[FFmpeg-devel] GoC 2008 and H264 SVC decoder

Thorsten Jordan tjordan
Mon Mar 31 10:44:23 CEST 2008

Nico Sabbi schrieb:
> On Monday 31 March 2008 10:22:04 Thorsten Jordan wrote:
>> Michael Niedermayer schrieb:
>>> On Fri, Mar 28, 2008 at 04:44:44PM +0100, Thorsten Jordan wrote:
>>>> Michael Niedermayer schrieb:
>>> .avi doesnt contain PTS, that is PTS=AV_NOPTS_VALUE _always_.
>>> .mp4 _should_ contain valid PTS. I do not know if all files
>>> actually do but ones which dont are broken AFIAK. We should try
>>> to support broken files if possible but first we must support
>>> valid files ...
>> I agree. I suppose AVI is the only problematic container then? ogm,
>> mkv, asf, mov etc. are all ok? good to know...
> ogm doesn't have PTS either, and ogg is a curse word as much as mkv
why that? because the format is badly defined?

mkv files seem to have pts in presentation order...

I guess for libav-users it would be good to know which container formats
don't have pts. ffplay implements that with the decoder_reorder_pts
option, but it has to be set by the user.

Regards, Thorsten

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