10l, pix_fmt should be set by the motionpixels decoder, not by the demuxer.

This fixes playback when lavf and lavc are less tightly couples as in e.g. MPlayer.

Originally committed as revision 20626 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/motionpixels.c

@@ -112,6 +112,7 @@ static av_cold int mp_decode_init(AVCodecContext *avctx)
     mp->offset_bits_len = av_log2(avctx->width * avctx->height) + 1;
     mp->vpt = av_mallocz(avctx->height * sizeof(YuvPixel));
     mp->hpt = av_mallocz(avctx->height * avctx->width / 16 * sizeof(YuvPixel));
+    avctx->pix_fmt = PIX_FMT_RGB555;
     return 0;
 }
 

libavformat/mvi.c

@@ -86,7 +86,6 @@ static int read_header(AVFormatContext *s, AVFormatParameters *ap)
     av_set_pts_info(vst, 64, msecs_per_frame, 1000000);
     vst->codec->codec_type = CODEC_TYPE_VIDEO;
     vst->codec->codec_id   = CODEC_ID_MOTIONPIXELS;
-    vst->codec->pix_fmt    = PIX_FMT_RGB555;
 
     mvi->get_int = (vst->codec->width * vst->codec->height < (1 << 16)) ? get_le16 : get_le24;