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Merge "Syncing write_modes_{b, sb} implementation with decode_modes_{b, sb}."

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Dmitry Kovalev 2013-11-13 10:47:46 -08:00 committed by Gerrit Code Review
commit d1899557eb
1 changed files with 49 additions and 72 deletions
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121
vp9/encoder/vp9_bitstream.c
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@ -545,37 +545,33 @@ static void write_mb_modes_kf(const VP9_COMP *cpi, MODE_INFO **mi_8x8,
}
static void write_modes_b(VP9_COMP *cpi, const TileInfo *const tile,
MODE_INFO **mi_8x8, vp9_writer *bc,
TOKENEXTRA **tok, TOKENEXTRA *tok_end,
int mi_row, int mi_col, int index) {
vp9_writer *w, TOKENEXTRA **tok, TOKENEXTRA *tok_end,
int mi_row, int mi_col) {
VP9_COMMON *const cm = &cpi->common;
MACROBLOCKD *const xd = &cpi->mb.e_mbd;
MODE_INFO *m = mi_8x8[0];
MODE_INFO *m;
if (m->mbmi.sb_type < BLOCK_8X8)
if (index > 0)
return;
xd->mi_8x8 = mi_8x8;
xd->mi_8x8 = cm->mi_grid_visible + (mi_row * cm->mode_info_stride + mi_col);
m = xd->mi_8x8[0];
set_mi_row_col(xd, tile,
mi_row, num_8x8_blocks_high_lookup[m->mbmi.sb_type],
mi_col, num_8x8_blocks_wide_lookup[m->mbmi.sb_type],
cm->mi_rows, cm->mi_cols);
if (frame_is_intra_only(cm)) {
write_mb_modes_kf(cpi, mi_8x8, bc);
write_mb_modes_kf(cpi, xd->mi_8x8, w);
#ifdef ENTROPY_STATS
active_section = 8;
#endif
} else {
pack_inter_mode_mvs(cpi, m, bc);
pack_inter_mode_mvs(cpi, m, w);
#ifdef ENTROPY_STATS
active_section = 1;
#endif
}
assert(*tok < tok_end);
pack_mb_tokens(bc, tok, tok_end);
pack_mb_tokens(w, tok, tok_end);
}
static void write_partition(VP9_COMP *cpi, int hbs, int mi_row, int mi_col,
@ -602,59 +598,50 @@ static void write_partition(VP9_COMP *cpi, int hbs, int mi_row, int mi_col,
}
static void write_modes_sb(VP9_COMP *cpi, const TileInfo *const tile,
MODE_INFO **mi_8x8, vp9_writer *bc,
TOKENEXTRA **tok, TOKENEXTRA *tok_end,
int mi_row, int mi_col, BLOCK_SIZE bsize,
int index) {
vp9_writer *w, TOKENEXTRA **tok, TOKENEXTRA *tok_end,
int mi_row, int mi_col, BLOCK_SIZE bsize) {
VP9_COMMON *const cm = &cpi->common;
const int mis = cm->mode_info_stride;
int bsl = b_width_log2(bsize);
int bs = (1 << bsl) / 4; // mode_info step for subsize
int n;
PARTITION_TYPE partition = PARTITION_NONE;
const int bsl = b_width_log2(bsize);
const int bs = (1 << bsl) / 4;
PARTITION_TYPE partition;
BLOCK_SIZE subsize;
MODE_INFO *m = mi_8x8[0];
MODE_INFO *m = cm->mi_grid_visible[mi_row * cm->mode_info_stride + mi_col];
if (mi_row >= cm->mi_rows || mi_col >= cm->mi_cols)
return;
partition = partition_lookup[bsl][m->mbmi.sb_type];
if (bsize < BLOCK_8X8) {
if (index > 0)
return;
} else {
write_partition(cpi, bs, mi_row, mi_col, partition, bsize, bc);
}
write_partition(cpi, bs, mi_row, mi_col, partition, bsize, w);
subsize = get_subsize(bsize, partition);
switch (partition) {
case PARTITION_NONE:
write_modes_b(cpi, tile, mi_8x8, bc, tok, tok_end, mi_row, mi_col, 0);
break;
case PARTITION_HORZ:
write_modes_b(cpi, tile, mi_8x8, bc, tok, tok_end, mi_row, mi_col, 0);
if ((mi_row + bs) < cm->mi_rows)
write_modes_b(cpi, tile, mi_8x8 + bs * mis, bc, tok, tok_end,
mi_row + bs, mi_col, 1);
break;
case PARTITION_VERT:
write_modes_b(cpi, tile, mi_8x8, bc, tok, tok_end, mi_row, mi_col, 0);
if ((mi_col + bs) < cm->mi_cols)
write_modes_b(cpi, tile, mi_8x8 + bs, bc, tok, tok_end,
mi_row, mi_col + bs, 1);
break;
case PARTITION_SPLIT:
for (n = 0; n < 4; n++) {
const int j = n >> 1, i = n & 1;
write_modes_sb(cpi, tile, mi_8x8 + j * bs * mis + i * bs, bc,
tok, tok_end,
mi_row + j * bs, mi_col + i * bs, subsize, n);
}
break;
default:
assert(0);
if (subsize < BLOCK_8X8) {
write_modes_b(cpi, tile, w, tok, tok_end, mi_row, mi_col);
} else {
switch (partition) {
case PARTITION_NONE:
write_modes_b(cpi, tile, w, tok, tok_end, mi_row, mi_col);
break;
case PARTITION_HORZ:
write_modes_b(cpi, tile, w, tok, tok_end, mi_row, mi_col);
if (mi_row + bs < cm->mi_rows)
write_modes_b(cpi, tile, w, tok, tok_end, mi_row + bs, mi_col);
break;
case PARTITION_VERT:
write_modes_b(cpi, tile, w, tok, tok_end, mi_row, mi_col);
if (mi_col + bs < cm->mi_cols)
write_modes_b(cpi, tile, w, tok, tok_end, mi_row, mi_col + bs);
break;
case PARTITION_SPLIT:
write_modes_sb(cpi, tile, w, tok, tok_end, mi_row, mi_col, subsize);
write_modes_sb(cpi, tile, w, tok, tok_end, mi_row, mi_col + bs,
subsize);
write_modes_sb(cpi, tile, w, tok, tok_end, mi_row + bs, mi_col,
subsize);
write_modes_sb(cpi, tile, w, tok, tok_end, mi_row + bs, mi_col + bs,
subsize);
break;
default:
assert(0);
}
}
// update partition context
@ -665,25 +652,15 @@ static void write_modes_sb(VP9_COMP *cpi, const TileInfo *const tile,
}
static void write_modes(VP9_COMP *cpi, const TileInfo *const tile,
vp9_writer* const bc,
TOKENEXTRA **tok, TOKENEXTRA *tok_end) {
VP9_COMMON *const cm = &cpi->common;
const int mis = cm->mode_info_stride;
vp9_writer *w, TOKENEXTRA **tok, TOKENEXTRA *tok_end) {
int mi_row, mi_col;
MODE_INFO **mi_8x8 = cm->mi_grid_visible;
MODE_INFO **m_8x8;
mi_8x8 += tile->mi_col_start + tile->mi_row_start * mis;
for (mi_row = tile->mi_row_start; mi_row < tile->mi_row_end;
mi_row += 8, mi_8x8 += 8 * mis) {
m_8x8 = mi_8x8;
vp9_zero(cpi->left_seg_context);
mi_row += MI_BLOCK_SIZE) {
vp9_zero(cpi->left_seg_context);
for (mi_col = tile->mi_col_start; mi_col < tile->mi_col_end;
mi_col += MI_BLOCK_SIZE, m_8x8 += MI_BLOCK_SIZE) {
write_modes_sb(cpi, tile, m_8x8, bc, tok, tok_end, mi_row, mi_col,
BLOCK_64X64, 0);
}
mi_col += MI_BLOCK_SIZE)
write_modes_sb(cpi, tile, w, tok, tok_end, mi_row, mi_col, BLOCK_64X64);
}
}