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Fix the consume logic so that it actually completes (though wrongly still, at this point)

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This commit is contained in:
Chris Cannam
2022-05-23 16:45:41 +01:00
parent 5cc4833820
commit fb9edfb20d
2 changed files with 24 additions and 4 deletions
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24
src/finer/R3StretcherImpl.cpp
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@@ -85,6 +85,12 @@ void
R3StretcherImpl::process(const float *const *input, size_t samples, bool final)
{
//!!! todo: final
m_parameters.logger("process called");
if (final) {
m_parameters.logger("final = true");
m_draining = true;
}
bool allConsumed = false;
@@ -110,12 +116,16 @@ R3StretcherImpl::process(const float *const *input, size_t samples, bool final)
int
R3StretcherImpl::available() const
{
return int(m_channelData[0]->outbuf->getReadSpace());
m_parameters.logger("available called");
int av = int(m_channelData[0]->outbuf->getReadSpace());
if (av == 0 && m_draining) return -1;
else return av;
}
size_t
R3StretcherImpl::retrieve(float *const *output, size_t samples) const
{
m_parameters.logger("retrieve called");
size_t got = samples;
for (size_t c = 0; c < m_parameters.channels; ++c) {
@@ -140,7 +150,7 @@ R3StretcherImpl::consume()
int longest = m_guideConfiguration.longestFftSize;
int classify = m_guideConfiguration.classificationFftSize;
while (m_channelData[0]->inbuf->getReadSpace() >= longest &&
while ((m_draining || m_channelData[0]->inbuf->getReadSpace() >= longest) &&
m_channelData[0]->outbuf->getWriteSpace() >= outhop) {
m_parameters.logger("consume looping");
@@ -150,7 +160,7 @@ R3StretcherImpl::consume()
auto cd = m_channelData[c];
auto longestScale = cd->scales.at(longest);
cd->inbuf->read(longestScale->timeDomainFrame.data(), longest);
cd->inbuf->peek(longestScale->timeDomainFrame.data(), longest);
for (auto it: cd->scales) {
int fftSize = it.first;
@@ -227,6 +237,7 @@ R3StretcherImpl::consume()
// copy to prevMag before filtering
v_copy(scale->prevMag.data(), scale->mag.data(), bufSize);
v_copy(scale->prevOutPhase.data(), scale->outPhase.data(), bufSize);
//!!! seems wasteful
for (int i = 0; i < bufSize; ++i) {
scale->phase[i] = princarg(scale->outPhase[i]);
}
@@ -244,6 +255,7 @@ R3StretcherImpl::consume()
scaleData->fft.inversePolar(scale->mag.data(),
scale->phase.data(),
scale->timeDomainFrame.data());
/*
int synthesisWindowSize = scaleData->synthesisWindow.getSize();
int fromOffset = (fftSize - synthesisWindowSize) / 2;
int toOffset = (longest - synthesisWindowSize) / 2;
@@ -251,6 +263,12 @@ R3StretcherImpl::consume()
scaleData->synthesisWindow.cutAndAdd
(scale->timeDomainFrame.data() + fromOffset,
scale->accumulator.data() + toOffset);
*/
int synthesisWindowSize = scaleData->synthesisWindow.getSize();
int offset = (fftSize - synthesisWindowSize) / 2;
scaleData->synthesisWindow.cutAndAdd
(scale->timeDomainFrame.data() + offset,
scale->accumulator.data());
}
}