- let mode = ((mv_a.x & 1) + (mv_a.y & 1) * 2) as usize;
- if self.version != 4 {
- copy_block(frm, src.clone(), 0, bx * 8, by * 8,
- mv_a.x >> 1, mv_a.y >> 1, 8, 8, 0, 1, mode, VP3_INTERP_FUNCS);
- } else {
- vp_copy_block(frm, src.clone(), 0, bx * 8, by * 8,
- mv_a.x >> 1, mv_a.y >> 1, 0, 1, self.loop_str,
- mode, VP3_INTERP_FUNCS, self.mc_buf.clone());
- }
- let mode = ((mv_b.x & 1) + (mv_b.y & 1) * 2) as usize;
- if self.version != 4 {
- copy_block(frm, src.clone(), 0, bx * 8 + 8, by * 8,
- mv_b.x >> 1, mv_b.y >> 1, 8, 8, 0, 1, mode, VP3_INTERP_FUNCS);
- } else {
- vp_copy_block(frm, src.clone(), 0, bx * 8 + 8, by * 8,
- mv_b.x >> 1, mv_b.y >> 1, 0, 1, self.loop_str,
- mode, VP3_INTERP_FUNCS, self.mc_buf.clone());
- }
- let mode = ((mv_c.x & 1) + (mv_c.y & 1) * 2) as usize;
- if self.version != 4 {
- copy_block(frm, src.clone(), 0, bx * 8, by * 8 + 8,
- mv_c.x >> 1, mv_c.y >> 1, 8, 8, 0, 1, mode, VP3_INTERP_FUNCS);
- } else {
- vp_copy_block(frm, src.clone(), 0, bx * 8, by * 8 + 8,
- mv_c.x >> 1, mv_c.y >> 1, 0, 1, self.loop_str,
- mode, VP3_INTERP_FUNCS, self.mc_buf.clone());
- }
- let mode = ((mv_d.x & 1) + (mv_d.y & 1) * 2) as usize;
- if self.version != 4 {
- copy_block(frm, src.clone(), 0, bx * 8 + 8, by * 8 + 8,
- mv_d.x >> 1, mv_d.y >> 1, 8, 8, 0, 1, mode, VP3_INTERP_FUNCS);
- } else {
- vp_copy_block(frm, src.clone(), 0, bx * 8 + 8, by * 8 + 8,
- mv_d.x >> 1, mv_d.y >> 1, 0, 1, self.loop_str,
- mode, VP3_INTERP_FUNCS, self.mc_buf.clone());
+ for i in 0..4 {
+ let xoff = (i & 1) * 8;
+ let yoff = (i >> 1) * 8;
+
+ let mode = vp3_mv_mode(mvs[i].x, mvs[i].y);
+ if self.version != 4 {
+ copy_block(frm, src.clone(), 0, bx * 8 + xoff, by * 8 + yoff,
+ mvs[i].x >> 1, mvs[i].y >> 1, 8, 8, 0, 1, mode, VP3_INTERP_FUNCS);
+ } else {
+ vp_copy_block(frm, src.clone(), 0, bx * 8 + xoff, by * 8 + yoff,
+ mvs[i].x >> 1, mvs[i].y >> 1, 0, 1, self.loop_str,
+ mode, VP3_INTERP_FUNCS, self.mc_buf.clone());
+ }