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Cleaning up vp9_append_sub8x8_mvs_for_idx.

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Change-Id: Ic92f15d82ff5cfa3df655d08e460335c2ef8a325
This commit is contained in:
Dmitry Kovalev 2013-11-22 15:28:32 -08:00
parent 0a64f943fc
commit 52fa10a9a3
1 changed files with 24 additions and 30 deletions
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54
vp9/common/vp9_findnearmv.c
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@ -36,50 +36,44 @@ void vp9_find_best_ref_mvs(MACROBLOCKD *xd, int allow_hp,
void vp9_append_sub8x8_mvs_for_idx(VP9_COMMON *cm, MACROBLOCKD *xd,
const TileInfo *const tile,
int_mv *dst_nearest,
int_mv *dst_near,
int_mv *dst_nearest, int_mv *dst_near,
int block_idx, int ref_idx,
int mi_row, int mi_col) {
int_mv dst_list[MAX_MV_REF_CANDIDATES];
int_mv mv_list[MAX_MV_REF_CANDIDATES];
MODE_INFO *const mi = xd->mi_8x8[0];
b_mode_info *bmi = mi->bmi;
int n;
assert(ref_idx == 0 || ref_idx == 1);
assert(MAX_MV_REF_CANDIDATES == 2); // makes code here slightly easier
assert(MAX_MV_REF_CANDIDATES == 2);
vp9_find_mv_refs_idx(cm, xd, tile, mi, xd->last_mi,
mi->mbmi.ref_frame[ref_idx],
mv_list, block_idx, mi_row, mi_col);
dst_list[1].as_int = 0;
dst_near->as_int = 0;
if (block_idx == 0) {
vpx_memcpy(dst_list, mv_list, MAX_MV_REF_CANDIDATES * sizeof(int_mv));
dst_nearest->as_int = mv_list[0].as_int;
dst_near->as_int = mv_list[1].as_int;
} else if (block_idx == 1 || block_idx == 2) {
int dst = 0, n;
b_mode_info *bmi = mi->bmi;
dst_list[dst++].as_int = bmi[0].as_mv[ref_idx].as_int;
for (n = 0; dst < MAX_MV_REF_CANDIDATES &&
n < MAX_MV_REF_CANDIDATES; n++)
if (mv_list[n].as_int != dst_list[0].as_int)
dst_list[dst++].as_int = mv_list[n].as_int;
dst_nearest->as_int = bmi[0].as_mv[ref_idx].as_int;
for (n = 0; n < MAX_MV_REF_CANDIDATES; ++n)
if (dst_nearest->as_int != mv_list[n].as_int) {
dst_near->as_int = mv_list[n].as_int;
break;
}
} else {
int dst = 0, n;
b_mode_info *bmi = mi->bmi;
int_mv candidates[2 + MAX_MV_REF_CANDIDATES] = { bmi[1].as_mv[ref_idx],
bmi[0].as_mv[ref_idx],
mv_list[0],
mv_list[1] };
assert(block_idx == 3);
dst_list[dst++].as_int = bmi[2].as_mv[ref_idx].as_int;
if (dst_list[0].as_int != bmi[1].as_mv[ref_idx].as_int)
dst_list[dst++].as_int = bmi[1].as_mv[ref_idx].as_int;
if (dst < MAX_MV_REF_CANDIDATES &&
dst_list[0].as_int != bmi[0].as_mv[ref_idx].as_int)
dst_list[dst++].as_int = bmi[0].as_mv[ref_idx].as_int;
for (n = 0; dst < MAX_MV_REF_CANDIDATES &&
n < MAX_MV_REF_CANDIDATES; n++)
if (mv_list[n].as_int != dst_list[0].as_int)
dst_list[dst++].as_int = mv_list[n].as_int;
dst_nearest->as_int = bmi[2].as_mv[ref_idx].as_int;
for (n = 0; n < 2 + MAX_MV_REF_CANDIDATES; ++n) {
if (dst_nearest->as_int != candidates[n].as_int) {
dst_near->as_int = candidates[n].as_int;
break;
}
}
}
dst_nearest->as_int = dst_list[0].as_int;
dst_near->as_int = dst_list[1].as_int;
}