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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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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;