vp9/encoder/vp9_block.h

   1 /*
   2  *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
   3  *
   4  *  Use of this source code is governed by a BSD-style license
   5  *  that can be found in the LICENSE file in the root of the source
   6  *  tree. An additional intellectual property rights grant can be found
   7  *  in the file PATENTS.  All contributing project authors may
   8  *  be found in the AUTHORS file in the root of the source tree.
   9  */
  10
  11 #ifndef VP9_ENCODER_VP9_BLOCK_H_
  12 #define VP9_ENCODER_VP9_BLOCK_H_
  13
  14 #include "vp9/common/vp9_entropymv.h"
  15 #include "vp9/common/vp9_entropy.h"
  16
  17 #ifdef __cplusplus
  18 extern "C" {
  19 #endif
  20
  21 typedef struct {
  22   unsigned int sse;
  23   int sum;
  24   unsigned int var;
  25 } diff;
  26
  27 struct macroblock_plane {
  28   DECLARE_ALIGNED(16, int16_t, src_diff[64 * 64]);
  29   tran_low_t *qcoeff;
  30   tran_low_t *coeff;
  31   uint16_t *eobs;
  32   struct buf_2d src;
  33
  34   // Quantizer setings
  35   int16_t *quant_fp;
  36   int16_t *round_fp;
  37   int16_t *quant;
  38   int16_t *quant_shift;
  39   int16_t *zbin;
  40   int16_t *round;
  41
  42   int64_t quant_thred[2];
  43 };
  44
  45 /* The [2] dimension is for whether we skip the EOB node (i.e. if previous
  46  * coefficient in this block was zero) or not. */
  47 typedef unsigned int vp9_coeff_cost[PLANE_TYPES][REF_TYPES][COEF_BANDS][2]
  48                                    [COEFF_CONTEXTS][ENTROPY_TOKENS];
  49
  50 typedef struct {
  51   int_mv ref_mvs[MAX_REF_FRAMES][MAX_MV_REF_CANDIDATES];
  52   uint8_t mode_context[MAX_REF_FRAMES];
  53 } MB_MODE_INFO_EXT;
  54
  55 typedef struct macroblock MACROBLOCK;
  56 struct macroblock {
  57   struct macroblock_plane plane[MAX_MB_PLANE];
  58
  59   MACROBLOCKD e_mbd;
  60   MB_MODE_INFO_EXT *mbmi_ext;
  61   MB_MODE_INFO_EXT *mbmi_ext_base;
  62   int skip_block;
  63   int select_tx_size;
  64   int skip_recode;
  65   int skip_optimize;
  66   int q_index;
  67
  68   int errorperbit;
  69   int sadperbit16;
  70   int sadperbit4;
  71   int rddiv;
  72   int rdmult;
  73   int mb_energy;
  74
  75   // These are set to their default values at the beginning, and then adjusted
  76   // further in the encoding process.
  77   BLOCK_SIZE min_partition_size;
  78   BLOCK_SIZE max_partition_size;
  79
  80   int mv_best_ref_index[MAX_REF_FRAMES];
  81   unsigned int max_mv_context[MAX_REF_FRAMES];
  82   unsigned int source_variance;
  83   unsigned int pred_sse[MAX_REF_FRAMES];
  84   int pred_mv_sad[MAX_REF_FRAMES];
  85
  86   int nmvjointcost[MV_JOINTS];
  87   int *nmvcost[2];
  88   int *nmvcost_hp[2];
  89   int **mvcost;
  90
  91   int nmvjointsadcost[MV_JOINTS];
  92   int *nmvsadcost[2];
  93   int *nmvsadcost_hp[2];
  94   int **mvsadcost;
  95
  96   // These define limits to motion vector components to prevent them
  97   // from extending outside the UMV borders
  98   int mv_col_min;
  99   int mv_col_max;
 100   int mv_row_min;
 101   int mv_row_max;
 102
 103   uint8_t zcoeff_blk[TX_SIZES][256];
 104   int skip;
 105
 106   int encode_breakout;
 107
 108   // note that token_costs is the cost when eob node is skipped
 109   vp9_coeff_cost token_costs[TX_SIZES];
 110
 111   int optimize;
 112
 113   // indicate if it is in the rd search loop or encoding process
 114   int use_lp32x32fdct;
 115   int skip_encode;
 116
 117   // use fast quantization process
 118   int quant_fp;
 119
 120   // skip forward transform and quantization
 121   uint8_t skip_txfm[MAX_MB_PLANE << 2];
 122
 123   int64_t bsse[MAX_MB_PLANE << 2];
 124
 125   // Used to store sub partition's choices.
 126   MV pred_mv[MAX_REF_FRAMES];
 127
 128   // Strong color activity detection. Used in RTC coding mode to enhance
 129   // the visual quality at the boundary of moving color objects.
 130   uint8_t color_sensitivity[2];
 131
 132   void (*fwd_txm4x4)(const int16_t *input, tran_low_t *output, int stride);
 133   void (*itxm_add)(const tran_low_t *input, uint8_t *dest, int stride, int eob);
 134 #if CONFIG_VP9_HIGHBITDEPTH
 135   void (*highbd_itxm_add)(const tran_low_t *input, uint8_t *dest, int stride,
 136                           int eob, int bd);
 137 #endif
 138 };
 139
 140 #ifdef __cplusplus
 141 }  // extern "C"
 142 #endif
 143
 144 #endif  // VP9_ENCODER_VP9_BLOCK_H_