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| author | Michael Niedermayer <michael@niedermayer.cc> | 2020-01-21 22:52:19 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2020-07-03 12:10:23 +0200 |
| commit | f541744f735d0773177f40da81e64f3401cadbc1 (patch) | |
| tree | 97e53330e4c9845fe502bdad4380d80d5fcc1d2a | |
| parent | 0ec11133d928f0d64531528c8bf4c04d9b314046 (diff) | |
| download | ffmpeg-f541744f735d0773177f40da81e64f3401cadbc1.tar.gz | |
swscale/output: Fix several invalid shifts in yuv2rgb_full_1_c_template()
Fixes: Invalid shifts
Fixes: #8320
Reviewed-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7b7f97532b2ac8836d8d8e3c71dd026e35ae1ca7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libswscale/output.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/libswscale/output.c b/libswscale/output.c index d7c53e60d9..86ead1fc94 100644 --- a/libswscale/output.c +++ b/libswscale/output.c @@ -2099,7 +2099,7 @@ yuv2rgb_full_1_c_template(SwsContext *c, const int16_t *buf0, if (uvalpha < 2048) { int A = 0; //init to silence warning for (i = 0; i < dstW; i++) { - int Y = buf0[i] << 2; + int Y = buf0[i] * 4; int U = (ubuf0[i] - (128<<7)) * 4; int V = (vbuf0[i] - (128<<7)) * 4; @@ -2116,9 +2116,9 @@ yuv2rgb_full_1_c_template(SwsContext *c, const int16_t *buf0, const int16_t *ubuf1 = ubuf[1], *vbuf1 = vbuf[1]; int A = 0; //init to silence warning for (i = 0; i < dstW; i++) { - int Y = buf0[i] << 2; - int U = (ubuf0[i] + ubuf1[i] - (128<<8)) << 1; - int V = (vbuf0[i] + vbuf1[i] - (128<<8)) << 1; + int Y = buf0[i] * 4; + int U = (ubuf0[i] + ubuf1[i] - (128<<8)) * 2; + int V = (vbuf0[i] + vbuf1[i] - (128<<8)) * 2; if (hasAlpha) { A = (abuf0[i] + 64) >> 7; |