submv_prob = get_submv_prob(left, above);
- switch (vp8_rac_get_tree(c, vp8_submv_ref_tree, submv_prob)) {
- case VP8_SUBMVMODE_NEW4X4:
- mb->bmv[n].y = mb->mv.y + read_mv_component(c, s->prob->mvc[0]);
- mb->bmv[n].x = mb->mv.x + read_mv_component(c, s->prob->mvc[1]);
- break;
- case VP8_SUBMVMODE_ZERO4X4:
- AV_ZERO32(&mb->bmv[n]);
- break;
- case VP8_SUBMVMODE_LEFT4X4:
+ if (vp56_rac_get_prob_branchy(c, submv_prob[0])) {
+ if (vp56_rac_get_prob_branchy(c, submv_prob[1])) {
+ if (vp56_rac_get_prob_branchy(c, submv_prob[2])) {
+ mb->bmv[n].y = mb->mv.y + read_mv_component(c, s->prob->mvc[0]);
+ mb->bmv[n].x = mb->mv.x + read_mv_component(c, s->prob->mvc[1]);
+ } else {
+ AV_ZERO32(&mb->bmv[n]);
+ }
+ } else {
+ AV_WN32A(&mb->bmv[n], above);
+ }
+ } else {
AV_WN32A(&mb->bmv[n], left);
- break;
- case VP8_SUBMVMODE_TOP4X4:
- AV_WN32A(&mb->bmv[n], above);
- break;
}
}
VP8_MVMODE_SPLIT
};
-enum inter_submvmode {
- VP8_SUBMVMODE_LEFT4X4,
- VP8_SUBMVMODE_TOP4X4,
- VP8_SUBMVMODE_ZERO4X4,
- VP8_SUBMVMODE_NEW4X4
-};
-
enum inter_splitmvmode {
VP8_SPLITMVMODE_16x8 = 0, ///< 2 16x8 blocks (vertical)
VP8_SPLITMVMODE_8x16, ///< 2 8x16 blocks (horizontal)
{ 208, 1, 1 }
};
-static const int8_t vp8_submv_ref_tree[3][2] = {
- { -VP8_SUBMVMODE_LEFT4X4, 1 }, // '0'
- { -VP8_SUBMVMODE_TOP4X4, 2 }, // '10'
- { -VP8_SUBMVMODE_ZERO4X4, -VP8_SUBMVMODE_NEW4X4 } // '110', '111'
-};
-
static const uint8_t vp8_pred16x16_prob_intra[4] = { 145, 156, 163, 128 };
static const uint8_t vp8_pred16x16_prob_inter[4] = { 112, 86, 140, 37 };