blob: f84485ed8edb4f7344baa7582932b19ec140cbc6 [file] [log] [blame]
/*
* 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 AV1_ENCODER_ENCODER_H_
#define AV1_ENCODER_ENCODER_H_
#include <stdio.h>
#include "./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/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_XIPHRC
#include "av1/encoder/ratectrl_xiph.h"
#endif
#if CONFIG_INTERNAL_STATS
#include "aom_dsp/ssim.h"
#endif
#include "aom_dsp/variance.h"
#include "aom/internal/aom_codec_internal.h"
#include "aom_util/aom_thread.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef struct {
int nmv_vec_cost[NMV_CONTEXTS][MV_JOINTS];
int nmv_costs[NMV_CONTEXTS][2][MV_VALS];
int nmv_costs_hp[NMV_CONTEXTS][2][MV_VALS];
// 0 = Intra, Last, GF, ARF
int8_t last_ref_lf_deltas[TOTAL_REFS_PER_FRAME];
// 0 = ZERO_MV, MV
int8_t last_mode_lf_deltas[MAX_MODE_LF_DELTAS];
FRAME_CONTEXT fc;
} CODING_CONTEXT;
#if !CONFIG_NO_FRAME_CONTEXT_SIGNALING
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_INDEX;
#endif
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,
#if !CONFIG_EXT_DELTA_Q
DELTA_AQ = 4,
#endif
AQ_MODE_COUNT // This should always be the last member of the enum
} AQ_MODE;
#if CONFIG_EXT_DELTA_Q
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;
#endif
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;
#if CONFIG_HORZONLY_FRAME_SUPERRES
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;
#endif // CONFIG_HORZONLY_FRAME_SUPERRES
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
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;
int dev_sf;
// 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 lag_in_frames; // how many frames lag before we start encoding
// ----------------------------------------------------------------
// 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
#if CONFIG_EXT_DELTA_Q
DELTAQ_MODE deltaq_mode;
#endif
int using_cdef;
#if CONFIG_AOM_QM
int using_qm;
int qm_minlevel;
int qm_maxlevel;
#endif
#if CONFIG_DIST_8X8
int using_dist_8x8;
#endif
unsigned int num_tile_groups;
unsigned int mtu;
#if CONFIG_TEMPMV_SIGNALING
unsigned int disable_tempmv;
#endif
// Internal frame size scaling.
RESIZE_MODE resize_mode;
uint8_t resize_scale_denominator;
uint8_t resize_kf_scale_denominator;
#if CONFIG_HORZONLY_FRAME_SUPERRES
// 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;
#endif // CONFIG_HORZONLY_FRAME_SUPERRES
// 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;
/* 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;
int arnr_max_frames;
int arnr_strength;
int min_gf_interval;
int max_gf_interval;
int tile_columns;
int tile_rows;
#if CONFIG_MAX_TILE
int tile_width_count;
int tile_height_count;
int tile_widths[MAX_TILE_COLS];
int tile_heights[MAX_TILE_ROWS];
#endif
#if CONFIG_DEPENDENT_HORZTILES
int dependent_horz_tiles;
#endif
#if CONFIG_LOOPFILTERING_ACROSS_TILES
int loop_filter_across_tiles_enabled;
#endif // CONFIG_LOOPFILTERING_ACROSS_TILES
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;
#if CONFIG_HIGHBITDEPTH
int use_highbitdepth;
#endif
aom_color_space_t color_space;
aom_transfer_function_t transfer_function;
aom_chroma_sample_position_t chroma_sample_position;
int color_range;
int render_width;
int render_height;
#if CONFIG_EXT_PARTITION
aom_superblock_size_t superblock_size;
#endif // CONFIG_EXT_PARTITION
#if CONFIG_EXT_TILE
unsigned int large_scale_tile;
unsigned int single_tile_decoding;
#endif // CONFIG_EXT_TILE
unsigned int motion_vector_unit_test;
} AV1EncoderConfig;
static INLINE int is_lossless_requested(const AV1EncoderConfig *cfg) {
return cfg->best_allowed_q == 0 && cfg->worst_allowed_q == 0;
}
// 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;
#if CONFIG_CFL
CFL_CTX cfl;
#endif
DECLARE_ALIGNED(16, FRAME_CONTEXT, tctx);
uint8_t allow_update_cdf;
} TileDataEnc;
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[TOTAL_REFS_PER_FRAME];
#if !CONFIG_REF_ADAPT
int single_ref_used_flag;
#endif // !CONFIG_REF_ADAPT
int compound_ref_used_flag;
#if CONFIG_EXT_SKIP
int skip_mode_used_flag;
#endif // CONFIG_EXT_SKIP
} 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];
int32_t *wsrc_buf;
int32_t *mask_buf;
uint8_t *above_pred_buf;
uint8_t *left_pred_buf;
PALETTE_BUFFER *palette_buffer;
#if CONFIG_INTRABC
int intrabc_used_this_tile;
#endif // CONFIG_INTRABC
} ThreadData;
struct EncWorkerData;
typedef struct ActiveMap {
int enabled;
int update;
unsigned char *map;
} ActiveMap;
#define NUM_STAT_TYPES 4 // types of stats: Y, U, V and ALL
typedef struct IMAGE_STAT {
double stat[NUM_STAT_TYPES];
double worst;
} ImageStat;
#undef NUM_STAT_TYPES
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;
MB_MODE_INFO_EXT *mbmi_ext_base;
#if CONFIG_LV_MAP
CB_COEFF_BUFFER *coeff_buffer_base;
#endif
Dequants dequants;
AV1_COMMON common;
AV1EncoderConfig oxcf;
struct lookahead_ctx *lookahead;
struct lookahead_entry *alt_ref_source;
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;
#if CONFIG_AMVR
double csm_rate_array[32];
double m_rate_array[32];
int rate_size;
int rate_index;
hash_table *previsou_hash_table;
int previsous_index;
int cur_poc; // DebugInfo
#endif
int scaled_ref_idx[TOTAL_REFS_PER_FRAME];
int lst_fb_idxes[LAST_REF_FRAMES];
int gld_fb_idx;
int bwd_fb_idx; // BWDREF_FRAME
int alt2_fb_idx; // ALTREF2_FRAME
int alt_fb_idx;
int ext_fb_idx; // extra ref frame buffer index
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;
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;
YV12_BUFFER_CONFIG last_frame_uf;
#if CONFIG_LOOP_RESTORATION
YV12_BUFFER_CONFIG trial_frame_rst;
#endif
// 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[TOTAL_REFS_PER_FRAME];
int nmv_costs[NMV_CONTEXTS][2][MV_VALS];
int nmv_costs_hp[NMV_CONTEXTS][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;
#if CONFIG_XIPHRC
od_rc_state od_rc;
#endif
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;
#if CONFIG_FRAME_MARKER
RATE_FACTOR_LEVEL frame_rf_level[FRAME_BUFFERS];
#endif // CONFIG_FRAME_MARKER
SPEED_FEATURES sf;
unsigned int max_mv_magnitude;
int mv_step_param;
int allow_comp_inter_inter;
#if CONFIG_FRAME_MARKER
int all_one_sided_refs;
#endif // CONFIG_FARME_MARKER
uint8_t *segmentation_map;
CYCLIC_REFRESH *cyclic_refresh;
ActiveMap active_map;
fractional_mv_step_fp *find_fractional_mv_step;
av1_full_search_fn_t full_search_sad; // It is currently unused.
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;
int multi_arf_allowed;
int multi_arf_enabled;
int multi_arf_last_grp_enabled;
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];
TileBufferEnc tile_buffers[MAX_TILE_ROWS][MAX_TILE_COLS];
int resize_state;
int resize_avg_qp;
int resize_buffer_underflow;
int resize_count;
// VARIANCE_AQ segment map refresh
int vaq_refresh;
// Multi-threading
int num_workers;
AVxWorker *workers;
struct EncWorkerData *tile_thr_data;
AV1LfSync lf_row_sync;
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_map[MAX_EXT_ARFS + 1];
int arf_pos_in_gf[MAX_EXT_ARFS + 1];
int arf_pos_for_ovrly[MAX_EXT_ARFS + 1];
int global_motion_search_done;
#if CONFIG_LV_MAP
tran_low_t *tcoeff_buf[MAX_MB_PLANE];
#endif
int extra_arf_allowed;
int bwd_ref_allowed;
#if CONFIG_BGSPRITE
int bgsprite_allowed;
#endif // CONFIG_BGSPRITE
#if CONFIG_INTRABC
// 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];
#endif // CONFIG_INTRABC
} AV1_COMP;
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);
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);
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);
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) {
if (ref_frame >= LAST_FRAME && ref_frame <= LAST3_FRAME)
return cpi->lst_fb_idxes[ref_frame - 1];
else if (ref_frame == GOLDEN_FRAME)
return cpi->gld_fb_idx;
else if (ref_frame == BWDREF_FRAME)
return cpi->bwd_fb_idx;
else if (ref_frame == ALTREF2_FRAME)
return cpi->alt2_fb_idx;
else
return cpi->alt_fb_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;
}
#if CONFIG_HASH_ME
static INLINE hash_table *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;
}
#endif
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);
}
static INLINE unsigned int get_token_alloc(int mb_rows, int mb_cols,
int sb_size_log2, 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;
// For transform coefficients, assume planes with no subsampling. We assume
// up to 1 token per pixel, and then allow a head room of 1 EOSB token per
// 4x4 block per plane, plus EOSB_TOKEN per plane.
const int sb_coeff_toks =
num_planes * (sb_size_square + (sb_size_square / 16) + 1);
// For palette coefficients, there can be at most one palette for each 8x8
// block. If w, h are the width and height of the block, the palette has at
// most 1 + h * w tokens (65 for an 8x8 block) without (see
// cost_and_tokenize_map). At most, there can be palettes on two planes.
const int sb_palette_toks = 2 * (1 + 64) * (sb_size_square / 64);
return sb_rows * sb_cols * (sb_coeff_toks + 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);
}
#if CONFIG_TEMPMV_SIGNALING
void av1_set_temporal_mv_prediction(AV1_COMP *cpi, int allow_tempmv_prediction);
#endif
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
#if 0 && CONFIG_EXT_REFS
static INLINE int is_bwdref_enabled(const AV1_COMP *const cpi) {
// NOTE(zoeliu): The enabling of bi-predictive frames depends on the use of
// alt_ref, and now will be off when the alt_ref interval is
// not sufficiently large.
return is_altref_enabled(cpi) && cpi->oxcf.enable_auto_brf;
}
#endif // CONFIG_EXT_REFS
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 unscaled and 0 otherwise.
static INLINE int av1_resize_unscaled(const AV1_COMMON *cm) {
#if CONFIG_HORZONLY_FRAME_SUPERRES
return cm->superres_upscaled_width == cm->render_width &&
cm->superres_upscaled_height == cm->render_height;
#else
return cm->width == cm->render_width && cm->height == cm->render_height;
#endif // CONFIG_HORZONLY_FRAME_SUPERRES
}
static INLINE int av1_frame_unscaled(const AV1_COMMON *cm) {
#if CONFIG_HORZONLY_FRAME_SUPERRES
return av1_superres_unscaled(cm) && av1_resize_unscaled(cm);
#else
return av1_resize_unscaled(cm);
#endif // CONFIG_HORZONLY_FRAME_SUPERRES
}
#ifdef __cplusplus
} // extern "C"
#endif
#endif // AV1_ENCODER_ENCODER_H_