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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 AOM_AV1_ENCODER_CONTEXT_TREE_H_
#define AOM_AV1_ENCODER_CONTEXT_TREE_H_
#include "config/aom_config.h"
#include "av1/common/blockd.h"
#include "av1/encoder/block.h"
#ifdef __cplusplus
extern "C" {
#endif
struct AV1_COMP;
struct AV1Common;
struct ThreadData;
typedef struct {
tran_low_t *coeff_buf[MAX_MB_PLANE];
tran_low_t *qcoeff_buf[MAX_MB_PLANE];
tran_low_t *dqcoeff_buf[MAX_MB_PLANE];
} PC_TREE_SHARED_BUFFERS;
// Structure to hold snapshot of coding context during the mode picking process
typedef struct PICK_MODE_CONTEXT {
MB_MODE_INFO mic;
MB_MODE_INFO_EXT_FRAME mbmi_ext_best;
uint8_t *color_index_map[2];
uint8_t *blk_skip;
tran_low_t *coeff[MAX_MB_PLANE];
tran_low_t *qcoeff[MAX_MB_PLANE];
tran_low_t *dqcoeff[MAX_MB_PLANE];
uint16_t *eobs[MAX_MB_PLANE];
uint8_t *txb_entropy_ctx[MAX_MB_PLANE];
uint8_t *tx_type_map;
int num_4x4_blk;
// For current partition, only if all Y, U, and V transform blocks'
// coefficients are quantized to 0, skippable is set to 1.
int skippable;
#if CONFIG_INTERNAL_STATS
THR_MODES best_mode_index;
#endif // CONFIG_INTERNAL_STATS
int hybrid_pred_diff;
int comp_pred_diff;
int single_pred_diff;
RD_STATS rd_stats;
int rd_mode_is_ready; // Flag to indicate whether rd pick mode decision has
// been made.
#if CONFIG_AV1_TEMPORAL_DENOISING
int64_t newmv_sse;
int64_t zeromv_sse;
int64_t zeromv_lastref_sse;
PREDICTION_MODE best_sse_inter_mode;
int_mv best_sse_mv;
MV_REFERENCE_FRAME best_reference_frame;
MV_REFERENCE_FRAME best_zeromv_reference_frame;
int sb_skip_denoising;
#endif
} PICK_MODE_CONTEXT;
typedef struct PC_TREE {
PARTITION_TYPE partitioning;
BLOCK_SIZE block_size;
PICK_MODE_CONTEXT *none;
PICK_MODE_CONTEXT *horizontal[2];
PICK_MODE_CONTEXT *vertical[2];
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];
struct PC_TREE *split[4];
int index;
} PC_TREE;
typedef struct SIMPLE_MOTION_DATA_TREE {
BLOCK_SIZE block_size;
PARTITION_TYPE partitioning;
struct SIMPLE_MOTION_DATA_TREE *split[4];
// Simple motion search_features
FULLPEL_MV start_mvs[REF_FRAMES];
unsigned int sms_none_feat[2];
unsigned int sms_rect_feat[8];
int sms_none_valid;
int sms_rect_valid;
} SIMPLE_MOTION_DATA_TREE;
void av1_setup_shared_coeff_buffer(AV1_COMMON *cm,
PC_TREE_SHARED_BUFFERS *shared_bufs);
void av1_free_shared_coeff_buffer(PC_TREE_SHARED_BUFFERS *shared_bufs);
PC_TREE *av1_alloc_pc_tree_node(BLOCK_SIZE bsize);
void av1_free_pc_tree_recursive(PC_TREE *tree, int num_planes, int keep_best,
int keep_none);
PICK_MODE_CONTEXT *av1_alloc_pmc(const struct AV1_COMP *const cpi,
BLOCK_SIZE bsize,
PC_TREE_SHARED_BUFFERS *shared_bufs);
void av1_free_pmc(PICK_MODE_CONTEXT *ctx, int num_planes);
void av1_copy_tree_context(PICK_MODE_CONTEXT *dst_ctx,
PICK_MODE_CONTEXT *src_ctx);
void av1_setup_sms_tree(struct AV1_COMP *const cpi, struct ThreadData *td);
void av1_free_sms_tree(struct ThreadData *td);
#ifdef __cplusplus
} // extern "C"
#endif
#endif // AOM_AV1_ENCODER_CONTEXT_TREE_H_