generic-library/vpx
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Merge "VP9: Refactor read_inter_block_mode_info() -- 2"

Browse Source
This commit is contained in:
Scott LaVarnway 2016-02-10 12:59:41 +00:00 committed by Gerrit Code Review
commit ad08e0875b
1 changed files with 22 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

38
vp9/decoder/vp9_decodemv.c
View File

@ -81,8 +81,8 @@ static TX_SIZE read_selected_tx_size(VP9_COMMON *cm, MACROBLOCKD *xd,
return (TX_SIZE)tx_size;
}
static TX_SIZE read_tx_size(VP9_COMMON *cm, MACROBLOCKD *xd,
int allow_select, vpx_reader *r) {
static INLINE TX_SIZE read_tx_size(VP9_COMMON *cm, MACROBLOCKD *xd,
int allow_select, vpx_reader *r) {
TX_MODE tx_mode = cm->tx_mode;
BLOCK_SIZE bsize = xd->mi[0]->sb_type;
const TX_SIZE max_tx_size = max_txsize_lookup[bsize];
@ -416,6 +416,14 @@ static INLINE int is_mv_valid(const MV *mv) {
mv->col > MV_LOW && mv->col < MV_UPP;
}
static INLINE void copy_mv_pair(int_mv *dst, const int_mv *src) {
memcpy(dst, src, sizeof(*dst) * 2);
}
static INLINE void zero_mv_pair(int_mv *dst) {
memset(dst, 0, sizeof(*dst) * 2);
}
static INLINE int assign_mv(VP9_COMMON *cm, MACROBLOCKD *xd,
PREDICTION_MODE mode,
int_mv mv[2], int_mv ref_mv[2],
@ -437,13 +445,11 @@ static INLINE int assign_mv(VP9_COMMON *cm, MACROBLOCKD *xd,
}
case NEARMV:
case NEARESTMV: {
mv[0].as_int = near_nearest_mv[0].as_int;
mv[1].as_int = near_nearest_mv[1].as_int;
copy_mv_pair(mv, near_nearest_mv);
break;
}
case ZEROMV: {
mv[0].as_int = 0;
mv[1].as_int = 0;
zero_mv_pair(mv);
break;
}
default: {
@ -824,8 +830,7 @@ static void read_inter_block_mode_info(VP9Decoder *const pbi,
mi->mode = b_mode;
mi->mv[0].as_int = mi->bmi[3].as_mv[0].as_int;
mi->mv[1].as_int = mi->bmi[3].as_mv[1].as_int;
copy_mv_pair(mi->mv, mi->bmi[3].as_mv);
} else {
xd->corrupted |= !assign_mv(cm, xd, mi->mode, mi->mv, best_ref_mvs,
best_ref_mvs, is_compound, allow_hp, r);
@ -839,8 +844,6 @@ static void read_inter_frame_mode_info(VP9Decoder *const pbi,
MODE_INFO *const mi = xd->mi[0];
int inter_block;
mi->mv[0].as_int = 0;
mi->mv[1].as_int = 0;
mi->segment_id = read_inter_segment_id(cm, xd, mi_row, mi_col, r);
mi->skip = read_skip(cm, xd, mi->segment_id, r);
inter_block = read_is_inter_block(cm, xd, mi->segment_id, r);
@ -852,6 +855,11 @@ static void read_inter_frame_mode_info(VP9Decoder *const pbi,
read_intra_block_mode_info(cm, xd, mi, r);
}
static INLINE void copy_ref_frame_pair(MV_REFERENCE_FRAME *dst,
const MV_REFERENCE_FRAME *src) {
memcpy(dst, src, sizeof(*dst) * 2);
}
void vpx_read_mode_info(VP9Decoder *const pbi, MACROBLOCKD *xd,
int mi_row, int mi_col, vpx_reader *r,
int x_mis, int y_mis) {
@ -866,14 +874,12 @@ void vpx_read_mode_info(VP9Decoder *const pbi, MACROBLOCKD *xd,
read_inter_frame_mode_info(pbi, xd, mi_row, mi_col, r);
for (h = 0; h < y_mis; ++h) {
MV_REF *const frame_mv = frame_mvs + h * cm->mi_cols;
for (w = 0; w < x_mis; ++w) {
MV_REF *const mv = frame_mv + w;
mv->ref_frame[0] = mi->ref_frame[0];
mv->ref_frame[1] = mi->ref_frame[1];
mv->mv[0].as_int = mi->mv[0].as_int;
mv->mv[1].as_int = mi->mv[1].as_int;
MV_REF *const mv = frame_mvs + w;
copy_ref_frame_pair(mv->ref_frame, mi->ref_frame);
copy_mv_pair(mv->mv, mi->mv);
}
frame_mvs += cm->mi_cols;
}
}
}