Improve unsupported (pixel) format error message.

patch by Stefano Sabatini, stefano.sabatini-lala poste it


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@10996 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

libavcodec/snow.c

@@ -4115,7 +4115,7 @@ static int encode_init(AVCodecContext *avctx)
         s->colorspace= 1;
         break;*/
     default:
-        av_log(avctx, AV_LOG_ERROR, "format not supported\n");
+        av_log(avctx, AV_LOG_ERROR, "pixel format not supported\n");
         return -1;
     }
 //    avcodec_get_chroma_sub_sample(avctx->pix_fmt, &s->chroma_h_shift, &s->chroma_v_shift);