[FFmpeg-cvslog] avutil/pixfmt: fix AV_PIX_FMT_RGB8 description

[Jeffrey Knockel]

ffmpeg | branch: master | Jeffrey Knockel <jeff at jeffreyknockel.com> | Sun Jan 14 10:08:55 2024 -0500| [0e20146db032cfd14524c038e5f963b993961095] | committer: Michael Niedermayer

avutil/pixfmt: fix AV_PIX_FMT_RGB8 description

Previously AV_PIX_FMT_RGB8 was documented as "RGB 3:3:2,
(msb)2R 3G 3B(lsb)".  While the RGB 3:3:2 part is correct, the latter
part should be: (msb)3R 3G 2B(lsb).  This commit also updates the
format's pixdesc description to be (msb)3R 3G 2B(lsb).

Signed-off-by: Jeffrey Knockel <jeff at jeffreyknockel.com>
Reviewed-by: "Diederick C. Niehorster" <dcnieho at gmail.com>
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=0e20146db032cfd14524c038e5f963b993961095
---

 libavutil/pixdesc.c | 6 +++---
 libavutil/pixfmt.h  | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/libavutil/pixdesc.c b/libavutil/pixdesc.c
index 0db4167934..f6d4d01460 100644
--- a/libavutil/pixdesc.c
+++ b/libavutil/pixdesc.c
@@ -530,9 +530,9 @@ static const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = {
         .log2_chroma_w = 0,
         .log2_chroma_h = 0,
         .comp = {
-            { 0, 1, 0, 6, 2 },        /* R */
-            { 0, 1, 0, 3, 3 },        /* G */
-            { 0, 1, 0, 0, 3 },        /* B */
+            { 0, 1, 0, 5, 3 },        /* R */
+            { 0, 1, 0, 2, 3 },        /* G */
+            { 0, 1, 0, 0, 2 },        /* B */
         },
         .flags = AV_PIX_FMT_FLAG_RGB,
     },
diff --git a/libavutil/pixfmt.h b/libavutil/pixfmt.h
index 58f9ad28bd..9c87571f49 100644
--- a/libavutil/pixfmt.h
+++ b/libavutil/pixfmt.h
@@ -83,7 +83,7 @@ enum AVPixelFormat {
     AV_PIX_FMT_BGR8,      ///< packed RGB 3:3:2,  8bpp, (msb)2B 3G 3R(lsb)
     AV_PIX_FMT_BGR4,      ///< packed RGB 1:2:1 bitstream,  4bpp, (msb)1B 2G 1R(lsb), a byte contains two pixels, the first pixel in the byte is the one composed by the 4 msb bits
     AV_PIX_FMT_BGR4_BYTE, ///< packed RGB 1:2:1,  8bpp, (msb)1B 2G 1R(lsb)
-    AV_PIX_FMT_RGB8,      ///< packed RGB 3:3:2,  8bpp, (msb)2R 3G 3B(lsb)
+    AV_PIX_FMT_RGB8,      ///< packed RGB 3:3:2,  8bpp, (msb)3R 3G 2B(lsb)
     AV_PIX_FMT_RGB4,      ///< packed RGB 1:2:1 bitstream,  4bpp, (msb)1R 2G 1B(lsb), a byte contains two pixels, the first pixel in the byte is the one composed by the 4 msb bits
     AV_PIX_FMT_RGB4_BYTE, ///< packed RGB 1:2:1,  8bpp, (msb)1R 2G 1B(lsb)
     AV_PIX_FMT_NV12,      ///< planar YUV 4:2:0, 12bpp, 1 plane for Y and 1 plane for the UV components, which are interleaved (first byte U and the following byte V)