Index: libmpcodecs/ve_lavc.c
===================================================================
--- libmpcodecs/ve_lavc.c	(revision 23299)
+++ libmpcodecs/ve_lavc.c	(working copy)
@@ -566,6 +566,7 @@
     lavc_venc_context->b_sensitivity = lavc_param_b_sensitivity;
     lavc_venc_context->level = lavc_param_level;
 
+    mux_v->imgfmt = lavc_param_format;
     switch(lavc_param_format)
     {
 	case IMGFMT_YV12:
Index: libmpdemux/muxer.h
===================================================================
--- libmpdemux/muxer.h	(revision 23299)
+++ libmpdemux/muxer.h	(working copy)
@@ -40,6 +40,7 @@
   BITMAPINFOHEADER *bih;   // in format
   int encoder_delay; // in number of frames
   int decoder_delay; // in number of frames
+  int imgfmt;
   // mpeg specific:
   size_t ipb[3]; // sizes of I/P/B frames
   // muxer of that stream
Index: libmpdemux/muxer_lavf.c
===================================================================
--- libmpdemux/muxer_lavf.c	(revision 23299)
+++ libmpdemux/muxer_lavf.c	(working copy)
@@ -240,6 +240,7 @@
                 if(ctx->codec_id <= 0 || force_fourcc)
                     ctx->codec_tag= stream->bih->biCompression;
 		mp_msg(MSGT_MUXER, MSGL_INFO, "VIDEO CODEC ID: %d\n", ctx->codec_id);
+		ctx->pix_fmt = imgfmt2pixfmt(stream->imgfmt);
 		ctx->width = stream->bih->biWidth;
 		ctx->height = stream->bih->biHeight;
 		ctx->bit_rate = 800000;