[Ffmpeg-devel] [BUG] FLV demuxer: seeking broken

Michael Niedermayer michaelni
Sun Oct 22 02:13:50 CEST 2006


Hi

On Sat, Oct 21, 2006 at 10:18:33PM +0000, Hondo Lane wrote:
> 
> > Hi
> >
> > On Sat, Oct 21, 2006 at 06:04:08PM +0000, Hondo Lane wrote:
> > > Seeking with the FLV demuxer doesn't work anymore. The breakage appeared
> around
> > > svn revision 6340.
> >
> > not reproduceable
> >
> > please read bugreports.html and provide a full bugreport with full ffmpeg
> > output, error messages and so on, upload a sample file with which seeking
> > doesnt work and check that you use latest svn
> >
> 
> Output & error messages:
> $ ffplay file.flv
> file.flv: error while seeking
> file.flv: error while seeking
> file.flv: error while seeking
> 
> Sample:
> Every file you can get at youtube.
> 
> Seeking works only in the range that has already been played back. I have tested
> svn revision 6338, 6341 and latest (6752). First one works, the other two are
> broken.

there where no changes in flvdec.c between 6338 and 6341 furthermore the code
doesnt look like seeking ever worked better then to what has already been
viewed once + what ffplay demuxed ahead

a patch which fixes forward seeking via implementing 
AVInputFormat.read_timestamp() would be welcome

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

In the past you could go to a library and read, borrow or copy any book
Today you'd get arrested for mere telling someone where the library is




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