Autres/audacity
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line lengths

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This commit is contained in:
Paul Licameli 2018-08-20 10:37:36 -04:00
parent 8e151aba8d
commit 575e631d49
1 changed files with 21 additions and 12 deletions
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33
src/AudioIO.cpp
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@ -2259,8 +2259,10 @@ bool AudioIO::AllocateBuffers(
// Capacity of the playback buffer. // Capacity of the playback buffer.
mPlaybackRingBufferSecs = 10.0; mPlaybackRingBufferSecs = 10.0;
mCaptureRingBufferSecs = 4.5 + 0.5 * std::min(size_t(16), mCaptureTracks.size()); mCaptureRingBufferSecs =
mMinCaptureSecsToCopy = 0.2 + 0.2 * std::min(size_t(16), mCaptureTracks.size()); 4.5 + 0.5 * std::min(size_t(16), mCaptureTracks.size());
mMinCaptureSecsToCopy =
0.2 + 0.2 * std::min(size_t(16), mCaptureTracks.size());
bool bDone; bool bDone;
do do
@ -2295,14 +2297,16 @@ bool AudioIO::AllocateBuffers(
mPlaybackTracks[i]->SetOldChannelGain(0, 0.0); mPlaybackTracks[i]->SetOldChannelGain(0, 0.0);
mPlaybackTracks[i]->SetOldChannelGain(1, 0.0); mPlaybackTracks[i]->SetOldChannelGain(1, 0.0);
mPlaybackBuffers[i] = std::make_unique<RingBuffer>(floatSample, playbackBufferSize); mPlaybackBuffers[i] =
std::make_unique<RingBuffer>(floatSample, playbackBufferSize);
// use track time for the end time, not real time! // use track time for the end time, not real time!
WaveTrackConstArray mixTracks; WaveTrackConstArray mixTracks;
mixTracks.push_back(mPlaybackTracks[i]); mixTracks.push_back(mPlaybackTracks[i]);
double endTime; double endTime;
if (make_iterator_range(tracks.prerollTracks).contains(mPlaybackTracks[i])) if (make_iterator_range(tracks.prerollTracks)
.contains(mPlaybackTracks[i]))
// Stop playing this track after pre-roll // Stop playing this track after pre-roll
endTime = t0; endTime = t0;
else else
@ -2329,9 +2333,11 @@ bool AudioIO::AllocateBuffers(
{ {
// Allocate input buffers. For every input track we allocate // Allocate input buffers. For every input track we allocate
// a ring buffer of five seconds // a ring buffer of five seconds
auto captureBufferSize = (size_t)(mRate * mCaptureRingBufferSecs + 0.5); auto captureBufferSize =
(size_t)(mRate * mCaptureRingBufferSecs + 0.5);
// In the extraordinarily rare case that we can't even afford 100 samples, just give up. // In the extraordinarily rare case that we can't even afford
// 100 samples, just give up.
if(captureBufferSize < 100) if(captureBufferSize < 100)
{ {
StartStreamCleanup(); StartStreamCleanup();
@ -2345,10 +2351,11 @@ bool AudioIO::AllocateBuffers(
for( unsigned int i = 0; i < mCaptureTracks.size(); i++ ) for( unsigned int i = 0; i < mCaptureTracks.size(); i++ )
{ {
mCaptureBuffers[i] = std::make_unique<RingBuffer> mCaptureBuffers[i] = std::make_unique<RingBuffer>(
( mCaptureTracks[i]->GetSampleFormat(), mCaptureTracks[i]->GetSampleFormat(), captureBufferSize );
captureBufferSize ); mResample[i] =
mResample[i] = std::make_unique<Resample>(true, mFactor, mFactor); // constant rate resampling std::make_unique<Resample>(true, mFactor, mFactor);
// constant rate resampling
} }
} }
} }
@ -2363,8 +2370,10 @@ bool AudioIO::AllocateBuffers(
mMinCaptureSecsToCopy *= 0.5; mMinCaptureSecsToCopy *= 0.5;
bDone = false; bDone = false;
// In the extraordinarily rare case that we can't even afford 100 samples, just give up. // In the extraordinarily rare case that we can't even afford 100
auto playbackBufferSize = (size_t)lrint(mRate * mPlaybackRingBufferSecs); // samples, just give up.
auto playbackBufferSize =
(size_t)lrint(mRate * mPlaybackRingBufferSecs);
auto playbackMixBufferSize = mPlaybackSamplesToCopy; auto playbackMixBufferSize = mPlaybackSamplesToCopy;
if(playbackBufferSize < 100 || playbackMixBufferSize < 100) if(playbackBufferSize < 100 || playbackMixBufferSize < 100)
{ {