Added airspy_source to defaults

Add bandplan for German mobile networks

.github/FUNDING.yml

@@ -0,0 +1,3 @@
+# These are supported funding model platforms
+
+patreon: ryzerth

.github/workflows/cmake.yml

@@ -0,0 +1,45 @@
+name: Linux Build
+
+on: [push]
+
+env:
+  # Customize the CMake build type here (Release, Debug, RelWithDebInfo, etc.)
+  BUILD_TYPE: Release
+
+jobs:
+  build:
+    # The CMake configure and build commands are platform agnostic and should work equally
+    # well on Windows or Mac.  You can convert this to a matrix build if you need
+    # cross-platform coverage.
+    # See: https://docs.github.com/en/free-pro-team@latest/actions/learn-github-actions/managing-complex-workflows#using-a-build-matrix
+    runs-on: ubuntu-20.04
+
+    steps:
+    - uses: actions/checkout@v2
+    
+    - name: Update repositories
+      run: sudo apt update 
+    
+    - name: Install dependencies
+      run: sudo apt install libfftw3-dev libglfw3-dev libglew-dev libvolk2-dev libsoapysdr-dev libairspyhf-dev libairspy-dev libiio-dev libad9361-dev portaudio19-dev libhackrf-dev
+
+    - name: Create Build Environment
+      # Some projects don't allow in-source building, so create a separate build directory
+      # We'll use this as our working directory for all subsequent commands
+      run: cmake -E make_directory ${{runner.workspace}}/build
+
+    - name: Configure CMake
+      # Use a bash shell so we can use the same syntax for environment variable
+      # access regardless of the host operating system
+      shell: bash
+      working-directory: ${{runner.workspace}}/build
+      # Note the current convention is to use the -S and -B options here to specify source 
+      # and build directories, but this is only available with CMake 3.13 and higher.  
+      # The CMake binaries on the Github Actions machines are (as of this writing) 3.12
+      run: cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=$BUILD_TYPE
+
+    - name: Build
+      working-directory: ${{runner.workspace}}/build
+      shell: bash
+      # Execute the build.  You can specify a specific target with "--target <NAME>"
+      run: cmake --build . --config $BUILD_TYPE

CMakeLists.txt

@@ -5,7 +5,9 @@ option(OPT_BUILD_RTL_TCP_SOURCE "Build RTL-TCP Source Module (no dependencies re
 option(OPT_BUILD_SPYSERVER_SOURCE "Build SpyServer Source Module (no dependencies required)" ON)
 option(OPT_BUILD_SOAPY_SOURCE "Build SoapySDR Source Module (Depedencies: soapysdr)" ON)
 option(OPT_BUILD_AIRSPYHF_SOURCE "Build Airspy HF+ Source Module (Depedencies: libairspyhf)" ON)
+option(OPT_BUILD_AIRSPY_SOURCE "Build Airspy Source Module (Depedencies: libairspy)" ON)
 option(OPT_BUILD_PLUTOSDR_SOURCE "Build PlutoSDR Source Module (Depedencies: libiio, libad9361)" ON)
+option(OPT_BUILD_HACKRF_SOURCE "Build HackRF Source Module (Depedencies: libhackrf)" ON)
 option(OPT_BUILD_AUDIO_SINK "Build Audio Sink Module (Depedencies: portaudio)" ON)
 
 # Core of SDR++
@@ -32,10 +34,18 @@ if (OPT_BUILD_AIRSPYHF_SOURCE)
 add_subdirectory("airspyhf_source")
 endif (OPT_BUILD_AIRSPYHF_SOURCE)
 
+if (OPT_BUILD_AIRSPY_SOURCE)
+add_subdirectory("airspy_source")
+endif (OPT_BUILD_AIRSPY_SOURCE)
+
 if (OPT_BUILD_PLUTOSDR_SOURCE)
 add_subdirectory("plutosdr_source")
 endif (OPT_BUILD_PLUTOSDR_SOURCE)
 
+if (OPT_BUILD_HACKRF_SOURCE)
+add_subdirectory("hackrf_source")
+endif (OPT_BUILD_HACKRF_SOURCE)
+
 if (OPT_BUILD_AUDIO_SINK)
 add_subdirectory("audio_sink")
 endif (OPT_BUILD_AUDIO_SINK)

airspy_source/CMakeLists.txt

@@ -0,0 +1,31 @@
+cmake_minimum_required(VERSION 3.13)
+project(airspy_source)
+
+if (MSVC)
+    set(CMAKE_CXX_FLAGS "-O2 /std:c++17 /EHsc")
+else()
+    set(CMAKE_CXX_FLAGS "-O3 -std=c++17 -fpermissive")
+endif (MSVC)
+
+include_directories("src/")
+
+file(GLOB SRC "src/*.cpp")
+
+add_library(airspy_source SHARED ${SRC})
+target_link_libraries(airspy_source PRIVATE sdrpp_core)
+set_target_properties(airspy_source PROPERTIES PREFIX "")
+
+if (MSVC)
+    # Lib path
+    target_link_directories(sdrpp_core PUBLIC "C:/Program Files/PothosSDR/bin/")
+
+    target_link_libraries(airspy_source PUBLIC airspy)
+else (MSVC)
+    find_package(PkgConfig)
+
+    pkg_check_modules(LIBAIRSPYHF REQUIRED libairspy)
+
+    target_include_directories(airspy_source PUBLIC ${LIBAIRSPYHF_INCLUDE_DIRS})
+    target_link_directories(airspy_source PUBLIC ${LIBAIRSPYHF_LIBRARY_DIRS})
+    target_link_libraries(airspy_source PUBLIC ${LIBAIRSPYHF_LIBRARIES})
+endif (MSVC)

airspy_source/src/main.cpp

@@ -0,0 +1,597 @@
+#include <imgui.h>
+#include <spdlog/spdlog.h>
+#include <module.h>
+#include <gui/gui.h>
+#include <signal_path/signal_path.h>
+#include <core.h>
+#include <gui/style.h>
+#include <config.h>
+#include <options.h>
+#include <libairspy/airspy.h>
+
+#define CONCAT(a, b) ((std::string(a) + b).c_str())
+
+SDRPP_MOD_INFO {
+    /* Name:            */ "airspy_source",
+    /* Description:     */ "Airspy source module for SDR++",
+    /* Author:          */ "Ryzerth",
+    /* Version:         */ 0, 1, 0,
+    /* Max instances    */ 1
+};
+
+ConfigManager config;
+
+class AirspySourceModule : public ModuleManager::Instance {
+public:
+    AirspySourceModule(std::string name) {
+        this->name = name;
+
+        sampleRate = 10000000.0;
+
+        handler.ctx = this;
+        handler.selectHandler = menuSelected;
+        handler.deselectHandler = menuDeselected; 
+        handler.menuHandler = menuHandler;
+        handler.startHandler = start;
+        handler.stopHandler = stop;
+        handler.tuneHandler = tune;
+        handler.stream = &stream;
+
+        refresh();
+        if (sampleRateList.size() > 0) {
+            sampleRate = sampleRateList[0];
+        }
+
+        // Select device from config
+        config.aquire();
+        std::string devSerial = config.conf["device"];
+        config.release();
+        selectByString(devSerial);
+        core::setInputSampleRate(sampleRate);
+
+        sigpath::sourceManager.registerSource("Airspy", &handler);
+    }
+
+    ~AirspySourceModule() {
+        
+    }
+
+    void enable() {
+        enabled = true;
+    }
+
+    void disable() {
+        enabled = false;
+    }
+
+    bool isEnabled() {
+        return enabled;
+    }
+
+    void refresh() {
+        devList.clear();
+        devListTxt = "";
+
+        uint64_t serials[256];
+        int n = airspy_list_devices(serials, 256);
+
+        char buf[1024];
+        for (int i = 0; i < n; i++) {
+            sprintf(buf, "%016" PRIX64, serials[i]);
+            devList.push_back(serials[i]);
+            devListTxt += buf;
+            devListTxt += '\0';
+        }
+    }
+
+    void selectFirst() {
+        if (devList.size() != 0) {
+            selectBySerial(devList[0]);
+        }
+    }
+
+    void selectByString(std::string serial) {
+        char buf[1024];
+        for (int i = 0; i < devList.size(); i++) {
+            sprintf(buf, "%016" PRIX64, devList[i]);
+            std::string str = buf;
+            if (serial == str) {
+                selectBySerial(devList[i]);
+                return;
+            }
+        }
+        selectFirst();
+    }
+
+    void selectBySerial(uint64_t serial) {
+        selectedSerial = serial;
+        airspy_device* dev;
+        int err = airspy_open_sn(&dev, selectedSerial);
+        if (err != 0) {
+            char buf[1024];
+            sprintf(buf, "%016" PRIX64, selectedSerial);
+            spdlog::error("Could not open Airspy HF+ {0}", buf);
+            return;
+        }
+
+        uint32_t sampleRates[256];
+        airspy_get_samplerates(dev, sampleRates, 0);
+        int n = sampleRates[0];
+        airspy_get_samplerates(dev, sampleRates, n);
+        sampleRateList.clear();
+        sampleRateListTxt = "";
+        for (int i = 0; i < n; i++) {
+            sampleRateList.push_back(sampleRates[i]);
+            sampleRateListTxt += getBandwdithScaled(sampleRates[i]);
+            sampleRateListTxt += '\0';
+        }
+
+        char buf[1024];
+        sprintf(buf, "%016" PRIX64, serial);
+        selectedSerStr = std::string(buf);
+
+        // Load config here
+        config.aquire();
+        bool created = false;
+        if (!config.conf["devices"].contains(selectedSerStr)) {
+            created = true;
+            config.conf["devices"][selectedSerStr]["sampleRate"] = 10000000;
+            config.conf["devices"][selectedSerStr]["gainMode"] = 0;
+            config.conf["devices"][selectedSerStr]["sensitiveGain"] = 0;
+            config.conf["devices"][selectedSerStr]["linearGain"] = 0;
+            config.conf["devices"][selectedSerStr]["lnaGain"] = 0;
+            config.conf["devices"][selectedSerStr]["mixerGain"] = 0;
+            config.conf["devices"][selectedSerStr]["vgaGain"] = 0;
+            config.conf["devices"][selectedSerStr]["lnaAgc"] = false;
+            config.conf["devices"][selectedSerStr]["mixerAgc"] = false;
+            config.conf["devices"][selectedSerStr]["biasT"] = false;
+        }
+
+        // Load sample rate
+        srId = 0;
+        sampleRate = sampleRateList[0];
+        if (config.conf["devices"][selectedSerStr].contains("sampleRate")) {
+            int selectedSr = config.conf["devices"][selectedSerStr]["sampleRate"];
+            for (int i = 0; i < sampleRateList.size(); i++) {
+                if (sampleRateList[i] == selectedSr) {
+                    srId = i;
+                    sampleRate = selectedSr;
+                    break;
+                }
+            }
+        }
+
+        // Load gains
+        if (config.conf["devices"][selectedSerStr].contains("gainMode")) {
+            gainMode = config.conf["devices"][selectedSerStr]["gainMode"];
+        }
+        if (config.conf["devices"][selectedSerStr].contains("sensitiveGain")) {
+            sensitiveGain = config.conf["devices"][selectedSerStr]["sensitiveGain"];
+        }
+        if (config.conf["devices"][selectedSerStr].contains("linearGain")) {
+            linearGain = config.conf["devices"][selectedSerStr]["linearGain"];
+        }
+        if (config.conf["devices"][selectedSerStr].contains("lnaGain")) {
+            lnaGain = config.conf["devices"][selectedSerStr]["lnaGain"];
+        }
+        if (config.conf["devices"][selectedSerStr].contains("mixerGain")) {
+            mixerGain = config.conf["devices"][selectedSerStr]["mixerGain"];
+        }
+        if (config.conf["devices"][selectedSerStr].contains("vgaGain")) {
+            vgaGain = config.conf["devices"][selectedSerStr]["vgaGain"];
+        }
+        if (config.conf["devices"][selectedSerStr].contains("lnaAgc")) {
+            lnaAgc = config.conf["devices"][selectedSerStr]["lnaAgc"];
+        }
+        if (config.conf["devices"][selectedSerStr].contains("mixerAgc")) {
+            mixerAgc = config.conf["devices"][selectedSerStr]["mixerAgc"];
+        }
+
+        // Load Bias-T
+        if (config.conf["devices"][selectedSerStr].contains("biasT")) {
+            biasT = config.conf["devices"][selectedSerStr]["biasT"];
+        }
+
+        config.release(created);
+
+        airspy_close(dev);
+    }
+
+private:
+    std::string getBandwdithScaled(double bw) {
+        char buf[1024];
+        if (bw >= 1000000.0) {
+            sprintf(buf, "%.1lfMHz", bw / 1000000.0);
+        }
+        else if (bw >= 1000.0) {
+            sprintf(buf, "%.1lfKHz", bw / 1000.0);
+        }
+        else {
+            sprintf(buf, "%.1lfHz", bw);
+        }
+        return std::string(buf);
+    }
+
+    static void menuSelected(void* ctx) {
+        AirspySourceModule* _this = (AirspySourceModule*)ctx;
+        core::setInputSampleRate(_this->sampleRate);
+        spdlog::info("AirspySourceModule '{0}': Menu Select!", _this->name);
+    }
+
+    static void menuDeselected(void* ctx) {
+        AirspySourceModule* _this = (AirspySourceModule*)ctx;
+        spdlog::info("AirspySourceModule '{0}': Menu Deselect!", _this->name);
+    }
+    
+    static void start(void* ctx) {
+        AirspySourceModule* _this = (AirspySourceModule*)ctx;
+        if (_this->running) {
+            return;
+        }
+        if (_this->selectedSerial == 0) {
+            spdlog::error("Tried to start AirspyHF+ source with null serial");
+            return;
+        }
+
+        int err = airspy_open_sn(&_this->openDev, _this->selectedSerial);
+        if (err != 0) {
+            char buf[1024];
+            sprintf(buf, "%016" PRIX64, _this->selectedSerial);
+            spdlog::error("Could not open Airspy {0}", buf);
+            return;
+        }
+
+        airspy_set_samplerate(_this->openDev, _this->sampleRateList[_this->srId]);
+        airspy_set_freq(_this->openDev, _this->freq);
+        
+        if (_this->gainMode == 0) {
+            airspy_set_lna_agc(_this->openDev, 0);
+            airspy_set_mixer_agc(_this->openDev, 0);
+            airspy_set_sensitivity_gain(_this->openDev, _this->sensitiveGain);
+        }
+        else if (_this->gainMode == 1) {
+            airspy_set_lna_agc(_this->openDev, 0);
+            airspy_set_mixer_agc(_this->openDev, 0);
+            airspy_set_linearity_gain(_this->openDev, _this->linearGain);
+        }
+        else if (_this->gainMode == 2) {
+            if (_this->lnaAgc) {
+                airspy_set_lna_agc(_this->openDev, 1);
+            }
+            else {
+                airspy_set_lna_agc(_this->openDev, 0);
+                airspy_set_lna_gain(_this->openDev, _this->lnaGain);
+            }
+            if (_this->mixerAgc) {
+                airspy_set_mixer_agc(_this->openDev, 1);
+            }
+            else {
+                airspy_set_mixer_agc(_this->openDev, 0);
+                airspy_set_mixer_gain(_this->openDev, _this->mixerGain);
+            }
+            airspy_set_vga_gain(_this->openDev, _this->vgaGain);
+        }
+
+        airspy_set_rf_bias(_this->openDev, _this->biasT);
+
+        airspy_start_rx(_this->openDev, callback, _this);
+
+        _this->running = true;
+        spdlog::info("AirspySourceModule '{0}': Start!", _this->name);
+    }
+    
+    static void stop(void* ctx) {
+        AirspySourceModule* _this = (AirspySourceModule*)ctx;
+        if (!_this->running) {
+            return;
+        }
+        _this->running = false;
+        _this->stream.stopWriter();
+        airspy_close(_this->openDev);
+        _this->stream.clearWriteStop();
+        spdlog::info("AirspySourceModule '{0}': Stop!", _this->name);
+    }
+    
+    static void tune(double freq, void* ctx) {
+        AirspySourceModule* _this = (AirspySourceModule*)ctx;
+        if (_this->running) {
+            airspy_set_freq(_this->openDev, freq);
+        }
+        _this->freq = freq;
+        spdlog::info("AirspySourceModule '{0}': Tune: {1}!", _this->name, freq);
+    }
+    
+    static void menuHandler(void* ctx) {
+        AirspySourceModule* _this = (AirspySourceModule*)ctx;
+        float menuWidth = ImGui::GetContentRegionAvailWidth();
+
+        if (_this->running) { style::beginDisabled(); }
+
+        ImGui::SetNextItemWidth(menuWidth);
+        if (ImGui::Combo(CONCAT("##_airspy_dev_sel_", _this->name), &_this->devId, _this->devListTxt.c_str())) {
+            _this->selectBySerial(_this->devList[_this->devId]);
+            core::setInputSampleRate(_this->sampleRate);
+            if (_this->selectedSerStr != "") {
+                config.aquire();
+                config.conf["device"] = _this->selectedSerStr;
+                config.release(true);
+            }
+        }
+
+        if (ImGui::Combo(CONCAT("##_airspy_sr_sel_", _this->name), &_this->srId, _this->sampleRateListTxt.c_str())) {
+            _this->sampleRate = _this->sampleRateList[_this->srId];
+            core::setInputSampleRate(_this->sampleRate);
+            if (_this->selectedSerStr != "") {
+                config.aquire();
+                config.conf["devices"][_this->selectedSerStr]["sampleRate"] = _this->sampleRate;
+                config.release(true);
+            }
+        }
+
+        ImGui::SameLine();
+        float refreshBtnWdith = menuWidth - ImGui::GetCursorPosX();
+        if (ImGui::Button(CONCAT("Refresh##_airspy_refr_", _this->name), ImVec2(refreshBtnWdith, 0))) {
+            _this->refresh();
+            config.aquire();
+            std::string devSerial = config.conf["device"];
+            config.release();
+            _this->selectByString(devSerial);
+            core::setInputSampleRate(_this->sampleRate);
+        }
+
+        if (_this->running) { style::endDisabled(); }
+
+        ImGui::BeginGroup();
+        ImGui::Columns(3, CONCAT("AirspyGainModeColumns##_", _this->name), false);
+        if (ImGui::RadioButton(CONCAT("Sensitive##_airspy_gm_", _this->name), _this->gainMode == 0)) {
+            _this->gainMode = 0;
+            if (_this->running) {
+                airspy_set_lna_agc(_this->openDev, 0);
+                airspy_set_mixer_agc(_this->openDev, 0);
+                airspy_set_sensitivity_gain(_this->openDev, _this->sensitiveGain);
+            }
+            if (_this->selectedSerStr != "") {
+                config.aquire();
+                config.conf["devices"][_this->selectedSerStr]["gainMode"] = 0;
+                config.release(true);
+            }
+        }
+        ImGui::NextColumn();
+        if (ImGui::RadioButton(CONCAT("Linear##_airspy_gm_", _this->name), _this->gainMode == 1)) {
+            _this->gainMode = 1;
+            if (_this->running) {
+                airspy_set_lna_agc(_this->openDev, 0);
+                airspy_set_mixer_agc(_this->openDev, 0);
+                airspy_set_linearity_gain(_this->openDev, _this->linearGain);
+            }
+            if (_this->selectedSerStr != "") {
+                config.aquire();
+                config.conf["devices"][_this->selectedSerStr]["gainMode"] = 1;
+                config.release(true);
+            }
+        }
+        ImGui::NextColumn();
+        if (ImGui::RadioButton(CONCAT("Free##_airspy_gm_", _this->name), _this->gainMode == 2)) {
+            _this->gainMode = 2;
+            if (_this->running) {
+                if (_this->lnaAgc) {
+                    airspy_set_lna_agc(_this->openDev, 1);
+                }
+                else {
+                    airspy_set_lna_agc(_this->openDev, 0);
+                    airspy_set_lna_gain(_this->openDev, _this->lnaGain);
+                }
+                if (_this->mixerAgc) {
+                    airspy_set_mixer_agc(_this->openDev, 1);
+                }
+                else {
+                    airspy_set_mixer_agc(_this->openDev, 0);
+                    airspy_set_mixer_gain(_this->openDev, _this->mixerGain);
+                }
+                airspy_set_vga_gain(_this->openDev, _this->vgaGain);
+            }
+            if (_this->selectedSerStr != "") {
+                config.aquire();
+                config.conf["devices"][_this->selectedSerStr]["gainMode"] = 2;
+                config.release(true);
+            }
+        }
+        ImGui::Columns(1, CONCAT("EndAirspyGainModeColumns##_", _this->name), false);
+        ImGui::EndGroup();
+
+        // Gain menus
+
+        if (_this->gainMode == 0) {
+            ImGui::Text("Gain");
+            ImGui::SameLine();
+            ImGui::SetNextItemWidth(menuWidth - ImGui::GetCursorPosX());
+            if (ImGui::SliderInt(CONCAT("##_airspy_sens_gain_", _this->name), &_this->sensitiveGain, 0, 21)) {
+                if (_this->running) {
+                    airspy_set_sensitivity_gain(_this->openDev, _this->sensitiveGain);
+                }
+                if (_this->selectedSerStr != "") {
+                    config.aquire();
+                    config.conf["devices"][_this->selectedSerStr]["sensitiveGain"] = _this->sensitiveGain;
+                    config.release(true);
+                }
+            }
+        }
+        else if (_this->gainMode == 1) {
+            ImGui::Text("Gain");
+            ImGui::SameLine();
+            ImGui::SetNextItemWidth(menuWidth - ImGui::GetCursorPosX());
+            if (ImGui::SliderInt(CONCAT("##_airspy_lin_gain_", _this->name), &_this->linearGain, 0, 21)) {
+                if (_this->running) {
+                    airspy_set_linearity_gain(_this->openDev, _this->linearGain);
+                }
+                if (_this->selectedSerStr != "") {
+                    config.aquire();
+                    config.conf["devices"][_this->selectedSerStr]["linearGain"] = _this->linearGain;
+                    config.release(true);
+                }
+            }
+        }
+        else if (_this->gainMode == 2) {
+            // Calculate position of sliders
+            float pos = ImGui::CalcTextSize("Mixer Gain").x + 10;
+
+            if (_this->lnaAgc) { style::beginDisabled(); }
+            ImGui::Text("LNA Gain");
+            ImGui::SameLine();
+            ImGui::SetCursorPosX(pos);
+            ImGui::SetNextItemWidth(menuWidth - ImGui::GetCursorPosX());
+            if (ImGui::SliderInt(CONCAT("##_airspy_lna_gain_", _this->name), &_this->lnaGain, 0, 15)) {
+                if (_this->running) {
+                    airspy_set_lna_gain(_this->openDev, _this->lnaGain);
+                }
+                if (_this->selectedSerStr != "") {
+                    config.aquire();
+                    config.conf["devices"][_this->selectedSerStr]["lnaGain"] = _this->lnaGain;
+                    config.release(true);
+                }
+            }
+            if (_this->lnaAgc) { style::endDisabled(); }
+
+            if (_this->mixerAgc) { style::beginDisabled(); }
+            ImGui::Text("Mixer Gain");
+            ImGui::SameLine();
+            ImGui::SetCursorPosX(pos);
+            ImGui::SetNextItemWidth(menuWidth - ImGui::GetCursorPosX());
+            if (ImGui::SliderInt(CONCAT("##_airspy_mix_gain_", _this->name), &_this->mixerGain, 0, 15)) {
+                if (_this->running) {
+                    airspy_set_mixer_gain(_this->openDev, _this->mixerGain);
+                }
+                if (_this->selectedSerStr != "") {
+                    config.aquire();
+                    config.conf["devices"][_this->selectedSerStr]["mixerGain"] = _this->mixerGain;
+                    config.release(true);
+                }
+            }
+            if (_this->mixerAgc) { style::endDisabled(); }
+
+            ImGui::Text("VGA Gain");
+            ImGui::SameLine();
+            ImGui::SetCursorPosX(pos);
+            ImGui::SetNextItemWidth(menuWidth - ImGui::GetCursorPosX());
+            if (ImGui::SliderInt(CONCAT("##_airspy_vga_gain_", _this->name), &_this->vgaGain, 0, 15)) {
+                if (_this->running) {
+                    airspy_set_vga_gain(_this->openDev, _this->vgaGain);
+                }
+                if (_this->selectedSerStr != "") {
+                    config.aquire();
+                    config.conf["devices"][_this->selectedSerStr]["vgaGain"] = _this->vgaGain;
+                    config.release(true);
+                }
+            }
+
+            // AGC Control
+            if (ImGui::Checkbox(CONCAT("LNA AGC##_airspy_", _this->name), &_this->lnaAgc)) {
+                if (_this->running) {
+                    if (_this->lnaAgc) {
+                        airspy_set_lna_agc(_this->openDev, 1);
+                    }
+                    else {
+                        airspy_set_lna_agc(_this->openDev, 0);
+                        airspy_set_lna_gain(_this->openDev, _this->lnaGain);
+                    }
+                }
+                if (_this->selectedSerStr != "") {
+                    config.aquire();
+                    config.conf["devices"][_this->selectedSerStr]["lnaAgc"] = _this->lnaAgc;
+                    config.release(true);
+                }
+            }
+            if (ImGui::Checkbox(CONCAT("Mixer AGC##_airspy_", _this->name), &_this->mixerAgc)) {
+                if (_this->running) {
+                    if (_this->mixerAgc) {
+                        airspy_set_mixer_agc(_this->openDev, 1);
+                    }
+                    else {
+                        airspy_set_mixer_agc(_this->openDev, 0);
+                        airspy_set_mixer_gain(_this->openDev, _this->mixerGain);
+                    }
+                }
+                if (_this->selectedSerStr != "") {
+                    config.aquire();
+                    config.conf["devices"][_this->selectedSerStr]["mixerAgc"] = _this->mixerAgc;
+                    config.release(true);
+                }
+            }
+        }
+
+        // Bias T
+
+        if (ImGui::Checkbox(CONCAT("Bias T##_airspy_", _this->name), &_this->biasT)) {
+            if (_this->running) {
+                airspy_set_rf_bias(_this->openDev, _this->biasT);
+            }
+            if (_this->selectedSerStr != "") {
+                config.aquire();
+                config.conf["devices"][_this->selectedSerStr]["biasT"] = _this->biasT;
+                config.release(true);
+            }
+        }
+
+        
+    }
+
+    static int callback(airspy_transfer_t* transfer) {
+        AirspySourceModule* _this = (AirspySourceModule*)transfer->ctx;
+        memcpy(_this->stream.writeBuf, transfer->samples, transfer->sample_count * sizeof(dsp::complex_t));
+        if (!_this->stream.swap(transfer->sample_count)) { return -1; }
+        return 0;
+    }
+
+    std::string name;
+    airspy_device* openDev;
+    bool enabled = true;
+    dsp::stream<dsp::complex_t> stream;
+    double sampleRate;
+    SourceManager::SourceHandler handler;
+    bool running = false;
+    double freq;
+    uint64_t selectedSerial = 0;
+    std::string selectedSerStr = "";
+    int devId = 0;
+    int srId = 0;
+
+    bool biasT = false;
+
+    int lnaGain = 0;
+    int vgaGain = 0;
+    int mixerGain = 0;
+    int linearGain = 0;
+    int sensitiveGain = 0;
+
+    int gainMode = 0;
+
+    bool lnaAgc = false;
+    bool mixerAgc = false;
+
+    std::vector<uint64_t> devList;
+    std::string devListTxt;
+    std::vector<uint32_t> sampleRateList;
+    std::string sampleRateListTxt;
+};
+
+MOD_EXPORT void _INIT_() {
+    json def = json({});
+    def["devices"] = json({});
+    def["device"] = "";
+    config.setPath(options::opts.root + "/airspy_config.json");
+    config.load(def);
+    config.enableAutoSave();
+}
+
+MOD_EXPORT ModuleManager::Instance* _CREATE_INSTANCE_(std::string name) {
+    return new AirspySourceModule(name);
+}
+
+MOD_EXPORT void _DELETE_INSTANCE_(ModuleManager::Instance* instance) {
+    delete (AirspySourceModule*)instance;
+}
+
+MOD_EXPORT void _END_() {
+    config.disableAutoSave();
+    config.save();
+}

airspyhf_source/CMakeLists.txt

@@ -23,9 +23,9 @@ if (MSVC)
 else (MSVC)
     find_package(PkgConfig)
 
-    pkg_check_modules(SOAPY REQUIRED airspyhf)
+    pkg_check_modules(LIBAIRSPYHF REQUIRED libairspyhf)
 
-    target_include_directories(airspyhf_source PUBLIC ${AIRSPYHF_INCLUDE_DIRS})
+    target_include_directories(airspyhf_source PUBLIC ${LIBAIRSPYHF_INCLUDE_DIRS})
-    target_link_directories(airspyhf_source PUBLIC ${AIRSPYHF_LIBRARY_DIRS})
+    target_link_directories(airspyhf_source PUBLIC ${LIBAIRSPYHF_LIBRARY_DIRS})
-    target_link_libraries(airspyhf_source PUBLIC ${AIRSPYHF_LIBRARIES})
+    target_link_libraries(airspyhf_source PUBLIC ${LIBAIRSPYHF_LIBRARIES})
 endif (MSVC)

airspyhf_source/src/main.cpp

@@ -1,11 +1,12 @@
 #include <imgui.h>
 #include <spdlog/spdlog.h>
-#include <new_module.h>
+#include <module.h>
 #include <gui/gui.h>
 #include <signal_path/signal_path.h>
 #include <core.h>
 #include <gui/style.h>
 #include <config.h>
+#include <options.h>
 #include <libairspyhf/airspyhf.h>
 
 #define CONCAT(a, b) ((std::string(a) + b).c_str())
@@ -18,7 +19,7 @@ SDRPP_MOD_INFO {
     /* Max instances    */ 1
 };
 
-//ConfigManager config;
+ConfigManager config;
 
 const char* AGG_MODES_STR = "Off\0Low\0High\0";
 
@@ -40,9 +41,11 @@ public:
 
         refresh();
 
-        // config.aquire();
+        config.aquire();
-        // std::string serString = config.conf["device"];
+        std::string devSerial = config.conf["device"];
-        // config.release();
+        config.release();
+        selectByString(devSerial);
+        core::setInputSampleRate(sampleRate);
 
         sigpath::sourceManager.registerSource("Airspy HF+", &handler);
     }
@@ -119,25 +122,74 @@ public:
         airspyhf_get_samplerates(dev, sampleRates, 0);
         int n = sampleRates[0];
         airspyhf_get_samplerates(dev, sampleRates, n);
-        char buf[1024];
         sampleRateList.clear();
         sampleRateListTxt = "";
         for (int i = 0; i < n; i++) {
             sampleRateList.push_back(sampleRates[i]);
-            sprintf(buf, "%d", sampleRates[i]);
+            sampleRateListTxt += getBandwdithScaled(sampleRates[i]);
-            sampleRateListTxt += buf;
             sampleRateListTxt += '\0';
         }
 
-        blockSize = airspyhf_get_output_size(dev);
+        char buf[1024];
-        spdlog::info("AirspyHF block size {0}", blockSize);
+        sprintf(buf, "%016" PRIX64, serial);
+        selectedSerStr = std::string(buf);
 
+        // Load config here
+        config.aquire();
+        bool created = false;
+        if (!config.conf["devices"].contains(selectedSerStr)) {
+            created = true;
+            config.conf["devices"][selectedSerStr]["sampleRate"] = 768000;
+            config.conf["devices"][selectedSerStr]["agcMode"] = 0;
+            config.conf["devices"][selectedSerStr]["lna"] = false;
+            config.conf["devices"][selectedSerStr]["attenuation"] = 0;
+        }
+
+        // Load sample rate
         srId = 0;
+        sampleRate = sampleRateList[0];
+        if (config.conf["devices"][selectedSerStr].contains("sampleRate")) {
+            int selectedSr = config.conf["devices"][selectedSerStr]["sampleRate"];
+            for (int i = 0; i < sampleRateList.size(); i++) {
+                if (sampleRateList[i] == selectedSr) {
+                    srId = i;
+                    sampleRate = selectedSr;
+                    break;
+                }
+            }
+        }
+
+        // Load Gains
+        if (config.conf["devices"][selectedSerStr].contains("agcMode")) {
+            agcMode = config.conf["devices"][selectedSerStr]["agcMode"];
+        }
+        if (config.conf["devices"][selectedSerStr].contains("lna")) {
+            hfLNA = config.conf["devices"][selectedSerStr]["lna"];
+        }
+        if (config.conf["devices"][selectedSerStr].contains("attenuation")) {
+            atten = config.conf["devices"][selectedSerStr]["attenuation"];
+        }
+
+        config.release(created);
 
         airspyhf_close(dev);
     }
 
 private:
+    std::string getBandwdithScaled(double bw) {
+        char buf[1024];
+        if (bw >= 1000000.0) {
+            sprintf(buf, "%.1lfMHz", bw / 1000000.0);
+        }
+        else if (bw >= 1000.0) {
+            sprintf(buf, "%.1lfKHz", bw / 1000.0);
+        }
+        else {
+            sprintf(buf, "%.1lfHz", bw);
+        }
+        return std::string(buf);
+    }
+
     static void menuSelected(void* ctx) {
         AirspyHFSourceModule* _this = (AirspyHFSourceModule*)ctx;
         core::setInputSampleRate(_this->sampleRate);
@@ -167,8 +219,6 @@ private:
             return;
         }
 
-        spdlog::warn("{0}", _this->sampleRateList[_this->srId]);
-
         airspyhf_set_samplerate(_this->openDev, _this->sampleRateList[_this->srId]);
         airspyhf_set_freq(_this->openDev, _this->freq);
         airspyhf_set_hf_agc(_this->openDev, (_this->agcMode != 0));
@@ -214,18 +264,33 @@ private:
         ImGui::SetNextItemWidth(menuWidth);
         if (ImGui::Combo(CONCAT("##_airspyhf_dev_sel_", _this->name), &_this->devId, _this->devListTxt.c_str())) {
             _this->selectBySerial(_this->devList[_this->devId]);
+            core::setInputSampleRate(_this->sampleRate);
+            if (_this->selectedSerStr != "") {
+                config.aquire();
+                config.conf["device"] = _this->selectedSerStr;
+                config.release(true);
+            }
         }
 
         if (ImGui::Combo(CONCAT("##_airspyhf_sr_sel_", _this->name), &_this->srId, _this->sampleRateListTxt.c_str())) {
             _this->sampleRate = _this->sampleRateList[_this->srId];
             core::setInputSampleRate(_this->sampleRate);
+            if (_this->selectedSerStr != "") {
+                config.aquire();
+                config.conf["devices"][_this->selectedSerStr]["sampleRate"] = _this->sampleRate;
+                config.release(true);
+            }
         }
 
         ImGui::SameLine();
         float refreshBtnWdith = menuWidth - ImGui::GetCursorPosX();
         if (ImGui::Button(CONCAT("Refresh##_airspyhf_refr_", _this->name), ImVec2(refreshBtnWdith, 0))) {
             _this->refresh();
-            _this->selectFirst();
+            config.aquire();
+            std::string devSerial = config.conf["device"];
+            config.release();
+            _this->selectByString(devSerial);
+            core::setInputSampleRate(_this->sampleRate);
         }
 
         if (_this->running) { style::endDisabled(); }
@@ -240,6 +305,11 @@ private:
                     airspyhf_set_hf_agc_threshold(_this->openDev, _this->agcMode - 1);
                 }
             }
+            if (_this->selectedSerStr != "") {
+                config.aquire();
+                config.conf["devices"][_this->selectedSerStr]["agcMode"] = _this->agcMode;
+                config.release(true);
+            }
         }
 
         ImGui::Text("HF LNA");
@@ -247,6 +317,11 @@ private:
         if (ImGui::Checkbox(CONCAT("##_airspyhf_lna_", _this->name), &_this->hfLNA)) {
             if (_this->running) {
                 airspyhf_set_hf_lna(_this->openDev, _this->hfLNA);
+            }      
+            if (_this->selectedSerStr != "") {
+                config.aquire();
+                config.conf["devices"][_this->selectedSerStr]["lna"] = _this->hfLNA;
+                config.release(true);
             }
         }
 
@@ -258,23 +333,24 @@ private:
             if (_this->running) {
                 airspyhf_set_hf_att(_this->openDev, _this->atten / 6);
             }
+            if (_this->selectedSerStr != "") {
+                config.aquire();
+                config.conf["devices"][_this->selectedSerStr]["attenuation"] = _this->atten;
+                config.release(true);
+            }
         }        
     }
 
     static int callback(airspyhf_transfer_t* transfer) {
         AirspyHFSourceModule* _this = (AirspyHFSourceModule*)transfer->ctx;
-        if (_this->stream.aquire() < 0) {
+        memcpy(_this->stream.writeBuf, transfer->samples, transfer->sample_count * sizeof(dsp::complex_t));
-            return -1;
+        if (!_this->stream.swap(transfer->sample_count)) { return -1; }
-        }
-        memcpy(_this->stream.data, transfer->samples, transfer->sample_count * sizeof(dsp::complex_t));
-        _this->stream.write(transfer->sample_count);
         return 0;
     }
 
     std::string name;
     airspyhf_device_t* openDev;
     bool enabled = true;
-    int blockSize = 0;
     dsp::stream<dsp::complex_t> stream;
     double sampleRate;
     SourceManager::SourceHandler handler;
@@ -286,6 +362,7 @@ private:
     int agcMode = AGC_MODE_OFF;
     bool hfLNA = false;
     int atten = 0;
+    std::string selectedSerStr = "";
 
     std::vector<uint64_t> devList;
     std::string devListTxt;
@@ -294,12 +371,12 @@ private:
 };
 
 MOD_EXPORT void _INIT_() {
-//    config.setPath(ROOT_DIR "/airspyhf_config.json");
+    json def = json({});
-//    json defConf;
+    def["devices"] = json({});
-//    defConf["device"] = "";
+    def["device"] = "";
-//    defConf["devices"] = json::object();
+    config.setPath(options::opts.root + "/airspyhf_config.json");
-//    config.load(defConf);
+    config.load(def);
-//    config.enableAutoSave();
+    config.enableAutoSave();
 }
 
 MOD_EXPORT ModuleManager::Instance* _CREATE_INSTANCE_(std::string name) {
@@ -311,6 +388,6 @@ MOD_EXPORT void _DELETE_INSTANCE_(ModuleManager::Instance* instance) {
 }
 
 MOD_EXPORT void _END_() {
-    // config.disableAutoSave();
+    config.disableAutoSave();
-    // config.save();
+    config.save();
 }

audio_sink/CMakeLists.txt

@@ -13,4 +13,20 @@ include_directories("src/")
 
 add_library(audio_sink SHARED ${SRC})
 target_link_libraries(audio_sink PRIVATE sdrpp_core)
-set_target_properties(audio_sink PROPERTIES PREFIX "")
+set_target_properties(audio_sink PROPERTIES PREFIX "")
+
+if (MSVC)
+    find_package(portaudio CONFIG REQUIRED)
+    target_link_libraries(sdrpp_core PUBLIC portaudio)
+else (MSVC)
+    find_package(PkgConfig)
+
+    pkg_check_modules(PORTAUDIO REQUIRED portaudio-2.0)
+
+    target_include_directories(sdrpp_core PUBLIC ${PORTAUDIO_INCLUDE_DIRS})
+
+    target_link_directories(sdrpp_core PUBLIC ${PORTAUDIO_LIBRARY_DIRS})
+
+    target_link_libraries(sdrpp_core PUBLIC ${PORTAUDIO_LIBRARIES})
+
+endif (MSVC)

audio_sink/src/main.cpp

@@ -1,5 +1,5 @@
 #include <imgui.h>
-#include <new_module.h>
+#include <module.h>
 #include <gui/gui.h>
 #include <signal_path/signal_path.h>
 #include <signal_path/sink.h>
@@ -36,7 +36,6 @@ public:
         stereoRB.init(_stream->sinkOut);
 
         // Initialize PortAudio
-        Pa_Initialize();
         devCount = Pa_GetDeviceCount();
         devId = Pa_GetDefaultOutputDevice();
         const PaDeviceInfo *deviceInfo;
@@ -179,6 +178,7 @@ private:
     }
 
     void doStop() {
+        s2m.stop();
         monoRB.stop();
         stereoRB.stop();
         monoRB.data.stopReader();
@@ -238,11 +238,14 @@ public:
         this->name = name;
         provider.create = create_sink;
         provider.ctx = this;
+
+        Pa_Initialize();
+
         sigpath::sinkManager.registerSinkProvider("Audio", provider);
     }
 
     ~AudioSinkModule() {
-
+        Pa_Terminate();
     }
 
     void enable() {

core/CMakeLists.txt

@@ -30,9 +30,6 @@ if (MSVC)
 
     # Volk
     target_link_libraries(sdrpp_core PUBLIC volk)
-    
-    # SoapySDR
-    target_link_libraries(sdrpp_core PUBLIC SoapySDR)
 
     # Glew
     find_package(GLEW REQUIRED)
@@ -46,12 +43,6 @@ if (MSVC)
     find_package(FFTW3f CONFIG REQUIRED)
     target_link_libraries(sdrpp_core PUBLIC FFTW3::fftw3f)
 
-    # PortAudio
-    find_package(portaudio CONFIG REQUIRED)
-    target_link_libraries(sdrpp_core PUBLIC portaudio portaudio_static)
-
-    target_link_libraries(sdrpp_core PUBLIC volk)
-
 else()
     find_package(PkgConfig)
     find_package(OpenGL REQUIRED)
@@ -60,32 +51,28 @@ else()
     pkg_check_modules(FFTW3 REQUIRED fftw3f)
     pkg_check_modules(VOLK REQUIRED volk)
     pkg_check_modules(GLFW3 REQUIRED glfw3)
-    pkg_check_modules(PORTAUDIO REQUIRED portaudio-2.0)
 
     target_include_directories(sdrpp_core PUBLIC
         ${GLEW_INCLUDE_DIRS}
         ${FFTW3_INCLUDE_DIRS}
         ${GLFW3_INCLUDE_DIRS}
         ${VOLK_INCLUDE_DIRS}
-        ${PORTAUDIO_INCLUDE_DIRS}
+    )
-        )
 
     target_link_directories(sdrpp_core PUBLIC
         ${GLEW_LIBRARY_DIRS}
         ${FFTW3_LIBRARY_DIRS}
         ${GLFW3_LIBRARY_DIRS}
         ${VOLK_LIBRARY_DIRS}
-        ${PORTAUDIO_LIBRARY_DIRS}
+    )
-        )
 
     target_link_libraries(sdrpp_core PUBLIC
         ${OPENGL_LIBRARIES}
-        ${GLEW_STATIC_LIBRARIES}
+        ${GLEW_LIBRARIES}
-        ${FFTW3_STATIC_LIBRARIES}
+        ${FFTW3_LIBRARIES}
-        ${GLFW3_STATIC_LIBRARIES}
+        ${GLFW3_LIBRARIES}
-        ${VOLK_STATIC_LIBRARIES}
+        ${VOLK_LIBRARIES}
-        ${PORTAUDIO_STATIC_LIBRARIES}
+    )
-        )
 
     if (${CMAKE_SYSTEM_NAME} MATCHES "Linux")
         target_link_libraries(sdrpp_core PUBLIC stdc++fs)

core/src/core.cpp

@@ -17,6 +17,7 @@
 #include <options.h>
 #include <duktape/duktape.h>
 #include <duktape/duk_console.h>
+#include <filesystem>
 
 #define STB_IMAGE_RESIZE_IMPLEMENTATION
 #include <stb_image_resize.h>
@@ -77,6 +78,20 @@ int sdrpp_main(int argc, char *argv[]) {
     options::loadDefaults();
     if (!options::parse(argc, argv)) { return -1; }
 
+    // Check root directory
+    if (!std::filesystem::exists(options::opts.root)) {
+        spdlog::warn("Root directory {0} does not exist, creating it", options::opts.root);
+        if (!std::filesystem::create_directory(options::opts.root)) {
+            spdlog::error("Could not create root directory {0}", options::opts.root);
+            return -1;
+        }
+    }
+
+    if (!std::filesystem::is_directory(options::opts.root)) {
+        spdlog::error("{0} is not a directory", options::opts.root);
+        return -1;
+    }
+
     // ======== DEFAULT CONFIG ========
     json defConfig;
     defConfig["bandColors"]["amateur"] = "#FF0000FF";
@@ -87,6 +102,7 @@ int sdrpp_main(int argc, char *argv[]) {
     defConfig["bandPlan"] = "General";
     defConfig["bandPlanEnabled"] = true;
     defConfig["centerTuning"] = false;
+    defConfig["colorMap"] = "Classic";
     defConfig["fftHeight"] = 300;
     defConfig["frequency"] = 100000000.0;
     defConfig["max"] = 0.0;
@@ -103,12 +119,17 @@ int sdrpp_main(int argc, char *argv[]) {
     };
     defConfig["menuWidth"] = 300;
     defConfig["min"] = -70.0;
-    defConfig["moduleInstances"]["Audio Sink"] = "audio_sink";
+
-    defConfig["moduleInstances"]["PlutoSDR Source"] = "plutosdr_source";
-    defConfig["moduleInstances"]["RTL-TCP Source"] = "rtl_tcp_source";
     defConfig["moduleInstances"]["Radio"] = "radio";
     defConfig["moduleInstances"]["Recorder"] = "recorder";
     defConfig["moduleInstances"]["SoapySDR Source"] = "soapy_source";
+    defConfig["moduleInstances"]["PlutoSDR Source"] = "plutosdr_source";
+    defConfig["moduleInstances"]["RTL-TCP Source"] = "rtl_tcp_source";
+    defConfig["moduleInstances"]["AirspyHF+ Source"] = "airspyhf_source";
+    defConfig["moduleInstances"]["Airspy Source"] = "airspy_source";
+    defConfig["moduleInstances"]["HackRF Source"] = "hackrf_source";
+    defConfig["moduleInstances"]["Audio Sink"] = "audio_sink";
+
     defConfig["modules"] = json::array();
     defConfig["offset"] = 0.0;
     defConfig["showWaterfall"] = true;
@@ -116,6 +137,20 @@ int sdrpp_main(int argc, char *argv[]) {
     defConfig["streams"] = json::object();
     defConfig["windowSize"]["h"] = 720;
     defConfig["windowSize"]["w"] = 1280;
+    
+    defConfig["bandColors"]["broadcast"] = "#0000FFFF";
+    defConfig["bandColors"]["amateur"] = "#FF0000FF";
+    defConfig["bandColors"]["aviation"] = "#00FF00FF";
+    defConfig["bandColors"]["marine"] = "#00FFFFFF";
+    defConfig["bandColors"]["military"] = "#FFFF00FF";
+
+#ifdef _WIN32
+    defConfig["modulesDirectory"] = "./modules";
+    defConfig["resourcesDirectory"] = "./res";
+#else
+    defConfig["modulesDirectory"] = "/usr/lib/sdrpp/plugins";
+    defConfig["resourcesDirectory"] = "/usr/share/sdrpp";
+#endif
 
     // Load config
     spdlog::info("Loading config");
@@ -123,21 +158,42 @@ int sdrpp_main(int argc, char *argv[]) {
     core::configManager.load(defConfig);
     core::configManager.enableAutoSave();
 
+    // Fix config
+    core::configManager.aquire();
+    for (auto const& item : defConfig.items()) {
+        if (!core::configManager.conf.contains(item.key())) {
+            spdlog::warn("Missing key in config {0}, repairing", item.key());
+            core::configManager.conf[item.key()] = defConfig[item.key()];
+        }
+    }
+    core::configManager.release(true);
+
     // Setup window
     glfwSetErrorCallback(glfw_error_callback);
     if (!glfwInit()) {
         return 1;
     }
 
+#ifdef __APPLE__
+    // GL 3.2 + GLSL 150
+    const char* glsl_version = "#version 150";
     glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
     glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 2);
     glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);  // 3.2+ only
     glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE);            // Required on Mac
+#else
+    // GL 3.0 + GLSL 120
+    const char* glsl_version = "#version 120";
+    glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
+    glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 0);
+#endif
     
     core::configManager.aquire();
     int winWidth = core::configManager.conf["windowSize"]["w"];
     int winHeight = core::configManager.conf["windowSize"]["h"];
     maximized = core::configManager.conf["maximized"];
+    std::string resDir = core::configManager.conf["resourcesDirectory"];
+    json bandColors = core::configManager.conf["bandColors"];
     core::configManager.release();
 
     // Create window with graphics context
@@ -157,7 +213,7 @@ int sdrpp_main(int argc, char *argv[]) {
 
     // Load app icon
     GLFWimage icons[10];
-    icons[0].pixels = stbi_load(((std::string)(options::opts.root + "/res/icons/sdrpp.png")).c_str(), &icons[0].width, &icons[0].height, 0, 4);
+    icons[0].pixels = stbi_load(((std::string)(resDir + "/icons/sdrpp.png")).c_str(), &icons[0].width, &icons[0].height, 0, 4);
     icons[1].pixels = (unsigned char*)malloc(16 * 16 * 4); icons[1].width = icons[1].height = 16;
     icons[2].pixels = (unsigned char*)malloc(24 * 24 * 4); icons[2].width = icons[2].height = 24;
     icons[3].pixels = (unsigned char*)malloc(32 * 32 * 4); icons[3].width = icons[3].height = 32;
@@ -196,23 +252,23 @@ int sdrpp_main(int argc, char *argv[]) {
 
     // Setup Platform/Renderer bindings
     ImGui_ImplGlfw_InitForOpenGL(window, true);
-    ImGui_ImplOpenGL3_Init("#version 150");
+    ImGui_ImplOpenGL3_Init(glsl_version);
 
-    style::setDarkStyle();
+    if (!style::setDarkStyle(resDir)) { return -1; }
 
     LoadingScreen::setWindow(window);
 
     LoadingScreen::show("Loading icons");
     spdlog::info("Loading icons");
-    icons::load();
+    if (!icons::load(resDir)) { return -1; }
 
     LoadingScreen::show("Loading band plans");
     spdlog::info("Loading band plans");
-    bandplan::loadFromDir(options::opts.root + "/bandplans");
+    bandplan::loadFromDir(resDir + "/bandplans");
 
     LoadingScreen::show("Loading band plan colors");
     spdlog::info("Loading band plans color table");
-    bandplan::loadColorTable(options::opts.root + "/band_colors.json");
+    bandplan::loadColorTable(bandColors);
 
     windowInit();
 

core/src/core.h

@@ -1,8 +1,8 @@
 #pragma once
 #include <config.h>
-#include <new_module.h>
+#include <module.h>
 #include <scripting.h>
-#include <new_module.h>
+#include <module.h>
 
 namespace core {
     SDRPP_EXPORT ConfigManager configManager;

core/src/credits.cpp

@@ -6,9 +6,12 @@ namespace sdrpp_credits {
         "aosync",
         "Alexsey Shestacov",
         "Benjamin Kyd",
-        "Tobias Mädel",
+        "Cropinghigh",
+        "Howard0su",
+        "Martin Hauke",
         "Raov",
-        "Howard0su"
+        "Szymon Zakrent",
+        "Tobias Mädel"
     };
 
     const char* libraries[] = {

core/src/credits.h

@@ -1,5 +1,5 @@
 #pragma once
-#include <new_module.h>
+#include <module.h>
 
 namespace sdrpp_credits {
     SDRPP_EXPORT const char* contributors[];

core/src/dsp/audio.h

@@ -29,14 +29,13 @@ namespace dsp {
             count = _in->read();
             if (count < 0) { return -1; }
 
-            if (out.aquire() < 0) { return -1; }
             for (int i = 0; i < count; i++) {
-                out.data[i].l = _in->data[i];
+                out.writeBuf[i].l = _in->readBuf[i];
-                out.data[i].r = _in->data[i];
+                out.writeBuf[i].r = _in->readBuf[i];
             }
 
             _in->flush();
-            out.write(count);
+            if (!out.swap(count)) { return -1; }
             return count;
         }
 
@@ -75,13 +74,12 @@ namespace dsp {
             count = _in->read();
             if (count < 0) { return -1; }
 
-            if (out.aquire() < 0) { return -1; }
             for (int i = 0; i < count; i++) {
-                out.data[i] = (_in->data[i].l + _in->data[i].r) / 2.0f;
+                out.writeBuf[i] = (_in->readBuf[i].l + _in->readBuf[i].r) / 2.0f;
             }
 
             _in->flush();
-            out.write(count);
+            if (!out.swap(count)) { return -1; }
             return count;
         }
 

core/src/dsp/block.h

@@ -6,6 +6,8 @@
 #include <vector>
 #include <algorithm>
 
+#include <spdlog/spdlog.h>
+
 #define FL_M_PI                3.1415926535f
 
 namespace dsp {
@@ -77,10 +79,10 @@ namespace dsp {
         }
 
         virtual void doStop() {
-            for (auto const& in : inputs) {
+            for (auto& in : inputs) {
                 in->stopReader();
             }
-            for (auto const& out : outputs) {
+            for (auto& out : outputs) {
                 out->stopWriter();
             }
 
@@ -88,11 +90,11 @@ namespace dsp {
             if (workerThread.joinable()) {
                 workerThread.join();
             }
-            
+
-            for (auto const& in : inputs) {
+            for (auto& in : inputs) {
                 in->clearReadStop();
             }
-            for (auto const& out : outputs) {
+            for (auto& out : outputs) {
                 out->clearWriteStop();
             }
         }

core/src/dsp/buffer.h

@@ -1,5 +1,6 @@
 #pragma once
 #include <dsp/block.h>
+#include <string.h>
 
 #define RING_BUF_SZ 1000000
 

core/src/dsp/convertion.h

@@ -31,11 +31,10 @@ namespace dsp {
             count = _in->read();
             if (count < 0) { return -1; }
 
-            if (out.aquire() < 0) { return -1; } 
+            memcpy(out.writeBuf, _in->readBuf, count * sizeof(complex_t));
-            memcpy(out.data, _in->data, count * sizeof(complex_t));
 
             _in->flush();
-            out.write(count);
+            if (!out.swap(count)) { return -1; }
             return count;
         }
 
@@ -75,11 +74,10 @@ namespace dsp {
             count = _in->read();
             if (count < 0) { return -1; }
 
-            if (out.aquire() < 0) { return -1; } 
+            volk_32fc_deinterleave_real_32f(out.writeBuf, (lv_32fc_t*)_in->readBuf, count);
-            volk_32fc_deinterleave_real_32f(out.data, (lv_32fc_t*)_in->data, count);
 
             _in->flush();
-            out.write(count);
+            if (!out.swap(count)) { return -1; }
             return count;
         }
 
@@ -119,11 +117,10 @@ namespace dsp {
             count = _in->read();
             if (count < 0) { return -1; }
 
-            if (out.aquire() < 0) { return -1; } 
+            volk_32fc_deinterleave_imag_32f(out.writeBuf, (lv_32fc_t*)_in->readBuf, count);
-            volk_32fc_deinterleave_imag_32f(out.data, (lv_32fc_t*)_in->data, count);
 
             _in->flush();
-            out.write(count);
+            if(!out.swap(count)) { return -1; }
             return count;
         }
 
@@ -135,4 +132,54 @@ namespace dsp {
         stream<complex_t>* _in;
 
     };
+
+
+    class RealToComplex : public generic_block<RealToComplex> {
+    public:
+        RealToComplex() {}
+
+        RealToComplex(stream<float>* in) { init(in); }
+
+        ~RealToComplex() {
+            delete[] nullBuffer;
+            generic_block<RealToComplex>::stop();
+        }
+
+        void init(stream<float>* in) {
+            _in = in;
+            nullBuffer = new float[STREAM_BUFFER_SIZE];
+            memset(nullBuffer, 0, STREAM_BUFFER_SIZE * sizeof(float));
+            generic_block<RealToComplex>::registerInput(_in);
+            generic_block<RealToComplex>::registerOutput(&out);
+        }
+
+        void setInput(stream<float>* in) {
+            std::lock_guard<std::mutex> lck(generic_block<RealToComplex>::ctrlMtx);
+            generic_block<RealToComplex>::tempStop();
+            generic_block<RealToComplex>::unregisterInput(_in);
+            _in = in;
+            generic_block<RealToComplex>::registerInput(_in);
+            generic_block<RealToComplex>::tempStart();
+        }
+
+        int run() {
+            count = _in->read();
+            if (count < 0) { return -1; }
+
+            volk_32f_x2_interleave_32fc((lv_32fc_t*)out.writeBuf, _in->readBuf, nullBuffer, count);
+
+            _in->flush();
+            if (!out.swap(count)) { return -1; }
+            return count;
+        }
+
+        stream<complex_t> out;
+
+    private:
+        float avg;
+        int count;
+        float* nullBuffer;
+        stream<float>* _in;
+
+    };
 }

core/src/dsp/demodulator.h

@@ -83,19 +83,17 @@ namespace dsp {
             // This is somehow faster than volk...
 
             float diff, currentPhase;
-
-            if (out.aquire() < 0) { return -1; } 
             for (int i = 0; i < count; i++) {
-                currentPhase = fast_arctan2(_in->data[i].i, _in->data[i].q);
+                currentPhase = fast_arctan2(_in->readBuf[i].i, _in->readBuf[i].q);
                 diff = currentPhase - phase;
                 if (diff > 3.1415926535f)        { diff -= 2 * 3.1415926535f; }
                 else if (diff <= -3.1415926535f) { diff += 2 * 3.1415926535f; }
-                out.data[i] = diff / phasorSpeed;
+                out.writeBuf[i] = diff / phasorSpeed;
                 phase = currentPhase;
             }
 
             _in->flush();
-            out.write(count);
+            if (!out.swap(count)) { return -1; }
             return count;
         }
 
@@ -135,19 +133,18 @@ namespace dsp {
             count = _in->read();
             if (count < 0) { return -1; }
 
-            if (out.aquire() < 0) { return -1; } 
+            volk_32fc_magnitude_32f(out.writeBuf, (lv_32fc_t*)_in->readBuf, count);
-            volk_32fc_magnitude_32f(out.data, (lv_32fc_t*)_in->data, count);
 
             _in->flush();
 
-            volk_32f_accumulator_s32f(&avg, out.data, count);
+            volk_32f_accumulator_s32f(&avg, out.writeBuf, count);
             avg /= (float)count;
 
             for (int i = 0; i < count; i++) {
-                out.data[i] -= avg;
+                out.writeBuf[i] -= avg;
             }
 
-            out.write(count);
+            if (!out.swap(count)) { return -1; }
             return count;
         }
 
@@ -259,12 +256,11 @@ namespace dsp {
             count = _in->read();
             if (count < 0) { return -1; }
 
-            if (out.aquire() < 0) { return -1; } 
+            volk_32fc_s32fc_x2_rotator_32fc(buffer, (lv_32fc_t*)_in->readBuf, phaseDelta, &phase, count);
-            volk_32fc_s32fc_x2_rotator_32fc(buffer, (lv_32fc_t*)_in->data, phaseDelta, &phase, count);
+            volk_32fc_deinterleave_real_32f(out.writeBuf, buffer, count);
-            volk_32fc_deinterleave_real_32f(out.data, buffer, count);
 
             _in->flush();
-            out.write(count);
+            if (!out.swap(count)) { return -1; }
             return count;
         }
 

core/src/dsp/filter.h

@@ -52,24 +52,21 @@ namespace dsp {
             count = _in->read();
             if (count < 0) { return -1; }
 
-            memcpy(bufStart, _in->data, count * sizeof(T));
+            memcpy(bufStart, _in->readBuf, count * sizeof(T));
             _in->flush();
 
-            // Write to output
-            if (out.aquire() < 0) { return -1; } 
-
             if constexpr (std::is_same_v<T, float>) {
                 for (int i = 0; i < count; i++) {
-                    volk_32f_x2_dot_prod_32f((float*)&out.data[i], (float*)&buffer[i+1], taps, tapCount);
+                    volk_32f_x2_dot_prod_32f((float*)&out.writeBuf[i], (float*)&buffer[i+1], taps, tapCount);
                 }
             }
             if constexpr (std::is_same_v<T, complex_t>) {
                 for (int i = 0; i < count; i++) {
-                    volk_32fc_32f_dot_prod_32fc((lv_32fc_t*)&out.data[i], (lv_32fc_t*)&buffer[i+1], taps, tapCount);
+                    volk_32fc_32f_dot_prod_32fc((lv_32fc_t*)&out.writeBuf[i], (lv_32fc_t*)&buffer[i+1], taps, tapCount);
                 }
             }
 
-            out.write(count);
+            if (!out.swap(count)) { return -1; }
 
             memmove(buffer, &buffer[count], tapCount * sizeof(T));
 
@@ -135,25 +132,23 @@ namespace dsp {
             if (count < 0) { return -1; }
 
             if (bypass) {
-                if (out.aquire() < 0) { return -1; }
+                memcpy(out.writeBuf, _in->readBuf, count * sizeof(float));
-                memcpy(out.data, _in->data, count * sizeof(float));
                 _in->flush();
-                out.write(count);
+                if (!out.swap(count)) { return -1; }
                 return count;
             }
 
             if (isnan(lastOut)) {
                 lastOut = 0.0f;
             }
-            if (out.aquire() < 0) { return -1; } 
+            out.writeBuf[0] = (alpha * _in->readBuf[0]) + ((1-alpha) * lastOut);
-            out.data[0] = (alpha * _in->data[0]) + ((1-alpha) * lastOut);
             for (int i = 1; i < count; i++) {
-                out.data[i] = (alpha * _in->data[i]) + ((1 - alpha) * out.data[i - 1]);
+                out.writeBuf[i] = (alpha * _in->readBuf[i]) + ((1 - alpha) * out.writeBuf[i - 1]);
             }
-            lastOut = out.data[count - 1];
+            lastOut = out.writeBuf[count - 1];
 
             _in->flush();
-            out.write(count);
+            if (!out.swap(count)) { return -1; }
             return count;
         }
 

core/src/dsp/math.h

@@ -31,17 +31,16 @@ namespace dsp {
                 return 0;
             }
 
-            if (out.aquire() < 0) { return -1; }
             if constexpr (std::is_same_v<T, complex_t> || std::is_same_v<T, stereo_t>) {
-                volk_32fc_x2_add_32fc(out.data, _a->data, _b->data, a_count);
+                volk_32fc_x2_add_32fc(out.writeBuf, _a->readBuf, _b->readBuf, a_count);
             }
             else {
-                volk_32f_x2_add_32f(out.data, _a->data, _b->data, a_count);
+                volk_32f_x2_add_32f(out.writeBuf, _a->readBuf, _b->readBuf, a_count);
             }
 
             _a->flush();
             _b->flush();
-            out.write(a_count);
+            if (!out.swap(a_count)) { return -1; }
             return a_count;
         }
 
@@ -82,17 +81,16 @@ namespace dsp {
                 return 0;
             }
 
-            if (out.aquire() < 0) { return -1; }
             if constexpr (std::is_same_v<T, complex_t>) {
-                volk_32fc_x2_multiply_32fc(out.data, _a->data, _b->data, a_count);
+                volk_32fc_x2_multiply_32fc(out.writeBuf, _a->readBuf, _b->readBuf, a_count);
             }
             else {
-                volk_32f_x2_multiply_32f(out.data, _a->data, _b->data, a_count);
+                volk_32f_x2_multiply_32f(out.writeBuf, _a->readBuf, _b->readBuf, a_count);
             }
 
             _a->flush();
             _b->flush();
-            out.write(a_count);
+            if (!out.swap(a_count)) { return -1; }
             return a_count;
         }
 

core/src/dsp/measure.h

@@ -0,0 +1,99 @@
+#pragma once
+#include <dsp/block.h>
+#include <fftw3.h>
+#include <volk/volk.h>
+#include <spdlog/spdlog.h>
+#include <dsp/types.h>
+#include <string.h>
+
+namespace dsp {
+    class VolumeMeasure : public generic_block<VolumeMeasure> {
+    public:
+        VolumeMeasure() {}
+
+        VolumeMeasure(stream<stereo_t>* in) { init(in); }
+
+        ~VolumeMeasure() {
+            generic_block<VolumeMeasure>::stop();
+            delete[] leftBuf;
+            delete[] rightBuf;
+        }
+
+        void init(stream<stereo_t>* in) {
+            _in = in;
+            leftBuf = new float[STREAM_BUFFER_SIZE];
+            rightBuf = new float[STREAM_BUFFER_SIZE];
+            generic_block<VolumeMeasure>::registerInput(_in);
+            generic_block<VolumeMeasure>::registerOutput(&out);
+        }
+
+        void setInput(stream<stereo_t>* in) {
+            std::lock_guard<std::mutex> lck(generic_block<VolumeMeasure>::ctrlMtx);
+            generic_block<VolumeMeasure>::tempStop();
+            generic_block<VolumeMeasure>::unregisterInput(_in);
+            _in = in;
+            generic_block<VolumeMeasure>::registerInput(_in);
+            generic_block<VolumeMeasure>::tempStart();
+        }
+
+        int run() {
+            count = _in->read();
+            if (count < 0) { return -1; }
+
+            memcpy(out.writeBuf, _in->readBuf, count * sizeof(stereo_t));
+            volk_32fc_deinterleave_32f_x2(leftBuf, rightBuf, (lv_32fc_t*)_in->readBuf, count);
+
+            _in->flush();
+            if (!out.swap(count)) { return -1; }
+
+            // Get peak from last value
+            float time = (float)count / sampleRate;
+            peak.l -= peakFall * time;
+            peak.r -= peakFall * time;
+            stereo_t _peak;
+            _peak.l = powf(10, peak.l / 10.0f);
+            _peak.r = powf(10, peak.r / 10.0f);
+
+            stereo_t _average;
+
+            // Calculate average
+            volk_32f_s32f_power_32f(leftBuf, leftBuf, 2, count);
+            volk_32f_s32f_power_32f(rightBuf, rightBuf, 2, count);
+            volk_32f_sqrt_32f(leftBuf, leftBuf, count);
+            volk_32f_sqrt_32f(rightBuf, rightBuf, count);
+            volk_32f_accumulator_s32f(&_average.l, leftBuf, count);
+            volk_32f_accumulator_s32f(&_average.r, rightBuf, count);
+            _average.l /= (float)count;
+            _average.r /= (float)count;
+
+            // Calculate peak
+            for (int i = 0; i < count; i++) {
+                if (leftBuf[i] > _peak.l) { _peak.l = leftBuf[i]; }
+                if (rightBuf[i] > _peak.r) { _peak.r = rightBuf[i]; }
+            }
+
+            // Assign
+            peak.l = 10.0f * log10f(_peak.l);
+            peak.r = 10.0f * log10f(_peak.r);
+            average.l = (average.l * (1.0f - avgFilt)) + (10.0f * log10f(_average.l) * avgFilt);
+            average.r = (average.r * (1.0f - avgFilt)) + (10.0f * log10f(_average.r) * avgFilt);
+
+            return count;
+        }
+
+        stream<stereo_t> out;
+
+        stereo_t peak = {0, 0};
+        stereo_t average = {0, 0};
+
+    private:
+        int count;
+        float peakFall = 10.0f; // dB/S
+        float avgFilt  = 0.2f; // IIR filter coef
+        float sampleRate = 48000;
+        stream<stereo_t>* _in;
+
+        float* leftBuf;
+        float* rightBuf;
+    };
+}

core/src/dsp/processing.h

@@ -1,6 +1,5 @@
 #pragma once
 #include <dsp/block.h>
-#include <fftw3.h>
 #include <volk/volk.h>
 #include <spdlog/spdlog.h>
 #include <string.h>
@@ -60,18 +59,16 @@ namespace dsp {
             count = _in->read();
             if (count < 0) { return -1; }
 
-            if (out.aquire() < 0) { return -1; }
-
             // TODO: Do float xlation
             if constexpr (std::is_same_v<T, float>) {
                 spdlog::error("XLATOR NOT IMPLEMENTED FOR FLOAT");
             }
             if constexpr (std::is_same_v<T, complex_t>) {
-                volk_32fc_s32fc_x2_rotator_32fc((lv_32fc_t*)out.data, (lv_32fc_t*)_in->data, phaseDelta, &phase, count);
+                volk_32fc_s32fc_x2_rotator_32fc((lv_32fc_t*)out.writeBuf, (lv_32fc_t*)_in->readBuf, phaseDelta, &phase, count);
             }
 
             _in->flush();
-            out.write(count);
+            if (!out.swap(count)) { return -1; }
             return count;
         }
 
@@ -91,13 +88,15 @@ namespace dsp {
     public:
         AGC() {}
 
-        AGC(stream<float>* in, float ratio) { init(in, ratio); }
+        AGC(stream<float>* in, float fallRate, float sampleRate) { init(in, fallRate, sampleRate); }
 
         ~AGC() { generic_block<AGC>::stop(); }
 
-        void init(stream<float>* in, float ratio) {
+        void init(stream<float>* in, float fallRate, float sampleRate) {
             _in = in;
-            _ratio = ratio;
+            _sampleRate = sampleRate;
+            _fallRate = fallRate;
+            _CorrectedFallRate = _fallRate / _sampleRate;
             generic_block<AGC>::registerInput(_in);
             generic_block<AGC>::registerOutput(&out);
         }
@@ -111,21 +110,32 @@ namespace dsp {
             generic_block<AGC>::tempStart();
         }
 
+        void setSampleRate(float sampleRate) {
+            std::lock_guard<std::mutex> lck(generic_block<AGC>::ctrlMtx);
+            _sampleRate = sampleRate;
+            _CorrectedFallRate = _fallRate / _sampleRate;
+        }
+
+        void setFallRate(float fallRate) {
+            std::lock_guard<std::mutex> lck(generic_block<AGC>::ctrlMtx);
+            _fallRate = fallRate;
+            _CorrectedFallRate = _fallRate / _sampleRate;
+        }
+
         int run() {
             count = _in->read();
             if (count < 0) { return -1; }
 
-            if (out.aquire() < 0) { return -1; }
+            level = pow(10, ((10.0f * log10f(level)) - (_CorrectedFallRate * count)) / 10.0f);
 
             for (int i = 0; i < count; i++) {
-                level = (fabsf(_in->data[i]) * _ratio) + (level * (1.0f - _ratio));
+                if (_in->readBuf[i] > level) { level = _in->readBuf[i]; }
-                out.data[i] = _in->data[i] / level;
             }
 
-            
+            volk_32f_s32f_multiply_32f(out.writeBuf, _in->readBuf, 1.0f / level, count);
 
             _in->flush();
-            out.write(count);
+            if (!out.swap(count)) { return -1; }
             return count;
         }
 
@@ -133,8 +143,10 @@ namespace dsp {
 
     private:
         int count;
-        float level = 1.0f;
+        float level = 0.0f;
-        float _ratio;
+        float _fallRate;
+        float _CorrectedFallRate;
+        float _sampleRate;
         stream<float>* _in;
 
     };
@@ -185,27 +197,25 @@ namespace dsp {
             count = _in->read();
             if (count < 0) { return -1; }
 
-            if (out.aquire() < 0) { return -1; }
-
             if (_muted) {
                 if constexpr (std::is_same_v<T, stereo_t>) {
-                    memset(out.data, 0, sizeof(stereo_t) * count);
+                    memset(out.writeBuf, 0, sizeof(stereo_t) * count);
                 }
                 else {
-                    memset(out.data, 0, sizeof(float) * count);
+                    memset(out.writeBuf, 0, sizeof(float) * count);
                 }
             }
             else {
                 if constexpr (std::is_same_v<T, stereo_t>) {
-                    volk_32f_s32f_multiply_32f((float*)out.data, (float*)_in->data, level, count * 2);
+                    volk_32f_s32f_multiply_32f((float*)out.writeBuf, (float*)_in->readBuf, level, count * 2);
                 }
                 else {
-                    volk_32f_s32f_multiply_32f((float*)out.data, (float*)_in->data, level, count);
+                    volk_32f_s32f_multiply_32f((float*)out.writeBuf, (float*)_in->readBuf, level, count);
                 }
             }
 
             _in->flush();
-            out.write(count);
+            if (!out.swap(count)) { return -1; }
             return count;
         }
 
@@ -260,21 +270,20 @@ namespace dsp {
             count = _in->read();
             if (count < 0) { return -1; }
 
-            if (out.aquire() < 0) { return -1; }
             float sum = 0.0f;
-            volk_32fc_magnitude_32f(normBuffer, (lv_32fc_t*)_in->data, count);
+            volk_32fc_magnitude_32f(normBuffer, (lv_32fc_t*)_in->readBuf, count);
             volk_32f_accumulator_s32f(&sum, normBuffer, count);
             sum /= (float)count;
 
             if (10.0f * log10f(sum) >= _level) {
-                memcpy(out.data, _in->data, count * sizeof(complex_t));
+                memcpy(out.writeBuf, _in->readBuf, count * sizeof(complex_t));
             }
             else {
-                memset(out.data, 0, count * sizeof(complex_t));
+                memset(out.writeBuf, 0, count * sizeof(complex_t));
             }
 
             _in->flush();
-            out.write(count);
+            if (!out.swap(count)) { return -1; }
             return count; 
         }
 

core/src/dsp/resampling.h

@@ -16,6 +16,7 @@ namespace dsp {
             generic_block<PolyphaseResampler<T>>::stop();
             volk_free(buffer);
             volk_free(taps);
+            freeTapPhases();
         }
 
         void init(stream<T>* in, dsp::filter_window::generic_window* window, float inSampleRate, float outSampleRate) {
@@ -32,9 +33,10 @@ namespace dsp {
             taps = (float*)volk_malloc(tapCount * sizeof(float), volk_get_alignment());
             _window->createTaps(taps, tapCount, _interp);
 
+            buildTapPhases();
+
             buffer = (T*)volk_malloc(STREAM_BUFFER_SIZE * sizeof(T) * 2, volk_get_alignment());
             memset(buffer, 0, STREAM_BUFFER_SIZE * sizeof(T) * 2);
-            bufStart = &buffer[tapCount];
             generic_block<PolyphaseResampler<T>>::registerInput(_in);
             generic_block<PolyphaseResampler<T>>::registerOutput(&out);
         }
@@ -55,6 +57,7 @@ namespace dsp {
             int _gcd = std::gcd((int)_inSampleRate, (int)_outSampleRate);
             _interp = _outSampleRate / _gcd;
             _decim = _inSampleRate / _gcd;
+            buildTapPhases();
             generic_block<PolyphaseResampler<T>>::tempStart();
         }
 
@@ -65,6 +68,7 @@ namespace dsp {
             int _gcd = std::gcd((int)_inSampleRate, (int)_outSampleRate);
             _interp = _outSampleRate / _gcd;
             _decim = _inSampleRate / _gcd;
+            buildTapPhases();
             generic_block<PolyphaseResampler<T>>::tempStart();
         }
 
@@ -84,7 +88,7 @@ namespace dsp {
             tapCount = window->getTapCount();
             taps = (float*)volk_malloc(tapCount * sizeof(float), volk_get_alignment());
             window->createTaps(taps, tapCount, _interp);
-            bufStart = &buffer[tapCount];
+            buildTapPhases();
             generic_block<PolyphaseResampler<T>>::tempStart();
         }
 
@@ -100,37 +104,29 @@ namespace dsp {
 
             int outCount = calcOutSize(count);
 
-            memcpy(&buffer[tapCount], _in->data, count * sizeof(T));
+            memcpy(&buffer[tapsPerPhase], _in->readBuf, count * sizeof(T));
             _in->flush();
 
             // Write to output
-            if (out.aquire() < 0) {
-                return -1;
-            }
             int outIndex = 0;
+            int _interp_m_1 = _interp - 1;
             if constexpr (std::is_same_v<T, float>) {
                 for (int i = 0; outIndex < outCount; i += _decim) {
-                    out.data[outIndex] = 0;
+                    int phase = i % _interp;
-                    for (int j = i % _interp; j < tapCount; j += _interp) {
+                    volk_32f_x2_dot_prod_32f(&out.writeBuf[outIndex], &buffer[i / _interp], tapPhases[phase], tapsPerPhase);
-                        out.data[outIndex] += buffer[((i - j) / _interp) + tapCount] * taps[j];
-                    }
                     outIndex++;
                 }
             }
             if constexpr (std::is_same_v<T, complex_t>) {
                 for (int i = 0; outIndex < outCount; i += _decim) {
-                    out.data[outIndex].i = 0;
+                    int phase = i % _interp;
-                    out.data[outIndex].q = 0;
+                    volk_32fc_32f_dot_prod_32fc((lv_32fc_t*)&out.writeBuf[outIndex], (lv_32fc_t*)&buffer[(i / _interp)], tapPhases[phase], tapsPerPhase);
-                    for (int j = i % _interp; j < tapCount; j += _interp) {
-                        out.data[outIndex].i += buffer[((i - j) / _interp) + tapCount].i * taps[j];
-                        out.data[outIndex].q += buffer[((i - j) / _interp) + tapCount].q * taps[j];
-                    }
                     outIndex++;
                 }
             }
-            out.write(outCount);
+            if (!out.swap(outCount)) { return -1; }
 
-            memmove(buffer, &buffer[count], tapCount * sizeof(T));
+            memmove(buffer, &buffer[count], tapsPerPhase * sizeof(T));
 
             return count;
         }
@@ -138,6 +134,44 @@ namespace dsp {
         stream<T> out;
 
     private:
+        void buildTapPhases(){
+            if(!taps){
+                return;
+            }
+
+            if(!tapPhases.empty()){
+                freeTapPhases();
+            }
+
+            int phases = _interp;
+            tapsPerPhase = (tapCount+phases-1)/phases; //Integer division ceiling
+
+            bufStart = &buffer[tapsPerPhase];
+
+            for(int i = 0; i < phases; i++){
+                tapPhases.push_back((float*)volk_malloc(tapsPerPhase * sizeof(float), volk_get_alignment()));
+            }
+
+            int currentTap = 0;
+            for(int tap = 0; tap < tapsPerPhase; tap++) {
+                for (int phase = 0; phase < phases; phase++) {
+                    if(currentTap < tapCount) {
+                        tapPhases[(_interp - 1) - phase][tap] = taps[currentTap++];
+                    }
+                    else{
+                        tapPhases[(_interp - 1) - phase][tap] = 0;
+                    }
+                }
+            }
+        }
+
+        void freeTapPhases(){
+            for(auto & tapPhase : tapPhases){
+                volk_free(tapPhase);
+            }
+            tapPhases.clear();
+        }
+
         int count;
         stream<T>* _in;
 
@@ -150,5 +184,84 @@ namespace dsp {
         float _inSampleRate, _outSampleRate;
         float* taps;
 
+        int tapsPerPhase;
+        std::vector<float*> tapPhases;
+
+    };
+
+    class PowerDecimator : public generic_block<PowerDecimator> {
+    public:
+        PowerDecimator() {}
+
+        PowerDecimator(stream<complex_t>* in, unsigned int power) { init(in, power); }
+
+        ~PowerDecimator() {
+            generic_block<PowerDecimator>::stop();
+        }
+
+        void init(stream<complex_t>* in, unsigned int power) {
+            _in = in;
+            _power = power;
+            generic_block<PowerDecimator>::registerInput(_in);
+            generic_block<PowerDecimator>::registerOutput(&out);
+        }
+
+        void setInput(stream<complex_t>* in) {
+            std::lock_guard<std::mutex> lck(generic_block<PowerDecimator>::ctrlMtx);
+            generic_block<PowerDecimator>::tempStop();
+            generic_block<PowerDecimator>::unregisterInput(_in);
+            _in = in;
+            generic_block<PowerDecimator>::registerInput(_in);
+            generic_block<PowerDecimator>::tempStart();
+        }
+
+        void setPower(unsigned int power) {
+            std::lock_guard<std::mutex> lck(generic_block<PowerDecimator>::ctrlMtx);
+            generic_block<PowerDecimator>::tempStop();
+            generic_block<PowerDecimator>::unregisterInput(_in);
+            _power = power;
+            generic_block<PowerDecimator>::registerInput(_in);
+            generic_block<PowerDecimator>::tempStart();
+        }
+
+        int run() {
+            count = _in->read();
+            if (count < 0) { return -1; }
+
+            if (_power == 0) {
+                memcpy(out.writeBuf, _in->readBuf, count * sizeof(complex_t));
+            }
+            else if (_power == 1) {
+                for (int j = 0; j < count; j += 2) {
+                    out.writeBuf[j / 2].i = (_in->readBuf[j].i + _in->readBuf[j + 1].i) * 0.5f;
+                    out.writeBuf[j / 2].q = (_in->readBuf[j].q + _in->readBuf[j + 1].q) * 0.5f;
+                }
+                count /= 2;
+            }
+
+            _in->flush();
+
+            if (_power > 1) {
+                for (int i = 1; i < _power; i++) {
+                    for (int j = 0; j < count; j += 2) {
+                        out.writeBuf[j / 2].i = (_in->readBuf[j].i + _in->readBuf[j + 1].i) * 0.5f;
+                        out.writeBuf[j / 2].q = (_in->readBuf[j].q + _in->readBuf[j + 1].q) * 0.5f;
+                    }
+                    count /= 2;
+                }
+            }
+            
+            if (!out.swap(count)) { return -1; }
+            return count; 
+        }
+
+        stream<complex_t> out;
+
+
+    private:
+        int count;
+        unsigned int _power = 0;
+        stream<complex_t>* _in;
+
     };
 }

core/src/dsp/routing.h

@@ -51,9 +51,8 @@ namespace dsp {
             int count = _in->read();
             if (count < 0) { return -1; }
             for (const auto& stream : out) {
-                if (stream->aquire() < 0) { return -1; } 
+                memcpy(stream->writeBuf, _in->readBuf, count * sizeof(T));
-                memcpy(stream->data, _in->data, count * sizeof(T));
+                if (!stream->swap(count)) { return -1; }
-                stream->write(count);
             }
             _in->flush();
             return count;
@@ -115,7 +114,7 @@ namespace dsp {
         int run() {
             int count = _in->read();
             if (count < 0) { return -1; }
-            ringBuf.write(_in->data, count);
+            ringBuf.write(_in->readBuf, count);
             _in->flush();
             return count;
         }
@@ -172,9 +171,8 @@ namespace dsp {
                     }
                 }
                 if (ringBuf.readAndSkip(start, readCount, skip) < 0) { break; };
-                if (out.aquire() < 0) { break; }
+                memcpy(out.writeBuf, buf, _keep * sizeof(complex_t));
-                memcpy(out.data, buf, _keep * sizeof(complex_t));
+                if (!out.swap(_keep)) { break; }
-                out.write(_keep);
             }
             delete[] buf;
         }

core/src/dsp/sink.h

@@ -39,7 +39,7 @@ namespace dsp {
         int run() {
             count = _in->read();
             if (count < 0) { return -1; }
-            _handler(_in->data, count, _ctx);
+            _handler(_in->readBuf, count, _ctx);
             _in->flush();
             return count;
         }
@@ -79,7 +79,7 @@ namespace dsp {
         int run() {
             count = _in->read();
             if (count < 0) { return -1; }
-            if (data.write(_in->data, count) < 0) { return -1; }
+            if (data.write(_in->readBuf, count) < 0) { return -1; }
             _in->flush();
             return count;
         }

core/src/dsp/source.h

@@ -55,9 +55,8 @@ namespace dsp {
         }
 
         int run() {
-            if (out.aquire() < 0) { return -1; }
+            volk_32fc_s32fc_x2_rotator_32fc((lv_32fc_t*)out.writeBuf, zeroPhase, phaseDelta, &phase, _blockSize);
-            volk_32fc_s32fc_x2_rotator_32fc((lv_32fc_t*)out.data, zeroPhase, phaseDelta, &phase, _blockSize);
+            if(!out.swap(_blockSize)) { return -1; }
-            out.write(_blockSize);
             return _blockSize;
         }
 

core/src/dsp/stream.h

@@ -9,100 +9,118 @@
 namespace dsp {
     class untyped_steam {
     public:
-        virtual int aquire() { return -1; }
+        virtual bool swap(int size) { return false; }
-        virtual void write(int size) {}
         virtual int read() { return -1; }
         virtual void flush() {}
-        virtual void stopReader() {}
-        virtual void clearReadStop() {}
         virtual void stopWriter() {}
         virtual void clearWriteStop() {}
+        virtual void stopReader() {}
+        virtual void clearReadStop() {}
     };
 
     template <class T>
     class stream : public untyped_steam {
     public:
         stream() {
-            data = (T*)volk_malloc(STREAM_BUFFER_SIZE * sizeof(T), volk_get_alignment());
+            writeBuf = (T*)volk_malloc(STREAM_BUFFER_SIZE * sizeof(T), volk_get_alignment());
+            readBuf = (T*)volk_malloc(STREAM_BUFFER_SIZE * sizeof(T), volk_get_alignment());
         }
 
-        int aquire() {
+        ~stream() {
-            waitReady();
+            volk_free(writeBuf);
-            if (writerStop) {
+            volk_free(readBuf);
-                return -1;
-            }
-            return 0;
         }
 
-        void write(int size) {
+        bool swap(int size) {
             {
-                std::lock_guard<std::mutex> lck(sigMtx);
+                // Wait to either swap or stop
-                contentSize = size;
+                std::unique_lock<std::mutex> lck(swapMtx);
+                swapCV.wait(lck, [this]{ return (canSwap || writerStop); });
+
+                // If writer was stopped, abandon operation
+                if (writerStop) { return false; }
+
+                // Swap buffers
+                dataSize = size;
+                T* temp = writeBuf;
+                writeBuf = readBuf;
+                readBuf = temp;
+                canSwap = false;
+            }
+
+            // Notify reader that some data is ready
+            {
+                std::lock_guard<std::mutex> lck(rdyMtx);
                 dataReady = true;
             }
-            cv.notify_one();
+            rdyCV.notify_all();
+
+            return true;
         }
 
         int read() {
-            waitData();
+            // Wait for data to be ready or to be stopped
-            if (readerStop) {
+            std::unique_lock<std::mutex> lck(rdyMtx);
-                return -1;
+            rdyCV.wait(lck, [this]{ return (dataReady || readerStop); });
-            }
+
-            return contentSize;
+            return (readerStop ? -1 : dataSize);
         }
 
         void flush() {
+            // Clear data ready
             {
-                std::lock_guard<std::mutex> lck(sigMtx);
+                std::lock_guard<std::mutex> lck(rdyMtx);
                 dataReady = false;
             }
-            cv.notify_one();
-        }
 
-        void stopReader() {
+            // Notify writer that buffers can be swapped
             {
-                std::lock_guard<std::mutex> lck(sigMtx);
+                std::lock_guard<std::mutex> lck(swapMtx);
-                readerStop = true;
+                canSwap = true;
             }
-            cv.notify_one();
-        }
 
-        void clearReadStop() {
+            swapCV.notify_all();
-            readerStop = false;
         }
 
         void stopWriter() {
             {
-                std::lock_guard<std::mutex> lck(sigMtx);
+                std::lock_guard<std::mutex> lck(swapMtx);
                 writerStop = true;
             }
-            cv.notify_one();
+            swapCV.notify_all();
         }
 
         void clearWriteStop() {
             writerStop = false;
         }
 
-        T* data;
+        void stopReader() {
+            {
+                std::lock_guard<std::mutex> lck(rdyMtx);
+                readerStop = true;
+            }
+            rdyCV.notify_all();
+        }
+
+        void clearReadStop() {
+            readerStop = false;
+        }
+
+        T* writeBuf;
+        T* readBuf;
 
     private:
-        void waitReady() {
+        std::mutex swapMtx;
-            std::unique_lock<std::mutex> lck(sigMtx);
+        std::condition_variable swapCV;
-            cv.wait(lck, [this]{ return (!dataReady || writerStop); });
+        bool canSwap = true;
-        }
 
-        void waitData() {
+        std::mutex rdyMtx;
-            std::unique_lock<std::mutex> lck(sigMtx);
+        std::condition_variable rdyCV;
-            cv.wait(lck, [this]{ return (dataReady || readerStop); });
-        }
-
-        std::mutex sigMtx;
-        std::condition_variable cv;
         bool dataReady = false;
 
         bool readerStop = false;
         bool writerStop = false;
 
-        int contentSize = 0;
+        int dataSize = 0;
     };
 }

core/src/gui/colormaps.cpp

@@ -0,0 +1,49 @@
+#include <gui/colormaps.h>
+#include <filesystem>
+#include <spdlog/spdlog.h>
+#include <fstream>
+#include <json.hpp>
+
+using nlohmann::json;
+
+namespace colormaps {
+    std::map<std::string, Map> maps;
+
+    void loadMap(std::string path) {
+        if (!std::filesystem::is_regular_file(path)) {
+            spdlog::error("Could not load {0}, file doesn't exist", path);
+            return;
+        }
+
+        std::ifstream file(path.c_str());
+        json data;
+        file >> data;
+        file.close();
+
+        Map map;
+        std::vector<std::string> mapTxt;
+
+        try {
+            map.name = data["name"];
+            map.author = data["author"];
+            mapTxt = data["map"].get<std::vector<std::string>>();
+        }
+        catch (const std::exception&) {
+            spdlog::error("Could not load {0}", path);
+            return;
+        }
+
+        map.entryCount = mapTxt.size();
+        map.map = new float[mapTxt.size() * 3];
+        int i = 0;
+        for(auto const& col : mapTxt) {
+            uint8_t r, g, b, a;
+            map.map[i * 3] = std::stoi(col.substr(1, 2), NULL, 16);
+            map.map[(i * 3) + 1] = std::stoi(col.substr(3, 2), NULL, 16);
+            map.map[(i * 3) + 2] = std::stoi(col.substr(5, 2), NULL, 16);
+            i++;
+        }
+
+        maps[map.name] = map;
+    }
+}

core/src/gui/colormaps.h

@@ -0,0 +1,18 @@
+#pragma once
+#include <string>
+#include <vector>
+#include <module.h>
+#include <map>
+
+namespace colormaps {
+    struct Map {
+        std::string name;
+        std::string author;
+        float* map;
+        int entryCount;
+    };
+
+    void loadMap(std::string path);
+
+    SDRPP_EXPORT std::map<std::string, Map> maps;
+}

core/src/gui/dialogs/credits.cpp

@@ -33,19 +33,19 @@ namespace credits {
 
         ImGui::Text("Contributors");
         for (int i = 0; i < sdrpp_credits::contributorCount; i++) {
-            ImGui::BulletText(sdrpp_credits::contributors[i]);
+            ImGui::BulletText("%s", sdrpp_credits::contributors[i]);
         }
 
         ImGui::NextColumn();
         ImGui::Text("Libraries");
         for (int i = 0; i < sdrpp_credits::libraryCount; i++) {
-            ImGui::BulletText(sdrpp_credits::libraries[i]);
+            ImGui::BulletText("%s", sdrpp_credits::libraries[i]);
         }
 
         ImGui::NextColumn();
         ImGui::Text("Patrons");
         for (int i = 0; i < sdrpp_credits::patronCount; i++) {
-            ImGui::BulletText(sdrpp_credits::patrons[i]);
+            ImGui::BulletText("%s", sdrpp_credits::patrons[i]);
         }
 
         ImGui::Columns(1, "CreditColumnsEnd", true);

core/src/gui/dialogs/loading_screen.cpp

@@ -44,19 +44,19 @@ namespace LoadingScreen {
 
         ImGui::Text("Contributors");
         for (int i = 0; i < sdrpp_credits::contributorCount; i++) {
-            ImGui::BulletText(sdrpp_credits::contributors[i]);
+            ImGui::BulletText("%s", sdrpp_credits::contributors[i]);
         }
 
         ImGui::NextColumn();
         ImGui::Text("Libraries");
         for (int i = 0; i < sdrpp_credits::libraryCount; i++) {
-            ImGui::BulletText(sdrpp_credits::libraries[i]);
+            ImGui::BulletText("%s", sdrpp_credits::libraries[i]);
         }
 
         ImGui::NextColumn();
         ImGui::Text("Patrons");
         for (int i = 0; i < sdrpp_credits::patronCount; i++) {
-            ImGui::BulletText(sdrpp_credits::patrons[i]);
+            ImGui::BulletText("%s", sdrpp_credits::patrons[i]);
         }
 
         ImGui::Columns(1, "CreditColumnsEnd", true);
@@ -64,7 +64,7 @@ namespace LoadingScreen {
         ImGui::Spacing();
         ImGui::Spacing();
         ImGui::Spacing();
-        ImGui::Text(msg.c_str());
+        ImGui::Text("%s", msg.c_str());
 
         ImGui::EndPopup();
         ImGui::PopStyleVar(1);

core/src/gui/gui.h

@@ -3,7 +3,7 @@
 #include <gui/widgets/frequency_select.h>
 #include <gui/widgets/menu.h>
 #include <gui/dialogs/loading_screen.h>
-#include <new_module.h>
+#include <module.h>
 
 namespace gui {
     SDRPP_EXPORT ImGui::WaterFall waterfall;

core/src/gui/icons.cpp

@@ -6,6 +6,8 @@
 
 #define STB_IMAGE_IMPLEMENTATION
 #include <imgui/stb_image.h>
+#include <filesystem>
+#include <spdlog/spdlog.h>
 
 namespace icons {
     ImTextureID LOGO;
@@ -31,14 +33,21 @@ namespace icons {
         return texId;
     }
 
-    void load() {
+    bool load(std::string resDir) {
-        LOGO = (ImTextureID)(uintptr_t)loadTexture(options::opts.root + "/res/icons/sdrpp.png");
+        if (!std::filesystem::is_directory(resDir)) {
-        PLAY = (ImTextureID)(uintptr_t)loadTexture(options::opts.root + "/res/icons/play.png");
+            spdlog::error("Inavlid resource directory: {0}", resDir);
-        STOP = (ImTextureID)(uintptr_t)loadTexture(options::opts.root + "/res/icons/stop.png");
+            return false;
-        MENU = (ImTextureID)(uintptr_t)loadTexture(options::opts.root + "/res/icons/menu.png");
+        }
-        MUTED = (ImTextureID)(uintptr_t)loadTexture(options::opts.root + "/res/icons/muted.png");
+
-        UNMUTED = (ImTextureID)(uintptr_t)loadTexture(options::opts.root + "/res/icons/unmuted.png");
+        LOGO = (ImTextureID)(uintptr_t)loadTexture(resDir + "/icons/sdrpp.png");
-        NORMAL_TUNING = (ImTextureID)(uintptr_t)loadTexture(options::opts.root + "/res/icons/normal_tuning.png");
+        PLAY = (ImTextureID)(uintptr_t)loadTexture(resDir + "/icons/play.png");
-        CENTER_TUNING = (ImTextureID)(uintptr_t)loadTexture(options::opts.root + "/res/icons/center_tuning.png");
+        STOP = (ImTextureID)(uintptr_t)loadTexture(resDir + "/icons/stop.png");
+        MENU = (ImTextureID)(uintptr_t)loadTexture(resDir + "/icons/menu.png");
+        MUTED = (ImTextureID)(uintptr_t)loadTexture(resDir + "/icons/muted.png");
+        UNMUTED = (ImTextureID)(uintptr_t)loadTexture(resDir + "/icons/unmuted.png");
+        NORMAL_TUNING = (ImTextureID)(uintptr_t)loadTexture(resDir + "/icons/normal_tuning.png");
+        CENTER_TUNING = (ImTextureID)(uintptr_t)loadTexture(resDir + "/icons/center_tuning.png");
+
+        return true;
     }
 }

core/src/gui/icons.h

@@ -14,5 +14,5 @@ namespace icons {
     extern ImTextureID CENTER_TUNING;
 
     GLuint loadTexture(std::string path);
-    void load();
+    bool load(std::string resDir);
 }

core/src/gui/main_window.cpp

@@ -31,6 +31,7 @@
 #include <signal_path/source.h>
 #include <gui/dialogs/loading_screen.h>
 #include <options.h>
+#include <gui/colormaps.h>
 
 // const int FFTSizes[] = {
 //     65536,
@@ -60,6 +61,7 @@ fftwf_plan p;
 float* tempFFT;
 float* FFTdata;
 char buf[1024];
+bool experimentalZoom = false;
 
 
 
@@ -120,6 +122,8 @@ void windowInit() {
 
     core::configManager.aquire();
     gui::menu.order = core::configManager.conf["menuOrder"].get<std::vector<std::string>>();
+    std::string modulesDir = core::configManager.conf["modulesDirectory"];
+    std::string resourcesDir = core::configManager.conf["resourcesDirectory"];
     core::configManager.release();
 
     gui::menu.registerEntry("Source", sourecmenu::draw, NULL);
@@ -144,8 +148,8 @@ void windowInit() {
     spdlog::info("Loading modules");
 
     // Load modules from /module directory
-    if (std::filesystem::is_directory(options::opts.root + "/modules")) {
+    if (std::filesystem::is_directory(modulesDir)) {
-        for (const auto & file : std::filesystem::directory_iterator(options::opts.root + "/modules")) {
+        for (const auto & file : std::filesystem::directory_iterator(modulesDir)) {
             std::string path = file.path().generic_string();
             if (file.path().extension().generic_string() != SDRPP_MOD_EXTENTSION) {
                 continue;
@@ -157,7 +161,7 @@ void windowInit() {
         }
     }
     else {
-        spdlog::warn("Module directory {0} does not exist, not loading modules from directory");
+        spdlog::warn("Module directory {0} does not exist, not loading modules from directory", modulesDir);
     }
 
     // Read module config
@@ -180,6 +184,27 @@ void windowInit() {
         core::moduleManager.createInstance(name, module);
     }
 
+    // Load color maps
+    LoadingScreen::show("Loading color maps");
+    spdlog::info("Loading color maps");
+    if (std::filesystem::is_directory(resourcesDir + "/colormaps")) {
+        for (const auto & file : std::filesystem::directory_iterator(resourcesDir + "/colormaps")) {
+            std::string path = file.path().generic_string();
+            LoadingScreen::show("Loading " + path);
+            spdlog::info("Loading {0}", path);
+            if (file.path().extension().generic_string() != ".json") {
+                continue;
+            }
+            if (!file.is_regular_file()) { continue; }
+            colormaps::loadMap(path);
+        }
+    }
+    else {
+        spdlog::warn("Color map directory {0} does not exist, not loading modules from directory", modulesDir);
+    }
+
+    gui::waterfall.updatePalletteFromArray(colormaps::maps["Turbo"].map, colormaps::maps["Turbo"].entryCount);
+
     sourecmenu::init();
     sinkmenu::init();
     scriptingmenu::init();
@@ -275,7 +300,7 @@ void setVFO(double freq) {
     if (vfoBottom < bottom) {
         gui::waterfall.setViewOffset((BW / 2.0) - (viewBW / 2.0));
         double newVFOOffset = (BW / 2.0) - (vfoBW / 2.0) - (viewBW / 10.0);
-        sigpath::vfoManager.setCenterOffset(gui::waterfall.selectedVFO, newVFOOffset);
+        sigpath::vfoManager.setOffset(gui::waterfall.selectedVFO, newVFOOffset);
         gui::waterfall.setCenterFrequency(freq - newVFOOffset);
         sigpath::sourceManager.tune(freq - newVFOOffset);
         return;
@@ -285,7 +310,7 @@ void setVFO(double freq) {
     if (vfoTop > top) {
         gui::waterfall.setViewOffset((viewBW / 2.0) - (BW / 2.0));
         double newVFOOffset = (vfoBW / 2.0) - (BW / 2.0) + (viewBW / 10.0);
-        sigpath::vfoManager.setCenterOffset(gui::waterfall.selectedVFO, newVFOOffset);
+        sigpath::vfoManager.setOffset(gui::waterfall.selectedVFO, newVFOOffset);
         gui::waterfall.setCenterFrequency(freq - newVFOOffset);
         sigpath::sourceManager.tune(freq - newVFOOffset);
         return;
@@ -438,7 +463,7 @@ void drawWindow() {
 
     gui::freqSelect.draw();
 
-    //ImGui::SameLine();
+    ImGui::SameLine();
 
     ImGui::SetCursorPosY(ImGui::GetCursorPosY() - 9);
     if (centerTuning) {
@@ -527,6 +552,7 @@ void drawWindow() {
                 //sigpath::signalPath.setDCBiasCorrection(dcbias.val);
             }
             ImGui::Checkbox("Show demo window", &demoWindow);
+            ImGui::Checkbox("Experimental zoom", &experimentalZoom);
             ImGui::Spacing();
         }
 
@@ -558,7 +584,7 @@ void drawWindow() {
     ImGui::SetCursorPosX((ImGui::GetWindowSize().x / 2.0) - (ImGui::CalcTextSize("Zoom").x / 2.0));
     ImGui::Text("Zoom");
     ImGui::SetCursorPosX((ImGui::GetWindowSize().x / 2.0) - 10);
-    if (ImGui::VSliderFloat("##_7_", ImVec2(20.0, 150.0), &bw, gui::waterfall.getBandwidth(), 1000.0, "")) {
+    if (ImGui::VSliderFloat("##_7_", ImVec2(20.0, 150.0), &bw, gui::waterfall.getBandwidth(), 1000.0, "", (experimentalZoom ? 2.0 : 1.0))) {
         gui::waterfall.setViewBandwidth(bw);
         if (vfo != NULL) {
             gui::waterfall.setViewOffset(vfo->centerOffset); // center vfo on screen
@@ -609,4 +635,8 @@ void drawWindow() {
 
 void setViewBandwidthSlider(float bandwidth) {
     bw = bandwidth;
+}
+
+bool sdrIsRunning() {
+    return playing;
 }

core/src/gui/main_window.h

@@ -5,4 +5,5 @@
 
 void windowInit();
 void drawWindow();
-void setViewBandwidthSlider(float bandwidth);
+void setViewBandwidthSlider(float bandwidth);
+bool sdrIsRunning();

core/src/gui/menus/display.cpp

@@ -2,21 +2,58 @@
 #include <imgui.h>
 #include <gui/gui.h>
 #include <core.h>
+#include <gui/colormaps.h>
+#include <gui/gui.h>
 
 namespace displaymenu {
     bool showWaterfall;
+    int colorMapId = 0;
+    std::vector<std::string> colorMapNames;
+    std::string colorMapNamesTxt = "";
+    std::string colorMapAuthor = "";
 
     void init() {
         showWaterfall = core::configManager.conf["showWaterfall"];
         showWaterfall ? gui::waterfall.showWaterfall() : gui::waterfall.hideWaterfall();
+        std::string colormapName = core::configManager.conf["colorMap"];
+        if (colormaps::maps.find(colormapName) != colormaps::maps.end()) {
+            colormaps::Map map = colormaps::maps[colormapName];
+            gui::waterfall.updatePalletteFromArray(map.map, map.entryCount);
+        }
+
+        for (auto const& [name, map] : colormaps::maps) {
+            colorMapNames.push_back(name);
+            colorMapNamesTxt += name;
+            colorMapNamesTxt += '\0';
+            if (name == colormapName) {
+                colorMapId = (colorMapNames.size() - 1);
+                colorMapAuthor = map.author;
+            }
+        }
     }
 
     void draw(void* ctx) {
+        float menuWidth = ImGui::GetContentRegionAvailWidth();
         if (ImGui::Checkbox("Show Waterfall", &showWaterfall)) {
             showWaterfall ? gui::waterfall.showWaterfall() : gui::waterfall.hideWaterfall();
             core::configManager.aquire();
             core::configManager.conf["showWaterfall"] = showWaterfall;
             core::configManager.release(true);
         }
+
+        if (colorMapNames.size() > 0) {
+            ImGui::Text("Color Map");
+            ImGui::SameLine();
+            ImGui::SetNextItemWidth(menuWidth - ImGui::GetCursorPosX());
+            if (ImGui::Combo("##_sdrpp_color_map_sel", &colorMapId, colorMapNamesTxt.c_str())) {
+                colormaps::Map map = colormaps::maps[colorMapNames[colorMapId]];
+                gui::waterfall.updatePalletteFromArray(map.map, map.entryCount);
+                core::configManager.aquire();
+                core::configManager.conf["colorMap"] = colorMapNames[colorMapId];
+                core::configManager.release(true);
+                colorMapAuthor = map.author;
+            }
+            ImGui::Text("Color map Author: %s", colorMapAuthor.c_str());
+        }
     }
 }

core/src/gui/menus/source.cpp

@@ -2,6 +2,8 @@
 #include <imgui.h>
 #include <gui/gui.h>
 #include <core.h>
+#include <gui/main_window.h>
+#include <gui/style.h>
 #include <signal_path/signal_path.h>
 
 namespace sourecmenu {
@@ -33,6 +35,8 @@ namespace sourecmenu {
             items += '\0';
         }
         float itemWidth = ImGui::GetContentRegionAvailWidth();
+
+        if (sdrIsRunning()) { style::beginDisabled(); }
         
         ImGui::SetNextItemWidth(itemWidth);
         if (ImGui::Combo("##source", &sourceId, items.c_str())) {
@@ -42,7 +46,10 @@ namespace sourecmenu {
             core::configManager.release(true);
         }
 
+        if (sdrIsRunning()) { style::endDisabled(); }
+
         sigpath::sourceManager.showSelectedMenu();
+
         ImGui::SetNextItemWidth(itemWidth - ImGui::CalcTextSize("Offset (Hz)").x - 10);
         if (ImGui::InputDouble("Offset (Hz)##freq_offset", &freqOffset, 1.0, 100.0)) {
             sigpath::sourceManager.setTuningOffset(freqOffset);

core/src/gui/style.cpp

@@ -3,13 +3,20 @@
 #include <imgui_internal.h>
 #include <config.h>
 #include <options.h>
+#include <spdlog/spdlog.h>
+#include <filesystem>
 
 namespace style {
     ImFont* baseFont;
     ImFont* bigFont;
     ImFont* hugeFont;
 
-    void setDefaultStyle() {
+    bool setDefaultStyle(std::string resDir) {
+        if (!std::filesystem::is_directory(resDir)) {
+            spdlog::error("Inavlid resource directory: {0}", resDir);
+            return false;
+        }
+
         ImGui::GetStyle().WindowRounding = 0.0f;
         ImGui::GetStyle().ChildRounding = 0.0f;
         ImGui::GetStyle().FrameRounding = 0.0f;
@@ -17,19 +24,26 @@ namespace style {
         ImGui::GetStyle().PopupRounding = 0.0f;
         ImGui::GetStyle().ScrollbarRounding = 0.0f;
 
-        baseFont = ImGui::GetIO().Fonts->AddFontFromFileTTF(((std::string)(options::opts.root + "/res/fonts/Roboto-Medium.ttf")).c_str(), 16.0f);
+        baseFont = ImGui::GetIO().Fonts->AddFontFromFileTTF(((std::string)(resDir + "/fonts/Roboto-Medium.ttf")).c_str(), 16.0f);
-        bigFont = ImGui::GetIO().Fonts->AddFontFromFileTTF(((std::string)(options::opts.root + "/res/fonts/Roboto-Medium.ttf")).c_str(), 42.0f);
+        bigFont = ImGui::GetIO().Fonts->AddFontFromFileTTF(((std::string)(resDir + "/fonts/Roboto-Medium.ttf")).c_str(), 45.0f);
-        hugeFont = ImGui::GetIO().Fonts->AddFontFromFileTTF(((std::string)(options::opts.root + "/res/fonts/Roboto-Medium.ttf")).c_str(), 128.0f);
+        hugeFont = ImGui::GetIO().Fonts->AddFontFromFileTTF(((std::string)(resDir + "/fonts/Roboto-Medium.ttf")).c_str(), 128.0f);
 
         ImGui::StyleColorsDark();
         //ImGui::StyleColorsLight();
+
+        return true;
     }
 
     void testtt() {
         ImGui::StyleColorsLight();
     }
 
-    void setDarkStyle() {
+    bool setDarkStyle(std::string resDir) {
+        if (!std::filesystem::is_directory(resDir)) {
+            spdlog::error("Inavlid resource directory: {0}", resDir);
+            return false;
+        }
+
         ImGui::GetStyle().WindowRounding = 0.0f;
         ImGui::GetStyle().ChildRounding = 0.0f;
         ImGui::GetStyle().FrameRounding = 0.0f;
@@ -37,9 +51,9 @@ namespace style {
         ImGui::GetStyle().PopupRounding = 0.0f;
         ImGui::GetStyle().ScrollbarRounding = 0.0f;
 
-        baseFont = ImGui::GetIO().Fonts->AddFontFromFileTTF(((std::string)(options::opts.root + "/res/fonts/Roboto-Medium.ttf")).c_str(), 16.0f);
+        baseFont = ImGui::GetIO().Fonts->AddFontFromFileTTF(((std::string)(resDir + "/fonts/Roboto-Medium.ttf")).c_str(), 16.0f);
-        bigFont = ImGui::GetIO().Fonts->AddFontFromFileTTF(((std::string)(options::opts.root + "/res/fonts/Roboto-Medium.ttf")).c_str(), 42.0f);
+        bigFont = ImGui::GetIO().Fonts->AddFontFromFileTTF(((std::string)(resDir + "/fonts/Roboto-Medium.ttf")).c_str(), 45.0f);
-        hugeFont = ImGui::GetIO().Fonts->AddFontFromFileTTF(((std::string)(options::opts.root + "/res/fonts/Roboto-Medium.ttf")).c_str(), 128.0f);
+        hugeFont = ImGui::GetIO().Fonts->AddFontFromFileTTF(((std::string)(resDir + "/fonts/Roboto-Medium.ttf")).c_str(), 128.0f);
 
         ImGui::StyleColorsDark();
 
@@ -89,6 +103,8 @@ namespace style {
         colors[ImGuiCol_DragDropTarget]         = ImVec4(1.00f, 1.00f, 0.00f, 0.90f);
         colors[ImGuiCol_NavHighlight]           = ImVec4(0.60f, 0.60f, 0.60f, 1.00f);
         colors[ImGuiCol_NavWindowingHighlight]  = ImVec4(1.00f, 1.00f, 1.00f, 0.70f);
+
+        return true;
     }
 
     void beginDisabled() {

core/src/gui/style.h

@@ -1,13 +1,14 @@
 #pragma once
 #include <imgui.h>
+#include <string>
 
 namespace style {
     extern ImFont* baseFont;
     extern ImFont* bigFont;
     extern ImFont* hugeFont;
 
-    void setDefaultStyle();
+    bool setDefaultStyle(std::string resDir);
-    void setDarkStyle();
+    bool setDarkStyle(std::string resDir);
     void beginDisabled();
     void endDisabled();
     void testtt();

core/src/gui/widgets/bandplan.cpp

@@ -108,20 +108,7 @@ namespace bandplan {
         }
     }
 
-    void loadColorTable(std::string path) {
+    void loadColorTable(json table) {
-        if (!std::filesystem::exists(path)) {
+        colorTable = table.get<std::map<std::string, BandPlanColor_t>>();
-            spdlog::error("Band Plan Color Table file does not exist");
-            return;
-        }
-        if (!std::filesystem::is_regular_file(path)) {
-            spdlog::error("Band Plan Color Table file isn't a file...");
-            return;
-        }
-        std::ifstream file(path.c_str());
-        json data;
-        file >> data;
-        file.close();
-
-        colorTable = data.get<std::map<std::string, BandPlanColor_t>>();
     }
 };

core/src/gui/widgets/bandplan.h

@@ -38,7 +38,7 @@ namespace bandplan {
     
     void loadBandPlan(std::string path);
     void loadFromDir(std::string path);
-    void loadColorTable(std::string path);
+    void loadColorTable(json table);
 
     extern std::map<std::string, BandPlan_t> bandplans;
     extern std::vector<std::string> bandplanNames;

core/src/gui/widgets/frequency_select.cpp

@@ -2,6 +2,11 @@
 #include <config.h>
 #include <gui/style.h>
 
+#ifndef IMGUI_DEFINE_MATH_OPERATORS
+#define IMGUI_DEFINE_MATH_OPERATORS
+#endif
+#include <imgui/imgui_internal.h>
+
 bool isInArea(ImVec2 val, ImVec2 min, ImVec2 max) {
     return val.x >= min.x && val.x < max.x && val.y >= min.y && val.y < max.y;
 }
@@ -18,17 +23,20 @@ void FrequencySelect::init() {
 }
 
 void FrequencySelect::onPosChange() {
-    int digitHeight = ImGui::CalcTextSize("0").y;
+    ImVec2 digitSz = ImGui::CalcTextSize("0");
+    ImVec2 commaSz = ImGui::CalcTextSize(".");
+    int digitHeight = digitSz.y;
+    int digitWidth = digitSz.x;
     int commaOffset = 0;
     for (int i = 0; i < 12; i++) {
-        digitTopMins[i] = ImVec2(widgetPos.x + (i * 22) + commaOffset, widgetPos.y);
+        digitTopMins[i] = ImVec2(widgetPos.x + (i * digitWidth) + commaOffset, widgetPos.y);
-        digitBottomMins[i] = ImVec2(widgetPos.x + (i * 22) + commaOffset, widgetPos.y + (digitHeight / 2));
+        digitBottomMins[i] = ImVec2(widgetPos.x + (i * digitWidth) + commaOffset, widgetPos.y + (digitHeight / 2));
 
-        digitTopMaxs[i] = ImVec2(widgetPos.x + (i * 22) + commaOffset + 22, widgetPos.y + (digitHeight / 2));
+        digitTopMaxs[i] = ImVec2(widgetPos.x + (i * digitWidth) + commaOffset + digitWidth, widgetPos.y + (digitHeight / 2));
-        digitBottomMaxs[i] = ImVec2(widgetPos.x + (i * 22) + commaOffset + 22, widgetPos.y + digitHeight);
+        digitBottomMaxs[i] = ImVec2(widgetPos.x + (i * digitWidth) + commaOffset + digitWidth, widgetPos.y + digitHeight);
 
         if ((i + 1) % 3 == 0 && i < 11) {
-            commaOffset += 12;
+            commaOffset += commaSz.x;
         }
     }
 }
@@ -90,18 +98,25 @@ void FrequencySelect::draw() {
     ImU32 disabledColor = ImGui::GetColorU32(ImGuiCol_Text, 0.3f);
     ImU32 textColor = ImGui::GetColorU32(ImGuiCol_Text);
 
+    ImVec2 digitSz = ImGui::CalcTextSize("0");
+    ImVec2 commaSz = ImGui::CalcTextSize(".");
+    int digitHeight = digitSz.y;
+    int digitWidth = digitSz.x;
     int commaOffset = 0;
     bool zeros = true;
+    
+    ImGui::ItemSize(ImRect(digitTopMins[0], ImVec2(digitBottomMaxs[11].x + 15, digitBottomMaxs[11].y)));
+
     for (int i = 0; i < 12; i++) {
         if (digits[i] != 0) {
             zeros = false;
         }
         sprintf(buf, "%d", digits[i]);
-        window->DrawList->AddText(ImVec2(widgetPos.x + (i * 22) + commaOffset, widgetPos.y), 
+        window->DrawList->AddText(ImVec2(widgetPos.x + (i * digitWidth) + commaOffset, widgetPos.y), 
                                 zeros ? disabledColor : textColor, buf);
         if ((i + 1) % 3 == 0 && i < 11) {
-            commaOffset += 12;
+            commaOffset += commaSz.x;
-            window->DrawList->AddText(ImVec2(widgetPos.x + (i * 22) + commaOffset + 10, widgetPos.y), 
+            window->DrawList->AddText(ImVec2(widgetPos.x + (i * digitWidth) + commaOffset + 11, widgetPos.y), 
                                     zeros ? disabledColor : textColor, ".");
         }
     }

core/src/gui/widgets/menu.h

@@ -2,7 +2,7 @@
 #include <string>
 #include <vector>
 #include <map>
-#include <new_module.h>
+#include <module.h>
 
 class Menu {
 public:

core/src/gui/widgets/stepped_slider.cpp

@@ -0,0 +1,23 @@
+#include <gui/widgets/stepped_slider.h>
+#include <imgui.h>
+#include <imgui_internal.h>
+
+namespace ImGui {
+    bool SliderFloatWithSteps(const char* label, float* v, float v_min, float v_max, float v_step, const char* display_format) {
+        if (!display_format) {
+            display_format = "%.3f";
+        }
+
+        char text_buf[64] = {};
+        ImFormatString(text_buf, IM_ARRAYSIZE(text_buf), display_format, *v);
+
+        // Map from [v_min,v_max] to [0,N]
+        const int countValues = int((v_max-v_min)/v_step);
+        int v_i = int((*v - v_min)/v_step);
+        const bool value_changed = ImGui::SliderInt(label, &v_i, 0, countValues, text_buf);
+
+        // Remap from [0,N] to [v_min,v_max]
+        *v = v_min + float(v_i) * v_step;
+        return value_changed;
+    }
+}

core/src/gui/widgets/stepped_slider.h

@@ -0,0 +1,5 @@
+#pragma once
+
+namespace ImGui {
+    bool SliderFloatWithSteps(const char* label, float* v, float v_min, float v_max, float v_step, const char* display_format = "%.3f");
+}

core/src/gui/widgets/volume_meter.cpp

@@ -0,0 +1,53 @@
+#include <gui/widgets/volume_meter.h>
+#include <algorithm>
+
+#ifndef IMGUI_DEFINE_MATH_OPERATORS
+#define IMGUI_DEFINE_MATH_OPERATORS
+#endif
+#include <imgui/imgui_internal.h>
+
+namespace ImGui {
+    void VolumeMeter(float avg, float peak, float val_min, float val_max, const ImVec2& size_arg) {
+        ImGuiWindow* window = GetCurrentWindow();
+        ImGuiStyle& style = GImGui->Style;
+
+        avg = std::clamp<float>(avg, val_min, val_max);
+        peak = std::clamp<float>(peak, val_min, val_max);
+
+        float pad = style.FramePadding.y;
+
+        ImVec2 min = window->DC.CursorPos;
+        ImVec2 size = CalcItemSize(size_arg, CalcItemWidth(), (GImGui->FontSize / 2) + style.FramePadding.y);
+        ImRect bb(min, min + size);
+
+        float lineHeight = size.y;
+
+        ItemSize(size, style.FramePadding.y);
+        if (!ItemAdd(bb, 0)) {
+            return;
+        }
+
+        float zeroDb = roundf(((-val_min) / (val_max - val_min)) * size.x);
+
+        window->DrawList->AddRectFilled(min, min + ImVec2(zeroDb, lineHeight), IM_COL32( 0, 255, 0, 127 ));
+        window->DrawList->AddRectFilled(min + ImVec2(zeroDb, 0), min + ImVec2(size.x, lineHeight), IM_COL32( 255, 0, 0, 127 ));
+
+        float end = roundf(((avg - val_min) / (val_max - val_min)) * size.x);
+        float endP = roundf(((peak - val_min) / (val_max - val_min)) * size.x);
+
+        if (avg <= 0) {
+            window->DrawList->AddRectFilled(min, min + ImVec2(end, lineHeight), IM_COL32( 0, 255, 0, 255 ));
+        }
+        else {
+            window->DrawList->AddRectFilled(min, min + ImVec2(zeroDb, lineHeight), IM_COL32( 0, 255, 0, 255 ));
+            window->DrawList->AddRectFilled(min + ImVec2(zeroDb, 0), min + ImVec2(end, lineHeight), IM_COL32( 255, 0, 0, 255 ));
+        }
+
+        if (peak <= 0) {
+            window->DrawList->AddLine(min + ImVec2(endP, -1), min + ImVec2(endP, lineHeight - 1), IM_COL32( 127, 255, 127, 255 ));
+        }
+        else {
+            window->DrawList->AddLine(min + ImVec2(endP, -1), min + ImVec2(endP, lineHeight - 1), IM_COL32( 255, 127, 127, 255 ));
+        }
+    }
+}

core/src/gui/widgets/volume_meter.h

@@ -0,0 +1,6 @@
+#pragma once
+#include <imgui/imgui.h>
+
+namespace ImGui {
+    void VolumeMeter(float avg, float peak, float val_min, float val_max, const ImVec2& size_arg = ImVec2(0, 0));
+}

core/src/gui/widgets/waterfall.cpp

@@ -7,7 +7,7 @@
 
 #include <spdlog/spdlog.h>
 
-float COLOR_MAP[][3] = {
+float DEFAULT_COLOR_MAP[][3] = {
     {0x00, 0x00, 0x20},
     {0x00, 0x00, 0x30},
     {0x00, 0x00, 0x50},
@@ -106,7 +106,7 @@ namespace ImGui {
         viewBandwidth = 1.0;
         wholeBandwidth = 1.0;
 
-        updatePallette(COLOR_MAP, 13);
+        updatePallette(DEFAULT_COLOR_MAP, 13);
     }
 
     void WaterFall::init() {
@@ -347,6 +347,7 @@ namespace ImGui {
             cPos = widgetPos.x + 50 + ((center - lowerFreq) * horizScale);
             width = bPos - aPos;
             txtSz = ImGui::CalcTextSize(bandplan->bands[i].name.c_str());
+            float height = txtSz.y * 2.5f;
             if (bandplan::colorTable.find(bandplan->bands[i].type.c_str()) != bandplan::colorTable.end()) {
                 color = bandplan::colorTable[bandplan->bands[i].type].colorValue;
                 colorTrans = bandplan::colorTable[bandplan->bands[i].type].transColorValue;
@@ -362,19 +363,19 @@ namespace ImGui {
                 bPos = widgetPos.x + 51;
             }
             if (width >= 1.0) {
-                window->DrawList->AddRectFilled(ImVec2(roundf(aPos), widgetPos.y + fftHeight - 25), 
+                window->DrawList->AddRectFilled(ImVec2(roundf(aPos), widgetPos.y + fftHeight + 10 - height), 
                                         ImVec2(roundf(bPos), widgetPos.y + fftHeight + 10), colorTrans);
                 if (startVis) {
-                    window->DrawList->AddLine(ImVec2(roundf(aPos), widgetPos.y + fftHeight - 26), 
+                    window->DrawList->AddLine(ImVec2(roundf(aPos), widgetPos.y + fftHeight + 10 - height - 1), 
                                         ImVec2(roundf(aPos), widgetPos.y + fftHeight + 9), color);
                 }
                 if (endVis) {
-                    window->DrawList->AddLine(ImVec2(roundf(bPos), widgetPos.y + fftHeight - 26), 
+                    window->DrawList->AddLine(ImVec2(roundf(bPos), widgetPos.y + fftHeight + 10 - height - 1), 
                                         ImVec2(roundf(bPos), widgetPos.y + fftHeight + 9), color);
                 }
             }
             if (txtSz.x <= width) {
-                window->DrawList->AddText(ImVec2(cPos - (txtSz.x / 2.0), widgetPos.y + fftHeight - 17), 
+                window->DrawList->AddText(ImVec2(cPos - (txtSz.x / 2.0), widgetPos.y + fftHeight + 10 - (height / 2.0f) - (txtSz.y / 2.0f)), 
                                     IM_COL32(255, 255, 255, 255), bandplan->bands[i].name.c_str());
             }
         }
@@ -537,11 +538,14 @@ namespace ImGui {
     float* WaterFall::getFFTBuffer() {
         if (rawFFTs == NULL) { return NULL; }
         buf_mtx.lock();
-        currentFFTLine--;
+        if (waterfallVisible) {
-        fftLines++;
+            currentFFTLine--;
-        currentFFTLine = ((currentFFTLine + waterfallHeight) % waterfallHeight);
+            fftLines++;
-        fftLines = std::min<float>(fftLines, waterfallHeight);
+            currentFFTLine = ((currentFFTLine + waterfallHeight) % waterfallHeight);
-        return &rawFFTs[currentFFTLine * rawFFTSize];
+            fftLines = std::min<float>(fftLines, waterfallHeight);
+            return &rawFFTs[currentFFTLine * rawFFTSize];
+        }
+        return rawFFTs;
     }
 
     void WaterFall::pushFFT() {
@@ -550,9 +554,10 @@ namespace ImGui {
         int drawDataSize = (viewBandwidth / wholeBandwidth) * rawFFTSize;
         int drawDataStart = (((double)rawFFTSize / 2.0) * (offsetRatio + 1)) - (drawDataSize / 2);
         
-        doZoom(drawDataStart, drawDataSize, dataWidth, &rawFFTs[currentFFTLine * rawFFTSize], latestFFT);
+        
 
         if (waterfallVisible) {
+            doZoom(drawDataStart, drawDataSize, dataWidth, &rawFFTs[currentFFTLine * rawFFTSize], latestFFT);
             memmove(&waterfallFb[dataWidth], waterfallFb, dataWidth * (waterfallHeight - 1) * sizeof(uint32_t));
             float pixel;
             float dataRange = waterfallMax - waterfallMin;
@@ -563,11 +568,16 @@ namespace ImGui {
             }
             waterfallUpdate = true;
         }
+        else {
+            doZoom(drawDataStart, drawDataSize, dataWidth, rawFFTs, latestFFT);
+            fftLines = 1;
+        }
         
         buf_mtx.unlock();
     }
 
     void WaterFall::updatePallette(float colors[][3], int colorCount) {
+        std::lock_guard<std::mutex> lck(buf_mtx);
         for (int i = 0; i < WATERFALL_RESOLUTION; i++) {
             int lowerId = floorf(((float)i / (float)WATERFALL_RESOLUTION) * colorCount);
             int upperId = ceilf(((float)i / (float)WATERFALL_RESOLUTION) * colorCount);
@@ -579,6 +589,23 @@ namespace ImGui {
             float b = (colors[lowerId][2] * (1.0 - ratio)) + (colors[upperId][2] * (ratio));
             waterfallPallet[i] = ((uint32_t)255 << 24) | ((uint32_t)b << 16) | ((uint32_t)g << 8) | (uint32_t)r;
         }
+        updateWaterfallFb();
+    }
+
+    void WaterFall::updatePalletteFromArray(float* colors, int colorCount) {
+        std::lock_guard<std::mutex> lck(buf_mtx);
+        for (int i = 0; i < WATERFALL_RESOLUTION; i++) {
+            int lowerId = floorf(((float)i / (float)WATERFALL_RESOLUTION) * colorCount);
+            int upperId = ceilf(((float)i / (float)WATERFALL_RESOLUTION) * colorCount);
+            lowerId = std::clamp<int>(lowerId, 0, colorCount - 1);
+            upperId = std::clamp<int>(upperId, 0, colorCount - 1);
+            float ratio = (((float)i / (float)WATERFALL_RESOLUTION) * colorCount) - lowerId;
+            float r = (colors[(lowerId * 3) + 0] * (1.0 - ratio)) + (colors[(upperId * 3) + 0] * (ratio));
+            float g = (colors[(lowerId * 3) + 1] * (1.0 - ratio)) + (colors[(upperId * 3) + 1] * (ratio));
+            float b = (colors[(lowerId * 3) + 2] * (1.0 - ratio)) + (colors[(upperId * 3) + 2] * (ratio));
+            waterfallPallet[i] = ((uint32_t)255 << 24) | ((uint32_t)b << 16) | ((uint32_t)g << 8) | (uint32_t)r;
+        }
+        updateWaterfallFb();
     }
 
     void WaterFall::autoRange() {
@@ -627,6 +654,7 @@ namespace ImGui {
     }
 
     void WaterFall::setViewBandwidth(double bandWidth) {
+        std::lock_guard<std::mutex> lck(buf_mtx);
         if (bandWidth == viewBandwidth) {
             return;
         }
@@ -651,6 +679,7 @@ namespace ImGui {
     }
 
     void WaterFall::setViewOffset(double offset) {
+        std::lock_guard<std::mutex> lck(buf_mtx);
         if (offset == viewOffset) {
             return;
         }
@@ -690,6 +719,7 @@ namespace ImGui {
     }
 
     void WaterFall::setWaterfallMin(float min) {
+        std::lock_guard<std::mutex> lck(buf_mtx);
         if (min == waterfallMin) {
             return;
         }
@@ -702,6 +732,7 @@ namespace ImGui {
     }
 
     void WaterFall::setWaterfallMax(float max) {
+        std::lock_guard<std::mutex> lck(buf_mtx);
         if (max == waterfallMax) {
             return;
         }
@@ -720,16 +751,17 @@ namespace ImGui {
     }
 
     void WaterFall::setRawFFTSize(int size, bool lock) {
-        if (lock) { buf_mtx.lock(); }
+        std::lock_guard<std::mutex> lck(buf_mtx);
         rawFFTSize = size;
         if (rawFFTs != NULL) {
-            rawFFTs = (float*)realloc(rawFFTs, rawFFTSize * waterfallHeight * sizeof(float));
+            int wfSize = std::max<int>(1, waterfallHeight);
+            rawFFTs = (float*)realloc(rawFFTs, rawFFTSize * wfSize * sizeof(float));
         }
         else {
-            rawFFTs = (float*)malloc(rawFFTSize * waterfallHeight * sizeof(float));
+            int wfSize = std::max<int>(1, waterfallHeight);
+            rawFFTs = (float*)malloc(rawFFTSize * wfSize * sizeof(float));
         }
         memset(rawFFTs, 0, rawFFTSize * waterfallHeight * sizeof(float));
-        if (lock) { buf_mtx.unlock(); }
     }
 
     void WaterfallVFO::setOffset(double offset) {
@@ -845,15 +877,17 @@ namespace ImGui {
     };
 
     void WaterFall::showWaterfall() {
-        waterfallVisible = true;
         buf_mtx.lock();
+        waterfallVisible = true;
         onResize();
+        memset(rawFFTs, 0, waterfallHeight * rawFFTSize * sizeof(float));
+        updateWaterfallFb();
         buf_mtx.unlock();
     }
 
     void WaterFall::hideWaterfall() {
-        waterfallVisible = false;
         buf_mtx.lock();
+        waterfallVisible = false;
         onResize();
         buf_mtx.unlock();
     }

core/src/gui/widgets/waterfall.h

@@ -57,6 +57,7 @@ namespace ImGui {
         void pushFFT();
 
         void updatePallette(float colors[][3], int colorCount);
+        void updatePalletteFromArray(float* colors, int colorCount);
 
         void setCenterFrequency(double freq);
         double getCenterFrequency();

core/src/module.cpp

@@ -1,4 +1,4 @@
-#include <new_module.h>
+#include <module.h>
 #include <filesystem>
 #include <spdlog/spdlog.h>
 

core/src/options.cpp

@@ -1,5 +1,6 @@
 #include <options.h>
 #include <spdlog/spdlog.h>
+#include <stdlib.h>
 
 namespace options {
     CMDLineOptions opts;
@@ -8,7 +9,8 @@ namespace options {
 #ifdef _WIN32
         opts.root = ".";
 #else
-        opts.root = "~/.sdrpp/";
+        std::string homedir = getenv("HOME");
+        opts.root = homedir + "/.config/sdrpp";
 #endif
     }
 

core/src/options.h

@@ -1,6 +1,6 @@
 #pragma once
 #include <string>
-#include <new_module.h>
+#include <module.h>
 
 namespace options {
     struct CMDLineOptions {

core/src/signal_path/signal_path.h

@@ -3,7 +3,7 @@
 #include <signal_path/vfo_manager.h>
 #include <signal_path/source.h>
 #include <signal_path/sink.h>
-#include <new_module.h>
+#include <module.h>
 
 namespace sigpath {
     SDRPP_EXPORT SignalPath signalPath;

core/src/signal_path/sink.h

@@ -16,6 +16,7 @@ public:
 
     class Sink {
     public:
+        virtual ~Sink() {}
         virtual void start() = 0;
         virtual void stop() = 0;
         virtual void menuHandler() = 0;

core/src/version.h

@@ -1,3 +1,3 @@
 #pragma once
 
-#define VERSION_STR "0.2.5_alpha"
+#define VERSION_STR "0.2.5_beta"

file_source/src/main.cpp

@@ -80,7 +80,7 @@ private:
     static void worker(void* ctx) {
         FileSourceModule* _this = (FileSourceModule*)ctx;
         double sampleRate = _this->reader->getSampleRate();
-        int blockSize = sampleRate / 200.0;
+        int blockSize = sampleRate / 200.0f;
         int16_t* inBuf = new int16_t[blockSize * 2];
 
         while (true) {

hackrf_source/CMakeLists.txt

@@ -0,0 +1,31 @@
+cmake_minimum_required(VERSION 3.13)
+project(hackrf_source)
+
+if (MSVC)
+    set(CMAKE_CXX_FLAGS "-O2 /std:c++17 /EHsc")
+else()
+    set(CMAKE_CXX_FLAGS "-O3 -std=c++17 -fpermissive")
+endif (MSVC)
+
+include_directories("src/")
+
+file(GLOB SRC "src/*.cpp")
+
+add_library(hackrf_source SHARED ${SRC})
+target_link_libraries(hackrf_source PRIVATE sdrpp_core)
+set_target_properties(hackrf_source PROPERTIES PREFIX "")
+
+if (MSVC)
+    # Lib path
+    target_link_directories(sdrpp_core PUBLIC "C:/Program Files/PothosSDR/bin/")
+
+    target_link_libraries(hackrf_source PUBLIC hackrf)
+else (MSVC)
+    find_package(PkgConfig)
+
+    pkg_check_modules(LIBHACKRF REQUIRED libhackrf)
+
+    target_include_directories(hackrf_source PUBLIC ${LIBHACKRF_INCLUDE_DIRS})
+    target_link_directories(hackrf_source PUBLIC ${LIBHACKRF_LIBRARY_DIRS})
+    target_link_libraries(hackrf_source PUBLIC ${LIBHACKRF_LIBRARIES})
+endif (MSVC)

hackrf_source/src/main.cpp

@@ -0,0 +1,277 @@
+#include <imgui.h>
+#include <spdlog/spdlog.h>
+#include <module.h>
+#include <gui/gui.h>
+#include <signal_path/signal_path.h>
+#include <core.h>
+#include <gui/style.h>
+#include <config.h>
+#include <libhackrf/hackrf.h>
+
+#pragma optimize( "", off )
+
+#define CONCAT(a, b) ((std::string(a) + b).c_str())
+
+SDRPP_MOD_INFO {
+    /* Name:            */ "hackrf_source",
+    /* Description:     */ "HackRF source module for SDR++",
+    /* Author:          */ "Ryzerth",
+    /* Version:         */ 0, 1, 0,
+    /* Max instances    */ 1
+};
+
+//ConfigManager config;
+
+const char* AGG_MODES_STR = "Off\0Low\0High\0";
+
+const char* sampleRatesTxt = "20MHz\00016MHz\00010MHz\0008MHz\0005MHz\0004MHz\0002MHz\000";
+
+const int sampleRates[] = {
+    20000000,
+    16000000,
+    10000000,
+    8000000,
+    5000000,
+    4000000,
+    2000000,
+};
+
+class HackRFSourceModule : public ModuleManager::Instance {
+public:
+    HackRFSourceModule(std::string name) {
+        this->name = name;
+
+        hackrf_init();
+
+        sampleRate = 2000000;
+
+        handler.ctx = this;
+        handler.selectHandler = menuSelected;
+        handler.deselectHandler = menuDeselected;
+        handler.menuHandler = menuHandler;
+        handler.startHandler = start;
+        handler.stopHandler = stop;
+        handler.tuneHandler = tune;
+        handler.stream = &stream;
+
+        refresh();
+
+        selectFirst();
+
+        // config.aquire();
+        // std::string serString = config.conf["device"];
+        // config.release();
+
+        sigpath::sourceManager.registerSource("HackRF", &handler);
+    }
+
+    ~HackRFSourceModule() {
+        hackrf_exit();
+    }
+
+
+    void enable() {
+        enabled = true;
+    }
+
+    void disable() {
+        enabled = false;
+    }
+
+    bool isEnabled() {
+        return enabled;
+    }
+
+    void refresh() {
+        devList.clear();
+        devListTxt = "";
+
+        uint64_t serials[256];
+        hackrf_device_list_t* _devList = hackrf_device_list();
+
+        for (int i = 0; i < _devList->devicecount; i++) {
+            devList.push_back(_devList->serial_numbers[i]);
+            devListTxt += (char*)(_devList->serial_numbers[i] + 16);
+            devListTxt += '\0';
+        }
+
+        hackrf_device_list_free(_devList);
+    }
+
+    void selectFirst() {
+        if (devList.size() != 0) {
+            selectedSerial = devList[0];
+        }
+    }
+
+private:
+    static void menuSelected(void* ctx) {
+        HackRFSourceModule* _this = (HackRFSourceModule*)ctx;
+        core::setInputSampleRate(_this->sampleRate);
+        spdlog::info("HackRFSourceModule '{0}': Menu Select!", _this->name);
+    }
+
+    static void menuDeselected(void* ctx) {
+        HackRFSourceModule* _this = (HackRFSourceModule*)ctx;
+        spdlog::info("HackRFSourceModule '{0}': Menu Deselect!", _this->name);
+    }
+
+    
+    
+    static void start(void* ctx) {
+        HackRFSourceModule* _this = (HackRFSourceModule*)ctx;
+        if (_this->running) {
+            return;
+        }
+        if (_this->selectedSerial == "") {
+            spdlog::error("Tried to start HackRF source with empty serial");
+            return;
+        }
+
+        int err = hackrf_open_by_serial(_this->selectedSerial.c_str(), &_this->openDev);
+        if (err != 0) {
+            spdlog::error("Could not open HackRF {0}", _this->selectedSerial);
+            return;
+        }
+
+        hackrf_set_sample_rate(_this->openDev, _this->sampleRate);
+        hackrf_set_baseband_filter_bandwidth(_this->openDev, hackrf_compute_baseband_filter_bw(_this->sampleRate));
+        hackrf_set_freq(_this->openDev, _this->freq);
+
+        hackrf_set_amp_enable(_this->openDev, _this->amp);
+        hackrf_set_lna_gain(_this->openDev, _this->lna);
+        hackrf_set_vga_gain(_this->openDev, _this->lna);
+
+        hackrf_start_rx(_this->openDev, callback, _this);
+
+        _this->running = true;
+        spdlog::info("HackRFSourceModule '{0}': Start!", _this->name);
+    }
+    
+    static void stop(void* ctx) {
+        HackRFSourceModule* _this = (HackRFSourceModule*)ctx;
+        if (!_this->running) {
+            return;
+        }
+        _this->running = false;
+        _this->stream.stopWriter();
+        // TODO: Stream stop
+        hackrf_close(_this->openDev);
+        _this->stream.clearWriteStop();
+        spdlog::info("HackRFSourceModule '{0}': Stop!", _this->name);
+    }
+    
+    static void tune(double freq, void* ctx) {
+        HackRFSourceModule* _this = (HackRFSourceModule*)ctx;
+        if (_this->running) {
+            hackrf_set_freq(_this->openDev, freq);
+        }
+        _this->freq = freq;
+        spdlog::info("HackRFSourceModule '{0}': Tune: {1}!", _this->name, freq);
+    }
+    
+    static void menuHandler(void* ctx) {
+        HackRFSourceModule* _this = (HackRFSourceModule*)ctx;
+        float menuWidth = ImGui::GetContentRegionAvailWidth();
+
+        if (_this->running) { style::beginDisabled(); }
+
+        ImGui::SetNextItemWidth(menuWidth);
+        if (ImGui::Combo(CONCAT("##_hackrf_dev_sel_", _this->name), &_this->devId, _this->devListTxt.c_str())) {
+            _this->selectedSerial = _this->devList[_this->devId];
+        }
+
+        if (ImGui::Combo(CONCAT("##_hackrf_sr_sel_", _this->name), &_this->srId, sampleRatesTxt)) {
+            _this->sampleRate = sampleRates[_this->srId];
+            core::setInputSampleRate(_this->sampleRate);
+        }
+
+        ImGui::SameLine();
+        float refreshBtnWdith = menuWidth - ImGui::GetCursorPosX();
+        if (ImGui::Button(CONCAT("Refresh##_hackrf_refr_", _this->name), ImVec2(refreshBtnWdith, 0))) {
+            _this->refresh();
+        }
+
+        if (_this->running) { style::endDisabled(); }
+
+        ImGui::Text("Amp Enabled");
+        ImGui::SameLine();
+        if (ImGui::Checkbox(CONCAT("##_hackrf_amp_", _this->name), &_this->amp)) {
+            if (_this->running) {
+                hackrf_set_amp_enable(_this->openDev, _this->amp);
+            }
+        }
+
+        ImGui::Text("LNA Gain");
+        ImGui::SameLine();
+        if (ImGui::SliderInt(CONCAT("##_hackrf_lna_", _this->name), &_this->lna, 0, 40)) {
+            _this->lna = (_this->lna / 8) * 8;
+            if (_this->running) {
+                hackrf_set_lna_gain(_this->openDev, _this->lna);
+            }
+        }
+
+        ImGui::Text("LNA Gain");
+        ImGui::SameLine();
+        if (ImGui::SliderInt(CONCAT("##_hackrf_vga_", _this->name), &_this->vga, 0, 62)) {
+            _this->vga = (_this->vga / 2) * 2;
+            if (_this->running) {
+                hackrf_set_vga_gain(_this->openDev, _this->lna);
+            }
+        }   
+    }
+
+    static int callback(hackrf_transfer* transfer) {
+        HackRFSourceModule* _this = (HackRFSourceModule*)transfer->rx_ctx;
+        int count = transfer->valid_length / 2;
+        int8_t* buffer = (int8_t*)transfer->buffer;
+        for (int i = 0; i < count; i++) {
+            _this->stream.writeBuf[i].i = (float)buffer[i * 2] / 128.0f;
+            _this->stream.writeBuf[i].q = (float)buffer[(i * 2) + 1] / 128.0f;
+        }
+        if (!_this->stream.swap(count)) { return -1; }
+        return 0;
+    }
+
+    std::string name;
+    hackrf_device* openDev;
+    bool enabled = true;
+    dsp::stream<dsp::complex_t> stream;
+    int sampleRate;
+    SourceManager::SourceHandler handler;
+    bool running = false;
+    double freq;
+    std::string selectedSerial = "";
+    int devId = 0;
+    int srId = 0;
+    bool amp = false;
+    int lna = 0;
+    int vga = 0;
+
+    std::vector<std::string> devList;
+    std::string devListTxt;
+};
+
+MOD_EXPORT void _INIT_() {
+//    config.setPath(ROOT_DIR "/airspyhf_config.json");
+//    json defConf;
+//    defConf["device"] = "";
+//    defConf["devices"] = json::object();
+//    config.load(defConf);
+//    config.enableAutoSave();
+}
+
+MOD_EXPORT ModuleManager::Instance* _CREATE_INSTANCE_(std::string name) {
+    return new HackRFSourceModule(name);
+}
+
+MOD_EXPORT void _DELETE_INSTANCE_(ModuleManager::Instance* instance) {
+    delete (HackRFSourceModule*)instance;
+}
+
+MOD_EXPORT void _END_() {
+    // config.disableAutoSave();
+    // config.save();
+}
+
+#pragma optimize( "", on )

make_debian_package.sh

@@ -0,0 +1,49 @@
+#!/bin/sh
+
+# Create directory structure
+echo Create directory structure
+mkdir sdrpp_debian_amd64
+mkdir sdrpp_debian_amd64/DEBIAN
+mkdir sdrpp_debian_amd64/usr
+mkdir sdrpp_debian_amd64/usr/bin
+mkdir sdrpp_debian_amd64/usr/share
+mkdir sdrpp_debian_amd64/usr/share/sdrpp
+mkdir sdrpp_debian_amd64/usr/lib
+mkdir sdrpp_debian_amd64/usr/lib/sdrpp
+mkdir sdrpp_debian_amd64/usr/lib/sdrpp/plugins
+
+# Create package info
+echo Create package info
+echo Package: sdrpp >> sdrpp_debian_amd64/DEBIAN/control
+echo Version: 0.2.5 >> sdrpp_debian_amd64/DEBIAN/control
+echo Maintainer: Ryzerth >> sdrpp_debian_amd64/DEBIAN/control
+echo Architecture: all >> sdrpp_debian_amd64/DEBIAN/control
+echo Description: Bloat-free SDR receiver software >> sdrpp_debian_amd64/DEBIAN/control
+
+# Copy core files
+echo Copy core files
+cp $1/sdrpp sdrpp_debian_amd64/usr/bin/
+cp $1/libsdrpp_core.so sdrpp_debian_amd64/usr/lib/
+
+# Copy reasources
+echo Copy reasources
+cp -r root/res/* sdrpp_debian_amd64/usr/share/sdrpp/
+
+# Copy module
+echo Copy modules
+cp $1/radio/radio.so sdrpp_debian_amd64/usr/lib/sdrpp/plugins/
+cp $1/recorder/recorder.so sdrpp_debian_amd64/usr/lib/sdrpp/plugins/
+cp $1/airspyhf_source/airspyhf_source.so sdrpp_debian_amd64/usr/lib/sdrpp/plugins/
+cp $1/airspy_source/airspy_source.so sdrpp_debian_amd64/usr/lib/sdrpp/plugins/
+cp $1/plutosdr_source/plutosdr_source.so sdrpp_debian_amd64/usr/lib/sdrpp/plugins/
+cp $1/rtl_tcp_source/rtl_tcp_source.so sdrpp_debian_amd64/usr/lib/sdrpp/plugins/
+cp $1/soapy_source/soapy_source.so sdrpp_debian_amd64/usr/lib/sdrpp/plugins/
+cp $1/audio_sink/audio_sink.so sdrpp_debian_amd64/usr/lib/sdrpp/plugins/
+
+# Create package
+echo Create packagesudo
+dpkg-deb --build sdrpp_debian_amd64
+
+# Cleanup
+echo Cleanup
+rm -rf sdrpp_debian_amd64

make_windows_package.ps1

@@ -0,0 +1,34 @@
+mkdir sdrpp_windows_x64
+
+# Copy root
+cp -Recurse root/* sdrpp_windows_x64/
+
+# Copy core
+cp build/Release/* sdrpp_windows_x64/
+cp 'C:/Program Files/PothosSDR/bin/volk.dll' sdrpp_windows_x64/
+
+# Copy modules
+cp build/radio/Release/radio.dll sdrpp_windows_x64/modules/
+
+cp build/recorder/Release/recorder.dll sdrpp_windows_x64/modules/
+
+cp build/airspyhf_source/Release/airspyhf_source.dll sdrpp_windows_x64/modules/
+cp 'C:/Program Files/PothosSDR/bin/airspyhf.dll' sdrpp_windows_x64/
+
+cp build/airspy_source/Release/airspy_source.dll sdrpp_windows_x64/modules/
+cp 'C:/Program Files/PothosSDR/bin/airspy.dll' sdrpp_windows_x64/
+
+cp build/plutosdr_source/Release/plutosdr_source.dll sdrpp_windows_x64/modules/
+cp 'C:/Program Files/PothosSDR/bin/libiio.dll' sdrpp_windows_x64/
+cp 'C:/Program Files/PothosSDR/bin/libad9361.dll' sdrpp_windows_x64/
+
+cp build/rtl_tcp_source/Release/rtl_tcp_source.dll sdrpp_windows_x64/modules/
+
+cp build/soapy_source/Release/soapy_source.dll sdrpp_windows_x64/modules/
+
+cp build/audio_sink/Release/audio_sink.dll sdrpp_windows_x64/modules/
+cp build/audio_sink/Release/portaudio.dll sdrpp_windows_x64/
+
+Compress-Archive -Path sdrpp_windows_x64/ -DestinationPath sdrpp_windows_x64.zip
+
+rm -Force -Recurse sdrpp_windows_x64

plutosdr_source/CMakeLists.txt

@@ -25,8 +25,8 @@ if (MSVC)
 else (MSVC)
     find_package(PkgConfig)
 
-    pkg_check_modules(SOAPY REQUIRED libiio)
+    pkg_check_modules(LIBIIO REQUIRED libiio)
-    pkg_check_modules(SOAPY REQUIRED libad9361)
+    pkg_check_modules(LIBAD9361 REQUIRED libad9361)
 
     target_include_directories(plutosdr_source PUBLIC ${LIBIIO_INCLUDE_DIRS})
     target_link_directories(plutosdr_source PUBLIC ${LIBIIO_LIBRARY_DIRS})

plutosdr_source/src/main.cpp

@@ -1,6 +1,6 @@
 #include <imgui.h>
 #include <spdlog/spdlog.h>
-#include <new_module.h>
+#include <module.h>
 #include <gui/gui.h>
 #include <signal_path/signal_path.h>
 #include <core.h>
@@ -205,7 +205,7 @@ private:
 
     static void worker(void* ctx) {
         PlutoSDRSourceModule* _this = (PlutoSDRSourceModule*)ctx;
-        int blockSize = _this->sampleRate / 200.0;
+        int blockSize = _this->sampleRate / 200.0f;
 
         struct iio_channel *rx0_i, *rx0_q;
         struct iio_buffer *rxbuf;
@@ -229,12 +229,11 @@ private:
 
             int16_t* buf = (int16_t*)iio_buffer_first(rxbuf, rx0_i);
 
-            if (_this->stream.aquire() < 0) { break; }
             for (int i = 0; i < blockSize; i++) {
-                _this->stream.data[i].q = (float)buf[i * 2] / 32768.0f;
+                _this->stream.writeBuf[i].q = (float)buf[i * 2] / 32768.0f;
-                _this->stream.data[i].i = (float)buf[(i * 2) + 1] / 32768.0f;
+                _this->stream.writeBuf[i].i = (float)buf[(i * 2) + 1] / 32768.0f;
             }
-            _this->stream.write(blockSize);
+            if (!_this->stream.swap(blockSize)) { break; };
         }
 
         iio_buffer_destroy(rxbuf);

radio/src/am_demod.h

@@ -42,7 +42,7 @@ public:
         
         demod.init(&squelch.out);
 
-        agc.init(&demod.out, 1.0f / 125.0f);
+        agc.init(&demod.out, 20.0f, bbSampRate);
 
         float audioBW = std::min<float>(audioSampRate / 2.0f, bw / 2.0f);
         win.init(audioBW, audioBW, bbSampRate);
@@ -151,6 +151,11 @@ private:
     void setBandwidth(float bandWidth) {
         bw = bandWidth;
         _vfo->setBandwidth(bw);
+        float audioBW = std::min<float>(audioSampRate / 2.0f, bw / 2.0f);
+        win.setSampleRate(bbSampRate * resamp.getInterpolation());
+        win.setCutoff(audioBW);
+        win.setTransWidth(audioBW);
+        resamp.updateWindow(&win);
     }
 
     void setSnapInterval(float snapInt) {

radio/src/cw_demod.h

@@ -53,7 +53,7 @@ public:
 
         c2r.init(&xlator.out);
 
-        agc.init(&c2r.out, 1.0f / 125.0f);
+        agc.init(&c2r.out, 20.0f, audioSampRate);
 
         m2s.init(&agc.out);
     }
@@ -103,11 +103,9 @@ public:
             xlator.stop();
         }
         audioSampRate = sampleRate;
-        float audioBW = std::min<float>(audioSampRate / 2.0f, bw / 2.0f);
+        agc.setSampleRate(audioSampRate);
         resamp.setOutSampleRate(audioSampRate);
         win.setSampleRate(bbSampRate * resamp.getInterpolation());
-        win.setCutoff(audioBW);
-        win.setTransWidth(audioBW);
         resamp.updateWindow(&win);
         xlator.setSampleRate(audioSampRate);
         if (running) {

radio/src/dsb_demod.h

@@ -42,7 +42,7 @@ public:
         
         demod.init(&squelch.out, bbSampRate, bandWidth, dsp::SSBDemod::MODE_DSB);
 
-        agc.init(&demod.out, 1.0f / 125.0f);
+        agc.init(&demod.out, 20.0f, bbSampRate);
 
         float audioBW = std::min<float>(audioSampRate / 2.0f, bw / 2.0f);
         win.init(audioBW, audioBW, bbSampRate);

radio/src/lsb_demod.h

@@ -42,7 +42,7 @@ public:
         
         demod.init(&squelch.out, bbSampRate, bandWidth, dsp::SSBDemod::MODE_LSB);
 
-        agc.init(&demod.out, 1.0f / 125.0f);
+        agc.init(&demod.out, 20.0f, bbSampRate);
 
         float audioBW = std::min<float>(audioSampRate / 2.0f, bw);
         win.init(audioBW, audioBW, bbSampRate);
@@ -151,6 +151,12 @@ private:
     void setBandwidth(float bandWidth) {
         bw = bandWidth;
         _vfo->setBandwidth(bw);
+        demod.setBandWidth(bw);
+        float audioBW = std::min<float>(audioSampRate / 2.0f, bw);
+        win.setSampleRate(bbSampRate * resamp.getInterpolation());
+        win.setCutoff(audioBW);
+        win.setTransWidth(audioBW);
+        resamp.updateWindow(&win);
     }
 
     void setSnapInterval(float snapInt) {

radio/src/main.cpp

@@ -5,7 +5,7 @@
 #include <gui/style.h>
 #include <signal_path/signal_path.h>
 #include <radio_demod.h>
-#include <new_module.h>
+#include <module.h>
 #include <wfm_demod.h>
 #include <fm_demod.h>
 #include <am_demod.h>

radio/src/usb_demod.h

@@ -42,7 +42,7 @@ public:
         
         demod.init(&squelch.out, bbSampRate, bandWidth, dsp::SSBDemod::MODE_USB);
 
-        agc.init(&demod.out, 1.0f / 125.0f);
+        agc.init(&demod.out, 20.0f, bbSampRate);
 
         float audioBW = std::min<float>(audioSampRate / 2.0f, bw);
         win.init(audioBW, audioBW, bbSampRate);
@@ -151,6 +151,12 @@ private:
     void setBandwidth(float bandWidth) {
         bw = bandWidth;
         _vfo->setBandwidth(bw);
+        demod.setBandWidth(bw);
+        float audioBW = std::min<float>(audioSampRate / 2.0f, bw);
+        win.setSampleRate(bbSampRate * resamp.getInterpolation());
+        win.setCutoff(audioBW);
+        win.setTransWidth(audioBW);
+        resamp.updateWindow(&win);
     }
 
     void setSnapInterval(float snapInt) {

readme.md

@@ -3,6 +3,8 @@
 ![Screenshot](https://i.imgur.com/WejsiFN.png)
 SDR++ is a cross-platform and open source SDR software with the aim of being bloat free and simple to use.
 
+![Linux Build](https://github.com/AlexandreRouma/SDRPlusPlus/workflows/Linux%20Build/badge.svg)
+
 * [Patreon](https://patreon.com/ryzerth)
 * [Discord Server](https://discord.gg/aFgWjyD)
 
@@ -29,7 +31,15 @@ Download the latest release from [the Releases page](https://github.com/Alexandr
 To create a desktop short, rightclick the exe and select `Send to -> Desktop (create shortcut)`, then, rename the shortcut on the desktop to whatever you want.
 
 ## Linux
-TODO
+Download the latest release from [the Releases page](https://github.com/AlexandreRouma/SDRPlusPlus/releases) and extract to the directory of your choice.
+
+Then, run:
+```sh
+sudo apt install libfftw3-dev libglfw3-dev libglew-dev libvolk2-dev libsoapysdr-dev libairspyhf-dev libiio-dev libad9361-dev portaudio19-dev libhackrf-dev
+sudo dpkg -i sdrpp_debian_amd64.deb
+```
+
+If `libvolk2-dev` is not available, use `libvolk1-dev`.
 
 ## MacOS
 TODO
@@ -79,6 +89,15 @@ You will first need to edit the `root_dev/config` file to point to the modules t
 ...
 ```
 
+You also need to change the location of the resource and module directories, for development, I recommend:
+```json
+...
+"modulesDirectory": "../root_dev/modules",
+...
+"resourcesDirectory": "../root_dev/res",
+...
+```
+
 Remember that these paths will be relative to the run directory.
 
 Off cours, remember to add entries for all modules that were built and that you wish to use.
@@ -115,7 +134,6 @@ The modules built will be some of the following (Repeat the instructions above f
 # Building on Linux / BSD
 ## Install dependencies
 * cmake
-* vcpkg
 * fftw3
 * glfw
 * glew
@@ -127,6 +145,8 @@ Next install dependencies based on the modules you wish to build:
 * plutosdr_source: libiio, libad9361
 * audio_sink: portaudio
 
+Note: make sure you're using GCC 8 or later as older versions do not have `std::filesystem` built-in.
+
 ## Building
 replace `<N>` with the number of threads you wish to use to build
 ```sh
@@ -144,7 +164,12 @@ sh ./create_root.sh
 ## Running for development
 If you wish to install SDR++, skip to the next step
 
-You will first need to edit the `root_dev/config` file to point to the modules that were built. Here us a sample if what it would look like:
+First run SDR++ from the build directory to generate a default config file
+```
+./sdrpp -r ../root_dev/
+```
+
+Then, you need to edit the `root_dev/config` file to point to the modules that were built. Here us a sample if what it would look like:
 
 ```json
 ...
@@ -158,18 +183,27 @@ You will first need to edit the `root_dev/config` file to point to the modules t
 ...
 ```
 
+You also need to change the location of the resource and module directories, for development, I recommend:
+```json
+...
+"modulesDirectory": "./root_dev/modules",
+...
+"resourcesDirectory": "./root_dev/res",
+...
+```
+
 Remember that these paths will be relative to the run directory.
 
 Off cours, remember to add entries for all modules that were built and that you wish to use.
 
 Next, from the top directory, you can simply run:
 ```
-./build/Release/sdrpp.exe -r root_dev
+./build/sdrpp -r root_dev
 ```
 
-Or, if you wish to run from the build directory:
+Or, if you wish to run from the build directory, you need to correct directories in config.json, and:
 ```
-./Release/sdrpp.exe -r ../root_dev
+./sdrpp -r ../root_dev
 ```
 
 ## Installing SDR++
@@ -190,13 +224,17 @@ I will soon publish a contributing.md listing the code style to use.
 * [aosync](https://github.com/aosync)
 * [Alexsey Shestacov](https://github.com/wingrime)
 * [Benjamin Kyd](https://github.com/benkyd)
-* [Tobias Mädel](https://github.com/Manawyrm)
+* [cropinghigh](https://github.com/cropinghigh)
-* [Raov](https://twitter.com/raov_birbtog)
 * [Howard0su](https://github.com/howard0su)
+* [Martin Hauke](https://github.com/mnhauke)
+* [Raov](https://twitter.com/raov_birbtog)
+* [Szymon Zakrent](https://github.com/zakrent)
+* [Tobias Mädel](https://github.com/Manawyrm)
+
 
 ## Libaries used
 * [SoapySDR (PothosWare)](https://github.com/pothosware/SoapySDR)
 * [Dear ImGui (ocornut)](https://github.com/ocornut/imgui)
 * [spdlog (gabime)](https://github.com/gabime/spdlog)
 * [json (nlohmann)](https://github.com/nlohmann/json)
-* [portaudio (PortAudio community)](http://www.portaudio.com/)
+* [portaudio (PortAudio community)](http://www.portaudio.com/)

recorder/src/main.cpp

@@ -1,5 +1,5 @@
 #include <imgui.h>
-#include <new_module.h>
+#include <module.h>
 #include <watcher.h>
 #include <wav.h>
 #include <dsp/types.h>
@@ -13,7 +13,6 @@
 #include <gui/style.h>
 #include <regex>
 #include <options.h>
-
 #define CONCAT(a, b) ((std::string(a) + b).c_str())
 
 SDRPP_MOD_INFO {
@@ -254,8 +253,8 @@ private:
             int count = _this->audioStream->read();
             if (count < 0) { break; }
             for (int i = 0; i < count; i++) {
-                sampleBuf[(i * 2) + 0] = _this->audioStream->data[i].l * 0x7FFF;
+                sampleBuf[(i * 2) + 0] = _this->audioStream->readBuf[i].l * 512;
-                sampleBuf[(i * 2) + 1] = _this->audioStream->data[i].r * 0x7FFF;
+                sampleBuf[(i * 2) + 1] = _this->audioStream->readBuf[i].r * 512;
             }
             _this->audioStream->flush();
             _this->samplesWritten += count;
@@ -270,8 +269,8 @@ private:
             int count = _this->iqStream->read();
             if (count < 0) { break; }
             for (int i = 0; i < count; i++) {
-                sampleBuf[(i * 2) + 0] = _this->iqStream->data[i].q * 0x7FFF;
+                sampleBuf[(i * 2) + 0] = _this->iqStream->readBuf[i].q * 0x7FFF;
-                sampleBuf[(i * 2) + 1] = _this->iqStream->data[i].i * 0x7FFF;
+                sampleBuf[(i * 2) + 1] = _this->iqStream->readBuf[i].i * 0x7FFF;
             }
             _this->iqStream->flush();
             _this->samplesWritten += count;
@@ -310,6 +309,14 @@ MOD_EXPORT void _INIT_() {
     config.setPath(options::opts.root + "/recorder_config.json");
     config.load(def);
     config.enableAutoSave();
+
+    // Create default recording directory
+    if (!std::filesystem::exists(options::opts.root + "/recordings")) {
+        spdlog::warn("Recordings directory does not exist, creating it");
+        if (!std::filesystem::create_directory(options::opts.root + "/recordings")) {
+            spdlog::error("Could not create recordings directory");
+        }
+    }
 }
 
 MOD_EXPORT ModuleManager::Instance* _CREATE_INSTANCE_(std::string name) {

root/band_colors.json

@@ -1,7 +0,0 @@
-{
-    "broadcast": "#0000FFFF",
-    "amateur": "#FF0000FF",
-    "aviation": "#00FF00FF",
-    "marine": "#00FFFFFF",
-    "military": "#FFFF00FF"
-}

root/res/bandplans/germany-mobile-lte-bands.json

@@ -0,0 +1,87 @@
+{
+    "name": "German LTE bands",
+    "country_name": "Germany",
+    "country_code": "DE",
+    "author_name": "Martin Hauke",
+    "author_url": "none",
+    "bands": [
+        {
+            "name": "LTE band 1 (IMT) FDD uplink",
+            "type": "LTE.FDD.uplink",
+            "start": 1920000000,
+            "end": 1980000000
+        },
+        {
+            "name": "LTE band 1 (IMT) FDD downlink",
+            "type": "LTE.FDD.downlink",
+            "start": 2110000000,
+            "end": 2170000000
+        },
+        {
+            "name": "LTE band 3 (DCS) FDD uplink",
+            "type": "LTE.FDD.uplink",
+            "start": 1710000000,
+            "end": 1785000000
+        },
+        {
+            "name": "LTE band 3 (DCS) FDD downlink",
+            "type": "LTE.FDD.downlink",
+            "start": 1805000000,
+            "end": 1880000000
+        },
+        {
+            "name": "LTE band 7 (IMT-E) FDD uplink",
+            "type": "LTE.FDD.uplink",
+            "start": 2500000000,
+            "end": 2570000000
+        },
+        {
+            "name": "LTE band 7 (IMT-E) FDD downlink",
+            "type": "LTE.FDD.downlink",
+            "start": 2620000000,
+            "end": 2690000000
+        },
+        {
+            "name": "LTE band 8 (Extended GSM) FDD uplink",
+            "type": "LTE.FDD.uplink",
+            "start": 880000000,
+            "end": 915000000
+        },
+        {
+            "name": "LTE band 8 (Extended GSM) FDD downlink",
+            "type": "LTE.FDD.downlink",
+            "start": 9250000000,
+            "end": 9600000000
+        },
+        {
+            "name": "LTE band 20 (Digital Dividend) FDD uplink",
+            "type": "LTE.FDD.uplink",
+            "start": 832000000,
+            "end": 862000000
+        },
+        {
+            "name": "LTE band 20 (Digital Dividend) FDD downlink",
+            "type": "LTE.FDD.downlink",
+            "start": 7910000000,
+            "end": 8210000000
+        },
+        {
+            "name": "LTE band 28 (APT) FDD uplink",
+            "type": "LTE.FDD.uplink",
+            "start": 703000000,
+            "end": 748000000
+        },
+        {
+            "name": "LTE band 28 (APT) FDD downlink",
+            "type": "LTE.FDD.downlink",
+            "start": 7580000000,
+            "end": 8030000000
+        },
+        {
+            "name": "LTE band 32 (L-Band (EU)) SDL downlink",
+            "type": "LTE.SDL",
+            "start": 14520000000,
+            "end": 14960000000
+        }
+    ]
+}

root/res/bandplans/germany-mobile-networks.json

@@ -0,0 +1,321 @@
+{
+    "name": "German Mobile Networks",
+    "country_name": "Germany",
+    "country_code": "DE",
+    "author_name": "Martin Hauke",
+    "author_url": "none",
+    "bands": [
+        {
+            "name": "DVB-T2",
+            "type": "broadcast",
+            "start": 470000000,
+            "end": 694000000
+        },
+        {
+            "name": "703 Telefonica FDD uplink",
+            "type": "mobile.mno.telefonica",
+            "start": 703000000,
+            "end": 713000000
+        },
+        {
+            "name": "713 Telekom FDD uplink",
+            "type": "mobile.mno.telekom",
+            "start": 713000000,
+            "end": 723000000
+        },
+        {
+            "name": "723 Vodafone FDD uplink",
+            "type": "mobile.mno.vodafone",
+            "start": 723000000,
+            "end": 733000000
+        },
+        {
+            "name": "758 Telefonica FDD downlink",
+            "type": "mobile.mno.telefonica",
+            "start": 758000000,
+            "end": 768000000
+        },
+        {
+            "name": "768 Telekom FDD downlink",
+            "type": "mobile.mno.telekom",
+            "start": 768000000,
+            "end": 778000000
+        },
+        {
+            "name": "778 Vodafone FDD downlink",
+            "type": "mobile.mno.vodafone",
+            "start": 778000000,
+            "end": 788000000
+        },
+        {
+            "name": "791 Telefonica FDD downlink",
+            "type": "mobile.mno.telefonica",
+            "start": 791000000,
+            "end": 801000000
+        },
+        {
+            "name": "801 Vodafone FDD downlink",
+            "type": "mobile.mno.vodafone",
+            "start": 801000000,
+            "end": 811000000
+        },
+        {
+            "name": "811 Telekom FDD downlink",
+            "type": "mobile.mno.telekom",
+            "start": 811000000,
+            "end": 821000000
+        },
+        {
+            "name": "832 Telefonica FDD uplink",
+            "type": "mobile.mno.telefonica",
+            "start": 832000000,
+            "end": 842000000
+        },
+        {
+            "name": "842 Vodafone FDD uplink",
+            "type": "mobile.mno.vodafone",
+            "start": 842000000,
+            "end": 852000000
+        },
+        {
+            "name": "852 Telekom FDD uplink",
+            "type": "mobile.mno.telekom",
+            "start": 852000000,
+            "end": 862000000
+        },
+        {
+            "name": "GSM-R FDD uplink",
+            "type": "mobile.gsm-r",
+            "start": 873100000,
+            "end": 880000000
+        },
+        {
+            "name": "880 Telefonica FDD uplink",
+            "type": "mobile.mno.telefonica",
+            "start": 880000000,
+            "end": 890000000
+        },
+        {
+            "name": "890 Vodafone FDD uplink",
+            "type": "mobile.mno.vodafone",
+            "start": 890000000,
+            "end": 900000000
+        },
+        {
+            "name": "900 Telekom FDD uplink",
+            "type": "mobile.mno.telekom",
+            "start": 900000000,
+            "end": 915000000
+        },
+        {
+            "name": "GSM-R FDD downlink",
+            "type": "mobile.gsm-r",
+            "start": 918100000,
+            "end": 925000000
+        },
+        {
+            "name": "925 Telefonica FDD downlink",
+            "type": "mobile.mno.telefonica",
+            "start": 925000000,
+            "end": 935000000
+        },
+        {
+            "name": "935 Vodafone FDD downlink",
+            "type": "mobile.mno.vodafone",
+            "start": 935000000,
+            "end": 945000000
+        },
+        {
+            "name": "945 Telekom FDD downlink",
+            "type": "mobile.mno.telekom",
+            "start": 945000000,
+            "end": 960000000
+        },
+        {
+            "name": "1452 Telekom SDL downlink",
+            "type": "mobile.mno.telekom",
+            "start": 1452000000,
+            "end": 1472000000
+        },
+    	{
+            "name": "1472 Vodafone SDL downlink",
+            "type": "mobile.mno.vodafone",
+            "start": 1472000000,
+            "end": 1492000000
+        },
+        {
+            "name": "1710 Telekom FDD uplink",
+            "type": "mobile.mno.telekom",
+            "start": 1710000000,
+            "end": 1740000000
+        },
+	{
+            "name": "1740 Telefonica FDD uplink",
+            "type": "mobile.mno.telefonica",
+            "start": 1740000000,
+            "end": 1760000000
+        },
+        {
+            "name": "1760 Vodafone FDD uplink",
+            "type": "mobile.mno.vodafone",
+            "start": 1760000000,
+            "end": 1785000000
+        },
+        {
+            "name": "1805 Telekom FDD downlink",
+            "type": "mobile.mno.telekom",
+            "start": 1805000000,
+            "end": 1835000000
+        },
+	{
+            "name": "1835 Telefonica FDD downlink",
+            "type": "mobile.mno.telefonica",
+            "start": 1835000000,
+            "end": 1855000000
+        },
+        {
+            "name": "1855 Vodafone FDD downlink",
+            "type": "mobile.mno.vodafone",
+            "start": 1855000000,
+            "end": 1880000000
+        },
+        {
+            "name": "DECT",
+            "type": "broadcast",
+            "start": 1880000000,
+            "end": 1900000000
+        },
+	{
+            "name": "1900.1 Telefonica",
+            "type": "mobile.mno.telefonica",
+            "start": 1900100000,
+            "end": 1905100000
+        },
+        {
+            "name": "1920 Vodafone FDD uplink",
+            "type": "mobile.mno.vodafone",
+            "start": 1920000000,
+            "end": 1940000000
+        },
+	{
+            "name": "1940 Telefonica FDD uplink",
+            "type": "mobile.mno.telefonica",
+            "start": 1940000000,
+            "end": 1960000000
+        },
+        {
+            "name": "1960 Telekom FDD uplink",
+            "type": "mobile.mno.telekom",
+            "start": 1960000000,
+            "end": 1980000000
+        },
+	{
+            "name": "2010.5 Telefonica",
+            "type": "mobile.mno.telefonica",
+            "start": 2010500000,
+            "end": 2024700000
+        },
+        {
+            "name": "2110 Vodafone FDD downlink",
+            "type": "mobile.mno.vodafone",
+            "start": 2110000000,
+            "end": 2130000000
+        },
+	{
+            "name": "2130 Telefonica FDD downlink",
+            "type": "mobile.mno.telefonica",
+            "start": 2130000000,
+            "end": 2150000000
+        },
+        {
+            "name": "2150 Telekom FDD downlink",
+            "type": "mobile.mno.telekom",
+            "start": 2150000000,
+            "end": 2170000000
+        },
+        {
+            "name": "2500 Vodafone FDD uplink",
+            "type": "mobile.mno.vodafone",
+            "start": 2500000000,
+            "end": 2520000000
+        },
+        {
+            "name": "2520 Telekom FDD uplink",
+            "type": "mobile.mno.telekom",
+            "start": 2520000000,
+            "end": 2540000000
+        },
+	{
+            "name": "2540 Telefonica FDD uplink",
+            "type": "mobile.mno.telefonica",
+            "start": 2540000000,
+            "end": 2570000000
+        },
+	{
+            "name": "2570 Telefonica TDD",
+            "type": "mobile.mno.telefonica",
+            "start": 2570000000,
+            "end": 2580000000
+        },
+        {
+            "name": "2580 Vodafone TDD",
+            "type": "mobile.mno.vodafone",
+            "start": 2580000000,
+            "end": 2605000000
+        },
+        {
+            "name": "2605 Telekom TDD",
+            "type": "mobile.mno.telekom",
+            "start": 2605000000,
+            "end": 2610000000
+        },
+	{
+            "name": "2610 Telefonica TDD",
+            "type": "mobile.mno.telefonica",
+            "start": 2610000000,
+            "end": 2620000000
+        },
+        {
+            "name": "2620 Vodafone FDD downlink",
+            "type": "mobile.mno.vodafone",
+            "start": 2620000000,
+            "end": 2640000000
+        },
+        {
+            "name": "2640 Telekom FDD downlink",
+            "type": "mobile.mno.telekom",
+            "start": 2640000000,
+            "end": 2660000000
+        },
+	{
+            "name": "2660 Telefonica FDD downlink",
+            "type": "mobile.mno.telefonica",
+            "start": 2660000000,
+            "end": 2690000000
+        },
+        {
+            "name": "3400 Vodafone",
+            "type": "mobile.mno.vodafone",
+            "start": 3400000000,
+            "end": 3490000000
+        },
+        {
+            "name": "3490 Drillisch",
+            "type": "mobile.mno.drillisch",
+            "start": 3490000000,
+            "end": 3540000000
+        },
+        {
+            "name": "3540 Telefonica",
+            "type": "mobile.mno.telefonica",
+            "start": 3540000000,
+            "end": 3610000000
+        },
+        {
+            "name": "3610 Telekom",
+            "type": "mobile.mno.telekom",
+            "start": 3610000000,
+            "end": 3700000000
+        }
+    ]
+}

root/res/colormaps/classic.json

@@ -0,0 +1,21 @@
+{
+    "name": "Classic",
+    "author": "Youssef Touil",
+    "map": [
+        "#000020",
+        "#000030",
+        "#000050",
+        "#000091",
+        "#1E90FF",
+        "#FFFFFF",
+        "#FFFF00",
+        "#FE6D16",
+        "#FE6D16",
+        "#FF0000",
+        "#FF0000",
+        "#C60000",
+        "#9F0000",
+        "#750000",
+        "#4A0000"
+    ]
+}

root/res/colormaps/greyscale.json

@@ -0,0 +1,8 @@
+{
+    "name": "Grey Scale",
+    "author": "Ryzerth",
+    "map": [
+        "#000000",
+        "#FFFFFF"
+    ]
+}

root/res/colormaps/inferno.json

@@ -0,0 +1,262 @@
+{
+    "name": "Inferno",
+    "author": "B.I.D.S.",
+    "map": [
+        "#000004",
+        "#010005",
+        "#010106",
+        "#010108",
+        "#02010A",
+        "#02020C",
+        "#02020E",
+        "#030210",
+        "#040312",
+        "#040314",
+        "#050417",
+        "#060419",
+        "#07051B",
+        "#08051D",
+        "#09061F",
+        "#0A0722",
+        "#0B0724",
+        "#0C0826",
+        "#0D0829",
+        "#0E092B",
+        "#10092D",
+        "#110A30",
+        "#120A32",
+        "#140B34",
+        "#150B37",
+        "#160B39",
+        "#180C3C",
+        "#190C3E",
+        "#1B0C41",
+        "#1C0C43",
+        "#1E0C45",
+        "#1F0C48",
+        "#210C4A",
+        "#230C4C",
+        "#240C4F",
+        "#260C51",
+        "#280B53",
+        "#290B55",
+        "#2B0B57",
+        "#2D0B59",
+        "#2F0A5B",
+        "#310A5C",
+        "#320A5E",
+        "#340A5F",
+        "#360961",
+        "#380962",
+        "#390963",
+        "#3B0964",
+        "#3D0965",
+        "#3E0966",
+        "#400A67",
+        "#420A68",
+        "#440A68",
+        "#450A69",
+        "#470B6A",
+        "#490B6A",
+        "#4A0C6B",
+        "#4C0C6B",
+        "#4D0D6C",
+        "#4F0D6C",
+        "#510E6C",
+        "#520E6D",
+        "#540F6D",
+        "#550F6D",
+        "#57106E",
+        "#59106E",
+        "#5A116E",
+        "#5C126E",
+        "#5D126E",
+        "#5F136E",
+        "#61136E",
+        "#62146E",
+        "#64156E",
+        "#65156E",
+        "#67166E",
+        "#69166E",
+        "#6A176E",
+        "#6C186E",
+        "#6D186E",
+        "#6F196E",
+        "#71196E",
+        "#721A6E",
+        "#741A6E",
+        "#751B6E",
+        "#771C6D",
+        "#781C6D",
+        "#7A1D6D",
+        "#7C1D6D",
+        "#7D1E6D",
+        "#7F1E6C",
+        "#801F6C",
+        "#82206C",
+        "#84206B",
+        "#85216B",
+        "#87216B",
+        "#88226A",
+        "#8A226A",
+        "#8C2369",
+        "#8D2369",
+        "#8F2469",
+        "#902568",
+        "#922568",
+        "#932667",
+        "#952667",
+        "#972766",
+        "#982766",
+        "#9A2865",
+        "#9B2964",
+        "#9D2964",
+        "#9F2A63",
+        "#A02A63",
+        "#A22B62",
+        "#A32C61",
+        "#A52C60",
+        "#A62D60",
+        "#A82E5F",
+        "#A92E5E",
+        "#AB2F5E",
+        "#AD305D",
+        "#AE305C",
+        "#B0315B",
+        "#B1325A",
+        "#B3325A",
+        "#B43359",
+        "#B63458",
+        "#B73557",
+        "#B93556",
+        "#BA3655",
+        "#BC3754",
+        "#BD3853",
+        "#BF3952",
+        "#C03A51",
+        "#C13A50",
+        "#C33B4F",
+        "#C43C4E",
+        "#C63D4D",
+        "#C73E4C",
+        "#C83F4B",
+        "#CA404A",
+        "#CB4149",
+        "#CC4248",
+        "#CE4347",
+        "#CF4446",
+        "#D04545",
+        "#D24644",
+        "#D34743",
+        "#D44842",
+        "#D54A41",
+        "#D74B3F",
+        "#D84C3E",
+        "#D94D3D",
+        "#DA4E3C",
+        "#DB503B",
+        "#DD513A",
+        "#DE5238",
+        "#DF5337",
+        "#E05536",
+        "#E15635",
+        "#E25734",
+        "#E35933",
+        "#E45A31",
+        "#E55C30",
+        "#E65D2F",
+        "#E75E2E",
+        "#E8602D",
+        "#E9612B",
+        "#EA632A",
+        "#EB6429",
+        "#EB6628",
+        "#EC6726",
+        "#ED6925",
+        "#EE6A24",
+        "#EF6C23",
+        "#EF6E21",
+        "#F06F20",
+        "#F1711F",
+        "#F1731D",
+        "#F2741C",
+        "#F3761B",
+        "#F37819",
+        "#F47918",
+        "#F57B17",
+        "#F57D15",
+        "#F67E14",
+        "#F68013",
+        "#F78212",
+        "#F78410",
+        "#F8850F",
+        "#F8870E",
+        "#F8890C",
+        "#F98B0B",
+        "#F98C0A",
+        "#F98E09",
+        "#FA9008",
+        "#FA9207",
+        "#FA9407",
+        "#FB9606",
+        "#FB9706",
+        "#FB9906",
+        "#FB9B06",
+        "#FB9D07",
+        "#FC9F07",
+        "#FCA108",
+        "#FCA309",
+        "#FCA50A",
+        "#FCA60C",
+        "#FCA80D",
+        "#FCAA0F",
+        "#FCAC11",
+        "#FCAE12",
+        "#FCB014",
+        "#FCB216",
+        "#FCB418",
+        "#FBB61A",
+        "#FBB81D",
+        "#FBBA1F",
+        "#FBBC21",
+        "#FBBE23",
+        "#FAC026",
+        "#FAC228",
+        "#FAC42A",
+        "#FAC62D",
+        "#F9C72F",
+        "#F9C932",
+        "#F9CB35",
+        "#F8CD37",
+        "#F8CF3A",
+        "#F7D13D",
+        "#F7D340",
+        "#F6D543",
+        "#F6D746",
+        "#F5D949",
+        "#F5DB4C",
+        "#F4DD4F",
+        "#F4DF53",
+        "#F4E156",
+        "#F3E35A",
+        "#F3E55D",
+        "#F2E661",
+        "#F2E865",
+        "#F2EA69",
+        "#F1EC6D",
+        "#F1ED71",
+        "#F1EF75",
+        "#F1F179",
+        "#F2F27D",
+        "#F2F482",
+        "#F3F586",
+        "#F3F68A",
+        "#F4F88E",
+        "#F5F992",
+        "#F6FA96",
+        "#F8FB9A",
+        "#F9FC9D",
+        "#FAFDA1",
+        "#FCFFA4"
+    ]
+}

root/res/colormaps/magma.json

@@ -0,0 +1,262 @@
+{
+    "name": "Magma",
+    "author": "B.I.D.S.",
+    "map": [
+        "#000004",
+        "#010005",
+        "#010106",
+        "#010108",
+        "#020109",
+        "#02020B",
+        "#02020D",
+        "#03030F",
+        "#030312",
+        "#040414",
+        "#050416",
+        "#060518",
+        "#06051A",
+        "#07061C",
+        "#08071E",
+        "#090720",
+        "#0A0822",
+        "#0B0924",
+        "#0C0926",
+        "#0D0A29",
+        "#0E0B2B",
+        "#100B2D",
+        "#110C2F",
+        "#120D31",
+        "#130D34",
+        "#140E36",
+        "#150E38",
+        "#160F3B",
+        "#180F3D",
+        "#19103F",
+        "#1A1042",
+        "#1C1044",
+        "#1D1147",
+        "#1E1149",
+        "#20114B",
+        "#21114E",
+        "#221150",
+        "#241253",
+        "#251255",
+        "#271258",
+        "#29115A",
+        "#2A115C",
+        "#2C115F",
+        "#2D1161",
+        "#2F1163",
+        "#311165",
+        "#331067",
+        "#341069",
+        "#36106B",
+        "#38106C",
+        "#390F6E",
+        "#3B0F70",
+        "#3D0F71",
+        "#3F0F72",
+        "#400F74",
+        "#420F75",
+        "#440F76",
+        "#451077",
+        "#471078",
+        "#491078",
+        "#4A1079",
+        "#4C117A",
+        "#4E117B",
+        "#4F127B",
+        "#51127C",
+        "#52137C",
+        "#54137D",
+        "#56147D",
+        "#57157E",
+        "#59157E",
+        "#5A167E",
+        "#5C167F",
+        "#5D177F",
+        "#5F187F",
+        "#601880",
+        "#621980",
+        "#641A80",
+        "#651A80",
+        "#671B80",
+        "#681C81",
+        "#6A1C81",
+        "#6B1D81",
+        "#6D1D81",
+        "#6E1E81",
+        "#701F81",
+        "#721F81",
+        "#732081",
+        "#752181",
+        "#762181",
+        "#782281",
+        "#792282",
+        "#7B2382",
+        "#7C2382",
+        "#7E2482",
+        "#802582",
+        "#812581",
+        "#832681",
+        "#842681",
+        "#862781",
+        "#882781",
+        "#892881",
+        "#8B2981",
+        "#8C2981",
+        "#8E2A81",
+        "#902A81",
+        "#912B81",
+        "#932B80",
+        "#942C80",
+        "#962C80",
+        "#982D80",
+        "#992D80",
+        "#9B2E7F",
+        "#9C2E7F",
+        "#9E2F7F",
+        "#A02F7F",
+        "#A1307E",
+        "#A3307E",
+        "#A5317E",
+        "#A6317D",
+        "#A8327D",
+        "#AA337D",
+        "#AB337C",
+        "#AD347C",
+        "#AE347B",
+        "#B0357B",
+        "#B2357B",
+        "#B3367A",
+        "#B5367A",
+        "#B73779",
+        "#B83779",
+        "#BA3878",
+        "#BC3978",
+        "#BD3977",
+        "#BF3A77",
+        "#C03A76",
+        "#C23B75",
+        "#C43C75",
+        "#C53C74",
+        "#C73D73",
+        "#C83E73",
+        "#CA3E72",
+        "#CC3F71",
+        "#CD4071",
+        "#CF4070",
+        "#D0416F",
+        "#D2426F",
+        "#D3436E",
+        "#D5446D",
+        "#D6456C",
+        "#D8456C",
+        "#D9466B",
+        "#DB476A",
+        "#DC4869",
+        "#DE4968",
+        "#DF4A68",
+        "#E04C67",
+        "#E24D66",
+        "#E34E65",
+        "#E44F64",
+        "#E55064",
+        "#E75263",
+        "#E85362",
+        "#E95462",
+        "#EA5661",
+        "#EB5760",
+        "#EC5860",
+        "#ED5A5F",
+        "#EE5B5E",
+        "#EF5D5E",
+        "#F05F5E",
+        "#F1605D",
+        "#F2625D",
+        "#F2645C",
+        "#F3655C",
+        "#F4675C",
+        "#F4695C",
+        "#F56B5C",
+        "#F66C5C",
+        "#F66E5C",
+        "#F7705C",
+        "#F7725C",
+        "#F8745C",
+        "#F8765C",
+        "#F9785D",
+        "#F9795D",
+        "#F97B5D",
+        "#FA7D5E",
+        "#FA7F5E",
+        "#FA815F",
+        "#FB835F",
+        "#FB8560",
+        "#FB8761",
+        "#FC8961",
+        "#FC8A62",
+        "#FC8C63",
+        "#FC8E64",
+        "#FC9065",
+        "#FD9266",
+        "#FD9467",
+        "#FD9668",
+        "#FD9869",
+        "#FD9A6A",
+        "#FD9B6B",
+        "#FE9D6C",
+        "#FE9F6D",
+        "#FEA16E",
+        "#FEA36F",
+        "#FEA571",
+        "#FEA772",
+        "#FEA973",
+        "#FEAA74",
+        "#FEAC76",
+        "#FEAE77",
+        "#FEB078",
+        "#FEB27A",
+        "#FEB47B",
+        "#FEB67C",
+        "#FEB77E",
+        "#FEB97F",
+        "#FEBB81",
+        "#FEBD82",
+        "#FEBF84",
+        "#FEC185",
+        "#FEC287",
+        "#FEC488",
+        "#FEC68A",
+        "#FEC88C",
+        "#FECA8D",
+        "#FECC8F",
+        "#FECD90",
+        "#FECF92",
+        "#FED194",
+        "#FED395",
+        "#FED597",
+        "#FED799",
+        "#FED89A",
+        "#FDDA9C",
+        "#FDDC9E",
+        "#FDDEA0",
+        "#FDE0A1",
+        "#FDE2A3",
+        "#FDE3A5",
+        "#FDE5A7",
+        "#FDE7A9",
+        "#FDE9AA",
+        "#FDEBAC",
+        "#FCECAE",
+        "#FCEEB0",
+        "#FCF0B2",
+        "#FCF2B4",
+        "#FCF4B6",
+        "#FCF6B8",
+        "#FCF7B9",
+        "#FCF9BB",
+        "#FCFBBD",
+        "#FCFDBF"
+    ]
+}

root/res/colormaps/plasma.json

@@ -0,0 +1,262 @@
+{
+    "name": "Plasma",
+    "author": "B.I.D.S.",
+    "map": [
+        "#0D0887",
+        "#100788",
+        "#130789",
+        "#16078A",
+        "#19068C",
+        "#1B068D",
+        "#1D068E",
+        "#20068F",
+        "#220690",
+        "#240691",
+        "#260591",
+        "#280592",
+        "#2A0593",
+        "#2C0594",
+        "#2E0595",
+        "#2F0596",
+        "#310597",
+        "#330597",
+        "#350498",
+        "#370499",
+        "#38049A",
+        "#3A049A",
+        "#3C049B",
+        "#3E049C",
+        "#3F049C",
+        "#41049D",
+        "#43039E",
+        "#44039E",
+        "#46039F",
+        "#48039F",
+        "#4903A0",
+        "#4B03A1",
+        "#4C02A1",
+        "#4E02A2",
+        "#5002A2",
+        "#5102A3",
+        "#5302A3",
+        "#5502A4",
+        "#5601A4",
+        "#5801A4",
+        "#5901A5",
+        "#5B01A5",
+        "#5C01A6",
+        "#5E01A6",
+        "#6001A6",
+        "#6100A7",
+        "#6300A7",
+        "#6400A7",
+        "#6600A7",
+        "#6700A8",
+        "#6900A8",
+        "#6A00A8",
+        "#6C00A8",
+        "#6E00A8",
+        "#6F00A8",
+        "#7100A8",
+        "#7201A8",
+        "#7401A8",
+        "#7501A8",
+        "#7701A8",
+        "#7801A8",
+        "#7A02A8",
+        "#7B02A8",
+        "#7D03A8",
+        "#7E03A8",
+        "#8004A8",
+        "#8104A7",
+        "#8305A7",
+        "#8405A7",
+        "#8606A6",
+        "#8707A6",
+        "#8808A6",
+        "#8A09A5",
+        "#8B0AA5",
+        "#8D0BA5",
+        "#8E0CA4",
+        "#8F0DA4",
+        "#910EA3",
+        "#920FA3",
+        "#9410A2",
+        "#9511A1",
+        "#9613A1",
+        "#9814A0",
+        "#99159F",
+        "#9A169F",
+        "#9C179E",
+        "#9D189D",
+        "#9E199D",
+        "#A01A9C",
+        "#A11B9B",
+        "#A21D9A",
+        "#A31E9A",
+        "#A51F99",
+        "#A62098",
+        "#A72197",
+        "#A82296",
+        "#AA2395",
+        "#AB2494",
+        "#AC2694",
+        "#AD2793",
+        "#AE2892",
+        "#B02991",
+        "#B12A90",
+        "#B22B8F",
+        "#B32C8E",
+        "#B42E8D",
+        "#B52F8C",
+        "#B6308B",
+        "#B7318A",
+        "#B83289",
+        "#BA3388",
+        "#BB3488",
+        "#BC3587",
+        "#BD3786",
+        "#BE3885",
+        "#BF3984",
+        "#C03A83",
+        "#C13B82",
+        "#C23C81",
+        "#C33D80",
+        "#C43E7F",
+        "#C5407E",
+        "#C6417D",
+        "#C7427C",
+        "#C8437B",
+        "#C9447A",
+        "#CA457A",
+        "#CB4679",
+        "#CC4778",
+        "#CC4977",
+        "#CD4A76",
+        "#CE4B75",
+        "#CF4C74",
+        "#D04D73",
+        "#D14E72",
+        "#D24F71",
+        "#D35171",
+        "#D45270",
+        "#D5536F",
+        "#D5546E",
+        "#D6556D",
+        "#D7566C",
+        "#D8576B",
+        "#D9586A",
+        "#DA5A6A",
+        "#DA5B69",
+        "#DB5C68",
+        "#DC5D67",
+        "#DD5E66",
+        "#DE5F65",
+        "#DE6164",
+        "#DF6263",
+        "#E06363",
+        "#E16462",
+        "#E26561",
+        "#E26660",
+        "#E3685F",
+        "#E4695E",
+        "#E56A5D",
+        "#E56B5D",
+        "#E66C5C",
+        "#E76E5B",
+        "#E76F5A",
+        "#E87059",
+        "#E97158",
+        "#E97257",
+        "#EA7457",
+        "#EB7556",
+        "#EB7655",
+        "#EC7754",
+        "#ED7953",
+        "#ED7A52",
+        "#EE7B51",
+        "#EF7C51",
+        "#EF7E50",
+        "#F07F4F",
+        "#F0804E",
+        "#F1814D",
+        "#F1834C",
+        "#F2844B",
+        "#F3854B",
+        "#F3874A",
+        "#F48849",
+        "#F48948",
+        "#F58B47",
+        "#F58C46",
+        "#F68D45",
+        "#F68F44",
+        "#F79044",
+        "#F79143",
+        "#F79342",
+        "#F89441",
+        "#F89540",
+        "#F9973F",
+        "#F9983E",
+        "#F99A3E",
+        "#FA9B3D",
+        "#FA9C3C",
+        "#FA9E3B",
+        "#FB9F3A",
+        "#FBA139",
+        "#FBA238",
+        "#FCA338",
+        "#FCA537",
+        "#FCA636",
+        "#FCA835",
+        "#FCA934",
+        "#FDAB33",
+        "#FDAC33",
+        "#FDAE32",
+        "#FDAF31",
+        "#FDB130",
+        "#FDB22F",
+        "#FDB42F",
+        "#FDB52E",
+        "#FEB72D",
+        "#FEB82C",
+        "#FEBA2C",
+        "#FEBB2B",
+        "#FEBD2A",
+        "#FEBE2A",
+        "#FEC029",
+        "#FDC229",
+        "#FDC328",
+        "#FDC527",
+        "#FDC627",
+        "#FDC827",
+        "#FDCA26",
+        "#FDCB26",
+        "#FCCD25",
+        "#FCCE25",
+        "#FCD025",
+        "#FCD225",
+        "#FBD324",
+        "#FBD524",
+        "#FBD724",
+        "#FAD824",
+        "#FADA24",
+        "#F9DC24",
+        "#F9DD25",
+        "#F8DF25",
+        "#F8E125",
+        "#F7E225",
+        "#F7E425",
+        "#F6E626",
+        "#F6E826",
+        "#F5E926",
+        "#F5EB27",
+        "#F4ED27",
+        "#F3EE27",
+        "#F3F027",
+        "#F2F227",
+        "#F1F426",
+        "#F1F525",
+        "#F0F724",
+        "#F0F921"
+    ]
+}

root/res/colormaps/turbo.json

@@ -0,0 +1,262 @@
+{
+    "name": "Turbo",
+    "author": "Google AI",
+    "map": [
+        "#30123B",
+        "#321543",
+        "#33184A",
+        "#341B51",
+        "#351E58",
+        "#36215F",
+        "#372466",
+        "#38276D",
+        "#392A73",
+        "#3A2D79",
+        "#3B2F80",
+        "#3C3286",
+        "#3D358B",
+        "#3E3891",
+        "#3F3B97",
+        "#3F3E9C",
+        "#4040A2",
+        "#4143A7",
+        "#4146AC",
+        "#4249B1",
+        "#424BB5",
+        "#434EBA",
+        "#4451BF",
+        "#4454C3",
+        "#4456C7",
+        "#4559CB",
+        "#455CCF",
+        "#455ED3",
+        "#4661D6",
+        "#4664DA",
+        "#4666DD",
+        "#4669E0",
+        "#466BE3",
+        "#476EE6",
+        "#4771E9",
+        "#4773EB",
+        "#4776EE",
+        "#4778F0",
+        "#477BF2",
+        "#467DF4",
+        "#4680F6",
+        "#4682F8",
+        "#4685FA",
+        "#4687FB",
+        "#458AFC",
+        "#458CFD",
+        "#448FFE",
+        "#4391FE",
+        "#4294FF",
+        "#4196FF",
+        "#4099FF",
+        "#3E9BFE",
+        "#3D9EFE",
+        "#3BA0FD",
+        "#3AA3FC",
+        "#38A5FB",
+        "#37A8FA",
+        "#35ABF8",
+        "#33ADF7",
+        "#31AFF5",
+        "#2FB2F4",
+        "#2EB4F2",
+        "#2CB7F0",
+        "#2AB9EE",
+        "#28BCEB",
+        "#27BEE9",
+        "#25C0E7",
+        "#23C3E4",
+        "#22C5E2",
+        "#20C7DF",
+        "#1FC9DD",
+        "#1ECBDA",
+        "#1CCDD8",
+        "#1BD0D5",
+        "#1AD2D2",
+        "#1AD4D0",
+        "#19D5CD",
+        "#18D7CA",
+        "#18D9C8",
+        "#18DBC5",
+        "#18DDC2",
+        "#18DEC0",
+        "#18E0BD",
+        "#19E2BB",
+        "#19E3B9",
+        "#1AE4B6",
+        "#1CE6B4",
+        "#1DE7B2",
+        "#1FE9AF",
+        "#20EAAC",
+        "#22EBAA",
+        "#25ECA7",
+        "#27EEA4",
+        "#2AEFA1",
+        "#2CF09E",
+        "#2FF19B",
+        "#32F298",
+        "#35F394",
+        "#38F491",
+        "#3CF58E",
+        "#3FF68A",
+        "#43F787",
+        "#46F884",
+        "#4AF880",
+        "#4EF97D",
+        "#52FA7A",
+        "#55FA76",
+        "#59FB73",
+        "#5DFC6F",
+        "#61FC6C",
+        "#65FD69",
+        "#69FD66",
+        "#6DFE62",
+        "#71FE5F",
+        "#75FE5C",
+        "#79FE59",
+        "#7DFF56",
+        "#80FF53",
+        "#84FF51",
+        "#88FF4E",
+        "#8BFF4B",
+        "#8FFF49",
+        "#92FF47",
+        "#96FE44",
+        "#99FE42",
+        "#9CFE40",
+        "#9FFD3F",
+        "#A1FD3D",
+        "#A4FC3C",
+        "#A7FC3A",
+        "#A9FB39",
+        "#ACFB38",
+        "#AFFA37",
+        "#B1F936",
+        "#B4F836",
+        "#B7F735",
+        "#B9F635",
+        "#BCF534",
+        "#BEF434",
+        "#C1F334",
+        "#C3F134",
+        "#C6F034",
+        "#C8EF34",
+        "#CBED34",
+        "#CDEC34",
+        "#D0EA34",
+        "#D2E935",
+        "#D4E735",
+        "#D7E535",
+        "#D9E436",
+        "#DBE236",
+        "#DDE037",
+        "#DFDF37",
+        "#E1DD37",
+        "#E3DB38",
+        "#E5D938",
+        "#E7D739",
+        "#E9D539",
+        "#EBD339",
+        "#ECD13A",
+        "#EECF3A",
+        "#EFCD3A",
+        "#F1CB3A",
+        "#F2C93A",
+        "#F4C73A",
+        "#F5C53A",
+        "#F6C33A",
+        "#F7C13A",
+        "#F8BE39",
+        "#F9BC39",
+        "#FABA39",
+        "#FBB838",
+        "#FBB637",
+        "#FCB336",
+        "#FCB136",
+        "#FDAE35",
+        "#FDAC34",
+        "#FEA933",
+        "#FEA732",
+        "#FEA431",
+        "#FEA130",
+        "#FE9E2F",
+        "#FE9B2D",
+        "#FE992C",
+        "#FE962B",
+        "#FE932A",
+        "#FE9029",
+        "#FD8D27",
+        "#FD8A26",
+        "#FC8725",
+        "#FC8423",
+        "#FB8122",
+        "#FB7E21",
+        "#FA7B1F",
+        "#F9781E",
+        "#F9751D",
+        "#F8721C",
+        "#F76F1A",
+        "#F66C19",
+        "#F56918",
+        "#F46617",
+        "#F36315",
+        "#F26014",
+        "#F15D13",
+        "#F05B12",
+        "#EF5811",
+        "#ED5510",
+        "#EC530F",
+        "#EB500E",
+        "#EA4E0D",
+        "#E84B0C",
+        "#E7490C",
+        "#E5470B",
+        "#E4450A",
+        "#E2430A",
+        "#E14109",
+        "#DF3F08",
+        "#DD3D08",
+        "#DC3B07",
+        "#DA3907",
+        "#D83706",
+        "#D63506",
+        "#D43305",
+        "#D23105",
+        "#D02F05",
+        "#CE2D04",
+        "#CC2B04",
+        "#CA2A04",
+        "#C82803",
+        "#C52603",
+        "#C32503",
+        "#C12302",
+        "#BE2102",
+        "#BC2002",
+        "#B91E02",
+        "#B71D02",
+        "#B41B01",
+        "#B21A01",
+        "#AF1801",
+        "#AC1701",
+        "#A91601",
+        "#A71401",
+        "#A41301",
+        "#A11201",
+        "#9E1001",
+        "#9B0F01",
+        "#980E01",
+        "#950D01",
+        "#920B01",
+        "#8E0A01",
+        "#8B0902",
+        "#880802",
+        "#850702",
+        "#810602",
+        "#7E0502",
+        "#7A0403"
+    ]
+}

root/res/colormaps/viridis.json

@@ -0,0 +1,262 @@
+{
+    "name": "Viridis",
+    "author": "B.I.D.S.",
+    "map": [
+        "#440154",
+        "#440256",
+        "#450457",
+        "#450559",
+        "#46075A",
+        "#46085C",
+        "#460A5D",
+        "#460B5E",
+        "#470D60",
+        "#470E61",
+        "#471063",
+        "#471164",
+        "#471365",
+        "#481467",
+        "#481668",
+        "#481769",
+        "#48186A",
+        "#481A6C",
+        "#481B6D",
+        "#481C6E",
+        "#481D6F",
+        "#481F70",
+        "#482071",
+        "#482173",
+        "#482374",
+        "#482475",
+        "#482576",
+        "#482677",
+        "#482878",
+        "#482979",
+        "#472A7A",
+        "#472C7A",
+        "#472D7B",
+        "#472E7C",
+        "#472F7D",
+        "#46307E",
+        "#46327E",
+        "#46337F",
+        "#463480",
+        "#453581",
+        "#453781",
+        "#453882",
+        "#443983",
+        "#443A83",
+        "#443B84",
+        "#433D84",
+        "#433E85",
+        "#423F85",
+        "#424086",
+        "#424186",
+        "#414287",
+        "#414487",
+        "#404588",
+        "#404688",
+        "#3F4788",
+        "#3F4889",
+        "#3E4989",
+        "#3E4A89",
+        "#3E4C8A",
+        "#3D4D8A",
+        "#3D4E8A",
+        "#3C4F8A",
+        "#3C508B",
+        "#3B518B",
+        "#3B528B",
+        "#3A538B",
+        "#3A548C",
+        "#39558C",
+        "#39568C",
+        "#38588C",
+        "#38598C",
+        "#375A8C",
+        "#375B8D",
+        "#365C8D",
+        "#365D8D",
+        "#355E8D",
+        "#355F8D",
+        "#34608D",
+        "#34618D",
+        "#33628D",
+        "#33638D",
+        "#32648E",
+        "#32658E",
+        "#31668E",
+        "#31678E",
+        "#31688E",
+        "#30698E",
+        "#306A8E",
+        "#2F6B8E",
+        "#2F6C8E",
+        "#2E6D8E",
+        "#2E6E8E",
+        "#2E6F8E",
+        "#2D708E",
+        "#2D718E",
+        "#2C718E",
+        "#2C728E",
+        "#2C738E",
+        "#2B748E",
+        "#2B758E",
+        "#2A768E",
+        "#2A778E",
+        "#2A788E",
+        "#29798E",
+        "#297A8E",
+        "#297B8E",
+        "#287C8E",
+        "#287D8E",
+        "#277E8E",
+        "#277F8E",
+        "#27808E",
+        "#26818E",
+        "#26828E",
+        "#26828E",
+        "#25838E",
+        "#25848E",
+        "#25858E",
+        "#24868E",
+        "#24878E",
+        "#23888E",
+        "#23898E",
+        "#238A8D",
+        "#228B8D",
+        "#228C8D",
+        "#228D8D",
+        "#218E8D",
+        "#218F8D",
+        "#21908D",
+        "#21918C",
+        "#20928C",
+        "#20928C",
+        "#20938C",
+        "#1F948C",
+        "#1F958B",
+        "#1F968B",
+        "#1F978B",
+        "#1F988B",
+        "#1F998A",
+        "#1F9A8A",
+        "#1E9B8A",
+        "#1E9C89",
+        "#1E9D89",
+        "#1F9E89",
+        "#1F9F88",
+        "#1FA088",
+        "#1FA188",
+        "#1FA187",
+        "#1FA287",
+        "#20A386",
+        "#20A486",
+        "#21A585",
+        "#21A685",
+        "#22A785",
+        "#22A884",
+        "#23A983",
+        "#24AA83",
+        "#25AB82",
+        "#25AC82",
+        "#26AD81",
+        "#27AD81",
+        "#28AE80",
+        "#29AF7F",
+        "#2AB07F",
+        "#2CB17E",
+        "#2DB27D",
+        "#2EB37C",
+        "#2FB47C",
+        "#31B57B",
+        "#32B67A",
+        "#34B679",
+        "#35B779",
+        "#37B878",
+        "#38B977",
+        "#3ABA76",
+        "#3BBB75",
+        "#3DBC74",
+        "#3FBC73",
+        "#40BD72",
+        "#42BE71",
+        "#44BF70",
+        "#46C06F",
+        "#48C16E",
+        "#4AC16D",
+        "#4CC26C",
+        "#4EC36B",
+        "#50C46A",
+        "#52C569",
+        "#54C568",
+        "#56C667",
+        "#58C765",
+        "#5AC864",
+        "#5CC863",
+        "#5EC962",
+        "#60CA60",
+        "#63CB5F",
+        "#65CB5E",
+        "#67CC5C",
+        "#69CD5B",
+        "#6CCD5A",
+        "#6ECE58",
+        "#70CF57",
+        "#73D056",
+        "#75D054",
+        "#77D153",
+        "#7AD151",
+        "#7CD250",
+        "#7FD34E",
+        "#81D34D",
+        "#84D44B",
+        "#86D549",
+        "#89D548",
+        "#8BD646",
+        "#8ED645",
+        "#90D743",
+        "#93D741",
+        "#95D840",
+        "#98D83E",
+        "#9BD93C",
+        "#9DD93B",
+        "#A0DA39",
+        "#A2DA37",
+        "#A5DB36",
+        "#A8DB34",
+        "#AADC32",
+        "#ADDC30",
+        "#B0DD2F",
+        "#B2DD2D",
+        "#B5DE2B",
+        "#B8DE29",
+        "#BADE28",
+        "#BDDF26",
+        "#C0DF25",
+        "#C2DF23",
+        "#C5E021",
+        "#C8E020",
+        "#CAE11F",
+        "#CDE11D",
+        "#D0E11C",
+        "#D2E21B",
+        "#D5E21A",
+        "#D8E219",
+        "#DAE319",
+        "#DDE318",
+        "#DFE318",
+        "#E2E418",
+        "#E5E419",
+        "#E7E419",
+        "#EAE51A",
+        "#ECE51B",
+        "#EFE51C",
+        "#F1E51D",
+        "#F4E61E",
+        "#F6E620",
+        "#F8E621",
+        "#FBE723",
+        "#FDE725"
+    ]
+}

rtl_tcp_source/src/main.cpp

@@ -1,10 +1,11 @@
 #include <rtltcp_client.h>
 #include <imgui.h>
 #include <spdlog/spdlog.h>
-#include <new_module.h>
+#include <module.h>
 #include <gui/gui.h>
 #include <signal_path/signal_path.h>
 #include <core.h>
+#include <options.h>
 #include <gui/style.h>
 
 #define CONCAT(a, b) ((std::string(a) + b).c_str())
@@ -17,6 +18,34 @@ SDRPP_MOD_INFO {
     /* Max instances    */ 1
 };
 
+ConfigManager config;
+
+const double sampleRates[] = {
+    250000,
+    1024000,
+    1536000,
+    1792000,
+    1920000,
+    2048000,
+    2160000,
+    2560000,
+    2880000,
+    3200000
+};
+
+const char* sampleRatesTxt[] = {
+    "250KHz",
+    "1.024MHz",
+    "1.536MHz",
+    "1.792MHz",
+    "1.92MHz",
+    "2.048MHz",
+    "2.16MHz",
+    "2.56MHz",
+    "2.88MHz",
+    "3.2MHz"
+};
+
 class RTLTCPSourceModule : public ModuleManager::Instance {
 public:
     RTLTCPSourceModule(std::string name) {
@@ -24,6 +53,24 @@ public:
 
         sampleRate = 2560000.0;
 
+        int srCount = sizeof(sampleRatesTxt) / sizeof(char*);
+        for (int i = 0; i < srCount; i++) {
+            srTxt += sampleRatesTxt[i];
+            srTxt += '\0';
+        }
+        srId = 7;
+
+        config.aquire();
+        std::string hostStr = config.conf["host"];
+        port = config.conf["port"];
+        directSamplingMode = config.conf["directSamplingMode"];
+        rtlAGC = config.conf["rtlAGC"];
+        tunerAGC = config.conf["tunerAGC"];
+        gain = config.conf["gainIndex"];
+        hostStr = hostStr.substr(0, 1023);
+        strcpy(ip, hostStr.c_str());
+        config.release();
+
         handler.ctx = this;
         handler.selectHandler = menuSelected;
         handler.deselectHandler = menuDeselected;
@@ -72,12 +119,13 @@ private:
             spdlog::error("Could not connect to {0}:{1}", _this->ip, _this->port);
             return;
         }
+        spdlog::warn("Setting sample rate to {0}", _this->sampleRate);
         _this->client.setFrequency(_this->freq);
         _this->client.setSampleRate(_this->sampleRate);
-        _this->client.setGainIndex(_this->gain);
         _this->client.setGainMode(!_this->tunerAGC);
         _this->client.setDirectSampling(_this->directSamplingMode);
         _this->client.setAGCMode(_this->rtlAGC);
+        _this->client.setGainIndex(_this->gain);
         _this->running = true;
         _this->workerThread = std::thread(worker, _this);
         spdlog::info("RTLTCPSourceModule '{0}': Start!", _this->name);
@@ -110,22 +158,36 @@ private:
         float menuWidth = ImGui::GetContentRegionAvailWidth();
         float portWidth = ImGui::CalcTextSize("00000").x + 20;
 
+        if (_this->running) { style::beginDisabled(); }
+
         ImGui::SetNextItemWidth(menuWidth - portWidth);
         ImGui::InputText(CONCAT("##_ip_select_", _this->name), _this->ip, 1024);
         ImGui::SameLine();
         ImGui::SetNextItemWidth(portWidth);
         ImGui::InputInt(CONCAT("##_port_select_", _this->name), &_this->port, 0);
 
+        ImGui::SetNextItemWidth(menuWidth);
+        if (ImGui::Combo(CONCAT("##_rtltcp_sr_", _this->name), &_this->srId, _this->srTxt.c_str())) {
+            _this->sampleRate = sampleRates[_this->srId];
+            core::setInputSampleRate(_this->sampleRate);
+        }
+
+        if (_this->running) { style::endDisabled(); }
+
         ImGui::SetNextItemWidth(ImGui::CalcTextSize("OOOOOOOOOO").x);
-        if (ImGui::Combo("Direct sampling", &_this->directSamplingMode, "Disabled\0I branch\0Q branch\0")) {
+        if (ImGui::Combo(CONCAT("Direct Sampling##_rtltcp_ds_", _this->name), &_this->directSamplingMode, "Disabled\0I branch\0Q branch\0")) {
             if (_this->running) {
                 _this->client.setDirectSampling(_this->directSamplingMode);
+                _this->client.setGainIndex(_this->gain);
             }
         }
 
         if (ImGui::Checkbox("RTL AGC", &_this->rtlAGC)) {
             if (_this->running) {
                 _this->client.setAGCMode(_this->rtlAGC);
+                if (!_this->rtlAGC) {
+                    _this->client.setGainIndex(_this->gain);
+                }
             }
         }
 
@@ -150,18 +212,17 @@ private:
 
     static void worker(void* ctx) {
         RTLTCPSourceModule* _this = (RTLTCPSourceModule*)ctx;
-        int blockSize = _this->sampleRate / 200.0;
+        int blockSize = _this->sampleRate / 200.0f;
         uint8_t* inBuf = new uint8_t[blockSize * 2];
 
         while (true) {
             // Read samples here
             _this->client.receiveData(inBuf, blockSize * 2);
-            if (_this->stream.aquire() < 0) { break; }
             for (int i = 0; i < blockSize; i++) {
-                _this->stream.data[i].q = ((double)inBuf[i * 2] - 128.0) / 128.0;
+                _this->stream.writeBuf[i].q = ((double)inBuf[i * 2] - 128.0) / 128.0;
-                _this->stream.data[i].i = ((double)inBuf[(i * 2) + 1] - 128.0) / 128.0;
+                _this->stream.writeBuf[i].i = ((double)inBuf[(i * 2) + 1] - 128.0) / 128.0;
             }
-            _this->stream.write(blockSize);
+            if (!_this->stream.swap(blockSize)) { break; };
         }
 
         delete[] inBuf;
@@ -182,10 +243,22 @@ private:
     bool rtlAGC = false;
     bool tunerAGC = false;
     int directSamplingMode = 0;
+    int srId = 0;
+
+    std::string srTxt = "";
 };
 
 MOD_EXPORT void _INIT_() {
-   // Do your one time init here
+   config.setPath(options::opts.root + "/rtl_tcp_config.json");
+   json defConf;
+   defConf["host"] = "localhost";
+   defConf["port"] = 1234;
+   defConf["directSamplingMode"] = 0;
+   defConf["rtlAGC"] = false;
+   defConf["tunerAGC"] = false;
+   defConf["gainIndex"] = 0;
+   config.load(defConf);
+   config.enableAutoSave();
 }
 
 MOD_EXPORT ModuleManager::Instance* _CREATE_INSTANCE_(std::string name) {
@@ -197,5 +270,6 @@ MOD_EXPORT void _DELETE_INSTANCE_(ModuleManager::Instance* instance) {
 }
 
 MOD_EXPORT void _END_() {
-    // Do your one shutdown here
+    config.disableAutoSave();
+    config.save();
 }

rtl_tcp_source/src/rtltcp_client.h

@@ -43,6 +43,9 @@ public:
         struct addrinfo *ptr = NULL;
         struct addrinfo hints;
 
+        WSADATA wsaData;
+        WSAStartup(MAKEWORD(2,2), &wsaData);
+
         ZeroMemory( &hints, sizeof(hints) );
         hints.ai_family = AF_UNSPEC;
         hints.ai_socktype = SOCK_STREAM;
@@ -54,7 +57,7 @@ public:
         int iResult = getaddrinfo(host, buf, &hints, &result);
         if (iResult != 0) {
             // TODO: log error
-            printf("A");
+            printf("\n%s\n", gai_strerror(iResult));
             WSACleanup();
             return false;
         }

rx888_source/src/main.cpp

@@ -11,20 +11,21 @@
 
 #define CONCAT(a, b) ((std::string(a) + b).c_str())
 
-#define ADC_RATE        128000000
+#define ADC_RATE        64000000
 #define XFER_TIMEOUT    5000
 
 #define SEL0 (8)  		//   SEL0  GPIO26
 #define SEL1 (16) 		//   SEL1  GPIO27
 
-MOD_INFO {
+SDRPP_MOD_INFO {
-    /* Name:        */ "rx888_source",
+    /* Name:            */ "rx888_source",
-    /* Description: */ "RX888 input module for SDR++",
+    /* Description:     */ "RX888 source module for SDR++",
-    /* Author:      */ "Ryzerth",
+    /* Author:          */ "Ryzerth",
-    /* Version:     */ "0.1.0"
+    /* Version:         */ 0, 1, 0,
+    /* Max instances    */ 1
 };
 
-class RX888SourceModule {
+class RX888SourceModule : public ModuleManager::Instance {
 public:
     RX888SourceModule(std::string name) {
         this->name = name;
@@ -58,6 +59,18 @@ public:
         spdlog::info("RX888SourceModule '{0}': Instance deleted!", name);
     }
 
+    void enable() {
+        enabled = true;
+    }
+
+    void disable() {
+        enabled = false;
+    }
+
+    bool isEnabled() {
+        return enabled;
+    }
+
 private:
 
     static void menuSelected(void* ctx) {
@@ -125,7 +138,7 @@ private:
 
     static void _usbWorker(RX888SourceModule* _this) {
         // Calculate hardware block siz
-        int realBlockSize = ADC_RATE / 200;
+        int realBlockSize = ADC_RATE / 100;
         int i;
         for (i = 1; i < realBlockSize; i = (i << 1));
         realBlockSize = (i >> 1);
@@ -170,9 +183,8 @@ private:
             // Check if the incomming data is bulk I/Q and end transfer
             if (EndPt->Attributes == 2) {
                 if (EndPt->FinishDataXfer((PUCHAR)buffer, rLen, &inOvLap, context)) {
-                    if (_this->realStream.aquire() < 0) { break; }
+                    memcpy(_this->realStream.writeBuf, buffer, rLen);
-                    memcpy(_this->realStream.data, buffer, rLen);
+                    _this->realStream.swap(rLen / 2);
-                    _this->realStream.write(rLen / 2);
                 }
             }
 
@@ -196,7 +208,7 @@ private:
 
         while (count >= 0) {
             for (int i = 0; i < count; i++) {
-                iqbuffer[i].q = (float)_this->realStream.data[i] / 32768.0f;
+                iqbuffer[i].q = (float)_this->realStream.readBuf[i] / 32768.0f;
             }
             _this->realStream.flush();
 
@@ -205,21 +217,20 @@ private:
             lv_32fc_t phaseDelta = lv_cmake(std::cos(delta), std::sin(delta));
 
             // Apply translation
-            if (_this->stream.aquire() < 0) { break; }
+            volk_32fc_s32fc_x2_rotator_32fc((lv_32fc_t*)_this->stream.writeBuf, (lv_32fc_t*)iqbuffer, phaseDelta, &phase, count);
-            volk_32fc_s32fc_x2_rotator_32fc((lv_32fc_t*)_this->stream.data, (lv_32fc_t*)iqbuffer, phaseDelta, &phase, count);
 
             // Decimate
             blockSize = count;
             for (int d = 0; d < (_this->decimation - 1); d++) {
                 blockSize = (blockSize >> 1);
                 for (int i = 0; i < blockSize; i++) {
-                    _this->stream.data[i].i = (_this->stream.data[i*2].i + _this->stream.data[(i*2)+1].i) * 0.5f;
+                    _this->stream.writeBuf[i].i = (_this->stream.writeBuf[i*2].i + _this->stream.writeBuf[(i*2)+1].i) * 0.5f;
-                    _this->stream.data[i].q = (_this->stream.data[i*2].q + _this->stream.data[(i*2)+1].q) * 0.5f;
+                    _this->stream.writeBuf[i].q = (_this->stream.writeBuf[i*2].q + _this->stream.writeBuf[(i*2)+1].q) * 0.5f;
                 }
             }
 
             // Write to output stream
-            _this->stream.write(blockSize);
+            _this->stream.swap(blockSize);
 
             // Read from real stream
             count = _this->realStream.read();
@@ -242,20 +253,20 @@ private:
     double sampleRate;
     int decimation;
     bool running = false;
+    bool enabled = true;
 };
 
 MOD_EXPORT void _INIT_() {
    
 }
 
-MOD_EXPORT void* _CREATE_INSTANCE_(std::string name) {
+MOD_EXPORT ModuleManager::Instance* _CREATE_INSTANCE_(std::string name) {
     return new RX888SourceModule(name);
 }
 
-MOD_EXPORT void _DELETE_INSTANCE_(void* instance) {
+MOD_EXPORT void _DELETE_INSTANCE_(ModuleManager::Instance* instance) {
     delete (RX888SourceModule*)instance;
 }
-
+MOD_EXPORT void _END_() {
-MOD_EXPORT void _STOP_() {
     
 }

soapy_source/CMakeLists.txt

@@ -19,6 +19,8 @@ if (MSVC)
 
     # Misc headers
     target_include_directories(sdrpp_core PUBLIC "C:/Program Files/PothosSDR/include/")
+
+    target_link_libraries(sdrpp_core PUBLIC SoapySDR)
 else (MSVC)
     find_package(PkgConfig)
 

soapy_source/src/main.cpp

@@ -1,7 +1,8 @@
 #include <imgui.h>
 #include <spdlog/spdlog.h>
-#include <new_module.h>
+#include <module.h>
 #include <gui/gui.h>
+#include <gui/widgets/stepped_slider.h>
 #include <signal_path/signal_path.h>
 #include <SoapySDR/Device.hpp>
 #include <SoapySDR/Modules.hpp>
@@ -67,6 +68,14 @@ public:
     bool isEnabled() {
         return enabled;
     }
+    
+    template <typename T>
+    std::string to_string_with_precision(const T a_value, const int n = 6) {
+        std::ostringstream out;
+        out.precision(n);
+        out << std::fixed << a_value;
+        return out.str();
+    }
 
 private:
     void refresh() {
@@ -79,6 +88,21 @@ private:
             i++;
         }
     }
+    
+    float selectBwBySr(double samplerate) {
+        float cur = bandwidthList[1];
+        std::vector<float> bwListReversed = bandwidthList;
+        std::reverse(bwListReversed.begin(), bwListReversed.end());
+        for(auto bw : bwListReversed) {
+            if(bw >= samplerate) {
+                cur = bw;
+            } else {
+                break;
+            }
+        }
+        spdlog::info("Bandwidth for samplerate {0} is {1}", samplerate, cur);
+        return cur;
+    }
 
     void selectSampleRate(double samplerate) {
         spdlog::info("Setting sample rate to {0}", samplerate);
@@ -131,19 +155,42 @@ private:
         gainList = dev->listGains(SOAPY_SDR_RX, channelId);
         delete[] uiGains;
         uiGains = new float[gainList.size()];
+        gainRanges.clear();
+        
         for (auto gain : gainList) {
             gainRanges.push_back(dev->getGainRange(SOAPY_SDR_RX, channelId, gain));
         }
+        
+        SoapySDR::RangeList bandwidthRange = dev->getBandwidthRange(SOAPY_SDR_RX, channelId);
+        
+        txtBwList = "";
+        bandwidthList.clear();
+        bandwidthList.push_back(-1);
+        txtBwList += "Auto";
+        txtBwList += '\0';
+        
+        for(auto bwr : bandwidthRange) {
+            float bw = bwr.minimum();
+            bandwidthList.push_back(bw);
+            if (bw > 1.0e3 && bw <= 1.0e6) {
+                txtBwList += to_string_with_precision((bw / 1.0e3), 2) + " kHz";
+            } else if (bw > 1.0e6) {
+                txtBwList += to_string_with_precision((bw / 1.0e6), 2) + " MHz";
+            } else {
+                txtBwList += to_string_with_precision(bw, 0);
+            }
+            txtBwList += '\0';
+        }
 
         sampleRates = dev->listSampleRates(SOAPY_SDR_RX, channelId);
         txtSrList = "";
         for (double sr : sampleRates) {
             if (sr > 1.0e3 && sr <= 1.0e6) {
-                txtSrList += std::to_string((sr / 1.0e3)) + " kHz";
+                txtSrList += to_string_with_precision((sr / 1.0e3), 2) + " kHz";
             } else if (sr > 1.0e6) {
-                txtSrList += std::to_string((sr / 1.0e6)) + " MHz";
+                txtSrList += to_string_with_precision((sr / 1.0e6), 2) + " MHz";
             } else {
-                txtSrList += std::to_string((int) sr);
+                txtSrList += to_string_with_precision(sr, 0);
             }
             txtSrList += '\0';
         }
@@ -164,6 +211,11 @@ private:
                 }
                 i++;
             }
+            if(config.conf["devices"][name].contains("bandwidth")) {
+                uiBandwidthId = config.conf["devices"][name]["bandwidth"];
+            } else if(bandwidthList.size() > 2) {
+                uiBandwidthId = 0;
+            }
             if (hasAgc && config.conf["devices"][name].contains("agc")) {
                 agc = config.conf["devices"][name]["agc"];
             }
@@ -183,6 +235,8 @@ private:
                 uiGains[i] = gainRanges[i].minimum();
                 i++;
             }
+            if(bandwidthList.size() > 2)
+                uiBandwidthId = 0;
             if (hasAgc) {
                 agc = false;
             }
@@ -200,6 +254,8 @@ private:
             conf["gains"][gain] = uiGains[i];
             i++;
         }
+        if(bandwidthList.size() > 2)
+            conf["bandwidth"] = uiBandwidthId;
         if (hasAgc) {
             conf["agc"] = agc;
         }
@@ -228,16 +284,23 @@ private:
 
         _this->dev->setSampleRate(SOAPY_SDR_RX, _this->channelId, _this->sampleRate);
 
+        if(_this->bandwidthList.size() > 2) {
+            if(_this->bandwidthList[_this->uiBandwidthId] == -1)
+                _this->dev->setBandwidth(SOAPY_SDR_RX, _this->channelId, _this->selectBwBySr(_this->sampleRates[_this->srId]));
+            else
+                _this->dev->setBandwidth(SOAPY_SDR_RX, _this->channelId, _this->bandwidthList[_this->uiBandwidthId]);
+        }
+
+        if (_this->hasAgc) {
+            _this->dev->setGainMode(SOAPY_SDR_RX, _this->channelId, _this->agc);
+        }
+
         int i = 0;
         for (auto gain : _this->gainList) {
             _this->dev->setGain(SOAPY_SDR_RX, _this->channelId, gain, _this->uiGains[i]);
             i++;
         }
 
-        if (_this->hasAgc) {
-            _this->dev->setGainMode(SOAPY_SDR_RX, _this->channelId,  _this->agc);
-        }
-
         _this->dev->setFrequency(SOAPY_SDR_RX, _this->channelId, _this->freq);
 
         _this->devStream = _this->dev->setupStream(SOAPY_SDR_RX, "CF32");
@@ -291,6 +354,8 @@ private:
 
         if (ImGui::Combo(CONCAT("##_sr_select_", _this->name), &_this->srId, _this->txtSrList.c_str())) {
             _this->selectSampleRate(_this->sampleRates[_this->srId]);
+            if(_this->bandwidthList.size() > 2 && _this->running && _this->bandwidthList[_this->uiBandwidthId] == -1)
+                _this->dev->setBandwidth(SOAPY_SDR_RX, _this->channelId, _this->selectBwBySr(_this->sampleRates[_this->srId]));
             _this->saveCurrent();
         }
 
@@ -334,8 +399,14 @@ private:
             ImGui::SameLine();
             ImGui::SetCursorPosX(gainNameLen);
             ImGui::SetNextItemWidth(menuWidth - gainNameLen);
-            if (ImGui::SliderFloat((gain + std::string("##_gain_sel_") + _this->name).c_str(), &_this->uiGains[i], 
+            float step = _this->gainRanges[i].step();
-                                _this->gainRanges[i].minimum(), _this->gainRanges[i].maximum())) {
+            bool res;
+            if(step == 0.0f) {
+                res = ImGui::SliderFloat((std::string("##_gain_sel_") + _this->name  + gain).c_str(), &_this->uiGains[i], _this->gainRanges[i].minimum(), _this->gainRanges[i].maximum());
+            } else {
+                res = ImGui::SliderFloatWithSteps((std::string("##_gain_sel_") + _this->name + gain).c_str(), &_this->uiGains[i], _this->gainRanges[i].minimum(), _this->gainRanges[i].maximum(), step);
+            }
+            if(res) {
                 if (_this->running) {
                     _this->dev->setGain(SOAPY_SDR_RX, _this->channelId, gain, _this->uiGains[i]);
                 }
@@ -343,6 +414,23 @@ private:
             }
             i++;
         }
+        if(_this->bandwidthList.size() > 2) {
+            float bwLen = ImGui::CalcTextSize("Bandwidth").x + 5.0f;
+            ImGui::Text("Bandwidth");
+            ImGui::SameLine();
+            ImGui::SetCursorPosX(bwLen);
+            ImGui::SetNextItemWidth(menuWidth - bwLen);
+        
+            if (ImGui::Combo(CONCAT("##_bw_select_", _this->name), &_this->uiBandwidthId, _this->txtBwList.c_str())) {
+                if(_this->running) {
+                    if(_this->bandwidthList[_this->uiBandwidthId] == -1)
+                        _this->dev->setBandwidth(SOAPY_SDR_RX, _this->channelId, _this->selectBwBySr(_this->sampleRates[_this->srId]));
+                    else
+                        _this->dev->setBandwidth(SOAPY_SDR_RX, _this->channelId, _this->bandwidthList[_this->uiBandwidthId]);
+                }
+                _this->saveCurrent();
+            }
+        }
     }
 
     static void _worker(SoapyModule* _this) {
@@ -351,12 +439,11 @@ private:
         long long timeMs = 0;
         
         while (_this->running) {
-            if (_this->stream.aquire() < 0) { break; }
+            int res = _this->dev->readStream(_this->devStream, (void**)&_this->stream.writeBuf, blockSize, flags, timeMs);
-            int res = _this->dev->readStream(_this->devStream, (void**)&_this->stream.data, blockSize, flags, timeMs);
             if (res < 1) {
                 continue;
             }
-            _this->stream.write(res);
+            if (!_this->stream.swap(res)) { return; }
         }
     }
 
@@ -384,6 +471,9 @@ private:
     int channelId = 0;
     std::vector<std::string> gainList;
     std::vector<SoapySDR::Range> gainRanges;
+    int uiBandwidthId = 0;
+    std::vector<float> bandwidthList;
+    std::string txtBwList;
 };
 
 MOD_EXPORT void _INIT_() {
@@ -406,4 +496,4 @@ MOD_EXPORT void _DELETE_INSTANCE_(ModuleManager::Instance* instance) {
 MOD_EXPORT void _END_() {
     config.disableAutoSave();
     config.save();
-}
+}

spyserver_source/src/main.cpp

@@ -1,7 +1,7 @@
 #include <spyserver_client.h>
 #include <imgui.h>
 #include <spdlog/spdlog.h>
-#include <new_module.h>
+#include <module.h>
 #include <gui/gui.h>
 #include <signal_path/signal_path.h>
 #include <core.h>

spyserver_source/src/spyserver_client.cpp

@@ -74,7 +74,7 @@ bool SpyServerClient::connectToSpyserver(char* host, int port) {
     unsigned long mode = 1;
     ioctlsocket(sock, FIONBIO, &mode);
 #else
-    fcntl(sockfd, F_SETFL, fcntl(sockfd, F_GETFL, 0) | O_NONBLOCK)
+    fcntl(sockfd, F_SETFL, fcntl(sockfd, F_GETFL, 0) | O_NONBLOCK);
 #endif
 
     connected = true;
@@ -117,7 +117,7 @@ int SpyServerClient::receive(char* buf, int count) {
 #ifdef _WIN32
     return checkError(recv(sock, (char*)buf, count, 0), count);
 #else
-    return checkError(read(sockfd, buf, count));
+    return checkError(read(sockfd, buf, count), count);
 #endif
 }