more work on DAB decoding

.github/workflows/build_all.yml

@@ -71,14 +71,17 @@ jobs:
           run: git clone https://github.com/thestk/rtaudio ; cd rtaudio ; git checkout 2f2fca4502d506abc50f6d4473b2836d24cfb1e3 ; mkdir build ; cd build ; cmake .. ; cmake --build . --config Release ; cmake --install .
 
         - name: Install libperseus-sdr
-          run: git clone https://github.com/AlexandreRouma/libperseus-sdr ; cd libperseus-sdr ; mkdir build ; cd build ; cmake "-DLIBUSB_LIBRARIES=C:/Program Files/PothosSDR/lib/libusb-1.0.lib" "-DLIBUSB_INCLUDE_DIRS=C:/Program Files/PothosSDR/include/libusb-1.0" .. "-DCMAKE_TOOLCHAIN_FILE=C:/vcpkg/scripts/buildsystems/vcpkg.cmake" ; cmake --build . --config Release  ; mkdir "C:/Program Files/PothosSDR/include/perseus-sdr" ; cp Release/perseus-sdr.dll "C:/Program Files/PothosSDR/bin" ; cp Release/perseus-sdr.lib "C:/Program Files/PothosSDR/bin" ; cd .. ; xcopy "src" "C:/Program Files/PothosSDR/include/perseus-sdr"
+          run: git clone https://github.com/AlexandreRouma/libperseus-sdr ; cd libperseus-sdr ; mkdir build ; cd build ; cmake -DCMAKE_BUILD_TYPE=Release "-DLIBUSB_LIBRARIES=C:/Program Files/PothosSDR/lib/libusb-1.0.lib" "-DLIBUSB_INCLUDE_DIRS=C:/Program Files/PothosSDR/include/libusb-1.0" .. "-DCMAKE_TOOLCHAIN_FILE=C:/vcpkg/scripts/buildsystems/vcpkg.cmake" ; cmake --build . --config Release  ; mkdir "C:/Program Files/PothosSDR/include/perseus-sdr" ; cp Release/perseus-sdr.dll "C:/Program Files/PothosSDR/bin" ; cp Release/perseus-sdr.lib "C:/Program Files/PothosSDR/bin" ; cd .. ; xcopy "src" "C:/Program Files/PothosSDR/include/perseus-sdr"
 
         - name: Install librfnm
-          run: git clone https://github.com/AlexandreRouma/librfnm ; cd librfnm ; mkdir build ; cd build ; cmake .. "-DCMAKE_TOOLCHAIN_FILE=C:/vcpkg/scripts/buildsystems/vcpkg.cmake" ; cmake --build . --config Release ; cmake --install .
+          run: git clone https://github.com/AlexandreRouma/librfnm ; cd librfnm ; mkdir build ; cd build ; cmake .. -DCMAKE_BUILD_TYPE=Release "-DCMAKE_TOOLCHAIN_FILE=C:/vcpkg/scripts/buildsystems/vcpkg.cmake" ; cmake --build . --config Release ; cmake --install .
+
+        - name: Install libfobos
+          run: git clone https://github.com/AlexandreRouma/libfobos ; cd libfobos ; mkdir build ; cd build ; cmake .. -DCMAKE_BUILD_TYPE=Release "-DCMAKE_TOOLCHAIN_FILE=C:/vcpkg/scripts/buildsystems/vcpkg.cmake" ; cmake --build . --config Release ; cmake --install .
 
         - name: Prepare CMake
           working-directory: ${{runner.workspace}}/build
-          run: cmake -DCOPY_MSVC_REDISTRIBUTABLES=ON "$Env:GITHUB_WORKSPACE" "-DCMAKE_TOOLCHAIN_FILE=C:/vcpkg/scripts/buildsystems/vcpkg.cmake" -DOPT_BUILD_BLADERF_SOURCE=ON -DOPT_BUILD_LIMESDR_SOURCE=ON -DOPT_BUILD_PERSEUS_SOURCE=ON -DOPT_BUILD_SDRPLAY_SOURCE=ON -DOPT_BUILD_NEW_PORTAUDIO_SINK=ON -DOPT_BUILD_M17_DECODER=ON -DOPT_BUILD_RFNM_SOURCE=ON
+          run: cmake -DCOPY_MSVC_REDISTRIBUTABLES=ON "$Env:GITHUB_WORKSPACE" "-DCMAKE_TOOLCHAIN_FILE=C:/vcpkg/scripts/buildsystems/vcpkg.cmake" -DOPT_BUILD_BLADERF_SOURCE=ON -DOPT_BUILD_LIMESDR_SOURCE=ON -DOPT_BUILD_PERSEUS_SOURCE=ON -DOPT_BUILD_SDRPLAY_SOURCE=ON -DOPT_BUILD_NEW_PORTAUDIO_SINK=ON -DOPT_BUILD_M17_DECODER=ON -DOPT_BUILD_RFNM_SOURCE=ON -DOPT_BUILD_FOBOSSDR_SOURCE=ON
 
         - name: Build
           working-directory: ${{runner.workspace}}/build
@@ -127,12 +130,15 @@ jobs:
         - name: Install librfnm
           run: git clone https://github.com/AlexandreRouma/librfnm && cd librfnm && mkdir build && cd build && cmake .. -DCMAKE_BUILD_TYPE=Release && make && sudo make install && cd ..
 
+        - name: Install libfobos
+          run: git clone https://github.com/AlexandreRouma/libfobos && cd libfobos && mkdir build && cd build && cmake .. -DCMAKE_BUILD_TYPE=Release && make && sudo make install && cd ..
+
         - name: Install more recent librtlsdr
           run: git clone https://github.com/osmocom/rtl-sdr && cd rtl-sdr && mkdir build && cd build && cmake -DCMAKE_OSX_DEPLOYMENT_TARGET=10.15 -DCMAKE_BUILD_TYPE=Release .. && make -j3 LIBRARY_PATH=$(pkg-config --libs-only-L libusb-1.0 | sed 's/\-L//') && sudo make install && cd ../../
 
         - name: Prepare CMake
           working-directory: ${{runner.workspace}}/build
-          run: cmake -DCMAKE_OSX_DEPLOYMENT_TARGET=10.15 $GITHUB_WORKSPACE -DOPT_BUILD_PLUTOSDR_SOURCE=ON -DOPT_BUILD_BLADERF_SOURCE=ON -DOPT_BUILD_SDRPLAY_SOURCE=ON -DOPT_BUILD_LIMESDR_SOURCE=ON -DOPT_BUILD_AUDIO_SINK=OFF -DOPT_BUILD_PORTAUDIO_SINK=ON -DOPT_BUILD_NEW_PORTAUDIO_SINK=ON -DOPT_BUILD_M17_DECODER=ON -DOPT_BUILD_PERSEUS_SOURCE=ON -DOPT_BUILD_AUDIO_SOURCE=OFF -DOPT_BUILD_RFNM_SOURCE=ON -DUSE_BUNDLE_DEFAULTS=ON -DCMAKE_BUILD_TYPE=Release
+          run: cmake -DCMAKE_OSX_DEPLOYMENT_TARGET=10.15 $GITHUB_WORKSPACE -DOPT_BUILD_PLUTOSDR_SOURCE=ON -DOPT_BUILD_BLADERF_SOURCE=ON -DOPT_BUILD_SDRPLAY_SOURCE=ON -DOPT_BUILD_LIMESDR_SOURCE=ON -DOPT_BUILD_AUDIO_SINK=OFF -DOPT_BUILD_PORTAUDIO_SINK=ON -DOPT_BUILD_NEW_PORTAUDIO_SINK=ON -DOPT_BUILD_M17_DECODER=ON -DOPT_BUILD_PERSEUS_SOURCE=ON -DOPT_BUILD_AUDIO_SOURCE=OFF -DOPT_BUILD_RFNM_SOURCE=ON -DOPT_BUILD_FOBOSSDR_SOURCE=ON -DUSE_BUNDLE_DEFAULTS=ON -DCMAKE_BUILD_TYPE=Release
 
         - name: Build
           working-directory: ${{runner.workspace}}/build
@@ -181,12 +187,15 @@ jobs:
         - name: Install librfnm
           run: git clone https://github.com/AlexandreRouma/librfnm && cd librfnm && mkdir build && cd build && cmake .. -DCMAKE_BUILD_TYPE=Release && make && sudo make install && cd ..
 
+        - name: Install libfobos
+          run: git clone https://github.com/AlexandreRouma/libfobos && cd libfobos && mkdir build && cd build && cmake .. -DCMAKE_BUILD_TYPE=Release && make && sudo make install && cd ..
+
         - name: Install more recent librtlsdr
           run: git clone https://github.com/osmocom/rtl-sdr && cd rtl-sdr && mkdir build && cd build && cmake -DCMAKE_OSX_DEPLOYMENT_TARGET=10.15 -DCMAKE_BUILD_TYPE=Release .. && make -j3 LIBRARY_PATH=$(pkg-config --libs-only-L libusb-1.0 | sed 's/\-L//') && sudo make install && cd ../../
 
         - name: Prepare CMake
           working-directory: ${{runner.workspace}}/build
-          run: cmake -DCMAKE_OSX_DEPLOYMENT_TARGET=10.15 $GITHUB_WORKSPACE -DOPT_BUILD_PLUTOSDR_SOURCE=ON -DOPT_BUILD_BLADERF_SOURCE=ON -DOPT_BUILD_SDRPLAY_SOURCE=ON -DOPT_BUILD_LIMESDR_SOURCE=ON -DOPT_BUILD_AUDIO_SINK=OFF -DOPT_BUILD_PORTAUDIO_SINK=ON -DOPT_BUILD_NEW_PORTAUDIO_SINK=ON -DOPT_BUILD_M17_DECODER=OFF -DOPT_BUILD_PERSEUS_SOURCE=OFF -DOPT_BUILD_AUDIO_SOURCE=OFF -DOPT_BUILD_RFNM_SOURCE=ON -DUSE_BUNDLE_DEFAULTS=ON -DCMAKE_BUILD_TYPE=Release
+          run: cmake -DCMAKE_OSX_DEPLOYMENT_TARGET=10.15 $GITHUB_WORKSPACE -DOPT_BUILD_PLUTOSDR_SOURCE=ON -DOPT_BUILD_BLADERF_SOURCE=ON -DOPT_BUILD_SDRPLAY_SOURCE=ON -DOPT_BUILD_LIMESDR_SOURCE=ON -DOPT_BUILD_AUDIO_SINK=OFF -DOPT_BUILD_PORTAUDIO_SINK=ON -DOPT_BUILD_NEW_PORTAUDIO_SINK=ON -DOPT_BUILD_M17_DECODER=OFF -DOPT_BUILD_PERSEUS_SOURCE=OFF -DOPT_BUILD_AUDIO_SOURCE=OFF -DOPT_BUILD_RFNM_SOURCE=ON -DOPT_BUILD_FOBOSSDR_SOURCE=ON -DUSE_BUNDLE_DEFAULTS=ON -DCMAKE_BUILD_TYPE=Release
 
         - name: Build
           working-directory: ${{runner.workspace}}/build

CMakeLists.txt

@@ -15,6 +15,7 @@ option(OPT_BUILD_AUDIO_SOURCE "Build Audio Source Module (Dependencies: rtaudio)
 option(OPT_BUILD_BADGESDR_SOURCE "Build BadgeSDR Source Module (Dependencies: libusb)" OFF)
 option(OPT_BUILD_BLADERF_SOURCE "Build BladeRF Source Module (Dependencies: libbladeRF)" OFF)
 option(OPT_BUILD_FILE_SOURCE "Wav file source" ON)
+option(OPT_BUILD_FOBOSSDR_SOURCE "Build FobosSDR Source Module (Dependencies: libfobos)" OFF)
 option(OPT_BUILD_HACKRF_SOURCE "Build HackRF Source Module (Dependencies: libhackrf)" ON)
 option(OPT_BUILD_HAROGIC_SOURCE "Build Harogic Source Module (Dependencies: htra_api)" OFF)
 option(OPT_BUILD_HERMES_SOURCE "Build Hermes Source Module (no dependencies required)" ON)
@@ -43,6 +44,7 @@ option(OPT_BUILD_PORTAUDIO_SINK "Build PortAudio Sink Module (Dependencies: port
 
 # Decoders
 option(OPT_BUILD_ATV_DECODER "Build ATV decoder (no dependencies required)" OFF)
+option(OPT_BUILD_DAB_DECODER "Build the DAB/DAB+ decoder (no dependencies required)" OFF)
 option(OPT_BUILD_FALCON9_DECODER "Build the falcon9 live decoder (Dependencies: ffplay)" OFF)
 option(OPT_BUILD_KG_SSTV_DECODER "Build the KG SSTV (KG-STV) decoder module (no dependencies required)" OFF)
 option(OPT_BUILD_M17_DECODER "Build the M17 decoder module (Dependencies: codec2)" OFF)
@@ -97,56 +99,13 @@ set(SDRPP_MODULE_COMPILER_FLAGS ${SDRPP_COMPILER_FLAGS})
 
 # Set a default install prefix
 if (CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
-    if (MSVC)
-        set(CMAKE_INSTALL_PREFIX "C:/Program Files/SDR++/" CACHE PATH "..." FORCE)
-    elseif (${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+    if (${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
         set(CMAKE_INSTALL_PREFIX "/usr/local" CACHE PATH "..." FORCE)
     else()
         set(CMAKE_INSTALL_PREFIX "/usr" CACHE PATH "..." FORCE)
     endif()
 endif()
 
-# Include standard install directory definitions
-include(GNUInstallDirs)
-
-# Set up SDR++ directory load paths
-if (MSVC)
-    set(SDRPP_MODULES_LOAD_DIR "./modules")
-    set(SDRPP_RES_LOAD_DIR "./res")
-elseif (USE_BUNDLE_DEFAULTS)
-    set(SDRPP_MODULES_LOAD_DIR "../Plugins")
-    set(SDRPP_RES_LOAD_DIR "../Resources")
-elseif (ANDROID)
-    set(SDRPP_MODULES_LOAD_DIR "/modules")
-    set(SDRPP_RES_LOAD_DIR "/res")
-else()
-    set(SDRPP_MODULES_LOAD_DIR "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR}/sdrpp/plugins")
-    set(SDRPP_RES_LOAD_DIR "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_DATAROOTDIR}/sdrpp")
-endif()
-
-# Set up SDR++ directory install paths
-if (MSVC)
-    set(SDRPP_BIN_INSTALL_DIR "/")
-    set(SDRPP_LIB_INSTALL_DIR "/")
-    set(SDRPP_MODULES_INSTALL_DIR "modules")
-    set(SDRPP_RES_INSTALL_DIR "res")
-elseif (USE_BUNDLE_DEFAULTS)
-    set(SDRPP_BIN_INSTALL_DIR "Contents/MacOS")
-    set(SDRPP_LIB_INSTALL_DIR "Contents/Frameworks")
-    set(SDRPP_MODULES_INSTALL_DIR "Contents/Plugins")
-    set(SDRPP_RES_INSTALL_DIR "Contents/Resources")
-elseif (ANDROID)
-    set(SDRPP_BIN_INSTALL_DIR "${CMAKE_INSTALL_BINDIR}")
-    set(SDRPP_LIB_INSTALL_DIR "${CMAKE_INSTALL_LIBDIR}")
-    set(SDRPP_MODULES_INSTALL_DIR "/modules")
-    set(SDRPP_RES_INSTALL_DIR "/res")
-else()
-    set(SDRPP_BIN_INSTALL_DIR "${CMAKE_INSTALL_BINDIR}")
-    set(SDRPP_LIB_INSTALL_DIR "${CMAKE_INSTALL_LIBDIR}")
-    set(SDRPP_MODULES_INSTALL_DIR "${CMAKE_INSTALL_LIBDIR}/sdrpp/plugins")
-    set(SDRPP_RES_INSTALL_DIR "${CMAKE_INSTALL_DATAROOTDIR}/sdrpp")
-endif()
-
 # Configure toolchain for android
 if (ANDROID)
     set(CMAKE_SHARED_LINKER_FLAGS
@@ -185,6 +144,10 @@ if (OPT_BUILD_FILE_SOURCE)
 add_subdirectory("source_modules/file_source")
 endif (OPT_BUILD_FILE_SOURCE)
 
+if (OPT_BUILD_FOBOSSDR_SOURCE)
+add_subdirectory("source_modules/fobossdr_source")
+endif (OPT_BUILD_FOBOSSDR_SOURCE)
+
 if (OPT_BUILD_HACKRF_SOURCE)
 add_subdirectory("source_modules/hackrf_source")
 endif (OPT_BUILD_HACKRF_SOURCE)
@@ -285,6 +248,10 @@ if (OPT_BUILD_ATV_DECODER)
 add_subdirectory("decoder_modules/atv_decoder")
 endif (OPT_BUILD_ATV_DECODER)
 
+if (OPT_BUILD_DAB_DECODER)
+add_subdirectory("decoder_modules/dab_decoder")
+endif (OPT_BUILD_DAB_DECODER)
+
 if (OPT_BUILD_FALCON9_DECODER)
 add_subdirectory("decoder_modules/falcon9_decoder")
 endif (OPT_BUILD_FALCON9_DECODER)
@@ -406,18 +373,17 @@ endif ()
 # Create module cmake file
 configure_file(${CMAKE_SOURCE_DIR}/sdrpp_module.cmake ${CMAKE_CURRENT_BINARY_DIR}/sdrpp_module.cmake @ONLY)
 
-# Create desktop entry file
+# Install directives
+install(TARGETS sdrpp DESTINATION bin)
+install(DIRECTORY ${CMAKE_SOURCE_DIR}/root/res/bandplans DESTINATION share/sdrpp)
+install(DIRECTORY ${CMAKE_SOURCE_DIR}/root/res/colormaps DESTINATION share/sdrpp)
+install(DIRECTORY ${CMAKE_SOURCE_DIR}/root/res/fonts DESTINATION share/sdrpp)
+install(DIRECTORY ${CMAKE_SOURCE_DIR}/root/res/icons DESTINATION share/sdrpp)
+install(DIRECTORY ${CMAKE_SOURCE_DIR}/root/res/themes DESTINATION share/sdrpp)
 configure_file(${CMAKE_SOURCE_DIR}/sdrpp.desktop ${CMAKE_CURRENT_BINARY_DIR}/sdrpp.desktop @ONLY)
 
-# Install directives
-install(TARGETS sdrpp DESTINATION ${SDRPP_BIN_INSTALL_DIR})
-install(DIRECTORY ${CMAKE_SOURCE_DIR}/root/res/bandplans DESTINATION ${SDRPP_RES_INSTALL_DIR})
-install(DIRECTORY ${CMAKE_SOURCE_DIR}/root/res/colormaps DESTINATION ${SDRPP_RES_INSTALL_DIR})
-install(DIRECTORY ${CMAKE_SOURCE_DIR}/root/res/fonts DESTINATION ${SDRPP_RES_INSTALL_DIR})
-install(DIRECTORY ${CMAKE_SOURCE_DIR}/root/res/icons DESTINATION ${SDRPP_RES_INSTALL_DIR})
-install(DIRECTORY ${CMAKE_SOURCE_DIR}/root/res/themes DESTINATION ${SDRPP_RES_INSTALL_DIR})
 if (${CMAKE_SYSTEM_NAME} MATCHES "Linux")
-    install(FILES ${CMAKE_CURRENT_BINARY_DIR}/sdrpp.desktop DESTINATION ${CMAKE_INSTALL_DATAROOTDIR}/applications)
+    install(FILES ${CMAKE_CURRENT_BINARY_DIR}/sdrpp.desktop DESTINATION share/applications)
 endif ()
 
 # Create uninstall target

core/CMakeLists.txt

@@ -18,10 +18,6 @@ if (MSVC)
     set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS ON)
 endif ()
 
-# Add compiler definitions for the directories
-add_definitions(-DSDRPP_MODULES_LOAD_DIR="${SDRPP_MODULES_LOAD_DIR}")
-add_definitions(-DSDRPP_RES_LOAD_DIR="${SDRPP_RES_LOAD_DIR}")
-
 # Configure backend sources
 if (OPT_BACKEND_GLFW)
     file(GLOB_RECURSE BACKEND_SRC "backends/glfw/*.cpp" "backends/glfw/*.c")
@@ -37,6 +33,9 @@ add_library(sdrpp_core SHARED ${SRC} ${BACKEND_SRC})
 # Set compiler options
 target_compile_options(sdrpp_core PRIVATE ${SDRPP_COMPILER_FLAGS})
 
+# Set the install prefix
+target_compile_definitions(sdrpp_core PUBLIC INSTALL_PREFIX="${CMAKE_INSTALL_PREFIX}")
+
 # Include core headers
 target_include_directories(sdrpp_core PUBLIC "src/")
 target_include_directories(sdrpp_core PUBLIC "src/imgui")
@@ -168,4 +167,4 @@ set(CORE_FILES ${RUNTIME_OUTPUT_DIRECTORY} PARENT_SCOPE)
 # cmake .. "-DCMAKE_TOOLCHAIN_FILE=C:/dev/vcpkg/scripts/buildsystems/vcpkg.cmake"
 
 # Install directives
-install(TARGETS sdrpp_core DESTINATION ${SDRPP_LIB_INSTALL_DIR})
+install(TARGETS sdrpp_core DESTINATION lib)

core/src/core.cpp

@@ -24,16 +24,14 @@
 #include <Windows.h>
 #endif
 
-
-// Default install dirs to make the IDE happy
-#ifndef SDRPP_MODULES_LOAD_DIR
-#define SDRPP_MODULES_LOAD_DIR ""
+#ifndef INSTALL_PREFIX
+#ifdef __APPLE__
+#define INSTALL_PREFIX "/usr/local"
+#else
+#define INSTALL_PREFIX "/usr"
 #endif
-#ifndef SDRPP_RES_LOAD_DIR
-#define SDRPP_RES_LOAD_DIR ""
 #endif
 
-
 namespace core {
     ConfigManager configManager;
     ModuleManager moduleManager;
@@ -175,16 +173,20 @@ int sdrpp_main(int argc, char* argv[]) {
     defConfig["moduleInstances"]["BladeRF Source"]["enabled"] = true;
     defConfig["moduleInstances"]["File Source"]["module"] = "file_source";
     defConfig["moduleInstances"]["File Source"]["enabled"] = true;
+    defConfig["moduleInstances"]["FobosSDR Source"]["module"] = "fobossdr_source";
+    defConfig["moduleInstances"]["FobosSDR Source"]["enabled"] = true;
     defConfig["moduleInstances"]["HackRF Source"]["module"] = "hackrf_source";
     defConfig["moduleInstances"]["HackRF Source"]["enabled"] = true;
+    defConfig["moduleInstances"]["Harogic Source"]["module"] = "harogic_source";
+    defConfig["moduleInstances"]["Harogic Source"]["enabled"] = true;
     defConfig["moduleInstances"]["Hermes Source"]["module"] = "hermes_source";
     defConfig["moduleInstances"]["Hermes Source"]["enabled"] = true;
     defConfig["moduleInstances"]["LimeSDR Source"]["module"] = "limesdr_source";
     defConfig["moduleInstances"]["LimeSDR Source"]["enabled"] = true;
-    defConfig["moduleInstances"]["PlutoSDR Source"]["module"] = "plutosdr_source";
-    defConfig["moduleInstances"]["PlutoSDR Source"]["enabled"] = true;
     defConfig["moduleInstances"]["PerseusSDR Source"]["module"] = "perseus_source";
     defConfig["moduleInstances"]["PerseusSDR Source"]["enabled"] = true;
+    defConfig["moduleInstances"]["PlutoSDR Source"]["module"] = "plutosdr_source";
+    defConfig["moduleInstances"]["PlutoSDR Source"]["enabled"] = true;
     defConfig["moduleInstances"]["RFNM Source"]["module"] = "rfnm_source";
     defConfig["moduleInstances"]["RFNM Source"]["enabled"] = true;
     defConfig["moduleInstances"]["RFspace Source"]["module"] = "rfspace_source";
@@ -197,8 +199,12 @@ int sdrpp_main(int argc, char* argv[]) {
     defConfig["moduleInstances"]["SDRplay Source"]["enabled"] = true;
     defConfig["moduleInstances"]["SDR++ Server Source"]["module"] = "sdrpp_server_source";
     defConfig["moduleInstances"]["SDR++ Server Source"]["enabled"] = true;
+    defConfig["moduleInstances"]["Spectran HTTP Source"]["module"] = "spectran_http_source";
+    defConfig["moduleInstances"]["Spectran HTTP Source"]["enabled"] = true;
     defConfig["moduleInstances"]["SpyServer Source"]["module"] = "spyserver_source";
     defConfig["moduleInstances"]["SpyServer Source"]["enabled"] = true;
+    defConfig["moduleInstances"]["USRP Source"]["module"] = "usrp_source";
+    defConfig["moduleInstances"]["USRP Source"]["enabled"] = true;
 
     defConfig["moduleInstances"]["Audio Sink"] = "audio_sink";
     defConfig["moduleInstances"]["Network Sink"] = "network_sink";
@@ -250,14 +256,19 @@ int sdrpp_main(int argc, char* argv[]) {
     defConfig["lockMenuOrder"] = false;
 #endif
 
-#ifdef __ANDROID__
-    defConfig["modulesDirectory"] = root + SDRPP_MODULES_LOAD_DIR;
-    defConfig["resourcesDirectory"] = root + SDRPP_RES_LOAD_DIR;
+#if defined(_WIN32)
+    defConfig["modulesDirectory"] = "./modules";
+    defConfig["resourcesDirectory"] = "./res";
+#elif defined(IS_MACOS_BUNDLE)
+    defConfig["modulesDirectory"] = "../Plugins";
+    defConfig["resourcesDirectory"] = "../Resources";
+#elif defined(__ANDROID__)
+    defConfig["modulesDirectory"] = root + "/modules";
+    defConfig["resourcesDirectory"] = root + "/res";
 #else
-    defConfig["modulesDirectory"] = SDRPP_MODULES_LOAD_DIR;
-    defConfig["resourcesDirectory"] = SDRPP_RES_LOAD_DIR;
+    defConfig["modulesDirectory"] = INSTALL_PREFIX "/lib/sdrpp/plugins";
+    defConfig["resourcesDirectory"] = INSTALL_PREFIX "/share/sdrpp";
 #endif
-    
 
     // Load config
     flog::info("Loading config");

core/src/credits.cpp

@@ -37,9 +37,12 @@ namespace sdrpp_credits {
     const char* hardwareDonators[] = {
         "Aaronia AG",
         "Airspy",
+        "Alex 4Z5LV",
         "Analog Devices",
         "CaribouLabs",
+        "Deepace",
         "Ettus Research",
+        "Harogic",
         "Howard Su",
         "MicroPhase",
         "Microtelecom",
@@ -47,6 +50,7 @@ namespace sdrpp_credits {
         "Nuand",
         "RFNM",
         "RFspace",
+        "RigExpert",
         "RTL-SDRblog",
         "SDRplay"
     };

decoder_modules/dab_decoder/CMakeLists.txt

@@ -0,0 +1,37 @@
+cmake_minimum_required(VERSION 3.13)
+project(dab_decoder)
+
+file(GLOB_RECURSE SRC "src/*.cpp" "src/*.c")
+
+include(${SDRPP_MODULE_CMAKE})
+
+target_include_directories(dab_decoder PRIVATE "src/")
+
+if (MSVC)
+    # Lib path
+    target_include_directories(dab_decoder PRIVATE "C:/Program Files/codec2/include/")
+    target_link_directories(dab_decoder PRIVATE "C:/Program Files/codec2/lib")
+
+    target_link_libraries(dab_decoder PRIVATE libcodec2)
+elseif (ANDROID)
+    target_include_directories(dab_decoder PUBLIC
+        /sdr-kit/${ANDROID_ABI}/include/codec2
+    )
+
+    target_link_libraries(dab_decoder PUBLIC
+        /sdr-kit/${ANDROID_ABI}/lib/libcodec2.so
+    )
+else ()
+    find_package(PkgConfig)
+
+    pkg_check_modules(LIBCODEC2 REQUIRED codec2)
+
+    target_include_directories(dab_decoder PRIVATE ${LIBCODEC2_INCLUDE_DIRS})
+    target_link_directories(dab_decoder PRIVATE ${LIBCODEC2_LIBRARY_DIRS})
+    target_link_libraries(dab_decoder PRIVATE ${LIBCODEC2_LIBRARIES})
+
+    # Include it because for some reason pkgconfig doesn't look here?
+    if (${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+        target_include_directories(dab_decoder PRIVATE "/usr/local/include")
+    endif()
+endif ()

decoder_modules/dab_decoder/src/dab_dsp.h

@@ -0,0 +1,280 @@
+#pragma once
+#include <dsp/processor.h>
+#include <utils/flog.h>
+#include <fftw3.h>
+#include "dab_phase_sym.h"
+
+namespace dab {
+    // class CyclicSync : public dsp::Processor<dsp::complex_t, dsp::complex_t> {
+    //     using base_type = dsp::Processor<dsp::complex_t, dsp::complex_t>;
+    // public:
+    //     CyclicSync() {}
+
+    //     // TODO: The default AGC rate is probably way too fast, plot out the avgCorr to see how much it moves
+    //     CyclicSync(dsp::stream<dsp::complex_t>* in, double symbolLength, double cyclicPrefixLength, double samplerate, float agcRate = 1e-3) { init(in, symbolLength, cyclicPrefixLength, samplerate, agcRate); }
+
+    //     void init(dsp::stream<dsp::complex_t>* in, double symbolLength, double cyclicPrefixLength, double samplerate, float agcRate = 1e-3) {
+    //         // Computer the number of samples for the symbol and its cyclic prefix
+    //         symbolSamps = round(samplerate * symbolLength);
+    //         prefixSamps = round(samplerate * cyclicPrefixLength);
+
+    //         // Allocate and clear the delay buffer
+    //         delayBuf = dsp::buffer::alloc<dsp::complex_t>(STREAM_BUFFER_SIZE + 64000);
+    //         dsp::buffer::clear(delayBuf, symbolSamps);
+
+    //         // Allocate and clear the history buffer
+    //         histBuf = dsp::buffer::alloc<dsp::complex_t>(prefixSamps);
+    //         dsp::buffer::clear(histBuf, prefixSamps);
+
+    //         // Compute the delay input addresses
+    //         delayBufInput = &delayBuf[symbolSamps];
+
+    //         // Compute the correlation AGC configuration
+    //         this->agcRate = agcRate;
+    //         agcRateInv = 1.0f - agcRate;
+            
+    //         base_type::init(in);
+    //     }
+
+    //     void reset() {
+    //         assert(base_type::_block_init);
+    //         std::lock_guard<std::recursive_mutex> lck(base_type::ctrlMtx);
+    //         base_type::tempStop();
+            
+    //         base_type::tempStart();
+    //     }
+
+    //     int run() {
+    //         int count = base_type::_in->read();
+    //         if (count < 0) { return -1; }
+
+    //         // Copy the data into the normal delay buffer
+    //         memcpy(delayBufInput, base_type::_in->readBuf, count * sizeof(dsp::complex_t));
+
+    //         // Flush the input stream
+    //         base_type::_in->flush();
+
+    //         // Do cross-correlation
+    //         for (int i = 0; i < count; i++) {
+    //             // Get the current history slot
+    //             dsp::complex_t* slot = &histBuf[histId++];
+
+    //             // Wrap around the history slot index (TODO: Check that the history buffer's length is correct)
+    //             histId %= prefixSamps;
+
+    //             // Kick out last value from the correlation
+    //             corr -= *slot;
+
+    //             // Save input value and compute the new prodct
+    //             dsp::complex_t val = delayBuf[i];
+    //             dsp::complex_t prod = val.conj()*delayBuf[i+symbolSamps];
+
+    //             // Add the new value to the correlation
+    //             *slot = prod;
+
+    //             // Add the new value to the history buffer
+    //             corr += prod;
+
+    //             // Compute sample amplitude
+    //             float rcorr = corr.amplitude();
+
+    //             // If a high enough peak is reached, reset the symbol counter
+    //             if (rcorr > avgCorr && rcorr > peakCorr) { // Note keeping an average level might not be needed
+    //                 peakCorr = rcorr;
+    //                 peakLCorr = lastCorr;
+    //                 samplesSincePeak = 0;
+    //             }
+
+    //             // If this is the sample right after the peak, save it
+    //             if (samplesSincePeak == 1) {
+    //                 peakRCorr = rcorr;
+    //             }
+
+    //             // Write the sample to the output
+    //             out.writeBuf[samplesSincePeak++] = val;
+
+    //             // If the end of the symbol is reached, send it off
+    //             if (samplesSincePeak >= symbolSamps) {
+    //                 if (!out.swap(symbolSamps)) {
+    //                     return -1;
+    //                 }
+    //                 samplesSincePeak = 0;
+    //                 peakCorr = 0;
+    //             }
+
+    //             // Update the average correlation
+    //             lastCorr = rcorr;
+
+    //             // Update the average correlation value
+    //             avgCorr = agcRate*rcorr + agcRateInv*avgCorr;
+    //         }
+
+    //         // Move unused data
+    //         memmove(delayBuf, &delayBuf[count], symbolSamps * sizeof(dsp::complex_t));
+
+    //         return count;
+    //     }
+
+    // protected:
+    //     int symbolSamps;
+    //     int prefixSamps;
+
+    //     int histId = 0;
+    //     dsp::complex_t* histBuf;
+
+    //     dsp::complex_t* delayBuf;
+    //     dsp::complex_t* delayBufInput;
+
+    //     dsp::complex_t corr = { 0.0f, 0.0f };
+
+    //     int samplesSincePeak = 0;
+    //     float lastCorr = 0.0f;
+    //     float peakCorr = 0.0f;
+    //     float peakLCorr = 0.0f;
+    //     float peakRCorr = 0.0f;
+
+    //     // Note only required for DAB
+    //     float avgCorr = 0.0f;
+    //     float agcRate;
+    //     float agcRateInv;
+    // };
+
+    class FrameFreqSync : public dsp::Processor<dsp::complex_t, dsp::complex_t> {
+        using base_type = dsp::Processor<dsp::complex_t, dsp::complex_t>;
+    public:
+        FrameFreqSync() {}
+
+        FrameFreqSync(dsp::stream<dsp::complex_t>* in, float agcRate = 0.01f) { init(in, agcRate); }
+
+        void init(dsp::stream<dsp::complex_t>* in, float agcRate = 0.01f) {
+            // Allocate buffers
+            amps = dsp::buffer::alloc<float>(2048);
+            conjRef = dsp::buffer::alloc<dsp::complex_t>(2048);
+            corrIn = (dsp::complex_t*)fftwf_alloc_complex(2048);
+            corrOut = (dsp::complex_t*)fftwf_alloc_complex(2048);
+
+            // Copy the phase reference
+            memcpy(conjRef, DAB_PHASE_SYM_CONJ, 2048 * sizeof(dsp::complex_t));
+
+            // Plan the FFT computation
+            plan = fftwf_plan_dft_1d(2048, (fftwf_complex*)corrIn, (fftwf_complex*)corrOut, FFTW_FORWARD, FFTW_ESTIMATE);
+
+            // Compute the correlation AGC configuration
+            this->agcRate = agcRate;
+            agcRateInv = 1.0f - agcRate;
+            
+            base_type::init(in);
+        }
+
+        void reset() {
+            assert(base_type::_block_init);
+            std::lock_guard<std::recursive_mutex> lck(base_type::ctrlMtx);
+            base_type::tempStop();
+            
+            base_type::tempStart();
+        }
+
+        int run() {
+            int count = base_type::_in->read();
+            if (count < 0) { return -1; }
+
+            // Apply frequency shift
+            lv_32fc_t phase = lv_cmake(1.0f, 0.0f);
+            lv_32fc_t phaseDelta = lv_cmake(cos(offset), sin(offset));
+#if VOLK_VERSION >= 030100
+            volk_32fc_s32fc_x2_rotator2_32fc((lv_32fc_t*)_in->readBuf, (lv_32fc_t*)_in->readBuf, phaseDelta, &phase, count);
+#else
+            volk_32fc_s32fc_x2_rotator_32fc((lv_32fc_t*)_in->readBuf, (lv_32fc_t*)_in->readBuf, phaseDelta, &phase, count);
+#endif
+
+            // Compute the amplitude amplitude of all samples
+            volk_32fc_magnitude_32f(amps, (lv_32fc_t*)_in->readBuf, 2048);
+
+            // Compute the average signal level by adding up all values
+            float level = 0.0f;
+            volk_32f_accumulator_s32f(&level, amps, 2048);
+
+            // Detect a frame sync condition
+            if (level < avgLvl * 0.5f) {
+                // Reset symbol counter
+                sym = 1;
+
+                // Update the average level
+                avgLvl = agcRate*level + agcRateInv*avgLvl;
+
+                // Flush the input stream and return
+                base_type::_in->flush();
+                return count;
+            }
+
+            // Update the average level
+            avgLvl = agcRate*level + agcRateInv*avgLvl;
+
+            // Handle phase reference
+            if (sym == 1) {
+                // Output the symbols (DEBUG ONLY)
+                memcpy(corrIn, _in->readBuf, 2048 * sizeof(dsp::complex_t));
+                fftwf_execute(plan);
+                volk_32fc_magnitude_32f(amps, (lv_32fc_t*)corrOut, 2048);
+                int outCount = 0;
+                dsp::complex_t pi4 = { cos(3.1415926535*0.25), sin(3.1415926535*0.25) };
+                for (int i = -767; i < 768; i++) {
+                    if (!i) { continue; }
+                    int cid0 = ((i-1) >= 0) ? (i-1) : 2048+(i-1);
+                    int cid1 = (i >= 0) ? i : 2048+i;;
+                    out.writeBuf[outCount++] = pi4 * (corrOut[cid1] * corrOut[cid0].conj()) * (1.0f/(amps[cid0]*amps[cid0]));
+                }
+                out.swap(outCount);
+
+                // Multiply the samples with the conjugated phase reference signal
+                volk_32fc_x2_multiply_32fc((lv_32fc_t*)corrIn, (lv_32fc_t*)_in->readBuf, (lv_32fc_t*)conjRef, 2048);
+            
+                // Compute the FFT of the product
+                fftwf_execute(plan);
+
+                // Compute the amplitude of the bins
+                volk_32fc_magnitude_32f(amps, (lv_32fc_t*)corrOut, 2048);
+
+                // Locate highest power bin
+                uint32_t peakId;
+                volk_32f_index_max_32u(&peakId, amps, 2048);
+
+                // Obtain the value of the bins next to the peak
+                float peakL = amps[(peakId + 2047) % 2048];
+                float peakR = amps[(peakId + 1) % 2048];
+
+                // Compute the integer frequency offset
+                float offInt = (peakId < 1024) ? (float)peakId : ((float)peakId - 2048.0f);
+
+                // Compute the frequency offset in rad/samp
+                float off = 3.1415926535f * (offInt + ((peakR - peakL) / (peakR + peakL))) * (1.0f / 1024.0f);
+
+                // Run control loop
+                offset -= 0.1f*off;
+                flog::debug("Offset: {} Hz, Error: {} Hz, Avg Level: {}", offset * (0.5f/3.1415926535f)*2.048e6, off * (0.5f/3.1415926535f)*2.048e6, avgLvl);
+            }
+
+            // Increment the symbol counter
+            sym++;
+
+            // Flush the input stream and return
+            base_type::_in->flush();
+            return count;
+        }
+
+    protected:
+        fftwf_plan plan;
+
+        float* amps;
+        dsp::complex_t* conjRef;
+        dsp::complex_t* corrIn;
+        dsp::complex_t* corrOut;
+
+        int sym;
+        float offset = 0.0f;
+
+        float avgLvl = 0.0f;
+        float agcRate;
+        float agcRateInv;
+    };
+}

decoder_modules/dab_decoder/src/main.cpp

@@ -0,0 +1,165 @@
+#include <imgui.h>
+#include <config.h>
+#include <core.h>
+#include <gui/style.h>
+#include <gui/gui.h>
+#include <signal_path/signal_path.h>
+#include <module.h>
+#include <filesystem>
+#include <dsp/stream.h>
+#include <dsp/buffer/reshaper.h>
+#include <dsp/multirate/rational_resampler.h>
+#include <dsp/sink/handler_sink.h>
+#include <fstream>
+#include <chrono>
+#include "dab_dsp.h"
+#include <gui/widgets/constellation_diagram.h>
+#include "ofdm.h"
+
+#define CONCAT(a, b) ((std::string(a) + b).c_str())
+
+SDRPP_MOD_INFO{
+    /* Name:            */ "dab_decoder",
+    /* Description:     */ "DAB/DAB+ Decoder for SDR++",
+    /* Author:          */ "Ryzerth",
+    /* Version:         */ 0, 1, 0,
+    /* Max instances    */ -1
+};
+
+ConfigManager config;
+
+#define INPUT_SAMPLE_RATE   2.048e6
+#define VFO_BANDWIDTH       1.6e6
+
+class M17DecoderModule : public ModuleManager::Instance {
+public:
+    M17DecoderModule(std::string name)  {
+        this->name = name;
+
+        file = std::ofstream("sync5.f32", std::ios::out | std::ios::binary);
+
+        // Load config
+        config.acquire();
+        
+        config.release(true);
+
+        // Initialize VFO
+        vfo = sigpath::vfoManager.createVFO(name, ImGui::WaterfallVFO::REF_CENTER, 0, VFO_BANDWIDTH, INPUT_SAMPLE_RATE, VFO_BANDWIDTH, VFO_BANDWIDTH, true);
+        vfo->setSnapInterval(250);
+
+        // Initialize DSP here
+        csync.init(vfo->output, 2048, 504, 1e-3, INPUT_SAMPLE_RATE, 1e-6, 0.01, 0.005);
+        ffsync.init(&csync.out);
+        ns.init(&ffsync.out, handler, this);
+
+        // Start DSO Here
+        csync.start();
+        ffsync.start();
+        ns.start();
+
+        gui::menu.registerEntry(name, menuHandler, this, this);
+    }
+
+    ~M17DecoderModule() {
+        gui::menu.removeEntry(name);
+        // Stop DSP Here
+        if (enabled) {
+            csync.stop();
+            ffsync.stop();
+            ns.stop();
+            sigpath::vfoManager.deleteVFO(vfo);
+        }
+
+        sigpath::sinkManager.unregisterStream(name);
+    }
+
+    void postInit() {}
+
+    void enable() {
+        double bw = gui::waterfall.getBandwidth();
+        vfo = sigpath::vfoManager.createVFO(name, ImGui::WaterfallVFO::REF_CENTER, std::clamp<double>(0, -bw / 2.0, bw / 2.0), VFO_BANDWIDTH, INPUT_SAMPLE_RATE, VFO_BANDWIDTH, VFO_BANDWIDTH, true);
+        vfo->setSnapInterval(250);
+
+        // Set Input of demod here
+        csync.setInput(vfo->output);
+
+        // Start DSP here
+        csync.start();
+        ffsync.start();
+        ns.start();
+
+        enabled = true;
+    }
+
+    void disable() {
+        // Stop DSP here
+        csync.stop();
+        ffsync.stop();
+        ns.stop();
+
+        sigpath::vfoManager.deleteVFO(vfo);
+        enabled = false;
+    }
+
+    bool isEnabled() {
+        return enabled;
+    }
+
+private:
+    static void menuHandler(void* ctx) {
+        M17DecoderModule* _this = (M17DecoderModule*)ctx;
+
+        float menuWidth = ImGui::GetContentRegionAvail().x;
+
+        if (!_this->enabled) { style::beginDisabled(); }
+
+        _this->constDiagram.draw();
+
+        if (!_this->enabled) { style::endDisabled(); }
+    }
+
+    std::ofstream file;
+
+    static void handler(dsp::complex_t* data, int count, void* ctx) {
+        M17DecoderModule* _this = (M17DecoderModule*)ctx;
+        //_this->file.write((char*)data, count * sizeof(dsp::complex_t));
+
+        dsp::complex_t* buf = _this->constDiagram.acquireBuffer();
+        memcpy(buf, data, 1024 * sizeof(dsp::complex_t));
+        _this->constDiagram.releaseBuffer();
+    }
+
+    std::string name;
+    bool enabled = true;
+
+    //dab::CyclicSync csync;
+    dab::FrameFreqSync ffsync;
+    dsp::ofdm::CyclicTimeSync csync;
+    dsp::sink::Handler<dsp::complex_t> ns;
+
+    ImGui::ConstellationDiagram constDiagram;
+
+    // DSP Chain
+    VFOManager::VFO* vfo;
+};
+
+MOD_EXPORT void _INIT_() {
+    // Create default recording directory
+    json def = json({});
+    config.setPath(core::args["root"].s() + "/dab_decoder_config.json");
+    config.load(def);
+    config.enableAutoSave();
+}
+
+MOD_EXPORT ModuleManager::Instance* _CREATE_INSTANCE_(std::string name) {
+    return new M17DecoderModule(name);
+}
+
+MOD_EXPORT void _DELETE_INSTANCE_(void* instance) {
+    delete (M17DecoderModule*)instance;
+}
+
+MOD_EXPORT void _END_() {
+    config.disableAutoSave();
+    config.save();
+}

decoder_modules/dab_decoder/src/ofdm.h

@@ -0,0 +1,324 @@
+#pragma once
+#include <dsp/processor.h>
+#include <dsp/loop/phase_control_loop.h>
+#include <dsp/taps/windowed_sinc.h>
+#include <dsp/multirate/polyphase_bank.h>
+#include <dsp/math/step.h>
+
+namespace dsp::ofdm {
+    class CyclicTimeSync : public Processor<complex_t, complex_t> {
+        using base_type = Processor<complex_t, complex_t> ;
+    public:
+        CyclicTimeSync() {}
+
+        CyclicTimeSync(stream<complex_t>* in, int fftSize, int cpSize, double usefulSymbolTime, double samplerate,
+                        double omegaGain, double muGain, double omegaRelLimit, int interpPhaseCount = 128, int interpTapCount = 8) {
+            init(in, fftSize, cpSize, usefulSymbolTime, samplerate, omegaGain, muGain, omegaRelLimit, interpPhaseCount, interpTapCount);
+        }
+
+        ~CyclicTimeSync() {
+            if (!base_type::_block_init) { return; }
+            base_type::stop();
+            dsp::multirate::freePolyphaseBank(interpBank);
+            buffer::free(corrSampCache);
+            buffer::free(corrProdCache);
+            buffer::free(buffer);
+        }
+
+        void init(stream<complex_t>* in, int fftSize, int cpSize, double usefulSymbolTime, double samplerate,
+                    double omegaGain, double muGain, double omegaRelLimit, int interpPhaseCount = 128, int interpTapCount = 8) {
+            // Save parameters
+            this->fftSize = fftSize;
+            this->cpSize = cpSize;
+            period = fftSize + cpSize;
+            
+            // Compute the interpolator settings
+            omega = (usefulSymbolTime * samplerate) / (double)fftSize;
+            this->omegaGain = omegaGain;
+            this->muGain = muGain;
+            this->omegaRelLimit = omegaRelLimit;
+            this->interpPhaseCount = interpPhaseCount;
+            this->interpTapCount = interpTapCount;
+
+            // Compute the correlator AGC settings
+            // TODO: Compute it using he FFT and CP sizes
+            this->corrAgcRate = 1e-4;
+            corrAgcInvRate = 1.0f - corrAgcRate;
+
+            // Initialize the control loop
+            pcl.init(muGain, omegaGain, 0.0, 0.0, 1.0, omega, omega * (1.0 - omegaRelLimit), omega * (1.0 + omegaRelLimit));
+
+            // Generate the interpolation taps
+            generateInterpTaps();
+
+            // Allocate the buffers
+            corrSampCache = buffer::alloc<complex_t>(fftSize);
+            corrProdCache = buffer::alloc<complex_t>(cpSize);
+            buffer = buffer::alloc<complex_t>(STREAM_BUFFER_SIZE + interpTapCount);
+            bufStart = &buffer[interpTapCount - 1];
+
+            // Clear the buffers
+            buffer::clear(corrSampCache, fftSize);
+            buffer::clear(corrProdCache, cpSize);
+            buffer::clear(buffer, interpTapCount - 1);
+        
+            base_type::init(in);
+        }
+
+
+        void setOmegaGain(double omegaGain) {
+            assert(base_type::_block_init);
+            std::lock_guard<std::recursive_mutex> lck(base_type::ctrlMtx);
+            this->omegaGain = omegaGain;
+            pcl.setCoefficients(muGain, omegaGain);
+        }
+
+        void setMuGain(double muGain) {
+            assert(base_type::_block_init);
+            std::lock_guard<std::recursive_mutex> lck(base_type::ctrlMtx);
+            this->muGain = muGain;
+            pcl.setCoefficients(muGain, omegaGain);
+        }
+
+        void setOmegaRelLimit(double omegaRelLimit) {
+            assert(base_type::_block_init);
+            std::lock_guard<std::recursive_mutex> lck(base_type::ctrlMtx);
+            this->omegaRelLimit = omegaRelLimit;
+            pcl.setFreqLimits(omega * (1.0 - omegaRelLimit), omega * (1.0 + omegaRelLimit));
+        }
+
+        void setInterpParams(int interpPhaseCount, int interpTapCount) {
+            assert(base_type::_block_init);
+            std::lock_guard<std::recursive_mutex> lck(base_type::ctrlMtx);
+            base_type::tempStop();
+            this->interpPhaseCount = interpPhaseCount;
+            this->interpTapCount = interpTapCount;
+            dsp::multirate::freePolyphaseBank(interpBank);
+            buffer::free(buffer);
+            generateInterpTaps();
+            buffer = buffer::alloc<complex_t>(STREAM_BUFFER_SIZE + interpTapCount);
+            bufStart = &buffer[interpTapCount - 1];
+            base_type::tempStart();
+        }
+
+        void reset() {
+            assert(base_type::_block_init);
+            std::lock_guard<std::recursive_mutex> lck(base_type::ctrlMtx);
+            base_type::tempStop();
+            offset = 0;
+            pcl.phase = 0.0f;
+            pcl.freq = omega;
+            // TODO: The rest
+            base_type::tempStart();
+        }
+
+        int run() {
+            int count = base_type::_in->read();
+            if (count < 0) { return -1; }
+
+            // Copy data to work buffer
+            memcpy(bufStart, base_type::_in->readBuf, count * sizeof(complex_t));
+
+            // Process all samples
+            while (offset < count) {
+                // Get the cache slots
+                complex_t* sampSlot = &corrSampCache[corrSampCacheId++];
+                complex_t* prodSlot = &corrProdCache[corrProdCacheId++];
+                corrSampCacheId %= fftSize;
+                corrProdCacheId %= cpSize;
+
+                // Compute the interpolated sample
+                complex_t sample;
+                int phase = std::clamp<int>(floorf(pcl.phase * (float)interpPhaseCount), 0, interpPhaseCount - 1);
+                volk_32fc_32f_dot_prod_32fc((lv_32fc_t*)&sample, (lv_32fc_t*)&buffer[offset], interpBank.phases[phase], interpTapCount);
+
+                // Write the sample to the output
+                if (outCount >= cpSize) {
+                    out.writeBuf[outCount - cpSize] = sample;
+                }
+                
+                // Send out a symbol when it's fully received
+                if ((++outCount) >= fftSize+cpSize) {
+                    if (!out.swap(outCount)) { break; }
+                    outCount = 0;
+                }
+
+                // Run autocorrelation
+                complex_t prod = sample.conj()*(*sampSlot);
+                corr += prod;
+                corr -= *prodSlot;
+
+                // Write back the new sample and product value to the cache
+                *sampSlot = sample;
+                *prodSlot = prod;
+
+                // Compute the correlation level
+                float corrLvl = corr.amplitude();
+
+                // Detect peak in autocorrelation (TODO: level check maybe not needed now that corrPeak is reset to corrLvl)
+                if (corrLvl > corrAvg && corrLvl > corrPeak) {
+                    // Save the current correlation as the peak
+                    corrPeak = corrLvl;
+
+                    // Save the value of the previous correlation as the left side of the peak
+                    corrPeakL = corrLast;
+
+                    // Reset the peak distance counter
+                    sincePeak = 0;
+                }
+
+                // The first sample after a peak is the right-side sample
+                if (sincePeak == 1) {
+                    corrPeakR = corrLvl;
+                }
+                else if (sincePeak == cpSize) {
+                    // Start the useful symbol counter
+                    sinceCp = 0;
+                    
+                    // Compute the fractional error (TODO: Probably very inaccurate with noise, use real slopes instead)
+                    if (corrPeakL > corrPeakR) {
+                        float maxSlope = corrPeakR - corrPeak;
+                        float slope = corrPeak - corrPeakL;
+                        fracErr = std::clamp<float>(0.5f * (1.0f + slope / maxSlope), -0.5f, 0.5f);
+                    }
+                    else {
+                        float maxSlope = corrPeak - corrPeakL;
+                        float slope = corrPeakR - corrPeak;
+                        fracErr = std::clamp<float>(-0.5f * (1.0f + slope / maxSlope), -0.5f, 0.5f);
+                    }
+                }
+                else if (sincePeak == fftSize) {
+                    // Reset the peak detector
+                    corrPeak = corrAvg;
+                }
+                // NOTE: THIS IS ONLY NEEDED FOR DAB
+                // Detect a wider-than-normal distance to adapt the output counter
+                else if (sincePeak == 2656) {
+                    // Reset the output counter
+                    outCount = 50;
+                }
+                
+                // Last sample of useful symbol
+                if (sinceCp == fftSize) {
+                    // If the fractional error is valid, run closed-loop
+                    float err = 0.0f;
+                    if (!std::isnan(fracErr)) {
+                        // Compute the measured period using the distance to the last symbol
+                        float measuredPeriod = (float)sinceLastSym - fracErr;
+                        // NOTE: THIS IS ONLY NEEDED FOR DAB
+                        if (measuredPeriod > 3828.0f) {
+                            // Null symbol
+                            err = measuredPeriod - (2552.0f+2656.0f);
+                        }
+                        else {
+                            // Regular symbol
+                            err = measuredPeriod - period;
+                        }
+
+                        err = std::clamp<float>(err, -10.0f, 10.0f);
+
+                        // Run the control loop in closed-loop mode
+                        pcl.advance(err);
+                    }
+                    else {
+                        // Otherwise, run open-loop
+                        pcl.advancePhase();
+                    }
+                    
+                    // printf("%d\n", outCount);
+
+                    // Nudge the symbol window if it's too out of sync
+                    if (outCount > 100) {
+                        // TODO: MOVE THE LAST SAMPLES OR THE SYMBOL WILL BE CORRUPTED!
+                        outCount = 50;
+                        flog::debug("NUDGE!");
+                    }
+
+                    // Reset the period counter
+                    sinceLastSym = 0;
+                }
+                else {
+                    // Run the control loop in open-loop mode
+                    pcl.advancePhase();
+                }
+
+                // Update the offset and phase
+                float delta = floorf(pcl.phase);
+                offset += delta;
+                pcl.phase -= delta;
+
+                // Update the last correlation level
+                corrLast = corrLvl;
+
+                // Update correlation AGC
+                corrAvg = corrAvg*corrAgcInvRate + corrLvl*corrAgcRate;
+
+                // Increment the distance counters (TODO: Check if they happen at the right point, eg. after being reset to zero)
+                sincePeak++;
+                sinceLastSym++;
+                sinceCp++;
+            }
+
+            // Prepare offset for next buffer of samples
+            offset -= count;
+
+            // Update delay buffer
+            memmove(buffer, &buffer[count], (interpTapCount - 1) * sizeof(complex_t));
+
+            // Swap if some data was generated
+            base_type::_in->flush();
+            return count;
+        }
+
+    protected:
+        void generateInterpTaps() {
+            double bw = 0.5 / (double)interpPhaseCount;
+            dsp::tap<float> lp = dsp::taps::windowedSinc<float>(interpPhaseCount * interpTapCount, dsp::math::hzToRads(bw, 1.0), dsp::window::nuttall, interpPhaseCount);
+            interpBank = dsp::multirate::buildPolyphaseBank<float>(interpPhaseCount, lp);
+            taps::free(lp);
+        }
+
+        // OFDM Configuration
+        int fftSize;
+        int cpSize;
+        float period;
+
+        // Interpolator
+        dsp::multirate::PolyphaseBank<float> interpBank;
+        int interpPhaseCount;
+        int interpTapCount;
+        int offset = 0;
+        complex_t* buffer = NULL;
+        complex_t* bufStart;
+        
+        // Control loop
+        loop::PhaseControlLoop<float, false> pcl;
+        double omega;
+        double omegaGain;
+        double muGain;
+        double omegaRelLimit;
+        float fracErr = 0.0f;
+        
+        // Autocorrelator
+        complex_t corr = {0.0f, 0.0f};
+        complex_t* corrSampCache = NULL;
+        complex_t* corrProdCache = NULL;
+        int corrSampCacheId = 0;
+        int corrProdCacheId = 0;
+        float corrAgcRate;
+        float corrAgcInvRate;
+        float corrAvg = 0;
+        float corrLast = 0;
+        float corrPeakR = 0;
+        float corrPeak = 0;
+        float corrPeakL = 0;
+
+        // Peak detection
+        int sincePeak = 0;
+        int sinceLastSym = 0;
+        int sinceCp = 0;
+        
+        // Other shit to categorize
+        int outCount = 0;
+    };
+};

decoder_modules/dab_decoder/src/optmized.txt

@@ -0,0 +1,31 @@
+cyclicLen = 4
+usefulLen = 12
+
+A =  0*12 +  1*13 +  2*14 +  3*15
+B =  1*13 +  2*14 +  3*15 +  4*16   = A -  0*12 +  4*16
+C =  2*14 +  3*15 +  4*16 +  5*17   = B -  1*13 +  5*17
+D =  3*15 +  4*16 +  5*17 +  6*18   = C -  2*14 +  6*18
+E =  4*16 +  5*17 +  6*18 +  7*19   = D -  3*15 +  7*19
+F =  5*17 +  6*18 +  7*19 +  8*20   = E -  4*16 +  8*20
+G =  6*18 +  7*19 +  8*20 +  9*21   = F -  5*17 +  9*21
+H =  7*19 +  8*20 +  9*21 + 10*22   = G -  6*18 + 10*22
+I =  8*20 +  9*21 + 10*22 + 11*23   = H -  7*19 + 11*23
+J =  9*21 + 10*22 + 11*23 + 12*24   = I -  8*20 + 12*24
+K = 10*22 + 11*23 + 12*24 + 13*25   = J -  9*21 + 13*25
+L = 11*23 + 12*24 + 13*25 + 14*26   = K - 10*22 + 14*26
+M = 12*24 + 13*25 + 14*26 + 15*27   = L - 11*23 + 15*27
+N = 13*25 + 14*26 + 15*27 + 16*28   = M - 12*24 + 16*28
+O = 14*26 + 15*27 + 16*28 + 17*29   = N - 13*25 + 17*29
+P = 15*27 + 16*28 + 17*29 + 18*30   = O - 14*26 + 18*30
+Q = 16*28 + 17*29 + 18*30 + 19*31   = P - 15*27 + 19*31
+R = 17*29 + 18*30 + 19*31 + 20*32   = Q - 16*28 + 20*32
+S = 18*30 + 19*31 + 20*32 + 21*33   = R - 17*29 + 21*33
+T = 19*31 + 20*32 + 21*33 + 22*34   = S - 18*30 + 22*34
+U = 20*32 + 21*33 + 22*34 + 23*35   = T - 19*31 + 23*35
+
+Conclusion:
+sampCacheLen = usefulLen
+prodCacheLen = cyclicLen
+
+Peak correlation occurs when the current interpolated value is the last FFT sample
+

decoder_modules/dab_decoder/src/test.txt

@@ -0,0 +1,397 @@
+5209
+2553
+2551
+2551
+2552
+2551
+2553
+2555
+2549
+2552
+2552
+2554
+2550
+2553
+2553
+2550
+2553
+2552
+2550
+2552
+2548
+2558
+2551
+2546
+2559
+2551
+2552
+2552
+2551
+2554
+2555
+2549
+2550
+2549
+2557
+2551
+2554
+2550
+2552
+2546
+2559
+2551
+2554
+2550
+2550
+2557
+2550
+2556
+2543
+2556
+2551
+2554
+2551
+2553
+2554
+2550
+2551
+2552
+2552
+2553
+2550
+2553
+2546
+2558
+2552
+2552
+2552
+2550
+2555
+2551
+2551
+2554
+2553
+2553
+2549
+2552
+5208
+2554
+2550
+2552
+2551
+2553
+2551
+2553
+2551
+2553
+2550
+2554
+2553
+2551
+2553
+2552
+2546
+2557
+2551
+2553
+2552
+2551
+2553
+2551
+2548
+2557
+2553
+2551
+2562
+2539
+2559
+2548
+2551
+2551
+2550
+2556
+2551
+2554
+2550
+2552
+2552
+2548
+2556
+2550
+2554
+2553
+2553
+2550
+2552
+2552
+2550
+2555
+2558
+2545
+2552
+2553
+2548
+2555
+2552
+2552
+2557
+2550
+2548
+2553
+2554
+2550
+2552
+2547
+2558
+2551
+2552
+2552
+2552
+2555
+2549
+2552
+5208
+2552
+2552
+2552
+2550
+2555
+2550
+2553
+2553
+2551
+2552
+2547
+2557
+2552
+2552
+2552
+2552
+2552
+2552
+2552
+2546
+2558
+2551
+2552
+2553
+2551
+2553
+2553
+2552
+2551
+2552
+2552
+2551
+2553
+2552
+2552
+2552
+2552
+2552
+2552
+2556
+2548
+2551
+2555
+2550
+2552
+2555
+2549
+2552
+2552
+2550
+2553
+2551
+2554
+2552
+2551
+2553
+2553
+2551
+2548
+2550
+2555
+2554
+2553
+2556
+2547
+2552
+2554
+2552
+2550
+2552
+2552
+2553
+2552
+2551
+2552
+5209
+2553
+2551
+2551
+2547
+2558
+2550
+2553
+2552
+2553
+2552
+2549
+2551
+2557
+2549
+2554
+2551
+2554
+2550
+2553
+2553
+2551
+2551
+2548
+2559
+2549
+2552
+2552
+2552
+2551
+2551
+2550
+2557
+2551
+2552
+2555
+2549
+2557
+2549
+2550
+2553
+2549
+2554
+2553
+2553
+2550
+2552
+2553
+2550
+2553
+2553
+2551
+2547
+2557
+2552
+2552
+2551
+2553
+2549
+2555
+2556
+2550
+2550
+2553
+2551
+2552
+2553
+2551
+2552
+2552
+2552
+2553
+2551
+2541
+2563
+2552
+5210
+2550
+2551
+2552
+2553
+2553
+2551
+2552
+2552
+2552
+2552
+2558
+2547
+2551
+2552
+2552
+2552
+2552
+2550
+2554
+2551
+2553
+2552
+2551
+2553
+2551
+2553
+2553
+2550
+2551
+2555
+2550
+2552
+2552
+2553
+2553
+2550
+2552
+2553
+2550
+2553
+2558
+2546
+2553
+2554
+2550
+2552
+2553
+2548
+2554
+2552
+2552
+2552
+2551
+2554
+2550
+2553
+2553
+2550
+2551
+2552
+2554
+2553
+2551
+2551
+2555
+2550
+2553
+2552
+2550
+2554
+2550
+2553
+2553
+2553
+2550
+5210
+2553
+2549
+2553
+2551
+2552
+2552
+2556
+2548
+2549
+2555
+2551
+2557
+2548
+2552
+2552
+2552

decoder_modules/ryfi_decoder/src/main.cpp

@@ -23,9 +23,9 @@ SDRPP_MOD_INFO{
     /* Max instances    */ -1
 };
 
-#define INPUT_BANDWIDTH     138e3
-#define INPUT_SAMPLE_RATE   250e3
-#define INPUT_BAUDRATE      125e3
+#define INPUT_BANDWIDTH     600e3
+#define INPUT_SAMPLE_RATE   1000e3
+#define INPUT_BAUDRATE      500e3
 
 #define SYMBOL_DIAG_RATE    30
 #define SYMBOL_DIAG_COUNT   1024

decoder_modules/ryfi_decoder/src/ryfi/conv_codec.h

@@ -1,5 +1,6 @@
 #pragma once
 #include <stdint.h>
+#include <stddef.h>
 #include "dsp/processor.h"
 
 extern "C" {

decoder_modules/ryfi_decoder/src/ryfi/framing.h

@@ -1,6 +1,7 @@
 #pragma once
 #include "dsp/processor.h"
 #include <stdint.h>
+#include <stddef.h>
 
 namespace ryfi {
     // Synchronization word.

decoder_modules/ryfi_decoder/src/ryfi/packet.h

@@ -1,5 +1,6 @@
 #pragma once
 #include <stdint.h>
+#include <stddef.h>
 
 namespace ryfi {
     /**

decoder_modules/ryfi_decoder/src/ryfi/receiver.cpp

@@ -72,6 +72,7 @@ namespace ryfi {
         uint8_t* pktBuffer = new uint8_t[Packet::MAX_CONTENT_SIZE];
         int pktExpected = 0;
         int pktRead = 0;
+        int valid = 0;
 
         while (true) {
             // Read a frame
@@ -80,6 +81,7 @@ namespace ryfi {
 
             // Deserialize the frame
             Frame::deserialize(rs.out.readBuf, frame);
+            valid++;
 
             // Flush the stream
             rs.out.flush();
@@ -93,11 +95,12 @@ namespace ryfi {
             // If the frames aren't consecutive
             int frameRead = 0;
             if (frame.counter != expectedCounter) {
-                flog::warn("Lost at least {} frames", ((int)frame.counter - (int)expectedCounter + 0x10000) % 0x10000);
+                flog::warn("Lost at least {} frames after {} valid frames", ((int)frame.counter - (int)expectedCounter + 0x10000) % 0x10000, valid);
 
                 // Cancel the partial packet if there was one
                 pktExpected = 0;
                 pktRead = 0;
+                valid = 1;
 
                 // If this frame is not an idle frame or continuation frame
                 if (frame.firstPacket != PKT_OFFS_NONE) {

decoder_modules/ryfi_decoder/src/ryfi/rs_codec.h

@@ -1,5 +1,6 @@
 #pragma once
 #include <stdint.h>
+#include <stddef.h>
 #include "dsp/processor.h"
 
 extern "C" {

docker_builds/debian_bookworm/do_build.sh

@@ -35,10 +35,20 @@ make -j2
 make install
 cd ../../
 
+# Install libfobos
+git clone https://github.com/AlexandreRouma/libfobos
+cd libfobos
+mkdir build
+cd build
+cmake .. -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX=/usr
+make -j2
+make install
+cd ../../
+
 cd SDRPlusPlus
 mkdir build
 cd build
-cmake .. -DOPT_BUILD_BLADERF_SOURCE=ON -DOPT_BUILD_LIMESDR_SOURCE=ON -DOPT_BUILD_SDRPLAY_SOURCE=ON -DOPT_BUILD_NEW_PORTAUDIO_SINK=ON -DOPT_BUILD_M17_DECODER=ON -DOPT_BUILD_PERSEUS_SOURCE=ON -DOPT_BUILD_RFNM_SOURCE=ON
+cmake .. -DOPT_BUILD_BLADERF_SOURCE=ON -DOPT_BUILD_LIMESDR_SOURCE=ON -DOPT_BUILD_SDRPLAY_SOURCE=ON -DOPT_BUILD_NEW_PORTAUDIO_SINK=ON -DOPT_BUILD_M17_DECODER=ON -DOPT_BUILD_PERSEUS_SOURCE=ON -DOPT_BUILD_RFNM_SOURCE=ON -DOPT_BUILD_FOBOSSDR_SOURCE=ON
 make VERBOSE=1 -j2
 
 cd ..

docker_builds/debian_bullseye/do_build.sh

@@ -35,10 +35,20 @@ make -j2
 make install
 cd ../../
 
+# Install libfobos
+git clone https://github.com/AlexandreRouma/libfobos
+cd libfobos
+mkdir build
+cd build
+cmake .. -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX=/usr
+make -j2
+make install
+cd ../../
+
 cd SDRPlusPlus
 mkdir build
 cd build
-cmake .. -DOPT_BUILD_BLADERF_SOURCE=ON -DOPT_BUILD_LIMESDR_SOURCE=ON -DOPT_BUILD_SDRPLAY_SOURCE=ON -DOPT_BUILD_NEW_PORTAUDIO_SINK=ON -DOPT_BUILD_M17_DECODER=ON -DOPT_BUILD_PERSEUS_SOURCE=ON -DOPT_BUILD_RFNM_SOURCE=ON
+cmake .. -DOPT_BUILD_BLADERF_SOURCE=ON -DOPT_BUILD_LIMESDR_SOURCE=ON -DOPT_BUILD_SDRPLAY_SOURCE=ON -DOPT_BUILD_NEW_PORTAUDIO_SINK=ON -DOPT_BUILD_M17_DECODER=ON -DOPT_BUILD_PERSEUS_SOURCE=ON -DOPT_BUILD_RFNM_SOURCE=ON -DOPT_BUILD_FOBOSSDR_SOURCE=ON
 make VERBOSE=1 -j2
 
 cd ..

docker_builds/debian_buster/do_build.sh

@@ -35,10 +35,20 @@ make -j2
 make install
 cd ../../
 
+# Install libfobos
+git clone https://github.com/AlexandreRouma/libfobos
+cd libfobos
+mkdir build
+cd build
+cmake .. -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX=/usr
+make -j2
+make install
+cd ../../
+
 cd SDRPlusPlus
 mkdir build
 cd build
-cmake .. -DOPT_BUILD_SDRPLAY_SOURCE=ON -DOPT_BUILD_BLADERF_SOURCE=OFF -DOPT_BUILD_LIMESDR_SOURCE=ON -DOPT_BUILD_NEW_PORTAUDIO_SINK=ON -DOPT_BUILD_M17_DECODER=ON -DOPT_BUILD_PERSEUS_SOURCE=ON -DOPT_BUILD_RFNM_SOURCE=ON
+cmake .. -DOPT_BUILD_SDRPLAY_SOURCE=ON -DOPT_BUILD_BLADERF_SOURCE=OFF -DOPT_BUILD_LIMESDR_SOURCE=ON -DOPT_BUILD_NEW_PORTAUDIO_SINK=ON -DOPT_BUILD_M17_DECODER=ON -DOPT_BUILD_PERSEUS_SOURCE=ON -DOPT_BUILD_RFNM_SOURCE=ON -DOPT_BUILD_FOBOSSDR_SOURCE=ON
 make VERBOSE=1 -j2
 
 cd ..

docker_builds/debian_sid/do_build.sh

@@ -35,10 +35,20 @@ make -j2
 make install
 cd ../../
 
+# Install libfobos
+git clone https://github.com/AlexandreRouma/libfobos
+cd libfobos
+mkdir build
+cd build
+cmake .. -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX=/usr
+make -j2
+make install
+cd ../../
+
 cd SDRPlusPlus
 mkdir build
 cd build
-cmake .. -DOPT_BUILD_BLADERF_SOURCE=ON -DOPT_BUILD_LIMESDR_SOURCE=ON -DOPT_BUILD_SDRPLAY_SOURCE=ON -DOPT_BUILD_NEW_PORTAUDIO_SINK=ON -DOPT_BUILD_M17_DECODER=ON -DOPT_BUILD_PERSEUS_SOURCE=ON -DOPT_BUILD_RFNM_SOURCE=ON
+cmake .. -DOPT_BUILD_BLADERF_SOURCE=ON -DOPT_BUILD_LIMESDR_SOURCE=ON -DOPT_BUILD_SDRPLAY_SOURCE=ON -DOPT_BUILD_NEW_PORTAUDIO_SINK=ON -DOPT_BUILD_M17_DECODER=ON -DOPT_BUILD_PERSEUS_SOURCE=ON -DOPT_BUILD_RFNM_SOURCE=ON -DOPT_BUILD_FOBOSSDR_SOURCE=ON
 make VERBOSE=1 -j2
 
 cd ..

docker_builds/fedora_40/Dockerfile

@@ -1,4 +0,0 @@
-FROM fedora:40
-ENV DEBIAN_FRONTEND=noninteractive 
-COPY do_build.sh /root
-RUN chmod +x /root/do_build.sh

docker_builds/fedora_40/do_build.sh

@@ -1,31 +0,0 @@
-#!/bin/bash
-set -e
-cd /root
-
-# Install dependencies and tools
-dnf update -y
-dnf install -y make gcc g++ cmake git wget p7zip fftw-devel glfw-devel volk-devel libzstd-devel codec2-devel airspyone_host-devel rtaudio-devel \
-            hackrf-devel rtl-sdr-devel portaudio-devel spdlog-devel libusbg-devel
-
-# Install SDRPlay libraries
-wget https://www.sdrplay.com/software/SDRplay_RSP_API-Linux-3.15.1.run
-7za x ./SDRplay_RSP_API-Linux-3.15.1.run
-7za x ./SDRplay_RSP_API-Linux-3.15.1
-cp x86_64/libsdrplay_api.so.3.15 /usr/lib/libsdrplay_api.so
-cp inc/* /usr/include/
-
-# Install librfnm
-git clone https://github.com/AlexandreRouma/librfnm
-cd librfnm
-mkdir build
-cd build
-cmake .. -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX=/usr
-make -j2
-make install
-cd ../../
-
-cd SDRPlusPlus
-mkdir build
-cd build
-cmake .. -DOPT_BUILD_AIRSPYHF_SOURCE=OFF -DOPT_BUILD_PLUTOSDR_SOURCE=OFF -DOPT_BUILD_RFNM_SOURCE=ON -DOPT_BUILD_SDRPLAY_SOURCE=ON -DOPT_BUILD_NEW_PORTAUDIO_SINK=ON -DOPT_BUILD_M17_DECODER=ON
-make VERBOSE=1 -j2

docker_builds/ubuntu_bionic/do_build.sh

@@ -61,6 +61,16 @@ make -j2
 make install
 cd ../../
 
+# Install libfobos
+git clone https://github.com/AlexandreRouma/libfobos
+cd libfobos
+mkdir build
+cd build
+cmake .. -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX=/usr
+make -j2
+make install
+cd ../../
+
 # Fix missing .pc file for codec2
 echo 'prefix=/usr/' >> /usr/share/pkgconfig/codec2.pc
 echo 'libdir=/usr/include/x86_64-linux-gnu/' >> /usr/share/pkgconfig/codec2.pc
@@ -76,7 +86,7 @@ echo 'Cflags: -I/usr/include/codec2' >> /usr/share/pkgconfig/codec2.pc
 cd SDRPlusPlus
 mkdir build
 cd build
-cmake .. -DOPT_BUILD_SDRPLAY_SOURCE=ON -DOPT_BUILD_BLADERF_SOURCE=OFF -DOPT_BUILD_LIMESDR_SOURCE=ON -DOPT_BUILD_NEW_PORTAUDIO_SINK=ON -DOPT_OVERRIDE_STD_FILESYSTEM=ON -DOPT_BUILD_M17_DECODER=ON -DOPT_BUILD_PERSEUS_SOURCE=ON -DOPT_BUILD_RFNM_SOURCE=ON
+cmake .. -DOPT_BUILD_SDRPLAY_SOURCE=ON -DOPT_BUILD_BLADERF_SOURCE=OFF -DOPT_BUILD_LIMESDR_SOURCE=ON -DOPT_BUILD_NEW_PORTAUDIO_SINK=ON -DOPT_OVERRIDE_STD_FILESYSTEM=ON -DOPT_BUILD_M17_DECODER=ON -DOPT_BUILD_PERSEUS_SOURCE=ON -DOPT_BUILD_RFNM_SOURCE=ON -DOPT_BUILD_FOBOSSDR_SOURCE=ON
 make VERBOSE=1 -j2
 
 # Generate package

docker_builds/ubuntu_focal/do_build.sh

@@ -35,10 +35,20 @@ make -j2
 make install
 cd ../../
 
+# Install libfobos
+git clone https://github.com/AlexandreRouma/libfobos
+cd libfobos
+mkdir build
+cd build
+cmake .. -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX=/usr
+make -j2
+make install
+cd ../../
+
 cd SDRPlusPlus
 mkdir build
 cd build
-cmake .. -DOPT_BUILD_BLADERF_SOURCE=ON -DOPT_BUILD_LIMESDR_SOURCE=ON -DOPT_BUILD_SDRPLAY_SOURCE=ON -DOPT_BUILD_NEW_PORTAUDIO_SINK=ON -DOPT_BUILD_M17_DECODER=ON -DOPT_BUILD_PERSEUS_SOURCE=ON -DOPT_BUILD_RFNM_SOURCE=ON
+cmake .. -DOPT_BUILD_BLADERF_SOURCE=ON -DOPT_BUILD_LIMESDR_SOURCE=ON -DOPT_BUILD_SDRPLAY_SOURCE=ON -DOPT_BUILD_NEW_PORTAUDIO_SINK=ON -DOPT_BUILD_M17_DECODER=ON -DOPT_BUILD_PERSEUS_SOURCE=ON -DOPT_BUILD_RFNM_SOURCE=ON -DOPT_BUILD_FOBOSSDR_SOURCE=ON
 make VERBOSE=1 -j2
 
 cd ..

docker_builds/ubuntu_jammy/do_build.sh

@@ -35,10 +35,20 @@ make -j2
 make install
 cd ../../
 
+# Install libfobos
+git clone https://github.com/AlexandreRouma/libfobos
+cd libfobos
+mkdir build
+cd build
+cmake .. -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX=/usr
+make -j2
+make install
+cd ../../
+
 cd SDRPlusPlus
 mkdir build
 cd build
-cmake .. -DOPT_BUILD_BLADERF_SOURCE=ON -DOPT_BUILD_LIMESDR_SOURCE=ON -DOPT_BUILD_SDRPLAY_SOURCE=ON -DOPT_BUILD_NEW_PORTAUDIO_SINK=ON -DOPT_BUILD_M17_DECODER=ON -DOPT_BUILD_PERSEUS_SOURCE=ON -DOPT_BUILD_RFNM_SOURCE=ON
+cmake .. -DOPT_BUILD_BLADERF_SOURCE=ON -DOPT_BUILD_LIMESDR_SOURCE=ON -DOPT_BUILD_SDRPLAY_SOURCE=ON -DOPT_BUILD_NEW_PORTAUDIO_SINK=ON -DOPT_BUILD_M17_DECODER=ON -DOPT_BUILD_PERSEUS_SOURCE=ON -DOPT_BUILD_RFNM_SOURCE=ON -DOPT_BUILD_FOBOSSDR_SOURCE=ON
 make VERBOSE=1 -j2
 
 cd ..

docker_builds/ubuntu_mantic/do_build.sh

@@ -35,10 +35,20 @@ make -j2
 make install
 cd ../../
 
+# Install libfobos
+git clone https://github.com/AlexandreRouma/libfobos
+cd libfobos
+mkdir build
+cd build
+cmake .. -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX=/usr
+make -j2
+make install
+cd ../../
+
 cd SDRPlusPlus
 mkdir build
 cd build
-cmake .. -DOPT_BUILD_BLADERF_SOURCE=ON -DOPT_BUILD_LIMESDR_SOURCE=ON -DOPT_BUILD_SDRPLAY_SOURCE=ON -DOPT_BUILD_NEW_PORTAUDIO_SINK=ON -DOPT_BUILD_M17_DECODER=ON -DOPT_BUILD_PERSEUS_SOURCE=ON -DOPT_BUILD_RFNM_SOURCE=ON
+cmake .. -DOPT_BUILD_BLADERF_SOURCE=ON -DOPT_BUILD_LIMESDR_SOURCE=ON -DOPT_BUILD_SDRPLAY_SOURCE=ON -DOPT_BUILD_NEW_PORTAUDIO_SINK=ON -DOPT_BUILD_M17_DECODER=ON -DOPT_BUILD_PERSEUS_SOURCE=ON -DOPT_BUILD_RFNM_SOURCE=ON -DOPT_BUILD_FOBOSSDR_SOURCE=ON
 make VERBOSE=1 -j2
 
 cd ..

docker_builds/ubuntu_noble/do_build.sh

@@ -35,10 +35,20 @@ make -j2
 make install
 cd ../../
 
+# Install libfobos
+git clone https://github.com/AlexandreRouma/libfobos
+cd libfobos
+mkdir build
+cd build
+cmake .. -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX=/usr
+make -j2
+make install
+cd ../../
+
 cd SDRPlusPlus
 mkdir build
 cd build
-cmake .. -DOPT_BUILD_BLADERF_SOURCE=ON -DOPT_BUILD_LIMESDR_SOURCE=ON -DOPT_BUILD_SDRPLAY_SOURCE=ON -DOPT_BUILD_NEW_PORTAUDIO_SINK=ON -DOPT_BUILD_M17_DECODER=ON -DOPT_BUILD_PERSEUS_SOURCE=ON -DOPT_BUILD_RFNM_SOURCE=ON
+cmake .. -DOPT_BUILD_BLADERF_SOURCE=ON -DOPT_BUILD_LIMESDR_SOURCE=ON -DOPT_BUILD_SDRPLAY_SOURCE=ON -DOPT_BUILD_NEW_PORTAUDIO_SINK=ON -DOPT_BUILD_M17_DECODER=ON -DOPT_BUILD_PERSEUS_SOURCE=ON -DOPT_BUILD_RFNM_SOURCE=ON -DOPT_BUILD_FOBOSSDR_SOURCE=ON
 make VERBOSE=1 -j2
 
 cd ..

make_macos_bundle.sh

@@ -35,6 +35,7 @@ bundle_install_binary $BUNDLE $BUNDLE/Contents/Plugins $BUILD_DIR/source_modules
 bundle_install_binary $BUNDLE $BUNDLE/Contents/Plugins $BUILD_DIR/source_modules/airspyhf_source/airspyhf_source.dylib
 bundle_install_binary $BUNDLE $BUNDLE/Contents/Plugins $BUILD_DIR/source_modules/bladerf_source/bladerf_source.dylib
 bundle_install_binary $BUNDLE $BUNDLE/Contents/Plugins $BUILD_DIR/source_modules/file_source/file_source.dylib
+bundle_install_binary $BUNDLE $BUNDLE/Contents/Plugins $BUILD_DIR/source_modules/file_source/fobossdr_source.dylib
 bundle_install_binary $BUNDLE $BUNDLE/Contents/Plugins $BUILD_DIR/source_modules/hackrf_source/hackrf_source.dylib
 bundle_install_binary $BUNDLE $BUNDLE/Contents/Plugins $BUILD_DIR/source_modules/hermes_source/hermes_source.dylib
 bundle_install_binary $BUNDLE $BUNDLE/Contents/Plugins $BUILD_DIR/source_modules/limesdr_source/limesdr_source.dylib

make_windows_package.ps1

@@ -24,6 +24,9 @@ cp 'C:/Program Files/PothosSDR/bin/bladeRF.dll' sdrpp_windows_x64/
 
 cp $build_dir/source_modules/file_source/Release/file_source.dll sdrpp_windows_x64/modules/
 
+cp $build_dir/source_modules/fobossdr_source/Release/fobossdr_source.dll sdrpp_windows_x64/modules/
+cp 'C:/Program Files/RigExpert/Fobos/bin/fobos.dll' sdrpp_windows_x64/
+
 cp $build_dir/source_modules/hackrf_source/Release/hackrf_source.dll sdrpp_windows_x64/modules/
 cp 'C:/Program Files/PothosSDR/bin/hackrf.dll' sdrpp_windows_x64/
 

readme.md

@@ -324,8 +324,9 @@ Modules in beta are still included in releases for the most part but not enabled
 | audio_source         | Working    | rtaudio           | OPT_BUILD_AUDIO_SOURCE         | ✅              | ✅                     | ✅                         |
 | bladerf_source       | Working    | libbladeRF        | OPT_BUILD_BLADERF_SOURCE       | ⛔              | ✅ (not Debian Buster) | ✅                         |
 | file_source          | Working    | -                 | OPT_BUILD_FILE_SOURCE          | ✅              | ✅                     | ✅                         |
+| fobossdr_source      | Beta       | libfobos          | OPT_BUILD_FOBOSSDR_SOURCE      | ✅              | ✅                     | ✅                         |
 | hackrf_source        | Working    | libhackrf         | OPT_BUILD_HACKRF_SOURCE        | ✅              | ✅                     | ✅                         |
-| harogic_source       | Unfinished | htra_api          | OPT_BUILD_HAROGIC_SOURCE       | ⛔              | ⛔                     | ⛔                         |
+| harogic_source       | Beta       | htra_api          | OPT_BUILD_HAROGIC_SOURCE       | ⛔              | ⛔                     | ✅                         |
 | hermes_source        | Beta       | -                 | OPT_BUILD_HERMES_SOURCE        | ✅              | ✅                     | ✅                         |
 | limesdr_source       | Working    | liblimesuite      | OPT_BUILD_LIMESDR_SOURCE       | ⛔              | ✅                     | ✅                         |
 | network_source       | Unfinished | -                 | OPT_BUILD_NETWORK_SOURCE       | ✅              | ✅                     | ⛔                         |
@@ -339,9 +340,9 @@ Modules in beta are still included in releases for the most part but not enabled
 | sdrpp_server_source  | Working    | -                 | OPT_BUILD_SDRPP_SERVER_SOURCE  | ✅              | ✅                     | ✅                         |
 | soapy_source         | Deprecated | soapysdr          | OPT_BUILD_SOAPY_SOURCE         | ⛔              | ⛔                     | ⛔                         |
 | spectran_source      | Unfinished | RTSA Suite        | OPT_BUILD_SPECTRAN_SOURCE      | ⛔              | ⛔                     | ⛔                         |
-| spectran_http_source | Beta       | -                 | OPT_BUILD_SPECTRAN_HTTP_SOURCE | ✅              | ✅                     | ⛔                         |
+| spectran_http_source | Beta       | -                 | OPT_BUILD_SPECTRAN_HTTP_SOURCE | ✅              | ✅                     | ✅                         |
 | spyserver_source     | Working    | -                 | OPT_BUILD_SPYSERVER_SOURCE     | ✅              | ✅                     | ✅                         |
-| usrp_source          | Beta       | libuhd            | OPT_BUILD_USRP_SOURCE          | ⛔              | ⛔                     | ⛔                         |
+| usrp_source          | Beta       | libuhd            | OPT_BUILD_USRP_SOURCE          | ⛔              | ⛔                     | ✅                         |
 
 ## Sinks
 
@@ -358,6 +359,7 @@ Modules in beta are still included in releases for the most part but not enabled
 | Name                | Stage      | Dependencies | Option                        | Built by default| Built in Release | Enabled in SDR++ by default |
 |---------------------|------------|--------------|-------------------------------|:---------------:|:----------------:|:---------------------------:|
 | atv_decoder         | Unfinished | -            | OPT_BUILD_ATV_DECODER         | ⛔              | ⛔              | ⛔                         |
+| dab_decoder         | Unfinished | -            | OPT_BUILD_DAB_DECODER         | ⛔              | ⛔              | ⛔                         |
 | falcon9_decoder     | Unfinished | ffplay       | OPT_BUILD_FALCON9_DECODER     | ⛔              | ⛔              | ⛔                         |
 | kgsstv_decoder      | Unfinished | -            | OPT_BUILD_KGSSTV_DECODER      | ⛔              | ⛔              | ⛔                         |
 | m17_decoder         | Working    | -            | OPT_BUILD_M17_DECODER         | ⛔              | ✅              | ⛔                         |

sdrpp.desktop

@@ -3,7 +3,7 @@ Encoding=UTF-8
 Version=1.0
 Type=Application
 Terminal=false
-Exec=@SDRPP_BIN_INSTALL_DIR@/sdrpp
+Exec=@CMAKE_INSTALL_PREFIX@/bin/sdrpp
 Name=SDR++
-Icon=@SDRPP_RES_INSTALL_DIR@/icons/sdrpp.png
+Icon=@CMAKE_INSTALL_PREFIX@/share/sdrpp/icons/sdrpp.png
 Categories=HamRadio

sdrpp_module.cmake

@@ -6,10 +6,6 @@ if (NOT SDRPP_MODULE_COMPILER_FLAGS)
     set(SDRPP_MODULE_COMPILER_FLAGS @SDRPP_MODULE_COMPILER_FLAGS@)
 endif ()
 
-# Add compiler definitions for the directories
-add_definitions(-DSDRPP_MODULES_LOAD_DIR="${SDRPP_MODULES_LOAD_DIR}")
-add_definitions(-DSDRPP_RES_LOAD_DIR="${SDRPP_RES_LOAD_DIR}")
-
 # Created shared lib and link to core
 add_library(${PROJECT_NAME} SHARED ${SRC})
 target_link_libraries(${PROJECT_NAME} PRIVATE sdrpp_core)
@@ -20,4 +16,4 @@ set_target_properties(${PROJECT_NAME} PROPERTIES PREFIX "")
 target_compile_options(${PROJECT_NAME} PRIVATE ${SDRPP_MODULE_COMPILER_FLAGS})
 
 # Install directives
-install(TARGETS ${PROJECT_NAME} DESTINATION ${SDRPP_MODULES_INSTALL_DIR})
+install(TARGETS ${PROJECT_NAME} DESTINATION lib/sdrpp/plugins)

sink_modules/network_sink/src/main.cpp

@@ -217,14 +217,19 @@ private:
     }
 
     void startServer() {
-        if (modeId == SINK_MODE_TCP) {
-            listener = net::listen(hostname, port);
-            if (listener) {
-                listener->acceptAsync(clientHandler, this);
+        try {
+            if (modeId == SINK_MODE_TCP) {
+                listener = net::listen(hostname, port);
+                if (listener) {
+                    listener->acceptAsync(clientHandler, this);
+                }
+            }
+            else {
+                conn = net::openUDP("0.0.0.0", port, hostname, port, false);
             }
         }
-        else {
-            conn = net::openUDP("0.0.0.0", port, hostname, port, false);
+        catch (const std::exception& e) {
+            flog::error("Failed to open socket: {}", e.what());
         }
     }
 

source_modules/fobossdr_source/CMakeLists.txt

@@ -0,0 +1,21 @@
+cmake_minimum_required(VERSION 3.13)
+project(fobossdr_source)
+
+file(GLOB SRC "src/*.cpp")
+
+include(${SDRPP_MODULE_CMAKE})
+
+if (MSVC)
+    # Lib path
+    target_link_directories(fobossdr_source PRIVATE "C:/Program Files/RigExpert/Fobos/lib/")
+    target_include_directories(fobossdr_source PRIVATE "C:/Program Files/RigExpert/Fobos/include/")
+    target_link_libraries(fobossdr_source PRIVATE fobos)
+else (MSVC)
+    find_package(PkgConfig)
+
+    pkg_check_modules(LIBFOBOS REQUIRED libfobos)
+
+    target_include_directories(fobossdr_source PRIVATE ${LIBFOBOS_INCLUDE_DIRS})
+    target_link_directories(fobossdr_source PRIVATE ${LIBFOBOS_LIBRARY_DIRS})
+    target_link_libraries(fobossdr_source PRIVATE ${LIBFOBOS_LIBRARIES})
+endif ()

source_modules/fobossdr_source/src/main.cpp

@@ -0,0 +1,560 @@
+#include <imgui.h>
+#include <module.h>
+#include <gui/gui.h>
+#include <gui/smgui.h>
+#include <signal_path/signal_path.h>
+#include <core.h>
+#include <utils/optionlist.h>
+#include <atomic>
+#include <fobos.h>
+
+SDRPP_MOD_INFO{
+    /* Name:            */ "fobossdr_source",
+    /* Description:     */ "FobosSDR Source Module",
+    /* Author:          */ "Ryzerth",
+    /* Version:         */ 0, 1, 0,
+    /* Max instances    */ -1
+};
+
+ConfigManager config;
+
+#define CONCAT(a, b) ((std::string(a) + b).c_str())
+
+// Work around for the fobos API not including
+#define FOBOS_LNA_GAIN_MIN  1
+#define FOBOS_LNA_GAIN_MAX  3
+#define FOBOS_VGA_GAIN_MIN  0
+#define FOBOS_VGA_GAIN_MAX  31
+
+class FobosSDRSourceModule : public ModuleManager::Instance {
+public:
+    FobosSDRSourceModule(std::string name) {
+        this->name = name;
+
+        sampleRate = 50000000.0;
+
+        // Initialize the DDC
+        ddc.init(&ddcIn, 50e6, 50e6, 50e6, 0.0);
+
+        handler.ctx = this;
+        handler.selectHandler = menuSelected;
+        handler.deselectHandler = menuDeselected;
+        handler.menuHandler = menuHandler;
+        handler.startHandler = start;
+        handler.stopHandler = stop;
+        handler.tuneHandler = tune;
+        handler.stream = &ddc.out;
+
+        // Refresh devices
+        refresh();
+
+        // Select device from config
+        config.acquire();
+        std::string devSerial = config.conf["device"];
+        config.release();
+        select(devSerial);
+
+        sigpath::sourceManager.registerSource("FobosSDR", &handler);
+    }
+
+    ~FobosSDRSourceModule() {
+        // Nothing to do
+    }
+
+    void postInit() {}
+
+    void enable() {
+        enabled = true;
+    }
+
+    void disable() {
+        enabled = false;
+    }
+
+    bool isEnabled() {
+        return enabled;
+    }
+
+    enum Port {
+        PORT_RF,
+        PORT_HF1,
+        PORT_HF2
+    };
+
+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);
+    }
+
+    void refresh() {
+        devices.clear();
+        
+        // Get device list
+        char serials[1024];
+        memset(serials, 0, sizeof(serials));
+        int devCount = fobos_rx_list_devices(serials);
+        if (devCount < 0) {
+            flog::error("Failed to get device list: {}", devCount);
+            return;
+        }
+
+        // If no device, give up
+        if (!devCount) { return; }
+
+        // Generate device entries
+        const char* _serials = serials;
+        int index = 0;
+        while (*_serials) {
+            // Read serial until space
+            std::string serial = "";
+            while (*_serials) {
+                // Get a character
+                char c = *(_serials++);
+
+                // If it's a space, we're done
+                if (c == ' ') { break; }
+
+                // Otherwise, add it to the string
+                serial += c;
+            }
+
+            // Create entry
+            devices.define(serial, serial, index++);
+        }
+    }
+
+    void select(const std::string& serial) {
+        // If there are no devices, give up
+        if (devices.empty()) {
+            selectedSerial.clear();
+            return;
+        }
+
+        // If the serial was not found, select the first available serial
+        if (!devices.keyExists(serial)) {
+            select(devices.key(0));
+            return;
+        }
+
+        // Get the ID in the list
+        int id = devices.keyId(serial);
+        selectedDevId = devices[id];
+
+        // Open the device
+        fobos_dev_t* dev;
+        int err = fobos_rx_open(&dev, selectedDevId);
+        if (err) {
+            flog::error("Failed to open device: {}", err);
+            return;
+        }
+
+        // Get a list of supported samplerates
+        double srList[128];
+        unsigned int srCount;
+        err = fobos_rx_get_samplerates(dev, srList, &srCount);
+        if (err) {
+            flog::error("Failed to get samplerate list: {}", err);
+            return;
+        }
+
+        // Generate samplerate list
+        samplerates.clear();
+        for (int i = 0; i < srCount; i++) {
+            std::string str = getBandwdithScaled(srList[i]);
+            samplerates.define(srList[i], str, srList[i]);
+        }
+
+        // Add some custom samplerates
+        samplerates.define(5e6, "5.0MHz", 5e6);
+        samplerates.define(2.5e6, "2.5MHz", 2.5e6);
+        samplerates.define(1.25e6, "1.25MHz", 1.25e6);
+
+        // Define the ports
+        ports.clear();
+        ports.define("rf", "RF", PORT_RF);
+        ports.define("hf1", "HF1", PORT_HF1);
+        ports.define("hf2", "HF2", PORT_HF2);
+
+        // Define clock sources
+        clockSources.clear();
+        clockSources.define("internal", "Internal", 0);
+        clockSources.define("external", "External", 1);
+
+        // Close the device
+        fobos_rx_close(dev);
+
+        // Save serial number
+        selectedSerial = serial;
+        devId = id;
+
+        // Load default options
+        sampleRate = 50e6;
+        srId = samplerates.valueId(sampleRate);
+        port = PORT_RF;
+        portId = ports.valueId(port);
+        clkSrcId = clockSources.nameId("Internal");
+        lnaGain = 0;
+        vgaGain = 0;
+
+        // Load config
+        config.acquire();
+        if (config.conf["devices"][selectedSerial].contains("samplerate")) {
+            int desiredSr = config.conf["devices"][selectedSerial]["samplerate"];
+            if (samplerates.keyExists(desiredSr)) {
+                srId = samplerates.keyId(desiredSr);
+                sampleRate = samplerates[srId];
+            }
+        }
+        if (config.conf["devices"][selectedSerial].contains("port")) {
+            std::string desiredPort = config.conf["devices"][selectedSerial]["port"];
+            if (ports.keyExists(desiredPort)) {
+                portId = ports.keyId(desiredPort);
+                port = ports[portId];
+            }
+        }
+        if (config.conf["devices"][selectedSerial].contains("clkSrc")) {
+            std::string desiredClkSrc = config.conf["devices"][selectedSerial]["clkSrc"];
+            if (clockSources.keyExists(desiredClkSrc)) {
+                clkSrcId = clockSources.keyId(desiredClkSrc);
+            }
+        }
+        if (config.conf["devices"][selectedSerial].contains("lnaGain")) {
+            lnaGain = std::clamp<int>(config.conf["devices"][selectedSerial]["lnaGain"], FOBOS_LNA_GAIN_MIN, FOBOS_LNA_GAIN_MAX);
+        }
+        if (config.conf["devices"][selectedSerial].contains("vgaGain")) {
+            vgaGain = std::clamp<int>(config.conf["devices"][selectedSerial]["vgaGain"], FOBOS_VGA_GAIN_MIN, FOBOS_VGA_GAIN_MAX);
+        }
+        config.release();
+
+        // Update the samplerate
+        core::setInputSampleRate(sampleRate);
+    }
+
+    static void menuSelected(void* ctx) {
+        FobosSDRSourceModule* _this = (FobosSDRSourceModule*)ctx;
+        core::setInputSampleRate(_this->sampleRate);
+        flog::info("FobosSDRSourceModule '{0}': Menu Select!", _this->name);
+    }
+
+    static void menuDeselected(void* ctx) {
+        FobosSDRSourceModule* _this = (FobosSDRSourceModule*)ctx;
+        flog::info("FobosSDRSourceModule '{0}': Menu Deselect!", _this->name);
+    }
+
+    static void start(void* ctx) {
+        FobosSDRSourceModule* _this = (FobosSDRSourceModule*)ctx;
+        if (_this->running) { return; }
+
+        // Open the device
+        int err = fobos_rx_open(&_this->openDev, _this->selectedDevId);
+        if (err) {
+            flog::error("Failed to open device: {}", err);
+            return;
+        }
+
+        // Get the selected port
+        _this->port = _this->ports[_this->portId];
+
+        // Configure the device
+        double actualSr, actualFreq;
+        fobos_rx_set_samplerate(_this->openDev, (_this->sampleRate >= 50e6) ? _this->sampleRate : 50e6, &actualSr);
+        fobos_rx_set_frequency(_this->openDev, _this->freq, &actualFreq);
+        fobos_rx_set_direct_sampling(_this->openDev, _this->port != PORT_RF);
+        fobos_rx_set_clk_source(_this->openDev, _this->clockSources[_this->clkSrcId]);
+        fobos_rx_set_lna_gain(_this->openDev, _this->lnaGain);
+        fobos_rx_set_vga_gain(_this->openDev, _this->vgaGain);
+
+        // Configure the DDC
+        if (_this->port == PORT_RF && _this->sampleRate >= 50e6) {
+            // Set the frequency
+            fobos_rx_set_frequency(_this->openDev, _this->freq, &actualFreq);
+        }
+        else if (_this->port == PORT_RF) {
+            // Set the frequency
+            fobos_rx_set_frequency(_this->openDev, _this->freq, &actualFreq);
+
+            // Configure and start the DDC for decimation only
+            _this->ddc.setInSamplerate(actualSr);
+            _this->ddc.setOutSamplerate(_this->sampleRate, _this->sampleRate);
+            _this->ddc.setOffset(0.0);
+            _this->ddc.start();
+        }
+        else {
+            // Configure and start the DDC
+            _this->ddc.setInSamplerate(actualSr);
+            _this->ddc.setOutSamplerate(_this->sampleRate, _this->sampleRate);
+            _this->ddc.setOffset(_this->freq);
+            _this->ddc.start();
+        }
+
+        // Compute buffer size (Lower than usual, but it's a workaround for their API having broken streaming)
+        _this->bufferSize = _this->sampleRate / 400.0;
+
+        // Start streaming
+        err = fobos_rx_start_sync(_this->openDev, _this->bufferSize);
+        if (err) {
+            flog::error("Failed to start stream: {}", err);
+            return;
+        }
+
+        // Start worker
+        _this->run = true;
+        _this->workerThread = std::thread(&FobosSDRSourceModule::worker, _this);
+        
+        _this->running = true;
+        flog::info("FobosSDRSourceModule '{0}': Start!", _this->name);
+    }
+
+    static void stop(void* ctx) {
+        FobosSDRSourceModule* _this = (FobosSDRSourceModule*)ctx;
+        if (!_this->running) { return; }
+        _this->running = false;
+
+        // Stop worker
+        _this->run = false;
+        if (_this->port == PORT_RF && _this->sampleRate >= 50e6) {
+            _this->ddc.out.stopWriter();
+            if (_this->workerThread.joinable()) { _this->workerThread.join(); }
+            _this->ddc.out.clearWriteStop();
+        }
+        else {
+            _this->ddcIn.stopWriter();
+            if (_this->workerThread.joinable()) { _this->workerThread.join(); }
+            _this->ddcIn.clearWriteStop();
+        }
+
+        // Stop streaming
+        fobos_rx_stop_sync(_this->openDev);
+
+        // Stop the DDC
+        _this->ddc.stop();
+
+        // Close the device
+        fobos_rx_close(_this->openDev);
+
+        flog::info("FobosSDRSourceModule '{0}': Stop!", _this->name);
+    }
+
+    static void tune(double freq, void* ctx) {
+        FobosSDRSourceModule* _this = (FobosSDRSourceModule*)ctx;
+        if (_this->running) {
+            if (_this->port == PORT_RF) {
+                double actual; // Dummy, don't care
+                fobos_rx_set_frequency(_this->openDev, freq, &actual);
+            }
+            else {
+                _this->ddc.setOffset(freq);
+            }
+        }
+        _this->freq = freq;
+        flog::info("FobosSDRSourceModule '{0}': Tune: {1}!", _this->name, freq);
+    }
+
+    static void menuHandler(void* ctx) {
+        FobosSDRSourceModule* _this = (FobosSDRSourceModule*)ctx;
+        
+        if (_this->running) { SmGui::BeginDisabled(); }
+
+        SmGui::FillWidth();
+        SmGui::ForceSync();
+        if (SmGui::Combo(CONCAT("##_fobossdr_dev_sel_", _this->name), &_this->devId, _this->devices.txt)) {
+            _this->select(_this->devices.key(_this->devId));
+            core::setInputSampleRate(_this->sampleRate);
+            config.acquire();
+            config.conf["device"] = _this->selectedSerial;
+            config.release(true);
+        }
+
+        if (SmGui::Combo(CONCAT("##_fobossdr_sr_sel_", _this->name), &_this->srId, _this->samplerates.txt)) {
+            _this->sampleRate = _this->samplerates.value(_this->srId);
+            core::setInputSampleRate(_this->sampleRate);
+            if (!_this->selectedSerial.empty()) {
+                config.acquire();
+                config.conf["devices"][_this->selectedSerial]["samplerate"] = _this->samplerates.key(_this->srId);
+                config.release(true);
+            }
+        }
+
+        SmGui::SameLine();
+        SmGui::FillWidth();
+        SmGui::ForceSync();
+        if (SmGui::Button(CONCAT("Refresh##_fobossdr_refr_", _this->name))) {
+            _this->refresh();
+            _this->select(_this->selectedSerial);
+            core::setInputSampleRate(_this->sampleRate);
+        }
+
+        SmGui::LeftLabel("Antenna Port");
+        SmGui::FillWidth();
+        if (SmGui::Combo(CONCAT("##_fobossdr_port_", _this->name), &_this->portId, _this->ports.txt)) {
+            if (!_this->selectedSerial.empty()) {
+                config.acquire();
+                config.conf["devices"][_this->selectedSerial]["port"] = _this->ports.key(_this->portId);
+                config.release(true);
+            }
+        }
+
+        if (_this->running) { SmGui::EndDisabled(); }
+
+        SmGui::LeftLabel("Clock Source");
+        SmGui::FillWidth();
+        if (SmGui::Combo(CONCAT("##_fobossdr_clk_", _this->name), &_this->clkSrcId, _this->clockSources.txt)) {
+            if (_this->running) {
+                fobos_rx_set_clk_source(_this->openDev, _this->clockSources[_this->clkSrcId]);
+            }
+            if (!_this->selectedSerial.empty()) {
+                config.acquire();
+                config.conf["devices"][_this->selectedSerial]["clkSrc"] = _this->clockSources.key(_this->clkSrcId);
+                config.release(true);
+            }
+        }
+
+        if (_this->port == PORT_RF) {
+            SmGui::LeftLabel("LNA Gain");
+            SmGui::FillWidth();
+            if (SmGui::SliderInt(CONCAT("##_fobossdr_lna_gain_", _this->name), &_this->lnaGain, FOBOS_LNA_GAIN_MIN, FOBOS_LNA_GAIN_MAX)) {
+                if (_this->running) {
+                    fobos_rx_set_lna_gain(_this->openDev, _this->lnaGain);
+                }
+                if (!_this->selectedSerial.empty()) {
+                    config.acquire();
+                    config.conf["devices"][_this->selectedSerial]["lnaGain"] = _this->lnaGain;
+                    config.release(true);
+                }
+            }
+
+            SmGui::LeftLabel("VGA Gain");
+            SmGui::FillWidth();
+            if (SmGui::SliderInt(CONCAT("##_fobossdr_vga_gain_", _this->name), &_this->vgaGain, FOBOS_VGA_GAIN_MIN, FOBOS_VGA_GAIN_MAX)) {
+                if (_this->running) {
+                    fobos_rx_set_vga_gain(_this->openDev, _this->vgaGain);
+                }
+                if (!_this->selectedSerial.empty()) {
+                    config.acquire();
+                    config.conf["devices"][_this->selectedSerial]["vgaGain"] = _this->vgaGain;
+                    config.release(true);
+                }
+            }
+        }
+    }
+
+    void worker() {
+        // Select different processing depending on the mode
+        if (port == PORT_RF && sampleRate >= 50e6) {
+            while (run) {
+                // Read samples
+                unsigned int sampCount = 0;
+                int err = fobos_rx_read_sync(openDev, (float*)ddc.out.writeBuf, &sampCount);
+                if (err) { break; }
+                
+                // Send out samples to the core
+                if (!ddc.out.swap(sampCount)) { break; }
+            }
+        }
+        else if (port == PORT_RF) {
+            while (run) {
+                // Read samples
+                unsigned int sampCount = 0;
+                int err = fobos_rx_read_sync(openDev, (float*)ddcIn.writeBuf, &sampCount);
+                if (err) { break; }
+                
+                // Send samples to the DDC
+                if (!ddcIn.swap(sampCount)) { break; }
+            }
+        }
+        else if (port == PORT_HF1) {
+            while (run) {
+                // Read samples
+                unsigned int sampCount = 0;
+                int err = fobos_rx_read_sync(openDev, (float*)ddcIn.writeBuf, &sampCount);
+                if (err) { break; }
+
+                // Null out the HF2 samples
+                for (int i = 0; i < sampCount; i++) {
+                    ddcIn.writeBuf[i].im = 0.0f;
+                }
+                
+                // Send samples to the DDC
+                if (!ddcIn.swap(sampCount)) { break; }
+            }
+        }
+        else if (port == PORT_HF2) {
+            while (run) {
+                // Read samples
+                unsigned int sampCount = 0;
+                int err = fobos_rx_read_sync(openDev, (float*)ddcIn.writeBuf, &sampCount);
+                if (err) { break; }
+
+                // Null out the HF2 samples
+                for (int i = 0; i < sampCount; i++) {
+                    ddcIn.writeBuf[i].re = 0.0f;
+                }
+                
+                // Send samples to the DDC
+                if (!ddcIn.swap(sampCount)) { break; }
+            }
+        }
+    }
+
+    std::string name;
+    bool enabled = true;
+    double sampleRate;
+    SourceManager::SourceHandler handler;
+    bool running = false;
+    double freq;
+
+    OptionList<std::string, int> devices;
+    OptionList<int, double> samplerates;
+    OptionList<std::string, Port> ports;
+    OptionList<std::string, int> clockSources;
+    int devId = 0;
+    int srId = 0;
+    int portId = 0;
+    int clkSrcId = 0;
+    Port port;
+    int lnaGain = 0;
+    int vgaGain = 0;
+    std::string selectedSerial;
+    int selectedDevId;
+
+    fobos_dev_t* openDev;
+
+    int bufferSize;
+    std::thread workerThread;
+    std::atomic<bool> run = false;
+
+    dsp::stream<dsp::complex_t> ddcIn;
+    dsp::channel::RxVFO ddc;
+};
+
+MOD_EXPORT void _INIT_() {
+    json def = json({});
+    def["devices"] = json({});
+    def["device"] = "";
+    config.setPath(core::args["root"].s() + "/fobossdr_config.json");
+    config.load(def);
+    config.enableAutoSave();
+}
+
+MOD_EXPORT ModuleManager::Instance* _CREATE_INSTANCE_(std::string name) {
+    return new FobosSDRSourceModule(name);
+}
+
+MOD_EXPORT void _DELETE_INSTANCE_(void* instance) {
+    delete (FobosSDRSourceModule*)instance;
+}
+
+MOD_EXPORT void _END_() {
+    config.disableAutoSave();
+    config.save();
+}

source_modules/rtl_sdr_source/src/main.cpp

@@ -523,8 +523,8 @@ private:
         RTLSDRSourceModule* _this = (RTLSDRSourceModule*)ctx;
         int sampCount = len / 2;
         for (int i = 0; i < sampCount; i++) {
-            _this->stream.writeBuf[i].re = ((float)buf[i * 2] - 127.4f) / 128.0f;
-            _this->stream.writeBuf[i].im = ((float)buf[(i * 2) + 1] - 127.4f) / 128.0f;
+            _this->stream.writeBuf[i].re = ((float)buf[i * 2] - 127.4) / 128.0f;
+            _this->stream.writeBuf[i].im = ((float)buf[(i * 2) + 1] - 127.4) / 128.0f;
         }
         if (!_this->stream.swap(sampCount)) { return; }
     }