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media/libvpx/vp9/encoder/vp9_block.h@b8a032363ba2 (annotated)

media/libvpx/vp9/encoder/vp9_block.h

Thu, 22 Jan 2015 13:21:57 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Thu, 22 Jan 2015 13:21:57 +0100
branch
TOR_BUG_9701
changeset 15
b8a032363ba2
permissions
-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

michael@0 1 /*
michael@0 2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
michael@0 3 *
michael@0 4 * Use of this source code is governed by a BSD-style license
michael@0 5 * that can be found in the LICENSE file in the root of the source
michael@0 6 * tree. An additional intellectual property rights grant can be found
michael@0 7 * in the file PATENTS. All contributing project authors may
michael@0 8 * be found in the AUTHORS file in the root of the source tree.
michael@0 9 */
michael@0 10
michael@0 11 #ifndef VP9_ENCODER_VP9_BLOCK_H_
michael@0 12 #define VP9_ENCODER_VP9_BLOCK_H_
michael@0 13
michael@0 14 #include "vp9/common/vp9_onyx.h"
michael@0 15 #include "vp9/common/vp9_entropymv.h"
michael@0 16 #include "vp9/common/vp9_entropy.h"
michael@0 17 #include "vpx_ports/mem.h"
michael@0 18 #include "vp9/common/vp9_onyxc_int.h"
michael@0 19
michael@0 20 // motion search site
michael@0 21 typedef struct {
michael@0 22 MV mv;
michael@0 23 int offset;
michael@0 24 } search_site;
michael@0 25
michael@0 26 // Structure to hold snapshot of coding context during the mode picking process
michael@0 27 typedef struct {
michael@0 28 MODE_INFO mic;
michael@0 29 uint8_t *zcoeff_blk;
michael@0 30 int16_t *coeff[MAX_MB_PLANE][3];
michael@0 31 int16_t *qcoeff[MAX_MB_PLANE][3];
michael@0 32 int16_t *dqcoeff[MAX_MB_PLANE][3];
michael@0 33 uint16_t *eobs[MAX_MB_PLANE][3];
michael@0 34
michael@0 35 // dual buffer pointers, 0: in use, 1: best in store
michael@0 36 int16_t *coeff_pbuf[MAX_MB_PLANE][3];
michael@0 37 int16_t *qcoeff_pbuf[MAX_MB_PLANE][3];
michael@0 38 int16_t *dqcoeff_pbuf[MAX_MB_PLANE][3];
michael@0 39 uint16_t *eobs_pbuf[MAX_MB_PLANE][3];
michael@0 40
michael@0 41 int is_coded;
michael@0 42 int num_4x4_blk;
michael@0 43 int skip;
michael@0 44 int_mv best_ref_mv;
michael@0 45 int_mv second_best_ref_mv;
michael@0 46 int_mv ref_mvs[MAX_REF_FRAMES][MAX_MV_REF_CANDIDATES];
michael@0 47 int rate;
michael@0 48 int distortion;
michael@0 49 int64_t intra_error;
michael@0 50 int best_mode_index;
michael@0 51 int rddiv;
michael@0 52 int rdmult;
michael@0 53 int hybrid_pred_diff;
michael@0 54 int comp_pred_diff;
michael@0 55 int single_pred_diff;
michael@0 56 int64_t tx_rd_diff[TX_MODES];
michael@0 57 int64_t best_filter_diff[SWITCHABLE_FILTER_CONTEXTS];
michael@0 58
michael@0 59 // motion vector cache for adaptive motion search control in partition
michael@0 60 // search loop
michael@0 61 int_mv pred_mv[MAX_REF_FRAMES];
michael@0 62
michael@0 63 // Bit flag for each mode whether it has high error in comparison to others.
michael@0 64 unsigned int modes_with_high_error;
michael@0 65
michael@0 66 // Bit flag for each ref frame whether it has high error compared to others.
michael@0 67 unsigned int frames_with_high_error;
michael@0 68 } PICK_MODE_CONTEXT;
michael@0 69
michael@0 70 struct macroblock_plane {
michael@0 71 DECLARE_ALIGNED(16, int16_t, src_diff[64 * 64]);
michael@0 72 int16_t *coeff;
michael@0 73 struct buf_2d src;
michael@0 74
michael@0 75 // Quantizer setings
michael@0 76 int16_t *quant;
michael@0 77 int16_t *quant_shift;
michael@0 78 int16_t *zbin;
michael@0 79 int16_t *round;
michael@0 80
michael@0 81 // Zbin Over Quant value
michael@0 82 int16_t zbin_extra;
michael@0 83 };
michael@0 84
michael@0 85 /* The [2] dimension is for whether we skip the EOB node (i.e. if previous
michael@0 86 * coefficient in this block was zero) or not. */
michael@0 87 typedef unsigned int vp9_coeff_cost[BLOCK_TYPES][REF_TYPES][COEF_BANDS][2]
michael@0 88 [PREV_COEF_CONTEXTS][MAX_ENTROPY_TOKENS];
michael@0 89
michael@0 90 typedef struct macroblock MACROBLOCK;
michael@0 91 struct macroblock {
michael@0 92 struct macroblock_plane plane[MAX_MB_PLANE];
michael@0 93
michael@0 94 MACROBLOCKD e_mbd;
michael@0 95 int skip_block;
michael@0 96 int select_txfm_size;
michael@0 97 int skip_recode;
michael@0 98 int skip_optimize;
michael@0 99 int q_index;
michael@0 100
michael@0 101 search_site *ss;
michael@0 102 int ss_count;
michael@0 103 int searches_per_step;
michael@0 104
michael@0 105 int errorperbit;
michael@0 106 int sadperbit16;
michael@0 107 int sadperbit4;
michael@0 108 int rddiv;
michael@0 109 int rdmult;
michael@0 110 unsigned int mb_energy;
michael@0 111 unsigned int *mb_activity_ptr;
michael@0 112 int *mb_norm_activity_ptr;
michael@0 113 signed int act_zbin_adj;
michael@0 114
michael@0 115 int mv_best_ref_index[MAX_REF_FRAMES];
michael@0 116 unsigned int max_mv_context[MAX_REF_FRAMES];
michael@0 117 unsigned int source_variance;
michael@0 118
michael@0 119 int nmvjointcost[MV_JOINTS];
michael@0 120 int nmvcosts[2][MV_VALS];
michael@0 121 int *nmvcost[2];
michael@0 122 int nmvcosts_hp[2][MV_VALS];
michael@0 123 int *nmvcost_hp[2];
michael@0 124 int **mvcost;
michael@0 125
michael@0 126 int nmvjointsadcost[MV_JOINTS];
michael@0 127 int nmvsadcosts[2][MV_VALS];
michael@0 128 int *nmvsadcost[2];
michael@0 129 int nmvsadcosts_hp[2][MV_VALS];
michael@0 130 int *nmvsadcost_hp[2];
michael@0 131 int **mvsadcost;
michael@0 132
michael@0 133 int mbmode_cost[MB_MODE_COUNT];
michael@0 134 unsigned inter_mode_cost[INTER_MODE_CONTEXTS][INTER_MODES];
michael@0 135 int intra_uv_mode_cost[2][MB_MODE_COUNT];
michael@0 136 int y_mode_costs[INTRA_MODES][INTRA_MODES][INTRA_MODES];
michael@0 137 int switchable_interp_costs[SWITCHABLE_FILTER_CONTEXTS][SWITCHABLE_FILTERS];
michael@0 138
michael@0 139 unsigned char sb_index; // index of 32x32 block inside the 64x64 block
michael@0 140 unsigned char mb_index; // index of 16x16 block inside the 32x32 block
michael@0 141 unsigned char b_index; // index of 8x8 block inside the 16x16 block
michael@0 142 unsigned char ab_index; // index of 4x4 block inside the 8x8 block
michael@0 143
michael@0 144 // These define limits to motion vector components to prevent them
michael@0 145 // from extending outside the UMV borders
michael@0 146 int mv_col_min;
michael@0 147 int mv_col_max;
michael@0 148 int mv_row_min;
michael@0 149 int mv_row_max;
michael@0 150
michael@0 151 uint8_t zcoeff_blk[TX_SIZES][256];
michael@0 152 int skip;
michael@0 153
michael@0 154 int encode_breakout;
michael@0 155
michael@0 156 unsigned char *active_ptr;
michael@0 157
michael@0 158 // note that token_costs is the cost when eob node is skipped
michael@0 159 vp9_coeff_cost token_costs[TX_SIZES];
michael@0 160 DECLARE_ALIGNED(16, uint8_t, token_cache[1024]);
michael@0 161
michael@0 162 int optimize;
michael@0 163
michael@0 164 // indicate if it is in the rd search loop or encoding process
michael@0 165 int use_lp32x32fdct;
michael@0 166 int skip_encode;
michael@0 167
michael@0 168 // Used to store sub partition's choices.
michael@0 169 int fast_ms;
michael@0 170 int_mv pred_mv[MAX_REF_FRAMES];
michael@0 171 int subblock_ref;
michael@0 172
michael@0 173 // TODO(jingning): Need to refactor the structure arrays that buffers the
michael@0 174 // coding mode decisions of each partition type.
michael@0 175 PICK_MODE_CONTEXT ab4x4_context[4][4][4];
michael@0 176 PICK_MODE_CONTEXT sb8x4_context[4][4][4];
michael@0 177 PICK_MODE_CONTEXT sb4x8_context[4][4][4];
michael@0 178 PICK_MODE_CONTEXT sb8x8_context[4][4][4];
michael@0 179 PICK_MODE_CONTEXT sb8x16_context[4][4][2];
michael@0 180 PICK_MODE_CONTEXT sb16x8_context[4][4][2];
michael@0 181 PICK_MODE_CONTEXT mb_context[4][4];
michael@0 182 PICK_MODE_CONTEXT sb32x16_context[4][2];
michael@0 183 PICK_MODE_CONTEXT sb16x32_context[4][2];
michael@0 184 // when 4 MBs share coding parameters:
michael@0 185 PICK_MODE_CONTEXT sb32_context[4];
michael@0 186 PICK_MODE_CONTEXT sb32x64_context[2];
michael@0 187 PICK_MODE_CONTEXT sb64x32_context[2];
michael@0 188 PICK_MODE_CONTEXT sb64_context;
michael@0 189 int partition_cost[PARTITION_CONTEXTS][PARTITION_TYPES];
michael@0 190
michael@0 191 BLOCK_SIZE b_partitioning[4][4][4];
michael@0 192 BLOCK_SIZE mb_partitioning[4][4];
michael@0 193 BLOCK_SIZE sb_partitioning[4];
michael@0 194 BLOCK_SIZE sb64_partitioning;
michael@0 195
michael@0 196 void (*fwd_txm4x4)(const int16_t *input, int16_t *output, int stride);
michael@0 197 };
michael@0 198
michael@0 199 // TODO(jingning): the variables used here are little complicated. need further
michael@0 200 // refactoring on organizing the temporary buffers, when recursive
michael@0 201 // partition down to 4x4 block size is enabled.
michael@0 202 static PICK_MODE_CONTEXT *get_block_context(MACROBLOCK *x, BLOCK_SIZE bsize) {
michael@0 203 switch (bsize) {
michael@0 204 case BLOCK_64X64:
michael@0 205 return &x->sb64_context;
michael@0 206 case BLOCK_64X32:
michael@0 207 return &x->sb64x32_context[x->sb_index];
michael@0 208 case BLOCK_32X64:
michael@0 209 return &x->sb32x64_context[x->sb_index];
michael@0 210 case BLOCK_32X32:
michael@0 211 return &x->sb32_context[x->sb_index];
michael@0 212 case BLOCK_32X16:
michael@0 213 return &x->sb32x16_context[x->sb_index][x->mb_index];
michael@0 214 case BLOCK_16X32:
michael@0 215 return &x->sb16x32_context[x->sb_index][x->mb_index];
michael@0 216 case BLOCK_16X16:
michael@0 217 return &x->mb_context[x->sb_index][x->mb_index];
michael@0 218 case BLOCK_16X8:
michael@0 219 return &x->sb16x8_context[x->sb_index][x->mb_index][x->b_index];
michael@0 220 case BLOCK_8X16:
michael@0 221 return &x->sb8x16_context[x->sb_index][x->mb_index][x->b_index];
michael@0 222 case BLOCK_8X8:
michael@0 223 return &x->sb8x8_context[x->sb_index][x->mb_index][x->b_index];
michael@0 224 case BLOCK_8X4:
michael@0 225 return &x->sb8x4_context[x->sb_index][x->mb_index][x->b_index];
michael@0 226 case BLOCK_4X8:
michael@0 227 return &x->sb4x8_context[x->sb_index][x->mb_index][x->b_index];
michael@0 228 case BLOCK_4X4:
michael@0 229 return &x->ab4x4_context[x->sb_index][x->mb_index][x->b_index];
michael@0 230 default:
michael@0 231 assert(0);
michael@0 232 return NULL;
michael@0 233 }
michael@0 234 }
michael@0 235
michael@0 236 struct rdcost_block_args {
michael@0 237 MACROBLOCK *x;
michael@0 238 ENTROPY_CONTEXT t_above[16];
michael@0 239 ENTROPY_CONTEXT t_left[16];
michael@0 240 TX_SIZE tx_size;
michael@0 241 int bw;
michael@0 242 int bh;
michael@0 243 int rate;
michael@0 244 int64_t dist;
michael@0 245 int64_t sse;
michael@0 246 int this_rate;
michael@0 247 int64_t this_dist;
michael@0 248 int64_t this_sse;
michael@0 249 int64_t this_rd;
michael@0 250 int64_t best_rd;
michael@0 251 int skip;
michael@0 252 const int16_t *scan, *nb;
michael@0 253 };
michael@0 254
michael@0 255 #endif // VP9_ENCODER_VP9_BLOCK_H_

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