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Added recorder volume meter

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This commit is contained in:
zakrent
2020-12-26 01:01:19 +01:00
parent 4a03f0870c
commit 8946b4b4b6
3 changed files with 113 additions and 0 deletions
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57
core/src/imgui/imgui_custom.cpp Normal file
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@@ -0,0 +1,57 @@
#include "imgui_custom.h"
#include "imgui.h"
#ifndef IMGUI_DEFINE_MATH_OPERATORS
#define IMGUI_DEFINE_MATH_OPERATORS
#endif
#include "imgui_internal.h"
namespace ImGui{
void VolumeBar(float volumeL, float volumeR, float *holdL, float *holdR, const ImVec2& size_arg){
ImGuiWindow* window = GetCurrentWindow();
if (window->SkipItems)
return;
ImGuiContext& g = *GImGui;
const ImGuiStyle& style = g.Style;
ImVec2 pos = window->DC.CursorPos;
ImVec2 size = CalcItemSize(size_arg, CalcItemWidth(), g.FontSize + style.FramePadding.y * 2.0f);
ImRect bb(pos, pos + size);
ItemSize(size, style.FramePadding.y);
if (!ItemAdd(bb, 0))
return;
float fractionU = ImSaturate(1.0f+20*std::log10(volumeL)/60.0f);
float fractionD = ImSaturate(1.0f+20*std::log10(volumeR)/60.0f);
*holdL = std::max(*holdL-0.005f,fractionU);
*holdR = std::max(*holdR-0.005f,fractionD);
//Background
ImRect upbb(bb.Min, ImVec2(bb.Max.x, ImLerp(bb.Min.y, bb.Max.y, 0.4f)));
RenderRectFilledRangeH(window->DrawList, upbb, 0xff005500, 0.0f, 0.6f, 0.0f);
RenderRectFilledRangeH(window->DrawList, upbb, 0xff005555, 0.6f, 0.85f, 0.0f);
RenderRectFilledRangeH(window->DrawList, upbb, 0xff000055, 0.85f, 1.0f, 0.0f);
ImRect dwbb(ImVec2(bb.Min.x, ImLerp(bb.Min.y, bb.Max.y, 0.6f)), bb.Max);
RenderRectFilledRangeH(window->DrawList, dwbb, 0xff005500, 0.00f, 0.6f, 0.0f);
RenderRectFilledRangeH(window->DrawList, dwbb, 0xff005555, 0.60f, 0.85f, 0.0f);
RenderRectFilledRangeH(window->DrawList, dwbb, 0xff000055, 0.85f, 1.0f, 0.0f);
//Bar
RenderRectFilledRangeH(window->DrawList, upbb, 0xff00ff00, 0.00f, 0.60f*ImSaturate(fractionU/0.6f), 0.0f);
RenderRectFilledRangeH(window->DrawList, upbb, 0xff00ffff, 0.60f, 0.60f+0.25f*ImSaturate((fractionU-0.6f)/0.25f), 0.0f);
RenderRectFilledRangeH(window->DrawList, upbb, 0xff0000ff, 0.85f, 0.85f+0.15f*ImSaturate((fractionU-0.85f)/0.15f), 0.0f);
RenderRectFilledRangeH(window->DrawList, dwbb, 0xff00ff00, 0.00f, 0.60f*ImSaturate(fractionD/0.6f), 0.0f);
RenderRectFilledRangeH(window->DrawList, dwbb, 0xff00ffff, 0.60f, 0.60f+0.25f*ImSaturate((fractionD-0.6f)/0.25f), 0.0f);
RenderRectFilledRangeH(window->DrawList, dwbb, 0xff0000ff, 0.85f, 0.85f+0.15f*ImSaturate((fractionD-0.85f)/0.15f), 0.0f);
//Holders
RenderRectFilledRangeH(window->DrawList, upbb, GetColorU32(ImGuiCol_SliderGrab), *holdL, *holdL+0.01f, 0.0f);
RenderRectFilledRangeH(window->DrawList, dwbb, GetColorU32(ImGuiCol_SliderGrab), *holdR, *holdR+0.01f, 0.0f);
}
}

6
core/src/imgui/imgui_custom.h Normal file
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@@ -0,0 +1,6 @@
#pragma once
#include "imgui.h"
namespace ImGui{
IMGUI_API void VolumeBar(float volumeL, float volumeR, float *holdL, float *holdR, const ImVec2& size_arg);
};

50
recorder/src/main.cpp
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@@ -1,4 +1,5 @@
#include <imgui.h>
#include <imgui_custom.h>
#include <module.h>
#include <watcher.h>
#include <wav.h>
@@ -58,6 +59,9 @@ public:
selectedStreamId = 0;
lastNameList = "";
volumeHold = {0};
currentVolumePeak = {0};
config.aquire();
if (!config.conf.contains(name)) {
config.conf[name]["recMode"] = 1;
@@ -144,6 +148,12 @@ private:
ImGui::PopStyleColor();
}
{
std::lock_guard<std::mutex> lck(_this->volumeMtx);
ImGui::VolumeBar(_this->currentVolumePeak.l, _this->currentVolumePeak.r, &_this->volumeHold.l, &_this->volumeHold.r, ImVec2(-1.0f, 0.0f));
_this->volumePeakShouldReset = true;
}
// TODO: Change VFO ref in signal path
// TODO: Add VFO record
ImGui::Columns(2, CONCAT("RecordModeColumns##_", _this->name), false);
@@ -191,6 +201,7 @@ private:
sigpath::signalPath.unbindIQStream(_this->iqStream);
_this->writer->close();
delete _this->writer;
_this->currentVolumePeak = {0};
_this->recording = false;
}
uint64_t seconds = _this->samplesWritten / (uint64_t)_this->sampleRate;
@@ -238,6 +249,7 @@ private:
sigpath::sinkManager.unbindStream(_this->selectedStreamName, _this->audioStream);
_this->writer->close();
delete _this->writer;
_this->currentVolumePeak = {0};
_this->recording = false;
}
uint64_t seconds = _this->samplesWritten / (uint64_t)_this->sampleRate;
@@ -253,6 +265,23 @@ private:
while (true) {
int count = _this->audioStream->read();
if (count < 0) { break; }
{
std::lock_guard<std::mutex> lck(_this->volumeMtx);
if (_this->volumePeakShouldReset) {
_this->currentVolumePeak.l = 0.0f;
_this->currentVolumePeak.r = 0.0f;
_this->volumePeakShouldReset = false;
}
for (int i = 0; i < count; i++) {
_this->currentVolumePeak.l = std::max(_this->currentVolumePeak.l,
std::abs(_this->audioStream->readBuf[i].l));
_this->currentVolumePeak.r = std::max(_this->currentVolumePeak.r,
std::abs(_this->audioStream->readBuf[i].r));
}
}
for (int i = 0; i < count; i++) {
sampleBuf[(i * 2) + 0] = _this->audioStream->readBuf[i].l * 0x7FFF;
sampleBuf[(i * 2) + 1] = _this->audioStream->readBuf[i].r * 0x7FFF;
@@ -269,6 +298,23 @@ private:
while (true) {
int count = _this->iqStream->read();
if (count < 0) { break; }
{
std::lock_guard<std::mutex> lck(_this->volumeMtx);
if (_this->volumePeakShouldReset) {
_this->currentVolumePeak.l = 0.0f;
_this->currentVolumePeak.r = 0.0f;
_this->volumePeakShouldReset = false;
}
for (int i = 0; i < count; i++) {
_this->currentVolumePeak.l = std::max(_this->currentVolumePeak.l,
std::abs(_this->iqStream->readBuf[i].q));
_this->currentVolumePeak.r = std::max(_this->currentVolumePeak.r,
std::abs(_this->iqStream->readBuf[i].i));
}
}
for (int i = 0; i < count; i++) {
sampleBuf[(i * 2) + 0] = _this->iqStream->readBuf[i].q * 0x7FFF;
sampleBuf[(i * 2) + 1] = _this->iqStream->readBuf[i].i * 0x7FFF;
@@ -284,6 +330,10 @@ private:
bool enabled = true;
char path[4096];
bool pathValid = true;
std::mutex volumeMtx;
dsp::stereo_t currentVolumePeak;
dsp::stereo_t volumeHold;
bool volumePeakShouldReset;
dsp::stream<dsp::stereo_t>* audioStream;
dsp::stream<dsp::complex_t>* iqStream;
WavWriter* writer;