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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_ENCODER_H_
+#define AOM_AV1_ENCODER_ENCODER_H_
+
+#include <stdio.h>
+
+#include "config/aom_config.h"
+
+#include "aom/aomcx.h"
+
+#include "av1/common/alloccommon.h"
+#include "av1/common/entropymode.h"
+#include "av1/common/thread_common.h"
+#include "av1/common/onyxc_int.h"
+#include "av1/common/resize.h"
+#include "av1/common/timing.h"
+#include "av1/encoder/aq_cyclicrefresh.h"
+#include "av1/encoder/av1_quantize.h"
+#include "av1/encoder/context_tree.h"
+#include "av1/encoder/encodemb.h"
+#include "av1/encoder/firstpass.h"
+#include "av1/encoder/lookahead.h"
+#include "av1/encoder/mbgraph.h"
+#include "av1/encoder/mcomp.h"
+#include "av1/encoder/ratectrl.h"
+#include "av1/encoder/rd.h"
+#include "av1/encoder/speed_features.h"
+#include "av1/encoder/tokenize.h"
+
+#if CONFIG_INTERNAL_STATS
+#include "aom_dsp/ssim.h"
+#endif
+#include "aom_dsp/variance.h"
+#if CONFIG_DENOISE
+#include "aom_dsp/noise_model.h"
+#endif
+#include "aom/internal/aom_codec_internal.h"
+#include "aom_util/aom_thread.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct {
+ int nmv_vec_cost[MV_JOINTS];
+ int nmv_costs[2][MV_VALS];
+ int nmv_costs_hp[2][MV_VALS];
+
+ FRAME_CONTEXT fc;
+} CODING_CONTEXT;
+
+typedef enum {
+ // regular inter frame
+ REGULAR_FRAME = 0,
+ // alternate reference frame
+ ARF_FRAME = 1,
+ // overlay frame
+ OVERLAY_FRAME = 2,
+ // golden frame
+ GLD_FRAME = 3,
+ // backward reference frame
+ BRF_FRAME = 4,
+ // extra alternate reference frame
+ EXT_ARF_FRAME = 5,
+ FRAME_CONTEXT_INDEXES
+} FRAME_CONTEXT_INDEX;
+
+typedef enum {
+ NORMAL = 0,
+ FOURFIVE = 1,
+ THREEFIVE = 2,
+ ONETWO = 3
+} AOM_SCALING;
+
+typedef enum {
+ // Good Quality Fast Encoding. The encoder balances quality with the amount of
+ // time it takes to encode the output. Speed setting controls how fast.
+ GOOD
+} MODE;
+
+typedef enum {
+ FRAMEFLAGS_KEY = 1 << 0,
+ FRAMEFLAGS_GOLDEN = 1 << 1,
+ FRAMEFLAGS_BWDREF = 1 << 2,
+ // TODO(zoeliu): To determine whether a frame flag is needed for ALTREF2_FRAME
+ FRAMEFLAGS_ALTREF = 1 << 3,
+} FRAMETYPE_FLAGS;
+
+typedef enum {
+ NO_AQ = 0,
+ VARIANCE_AQ = 1,
+ COMPLEXITY_AQ = 2,
+ CYCLIC_REFRESH_AQ = 3,
+ AQ_MODE_COUNT // This should always be the last member of the enum
+} AQ_MODE;
+typedef enum {
+ NO_DELTA_Q = 0,
+ DELTA_Q_ONLY = 1,
+ DELTA_Q_LF = 2,
+ DELTAQ_MODE_COUNT // This should always be the last member of the enum
+} DELTAQ_MODE;
+
+typedef enum {
+ RESIZE_NONE = 0, // No frame resizing allowed.
+ RESIZE_FIXED = 1, // All frames are coded at the specified scale.
+ RESIZE_RANDOM = 2, // All frames are coded at a random scale.
+ RESIZE_MODES
+} RESIZE_MODE;
+
+typedef enum {
+ SUPERRES_NONE = 0, // No frame superres allowed
+ SUPERRES_FIXED = 1, // All frames are coded at the specified scale,
+ // and super-resolved.
+ SUPERRES_RANDOM = 2, // All frames are coded at a random scale,
+ // and super-resolved.
+ SUPERRES_QTHRESH = 3, // Superres scale for a frame is determined based on
+ // q_index
+ SUPERRES_MODES
+} SUPERRES_MODE;
+
+typedef struct AV1EncoderConfig {
+ BITSTREAM_PROFILE profile;
+ aom_bit_depth_t bit_depth; // Codec bit-depth.
+ int width; // width of data passed to the compressor
+ int height; // height of data passed to the compressor
+ int forced_max_frame_width; // forced maximum width of frame (if != 0)
+ int forced_max_frame_height; // forced maximum height of frame (if != 0)
+ unsigned int input_bit_depth; // Input bit depth.
+ double init_framerate; // set to passed in framerate
+ int64_t target_bandwidth; // bandwidth to be used in bits per second
+
+ int noise_sensitivity; // pre processing blur: recommendation 0
+ int sharpness; // sharpening output: recommendation 0:
+ int speed;
+ // maximum allowed bitrate for any intra frame in % of bitrate target.
+ unsigned int rc_max_intra_bitrate_pct;
+ // maximum allowed bitrate for any inter frame in % of bitrate target.
+ unsigned int rc_max_inter_bitrate_pct;
+ // percent of rate boost for golden frame in CBR mode.
+ unsigned int gf_cbr_boost_pct;
+
+ MODE mode;
+ int pass;
+
+ // Key Framing Operations
+ int auto_key; // autodetect cut scenes and set the keyframes
+ int key_freq; // maximum distance to key frame.
+ int sframe_dist;
+ int sframe_mode;
+ int sframe_enabled;
+ int lag_in_frames; // how many frames lag before we start encoding
+ int fwd_kf_enabled;
+
+ // ----------------------------------------------------------------
+ // DATARATE CONTROL OPTIONS
+
+ // vbr, cbr, constrained quality or constant quality
+ enum aom_rc_mode rc_mode;
+
+ // buffer targeting aggressiveness
+ int under_shoot_pct;
+ int over_shoot_pct;
+
+ // buffering parameters
+ int64_t starting_buffer_level_ms;
+ int64_t optimal_buffer_level_ms;
+ int64_t maximum_buffer_size_ms;
+
+ // Frame drop threshold.
+ int drop_frames_water_mark;
+
+ // controlling quality
+ int fixed_q;
+ int worst_allowed_q;
+ int best_allowed_q;
+ int cq_level;
+ AQ_MODE aq_mode; // Adaptive Quantization mode
+ DELTAQ_MODE deltaq_mode;
+ int enable_cdef;
+ int enable_restoration;
+ int disable_trellis_quant;
+ int using_qm;
+ int qm_y;
+ int qm_u;
+ int qm_v;
+ int qm_minlevel;
+ int qm_maxlevel;
+#if CONFIG_DIST_8X8
+ int using_dist_8x8;
+#endif
+ unsigned int num_tile_groups;
+ unsigned int mtu;
+
+ // Internal frame size scaling.
+ RESIZE_MODE resize_mode;
+ uint8_t resize_scale_denominator;
+ uint8_t resize_kf_scale_denominator;
+
+ // Frame Super-Resolution size scaling.
+ SUPERRES_MODE superres_mode;
+ uint8_t superres_scale_denominator;
+ uint8_t superres_kf_scale_denominator;
+ int superres_qthresh;
+ int superres_kf_qthresh;
+
+ // Enable feature to reduce the frame quantization every x frames.
+ int frame_periodic_boost;
+
+ // two pass datarate control
+ int two_pass_vbrbias; // two pass datarate control tweaks
+ int two_pass_vbrmin_section;
+ int two_pass_vbrmax_section;
+ // END DATARATE CONTROL OPTIONS
+ // ----------------------------------------------------------------
+
+ int enable_auto_arf;
+ int enable_auto_brf; // (b)ackward (r)ef (f)rame
+
+ /* Bitfield defining the error resiliency features to enable.
+ * Can provide decodable frames after losses in previous
+ * frames and decodable partitions after losses in the same frame.
+ */
+ unsigned int error_resilient_mode;
+
+ unsigned int s_frame_mode;
+
+ /* Bitfield defining the parallel decoding mode where the
+ * decoding in successive frames may be conducted in parallel
+ * just by decoding the frame headers.
+ */
+ unsigned int frame_parallel_decoding_mode;
+
+ unsigned int limit;
+
+ int arnr_max_frames;
+ int arnr_strength;
+
+ int min_gf_interval;
+ int max_gf_interval;
+
+ int row_mt;
+ int tile_columns;
+ int tile_rows;
+ int tile_width_count;
+ int tile_height_count;
+ int tile_widths[MAX_TILE_COLS];
+ int tile_heights[MAX_TILE_ROWS];
+
+ int max_threads;
+
+ aom_fixed_buf_t two_pass_stats_in;
+ struct aom_codec_pkt_list *output_pkt_list;
+
+#if CONFIG_FP_MB_STATS
+ aom_fixed_buf_t firstpass_mb_stats_in;
+#endif
+
+ aom_tune_metric tuning;
+ aom_tune_content content;
+ int use_highbitdepth;
+ aom_color_primaries_t color_primaries;
+ aom_transfer_characteristics_t transfer_characteristics;
+ aom_matrix_coefficients_t matrix_coefficients;
+ aom_chroma_sample_position_t chroma_sample_position;
+ int color_range;
+ int render_width;
+ int render_height;
+ aom_timing_info_type_t timing_info_type;
+ int timing_info_present;
+ aom_timing_info_t timing_info;
+ int decoder_model_info_present_flag;
+ int display_model_info_present_flag;
+ int buffer_removal_time_present;
+ aom_dec_model_info_t buffer_model;
+ aom_dec_model_op_parameters_t op_params[MAX_NUM_OPERATING_POINTS + 1];
+ aom_op_timing_info_t op_frame_timing[MAX_NUM_OPERATING_POINTS + 1];
+ int film_grain_test_vector;
+ const char *film_grain_table_filename;
+
+ uint8_t cdf_update_mode;
+ aom_superblock_size_t superblock_size;
+ unsigned int large_scale_tile;
+ unsigned int single_tile_decoding;
+ int monochrome;
+ unsigned int full_still_picture_hdr;
+ int enable_dual_filter;
+ unsigned int motion_vector_unit_test;
+ const cfg_options_t *cfg;
+ int enable_order_hint;
+ int enable_jnt_comp;
+ int enable_ref_frame_mvs;
+ unsigned int allow_ref_frame_mvs;
+ int enable_warped_motion;
+ int allow_warped_motion;
+ int enable_superres;
+ unsigned int save_as_annexb;
+
+#if CONFIG_DENOISE
+ float noise_level;
+ int noise_block_size;
+#endif
+
+ unsigned int chroma_subsampling_x;
+ unsigned int chroma_subsampling_y;
+} AV1EncoderConfig;
+
+static INLINE int is_lossless_requested(const AV1EncoderConfig *cfg) {
+ return cfg->best_allowed_q == 0 && cfg->worst_allowed_q == 0;
+}
+
+typedef struct FRAME_COUNTS {
+// Note: This structure should only contain 'unsigned int' fields, or
+// aggregates built solely from 'unsigned int' fields/elements
+#if CONFIG_ENTROPY_STATS
+ unsigned int kf_y_mode[KF_MODE_CONTEXTS][KF_MODE_CONTEXTS][INTRA_MODES];
+ unsigned int angle_delta[DIRECTIONAL_MODES][2 * MAX_ANGLE_DELTA + 1];
+ unsigned int y_mode[BLOCK_SIZE_GROUPS][INTRA_MODES];
+ unsigned int uv_mode[CFL_ALLOWED_TYPES][INTRA_MODES][UV_INTRA_MODES];
+ unsigned int cfl_sign[CFL_JOINT_SIGNS];
+ unsigned int cfl_alpha[CFL_ALPHA_CONTEXTS][CFL_ALPHABET_SIZE];
+ unsigned int palette_y_mode[PALATTE_BSIZE_CTXS][PALETTE_Y_MODE_CONTEXTS][2];
+ unsigned int palette_uv_mode[PALETTE_UV_MODE_CONTEXTS][2];
+ unsigned int palette_y_size[PALATTE_BSIZE_CTXS][PALETTE_SIZES];
+ unsigned int palette_uv_size[PALATTE_BSIZE_CTXS][PALETTE_SIZES];
+ unsigned int palette_y_color_index[PALETTE_SIZES]
+ [PALETTE_COLOR_INDEX_CONTEXTS]
+ [PALETTE_COLORS];
+ unsigned int palette_uv_color_index[PALETTE_SIZES]
+ [PALETTE_COLOR_INDEX_CONTEXTS]
+ [PALETTE_COLORS];
+ unsigned int partition[PARTITION_CONTEXTS][EXT_PARTITION_TYPES];
+ unsigned int txb_skip[TOKEN_CDF_Q_CTXS][TX_SIZES][TXB_SKIP_CONTEXTS][2];
+ unsigned int eob_extra[TOKEN_CDF_Q_CTXS][TX_SIZES][PLANE_TYPES]
+ [EOB_COEF_CONTEXTS][2];
+ unsigned int dc_sign[PLANE_TYPES][DC_SIGN_CONTEXTS][2];
+ unsigned int coeff_lps[TX_SIZES][PLANE_TYPES][BR_CDF_SIZE - 1][LEVEL_CONTEXTS]
+ [2];
+ unsigned int eob_flag[TX_SIZES][PLANE_TYPES][EOB_COEF_CONTEXTS][2];
+ unsigned int eob_multi16[TOKEN_CDF_Q_CTXS][PLANE_TYPES][2][5];
+ unsigned int eob_multi32[TOKEN_CDF_Q_CTXS][PLANE_TYPES][2][6];
+ unsigned int eob_multi64[TOKEN_CDF_Q_CTXS][PLANE_TYPES][2][7];
+ unsigned int eob_multi128[TOKEN_CDF_Q_CTXS][PLANE_TYPES][2][8];
+ unsigned int eob_multi256[TOKEN_CDF_Q_CTXS][PLANE_TYPES][2][9];
+ unsigned int eob_multi512[TOKEN_CDF_Q_CTXS][PLANE_TYPES][2][10];
+ unsigned int eob_multi1024[TOKEN_CDF_Q_CTXS][PLANE_TYPES][2][11];
+ unsigned int coeff_lps_multi[TOKEN_CDF_Q_CTXS][TX_SIZES][PLANE_TYPES]
+ [LEVEL_CONTEXTS][BR_CDF_SIZE];
+ unsigned int coeff_base_multi[TOKEN_CDF_Q_CTXS][TX_SIZES][PLANE_TYPES]
+ [SIG_COEF_CONTEXTS][NUM_BASE_LEVELS + 2];
+ unsigned int coeff_base_eob_multi[TOKEN_CDF_Q_CTXS][TX_SIZES][PLANE_TYPES]
+ [SIG_COEF_CONTEXTS_EOB][NUM_BASE_LEVELS + 1];
+ unsigned int newmv_mode[NEWMV_MODE_CONTEXTS][2];
+ unsigned int zeromv_mode[GLOBALMV_MODE_CONTEXTS][2];
+ unsigned int refmv_mode[REFMV_MODE_CONTEXTS][2];
+ unsigned int drl_mode[DRL_MODE_CONTEXTS][2];
+ unsigned int inter_compound_mode[INTER_MODE_CONTEXTS][INTER_COMPOUND_MODES];
+ unsigned int wedge_idx[BLOCK_SIZES_ALL][16];
+ unsigned int interintra[BLOCK_SIZE_GROUPS][2];
+ unsigned int interintra_mode[BLOCK_SIZE_GROUPS][INTERINTRA_MODES];
+ unsigned int wedge_interintra[BLOCK_SIZES_ALL][2];
+ unsigned int compound_type[BLOCK_SIZES_ALL][COMPOUND_TYPES - 1];
+ unsigned int motion_mode[BLOCK_SIZES_ALL][MOTION_MODES];
+ unsigned int obmc[BLOCK_SIZES_ALL][2];
+ unsigned int intra_inter[INTRA_INTER_CONTEXTS][2];
+ unsigned int comp_inter[COMP_INTER_CONTEXTS][2];
+ unsigned int comp_ref_type[COMP_REF_TYPE_CONTEXTS][2];
+ unsigned int uni_comp_ref[UNI_COMP_REF_CONTEXTS][UNIDIR_COMP_REFS - 1][2];
+ unsigned int single_ref[REF_CONTEXTS][SINGLE_REFS - 1][2];
+ unsigned int comp_ref[REF_CONTEXTS][FWD_REFS - 1][2];
+ unsigned int comp_bwdref[REF_CONTEXTS][BWD_REFS - 1][2];
+ unsigned int intrabc[2];
+
+ unsigned int txfm_partition[TXFM_PARTITION_CONTEXTS][2];
+ unsigned int intra_tx_size[MAX_TX_CATS][TX_SIZE_CONTEXTS][MAX_TX_DEPTH + 1];
+ unsigned int skip_mode[SKIP_MODE_CONTEXTS][2];
+ unsigned int skip[SKIP_CONTEXTS][2];
+ unsigned int compound_index[COMP_INDEX_CONTEXTS][2];
+ unsigned int comp_group_idx[COMP_GROUP_IDX_CONTEXTS][2];
+ unsigned int delta_q[DELTA_Q_PROBS][2];
+ unsigned int delta_lf_multi[FRAME_LF_COUNT][DELTA_LF_PROBS][2];
+ unsigned int delta_lf[DELTA_LF_PROBS][2];
+
+ unsigned int inter_ext_tx[EXT_TX_SETS_INTER][EXT_TX_SIZES][TX_TYPES];
+ unsigned int intra_ext_tx[EXT_TX_SETS_INTRA][EXT_TX_SIZES][INTRA_MODES]
+ [TX_TYPES];
+ unsigned int filter_intra_mode[FILTER_INTRA_MODES];
+ unsigned int filter_intra[BLOCK_SIZES_ALL][2];
+ unsigned int switchable_restore[RESTORE_SWITCHABLE_TYPES];
+ unsigned int wiener_restore[2];
+ unsigned int sgrproj_restore[2];
+#endif // CONFIG_ENTROPY_STATS
+
+ unsigned int switchable_interp[SWITCHABLE_FILTER_CONTEXTS]
+ [SWITCHABLE_FILTERS];
+} FRAME_COUNTS;
+
+#if CONFIG_COLLECT_INTER_MODE_RD_STATS
+#define INTER_MODE_RD_DATA_OVERALL_SIZE 6400
+
+typedef struct {
+ int ready;
+ double a;
+ double b;
+ double dist_mean;
+ double ld_mean;
+ double sse_mean;
+ double sse_sse_mean;
+ double sse_ld_mean;
+ int num;
+ double dist_sum;
+ double ld_sum;
+ double sse_sum;
+ double sse_sse_sum;
+ double sse_ld_sum;
+} InterModeRdModel;
+
+typedef struct {
+ int idx;
+ int64_t rd;
+} RdIdxPair;
+// TODO(angiebird): This is an estimated size. We still need to figure what is
+// the maximum number of modes.
+#define MAX_INTER_MODES 1024
+typedef struct inter_modes_info {
+ int num;
+ MB_MODE_INFO mbmi_arr[MAX_INTER_MODES];
+ int mode_rate_arr[MAX_INTER_MODES];
+ int64_t sse_arr[MAX_INTER_MODES];
+ int64_t est_rd_arr[MAX_INTER_MODES];
+ RdIdxPair rd_idx_pair_arr[MAX_INTER_MODES];
+} InterModesInfo;
+#endif
+
+// TODO(jingning) All spatially adaptive variables should go to TileDataEnc.
+typedef struct TileDataEnc {
+ TileInfo tile_info;
+ int thresh_freq_fact[BLOCK_SIZES_ALL][MAX_MODES];
+ int mode_map[BLOCK_SIZES_ALL][MAX_MODES];
+ int m_search_count;
+ int ex_search_count;
+ CFL_CTX cfl;
+ DECLARE_ALIGNED(16, FRAME_CONTEXT, tctx);
+ uint8_t allow_update_cdf;
+#if CONFIG_COLLECT_INTER_MODE_RD_STATS
+ InterModeRdModel inter_mode_rd_models[BLOCK_SIZES_ALL];
+ InterModesInfo inter_modes_info;
+#endif
+} TileDataEnc;
+
+typedef struct {
+ TOKENEXTRA *start;
+ TOKENEXTRA *stop;
+ unsigned int count;
+} TOKENLIST;
+
+typedef struct RD_COUNTS {
+ int64_t comp_pred_diff[REFERENCE_MODES];
+ // Stores number of 4x4 blocks using global motion per reference frame.
+ int global_motion_used[REF_FRAMES];
+ int compound_ref_used_flag;
+ int skip_mode_used_flag;
+} RD_COUNTS;
+
+typedef struct ThreadData {
+ MACROBLOCK mb;
+ RD_COUNTS rd_counts;
+ FRAME_COUNTS *counts;
+ PC_TREE *pc_tree;
+ PC_TREE *pc_root[MAX_MIB_SIZE_LOG2 - MIN_MIB_SIZE_LOG2 + 1];
+ uint32_t *hash_value_buffer[2][2];
+ int32_t *wsrc_buf;
+ int32_t *mask_buf;
+ uint8_t *above_pred_buf;
+ uint8_t *left_pred_buf;
+ PALETTE_BUFFER *palette_buffer;
+ CONV_BUF_TYPE *tmp_conv_dst;
+ uint8_t *tmp_obmc_bufs[2];
+ int intrabc_used_this_tile;
+} ThreadData;
+
+struct EncWorkerData;
+
+typedef struct ActiveMap {
+ int enabled;
+ int update;
+ unsigned char *map;
+} ActiveMap;
+
+#if CONFIG_INTERNAL_STATS
+// types of stats
+typedef enum {
+ STAT_Y,
+ STAT_U,
+ STAT_V,
+ STAT_ALL,
+ NUM_STAT_TYPES // This should always be the last member of the enum
+} StatType;
+
+typedef struct IMAGE_STAT {
+ double stat[NUM_STAT_TYPES];
+ double worst;
+} ImageStat;
+#endif // CONFIG_INTERNAL_STATS
+
+typedef struct {
+ int ref_count;
+ YV12_BUFFER_CONFIG buf;
+} EncRefCntBuffer;
+
+typedef struct TileBufferEnc {
+ uint8_t *data;
+ size_t size;
+} TileBufferEnc;
+
+typedef struct AV1_COMP {
+ QUANTS quants;
+ ThreadData td;
+ FRAME_COUNTS counts;
+ MB_MODE_INFO_EXT *mbmi_ext_base;
+ CB_COEFF_BUFFER *coeff_buffer_base;
+ Dequants dequants;
+ AV1_COMMON common;
+ AV1EncoderConfig oxcf;
+ struct lookahead_ctx *lookahead;
+ struct lookahead_entry *alt_ref_source;
+ int no_show_kf;
+
+ int optimize_speed_feature;
+ int optimize_seg_arr[MAX_SEGMENTS];
+
+ YV12_BUFFER_CONFIG *source;
+ YV12_BUFFER_CONFIG *last_source; // NULL for first frame and alt_ref frames
+ YV12_BUFFER_CONFIG *unscaled_source;
+ YV12_BUFFER_CONFIG scaled_source;
+ YV12_BUFFER_CONFIG *unscaled_last_source;
+ YV12_BUFFER_CONFIG scaled_last_source;
+
+ // For a still frame, this flag is set to 1 to skip partition search.
+ int partition_search_skippable_frame;
+ double csm_rate_array[32];
+ double m_rate_array[32];
+ int rate_size;
+ int rate_index;
+ hash_table *previous_hash_table;
+ int previous_index;
+ int cur_poc; // DebugInfo
+
+ unsigned int row_mt;
+ int scaled_ref_idx[REF_FRAMES];
+ int ref_fb_idx[REF_FRAMES];
+ int refresh_fb_idx; // ref frame buffer index to refresh
+
+ int last_show_frame_buf_idx; // last show frame buffer index
+
+ int refresh_last_frame;
+ int refresh_golden_frame;
+ int refresh_bwd_ref_frame;
+ int refresh_alt2_ref_frame;
+ int refresh_alt_ref_frame;
+#if USE_SYMM_MULTI_LAYER
+ int new_bwdref_update_rule;
+#endif
+
+ int ext_refresh_frame_flags_pending;
+ int ext_refresh_last_frame;
+ int ext_refresh_golden_frame;
+ int ext_refresh_bwd_ref_frame;
+ int ext_refresh_alt2_ref_frame;
+ int ext_refresh_alt_ref_frame;
+
+ int ext_refresh_frame_context_pending;
+ int ext_refresh_frame_context;
+ int ext_use_ref_frame_mvs;
+ int ext_use_error_resilient;
+ int ext_use_s_frame;
+ int ext_use_primary_ref_none;
+
+ YV12_BUFFER_CONFIG last_frame_uf;
+ YV12_BUFFER_CONFIG trial_frame_rst;
+
+ // Ambient reconstruction err target for force key frames
+ int64_t ambient_err;
+
+ RD_OPT rd;
+
+ CODING_CONTEXT coding_context;
+
+ int gmtype_cost[TRANS_TYPES];
+ int gmparams_cost[REF_FRAMES];
+
+ int nmv_costs[2][MV_VALS];
+ int nmv_costs_hp[2][MV_VALS];
+
+ int64_t last_time_stamp_seen;
+ int64_t last_end_time_stamp_seen;
+ int64_t first_time_stamp_ever;
+
+ RATE_CONTROL rc;
+ double framerate;
+
+ // NOTE(zoeliu): Any inter frame allows maximum of REF_FRAMES inter
+ // references; Plus the currently coded frame itself, it is needed to allocate
+ // sufficient space to the size of the maximum possible number of frames.
+ int interp_filter_selected[REF_FRAMES + 1][SWITCHABLE];
+
+ struct aom_codec_pkt_list *output_pkt_list;
+
+ MBGRAPH_FRAME_STATS mbgraph_stats[MAX_LAG_BUFFERS];
+ int mbgraph_n_frames; // number of frames filled in the above
+ int static_mb_pct; // % forced skip mbs by segmentation
+ int ref_frame_flags;
+ int ext_ref_frame_flags;
+ RATE_FACTOR_LEVEL frame_rf_level[FRAME_BUFFERS];
+
+ SPEED_FEATURES sf;
+
+ unsigned int max_mv_magnitude;
+ int mv_step_param;
+
+ int allow_comp_inter_inter;
+ int all_one_sided_refs;
+
+ uint8_t *segmentation_map;
+
+ CYCLIC_REFRESH *cyclic_refresh;
+ ActiveMap active_map;
+
+ fractional_mv_step_fp *find_fractional_mv_step;
+ av1_diamond_search_fn_t diamond_search_sad;
+ aom_variance_fn_ptr_t fn_ptr[BLOCK_SIZES_ALL];
+ uint64_t time_receive_data;
+ uint64_t time_compress_data;
+ uint64_t time_pick_lpf;
+ uint64_t time_encode_sb_row;
+
+#if CONFIG_FP_MB_STATS
+ int use_fp_mb_stats;
+#endif
+
+ TWO_PASS twopass;
+
+ YV12_BUFFER_CONFIG alt_ref_buffer;
+
+#if CONFIG_INTERNAL_STATS
+ unsigned int mode_chosen_counts[MAX_MODES];
+
+ int count;
+ uint64_t total_sq_error;
+ uint64_t total_samples;
+ ImageStat psnr;
+
+ double total_blockiness;
+ double worst_blockiness;
+
+ int bytes;
+ double summed_quality;
+ double summed_weights;
+ unsigned int tot_recode_hits;
+ double worst_ssim;
+
+ ImageStat fastssim;
+ ImageStat psnrhvs;
+
+ int b_calculate_blockiness;
+ int b_calculate_consistency;
+
+ double total_inconsistency;
+ double worst_consistency;
+ Ssimv *ssim_vars;
+ Metrics metrics;
+#endif
+ int b_calculate_psnr;
+
+ int droppable;
+
+ int initial_width;
+ int initial_height;
+ int initial_mbs; // Number of MBs in the full-size frame; to be used to
+ // normalize the firstpass stats. This will differ from the
+ // number of MBs in the current frame when the frame is
+ // scaled.
+
+ // When resize is triggered through external control, the desired width/height
+ // are stored here until use in the next frame coded. They are effective only
+ // for
+ // one frame and are reset after use.
+ int resize_pending_width;
+ int resize_pending_height;
+
+ int frame_flags;
+
+ search_site_config ss_cfg;
+
+ TileDataEnc *tile_data;
+ int allocated_tiles; // Keep track of memory allocated for tiles.
+
+ TOKENEXTRA *tile_tok[MAX_TILE_ROWS][MAX_TILE_COLS];
+ unsigned int tok_count[MAX_TILE_ROWS][MAX_TILE_COLS];
+ TOKENLIST *tplist[MAX_TILE_ROWS][MAX_TILE_COLS];
+
+ TileBufferEnc tile_buffers[MAX_TILE_ROWS][MAX_TILE_COLS];
+
+ int resize_state;
+ int resize_avg_qp;
+ int resize_buffer_underflow;
+ int resize_count;
+
+ // Sequence parameters have been transmitted already and locked
+ // or not. Once locked av1_change_config cannot change the seq
+ // parameters.
+ int seq_params_locked;
+
+ // VARIANCE_AQ segment map refresh
+ int vaq_refresh;
+
+ // Multi-threading
+ int num_workers;
+ AVxWorker *workers;
+ struct EncWorkerData *tile_thr_data;
+ int refresh_frame_mask;
+ int existing_fb_idx_to_show;
+ int is_arf_filter_off[MAX_EXT_ARFS + 1];
+ int num_extra_arfs;
+ int arf_pos_in_gf[MAX_EXT_ARFS + 1];
+ int arf_pos_for_ovrly[MAX_EXT_ARFS + 1];
+ int global_motion_search_done;
+ tran_low_t *tcoeff_buf[MAX_MB_PLANE];
+ int extra_arf_allowed;
+ // A flag to indicate if intrabc is ever used in current frame.
+ int intrabc_used;
+ int dv_cost[2][MV_VALS];
+ // TODO(huisu@google.com): we can update dv_joint_cost per SB.
+ int dv_joint_cost[MV_JOINTS];
+ int has_lossless_segment;
+
+ // For frame refs short signaling:
+ // A mapping of each reference frame from its encoder side value to the
+ // decoder side value obtained following the short signaling procedure.
+ int ref_conv[REF_FRAMES];
+
+ AV1LfSync lf_row_sync;
+ AV1LrSync lr_row_sync;
+ AV1LrStruct lr_ctxt;
+
+ aom_film_grain_table_t *film_grain_table;
+#if CONFIG_DENOISE
+ struct aom_denoise_and_model_t *denoise_and_model;
+#endif
+ // Stores the default value of skip flag depending on chroma format
+ // Set as 1 for monochrome and 3 for other color formats
+ int default_interp_skip_flags;
+ int preserve_arf_as_gld;
+} AV1_COMP;
+
+// Must not be called more than once.
+void av1_initialize_enc(void);
+
+struct AV1_COMP *av1_create_compressor(AV1EncoderConfig *oxcf,
+ BufferPool *const pool);
+void av1_remove_compressor(AV1_COMP *cpi);
+
+void av1_change_config(AV1_COMP *cpi, const AV1EncoderConfig *oxcf);
+
+// receive a frames worth of data. caller can assume that a copy of this
+// frame is made and not just a copy of the pointer..
+int av1_receive_raw_frame(AV1_COMP *cpi, aom_enc_frame_flags_t frame_flags,
+ YV12_BUFFER_CONFIG *sd, int64_t time_stamp,
+ int64_t end_time_stamp);
+
+int av1_get_compressed_data(AV1_COMP *cpi, unsigned int *frame_flags,
+ size_t *size, uint8_t *dest, int64_t *time_stamp,
+ int64_t *time_end, int flush,
+ const aom_rational_t *timebase);
+
+int av1_get_preview_raw_frame(AV1_COMP *cpi, YV12_BUFFER_CONFIG *dest);
+
+int av1_get_last_show_frame(AV1_COMP *cpi, YV12_BUFFER_CONFIG *frame);
+
+aom_codec_err_t av1_copy_new_frame_enc(AV1_COMMON *cm,
+ YV12_BUFFER_CONFIG *new_frame,
+ YV12_BUFFER_CONFIG *sd);
+
+int av1_use_as_reference(AV1_COMP *cpi, int ref_frame_flags);
+
+void av1_update_reference(AV1_COMP *cpi, int ref_frame_flags);
+
+int av1_copy_reference_enc(AV1_COMP *cpi, int idx, YV12_BUFFER_CONFIG *sd);
+
+int av1_set_reference_enc(AV1_COMP *cpi, int idx, YV12_BUFFER_CONFIG *sd);
+
+int av1_update_entropy(AV1_COMP *cpi, int update);
+
+int av1_set_active_map(AV1_COMP *cpi, unsigned char *map, int rows, int cols);
+
+int av1_get_active_map(AV1_COMP *cpi, unsigned char *map, int rows, int cols);
+
+int av1_set_internal_size(AV1_COMP *cpi, AOM_SCALING horiz_mode,
+ AOM_SCALING vert_mode);
+
+int av1_get_quantizer(struct AV1_COMP *cpi);
+
+int av1_convert_sect5obus_to_annexb(uint8_t *buffer, size_t *input_size);
+
+int64_t timebase_units_to_ticks(const aom_rational_t *timebase, int64_t n);
+int64_t ticks_to_timebase_units(const aom_rational_t *timebase, int64_t n);
+
+static INLINE int frame_is_kf_gf_arf(const AV1_COMP *cpi) {
+ return frame_is_intra_only(&cpi->common) || cpi->refresh_alt_ref_frame ||
+ (cpi->refresh_golden_frame && !cpi->rc.is_src_frame_alt_ref);
+}
+
+static INLINE int get_ref_frame_map_idx(const AV1_COMP *cpi,
+ MV_REFERENCE_FRAME ref_frame) {
+ return (ref_frame >= 1) ? cpi->ref_fb_idx[ref_frame - 1] : INVALID_IDX;
+}
+
+static INLINE int get_ref_frame_buf_idx(const AV1_COMP *cpi,
+ MV_REFERENCE_FRAME ref_frame) {
+ const AV1_COMMON *const cm = &cpi->common;
+ const int map_idx = get_ref_frame_map_idx(cpi, ref_frame);
+ return (map_idx != INVALID_IDX) ? cm->ref_frame_map[map_idx] : INVALID_IDX;
+}
+
+// TODO(huisu@google.com, youzhou@microsoft.com): enable hash-me for HBD.
+static INLINE int av1_use_hash_me(const AV1_COMMON *const cm) {
+ return cm->allow_screen_content_tools;
+}
+
+static INLINE hash_table *av1_get_ref_frame_hash_map(
+ const AV1_COMP *cpi, MV_REFERENCE_FRAME ref_frame) {
+ const AV1_COMMON *const cm = &cpi->common;
+ const int buf_idx = get_ref_frame_buf_idx(cpi, ref_frame);
+ return buf_idx != INVALID_IDX
+ ? &cm->buffer_pool->frame_bufs[buf_idx].hash_table
+ : NULL;
+}
+
+static INLINE YV12_BUFFER_CONFIG *get_ref_frame_buffer(
+ const AV1_COMP *cpi, MV_REFERENCE_FRAME ref_frame) {
+ const AV1_COMMON *const cm = &cpi->common;
+ const int buf_idx = get_ref_frame_buf_idx(cpi, ref_frame);
+ return buf_idx != INVALID_IDX ? &cm->buffer_pool->frame_bufs[buf_idx].buf
+ : NULL;
+}
+
+static INLINE int enc_is_ref_frame_buf(AV1_COMP *cpi, RefCntBuffer *frame_buf) {
+ MV_REFERENCE_FRAME ref_frame;
+ AV1_COMMON *const cm = &cpi->common;
+ for (ref_frame = LAST_FRAME; ref_frame <= ALTREF_FRAME; ++ref_frame) {
+ const int buf_idx = get_ref_frame_buf_idx(cpi, ref_frame);
+ if (buf_idx == INVALID_IDX) continue;
+ if (frame_buf == &cm->buffer_pool->frame_bufs[buf_idx]) break;
+ }
+ return (ref_frame <= ALTREF_FRAME);
+}
+
+// Token buffer is only used for palette tokens.
+static INLINE unsigned int get_token_alloc(int mb_rows, int mb_cols,
+ int sb_size_log2,
+ const int num_planes) {
+ // Calculate the maximum number of max superblocks in the image.
+ const int shift = sb_size_log2 - 4;
+ const int sb_size = 1 << sb_size_log2;
+ const int sb_size_square = sb_size * sb_size;
+ const int sb_rows = ALIGN_POWER_OF_TWO(mb_rows, shift) >> shift;
+ const int sb_cols = ALIGN_POWER_OF_TWO(mb_cols, shift) >> shift;
+
+ // One palette token for each pixel. There can be palettes on two planes.
+ const int sb_palette_toks = AOMMIN(2, num_planes) * sb_size_square;
+
+ return sb_rows * sb_cols * sb_palette_toks;
+}
+
+// Get the allocated token size for a tile. It does the same calculation as in
+// the frame token allocation.
+static INLINE unsigned int allocated_tokens(TileInfo tile, int sb_size_log2,
+ int num_planes) {
+ int tile_mb_rows = (tile.mi_row_end - tile.mi_row_start + 2) >> 2;
+ int tile_mb_cols = (tile.mi_col_end - tile.mi_col_start + 2) >> 2;
+
+ return get_token_alloc(tile_mb_rows, tile_mb_cols, sb_size_log2, num_planes);
+}
+
+static INLINE void get_start_tok(AV1_COMP *cpi, int tile_row, int tile_col,
+ int mi_row, TOKENEXTRA **tok, int sb_size_log2,
+ int num_planes) {
+ AV1_COMMON *const cm = &cpi->common;
+ const int tile_cols = cm->tile_cols;
+ TileDataEnc *this_tile = &cpi->tile_data[tile_row * tile_cols + tile_col];
+ const TileInfo *const tile_info = &this_tile->tile_info;
+
+ const int tile_mb_cols =
+ (tile_info->mi_col_end - tile_info->mi_col_start + 2) >> 2;
+ const int tile_mb_row = (mi_row - tile_info->mi_row_start + 2) >> 2;
+
+ *tok = cpi->tile_tok[tile_row][tile_col] +
+ get_token_alloc(tile_mb_row, tile_mb_cols, sb_size_log2, num_planes);
+}
+
+void av1_apply_encoding_flags(AV1_COMP *cpi, aom_enc_frame_flags_t flags);
+
+#define ALT_MIN_LAG 3
+static INLINE int is_altref_enabled(const AV1_COMP *const cpi) {
+ return cpi->oxcf.lag_in_frames >= ALT_MIN_LAG && cpi->oxcf.enable_auto_arf;
+}
+
+// TODO(zoeliu): To set up cpi->oxcf.enable_auto_brf
+
+static INLINE void set_ref_ptrs(const AV1_COMMON *cm, MACROBLOCKD *xd,
+ MV_REFERENCE_FRAME ref0,
+ MV_REFERENCE_FRAME ref1) {
+ xd->block_refs[0] =
+ &cm->frame_refs[ref0 >= LAST_FRAME ? ref0 - LAST_FRAME : 0];
+ xd->block_refs[1] =
+ &cm->frame_refs[ref1 >= LAST_FRAME ? ref1 - LAST_FRAME : 0];
+}
+
+static INLINE int get_chessboard_index(int frame_index) {
+ return frame_index & 0x1;
+}
+
+static INLINE int *cond_cost_list(const struct AV1_COMP *cpi, int *cost_list) {
+ return cpi->sf.mv.subpel_search_method != SUBPEL_TREE ? cost_list : NULL;
+}
+
+void av1_new_framerate(AV1_COMP *cpi, double framerate);
+
+#define LAYER_IDS_TO_IDX(sl, tl, num_tl) ((sl) * (num_tl) + (tl))
+
+// Update up-sampled reference frame index.
+static INLINE void uref_cnt_fb(EncRefCntBuffer *ubufs, int *uidx,
+ int new_uidx) {
+ const int ref_index = *uidx;
+
+ if (ref_index >= 0 && ubufs[ref_index].ref_count > 0)
+ ubufs[ref_index].ref_count--;
+
+ *uidx = new_uidx;
+ ubufs[new_uidx].ref_count++;
+}
+
+// Returns 1 if a frame is scaled and 0 otherwise.
+static INLINE int av1_resize_scaled(const AV1_COMMON *cm) {
+ return !(cm->superres_upscaled_width == cm->render_width &&
+ cm->superres_upscaled_height == cm->render_height);
+}
+
+static INLINE int av1_frame_scaled(const AV1_COMMON *cm) {
+ return !av1_superres_scaled(cm) && av1_resize_scaled(cm);
+}
+
+// Don't allow a show_existing_frame to coincide with an error resilient
+// frame. An exception can be made for a forward keyframe since it has no
+// previous dependencies.
+static INLINE int encode_show_existing_frame(const AV1_COMMON *cm) {
+ return cm->show_existing_frame &&
+ (!cm->error_resilient_mode || cm->frame_type == KEY_FRAME);
+}
+
+// Returns a Sequence Header OBU stored in an aom_fixed_buf_t, or NULL upon
+// failure. When a non-NULL aom_fixed_buf_t pointer is returned by this
+// function, the memory must be freed by the caller. Both the buf member of the
+// aom_fixed_buf_t, and the aom_fixed_buf_t pointer itself must be freed. Memory
+// returned must be freed via call to free().
+//
+// Note: The OBU returned is in Low Overhead Bitstream Format. Specifically,
+// the obu_has_size_field bit is set, and the buffer contains the obu_size
+// field.
+aom_fixed_buf_t *av1_get_global_headers(AV1_COMP *cpi);
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+
+#endif // AOM_AV1_ENCODER_ENCODER_H_