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Merge "Reusing {above, left}_seg_context vars in both encoder and decoder."

This commit is contained in:
Dmitry Kovalev 2014-03-21 12:02:42 -07:00 коммит произвёл Gerrit Code Review
Родитель d82766155c 7ad40117f1
Коммит a57de9da03
9 изменённых файлов: 80 добавлений и 66 удалений
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17
vp9/common/vp9_alloccommon.c
Просмотреть файл

@ -108,6 +108,9 @@ void vp9_free_frame_buffers(VP9_COMMON *cm) {
vpx_free(cm->last_frame_seg_map);
cm->last_frame_seg_map = NULL;
vpx_free(cm->above_seg_context);
cm->above_seg_context = NULL;
}
int vp9_resize_frame_buffers(VP9_COMMON *cm, int width, int height) {
@ -134,6 +137,13 @@ int vp9_resize_frame_buffers(VP9_COMMON *cm, int width, int height) {
if (!cm->last_frame_seg_map)
goto fail;
vpx_free(cm->above_seg_context);
cm->above_seg_context =
(PARTITION_CONTEXT *)vpx_calloc(mi_cols_aligned_to_sb(cm->mi_cols),
sizeof(*cm->above_seg_context));
if (!cm->above_seg_context)
goto fail;
return 0;
fail:
@ -182,6 +192,13 @@ int vp9_alloc_frame_buffers(VP9_COMMON *cm, int width, int height) {
if (!cm->last_frame_seg_map)
goto fail;
cm->above_seg_context =
(PARTITION_CONTEXT *)vpx_calloc(mi_cols_aligned_to_sb(cm->mi_cols),
sizeof(*cm->above_seg_context));
if (!cm->above_seg_context)
goto fail;
return 0;
fail:

2
vp9/common/vp9_onyxc_int.h
Просмотреть файл

@ -202,6 +202,8 @@ typedef struct VP9Common {
// Handles memory for the codec.
InternalFrameBufferList int_frame_buffers;
PARTITION_CONTEXT *above_seg_context;
} VP9_COMMON;
static INLINE YV12_BUFFER_CONFIG *get_frame_new_buffer(VP9_COMMON *cm) {

17
vp9/decoder/vp9_decodeframe.c
Просмотреть файл

@ -206,13 +206,6 @@ static void alloc_tile_storage(VP9D_COMP *pbi, int tile_rows, int tile_cols) {
i * sizeof(*pbi->above_context[0]) *
2 * aligned_mi_cols;
}
// This is sized based on the entire frame. Each tile operates within its
// column bounds.
CHECK_MEM_ERROR(cm, pbi->above_seg_context,
vpx_realloc(pbi->above_seg_context,
sizeof(*pbi->above_seg_context) *
aligned_mi_cols));
}
static void inverse_transform_block(MACROBLOCKD* xd, int plane, int block,
@ -722,7 +715,7 @@ static void setup_tile_context(VP9D_COMP *const pbi, MACROBLOCKD *const xd,
xd->above_context[i] = pbi->above_context[i];
// see note in alloc_tile_storage().
xd->above_seg_context = pbi->above_seg_context;
xd->above_seg_context = pbi->common.above_seg_context;
}
static void decode_tile(VP9D_COMP *pbi, const TileInfo *const tile,
@ -851,8 +844,8 @@ static const uint8_t *decode_tiles(VP9D_COMP *pbi,
vpx_memset(pbi->above_context[0], 0,
sizeof(*pbi->above_context[0]) * MAX_MB_PLANE * 2 * aligned_cols);
vpx_memset(pbi->above_seg_context, 0,
sizeof(*pbi->above_seg_context) * aligned_cols);
vpx_memset(cm->above_seg_context, 0,
sizeof(*cm->above_seg_context) * aligned_cols);
// Load tile data into tile_buffers
for (tile_row = 0; tile_row < tile_rows; ++tile_row) {
@ -979,8 +972,8 @@ static const uint8_t *decode_tiles_mt(VP9D_COMP *pbi,
vpx_memset(pbi->above_context[0], 0,
sizeof(*pbi->above_context[0]) * MAX_MB_PLANE *
2 * aligned_mi_cols);
vpx_memset(pbi->above_seg_context, 0,
sizeof(*pbi->above_seg_context) * aligned_mi_cols);
vpx_memset(cm->above_seg_context, 0,
sizeof(*cm->above_seg_context) * aligned_mi_cols);
// Load tile data into tile_buffers
for (n = 0; n < tile_cols; ++n) {

2
vp9/decoder/vp9_decoder.c
Просмотреть файл

@ -190,7 +190,7 @@ void vp9_remove_decompressor(VP9D_COMP *pbi) {
}
vpx_free(pbi->above_context[0]);
vpx_free(pbi->above_seg_context);
vpx_free(pbi->common.above_seg_context);
vpx_free(pbi);
}

1
vp9/decoder/vp9_decoder.h
Просмотреть файл

@ -65,7 +65,6 @@ typedef struct VP9Decompressor {
VP9LfSync lf_row_sync;
ENTROPY_CONTEXT *above_context[MAX_MB_PLANE];
PARTITION_CONTEXT *above_seg_context;
} VP9D_COMP;
void vp9_initialize_dec();

27
vp9/encoder/vp9_bitstream.c
Просмотреть файл

@ -392,11 +392,11 @@ static void write_modes_b(VP9_COMP *cpi, const TileInfo *const tile,
pack_mb_tokens(w, tok, tok_end);
}
static void write_partition(VP9_COMP *cpi, int hbs, int mi_row, int mi_col,
static void write_partition(VP9_COMMON *cm, MACROBLOCKD *xd,
int hbs, int mi_row, int mi_col,
PARTITION_TYPE p, BLOCK_SIZE bsize, vp9_writer *w) {
VP9_COMMON *const cm = &cpi->common;
const int ctx = partition_plane_context(cpi->above_seg_context,
cpi->left_seg_context,
const int ctx = partition_plane_context(xd->above_seg_context,
xd->left_seg_context,
mi_row, mi_col, bsize);
const vp9_prob *const probs = get_partition_probs(cm, ctx);
const int has_rows = (mi_row + hbs) < cm->mi_rows;
@ -415,10 +415,13 @@ 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,
static void write_modes_sb(VP9_COMP *cpi,
const TileInfo *const tile,
vp9_writer *w, TOKENEXTRA **tok, TOKENEXTRA *tok_end,
int mi_row, int mi_col, BLOCK_SIZE bsize) {
VP9_COMMON *const cm = &cpi->common;
MACROBLOCKD *const xd = &cpi->mb.e_mbd;
const int bsl = b_width_log2(bsize);
const int bs = (1 << bsl) / 4;
PARTITION_TYPE partition;
@ -429,7 +432,7 @@ static void write_modes_sb(VP9_COMP *cpi, const TileInfo *const tile,
return;
partition = partition_lookup[bsl][m->mbmi.sb_type];
write_partition(cpi, bs, mi_row, mi_col, partition, bsize, w);
write_partition(cm, xd, bs, mi_row, mi_col, partition, bsize, w);
subsize = get_subsize(bsize, partition);
if (subsize < BLOCK_8X8) {
write_modes_b(cpi, tile, w, tok, tok_end, mi_row, mi_col);
@ -465,20 +468,22 @@ static void write_modes_sb(VP9_COMP *cpi, const TileInfo *const tile,
// update partition context
if (bsize >= BLOCK_8X8 &&
(bsize == BLOCK_8X8 || partition != PARTITION_SPLIT))
update_partition_context(cpi->above_seg_context, cpi->left_seg_context,
update_partition_context(xd->above_seg_context, xd->left_seg_context,
mi_row, mi_col, subsize, bsize);
}
static void write_modes(VP9_COMP *cpi, const TileInfo *const tile,
static void write_modes(VP9_COMP *cpi,
const TileInfo *const tile,
vp9_writer *w, TOKENEXTRA **tok, TOKENEXTRA *tok_end) {
int mi_row, mi_col;
for (mi_row = tile->mi_row_start; mi_row < tile->mi_row_end;
mi_row += MI_BLOCK_SIZE) {
vp9_zero(cpi->left_seg_context);
vp9_zero(cpi->mb.e_mbd.left_seg_context);
for (mi_col = tile->mi_col_start; mi_col < tile->mi_col_end;
mi_col += MI_BLOCK_SIZE)
write_modes_sb(cpi, tile, w, tok, tok_end, mi_row, mi_col, BLOCK_64X64);
write_modes_sb(cpi, tile, w, tok, tok_end, mi_row, mi_col,
BLOCK_64X64);
}
}
@ -930,7 +935,7 @@ static size_t encode_tiles(VP9_COMP *cpi, uint8_t *data_ptr) {
const int tile_cols = 1 << cm->log2_tile_cols;
const int tile_rows = 1 << cm->log2_tile_rows;
vpx_memset(cpi->above_seg_context, 0, sizeof(*cpi->above_seg_context) *
vpx_memset(cm->above_seg_context, 0, sizeof(*cm->above_seg_context) *
mi_cols_aligned_to_sb(cm->mi_cols));
tok[0][0] = cpi->tok;

68
vp9/encoder/vp9_encodeframe.c
Просмотреть файл

@ -1217,10 +1217,10 @@ static void restore_context(VP9_COMP *cpi, int mi_row, int mi_col,
(sizeof(ENTROPY_CONTEXT) * num_4x4_blocks_high) >>
xd->plane[p].subsampling_y);
}
vpx_memcpy(cpi->above_seg_context + mi_col, sa,
sizeof(*cpi->above_seg_context) * mi_width);
vpx_memcpy(cpi->left_seg_context + (mi_row & MI_MASK), sl,
sizeof(cpi->left_seg_context[0]) * mi_height);
vpx_memcpy(xd->above_seg_context + mi_col, sa,
sizeof(*xd->above_seg_context) * mi_width);
vpx_memcpy(xd->left_seg_context + (mi_row & MI_MASK), sl,
sizeof(xd->left_seg_context[0]) * mi_height);
}
static void save_context(VP9_COMP *cpi, int mi_row, int mi_col,
ENTROPY_CONTEXT a[16 * MAX_MB_PLANE],
@ -1249,10 +1249,10 @@ static void save_context(VP9_COMP *cpi, int mi_row, int mi_col,
(sizeof(ENTROPY_CONTEXT) * num_4x4_blocks_high) >>
xd->plane[p].subsampling_y);
}
vpx_memcpy(sa, cpi->above_seg_context + mi_col,
sizeof(*cpi->above_seg_context) * mi_width);
vpx_memcpy(sl, cpi->left_seg_context + (mi_row & MI_MASK),
sizeof(cpi->left_seg_context[0]) * mi_height);
vpx_memcpy(sa, xd->above_seg_context + mi_col,
sizeof(*xd->above_seg_context) * mi_width);
vpx_memcpy(sl, xd->left_seg_context + (mi_row & MI_MASK),
sizeof(xd->left_seg_context[0]) * mi_height);
}
static void encode_b(VP9_COMP *cpi, const TileInfo *const tile,
@ -1284,6 +1284,8 @@ static void encode_sb(VP9_COMP *cpi, const TileInfo *const tile,
int output_enabled, BLOCK_SIZE bsize) {
VP9_COMMON *const cm = &cpi->common;
MACROBLOCK *const x = &cpi->mb;
MACROBLOCKD *const xd = &x->e_mbd;
const int bsl = b_width_log2(bsize), hbs = (1 << bsl) / 4;
int ctx;
PARTITION_TYPE partition;
@ -1293,7 +1295,7 @@ static void encode_sb(VP9_COMP *cpi, const TileInfo *const tile,
return;
if (bsize >= BLOCK_8X8) {
ctx = partition_plane_context(cpi->above_seg_context, cpi->left_seg_context,
ctx = partition_plane_context(xd->above_seg_context, xd->left_seg_context,
mi_row, mi_col, bsize);
subsize = *get_sb_partitioning(x, bsize);
} else {
@ -1349,7 +1351,7 @@ static void encode_sb(VP9_COMP *cpi, const TileInfo *const tile,
}
if (partition != PARTITION_SPLIT || bsize == BLOCK_8X8)
update_partition_context(cpi->above_seg_context, cpi->left_seg_context,
update_partition_context(xd->above_seg_context, xd->left_seg_context,
mi_row, mi_col, subsize, bsize);
}
@ -1510,6 +1512,8 @@ static void encode_sb_rt(VP9_COMP *cpi, const TileInfo *const tile,
int output_enabled, BLOCK_SIZE bsize) {
VP9_COMMON *const cm = &cpi->common;
MACROBLOCK *const x = &cpi->mb;
MACROBLOCKD *const xd = &x->e_mbd;
const int bsl = b_width_log2(bsize), hbs = (1 << bsl) / 4;
int ctx;
PARTITION_TYPE partition;
@ -1522,7 +1526,7 @@ static void encode_sb_rt(VP9_COMP *cpi, const TileInfo *const tile,
MACROBLOCKD *const xd = &cpi->mb.e_mbd;
const int idx_str = xd->mode_info_stride * mi_row + mi_col;
MODE_INFO ** mi_8x8 = cm->mi_grid_visible + idx_str;
ctx = partition_plane_context(cpi->above_seg_context, cpi->left_seg_context,
ctx = partition_plane_context(xd->above_seg_context, xd->left_seg_context,
mi_row, mi_col, bsize);
subsize = mi_8x8[0]->mbmi.sb_type;
} else {
@ -1582,7 +1586,7 @@ static void encode_sb_rt(VP9_COMP *cpi, const TileInfo *const tile,
}
if (partition != PARTITION_SPLIT || bsize == BLOCK_8X8)
update_partition_context(cpi->above_seg_context, cpi->left_seg_context,
update_partition_context(xd->above_seg_context, xd->left_seg_context,
mi_row, mi_col, subsize, bsize);
}
@ -1594,6 +1598,7 @@ static void rd_use_partition(VP9_COMP *cpi,
int do_recon) {
VP9_COMMON *const cm = &cpi->common;
MACROBLOCK *const x = &cpi->mb;
MACROBLOCKD *const xd = &x->e_mbd;
const int mis = cm->mode_info_stride;
const int bsl = b_width_log2(bsize);
const int num_4x4_blocks_wide = num_4x4_blocks_wide_lookup[bsize];
@ -1667,8 +1672,8 @@ static void rd_use_partition(VP9_COMP *cpi,
rd_pick_sb_modes(cpi, tile, mi_row, mi_col, &none_rate, &none_dist, bsize,
get_block_context(x, bsize), INT64_MAX);
pl = partition_plane_context(cpi->above_seg_context,
cpi->left_seg_context,
pl = partition_plane_context(xd->above_seg_context,
xd->left_seg_context,
mi_row, mi_col, bsize);
if (none_rate < INT_MAX) {
@ -1769,7 +1774,7 @@ static void rd_use_partition(VP9_COMP *cpi,
assert(0);
}
pl = partition_plane_context(cpi->above_seg_context, cpi->left_seg_context,
pl = partition_plane_context(xd->above_seg_context, xd->left_seg_context,
mi_row, mi_col, bsize);
if (last_part_rate < INT_MAX) {
last_part_rate += x->partition_cost[pl][partition];
@ -1823,13 +1828,13 @@ static void rd_use_partition(VP9_COMP *cpi,
encode_sb(cpi, tile, tp, mi_row + y_idx, mi_col + x_idx, 0,
split_subsize);
pl = partition_plane_context(cpi->above_seg_context,
cpi->left_seg_context,
pl = partition_plane_context(xd->above_seg_context,
xd->left_seg_context,
mi_row + y_idx, mi_col + x_idx,
split_subsize);
chosen_rate += x->partition_cost[pl][PARTITION_NONE];
}
pl = partition_plane_context(cpi->above_seg_context, cpi->left_seg_context,
pl = partition_plane_context(xd->above_seg_context, xd->left_seg_context,
mi_row, mi_col, bsize);
if (chosen_rate < INT_MAX) {
chosen_rate += x->partition_cost[pl][PARTITION_SPLIT];
@ -2023,6 +2028,7 @@ static void rd_pick_partition(VP9_COMP *cpi, const TileInfo *const tile,
int64_t *dist, int do_recon, int64_t best_rd) {
VP9_COMMON *const cm = &cpi->common;
MACROBLOCK *const x = &cpi->mb;
MACROBLOCKD *const xd = &x->e_mbd;
const int ms = num_8x8_blocks_wide_lookup[bsize] / 2;
ENTROPY_CONTEXT l[16 * MAX_MB_PLANE], a[16 * MAX_MB_PLANE];
PARTITION_CONTEXT sl[8], sa[8];
@ -2104,8 +2110,8 @@ static void rd_pick_partition(VP9_COMP *cpi, const TileInfo *const tile,
ctx, best_rd);
if (this_rate != INT_MAX) {
if (bsize >= BLOCK_8X8) {
pl = partition_plane_context(cpi->above_seg_context,
cpi->left_seg_context,
pl = partition_plane_context(xd->above_seg_context,
xd->left_seg_context,
mi_row, mi_col, bsize);
this_rate += x->partition_cost[pl][PARTITION_NONE];
}
@ -2176,8 +2182,8 @@ static void rd_pick_partition(VP9_COMP *cpi, const TileInfo *const tile,
}
}
if (sum_rd < best_rd && i == 4) {
pl = partition_plane_context(cpi->above_seg_context,
cpi->left_seg_context,
pl = partition_plane_context(xd->above_seg_context,
xd->left_seg_context,
mi_row, mi_col, bsize);
sum_rate += x->partition_cost[pl][PARTITION_SPLIT];
sum_rd = RDCOST(x->rdmult, x->rddiv, sum_rate, sum_dist);
@ -2234,8 +2240,8 @@ static void rd_pick_partition(VP9_COMP *cpi, const TileInfo *const tile,
}
}
if (sum_rd < best_rd) {
pl = partition_plane_context(cpi->above_seg_context,
cpi->left_seg_context,
pl = partition_plane_context(xd->above_seg_context,
xd->left_seg_context,
mi_row, mi_col, bsize);
sum_rate += x->partition_cost[pl][PARTITION_HORZ];
sum_rd = RDCOST(x->rdmult, x->rddiv, sum_rate, sum_dist);
@ -2287,8 +2293,8 @@ static void rd_pick_partition(VP9_COMP *cpi, const TileInfo *const tile,
}
}
if (sum_rd < best_rd) {
pl = partition_plane_context(cpi->above_seg_context,
cpi->left_seg_context,
pl = partition_plane_context(xd->above_seg_context,
xd->left_seg_context,
mi_row, mi_col, bsize);
sum_rate += x->partition_cost[pl][PARTITION_VERT];
sum_rd = RDCOST(x->rdmult, x->rddiv, sum_rate, sum_dist);
@ -2338,11 +2344,12 @@ static void rd_pick_partition(VP9_COMP *cpi, const TileInfo *const tile,
static void encode_rd_sb_row(VP9_COMP *cpi, const TileInfo *const tile,
int mi_row, TOKENEXTRA **tp) {
VP9_COMMON *const cm = &cpi->common;
MACROBLOCKD *const xd = &cpi->mb.e_mbd;
int mi_col;
// Initialize the left context for the new SB row
vpx_memset(&cpi->left_context, 0, sizeof(cpi->left_context));
vpx_memset(cpi->left_seg_context, 0, sizeof(cpi->left_seg_context));
vpx_memset(xd->left_seg_context, 0, sizeof(xd->left_seg_context));
// Code each SB in the row
for (mi_col = tile->mi_col_start; mi_col < tile->mi_col_end;
@ -2471,8 +2478,8 @@ static void init_encode_frame_mb_context(VP9_COMP *cpi) {
vpx_memset(cpi->above_context[0], 0,
sizeof(*cpi->above_context[0]) *
2 * aligned_mi_cols * MAX_MB_PLANE);
vpx_memset(cpi->above_seg_context, 0,
sizeof(*cpi->above_seg_context) * aligned_mi_cols);
vpx_memset(xd->above_seg_context, 0,
sizeof(*xd->above_seg_context) * aligned_mi_cols);
}
static void switch_lossless_mode(VP9_COMP *cpi, int lossless) {
@ -2794,11 +2801,12 @@ static void nonrd_use_partition(VP9_COMP *cpi,
static void encode_nonrd_sb_row(VP9_COMP *cpi, const TileInfo *const tile,
int mi_row, TOKENEXTRA **tp) {
VP9_COMMON *cm = &cpi->common;
MACROBLOCKD *xd = &cpi->mb.e_mbd;
int mi_col;
// Initialize the left context for the new SB row
vpx_memset(&cpi->left_context, 0, sizeof(cpi->left_context));
vpx_memset(cpi->left_seg_context, 0, sizeof(cpi->left_seg_context));
vpx_memset(xd->left_seg_context, 0, sizeof(xd->left_seg_context));
// Code each SB in the row
for (mi_col = tile->mi_col_start; mi_col < tile->mi_col_end;

9
vp9/encoder/vp9_onyx_if.c
Просмотреть файл

@ -197,9 +197,6 @@ static void dealloc_compressor_data(VP9_COMP *cpi) {
vpx_free(cpi->above_context[0]);
cpi->above_context[0] = NULL;
vpx_free(cpi->above_seg_context);
cpi->above_seg_context = NULL;
}
// Computes a q delta (in "q index" terms) to get from a starting q value
@ -1071,11 +1068,6 @@ void vp9_alloc_compressor_data(VP9_COMP *cpi) {
vpx_calloc(2 * mi_cols_aligned_to_sb(cm->mi_cols) *
MAX_MB_PLANE,
sizeof(*cpi->above_context[0])));
vpx_free(cpi->above_seg_context);
CHECK_MEM_ERROR(cm, cpi->above_seg_context,
vpx_calloc(mi_cols_aligned_to_sb(cm->mi_cols),
sizeof(*cpi->above_seg_context)));
}
@ -1115,6 +1107,7 @@ static void update_frame_size(VP9_COMP *cpi) {
cpi->above_context[i] = cpi->above_context[0] +
i * sizeof(*cpi->above_context[0]) * 2 *
mi_cols_aligned_to_sb(cm->mi_cols);
cpi->mb.e_mbd.above_seg_context = cpi->common.above_seg_context;
}
}
}

3
vp9/encoder/vp9_onyx_int.h
Просмотреть файл

@ -813,9 +813,6 @@ typedef struct VP9_COMP {
// Y,U,V,(A)
ENTROPY_CONTEXT *above_context[MAX_MB_PLANE];
ENTROPY_CONTEXT left_context[MAX_MB_PLANE][16];
PARTITION_CONTEXT *above_seg_context;
PARTITION_CONTEXT left_seg_context[8];
} VP9_COMP;
void vp9_initialize_enc();