lavu: Add interleaved 4:2:2 8/10-bit formats

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

doc/APIchanges

@@ -13,6 +13,10 @@ libavutil:     2012-10-22
 
 API changes, most recent first:
 
+2013-09-21 - xxxxxxx - lavu 52.16.0 - pixfmt.h
+  Add interleaved 4:2:2 8/10-bit formats AV_PIX_FMT_NV16 and
+  AV_PIX_FMT_NV20.
+
 2013-09-16 - 3feb3d6 - lavu 52.15.0 - mem.h
   Add av_reallocp.
 

libavutil/pixdesc.c

@@ -1392,6 +1392,42 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = {
        },
         .flags = AV_PIX_FMT_FLAG_BE,
     },
+    [AV_PIX_FMT_NV16] = {
+        .name = "nv16",
+        .nb_components = 3,
+        .log2_chroma_w = 1,
+        .log2_chroma_h = 0,
+        .comp = {
+            { 0, 0, 1, 0, 7 },        /* Y */
+            { 1, 1, 1, 0, 7 },        /* U */
+            { 1, 1, 2, 0, 7 },        /* V */
+        },
+        .flags = AV_PIX_FMT_FLAG_PLANAR,
+    },
+    [AV_PIX_FMT_NV20LE] = {
+        .name = "nv20le",
+        .nb_components = 3,
+        .log2_chroma_w = 1,
+        .log2_chroma_h = 0,
+        .comp = {
+            { 0, 0, 1, 0, 9 },        /* Y */
+            { 1, 1, 1, 0, 9 },        /* U */
+            { 1, 1, 3, 0, 9 },        /* V */
+        },
+        .flags = AV_PIX_FMT_FLAG_PLANAR,
+    },
+    [AV_PIX_FMT_NV20BE] = {
+        .name = "nv20be",
+        .nb_components = 3,
+        .log2_chroma_w = 1,
+        .log2_chroma_h = 0,
+        .comp = {
+            { 0, 0, 1, 0, 9 },        /* Y */
+            { 1, 1, 1, 0, 9 },        /* U */
+            { 1, 1, 3, 0, 9 },        /* V */
+        },
+        .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_BE,
+    },
 };
 
 FF_DISABLE_DEPRECATION_WARNINGS

libavutil/pixfmt.h

@@ -185,6 +185,9 @@ enum AVPixelFormat {
     AV_PIX_FMT_VDPAU,     ///< HW acceleration through VDPAU, Picture.data[3] contains a VdpVideoSurface
     AV_PIX_FMT_XYZ12LE,      ///< packed XYZ 4:4:4, 36 bpp, (msb) 12X, 12Y, 12Z (lsb), the 2-byte value for each X/Y/Z is stored as little-endian, the 4 lower bits are set to 0
     AV_PIX_FMT_XYZ12BE,      ///< packed XYZ 4:4:4, 36 bpp, (msb) 12X, 12Y, 12Z (lsb), the 2-byte value for each X/Y/Z is stored as big-endian, the 4 lower bits are set to 0
+    AV_PIX_FMT_NV16,         ///< interleaved chroma YUV 4:2:2, 16bpp, (1 Cr & Cb sample per 2x1 Y samples)
+    AV_PIX_FMT_NV20LE,       ///< interleaved chroma YUV 4:2:2, 20bpp, (1 Cr & Cb sample per 2x1 Y samples), little-endian
+    AV_PIX_FMT_NV20BE,       ///< interleaved chroma YUV 4:2:2, 20bpp, (1 Cr & Cb sample per 2x1 Y samples), big-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
@@ -238,6 +241,7 @@ enum AVPixelFormat {
 #define AV_PIX_FMT_YUVA444P16 AV_PIX_FMT_NE(YUVA444P16BE, YUVA444P16LE)
 
 #define AV_PIX_FMT_XYZ12      AV_PIX_FMT_NE(XYZ12BE, XYZ12LE)
+#define AV_PIX_FMT_NV20       AV_PIX_FMT_NE(NV20BE,  NV20LE)
 
 #if FF_API_PIX_FMT
 #define PixelFormat AVPixelFormat

libavutil/version.h

@@ -37,7 +37,7 @@
  */
 
 #define LIBAVUTIL_VERSION_MAJOR 52
-#define LIBAVUTIL_VERSION_MINOR 15
+#define LIBAVUTIL_VERSION_MINOR 16
 #define LIBAVUTIL_VERSION_MICRO  0
 
 #define LIBAVUTIL_VERSION_INT   AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \