avutil/pixfmt: add XV48 pixel format

Much like XV30 and XV36 in d75c4693fef51e8f0a1b88798530f4c5147ea906,
XV48 is added to support 16bit 4:4:4 as defined by Microsoft.

Signed-off-by: James Almer <jamrial@gmail.com>

doc/APIchanges

@@ -2,6 +2,9 @@ The last version increases of all libraries were on 2024-03-07
 
 API changes, most recent first:
 
+2024-10-26 - xxxxxxxxxx - lavu 59.46.100 - pixfmt.h
+  Add AV_PIX_FMT_XV48.
+
 2024-10-23 - xxxxxxxxxx - lsws 8.9.100 - swscale.h
   Add sws_is_noop().
 

libavutil/pixdesc.c

@@ -2771,6 +2771,31 @@ static const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = {
         },
         .flags = AV_PIX_FMT_FLAG_BE,
     },
+    [AV_PIX_FMT_XV48LE] = {
+        .name = "xv48le",
+        .nb_components = 3,
+        .log2_chroma_w = 0,
+        .log2_chroma_h = 0,
+        .comp = {
+            { 0, 8, 2, 0, 16 },        /* Y */
+            { 0, 8, 0, 0, 16 },        /* U */
+            { 0, 8, 4, 0, 16 },        /* V */
+            { 0, 8, 6, 0, 16 },        /* X */
+        },
+    },
+    [AV_PIX_FMT_XV48BE] = {
+        .name = "xv48be",
+        .nb_components = 3,
+        .log2_chroma_w = 0,
+        .log2_chroma_h = 0,
+        .comp = {
+            { 0, 8, 2, 0, 16 },        /* Y */
+            { 0, 8, 0, 0, 16 },        /* U */
+            { 0, 8, 4, 0, 16 },        /* V */
+            { 0, 8, 6, 0, 16 },        /* X */
+        },
+        .flags = AV_PIX_FMT_FLAG_BE,
+    },
     [AV_PIX_FMT_V30XLE] = {
         .name = "v30xle",
         .nb_components = 3,

libavutil/pixfmt.h

@@ -460,6 +460,9 @@ enum AVPixelFormat {
     AV_PIX_FMT_Y216BE,      ///< packed YUV 4:2:2 like YUYV422, 32bpp, big-endian
     AV_PIX_FMT_Y216LE,      ///< packed YUV 4:2:2 like YUYV422, 32bpp, little-endian
 
+    AV_PIX_FMT_XV48BE,      ///< packed XVYU 4:4:4, 64bpp, big-endian, variant of Y416 where alpha channel is left undefined
+    AV_PIX_FMT_XV48LE,      ///< packed XVYU 4:4:4, 64bpp, little-endian, variant of Y416 where alpha channel is left undefined
+
     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
 };
 
@@ -555,6 +558,7 @@ enum AVPixelFormat {
 #define AV_PIX_FMT_Y216       AV_PIX_FMT_NE(Y216BE,  Y216LE)
 #define AV_PIX_FMT_XV30       AV_PIX_FMT_NE(XV30BE,  XV30LE)
 #define AV_PIX_FMT_XV36       AV_PIX_FMT_NE(XV36BE,  XV36LE)
+#define AV_PIX_FMT_XV48       AV_PIX_FMT_NE(XV48BE,  XV48LE)
 #define AV_PIX_FMT_V30X       AV_PIX_FMT_NE(V30XBE,  V30XLE)
 #define AV_PIX_FMT_X2RGB10    AV_PIX_FMT_NE(X2RGB10BE, X2RGB10LE)
 #define AV_PIX_FMT_X2BGR10    AV_PIX_FMT_NE(X2BGR10BE, X2BGR10LE)

libavutil/tests/pixfmt_best.c

@@ -47,6 +47,7 @@ static const enum AVPixelFormat semiplanar_list[] = {
 };
 
 static const enum AVPixelFormat packed_list[] = {
+    AV_PIX_FMT_XV48,
     AV_PIX_FMT_XV36,
     AV_PIX_FMT_XV30,
     AV_PIX_FMT_VUYX,
@@ -208,6 +209,7 @@ int main(void)
     TEST_PACKED(AV_PIX_FMT_YUV444P, AV_PIX_FMT_VUYX);
     TEST_PACKED(AV_PIX_FMT_YUV444P10, AV_PIX_FMT_XV30);
     TEST_PACKED(AV_PIX_FMT_YUV444P12, AV_PIX_FMT_XV36);
+    TEST_PACKED(AV_PIX_FMT_YUV444P16, AV_PIX_FMT_XV48);
     TEST_PACKED(AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUYV422);
     TEST_PACKED(AV_PIX_FMT_YUV422P10, AV_PIX_FMT_Y210);
     TEST_PACKED(AV_PIX_FMT_YUV422P12, AV_PIX_FMT_Y212);

libavutil/version.h

@@ -79,7 +79,7 @@
  */
 
 #define LIBAVUTIL_VERSION_MAJOR  59
-#define LIBAVUTIL_VERSION_MINOR  45
+#define LIBAVUTIL_VERSION_MINOR  46
 #define LIBAVUTIL_VERSION_MICRO 100
 
 #define LIBAVUTIL_VERSION_INT   AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \

tests/ref/fate/imgutils

@@ -282,6 +282,8 @@ rgb96be         planes: 1, linesizes: 768   0   0   0, plane_sizes: 36864     0
 rgb96le         planes: 1, linesizes: 768   0   0   0, plane_sizes: 36864     0     0     0, plane_offsets:     0     0     0, total_size: 36864
 y216be          planes: 1, linesizes: 256   0   0   0, plane_sizes: 12288     0     0     0, plane_offsets:     0     0     0, total_size: 12288
 y216le          planes: 1, linesizes: 256   0   0   0, plane_sizes: 12288     0     0     0, plane_offsets:     0     0     0, total_size: 12288
+xv48be          planes: 1, linesizes: 512   0   0   0, plane_sizes: 24576     0     0     0, plane_offsets:     0     0     0, total_size: 24576
+xv48le          planes: 1, linesizes: 512   0   0   0, plane_sizes: 24576     0     0     0, plane_offsets:     0     0     0, total_size: 24576
 
 image_fill_black tests
 yuv420p         total_size:   4608,  black_unknown_crc: 0xd00f6cc6,  black_tv_crc: 0xd00f6cc6,  black_pc_crc: 0x234969af
@@ -511,3 +513,5 @@ rgb96be         total_size:  36864,  black_unknown_crc: 0x00000000,  black_tv_cr
 rgb96le         total_size:  36864,  black_unknown_crc: 0x00000000,  black_tv_crc: 0x00000000,  black_pc_crc: 0x00000000
 y216be          total_size:  12288,  black_unknown_crc: 0x5483d935,  black_tv_crc: 0x5483d935,  black_pc_crc: 0x06397bf3
 y216le          total_size:  12288,  black_unknown_crc: 0x5d8e1cf6,  black_tv_crc: 0x5d8e1cf6,  black_pc_crc: 0x8fceec45
+xv48be          total_size:  24576,  black_unknown_crc: 0x6ba828bd,  black_tv_crc: 0x6ba828bd,  black_pc_crc: 0x5f450f41
+xv48le          total_size:  24576,  black_unknown_crc: 0xc3794950,  black_tv_crc: 0xc3794950,  black_pc_crc: 0x40874939

tests/ref/fate/pixfmt_best

@@ -1 +1 @@
-111 tests passed, 0 tests failed.
+113 tests passed, 0 tests failed.

tests/ref/fate/sws-pixdesc-query

@@ -25,6 +25,8 @@ is16BPS:
   rgbaf16le
   rgbf16be
   rgbf16le
+  xv48be
+  xv48le
   y216be
   y216le
   ya16be
@@ -194,6 +196,7 @@ isBE:
   x2rgb10be
   xv30be
   xv36be
+  xv48be
   xyz12be
   y210be
   y212be
@@ -269,6 +272,8 @@ isYUV:
   xv30le
   xv36be
   xv36le
+  xv48be
+  xv48le
   xyz12be
   xyz12le
   y210be
@@ -875,6 +880,8 @@ Packed:
   xv30le
   xv36be
   xv36le
+  xv48be
+  xv48le
   xyz12be
   xyz12le
   y210be