[FFmpeg-devel] [PATCH 1/2] Enable SSE2 (put|avg)_pixels_16_sse2 SVQ1 chroma has been special-cased aligned to 16-bytes since at least r15466 Other architectures also assume 16-byte alignment here too but set STRIDE_ALIGN to 16.
David Conrad
lessen42
Tue Feb 9 21:01:47 CET 2010
---
libavcodec/x86/dsputil_mmx.c | 2 --
1 files changed, 0 insertions(+), 2 deletions(-)
diff --git a/libavcodec/x86/dsputil_mmx.c b/libavcodec/x86/dsputil_mmx.c
index 8263ac5..be8f616 100644
--- a/libavcodec/x86/dsputil_mmx.c
+++ b/libavcodec/x86/dsputil_mmx.c
@@ -2840,10 +2840,8 @@ void dsputil_init_mmx(DSPContext* c, AVCodecContext *avctx)
c->avg_h264_qpel_pixels_tab[1][x+y*4] = avg_h264_qpel8_mc##x##y##_##CPU;
if((mm_flags & FF_MM_SSE2) && !(mm_flags & FF_MM_3DNOW)){
// these functions are slower than mmx on AMD, but faster on Intel
-/* FIXME works in most codecs, but crashes svq1 due to unaligned chroma
c->put_pixels_tab[0][0] = put_pixels16_sse2;
c->avg_pixels_tab[0][0] = avg_pixels16_sse2;
-*/
H264_QPEL_FUNCS(0, 0, sse2);
}
if(mm_flags & FF_MM_SSE2){
--
1.6.6
More information about the ffmpeg-devel
mailing list