ref: a2cb9f50b3ed00725476945c250ff62f8e1b2040
dir: /src/internal.h/
/*
* Copyright © 2018, VideoLAN and dav1d authors
* Copyright © 2018, Two Orioles, LLC
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef DAV1D_SRC_INTERNAL_H
#define DAV1D_SRC_INTERNAL_H
#include <stdatomic.h>
#include "dav1d/data.h"
typedef struct Dav1dFrameContext Dav1dFrameContext;
typedef struct Dav1dTileState Dav1dTileState;
typedef struct Dav1dTileContext Dav1dTileContext;
#include "common/attributes.h"
#include "src/cdef.h"
#include "src/cdf.h"
#include "src/data.h"
#include "src/env.h"
#include "src/intra_edge.h"
#include "src/ipred.h"
#include "src/itx.h"
#include "src/levels.h"
#include "src/lf_mask.h"
#include "src/loopfilter.h"
#include "src/looprestoration.h"
#include "src/mc.h"
#include "src/msac.h"
#include "src/picture.h"
#include "src/recon.h"
#include "src/ref_mvs.h"
#include "src/thread.h"
typedef struct Dav1dDSPContext {
Dav1dIntraPredDSPContext ipred;
Dav1dMCDSPContext mc;
Dav1dInvTxfmDSPContext itx;
Dav1dLoopFilterDSPContext lf;
Dav1dCdefDSPContext cdef;
Dav1dLoopRestorationDSPContext lr;
} Dav1dDSPContext;
struct Dav1dTileGroup {
Dav1dData data;
int start, end;
};
struct Dav1dContext {
Dav1dFrameContext *fc;
unsigned n_fc;
// cache of OBUs that make up a single frame before we submit them
// to a frame worker to be decoded
struct Dav1dTileGroup *tile;
int n_tile_data_alloc;
int n_tile_data;
int n_tiles;
Dav1dRef *seq_hdr_ref;
Dav1dSequenceHeader *seq_hdr;
Dav1dRef *frame_hdr_ref;
Dav1dFrameHeader *frame_hdr;
Dav1dRef *content_light_ref;
Dav1dContentLightLevel *content_light;
Dav1dRef *mastering_display_ref;
Dav1dMasteringDisplay *mastering_display;
// decoded output picture queue
Dav1dData in;
Dav1dPicture out;
struct {
Dav1dThreadPicture *out_delayed;
unsigned next;
// dummy is a pointer to prevent compiler errors about atomic_load()
// not taking const arguments; the const attribute is not taken
// from pointers
atomic_int flush_mem, *flush;
} frame_thread;
// reference/entropy state
struct {
Dav1dThreadPicture p;
Dav1dRef *segmap;
Dav1dRef *refmvs;
unsigned refpoc[7];
} refs[8];
CdfThreadContext cdf[8];
Dav1dDSPContext dsp[3 /* 8, 10, 12 bits/component */];
// tree to keep track of which edges are available
struct {
EdgeNode *root[2 /* BL_128X128 vs. BL_64X64 */];
EdgeBranch branch_sb128[1 + 4 + 16 + 64];
EdgeBranch branch_sb64[1 + 4 + 16];
EdgeTip tip_sb128[256];
EdgeTip tip_sb64[64];
} intra_edge;
Dav1dPicAllocator allocator;
int apply_grain;
int operating_point;
unsigned operating_point_idc;
int all_layers;
int drain;
Dav1dLogger logger;
};
struct Dav1dFrameContext {
Dav1dRef *seq_hdr_ref;
Dav1dSequenceHeader *seq_hdr;
Dav1dRef *frame_hdr_ref;
Dav1dFrameHeader *frame_hdr;
Dav1dThreadPicture refp[7];
Dav1dPicture cur; // during block coding / reconstruction
Dav1dThreadPicture sr_cur; // after super-resolution upscaling
Dav1dRef *mvs_ref;
refmvs *mvs, *ref_mvs[7];
Dav1dRef *ref_mvs_ref[7];
Dav1dRef *cur_segmap_ref, *prev_segmap_ref;
uint8_t *cur_segmap;
const uint8_t *prev_segmap;
unsigned refpoc[7], refrefpoc[7][7];
uint8_t gmv_warp_allowed[7];
CdfThreadContext in_cdf, out_cdf;
struct Dav1dTileGroup *tile;
int n_tile_data_alloc;
int n_tile_data;
// for scalable references
struct ScalableMotionParams {
int scale; // if no scaling, this is 0
int step;
} svc[7][2 /* x, y */];
int resize_step[2 /* y, uv */], resize_start[2 /* y, uv */];
const Dav1dContext *c;
Dav1dTileContext *tc;
int n_tc;
Dav1dTileState *ts;
int n_ts;
const Dav1dDSPContext *dsp;
struct {
recon_b_intra_fn recon_b_intra;
recon_b_inter_fn recon_b_inter;
filter_sbrow_fn filter_sbrow;
backup_ipred_edge_fn backup_ipred_edge;
read_coef_blocks_fn read_coef_blocks;
} bd_fn;
int ipred_edge_sz;
pixel *ipred_edge[3];
ptrdiff_t b4_stride;
int w4, h4, bw, bh, sb128w, sb128h, sbh, sb_shift, sb_step, sr_sb128w;
uint16_t dq[DAV1D_MAX_SEGMENTS][3 /* plane */][2 /* dc/ac */];
const uint8_t *qm[2 /* is_1d */][N_RECT_TX_SIZES][3 /* plane */];
BlockContext *a;
int a_sz /* w*tile_rows */;
AV1_COMMON *libaom_cm; // FIXME
uint8_t jnt_weights[7][7];
int bitdepth_max;
struct {
struct thread_data td;
int pass, die;
// indexed using t->by * f->b4_stride + t->bx
Av1Block *b;
struct CodedBlockInfo {
int16_t eob[3 /* plane */];
uint8_t txtp[3 /* plane */];
} *cbi;
int8_t *txtp;
// indexed using (t->by >> 1) * (f->b4_stride >> 1) + (t->bx >> 1)
uint16_t (*pal)[3 /* plane */][8 /* idx */];
// iterated over inside tile state
uint8_t *pal_idx;
coef *cf;
// start offsets per tile
int *tile_start_off;
} frame_thread;
// loopfilter
struct {
uint8_t (*level)[4];
Av1Filter *mask;
Av1Restoration *lr_mask;
int top_pre_cdef_toggle;
int mask_sz /* w*h */, lr_mask_sz, line_sz /* w */, lr_line_sz, re_sz /* h */;
Av1FilterLUT lim_lut;
int last_sharpness;
uint8_t lvl[8 /* seg_id */][4 /* dir */][8 /* ref */][2 /* is_gmv */];
uint8_t *tx_lpf_right_edge[2];
pixel *cdef_line;
pixel *cdef_line_ptr[2 /* pre, post */][3 /* plane */][2 /* y */];
pixel *lr_lpf_line;
pixel *lr_lpf_line_ptr[3 /* plane */];
// in-loop filter per-frame state keeping
int tile_row; // for carry-over at tile row edges
pixel *p[3], *sr_p[3];
Av1Filter *mask_ptr, *prev_mask_ptr;
} lf;
// threading (refer to tc[] for per-thread things)
struct FrameTileThreadData {
uint64_t available;
pthread_mutex_t lock;
pthread_cond_t cond, icond;
int tasks_left, num_tasks;
int (*task_idx_to_sby_and_tile_idx)[2];
int titsati_sz, titsati_init[3];
int inited;
} tile_thread;
};
struct Dav1dTileState {
struct {
int col_start, col_end, row_start, row_end; // in 4px units
int col, row; // in tile units
} tiling;
CdfContext cdf;
MsacContext msac;
atomic_int progress; // in sby units, TILE_ERROR after a decoding error
struct {
pthread_mutex_t lock;
pthread_cond_t cond;
} tile_thread;
struct {
uint8_t *pal_idx;
coef *cf;
} frame_thread;
uint16_t dqmem[DAV1D_MAX_SEGMENTS][3 /* plane */][2 /* dc/ac */];
const uint16_t (*dq)[3][2];
int last_qidx;
int8_t last_delta_lf[4];
uint8_t lflvlmem[8 /* seg_id */][4 /* dir */][8 /* ref */][2 /* is_gmv */];
const uint8_t (*lflvl)[4][8][2];
Av1RestorationUnit *lr_ref[3];
};
struct Dav1dTileContext {
const Dav1dFrameContext *f;
Dav1dTileState *ts;
int bx, by;
BlockContext l, *a;
coef *cf;
pixel *emu_edge; // stride=192 for non-SVC, or 320 for SVC
// FIXME types can be changed to pixel (and dynamically allocated)
// which would make copy/assign operations slightly faster?
uint16_t al_pal[2 /* a/l */][32 /* bx/y4 */][3 /* plane */][8 /* palette_idx */];
ALIGN(uint16_t pal[3 /* plane */][8 /* palette_idx */], 16);
uint8_t pal_sz_uv[2 /* a/l */][32 /* bx4/by4 */];
uint8_t txtp_map[32 * 32]; // inter-only
Dav1dWarpedMotionParams warpmv;
union {
void *mem;
uint8_t *pal_idx;
int16_t *ac;
pixel *interintra, *lap;
int16_t *compinter;
} scratch;
ALIGN(uint8_t scratch_seg_mask[128 * 128], 32);
Av1Filter *lf_mask;
int8_t *cur_sb_cdef_idx_ptr;
// for chroma sub8x8, we need to know the filter for all 4 subblocks in
// a 4x4 area, but the top/left one can go out of cache already, so this
// keeps it accessible
enum Filter2d tl_4x4_filter;
struct {
struct thread_data td;
struct FrameTileThreadData *fttd;
int die;
} tile_thread;
};
#endif /* DAV1D_SRC_INTERNAL_H */