/**
* record audio from the Androids input channel, this stores only the incoming audio
* not the remaining audio processed / generated by the engine
*
* aRecording {bool} toggles the recording state
* aMaxBuffers {int} the total recorded buffer size to store in memory
* before writing the recorded contents as .WAV file into
* the given output directory.
* aOutputDirectory {char*} name of the folder to write each snippet into
*/
void SequencerController::setRecordingFromDeviceState( bool aRecording, int aMaxBuffers, char* aOutputFile )
{
// in case Sequencer was recording its output, halt recording of output
if ( AudioEngine::recordOutputToDisk )
setRecordingState( false, 0, ( char* ) "\0" );
bool wasRecording = AudioEngine::recordInputToDisk;
AudioEngine::recordInputToDisk = aRecording;
if ( AudioEngine::recordInputToDisk )
{
DiskWriter::prepare(
std::string( aOutputFile ), roundTo( aMaxBuffers, AudioEngineProps::BUFFER_SIZE ),
AudioEngineProps::INPUT_CHANNELS
);
}
else if ( wasRecording )
{
// recording halted, write currently recording snippet into file
// and concatenate all recorded snippets into the requested output file name
// we can do this synchronously as this method is called from outside the
// rendering thread and thus won't lead to buffer under runs
DiskWriter::writeBufferToFile( DiskWriter::currentBufferIndex, false );
if ( DiskWriter::finish())
Notifier::broadcast( Notifications::RECORDING_COMPLETED );
}
}
/**
* when bouncing, the writing of buffers into the hardware is omitted
* for an increase in bouncing speed (otherwise its real time)
*/
void SequencerController::setBounceState( bool aIsBouncing, int aMaxBuffers, char* aOutputFile )
{
AudioEngine::bouncing = aIsBouncing;
if ( AudioEngine::bouncing )
{
AudioEngine::bufferPosition = 0;
AudioEngine::stepPosition = 0;
}
setRecordingState( aIsBouncing, aMaxBuffers, aOutputFile );
}
void TvrUiWidget::stopMedia(){
if(getRecordingState() || getRecordingPausedState()){
tvr_stop_recorder_pipeline(rd);
if(rd){
g_free(rd);
rd = NULL;
}
setRecordingState(false);
setRecordingPausedState(false);
setLastRecording(true);
}
if(getPlayingState() || getPlayingPausedState()){
tvr_stop_player_pipeline(pd);
if(pd){
g_free(pd);
pd = NULL;
}
if(playButtonClicked){
playButtonClicked = false;
}
setPlayingState(false);
setPlayingPausedState(false);
}
// Stop Timer
t->stop();
// Values need to be reset
progBarValue = 0;
retValue = 100;
count = 0;
seconds = 0;
// Progress Bar needs to be reset
tvrProgressBar->setValue(0);
lengthFieldEditLabel->setText("0");
// Close all states
setFileOpenedState(false);
setFileSaveState(false);
// Set Buttons Status
setButtonStatus(true, true, false, false, true, true);
statusLabelEdit->setText("Stopped");
}
void TvrUiWidget::on_actionPaused_triggered(){
if(getRecordingState()){
setRecordingState(false);
setRecordingPausedState(true);
statusLabelEdit->setText("Recording : Paused");
setButtonStatus(true, false, false, true, true, true);
tvr_pause_recorder_pipeline(rd);
}
if(getPlayingState()){
setPlayingState(false);
setPlayingPausedState(true);
statusLabelEdit->setText("Playing : Paused");
setButtonStatus(false, true, false, true, true, true);
tvr_pause_player_pipeline(pd);
}
}
void TvrUiWidget::on_actionRecord_triggered(){
if(!getRecordingState() && !getRecordingPausedState()){
if(!getFileSavedState()){
if(isLRAvailable()) {
showSaveFileDlg();
}
}
setButtonStatus(false, false, true, true, true, true);
rd = g_new0(recorder_data, 1);
tvr_init_recorder(rd, tFile.toStdString().c_str());
seconds = 0;
}
statusLabelEdit->setText("Recording ...");
setRecordingState(true);
setFileOpenedState(false);
setButtonStatus(false, false, true, true, true, true);
t->start(1000);
tvr_play_recorder_pipeline(rd);
}