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avcodec/x86/mpegvideoenc_template: fix integer overflow
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Michael Niedermayer authored on 2014/03/25 08:15:52Showing 1 changed files
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@@ -216,7 +216,7 @@ static int RENAME(dct_quantize)(MpegEncContext *s, |
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"psubusw "MM"1, "MM"4 \n\t" |
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"packuswb "MM"4, "MM"4 \n\t" |
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#if COMPILE_TEMPLATE_SSE2 |
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- "packuswb "MM"4, "MM"4 \n\t" |
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+ "packsswb "MM"4, "MM"4 \n\t" |
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#endif |
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"movd "MM"4, %0 \n\t" // *overflow |
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: "=g" (*overflow) |