From: "Ronald S. Bultje" <rsbul...@gmail.com> All x86-64 CPUs have SSE2, so the MMX version will never be used. This leads to smaller binaries. --- libavcodec/x86/vp56dsp.asm | 2 ++ libavcodec/x86/vp56dsp_init.c | 2 ++ 2 files changed, 4 insertions(+)
diff --git a/libavcodec/x86/vp56dsp.asm b/libavcodec/x86/vp56dsp.asm index 27a82bc..ca4d97e 100644 --- a/libavcodec/x86/vp56dsp.asm +++ b/libavcodec/x86/vp56dsp.asm @@ -162,8 +162,10 @@ cglobal vp6_filter_diag4, 5, 7, 8 RET %endmacro +%if ARCH_X86_32 INIT_MMX mmx vp6_filter_diag4 +%endif INIT_XMM sse2 vp6_filter_diag4 diff --git a/libavcodec/x86/vp56dsp_init.c b/libavcodec/x86/vp56dsp_init.c index 2989281..ae04440 100644 --- a/libavcodec/x86/vp56dsp_init.c +++ b/libavcodec/x86/vp56dsp_init.c @@ -36,9 +36,11 @@ av_cold void ff_vp56dsp_init_x86(VP56DSPContext* c, enum CodecID codec) int mm_flags = av_get_cpu_flags(); if (CONFIG_VP6_DECODER && codec == CODEC_ID_VP6) { +#if ARCH_X86_32 if (mm_flags & AV_CPU_FLAG_MMX) { c->vp6_filter_diag4 = ff_vp6_filter_diag4_mmx; } +#endif if (mm_flags & AV_CPU_FLAG_SSE2) { c->vp6_filter_diag4 = ff_vp6_filter_diag4_sse2; -- 1.7.9.5 _______________________________________________ libav-devel mailing list libav-devel@libav.org https://lists.libav.org/mailman/listinfo/libav-devel