Add weighted motion compensation for RV40 B-frames

Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/libavcodec/rv34dsp.h b/libavcodec/rv34dsp.h
index 771a6c0f08..e1def7dc26 100644
--- a/libavcodec/rv34dsp.h
+++ b/libavcodec/rv34dsp.h
@@ -29,11 +29,17 @@
 
 #include "dsputil.h"
 
+typedef void (*rv40_weight_func)(uint8_t *dst/*align width (8 or 16)*/,
+                                 uint8_t *src1/*align width (8 or 16)*/,
+                                 uint8_t *src2/*align width (8 or 16)*/,
+                                 int w1, int w2, int stride);
+
 typedef struct RV34DSPContext {
     qpel_mc_func put_pixels_tab[4][16];
     qpel_mc_func avg_pixels_tab[4][16];
     h264_chroma_mc_func put_chroma_pixels_tab[3];
     h264_chroma_mc_func avg_chroma_pixels_tab[3];
+    rv40_weight_func rv40_weight_pixels_tab[2];
 } RV34DSPContext;
 
 void ff_rv30dsp_init(RV34DSPContext *c, DSPContext* dsp);