libavutil: add AV_PIX_FMT_BAYER pixel formats

The pixel format descriptors are set to more or less arbitrary
values as bayer formats do not fit in the descriptors structure.
These values are currently not used for bayer formats and thus
do not matter.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

1 files changed, 71 insertions, 0 deletions

diff --git a/libavutil/pixdesc.c b/libavutil/pixdesc.c
index e866db2118..4c46921e62 100644
--- a/libavutil/pixdesc.c
+++ b/libavutil/pixdesc.c
@@ -1737,6 +1737,75 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = {
        },
         .flags = AV_PIX_FMT_FLAG_BE,
     },
+
+#define BAYER8_DESC_COMMON \
+        .nb_components= 3, \
+        .log2_chroma_w= 0, \
+        .log2_chroma_h= 0, \
+        .comp = {          \
+            {0,0,0,0,1},   \
+            {0,0,0,0,3},   \
+            {0,0,0,0,1},   \
+        },                 \
+
+#define BAYER16_DESC_COMMON \
+        .nb_components= 3, \
+        .log2_chroma_w= 0, \
+        .log2_chroma_h= 0, \
+        .comp = {          \
+            {0,1,0,0, 3},  \
+            {0,1,0,0, 7},  \
+            {0,1,0,0, 3},  \
+        },                 \
+
+    [AV_PIX_FMT_BAYER_BGGR8] = {
+        .name = "bayer_bggr8",
+        BAYER8_DESC_COMMON
+    },
+    [AV_PIX_FMT_BAYER_BGGR16LE] = {
+        .name = "bayer_bggr16le",
+        BAYER16_DESC_COMMON
+    },
+    [AV_PIX_FMT_BAYER_BGGR16BE] = {
+        .name = "bayer_bggr16be",
+        BAYER16_DESC_COMMON
+    },
+    [AV_PIX_FMT_BAYER_RGGB8] = {
+        .name = "bayer_rggb8",
+        BAYER8_DESC_COMMON
+    },
+    [AV_PIX_FMT_BAYER_RGGB16LE] = {
+        .name = "bayer_rggb16le",
+        BAYER16_DESC_COMMON
+    },
+    [AV_PIX_FMT_BAYER_RGGB16BE] = {
+        .name = "bayer_rggb16be",
+        BAYER16_DESC_COMMON
+    },
+    [AV_PIX_FMT_BAYER_GBRG8] = {
+        .name = "bayer_gbrg8",
+        BAYER8_DESC_COMMON
+    },
+    [AV_PIX_FMT_BAYER_GBRG16LE] = {
+        .name = "bayer_gbrg16le",
+        BAYER16_DESC_COMMON
+    },
+    [AV_PIX_FMT_BAYER_GBRG16BE] = {
+        .name = "bayer_gbrg16be",
+        BAYER16_DESC_COMMON
+    },
+    [AV_PIX_FMT_BAYER_GRBG8] = {
+        .name = "bayer_grbg8",
+        BAYER8_DESC_COMMON
+    },
+    [AV_PIX_FMT_BAYER_GRBG16LE] = {
+        .name = "bayer_grbg16le",
+        BAYER16_DESC_COMMON
+    },
+    [AV_PIX_FMT_BAYER_GRBG16BE] = {
+        .name = "bayer_grbg16be",
+        BAYER16_DESC_COMMON
+    },
 };
 
 FF_DISABLE_DEPRECATION_WARNINGS
@@ -1918,6 +1987,8 @@ void ff_check_pixfmt_descriptors(void){
                 av_assert0(8*(c->step_minus1+1) >= c->depth_minus1+1);
             }
             av_read_image_line(tmp, (void*)data, linesize, d, 0, 0, j, 2, 0);
+            if (!memcmp(d->name, "bayer_", 6))
+                continue;
             av_assert0(tmp[0] == 0 && tmp[1] == 0);
             tmp[0] = tmp[1] = (1<<(c->depth_minus1 + 1)) - 1;
             av_write_image_line(tmp, data, linesize, d, 0, 0, j, 2);