void BatchGUI::SetupConnect()
{
connect( this->ui.addButton, SIGNAL(clicked()), this, SLOT(AddProcess()) );
//
connect( this->ui.beginButton, SIGNAL(clicked()), this, SLOT(BeginProcess()) );
//
connect( this->ui.appButton, SIGNAL(clicked()), this, SLOT(SelectFile()) );
//
connect( this->ui.cleanButton, SIGNAL(clicked()), this, SLOT(CleanAll()) );
//
connect( this->ui.stopButton, SIGNAL(clicked()), this, SLOT(StopAll()) );
//
connect( this->ui.resumeButton, SIGNAL(clicked()), this, SLOT(Resume()) );
//
connect( this->ui.resetButton, SIGNAL(clicked()), this, SLOT(ResetAll()) );
return;
}
/**
* Adds a radio distortion to the input buffer if the radio effect is enabled.
*
* @param InputProcessParameterCount Number of elements in pInputProcessParameters.
* @param pInputProcessParameters Input buffer containing audio samples.
* @param OutputProcessParameterCount Number of elements in pOutputProcessParameters.
* @param pOutputProcessParameters Output buffer, which is not touched by this xAPO.
* @param IsEnabled true if this effect is enabled; false, otherwise.
*/
STDMETHOD_( void, Process )( UINT32 InputProcessParameterCount,
const XAPO_PROCESS_BUFFER_PARAMETERS *pInputProcessParameters,
UINT32 OutputProcessParameterCount,
XAPO_PROCESS_BUFFER_PARAMETERS *pOutputProcessParameters,
BOOL IsEnabled )
{
// Verify several condition based on the registration
// properties we used to create the class.
check( IsLocked() );
check( InputProcessParameterCount == 1 );
check( OutputProcessParameterCount == 1 );
check( pInputProcessParameters[0].pBuffer == pOutputProcessParameters[0].pBuffer );
// Check the global volume multiplier because this effect
// will continue to play if the editor loses focus.
if (IsEnabled && FApp::GetVolumeMultiplier() != 0.0f)
{
FAudioRadioEffect* RadioParameters = ( FAudioRadioEffect* )BeginProcess();
check( RadioParameters );
// The total sample size must account for multiple channels.
const uint32 SampleSize = pInputProcessParameters[0].ValidFrameCount * WaveFormat.nChannels;
const float ChebyshevPowerMultiplier = Radio_ChebyshevPowerMultiplier->GetValueOnAnyThread();
const float ChebyshevPower = Radio_ChebyshevPower->GetValueOnAnyThread();
const float ChebyshevCubedMultiplier = Radio_ChebyshevCubedMultiplier->GetValueOnAnyThread();
const float ChebyshevMultiplier = Radio_ChebyshevMultiplier->GetValueOnAnyThread();
// If we have a silent buffer, then allocate the samples. Then, set the sample values
// to zero to avoid getting NANs. Otherwise, the user may hear an annoying popping noise.
if( pInputProcessParameters[0].BufferFlags == XAPO_BUFFER_VALID )
{
float* SampleData = ( float* )pInputProcessParameters[0].pBuffer;
// Process each sample one at a time
for( uint32 SampleIndex = 0; SampleIndex < SampleSize; ++SampleIndex )
{
float Sample = SampleData[SampleIndex];
// Early-out of processing if the sample is zero because a zero sample
// will still create some static even if no audio is playing.
if( Sample == 0.0f )
{
continue;
}
// Waveshape it
const float SampleCubed = Sample * Sample * Sample;
Sample = ( ChebyshevPowerMultiplier * FMath::Pow( Sample, ChebyshevPower ) ) - ( ChebyshevCubedMultiplier * SampleCubed ) + ( ChebyshevMultiplier * Sample );
// Again with the bandpass
Sample = GFinalBandPassFilter.Process( Sample );
// Store the value after done processing
SampleData[SampleIndex] = Sample;
}
EndProcess();
}
}
}
