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ffmpeg.wasm-core
Commit ef912134 authored by Michael Niedermayer's avatar Michael Niedermayer
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x86/swscale: use unsigned to build SIMD values to avoid signed overflow 

Signed-off-by: 's avatarMichael Niedermayer <michaelni@gmx.at>
parent 8470e6c9
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Showing with 2 additions and 2 deletions
libswscale/x86/swscale.c
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...@@ -188,7 +188,7 @@ void updateMMXDitherTables(SwsContext *c, int dstY, int lumBufIndex, int chrBufI ...@@ -188,7 +188,7 @@ void updateMMXDitherTables(SwsContext *c, int dstY, int lumBufIndex, int chrBufI
*(const void**)&lumMmxFilter[4*i+0]= lumSrcPtr[i]; *(const void**)&lumMmxFilter[4*i+0]= lumSrcPtr[i];
lumMmxFilter[4*i+2]= lumMmxFilter[4*i+2]=
lumMmxFilter[4*i+3]= lumMmxFilter[4*i+3]=
((uint16_t)vLumFilter[dstY*vLumFilterSize + i])*0x10001; ((uint16_t)vLumFilter[dstY*vLumFilterSize + i])*0x10001U;
if (CONFIG_SWSCALE_ALPHA && alpPixBuf) { if (CONFIG_SWSCALE_ALPHA && alpPixBuf) {
*(const void**)&alpMmxFilter[4*i+0]= alpSrcPtr[i]; *(const void**)&alpMmxFilter[4*i+0]= alpSrcPtr[i];
alpMmxFilter[4*i+2]= alpMmxFilter[4*i+2]=
...@@ -199,7 +199,7 @@ void updateMMXDitherTables(SwsContext *c, int dstY, int lumBufIndex, int chrBufI ...@@ -199,7 +199,7 @@ void updateMMXDitherTables(SwsContext *c, int dstY, int lumBufIndex, int chrBufI
*(const void**)&chrMmxFilter[4*i+0]= chrUSrcPtr[i]; *(const void**)&chrMmxFilter[4*i+0]= chrUSrcPtr[i];
chrMmxFilter[4*i+2]= chrMmxFilter[4*i+2]=
chrMmxFilter[4*i+3]= chrMmxFilter[4*i+3]=
((uint16_t)vChrFilter[chrDstY*vChrFilterSize + i])*0x10001; ((uint16_t)vChrFilter[chrDstY*vChrFilterSize + i])*0x10001U;
} }
} }
} }
......
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