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Added baseband recording

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This commit is contained in:
AlexandreRouma
2020-10-22 12:53:46 +02:00
parent fa1e647235
commit 0d45217dfd
5 changed files with 181 additions and 87 deletions
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157
recorder/src/main.cpp
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@ -8,6 +8,8 @@
#include <ctime>
#include <signal_path/audio.h>
#include <gui/gui.h>
#include <signal_path/signal_path.h>
#include <config.h>
#define CONCAT(a, b) ((std::string(a) + b).c_str())
@ -75,56 +77,109 @@ private:
}
}
ImGui::PushItemWidth(menuColumnWidth);
if (!_this->recording) {
if (ImGui::Combo(CONCAT("##_strea_select_", _this->name), &_this->selectedStreamId, nameList.c_str())) {
_this->selectedStreamName = streamNames[_this->selectedStreamId];
ImGui::BeginGroup();
// TODO: Change VFO ref in signal path
ImGui::Columns(3, CONCAT("RecordModeColumns##_", _this->name), false);
if (ImGui::RadioButton(CONCAT("Baseband##_", _this->name), _this->recMode == 0) && _this->recMode != 0) {
_this->recMode = 0;
}
ImGui::NextColumn();
if (ImGui::RadioButton(CONCAT("Audio##_", _this->name), _this->recMode == 1) && _this->recMode != 1) {
_this->recMode = 1;
}
ImGui::NextColumn();
if (ImGui::RadioButton(CONCAT("VFO##_", _this->name), _this->recMode == 2) && _this->recMode != 2) {
_this->recMode = 2;
}
ImGui::Columns(1, CONCAT("EndRecordModeColumns##_", _this->name), false);
ImGui::EndGroup();
if (_this->recMode == 0) {
ImGui::PushItemWidth(menuColumnWidth);
if (!_this->recording) {
if (ImGui::Button("Record", ImVec2(menuColumnWidth, 0))) {
_this->samplesWritten = 0;
_this->sampleRate = sigpath::signalPath.getSampleRate();
_this->writer = new WavWriter(ROOT_DIR "/recordings/" + genFileName("baseband_"), 16, 2, _this->sampleRate);
_this->iqStream = new dsp::stream<dsp::complex_t>();
_this->iqStream->init(_this->sampleRate / 200.0);
sigpath::signalPath.bindIQStream(_this->iqStream);
_this->workerThread = std::thread(_iqWriteWorker, _this);
_this->recording = true;
_this->startTime = time(0);
}
ImGui::TextColored(ImGui::GetStyleColorVec4(ImGuiCol_Text), "Idle --:--:--");
}
else {
if (ImGui::Button("Stop", ImVec2(menuColumnWidth, 0))) {
_this->iqStream->stopReader();
_this->workerThread.join();
_this->iqStream->clearReadStop();
sigpath::signalPath.unbindIQStream(_this->iqStream);
_this->writer->close();
delete _this->writer;
_this->recording = false;
}
uint64_t seconds = _this->samplesWritten / (uint64_t)_this->sampleRate;
time_t diff = seconds;
tm *dtm = gmtime(&diff);
ImGui::TextColored(ImVec4(1.0f, 0.0f, 0.0f, 1.0f), "Recording %02d:%02d:%02d", dtm->tm_hour, dtm->tm_min, dtm->tm_sec);
}
}
else {
ImGui::PushItemFlag(ImGuiItemFlags_Disabled, true);
ImGui::PushStyleColor(ImGuiCol_Button, ImVec4(0.44f, 0.44f, 0.44f, 0.15f));
ImGui::PushStyleColor(ImGuiCol_FrameBg, ImVec4(0.20f, 0.21f, 0.22f, 0.30f));
ImGui::PushStyleColor(ImGuiCol_Text, ImVec4(1.00f, 1.00f, 1.00f, 0.65f));
ImGui::Combo(CONCAT("##_strea_select_", _this->name), &_this->selectedStreamId, nameList.c_str());
ImGui::PopItemFlag();
ImGui::PopStyleColor(3);
}
if (!_this->recording) {
if (ImGui::Button("Record", ImVec2(menuColumnWidth, 0))) {
_this->samplesWritten = 0;
_this->sampleRate = 48000;
_this->writer = new WavWriter("recordings/" + genFileName("audio_"), 16, 2, 48000);
_this->stream = audio::bindToStreamStereo(_this->selectedStreamName, streamRemovedHandler, sampleRateChanged, _this);
_this->workerThread = std::thread(_writeWorker, _this);
_this->recording = true;
_this->startTime = time(0);
else if (_this->recMode == 1) {
ImGui::PushItemWidth(menuColumnWidth);
if (!_this->recording) {
if (ImGui::Combo(CONCAT("##_strea_select_", _this->name), &_this->selectedStreamId, nameList.c_str())) {
_this->selectedStreamName = streamNames[_this->selectedStreamId];
}
}
ImGui::TextColored(ImGui::GetStyleColorVec4(ImGuiCol_Text), "Idle --:--:--");
}
else {
if (ImGui::Button("Stop", ImVec2(menuColumnWidth, 0))) {
_this->stream->stopReader();
_this->workerThread.join();
_this->stream->clearReadStop();
audio::unbindFromStreamStereo(_this->selectedStreamName, _this->stream);
_this->writer->close();
delete _this->writer;
_this->recording = false;
else {
ImGui::PushItemFlag(ImGuiItemFlags_Disabled, true);
ImGui::PushStyleColor(ImGuiCol_Button, ImVec4(0.44f, 0.44f, 0.44f, 0.15f));
ImGui::PushStyleColor(ImGuiCol_FrameBg, ImVec4(0.20f, 0.21f, 0.22f, 0.30f));
ImGui::PushStyleColor(ImGuiCol_Text, ImVec4(1.00f, 1.00f, 1.00f, 0.65f));
ImGui::Combo(CONCAT("##_strea_select_", _this->name), &_this->selectedStreamId, nameList.c_str());
ImGui::PopItemFlag();
ImGui::PopStyleColor(3);
}
if (!_this->recording) {
if (ImGui::Button("Record", ImVec2(menuColumnWidth, 0))) {
_this->samplesWritten = 0;
_this->sampleRate = 48000;
_this->writer = new WavWriter(ROOT_DIR "/recordings/" + genFileName("audio_"), 16, 2, 48000);
_this->audioStream = audio::bindToStreamStereo(_this->selectedStreamName, streamRemovedHandler, sampleRateChanged, _this);
_this->workerThread = std::thread(_audioWriteWorker, _this);
_this->recording = true;
_this->startTime = time(0);
}
ImGui::TextColored(ImGui::GetStyleColorVec4(ImGuiCol_Text), "Idle --:--:--");
}
else {
if (ImGui::Button("Stop", ImVec2(menuColumnWidth, 0))) {
_this->audioStream->stopReader();
_this->workerThread.join();
_this->audioStream->clearReadStop();
audio::unbindFromStreamStereo(_this->selectedStreamName, _this->audioStream);
_this->writer->close();
delete _this->writer;
_this->recording = false;
}
uint64_t seconds = _this->samplesWritten / (uint64_t)_this->sampleRate;
time_t diff = seconds;
tm *dtm = gmtime(&diff);
ImGui::TextColored(ImVec4(1.0f, 0.0f, 0.0f, 1.0f), "Recording %02d:%02d:%02d", dtm->tm_hour, dtm->tm_min, dtm->tm_sec);
}
uint64_t seconds = _this->samplesWritten / (uint64_t)_this->sampleRate;
time_t diff = seconds;
tm *dtm = gmtime(&diff);
ImGui::TextColored(ImVec4(1.0f, 0.0f, 0.0f, 1.0f), "Recording %02d:%02d:%02d", dtm->tm_hour, dtm->tm_min, dtm->tm_sec);
}
}
static void _writeWorker(RecorderModule* _this) {
static void _audioWriteWorker(RecorderModule* _this) {
dsp::StereoFloat_t* floatBuf = new dsp::StereoFloat_t[1024];
int16_t* sampleBuf = new int16_t[2048];
while (true) {
if (_this->stream->read(floatBuf, 1024) < 0) {
if (_this->audioStream->read(floatBuf, 1024) < 0) {
break;
}
for (int i = 0; i < 1024; i++) {
@ -138,8 +193,27 @@ private:
delete[] sampleBuf;
}
static void _iqWriteWorker(RecorderModule* _this) {
dsp::complex_t* iqBuf = new dsp::complex_t[1024];
int16_t* sampleBuf = new int16_t[2048];
while (true) {
if (_this->iqStream->read(iqBuf, 1024) < 0) {
break;
}
for (int i = 0; i < 1024; i++) {
sampleBuf[(i * 2) + 0] = iqBuf[i].q * 0x7FFF;
sampleBuf[(i * 2) + 1] = iqBuf[i].i * 0x7FFF;
}
_this->samplesWritten += 1024;
_this->writer->writeSamples(sampleBuf, 2048 * sizeof(int16_t));
}
delete[] iqBuf;
delete[] sampleBuf;
}
std::string name;
dsp::stream<dsp::StereoFloat_t>* stream;
dsp::stream<dsp::StereoFloat_t>* audioStream;
dsp::stream<dsp::complex_t>* iqStream;
WavWriter* writer;
std::thread workerThread;
bool recording;
@ -149,6 +223,7 @@ private:
int selectedStreamId;
uint64_t samplesWritten;
float sampleRate;
int recMode = 0;
};