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Diffstat (limited to 'media/libaom/src/av1/encoder/encoder.h')
| -rw-r--r-- | media/libaom/src/av1/encoder/encoder.h | 985 |
1 files changed, 985 insertions, 0 deletions
diff --git a/media/libaom/src/av1/encoder/encoder.h b/media/libaom/src/av1/encoder/encoder.h new file mode 100644 index 0000000000..ee7fc46379 --- /dev/null +++ b/media/libaom/src/av1/encoder/encoder.h @@ -0,0 +1,985 @@ +/* + * 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_ |