Justin Ruggles <justin.rugg...@gmail.com> added the comment:

Deiz wrote:

> Deiz <ffm...@pwnly.com> added the comment:
> 
> I didn't realize --unsigned was what was causing the output issue (As it turns
> out, that's dmix mixing the 0 dB sample with other output.) but that's not the
> underlying issue.
> 
> I have a copyrighted file (which I'm not going to upload) which is prepended 
> by
> 10 minutes of silence, and then contains roughly a minute of audio. When I 
> play
> the FLAC with ffplay or mplayer, bad things happen.
> 
> For example, seeking with ffplay results in "Seek to 43% (-247034:-20:-58) of
> total duration (-577014:-32:-22)". Seek errors seem to be common with all 
> files,
> but if I play a WAV of the same track, it outputs a sane amount: Seek to 38% (
> 0:04:14) of total duration ( 0:11:01)
> 
> Does ffmpeg differentiate between decoding to disk and decoding for use by 
> audio
> devices? The fact that no FFmpeg-using application is able to play the FLAC
> tells me something's wrong.

Can't play or can't seek?  There is a big difference.

If it can't play/decode, what errors are you getting?  Is the decoded
output different from the input?

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FFmpeg issue tracker <iss...@roundup.ffmpeg.org>
<https://roundup.ffmpeg.org/roundup/ffmpeg/issue1595>
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