sws: fallback to mmx2 when yuv2yuvX_sse3() cannot be used.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2011-10-31 01:46:06 +01:00 · 2011-10-31 01:46:06 +01:00 · e484b64ce3
parent f44ad92c3f
commit e484b64ce3
1 changed files with 3 additions and 0 deletions
--- a/libswscale/x86/swscale_mmx.c
+++ b/libswscale/x86/swscale_mmx.c
@ -180,6 +180,9 @@ static void yuv2yuvX_sse3(const int16_t *filter, int filterSize,
                           const int16_t **src, uint8_t *dest, int dstW,
                           const uint8_t *dither, int offset)
 {
+    if(((int)dest) & 15){
+        return yuv2yuvX_MMX2(filter, filterSize, src, dest, dstW, dither, offset);
+    }
    if (offset) {
        __asm__ volatile("movq       (%0), %%xmm3\n\t"
                         "movdqa    %%xmm3, %%xmm4\n\t"