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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 7b7f97532b
)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
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@ -1877,7 +1877,7 @@ yuv2rgb_full_1_c_template(SwsContext *c, const int16_t *buf0,
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if (uvalpha < 2048) {
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if (uvalpha < 2048) {
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int A = 0; //init to silence warning
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int A = 0; //init to silence warning
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for (i = 0; i < dstW; i++) {
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for (i = 0; i < dstW; i++) {
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int Y = buf0[i] << 2;
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int Y = buf0[i] * 4;
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int U = (ubuf0[i] - (128<<7)) * 4;
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int U = (ubuf0[i] - (128<<7)) * 4;
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int V = (vbuf0[i] - (128<<7)) * 4;
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int V = (vbuf0[i] - (128<<7)) * 4;
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@ -1894,9 +1894,9 @@ yuv2rgb_full_1_c_template(SwsContext *c, const int16_t *buf0,
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const int16_t *ubuf1 = ubuf[1], *vbuf1 = vbuf[1];
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const int16_t *ubuf1 = ubuf[1], *vbuf1 = vbuf[1];
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int A = 0; //init to silence warning
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int A = 0; //init to silence warning
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for (i = 0; i < dstW; i++) {
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for (i = 0; i < dstW; i++) {
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int Y = buf0[i] << 2;
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int Y = buf0[i] * 4;
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int U = (ubuf0[i] + ubuf1[i] - (128<<8)) << 1;
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int U = (ubuf0[i] + ubuf1[i] - (128<<8)) * 2;
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int V = (vbuf0[i] + vbuf1[i] - (128<<8)) << 1;
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int V = (vbuf0[i] + vbuf1[i] - (128<<8)) * 2;
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if (hasAlpha) {
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if (hasAlpha) {
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A = (abuf0[i] + 64) >> 7;
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A = (abuf0[i] + 64) >> 7;
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