vp9_block.h 4.84 KiB
/*
 *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */
#ifndef VP9_ENCODER_VP9_BLOCK_H_
#define VP9_ENCODER_VP9_BLOCK_H_
#include "vp9/common/vp9_onyx.h"
#include "vp9/common/vp9_entropymv.h"
#include "vp9/common/vp9_entropy.h"
#include "vpx_ports/mem.h"
#include "vp9/common/vp9_onyxc_int.h"
// motion search site
typedef struct {
  MV mv;
  int offset;
} search_site;
typedef struct {
  int count;
  struct {
    MB_PREDICTION_MODE mode;
    int_mv mv;
    int_mv second_mv;
  } bmi[4];
} PARTITION_INFO;
// Structure to hold snapshot of coding context during the mode picking process
// TODO Do we need all of these?
typedef struct {
  MODE_INFO mic;
  PARTITION_INFO partition_info;
  int skip;
  int_mv best_ref_mv;
  int_mv second_best_ref_mv;
  int_mv ref_mvs[MAX_REF_FRAMES][MAX_MV_REF_CANDIDATES];
  int rate;
  int distortion;
  int64_t intra_error;
  int best_mode_index;
  int rddiv;
  int rdmult;
  int hybrid_pred_diff;
  int comp_pred_diff;
  int single_pred_diff;
  int64_t txfm_rd_diff[NB_TXFM_MODES];
  // Bit flag for each mode whether it has high error in comparison to others.
  unsigned int modes_with_high_error;
  // Bit flag for each ref frame whether it has high error compared to others.
  unsigned int frames_with_high_error;
} PICK_MODE_CONTEXT;
struct macroblock_plane {
  DECLARE_ALIGNED(16, int16_t, src_diff[64*64]);
  DECLARE_ALIGNED(16, int16_t, coeff[64*64]);
  struct buf_2d src;
  // Quantizer setings
  int16_t *quant;
  uint8_t *quant_shift;
  int16_t *zbin;
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int16_t *zrun_zbin_boost; int16_t *round; // Zbin Over Quant value int16_t zbin_extra; }; typedef struct macroblock MACROBLOCK; struct macroblock { struct macroblock_plane plane[MAX_MB_PLANE]; MACROBLOCKD e_mbd; int skip_block; PARTITION_INFO *partition_info; /* work pointer */ PARTITION_INFO *pi; /* Corresponds to upper left visible macroblock */ PARTITION_INFO *pip; /* Base of allocated array */ search_site *ss; int ss_count; int searches_per_step; int errorperbit; int sadperbit16; int sadperbit4; int rddiv; int rdmult; unsigned int *mb_activity_ptr; int *mb_norm_activity_ptr; signed int act_zbin_adj; int mv_best_ref_index[MAX_REF_FRAMES]; int nmvjointcost[MV_JOINTS]; int nmvcosts[2][MV_VALS]; int *nmvcost[2]; int nmvcosts_hp[2][MV_VALS]; int *nmvcost_hp[2]; int **mvcost; int nmvjointsadcost[MV_JOINTS]; int nmvsadcosts[2][MV_VALS]; int *nmvsadcost[2]; int nmvsadcosts_hp[2][MV_VALS]; int *nmvsadcost_hp[2]; int **mvsadcost; int mbmode_cost[MB_MODE_COUNT]; int intra_uv_mode_cost[2][MB_MODE_COUNT]; int y_mode_costs[VP9_INTRA_MODES][VP9_INTRA_MODES][VP9_INTRA_MODES]; int switchable_interp_costs[VP9_SWITCHABLE_FILTERS + 1] [VP9_SWITCHABLE_FILTERS]; // These define limits to motion vector components to prevent them // from extending outside the UMV borders int mv_col_min; int mv_col_max; int mv_row_min; int mv_row_max; int skip; int encode_breakout; unsigned char *active_ptr; // note that token_costs is the cost when eob node is skipped vp9_coeff_count token_costs[TX_SIZE_MAX_SB][BLOCK_TYPES]; vp9_coeff_count token_costs_noskip[TX_SIZE_MAX_SB][BLOCK_TYPES]; int optimize;
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// TODO(jingning): Need to refactor the structure arrays that buffers the // coding mode decisions of each partition type. PICK_MODE_CONTEXT ab4x4_context[4][4][4]; PICK_MODE_CONTEXT sb8x4_context[4][4][4]; PICK_MODE_CONTEXT sb4x8_context[4][4][4]; PICK_MODE_CONTEXT sb8x8_context[4][4][4]; PICK_MODE_CONTEXT sb8x16_context[4][4][2]; PICK_MODE_CONTEXT sb16x8_context[4][4][2]; PICK_MODE_CONTEXT mb_context[4][4]; PICK_MODE_CONTEXT sb32x16_context[4][2]; PICK_MODE_CONTEXT sb16x32_context[4][2]; // when 4 MBs share coding parameters: PICK_MODE_CONTEXT sb32_context[4]; PICK_MODE_CONTEXT sb32x64_context[2]; PICK_MODE_CONTEXT sb64x32_context[2]; PICK_MODE_CONTEXT sb64_context; int partition_cost[NUM_PARTITION_CONTEXTS][PARTITION_TYPES]; BLOCK_SIZE_TYPE b_partitioning[4][4][4]; BLOCK_SIZE_TYPE mb_partitioning[4][4]; BLOCK_SIZE_TYPE sb_partitioning[4]; BLOCK_SIZE_TYPE sb64_partitioning; void (*fwd_txm4x4)(int16_t *input, int16_t *output, int pitch); void (*fwd_txm8x4)(int16_t *input, int16_t *output, int pitch); void (*fwd_txm8x8)(int16_t *input, int16_t *output, int pitch); void (*fwd_txm16x16)(int16_t *input, int16_t *output, int pitch); void (*quantize_b_4x4)(MACROBLOCK *x, int b_idx, TX_TYPE tx_type, int y_blocks); }; #endif // VP9_ENCODER_VP9_BLOCK_H_