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Added method ResamplingAudioSource::flushBuffers()

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This commit is contained in:
jules 2014-08-01 09:58:25 +01:00
parent 31087226bc
commit 008d3a36b6
3 changed files with 18 additions and 6 deletions
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17
modules/juce_audio_basics/sources/juce_ResamplingAudioSource.cpp
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@ -47,23 +47,28 @@ void ResamplingAudioSource::setResamplingRatio (const double samplesInPerOutputS
ratio = jmax (0.0, samplesInPerOutputSample);
}
void ResamplingAudioSource::prepareToPlay (int samplesPerBlockExpected,
double sampleRate)
void ResamplingAudioSource::prepareToPlay (int samplesPerBlockExpected, double sampleRate)
{
const SpinLock::ScopedLockType sl (ratioLock);
input->prepareToPlay (samplesPerBlockExpected, sampleRate);
buffer.setSize (numChannels, roundToInt (samplesPerBlockExpected * ratio) + 32);
buffer.clear();
sampsInBuffer = 0;
bufferPos = 0;
subSampleOffset = 0.0;
filterStates.calloc ((size_t) numChannels);
srcBuffers.calloc ((size_t) numChannels);
destBuffers.calloc ((size_t) numChannels);
createLowPass (ratio);
flushBuffers();
}
void ResamplingAudioSource::flushBuffers()
{
buffer.clear();
bufferPos = 0;
sampsInBuffer = 0;
subSampleOffset = 0.0;
resetFilters();
}

3
modules/juce_audio_basics/sources/juce_ResamplingAudioSource.h
View file

@ -66,6 +66,9 @@ public:
*/
double getResamplingRatio() const noexcept { return ratio; }
/** Clears any buffers and filters that the resampler is using. */
void flushBuffers();
//==============================================================================
void prepareToPlay (int samplesPerBlockExpected, double sampleRate) override;
void releaseResources() override;

4
modules/juce_audio_devices/sources/juce_AudioTransportSource.cpp
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@ -182,6 +182,10 @@ void AudioTransportSource::setNextReadPosition (int64 newPosition)
newPosition = (int64) (newPosition * sourceSampleRate / sampleRate);
positionableSource->setNextReadPosition (newPosition);
if (resamplerSource != nullptr)
resamplerSource->flushBuffers();
inputStreamEOF = false;
}
}