+ let mut dst = NASimpleVideoFrame::from_video_buf(dst).unwrap();
+
+ blockdsp::copy_block(&mut dst, src.clone(), 0, xpos, ypos, mv.x >> 1, mv.y >> 1, 16, 16, 0, 1, mode, H263_INTERP_AVG_FUNCS);
+ blockdsp::copy_block(&mut dst, src.clone(), 1, xpos >> 1, ypos >> 1, mv.x >> 2, mv.y >> 2, 8, 8, 0, 1, cmode, H263_INTERP_AVG_FUNCS);
+ blockdsp::copy_block(&mut dst, src.clone(), 2, xpos >> 1, ypos >> 1, mv.x >> 2, mv.y >> 2, 8, 8, 0, 1, cmode, H263_INTERP_AVG_FUNCS);
+ }
+ fn avg_blocks8x8(&self, dst: &mut NAVideoBuffer<u8>, src: NAVideoBufferRef<u8>, xpos: usize, ypos: usize, mvs: &[MV; 4]) {
+ let mut dst = NASimpleVideoFrame::from_video_buf(dst).unwrap();
+
+ for i in 0..4 {
+ let xadd = (i & 1) * 8;
+ let yadd = (i & 2) * 4;
+ let mode = ((mvs[i].x & 1) + (mvs[i].y & 1) * 2) as usize;
+
+ blockdsp::copy_block(&mut dst, src.clone(), 0, xpos + xadd, ypos + yadd, mvs[i].x >> 1, mvs[i].y >> 1, 8, 8, 0, 1, mode, H263_INTERP_AVG_FUNCS);
+ }
+
+ let sum_mv = mvs[0] + mvs[1] + mvs[2] + mvs[3];
+ let cmx = (sum_mv.x >> 3) + H263_CHROMA_ROUND[(sum_mv.x & 0xF) as usize];
+ let cmy = (sum_mv.y >> 3) + H263_CHROMA_ROUND[(sum_mv.y & 0xF) as usize];
+ let mode = ((cmx & 1) + (cmy & 1) * 2) as usize;
+ for plane in 1..3 {
+ blockdsp::copy_block(&mut dst, src.clone(), plane, xpos >> 1, ypos >> 1, cmx >> 1, cmy >> 1, 8, 8, 0, 1, mode, H263_INTERP_AVG_FUNCS);
+ }