allanger/paulxstretch
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Initial implementation to save buffer after capturing audio. Still need to figure out a proper way to determine the file path where to save to.

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This commit is contained in:
xenakios 2018-11-08 20:22:26 +02:00
parent e9f38c78a5
commit 8405ddf2a5
2 changed files with 48 additions and 2 deletions
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48
Source/PluginProcessor.cpp
View File

@ -241,6 +241,7 @@ int PaulstretchpluginAudioProcessor::getPreBufferAmount()
ValueTree PaulstretchpluginAudioProcessor::getStateTree(bool ignoreoptions, bool ignorefile)
{
ValueTree paramtree("paulstretch3pluginstate");
paramtree.setProperty("captureuuid", m_capture_uuid, nullptr);
storeToTreeProperties(paramtree, nullptr, getParameters());
if (m_current_file != File() && ignorefile == false)
{
@ -310,8 +311,16 @@ void PaulstretchpluginAudioProcessor::setStateFromTree(ValueTree tree)
String fn = tree.getProperty("importedfile");
if (fn.isEmpty() == false)
{
File f(fn);
setAudioFile(f);
setAudioFile(File(fn));
}
else
{
String captureuuid = tree.getProperty("captureuuid");
if (captureuuid.isEmpty() == false)
{
String capturefn = "C:\\Users\\Teemu\\AppData\\Roaming\\PaulXStretch\\audio_captures\\" + captureuuid + ".wav";
setAudioFile(File(capturefn));
}
}
}
m_state_dirty = true;
@ -479,6 +488,39 @@ void PaulstretchpluginAudioProcessor::updateStretchParametersFromPluginParameter
pars.tonal_vs_noise.preserve = *getFloatParameter(cpi_tonalvsnoisepreserve);
}
void PaulstretchpluginAudioProcessor::saveCaptureBuffer()
{
auto task = [this]()
{
int inchans = *getIntParameter(cpi_num_inchans);
if (inchans < 1)
return;
Uuid uid;
String outfn = "C:\\Users\\Teemu\\AppData\\Roaming\\PaulXStretch\\audio_captures\\" + uid.toString() + ".wav";
WavAudioFormat wavformat;
File outfile(outfn);
auto outstream = outfile.createOutputStream();
auto writer = unique_from_raw(wavformat.createWriterFor(outstream, getSampleRateChecked(),
inchans, 32, {}, 0));
if (writer != nullptr)
{
auto sourcebuffer = getStretchSource()->getSourceAudioBuffer();
jassert(sourcebuffer->getNumChannels() == inchans);
jassert(sourcebuffer->getNumSamples() > 0);
Logger::writeToLog("Saving capture to file " + outfn);
writer->writeFromAudioSampleBuffer(*sourcebuffer, 0, sourcebuffer->getNumSamples());
m_capture_uuid = uid.toString();
}
else
{
Logger::writeToLog("Could not create wav writer");
delete outstream;
}
};
std::thread th(task);
th.detach();
}
String PaulstretchpluginAudioProcessor::offlineRender(File outputfile)
{
File outputfiletouse = outputfile.getNonexistentSibling();
@ -942,9 +984,11 @@ pointer_sized_int PaulstretchpluginAudioProcessor::handleVstManufacturerSpecific
void PaulstretchpluginAudioProcessor::finishRecording(int lenrecording)
{
m_is_recording = false;
m_current_file = File();
m_stretch_source->setAudioBufferAsInputSource(&m_recbuffer, getSampleRateChecked(), lenrecording);
*getFloatParameter(cpi_soundstart) = 0.0f;
*getFloatParameter(cpi_soundend) = jlimit<double>(0.01, 1.0, 1.0 / lenrecording * m_rec_count);
saveCaptureBuffer();
}
AudioProcessor* JUCE_CALLTYPE createPluginFilter()

2
Source/PluginProcessor.h
View File

@ -264,6 +264,8 @@ private:
std::array<AudioParameterBool*, 9> m_sm_enab_pars;
bool m_lastrewind = false;
AudioFilePreviewComponent* m_previewcomponent = nullptr;
void saveCaptureBuffer();
String m_capture_uuid;
//==============================================================================
JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (PaulstretchpluginAudioProcessor)
};