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| author | Reimar Döffinger <Reimar.Doeffinger@gmx.de> | 2012-02-11 16:04:43 +0100 |
|---|---|---|
| committer | Reimar Döffinger <Reimar.Doeffinger@gmx.de> | 2012-02-12 18:56:06 +0100 |
| commit | b223035511d3431853c1e678d49e2630152c591a (patch) | |
| tree | 61afbfacc486e1268acc93675321c8d01560b0a5 /libavcodec/x86/h264_intrapred_init.c | |
| parent | cd1c12b5c5b79195140a93d59cbf990d034f61d8 (diff) | |
| download | ffmpeg-b223035511d3431853c1e678d49e2630152c591a.tar.gz | |
Detect and check for CMOV.
Some MMX-only CPUs do not have support for CMOV.
All SSE/MMX2 CPUs should be fine, thus no check was
added to those functions.
See also https://sourceforge.net/tracker/?func=detail&aid=3358347&group_id=205275&atid=992986
Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
Diffstat (limited to 'libavcodec/x86/h264_intrapred_init.c')
| -rw-r--r-- | libavcodec/x86/h264_intrapred_init.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/libavcodec/x86/h264_intrapred_init.c b/libavcodec/x86/h264_intrapred_init.c index 540ec87ad3..58740e2ed1 100644 --- a/libavcodec/x86/h264_intrapred_init.c +++ b/libavcodec/x86/h264_intrapred_init.c @@ -188,7 +188,8 @@ void ff_h264_pred_init_x86(H264PredContext *h, int codec_id, const int bit_depth if (chroma_format_idc == 1) h->pred8x8 [PLANE_PRED8x8] = ff_pred8x8_plane_mmx; if (codec_id == CODEC_ID_SVQ3) { - h->pred16x16[PLANE_PRED8x8] = ff_pred16x16_plane_svq3_mmx; + if (mm_flags & AV_CPU_FLAG_CMOV) + h->pred16x16[PLANE_PRED8x8] = ff_pred16x16_plane_svq3_mmx; } else if (codec_id == CODEC_ID_RV40) { h->pred16x16[PLANE_PRED8x8] = ff_pred16x16_plane_rv40_mmx; } else { |