[Flac-dev] Is FLAC__stream_decoder_seek_absolute working for OggFlac?

[Josh Coalson]

--- Erik de Castro Lopo <erikd-flac at mega-nerd.com> wrote:

> Josh Coalson wrote:
> 
> > --- Erik de Castro Lopo <erikd-flac at mega-nerd.com> wrote:
> > 
> > > Hi all,
> > > 
> > > Is seeking working for OggFlac files? I keep on getting a
> > > FLAC__STREAM_DECODER_SEEK_ERROR.
> > 
> > yes, it should work fine.  in flac/src/test_seeking/main.c there
> > is an example usage of FLAC__stream_decoder_seek_absolute().  you
> > could try compiling it and running test_seeking on it.  if if fails
> > maybe there is a bug that your stream is triggering.
> 
> Ok, running the command:
> 
>     src/test_seeking/test_seeking flac_char.ogg
> 	
> resulted in:
> 
>     +++ seek test: FLAC__StreamDecoder (Ogg FLAC, read_mode=0)
>     
>     file's total_samples is 0
>     Begin seek barrage, count=0
>     #0:seek(0)... seek failed, assuming it was past EOF... OK
>     #1:seek(1)... seek failed, assuming it was past EOF... OK
>     #2:seek(2)... seek failed, assuming it was past EOF... OK
>     #3:seek(3)... seek failed, assuming it was past EOF... OK
>     #4:seek(4)... seek failed, assuming it was past EOF... OK
>     #5:seek(5)... seek failed, assuming it was past EOF... OK
>     #6:seek(6)... seek failed, assuming it was past EOF... OK
>     #7:seek(7)... seek failed, assuming it was past EOF... OK
>     #8:seek(8)... seek failed, assuming it was past EOF... OK
>     #9:seek(9)... seek failed, assuming it was past EOF... OK
>     #10:seek(2332)... seek failed, assuming it was past EOF... OK
>     #11:seek(2331)... seek failed, assuming it was past EOF... OK
>     #12:seek(2330)... seek failed, assuming it was past EOF... OK
>     #13:seek(2329)... seek failed, assuming it was past EOF... OK
> 
> and so on.
> 
> The test file is here:
> 
>     http://www.mega-nerd.com/tmp/flac_char.ogg

yep, this is definitely a bug, thanks for the test case.  requires
a tiny fix to the ogg seek algorithm which I will check in tonight.

Josh



       
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