lavu: add planar 16 bit and 8 bit rgb with alpha

Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>

libavutil/pixdesc.c

@@ -1451,6 +1451,45 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = {
         },
         .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB,
     },
+    [AV_PIX_FMT_GBRAP] = {
+        .name = "gbrap",
+        .nb_components = 4,
+        .log2_chroma_w = 0,
+        .log2_chroma_h = 0,
+        .comp = {
+            { 0, 0, 1, 0, 7 },        /* G */
+            { 1, 0, 1, 0, 7 },        /* B */
+            { 2, 0, 1, 0, 7 },        /* R */
+            { 3, 0, 1, 0, 7 },        /* A */
+        },
+        .flags = PIX_FMT_PLANAR | PIX_FMT_RGB | PIX_FMT_ALPHA,
+    },
+    [AV_PIX_FMT_GBRAP16LE] = {
+        .name = "gbrap16le",
+        .nb_components = 4,
+        .log2_chroma_w = 0,
+        .log2_chroma_h = 0,
+        .comp = {
+            { 0, 1, 1, 0, 15 },       /* G */
+            { 1, 1, 1, 0, 15 },       /* B */
+            { 2, 1, 1, 0, 15 },       /* R */
+            { 3, 1, 1, 0, 15 },       /* A */
+        },
+        .flags = PIX_FMT_PLANAR | PIX_FMT_RGB | PIX_FMT_ALPHA,
+    },
+    [AV_PIX_FMT_GBRAP16BE] = {
+        .name = "gbrap16be",
+        .nb_components = 4,
+        .log2_chroma_w = 0,
+        .log2_chroma_h = 0,
+        .comp = {
+            { 0, 1, 1, 0, 15 },       /* G */
+            { 1, 1, 1, 0, 15 },       /* B */
+            { 2, 1, 1, 0, 15 },       /* R */
+            { 3, 1, 1, 0, 15 },       /* A */
+        },
+        .flags = PIX_FMT_BE | PIX_FMT_PLANAR | PIX_FMT_RGB | PIX_FMT_ALPHA,
+    },
     [AV_PIX_FMT_VDPAU] = {
         .name = "vdpau",
         .log2_chroma_w = 1,

libavutil/pixfmt.h

@@ -206,6 +206,10 @@ enum AVPixelFormat {
     AV_PIX_FMT_YA16BE,       ///< 16bit gray, 16bit alpha (big-endian)
     AV_PIX_FMT_YA16LE,       ///< 16bit gray, 16bit alpha (little-endian)
 
+    AV_PIX_FMT_GBRAP,        ///< planar GBRA 4:4:4:4 32bpp
+    AV_PIX_FMT_GBRAP16BE,    ///< planar GBRA 4:4:4:4 64bpp, big-endian
+    AV_PIX_FMT_GBRAP16LE,    ///< planar GBRA 4:4:4:4 64bpp, little-endian
+
     AV_PIX_FMT_NB,        ///< number of pixel formats, DO NOT USE THIS if you want to link with shared libav* because the number of formats might differ between versions
 
 #if FF_API_PIX_FMT
@@ -251,6 +255,8 @@ enum AVPixelFormat {
 #define AV_PIX_FMT_GBRP10    AV_PIX_FMT_NE(GBRP10BE,    GBRP10LE)
 #define AV_PIX_FMT_GBRP16    AV_PIX_FMT_NE(GBRP16BE,    GBRP16LE)
 
+#define AV_PIX_FMT_GBRAP16   AV_PIX_FMT_NE(GBRAP16BE,   GBRAP16LE)
+
 #define AV_PIX_FMT_YUVA420P9  AV_PIX_FMT_NE(YUVA420P9BE , YUVA420P9LE)
 #define AV_PIX_FMT_YUVA422P9  AV_PIX_FMT_NE(YUVA422P9BE , YUVA422P9LE)
 #define AV_PIX_FMT_YUVA444P9  AV_PIX_FMT_NE(YUVA444P9BE , YUVA444P9LE)

libavutil/version.h

@@ -54,7 +54,7 @@
  */
 
 #define LIBAVUTIL_VERSION_MAJOR 54
-#define LIBAVUTIL_VERSION_MINOR  6
+#define LIBAVUTIL_VERSION_MINOR  7
 #define LIBAVUTIL_VERSION_MICRO  0
 
 #define LIBAVUTIL_VERSION_INT   AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \