[FFmpeg-devel] [PATCH 2/2] mpeg12dec: BW10 support

Michael Niedermayer michaelni at gmx.at
Fri Jan 13 23:55:07 CET 2012


On Fri, Jan 13, 2012 at 08:46:42PM +0100, Reimar Döffinger wrote:
> On Fri, Jan 13, 2012 at 05:57:30AM +0100, Michael Niedermayer wrote:
> > @@ -2268,7 +2273,10 @@ static int mpeg_decode_frame(AVCodecContext *avctx,
> >              return buf_size;
> >      }
> >  
> > -    if (s->mpeg_enc_ctx_allocated == 0 && avctx->codec_tag == AV_RL32("VCR2"))
> > +    s2->codec_tag = avpriv_toupper4(avctx->codec_tag);
> 
> IMO this needs some explaining comment, particularly since riff.c
> contains only the uppercase variant, so how would a lowercase one
> end up here?

this uppercasing is done for all mpegvideo codecs in MPV_common_init()
but that is called from, vcr2_init_sequence()
it seemed to make sense for sake of consistency to do it the same way
here ...

-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

The greatest way to live with honor in this world is to be what we pretend
to be. -- Socrates
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