diff options
| author | Manuel Stoeckl <code@mstoeckl.com> | 2021-09-23 23:22:29 -0400 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2021-09-26 16:26:10 +0200 |
| commit | ca594df622abae0c59ef735d63f071db983a35f7 (patch) | |
| tree | d401f85ff70c20dbe2f6f724214cd1843c83861a /libswscale | |
| parent | 78ec2f3bd70a3f065967b68b0ddc51ba3f552410 (diff) | |
swscale/yuv2rgb: fix conversion to X2RGB10
This resolves a problem where conversions from YUV to X2RGB10LE
would produce color values a factor 4 too small, because an 8-bit
value was placed in a 10-bit channel.
Signed-off-by: Manuel Stoeckl <code@mstoeckl.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libswscale')
| -rw-r--r-- | libswscale/yuv2rgb.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libswscale/yuv2rgb.c b/libswscale/yuv2rgb.c index cac82f4c6f..c2e8d4894c 100644 --- a/libswscale/yuv2rgb.c +++ b/libswscale/yuv2rgb.c @@ -976,7 +976,7 @@ av_cold int ff_yuv2rgb_c_init_tables(SwsContext *c, const int inv_table[4], y_table32 = c->yuvTable; yb = -(384 << 16) - YUVRGB_TABLE_LUMA_HEADROOM*cy - oy; for (i = 0; i < table_plane_size; i++) { - unsigned yval = av_clip_uint8((yb + 0x8000) >> 16); + unsigned yval = av_clip_uintp2((yb + 0x8000) >> 14, 10); y_table32[i]= (yval << rbase) + (needAlpha ? 0 : (255u << abase)); y_table32[i + table_plane_size] = yval << gbase; y_table32[i + 2 * table_plane_size] = yval << bbase; |