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/*
* Copyright (c) 2016, Alliance for Open Media. All rights reserved
*
* This source code is subject to the terms of the BSD 2 Clause License and
* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
* was not distributed with this source code in the LICENSE file, you can
* obtain it at www.aomedia.org/license/software. If the Alliance for Open
* Media Patent License 1.0 was not distributed with this source code in the
* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
*/
#ifndef AV1_ENCODER_CONTEXT_TREE_H_
#define AV1_ENCODER_CONTEXT_TREE_H_
#include "av1/common/blockd.h"
#include "av1/encoder/block.h"
#ifdef __cplusplus
extern "C" {
#endif
struct AV1_COMP;
struct AV1Common;
struct ThreadData;
// Structure to hold snapshot of coding context during the mode picking process
typedef struct {
MODE_INFO mic;
MB_MODE_INFO_EXT mbmi_ext;
#if CONFIG_PALETTE
uint8_t *color_index_map[2];
#endif // CONFIG_PALETTE
#if CONFIG_VAR_TX
uint8_t *blk_skip[MAX_MB_PLANE];
#endif
tran_low_t *coeff[MAX_MB_PLANE];
tran_low_t *qcoeff[MAX_MB_PLANE];
tran_low_t *dqcoeff[MAX_MB_PLANE];
#if CONFIG_PVQ
tran_low_t *pvq_ref_coeff[MAX_MB_PLANE];
#endif
uint16_t *eobs[MAX_MB_PLANE];
#if CONFIG_LV_MAP
uint8_t *txb_entropy_ctx[MAX_MB_PLANE];
#endif
int num_4x4_blk;
int skip;
// For current partition, only if all Y, U, and V transform blocks'
// coefficients are quantized to 0, skippable is set to 1.
int skippable;
int best_mode_index;
int hybrid_pred_diff;
int comp_pred_diff;
int single_pred_diff;
// TODO(jingning) Use RD_COST struct here instead. This involves a boarder
// scope of refactoring.
int rate;
int64_t dist;
// motion vector cache for adaptive motion search control in partition
// search loop
MV pred_mv[TOTAL_REFS_PER_FRAME];
InterpFilter pred_interp_filter;
#if CONFIG_EXT_PARTITION_TYPES
PARTITION_TYPE partition;
#endif
} PICK_MODE_CONTEXT;
typedef struct PC_TREE {
int index;
PARTITION_TYPE partitioning;
BLOCK_SIZE block_size;
PICK_MODE_CONTEXT none;
PICK_MODE_CONTEXT horizontal[2];
PICK_MODE_CONTEXT vertical[2];
#if CONFIG_EXT_PARTITION_TYPES
PICK_MODE_CONTEXT horizontala[3];
PICK_MODE_CONTEXT horizontalb[3];
PICK_MODE_CONTEXT verticala[3];
PICK_MODE_CONTEXT verticalb[3];
PICK_MODE_CONTEXT horizontal4[4];
PICK_MODE_CONTEXT vertical4[4];
#endif
union {
struct PC_TREE *split[4];
PICK_MODE_CONTEXT *leaf_split[4];
};
#if CONFIG_SUPERTX
PICK_MODE_CONTEXT horizontal_supertx;
PICK_MODE_CONTEXT vertical_supertx;
PICK_MODE_CONTEXT split_supertx;
#if CONFIG_EXT_PARTITION_TYPES
PICK_MODE_CONTEXT horizontala_supertx;
PICK_MODE_CONTEXT horizontalb_supertx;
PICK_MODE_CONTEXT verticala_supertx;
PICK_MODE_CONTEXT verticalb_supertx;
#endif
#endif
} PC_TREE;
void av1_setup_pc_tree(struct AV1Common *cm, struct ThreadData *td);
void av1_free_pc_tree(struct ThreadData *td);
#ifdef __cplusplus
} // extern "C"
#endif
#endif /* AV1_ENCODER_CONTEXT_TREE_H_ */
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