142 lines
4.6 KiB
C
142 lines
4.6 KiB
C
/*
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* Copyright (c) 2016, Alliance for Open Media. All rights reserved.
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*
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* This source code is subject to the terms of the BSD 2 Clause License and
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* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
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* was not distributed with this source code in the LICENSE file, you can
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* obtain it at www.aomedia.org/license/software. If the Alliance for Open
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* Media Patent License 1.0 was not distributed with this source code in the
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* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
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*/
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#ifndef AOM_AV1_ENCODER_CONTEXT_TREE_H_
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#define AOM_AV1_ENCODER_CONTEXT_TREE_H_
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#include "config/aom_config.h"
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#include "av1/common/blockd.h"
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#include "av1/encoder/block.h"
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#include "av1/encoder/speed_features.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct AV1_PRIMARY;
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struct AV1_COMP;
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struct AV1Common;
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struct ThreadData;
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typedef struct {
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tran_low_t *coeff_buf[MAX_MB_PLANE];
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tran_low_t *qcoeff_buf[MAX_MB_PLANE];
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tran_low_t *dqcoeff_buf[MAX_MB_PLANE];
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} PC_TREE_SHARED_BUFFERS;
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// Structure to hold snapshot of coding context during the mode picking process
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typedef struct PICK_MODE_CONTEXT {
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MB_MODE_INFO mic;
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MB_MODE_INFO_EXT_FRAME mbmi_ext_best;
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uint8_t *color_index_map[2];
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uint8_t *blk_skip;
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tran_low_t *coeff[MAX_MB_PLANE];
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tran_low_t *qcoeff[MAX_MB_PLANE];
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tran_low_t *dqcoeff[MAX_MB_PLANE];
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uint16_t *eobs[MAX_MB_PLANE];
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uint8_t *txb_entropy_ctx[MAX_MB_PLANE];
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uint8_t *tx_type_map;
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int num_4x4_blk;
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// For current partition, only if all Y, U, and V transform blocks'
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// coefficients are quantized to 0, skippable is set to 1.
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int skippable;
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#if CONFIG_INTERNAL_STATS
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THR_MODES best_mode_index;
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#endif // CONFIG_INTERNAL_STATS
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RD_STATS rd_stats;
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int rd_mode_is_ready; // Flag to indicate whether rd pick mode decision has
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// been made.
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#if CONFIG_AV1_TEMPORAL_DENOISING
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int64_t newmv_sse;
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int64_t zeromv_sse;
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int64_t zeromv_lastref_sse;
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PREDICTION_MODE best_sse_inter_mode;
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int_mv best_sse_mv;
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MV_REFERENCE_FRAME best_reference_frame;
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MV_REFERENCE_FRAME best_zeromv_reference_frame;
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int sb_skip_denoising;
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#endif
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} PICK_MODE_CONTEXT;
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typedef struct PC_TREE {
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PARTITION_TYPE partitioning;
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BLOCK_SIZE block_size;
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PICK_MODE_CONTEXT *none;
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PICK_MODE_CONTEXT *horizontal[2];
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PICK_MODE_CONTEXT *vertical[2];
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#if !CONFIG_REALTIME_ONLY
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PICK_MODE_CONTEXT *horizontala[3];
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PICK_MODE_CONTEXT *horizontalb[3];
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PICK_MODE_CONTEXT *verticala[3];
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PICK_MODE_CONTEXT *verticalb[3];
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PICK_MODE_CONTEXT *horizontal4[4];
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PICK_MODE_CONTEXT *vertical4[4];
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#endif
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struct PC_TREE *split[4];
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int index;
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} PC_TREE;
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typedef struct SIMPLE_MOTION_DATA_TREE {
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BLOCK_SIZE block_size;
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PARTITION_TYPE partitioning;
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struct SIMPLE_MOTION_DATA_TREE *split[4];
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// Simple motion search_features
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FULLPEL_MV start_mvs[REF_FRAMES];
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unsigned int sms_none_feat[2];
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unsigned int sms_rect_feat[8];
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int sms_none_valid;
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int sms_rect_valid;
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} SIMPLE_MOTION_DATA_TREE;
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void av1_setup_shared_coeff_buffer(const SequenceHeader *const seq_params,
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PC_TREE_SHARED_BUFFERS *shared_bufs,
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struct aom_internal_error_info *error);
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void av1_free_shared_coeff_buffer(PC_TREE_SHARED_BUFFERS *shared_bufs);
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PC_TREE *av1_alloc_pc_tree_node(BLOCK_SIZE bsize);
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void av1_free_pc_tree_recursive(PC_TREE *tree, int num_planes, int keep_best,
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int keep_none,
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PARTITION_SEARCH_TYPE partition_search_type);
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PICK_MODE_CONTEXT *av1_alloc_pmc(const struct AV1_COMP *const cpi,
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BLOCK_SIZE bsize,
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PC_TREE_SHARED_BUFFERS *shared_bufs);
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void av1_reset_pmc(PICK_MODE_CONTEXT *ctx);
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void av1_free_pmc(PICK_MODE_CONTEXT *ctx, int num_planes);
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void av1_copy_tree_context(PICK_MODE_CONTEXT *dst_ctx,
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PICK_MODE_CONTEXT *src_ctx);
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static const BLOCK_SIZE square[MAX_SB_SIZE_LOG2 - 1] = {
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BLOCK_4X4, BLOCK_8X8, BLOCK_16X16, BLOCK_32X32, BLOCK_64X64, BLOCK_128X128,
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};
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static inline int av1_get_pc_tree_nodes(const int is_sb_size_128,
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int stat_generation_stage) {
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const int tree_nodes_inc = is_sb_size_128 ? 1024 : 0;
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const int tree_nodes =
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stat_generation_stage ? 1 : (tree_nodes_inc + 256 + 64 + 16 + 4 + 1);
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return tree_nodes;
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}
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// Returns 0 on success, -1 on memory allocation failure.
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int av1_setup_sms_tree(struct AV1_COMP *const cpi, struct ThreadData *td);
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void av1_free_sms_tree(struct ThreadData *td);
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // AOM_AV1_ENCODER_CONTEXT_TREE_H_
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