Move aom source to a sub-directory under media/libaom

There is no damned reason to treat this differently than any other media lib given its license and there never was.

1 files changed, 0 insertions, 985 deletions

diff --git a/third_party/aom/av1/encoder/encoder.h b/third_party/aom/av1/encoder/encoder.h
deleted file mode 100644
index ee7fc4637..000000000
--- a/third_party/aom/av1/encoder/encoder.h
+++ /dev/null
@@ -1,985 +0,0 @@
-/*
- * 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_