fourcc: add fourcc aliases for YUV formats

Add fourcc aliases for 422 planar and 411 planar.
These are Y42B & Y41B respectively.
Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

src/misc/fourcc.c

@@ -761,11 +761,13 @@ static const staticentry_t p_list_video[] = {
         A("I410"),
     B(VLC_CODEC_I411, "Planar 4:1:1 YUV"),
         A("I411"),
+        A("Y41B"),
     B(VLC_CODEC_I420, "Planar 4:2:0 YUV"),
         A("I420"),
         A("IYUV"),
     B(VLC_CODEC_I422, "Planar 4:2:2 YUV"),
         A("I422"),
+        A("Y42B"),
     B(VLC_CODEC_I440, "Planar 4:4:0 YUV"),
         A("I440"),
     B(VLC_CODEC_I444, "Planar 4:4:4 YUV"),