allanger/paulxstretch
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Use raw buffer pointers instead of setSample. Note to self : remember to avoid using setSample and just use the damn array of pointers because setSample does the AudioBuffer flag setting and that can slow things down.

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xenakios
2019-05-15 22:54:12 +03:00
parent 288ab7a6bc
commit b052ee7a10
1 changed files with 2 additions and 1 deletions
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3
Source/PS_Source/StretchSource.cpp
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@ -574,6 +574,7 @@ void StretchAudioSource::initObjects()
void StretchAudioSource::playDrySound(const AudioSourceChannelInfo & bufferToFill) void StretchAudioSource::playDrySound(const AudioSourceChannelInfo & bufferToFill)
{ {
auto bufs = bufferToFill.buffer->getArrayOfWritePointers();
double maingain = Decibels::decibelsToGain(m_main_volume); double maingain = Decibels::decibelsToGain(m_main_volume);
m_inputfile->setXFadeLenSeconds(m_loopxfadelen); m_inputfile->setXFadeLenSeconds(m_loopxfadelen);
double* rsinbuf = nullptr; double* rsinbuf = nullptr;
@ -586,7 +587,7 @@ void StretchAudioSource::playDrySound(const AudioSourceChannelInfo & bufferToFil
m_resampler->ResampleOut(m_resampler_outbuf.data(), wanted, bufferToFill.numSamples, m_num_outchans); m_resampler->ResampleOut(m_resampler_outbuf.data(), wanted, bufferToFill.numSamples, m_num_outchans);
for (int i = 0; i < m_num_outchans; ++i) for (int i = 0; i < m_num_outchans; ++i)
for (int j = 0; j < bufferToFill.numSamples; ++j) for (int j = 0; j < bufferToFill.numSamples; ++j)
bufferToFill.buffer->setSample(i, j + bufferToFill.startSample, maingain * m_resampler_outbuf[j*m_num_outchans + i]); bufs[i][j + bufferToFill.startSample] = maingain * m_resampler_outbuf[j*m_num_outchans + i];
} }
double StretchAudioSource::getInfilePositionPercent() double StretchAudioSource::getInfilePositionPercent()