[FFmpeg-cvslog] swscale/output: Implement dither none for yuv2rgb_write_full()
Michael Niedermayer
git at videolan.org
Fri Jul 9 16:19:48 EEST 2021
ffmpeg | branch: master | Michael Niedermayer <michael at niedermayer.cc> | Thu Jul 8 12:59:36 2021 +0200| [75285325500672a806ba93bfc1e0ace9c9e566c1] | committer: Michael Niedermayer
swscale/output: Implement dither none for yuv2rgb_write_full()
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=75285325500672a806ba93bfc1e0ace9c9e566c1
---
libswscale/output.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/libswscale/output.c b/libswscale/output.c
index e855ad606a..0a3515f3ca 100644
--- a/libswscale/output.c
+++ b/libswscale/output.c
@@ -1912,6 +1912,17 @@ static av_always_inline void yuv2rgb_write_full(SwsContext *c,
int r,g,b;
switch (c->dither) {
+ case SWS_DITHER_NONE:
+ if (isrgb8) {
+ r = av_clip_uintp2(R >> 27, 3);
+ g = av_clip_uintp2(G >> 27, 3);
+ b = av_clip_uintp2(B >> 28, 2);
+ } else {
+ r = av_clip_uintp2(R >> 29, 1);
+ g = av_clip_uintp2(G >> 28, 2);
+ b = av_clip_uintp2(B >> 29, 1);
+ }
+ break;
default:
case SWS_DITHER_AUTO:
case SWS_DITHER_ED:
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