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Aegisub
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Fix a bug that would occasionally cause opening audio using the ffms2 audio provider to fail with error "out of bounds track number selected". 

Originally committed to SVN as r3818.
This commit is contained in:
Karl Blomster 2009-11-21 22:08:03 +00:00
parent 653427fbad
commit e720bba41c
1 changed files with 11 additions and 2 deletions
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13
aegisub/src/audio_provider_ffmpegsource.cpp
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@ -156,14 +156,19 @@ void FFmpegSourceAudioProvider::LoadAudio(wxString filename) {
Index = NULL;
}
}
// no valid index exists and the file only has one audio track, index all tracks
// no valid index exists and the file only has one audio track, index it
else if (TrackNumber < 0)
TrackNumber = FFMS_TRACKMASK_ALL;
// else: do nothing (keep track mask as it is)
// moment of truth
if (!IndexIsValid) {
int TrackMask = Options.AsBool(_T("FFmpegSource always index all tracks")) ? FFMS_TRACKMASK_ALL : 1 << TrackNumber;
int TrackMask;
if (Options.AsBool(_T("FFmpegSource always index all tracks")) || TrackNumber == FFMS_TRACKMASK_ALL)
TrackMask = FFMS_TRACKMASK_ALL;
else
TrackMask = (1 << TrackNumber);
try {
Index = DoIndexing(Indexer, CacheName, TrackMask, false);
} catch (wxString temp) {
@ -172,6 +177,10 @@ void FFmpegSourceAudioProvider::LoadAudio(wxString filename) {
} catch (...) {
throw;
}
// if tracknumber still isn't set we need to set it now
if (TrackNumber == FFMS_TRACKMASK_ALL)
TrackNumber = FFMS_GetFirstTrackOfType(Index, FFMS_TYPE_AUDIO, &ErrInfo);
}
// update access time of index file so it won't get cleaned away