hook up support for SSE2-optimized VP3 IDCT

Originally committed as revision 3064 to svn://svn.ffmpeg.org/ffmpeg/trunk

1 files changed, 9 insertions, 3 deletions

diff --git a/libavcodec/i386/dsputil_mmx.c b/libavcodec/i386/dsputil_mmx.c
index 15dc8eec2e..772c9c1f03 100644
--- a/libavcodec/i386/dsputil_mmx.c
+++ b/libavcodec/i386/dsputil_mmx.c
@@ -2147,9 +2147,15 @@ void dsputil_init_mmx(DSPContext* c, AVCodecContext *avctx)
         }
 
         /* VP3 optimized DSP functions */
-        c->vp3_dsp_init = vp3_dsp_init_mmx;
-        c->vp3_idct_put = vp3_idct_put_mmx;
-        c->vp3_idct_add = vp3_idct_add_mmx;
+        if (mm_flags & MM_SSE2) {
+            c->vp3_dsp_init = vp3_dsp_init_sse2;
+            c->vp3_idct_put = vp3_idct_put_sse2;
+            c->vp3_idct_add = vp3_idct_add_sse2;
+        } else {
+            c->vp3_dsp_init = vp3_dsp_init_mmx;
+            c->vp3_idct_put = vp3_idct_put_mmx;
+            c->vp3_idct_add = vp3_idct_add_mmx;
+        }
         
 #ifdef CONFIG_ENCODERS
         c->get_pixels = get_pixels_mmx;