Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>
---
libswscale/output.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/libswscale/output.c b/libswscale/output.c
index ed8a69287c..d192ea854b 100644
--- a/libswscale/output.c
+++ b/libswscale/output.c
@@ -905,7 +905,7 @@ yuv2ya16_X_c_template(SwsContext *c, const int16_t
*lumFilter,
for (i = 0; i < dstW; i++) {
int j;
int Y = -0x40000000;
- int64_t A = 0xffff;
+ int A = 0xffff;
for (j = 0; j < lumFilterSize; j++)
Y += lumSrc[j][i] * lumFilter[j];
@@ -915,11 +915,12 @@ yuv2ya16_X_c_template(SwsContext *c, const int16_t
*lumFilter,
Y = av_clip_uint16(Y);
if (hasAlpha) {
- A = 1<<14;
+ A = -0x40000000 + (1<<14);
for (j = 0; j < lumFilterSize; j++)
A += alpSrc[j][i] * lumFilter[j];
A >>= 15;
+ A += 0x8000;
A = av_clip_uint16(A);
}
--
2.23.0
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