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Extract RecordView from AnalogAudioApp, CaptureApp.

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This commit is contained in:
Jared Boone 2016-04-30 13:56:54 -07:00
parent 24192b4043
commit 4d6fccd8ea
7 changed files with 241 additions and 168 deletions
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56
firmware/application/analog_audio_app.cpp
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@ -86,8 +86,7 @@ AnalogAudioView::AnalogAudioView(
&field_vga,
&options_modulation,
&field_volume,
&button_record,
&text_record_filename,
&record_view,
&waterfall,
} });
@ -140,10 +139,6 @@ AnalogAudioView::AnalogAudioView(
this->on_headphone_volume_changed(v);
};
button_record.on_select = [this](ImageButton&) {
this->on_record();
};
audio::output::start();
update_modulation(static_cast<ReceiverModel::Mode>(modulation));
@ -289,7 +284,7 @@ void AnalogAudioView::on_headphone_volume_changed(int32_t v) {
void AnalogAudioView::update_modulation(const ReceiverModel::Mode modulation) {
audio::output::mute();
record_stop();
record_view.stop();
const auto is_wideband_spectrum_mode = (modulation == ReceiverModel::Mode::SpectrumAnalysis);
receiver_model.set_baseband_configuration({
@ -300,57 +295,20 @@ void AnalogAudioView::update_modulation(const ReceiverModel::Mode modulation) {
receiver_model.set_baseband_bandwidth(is_wideband_spectrum_mode ? 12000000 : 1750000);
receiver_model.enable();
if( !is_wideband_spectrum_mode ) {
audio::output::unmute();
}
}
bool AnalogAudioView::is_recording() const {
return (bool)capture_thread;
}
void AnalogAudioView::on_record() {
if( is_recording() ) {
record_stop();
} else {
record_start();
}
}
void AnalogAudioView::record_start() {
const auto filename_stem = next_filename_stem_matching_pattern("AUD_????");
text_record_filename.set(filename_stem);
if( filename_stem.empty() ) {
return;
}
write_metadata_file(filename_stem + ".TXT");
capture_thread = std::make_unique<CaptureThread>(filename_stem + ".S16", 12, 2);
button_record.set_bitmap(&bitmap_stop);
}
void AnalogAudioView::record_stop() {
capture_thread.reset();
button_record.set_bitmap(&bitmap_record);
}
void AnalogAudioView::write_metadata_file(const std::string& filename) {
// TODO: This doesn't belong here! There's a better way.
const auto modulation = static_cast<ReceiverModel::Mode>(receiver_model.modulation());
size_t sampling_rate = 0;
switch(modulation) {
case ReceiverModel::Mode::AMAudio: sampling_rate = 12000; break;
case ReceiverModel::Mode::NarrowbandFMAudio: sampling_rate = 24000; break;
case ReceiverModel::Mode::WidebandFMAudio: sampling_rate = 48000; break;
default:
return;
break;
}
record_view.set_sampling_rate(sampling_rate);
File file;
file.open_for_writing(filename);
file.puts("sample_rate=" + to_string_dec_uint(sampling_rate) + "\n");
file.puts("center_frequency=" + to_string_dec_uint(receiver_model.tuning_frequency()) + "\n");
if( !is_wideband_spectrum_mode ) {
audio::output::unmute();
}
}
} /* namespace ui */