[vlc-devel] streaming ffmpeg's video

Rémi Denis-Courmont rem at videolan.org
Mon Dec 8 17:36:34 CET 2008

Le lundi 8 décembre 2008 17:17:39 Danny Wood, vous avez écrit :
> There's quite a large list of the fourccs in the file
> vlc/modules/codec/avcodec/fourcc.c
> The first structure seems to do the mapping to ffmpeg id.

There are certain VLC FOURCC that are not included there. Ffmpeg does not 
implement all of them.

> Search for fmp4 reveals:
>     { VLC_FOURCC('F','M','P','4'), CODEC_ID_MPEG4,
>       VIDEO_ES, "MPEG-4 Video" },
>     { VLC_FOURCC('f','m','p','4'), CODEC_ID_MPEG4,
>       VIDEO_ES, "MPEG-4 Video" },
> Sorry if this info is irrelevant.

Yeah, but that does not tell me why we need different FOURCCs for these.

Rémi Denis-Courmont

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