diff --git a/libmpcodecs/vd_ffmpeg.c b/libmpcodecs/vd_ffmpeg.c
index c2dc90577a..cf48af503c 100644
--- a/libmpcodecs/vd_ffmpeg.c
+++ b/libmpcodecs/vd_ffmpeg.c
@@ -466,6 +466,7 @@ static int init_vo(sh_video_t *sh, enum PixelFormat pix_fmt){
 	case PIX_FMT_RGBA32:  ctx->best_csp=IMGFMT_BGR32;break; //huffyuv / mjpeg
 	case PIX_FMT_BGR24 :  ctx->best_csp=IMGFMT_BGR24;break; //8bps
 	case PIX_FMT_RGB555:  ctx->best_csp=IMGFMT_BGR15;break; //rpza,cram
+	case PIX_FMT_RGB565:  ctx->best_csp=IMGFMT_BGR16;break; //4xm
 	case PIX_FMT_PAL8:    ctx->best_csp=IMGFMT_BGR8;break; //8bps,mrle,cram
 #ifdef HAVE_XVMC
         case PIX_FMT_XVMC_MPEG2_MC:ctx->best_csp=IMGFMT_XVMC_MOCO_MPEG2;break;