[FFmpeg-cvslog] r20828 - trunk/libavformat/rmdec.c

Reimar Döffinger Reimar.Doeffinger
Mon Dec 14 07:48:23 CET 2009


On Mon, Dec 14, 2009 at 12:37:02AM +0000, M?ns Rullg?rd wrote:
> Reimar D?ffinger <Reimar.Doeffinger at gmx.de> writes:
> 
> > On Sun, Dec 13, 2009 at 05:20:00PM +0100, michael wrote:
> >> Author: michael
> >> Date: Sun Dec 13 17:20:00 2009
> >> New Revision: 20828
> >> 
> >> Log:
> >> Print extradata in case of failure. I had this in my local tree and it
> >> might be usefull for others ...
> >> 
> >> Modified:
> >>    trunk/libavformat/rmdec.c
> >> 
> >> Modified: trunk/libavformat/rmdec.c
> >> ==============================================================================
> >> --- trunk/libavformat/rmdec.c	Sun Dec 13 16:55:07 2009	(r20827)
> >> +++ trunk/libavformat/rmdec.c	Sun Dec 13 17:20:00 2009	(r20828)
> >> @@ -332,7 +332,9 @@ ff_rm_read_mdpr_codecdata (AVFormatConte
> >>          case 2: st->codec->codec_id = CODEC_ID_RV20; break;
> >>          case 3: st->codec->codec_id = CODEC_ID_RV30; break;
> >>          case 4: st->codec->codec_id = CODEC_ID_RV40; break;
> >> -        default: goto fail1;
> >> +        default:
> >> +            av_log(st->codec, AV_LOG_ERROR, "extra:%02X %02X %02X %02X %02X\n", ((uint8_t*)st->codec->extradata)[0], ((uint8_t*)st->codec->extradata)[1], ((uint8_t*)st->codec->extradata)[2], ((uint8_t*)st->codec->extradata)[3], ((uint8_t*)st->codec->extradata)[4]);
> >> +            goto fail1;
> >
> > What's with those casts, extradata is already uint8_t, while on the other hand %02X needs an int, not an uint8_t
> 
> uint8_t is implicitly converted to int when passed as argument to a
> variadic function.

I just think/thought gcc was warning about it anyway, which makes it a good reason to make use of that.



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