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Merge "Merge encode_sb and encode_sb64 in a recursive encode_sb/b function." into experimental

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This commit is contained in:
Ronald S. Bultje 2013-04-29 12:41:55 -07:00 committed by Gerrit Code Review
commit 767dd469b3
1 changed files with 108 additions and 169 deletions
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277
vp9/encoder/vp9_encodeframe.c
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@ -786,196 +786,134 @@ static void update_stats(VP9_COMP *cpi, int mi_row, int mi_col) {
}
}
static void encode_sb(VP9_COMP *cpi,
int mi_row,
int mi_col,
int output_enabled,
TOKENEXTRA **tp, BLOCK_SIZE_TYPE is_sb) {
VP9_COMMON *const cm = &cpi->common;
MACROBLOCK *const x = &cpi->mb;
MACROBLOCKD *const xd = &x->e_mbd;
BLOCK_SIZE_TYPE bsize = BLOCK_SIZE_SB32X32;
int pl;
set_partition_seg_context(cpi, mi_row, mi_col);
pl = partition_plane_context(xd, bsize);
if (is_sb == BLOCK_SIZE_SB32X32) {
set_offsets(cpi, mi_row, mi_col, bsize);
update_state(cpi, &x->sb32_context[xd->sb_index],
bsize, output_enabled);
encode_superblock(cpi, tp,
output_enabled, mi_row, mi_col, bsize);
if (output_enabled) {
update_stats(cpi, mi_row, mi_col);
cpi->partition_count[pl][PARTITION_NONE]++;
(*tp)->token = EOSB_TOKEN;
(*tp)++;
}
} else if (is_sb == BLOCK_SIZE_SB16X32) {
int i;
if (output_enabled)
cpi->partition_count[pl][PARTITION_VERT]++;
for (i = 0; i < 2 && mi_col + (i << CONFIG_SB8X8) != cm->mi_cols; i++) {
set_offsets(cpi, mi_row, mi_col + (i << CONFIG_SB8X8),
BLOCK_SIZE_SB16X32);
update_state(cpi, &x->sb16x32_context[xd->sb_index][i],
BLOCK_SIZE_SB16X32, output_enabled);
encode_superblock(cpi, tp,
output_enabled, mi_row, mi_col + (i << CONFIG_SB8X8),
BLOCK_SIZE_SB16X32);
if (output_enabled) {
update_stats(cpi, mi_row, mi_col + (i << CONFIG_SB8X8));
(*tp)->token = EOSB_TOKEN;
(*tp)++;
}
}
} else if (is_sb == BLOCK_SIZE_SB32X16) {
int i;
if (output_enabled)
cpi->partition_count[pl][PARTITION_HORZ]++;
for (i = 0; i < 2 && mi_row + (i << CONFIG_SB8X8) != cm->mi_rows; i++) {
set_offsets(cpi, mi_row + (i << CONFIG_SB8X8), mi_col,
BLOCK_SIZE_SB32X16);
update_state(cpi, &x->sb32x16_context[xd->sb_index][i],
BLOCK_SIZE_SB32X16, output_enabled);
encode_superblock(cpi, tp,
output_enabled, mi_row + (i << CONFIG_SB8X8), mi_col,
BLOCK_SIZE_SB32X16);
if (output_enabled) {
update_stats(cpi, mi_row + (i << CONFIG_SB8X8), mi_col);
(*tp)->token = EOSB_TOKEN;
(*tp)++;
}
}
static void set_block_index(MACROBLOCKD *xd, int idx,
BLOCK_SIZE_TYPE bsize) {
if (bsize >= BLOCK_SIZE_SB32X32) {
xd->sb_index = idx;
} else {
int i;
if (output_enabled)
cpi->partition_count[pl][PARTITION_SPLIT]++;
for (i = 0; i < 4; i++) {
const int x_idx = (i & 1) << CONFIG_SB8X8;
const int y_idx = (i >> 1) << CONFIG_SB8X8;
if ((mi_row + y_idx >= cm->mi_rows) || (mi_col + x_idx >= cm->mi_cols)) {
// MB lies outside frame, move on
continue;
}
set_offsets(cpi, mi_row + y_idx, mi_col + x_idx, BLOCK_SIZE_MB16X16);
xd->mb_index = i;
update_state(cpi, &x->mb_context[xd->sb_index][i],
BLOCK_SIZE_MB16X16, output_enabled);
if (cpi->oxcf.tuning == VP8_TUNE_SSIM)
vp9_activity_masking(cpi, x);
encode_macroblock(cpi, tp,
output_enabled, mi_row + y_idx, mi_col + x_idx);
if (output_enabled) {
update_stats(cpi, mi_row + y_idx, mi_col + x_idx);
(*tp)->token = EOSB_TOKEN;
(*tp)++;
}
}
}
set_partition_seg_context(cpi, mi_row, mi_col);
update_partition_context(xd, is_sb, BLOCK_SIZE_SB32X32);
// debug output
#if DBG_PRNT_SEGMAP
{
FILE *statsfile;
statsfile = fopen("segmap2.stt", "a");
fprintf(statsfile, "\n");
fclose(statsfile);
}
#if CONFIG_SB8X8
assert(bsize >= BLOCK_SIZE_MB16X16);
#endif
xd->mb_index = idx;
}
}
static void encode_sb64(VP9_COMP *cpi,
int mi_row,
int mi_col,
TOKENEXTRA **tp, BLOCK_SIZE_TYPE is_sb[4]) {
static PICK_MODE_CONTEXT *get_block_context(MACROBLOCK *x,
BLOCK_SIZE_TYPE bsize) {
MACROBLOCKD *const xd = &x->e_mbd;
switch (bsize) {
case BLOCK_SIZE_SB64X64:
return &x->sb64_context;
case BLOCK_SIZE_SB64X32:
return &x->sb64x32_context[xd->sb_index];
case BLOCK_SIZE_SB32X64:
return &x->sb32x64_context[xd->sb_index];
case BLOCK_SIZE_SB32X32:
return &x->sb32_context[xd->sb_index];
case BLOCK_SIZE_SB32X16:
return &x->sb32x16_context[xd->sb_index][xd->mb_index];
case BLOCK_SIZE_SB16X32:
return &x->sb16x32_context[xd->sb_index][xd->mb_index];
case BLOCK_SIZE_MB16X16:
return &x->mb_context[xd->sb_index][xd->mb_index];
default:
assert(0);
return NULL;
}
}
static void encode_b(VP9_COMP *cpi, TOKENEXTRA **tp,
int mi_row, int mi_col, int output_enabled,
BLOCK_SIZE_TYPE bsize, int sub_index) {
VP9_COMMON *const cm = &cpi->common;
MACROBLOCK *const x = &cpi->mb;
MACROBLOCKD *const xd = &x->e_mbd;
BLOCK_SIZE_TYPE bsize = BLOCK_SIZE_SB64X64;
int pl;
set_partition_seg_context(cpi, mi_row, mi_col);
pl = partition_plane_context(xd, bsize);
if (mi_row >= cm->mi_rows || mi_col >= cm->mi_cols)
return;
if (is_sb[0] == BLOCK_SIZE_SB64X64) {
set_offsets(cpi, mi_row, mi_col, bsize);
update_state(cpi, &x->sb64_context, bsize, 1);
encode_superblock(cpi, tp,
1, mi_row, mi_col, bsize);
if (sub_index != -1)
set_block_index(xd, sub_index, bsize);
set_offsets(cpi, mi_row, mi_col, bsize);
update_state(cpi, get_block_context(x, bsize), bsize, output_enabled);
if (bsize == BLOCK_SIZE_MB16X16) {
if (cpi->oxcf.tuning == VP8_TUNE_SSIM)
vp9_activity_masking(cpi, x);
encode_macroblock(cpi, tp, output_enabled, mi_row, mi_col);
} else {
encode_superblock(cpi, tp, output_enabled, mi_row, mi_col, bsize);
}
if (output_enabled) {
update_stats(cpi, mi_row, mi_col);
(*tp)->token = EOSB_TOKEN;
(*tp)++;
cpi->partition_count[pl][PARTITION_NONE]++;
} else if (is_sb[0] == BLOCK_SIZE_SB32X64) {
int i;
}
}
cpi->partition_count[pl][PARTITION_VERT]++;
for (i = 0; i < 2 && mi_col + (i * 2 << CONFIG_SB8X8) != cm->mi_cols; i++) {
set_offsets(cpi, mi_row, mi_col + (i * 2 << CONFIG_SB8X8),
BLOCK_SIZE_SB32X64);
update_state(cpi, &x->sb32x64_context[i], BLOCK_SIZE_SB32X64, 1);
encode_superblock(cpi, tp,
1, mi_row, mi_col + (i * 2 << CONFIG_SB8X8),
BLOCK_SIZE_SB32X64);
update_stats(cpi, mi_row, mi_col + (i * 2 << CONFIG_SB8X8));
static void encode_sb(VP9_COMP *cpi, TOKENEXTRA **tp,
int mi_row, int mi_col, int output_enabled,
BLOCK_SIZE_TYPE level,
BLOCK_SIZE_TYPE c1, BLOCK_SIZE_TYPE c2[4]) {
VP9_COMMON *const cm = &cpi->common;
MACROBLOCK *const x = &cpi->mb;
MACROBLOCKD *const xd = &x->e_mbd;
const int bsl = mi_width_log2(level), bs = 1 << (bsl - 1);
const int bwl = mi_width_log2(c1), bhl = mi_height_log2(c1);
int pl;
(*tp)->token = EOSB_TOKEN;
(*tp)++;
}
} else if (is_sb[0] == BLOCK_SIZE_SB64X32) {
int i;
if (mi_row >= cm->mi_rows || mi_col >= cm->mi_cols)
return;
cpi->partition_count[pl][PARTITION_HORZ]++;
for (i = 0; i < 2 && mi_row + (i * 2 << CONFIG_SB8X8) != cm->mi_rows; i++) {
set_offsets(cpi, mi_row + (i * 2 << CONFIG_SB8X8), mi_col,
BLOCK_SIZE_SB64X32);
update_state(cpi, &x->sb64x32_context[i], BLOCK_SIZE_SB64X32, 1);
encode_superblock(cpi, tp,
1, mi_row + (i * 2 << CONFIG_SB8X8), mi_col,
BLOCK_SIZE_SB64X32);
update_stats(cpi, mi_row + (i * 2 << CONFIG_SB8X8), mi_col);
set_partition_seg_context(cpi, mi_row, mi_col);
pl = partition_plane_context(xd, level);
(*tp)->token = EOSB_TOKEN;
(*tp)++;
}
if (bsl == bwl && bsl == bhl) {
if (output_enabled && level > BLOCK_SIZE_MB16X16)
cpi->partition_count[pl][PARTITION_NONE]++;
encode_b(cpi, tp, mi_row, mi_col, output_enabled, c1, -1);
} else if (bsl == bhl && bsl > bwl) {
if (output_enabled)
cpi->partition_count[pl][PARTITION_VERT]++;
encode_b(cpi, tp, mi_row, mi_col, output_enabled, c1, 0);
encode_b(cpi, tp, mi_row, mi_col + bs, output_enabled, c1, 1);
} else if (bsl == bwl && bsl > bhl) {
if (output_enabled)
cpi->partition_count[pl][PARTITION_HORZ]++;
encode_b(cpi, tp, mi_row, mi_col, output_enabled, c1, 0);
encode_b(cpi, tp, mi_row + bs, mi_col, output_enabled, c1, 1);
} else {
BLOCK_SIZE_TYPE subsize;
int i;
cpi->partition_count[pl][PARTITION_SPLIT]++;
for (i = 0; i < 4; i++) {
const int x_idx = (i & 1) << (1 + CONFIG_SB8X8);
const int y_idx = (i & 2) << CONFIG_SB8X8;
if (mi_row + y_idx >= cm->mi_rows || mi_col + x_idx >= cm->mi_cols) {
// MB lies outside frame, move on
continue;
}
xd->sb_index = i;
encode_sb(cpi, mi_row + y_idx, mi_col + x_idx, 1, tp,
is_sb[i]);
assert(bwl < bsl && bhl < bsl);
if (level == BLOCK_SIZE_SB64X64) {
subsize = BLOCK_SIZE_SB32X32;
} else {
assert(level == BLOCK_SIZE_SB32X32);
subsize = BLOCK_SIZE_MB16X16;
}
if (output_enabled)
cpi->partition_count[pl][PARTITION_SPLIT]++;
for (i = 0; i < 4; i++) {
const int x_idx = i & 1, y_idx = i >> 1;
set_block_index(xd, i, subsize);
encode_sb(cpi, tp, mi_row + y_idx * bs, mi_col + x_idx * bs,
output_enabled, subsize,
subsize == BLOCK_SIZE_MB16X16 ? c1 : c2[i], c2);
}
}
if (is_sb[0] > BLOCK_SIZE_SB32X32) {
if (level > BLOCK_SIZE_MB16X16 &&
(level == BLOCK_SIZE_SB32X32 || bsl == bwl || bsl == bhl)) {
set_partition_seg_context(cpi, mi_row, mi_col);
update_partition_context(xd, is_sb[0], BLOCK_SIZE_SB64X64);
update_partition_context(xd, c1, level);
}
}
@ -1231,8 +1169,8 @@ static void encode_sb_row(VP9_COMP *cpi,
// pixels of the lower level; also, inverting SB/MB order (big->small
// instead of small->big) means we can use as threshold for small, which
// may enable breakouts if RD is not good enough (i.e. faster)
encode_sb(cpi, mi_row + y_idx, mi_col + x_idx, 0, tp,
sb_partitioning[i]);
encode_sb(cpi, tp, mi_row + y_idx, mi_col + x_idx, 0,
BLOCK_SIZE_SB32X32, sb_partitioning[i], sb_partitioning);
}
for (p = 0; p < MAX_MB_PLANE; p++) {
@ -1362,7 +1300,8 @@ static void encode_sb_row(VP9_COMP *cpi,
}
assert(tp_orig == *tp);
encode_sb64(cpi, mi_row, mi_col, tp, sb_partitioning);
encode_sb(cpi, tp, mi_row, mi_col, 1,
BLOCK_SIZE_SB64X64, sb_partitioning[0], sb_partitioning);
assert(tp_orig < *tp);
}
}