ReleaseTrack
status_t ReleaseTrack(BTrack * track);
status_t ReleaseTrack(BMediaTrack* track);
inFile->ReleaseTrack(inTrack);
inFile->ReleaseTrack(inVidTrack);
inFile->ReleaseTrack(inAudTrack);
ret = file->ReleaseTrack(track);
file->ReleaseTrack(track);
mediaFile->ReleaseTrack(track);
mediaFile->ReleaseTrack(track);
mediaFile->ReleaseTrack(track);
mediaFile->ReleaseTrack(track);
fPlayFile->ReleaseTrack(fPlayTrack);
fPlayFile->ReleaseTrack(track);
fPlayFile->ReleaseTrack(fPlayTrack);
playFile->ReleaseTrack(track);
fAudioStream->file->ReleaseTrack(fAudioStream->stream);
fAudioStream->file->ReleaseTrack(fAudioStream->stream);
fAudioStream->file->ReleaseTrack(fAudioStream->stream);
fAudioStream->file->ReleaseTrack(fAudioStream->stream);
file.ReleaseTrack(audioStream);
media->ReleaseTrack(track);
media->ReleaseTrack(track);
fMediaFile->ReleaseTrack(track);
fMediaFile->ReleaseTrack(track);
fMediaFile->ReleaseTrack(audiotrack);
fMediaFile->ReleaseTrack(fMediaTrack);
fPlayFile->ReleaseTrack(track);
mediaFile.ReleaseTrack(mediaTrack);
playFile->ReleaseTrack(track);