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bug 528 (http://bugzilla.audacityteam.org/show_bug.cgi?id=528, P2)

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modified version of Martyn's patch
This commit is contained in:
v.audacity 2012-07-11 04:09:45 +00:00
parent bbee41ab67
commit 002b25991d
1 changed files with 4 additions and 4 deletions
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8
src/WaveTrack.cpp
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@ -1752,15 +1752,15 @@ void WaveTrack::GetEnvelopeValues(double *buffer, int bufferLen,
if (rt0 < clip->GetStartTime()) if (rt0 < clip->GetStartTime())
{ {
int dx = (int) floor((clip->GetStartTime() - rt0) / tstep + 0.5); sampleCount start = clip->GetStartSample();
rbuf += dx; rbuf += start;
rlen -= dx; rlen -= start;
rt0 = clip->GetStartTime(); rt0 = clip->GetStartTime();
} }
if (rt0+rlen*tstep > clip->GetEndTime()) if (rt0+rlen*tstep > clip->GetEndTime())
{ {
rlen = (int) ((clip->GetEndTime()-rt0) / tstep); rlen = clip->GetEndSample() - clip->GetStartSample();
} }
clip->GetEnvelope()->GetValues(rbuf, rlen, rt0, tstep); clip->GetEnvelope()->GetValues(rbuf, rlen, rt0, tstep);
} }