[Ffmpeg-devel] h264 interlaced video

Guillaume POIRIER poirierg
Mon May 15 21:25:35 CEST 2006


Hi,

On 5/15/06, Stuart Auchterlonie <stuarta at squashedfrog.net> wrote:
>
> I have some video captured off the BBC HD dvb-t test mux,
> and ffmpeg currently cannot cope with it all.
>
> It dies with the following error (CVS updated this afternoon)
>
> FFmpeg version CVS, Copyright (c) 2000-2004 Fabrice Bellard
>   configuration:  --prefix=/usr/local --enable-mp3lame --enable-libogg --enable-vorbis --enable-x264 --enable-gpl --disable-mmx --enable-a52 --enable-dts
>   libavutil version: 49.0.0
>   libavcodec version: 51.9.0
>   libavformat version: 50.4.0
>   built on May 15 2006 16:10:16, gcc: 4.0.3 20051201 (prerelease) (Debian 4.0.2-5)
> [h264 @ 0x830bd08]Unknown NAL code: 21
> [h264 @ 0x830bd08]Unknown NAL code: 21
> [h264 @ 0x830bd08]Unknown NAL code: 24
> [h264 @ 0x830bd08]Unknown NAL code: 0
> [h264 @ 0x830bd08]Unknown NAL code: 21
> [h264 @ 0x830bd08]slice type too large (0) at 0 0
> [h264 @ 0x830bd08]decode_slice_header error
> [h264 @ 0x830bd08]non existing PPS referenced
> [h264 @ 0x830bd08]decode_slice_header error
> [h264 @ 0x830bd08]slice type too large (1) at 0 0
> [h264 @ 0x830bd08]decode_slice_header error
> Segmentation fault
>
>
> I can provide a sample stream to those who need it, just let me know
> how much you need. I can also do further debugging if needed.
>

The sample is more than likely interlaced, and FFmpeg doesn't support that yet.

Guillaume

-- 
I am disillusioned enough to know that no man's opinion on any subject
is worth a damn unless backed up with enough genuine information to
make him really know what he's talking about.

-- H. P. Lovecraft (about the flamewars on FFmpeg and MPlayer-dev mailing lists)
http://www.brainyquote.com/quotes/quotes/h/hplovecr278144.html





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