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| author | Michael Niedermayer <michael@niedermayer.cc> | 2020-01-21 22:52:19 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2020-01-22 18:41:46 +0100 |
| commit | 7b7f97532b2ac8836d8d8e3c71dd026e35ae1ca7 (patch) | |
| tree | 4cb9af1feed6266128aa8a690acf644858676a3a | |
| parent | a6ca22c11834c0ff075592e3f051d41068c407db (diff) | |
| download | ffmpeg-7b7f97532b2ac8836d8d8e3c71dd026e35ae1ca7.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>
| -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 d192ea854b..a793a89443 100644 --- a/libswscale/output.c +++ b/libswscale/output.c @@ -2093,7 +2093,7 @@ 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; @@ -2110,9 +2110,9 @@ 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; |