vp9_block.h

/*
 *  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 {
  struct {
    MB_PREDICTION_MODE mode;
  } bmi[4];
} PARTITION_INFO;

// Structure to hold snapshot of coding context during the mode picking process
typedef struct {
  MODE_INFO mic;
  PARTITION_INFO partition_info;
  unsigned char zcoeff_blk[256];
  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 tx_rd_diff[TX_MODES];
  int64_t best_filter_diff[SWITCHABLE_FILTERS + 1];

  // motion vector cache for adaptive motion search control in partition
  // search loop
  int_mv pred_mv[MAX_REF_FRAMES];

  // 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;