Declare NV21, NV16 and NV61 chromas

include/vlc_fourcc.h

@@ -202,8 +202,14 @@
 #define VLC_CODEC_CYUV      VLC_FOURCC('c','y','u','v')
 /* 10-bit 4:2:2 Component YCbCr */
 #define VLC_CODEC_V210      VLC_FOURCC('v','2','1','0')
-/* Planar Y Packet UV (420) */
+/* 2 planes Y/UV 4:2:0 */
 #define VLC_CODEC_NV12      VLC_FOURCC('N','V','1','2')
+/* 2 planes Y/VU 4:2:0 */
+#define VLC_CODEC_NV21      VLC_FOURCC('N','V','2','1')
+/* 2 planes Y/UV 4:2:2 */
+#define VLC_CODEC_NV16      VLC_FOURCC('N','V','1','6')
+/* 2 planes Y/VU 4:2:2 */
+#define VLC_CODEC_NV61      VLC_FOURCC('N','V','6','1')
 
 /* Image codec (video) */
 #define VLC_CODEC_PNG       VLC_FOURCC('p','n','g',' ')

src/misc/fourcc.c

@@ -730,8 +730,14 @@ static const entry_t p_list_video[] = {
     B(VLC_CODEC_V210, "10-bit 4:2:2 Component YCbCr"),
         A("v210"),
 
-    B(VLC_CODEC_NV12, "Planar  Y, Packet UV (420)"),
+    B(VLC_CODEC_NV12, "Biplanar 4:2:0 Y/UV"),
         A("NV12"),
+    B(VLC_CODEC_NV21, "Biplanar 4:2:0 Y/VU"),
+        A("NV21"),
+    B(VLC_CODEC_NV16, "Biplanar 4:2:2 Y/UV"),
+        A("NV16"),
+    B(VLC_CODEC_NV61, "Biplanar 4:2:2 Y/VU"),
+        A("NV61"),
 
     B(VLC_CODEC_I420_9L, "Planar 4:2:0 YUV 9-bit LE"),
         A("I09L"),