/src/aom/av1/encoder/context_tree.h

Source (jump to first uncovered line)
/*
 * 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_PRIMARY;
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
  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(const SequenceHeader *const seq_params,
                                   PC_TREE_SHARED_BUFFERS *shared_bufs,
                                   struct aom_internal_error_info *error);
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);

static const BLOCK_SIZE square[MAX_SB_SIZE_LOG2 - 1] = {
  BLOCK_4X4, BLOCK_8X8, BLOCK_16X16, BLOCK_32X32, BLOCK_64X64, BLOCK_128X128,
};

static AOM_INLINE int av1_get_pc_tree_nodes(const int is_sb_size_128,
                                            int stat_generation_stage) {
  const int tree_nodes_inc = is_sb_size_128 ? 1024 : 0;
  const int tree_nodes =
      stat_generation_stage ? 1 : (tree_nodes_inc + 256 + 64 + 16 + 4 + 1);
  return tree_nodes;
}

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_

Coverage Report

Created: 2022-08-24 06:11

Line	Count	Source (jump to first uncovered line)
1		/*
2		* Copyright (c) 2016, Alliance for Open Media. All rights reserved
3		*
4		* This source code is subject to the terms of the BSD 2 Clause License and
5		* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
6		* was not distributed with this source code in the LICENSE file, you can
7		* obtain it at www.aomedia.org/license/software. If the Alliance for Open
8		* Media Patent License 1.0 was not distributed with this source code in the
9		* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
10		*/
11
12		#ifndef AOM_AV1_ENCODER_CONTEXT_TREE_H_
13		#define AOM_AV1_ENCODER_CONTEXT_TREE_H_
14
15		#include "config/aom_config.h"
16
17		#include "av1/common/blockd.h"
18		#include "av1/encoder/block.h"
19
20		#ifdef __cplusplus
21		extern "C" {
22		#endif
23
24		struct AV1_PRIMARY;
25		struct AV1_COMP;
26		struct AV1Common;
27		struct ThreadData;
28
29		typedef struct {
30		tran_low_t *coeff_buf[MAX_MB_PLANE];
31		tran_low_t *qcoeff_buf[MAX_MB_PLANE];
32		tran_low_t *dqcoeff_buf[MAX_MB_PLANE];
33		} PC_TREE_SHARED_BUFFERS;
34
35		// Structure to hold snapshot of coding context during the mode picking process
36		typedef struct PICK_MODE_CONTEXT {
37		MB_MODE_INFO mic;
38		MB_MODE_INFO_EXT_FRAME mbmi_ext_best;
39		uint8_t *color_index_map[2];
40		uint8_t *blk_skip;
41
42		tran_low_t *coeff[MAX_MB_PLANE];
43		tran_low_t *qcoeff[MAX_MB_PLANE];
44		tran_low_t *dqcoeff[MAX_MB_PLANE];
45		uint16_t *eobs[MAX_MB_PLANE];
46		uint8_t *txb_entropy_ctx[MAX_MB_PLANE];
47		uint8_t *tx_type_map;
48
49		int num_4x4_blk;
50		// For current partition, only if all Y, U, and V transform blocks'
51		// coefficients are quantized to 0, skippable is set to 1.
52		int skippable;
53		#if CONFIG_INTERNAL_STATS
54		THR_MODES best_mode_index;
55		#endif // CONFIG_INTERNAL_STATS
56		RD_STATS rd_stats;
57
58		int rd_mode_is_ready; // Flag to indicate whether rd pick mode decision has
59		// been made.
60		#if CONFIG_AV1_TEMPORAL_DENOISING
61		int64_t newmv_sse;
62		int64_t zeromv_sse;
63		int64_t zeromv_lastref_sse;
64		PREDICTION_MODE best_sse_inter_mode;
65		int_mv best_sse_mv;
66		MV_REFERENCE_FRAME best_reference_frame;
67		MV_REFERENCE_FRAME best_zeromv_reference_frame;
68		int sb_skip_denoising;
69		#endif
70		} PICK_MODE_CONTEXT;
71
72		typedef struct PC_TREE {
73		PARTITION_TYPE partitioning;
74		BLOCK_SIZE block_size;
75		PICK_MODE_CONTEXT *none;
76		PICK_MODE_CONTEXT *horizontal[2];
77		PICK_MODE_CONTEXT *vertical[2];
78		PICK_MODE_CONTEXT *horizontala[3];
79		PICK_MODE_CONTEXT *horizontalb[3];
80		PICK_MODE_CONTEXT *verticala[3];
81		PICK_MODE_CONTEXT *verticalb[3];
82		PICK_MODE_CONTEXT *horizontal4[4];
83		PICK_MODE_CONTEXT *vertical4[4];
84		struct PC_TREE *split[4];
85		int index;
86		} PC_TREE;
87
88		typedef struct SIMPLE_MOTION_DATA_TREE {
89		BLOCK_SIZE block_size;
90		PARTITION_TYPE partitioning;
91		struct SIMPLE_MOTION_DATA_TREE *split[4];
92
93		// Simple motion search_features
94		FULLPEL_MV start_mvs[REF_FRAMES];
95		unsigned int sms_none_feat[2];
96		unsigned int sms_rect_feat[8];
97		int sms_none_valid;
98		int sms_rect_valid;
99		} SIMPLE_MOTION_DATA_TREE;
100
101		void av1_setup_shared_coeff_buffer(const SequenceHeader *const seq_params,
102		PC_TREE_SHARED_BUFFERS *shared_bufs,
103		struct aom_internal_error_info *error);
104		void av1_free_shared_coeff_buffer(PC_TREE_SHARED_BUFFERS *shared_bufs);
105
106		PC_TREE *av1_alloc_pc_tree_node(BLOCK_SIZE bsize);
107		void av1_free_pc_tree_recursive(PC_TREE *tree, int num_planes, int keep_best,
108		int keep_none);
109
110		PICK_MODE_CONTEXT av1_alloc_pmc(const struct AV1_COMP const cpi,
111		BLOCK_SIZE bsize,
112		PC_TREE_SHARED_BUFFERS *shared_bufs);
113		void av1_free_pmc(PICK_MODE_CONTEXT *ctx, int num_planes);
114		void av1_copy_tree_context(PICK_MODE_CONTEXT *dst_ctx,
115		PICK_MODE_CONTEXT *src_ctx);
116
117		static const BLOCK_SIZE square[MAX_SB_SIZE_LOG2 - 1] = {
118		BLOCK_4X4, BLOCK_8X8, BLOCK_16X16, BLOCK_32X32, BLOCK_64X64, BLOCK_128X128,
119		};
120
121		static AOM_INLINE int av1_get_pc_tree_nodes(const int is_sb_size_128,
122	0	int stat_generation_stage) {
123	0	const int tree_nodes_inc = is_sb_size_128 ? 1024 : 0;
124	0	const int tree_nodes =
125	0	stat_generation_stage ? 1 : (tree_nodes_inc + 256 + 64 + 16 + 4 + 1);
126	0	return tree_nodes;
127	0	} Unexecuted instantiation: av1_cx_iface.c:av1_get_pc_tree_nodes Unexecuted instantiation: av1_quantize.c:av1_get_pc_tree_nodes Unexecuted instantiation: bitstream.c:av1_get_pc_tree_nodes Unexecuted instantiation: encodemv.c:av1_get_pc_tree_nodes Unexecuted instantiation: encoder.c:av1_get_pc_tree_nodes Unexecuted instantiation: encoder_utils.c:av1_get_pc_tree_nodes Unexecuted instantiation: encodetxb.c:av1_get_pc_tree_nodes Unexecuted instantiation: ethread.c:av1_get_pc_tree_nodes Unexecuted instantiation: firstpass.c:av1_get_pc_tree_nodes Unexecuted instantiation: global_motion_facade.c:av1_get_pc_tree_nodes Unexecuted instantiation: level.c:av1_get_pc_tree_nodes Unexecuted instantiation: lookahead.c:av1_get_pc_tree_nodes Unexecuted instantiation: mcomp.c:av1_get_pc_tree_nodes Unexecuted instantiation: mv_prec.c:av1_get_pc_tree_nodes Unexecuted instantiation: palette.c:av1_get_pc_tree_nodes Unexecuted instantiation: pass2_strategy.c:av1_get_pc_tree_nodes Unexecuted instantiation: pickcdef.c:av1_get_pc_tree_nodes Unexecuted instantiation: picklpf.c:av1_get_pc_tree_nodes Unexecuted instantiation: pickrst.c:av1_get_pc_tree_nodes Unexecuted instantiation: ratectrl.c:av1_get_pc_tree_nodes Unexecuted instantiation: rd.c:av1_get_pc_tree_nodes Unexecuted instantiation: rdopt.c:av1_get_pc_tree_nodes Unexecuted instantiation: segmentation.c:av1_get_pc_tree_nodes Unexecuted instantiation: speed_features.c:av1_get_pc_tree_nodes Unexecuted instantiation: superres_scale.c:av1_get_pc_tree_nodes Unexecuted instantiation: svc_layercontext.c:av1_get_pc_tree_nodes Unexecuted instantiation: temporal_filter.c:av1_get_pc_tree_nodes Unexecuted instantiation: thirdpass.c:av1_get_pc_tree_nodes Unexecuted instantiation: tokenize.c:av1_get_pc_tree_nodes Unexecuted instantiation: tpl_model.c:av1_get_pc_tree_nodes Unexecuted instantiation: tx_search.c:av1_get_pc_tree_nodes Unexecuted instantiation: txb_rdopt.c:av1_get_pc_tree_nodes Unexecuted instantiation: intra_mode_search.c:av1_get_pc_tree_nodes Unexecuted instantiation: var_based_part.c:av1_get_pc_tree_nodes Unexecuted instantiation: av1_noise_estimate.c:av1_get_pc_tree_nodes Unexecuted instantiation: aq_complexity.c:av1_get_pc_tree_nodes Unexecuted instantiation: aq_cyclicrefresh.c:av1_get_pc_tree_nodes Unexecuted instantiation: aq_variance.c:av1_get_pc_tree_nodes Unexecuted instantiation: allintra_vis.c:av1_get_pc_tree_nodes Unexecuted instantiation: compound_type.c:av1_get_pc_tree_nodes Unexecuted instantiation: context_tree.c:av1_get_pc_tree_nodes Unexecuted instantiation: encodeframe.c:av1_get_pc_tree_nodes Unexecuted instantiation: encodeframe_utils.c:av1_get_pc_tree_nodes Unexecuted instantiation: encodemb.c:av1_get_pc_tree_nodes Unexecuted instantiation: encode_strategy.c:av1_get_pc_tree_nodes Unexecuted instantiation: global_motion.c:av1_get_pc_tree_nodes Unexecuted instantiation: gop_structure.c:av1_get_pc_tree_nodes Unexecuted instantiation: interp_search.c:av1_get_pc_tree_nodes Unexecuted instantiation: motion_search_facade.c:av1_get_pc_tree_nodes Unexecuted instantiation: partition_search.c:av1_get_pc_tree_nodes Unexecuted instantiation: partition_strategy.c:av1_get_pc_tree_nodes Unexecuted instantiation: nonrd_pickmode.c:av1_get_pc_tree_nodes
128
129		void av1_setup_sms_tree(struct AV1_COMP const cpi, struct ThreadData td);
130		void av1_free_sms_tree(struct ThreadData *td);
131
132		#ifdef __cplusplus
133		} // extern "C"
134		#endif
135
136		#endif // AOM_AV1_ENCODER_CONTEXT_TREE_H_