allanger/paulxstretch
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Update stretch source parameters before prepareToPlay calls when offline rendering. However the beginning of the offline render still appears to use the wrong parameters.

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This commit is contained in:
xenakios 2019-03-29 17:11:04 +02:00
parent e4ab699c6b
commit 727f0e19ec
1 changed files with 14 additions and 6 deletions
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20
Source/PluginProcessor.cpp
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@ -445,6 +445,7 @@ void PaulstretchpluginAudioProcessor::startplay(Range<double> playrange, int num
m_stretch_source->setFFTSize(m_fft_size_to_use);
m_stretch_source->setProcessParameters(&m_ppar);
m_stretch_source->m_prebuffersize = bufamt;
m_last_outpos_pos = 0.0;
m_last_in_pos = playrange.getStart()*m_stretch_source->getInfileLengthSeconds();
m_buffering_source->prepareToPlay(maxBlockSize, getSampleRateChecked());
@ -558,15 +559,22 @@ String PaulstretchpluginAudioProcessor::offlineRender(OfflineRenderParams render
Logger::writeToLog(outputfiletouse.getFullPathName() + " " + String(outsr) + " " + String(renderpars.outputformat));
int blocksize{ 1024 };
int numoutchans = *processor->getIntParameter(cpi_num_outchans);
processor->setPlayConfigDetails(2, numoutchans, outsr, blocksize);
processor->prepareToPlay(outsr, blocksize);
auto sc = processor->getStretchSource();
double t0 = *processor->getFloatParameter(cpi_soundstart);
double t1 = *processor->getFloatParameter(cpi_soundend);
sanitizeTimeRange(t0, t1);
sc->setPlayRange({ t0,t1 });
sc->setMainVolume(*processor->getFloatParameter(cpi_main_volume));
sc->setRate(*processor->getFloatParameter(cpi_stretchamount));
sc->setDryPlayrate(*processor->getFloatParameter(cpi_dryplayrate));
processor->setFFTSize(*processor->getFloatParameter(cpi_fftsize));
processor->updateStretchParametersFromPluginParameters(processor->m_ppar);
processor->setPlayConfigDetails(2, numoutchans, outsr, blocksize);
processor->prepareToPlay(outsr, blocksize);
auto rendertask = [processor,outputfiletouse, renderpars,blocksize,numoutchans, outsr,this]()
auto rendertask = [sc,processor,outputfiletouse, renderpars,blocksize,numoutchans, outsr,this]()
{
WavAudioFormat wavformat;
FileOutputStream* outstream = outputfiletouse.createOutputStream();
@ -594,8 +602,8 @@ String PaulstretchpluginAudioProcessor::offlineRender(OfflineRenderParams render
}
AudioBuffer<float> renderbuffer{ numoutchans, blocksize };
MidiBuffer dummymidi;
auto sc = processor->getStretchSource();
//double outlensecs = sc->getInfileLengthSeconds()*sc->getRate();
double outlensecs = sc->getOutputDurationSecondsForRange(sc->getPlayRange(),sc->getFFTSize());
int64_t outlenframes = outlensecs * outsr;
int64_t outcounter{ 0 };