Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 467 insertions, 0 deletions

diff --git a/third_party/dav1d/src/internal.h b/third_party/dav1d/src/internal.h
new file mode 100644
index 0000000000..b5fd1e18ef
--- /dev/null
+++ b/third_party/dav1d/src/internal.h
@@ -0,0 +1,467 @@
+/*
+ * Copyright © 2018-2021, 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 Dav1dTaskContext Dav1dTaskContext;
+typedef struct Dav1dTask Dav1dTask;
+
+#include "common/attributes.h"
+
+#include "src/cdef.h"
+#include "src/cdf.h"
+#include "src/data.h"
+#include "src/env.h"
+#include "src/filmgrain.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/refmvs.h"
+#include "src/thread.h"
+
+typedef struct Dav1dDSPContext {
+    Dav1dFilmGrainDSPContext fg;
+    Dav1dIntraPredDSPContext ipred;
+    Dav1dMCDSPContext mc;
+    Dav1dInvTxfmDSPContext itx;
+    Dav1dLoopFilterDSPContext lf;
+    Dav1dCdefDSPContext cdef;
+    Dav1dLoopRestorationDSPContext lr;
+} Dav1dDSPContext;
+
+struct Dav1dTileGroup {
+    Dav1dData data;
+    int start, end;
+};
+
+enum TaskType {
+    DAV1D_TASK_TYPE_INIT,
+    DAV1D_TASK_TYPE_INIT_CDF,
+    DAV1D_TASK_TYPE_TILE_ENTROPY,
+    DAV1D_TASK_TYPE_ENTROPY_PROGRESS,
+    DAV1D_TASK_TYPE_TILE_RECONSTRUCTION,
+    DAV1D_TASK_TYPE_DEBLOCK_COLS,
+    DAV1D_TASK_TYPE_DEBLOCK_ROWS,
+    DAV1D_TASK_TYPE_CDEF,
+    DAV1D_TASK_TYPE_SUPER_RESOLUTION,
+    DAV1D_TASK_TYPE_LOOP_RESTORATION,
+    DAV1D_TASK_TYPE_RECONSTRUCTION_PROGRESS,
+    DAV1D_TASK_TYPE_FG_PREP,
+    DAV1D_TASK_TYPE_FG_APPLY,
+};
+
+struct Dav1dContext {
+    Dav1dFrameContext *fc;
+    unsigned n_fc;
+
+    Dav1dTaskContext *tc;
+    unsigned n_tc;
+
+    // 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;
+    Dav1dMemPool *seq_hdr_pool;
+    Dav1dRef *seq_hdr_ref;
+    Dav1dSequenceHeader *seq_hdr;
+    Dav1dMemPool *frame_hdr_pool;
+    Dav1dRef *frame_hdr_ref;
+    Dav1dFrameHeader *frame_hdr;
+
+    Dav1dRef *content_light_ref;
+    Dav1dContentLightLevel *content_light;
+    Dav1dRef *mastering_display_ref;
+    Dav1dMasteringDisplay *mastering_display;
+    Dav1dRef *itut_t35_ref;
+    Dav1dITUTT35 *itut_t35;
+
+    // decoded output picture queue
+    Dav1dData in;
+    Dav1dThreadPicture out, cache;
+    // dummy is a pointer to prevent compiler errors about atomic_load()
+    // not taking const arguments
+    atomic_int flush_mem, *flush;
+    struct {
+        Dav1dThreadPicture *out_delayed;
+        unsigned next;
+    } frame_thread;
+
+    // task threading (refer to tc[] for per_thread thingies)
+    struct TaskThreadData {
+        pthread_mutex_t lock;
+        pthread_cond_t cond;
+        atomic_uint first;
+        unsigned cur;
+        // This is used for delayed reset of the task cur pointer when
+        // such operation is needed but the thread doesn't enter a critical
+        // section (typically when executing the next sbrow task locklessly).
+        // See src/thread_task.c:reset_task_cur().
+        atomic_uint reset_task_cur;
+        atomic_int cond_signaled;
+        struct {
+            int exec;
+            pthread_cond_t cond;
+            const Dav1dPicture *in;
+            Dav1dPicture *out;
+            enum TaskType type;
+            atomic_int progress[2]; /* [0]=started, [1]=completed */
+            union {
+                struct {
+                    ALIGN(int8_t grain_lut_8bpc[3][GRAIN_HEIGHT + 1][GRAIN_WIDTH], 16);
+                    ALIGN(uint8_t scaling_8bpc[3][256], 64);
+                };
+                struct {
+                    ALIGN(int16_t grain_lut_16bpc[3][GRAIN_HEIGHT + 1][GRAIN_WIDTH], 16);
+                    ALIGN(uint8_t scaling_16bpc[3][4096], 64);
+                };
+            };
+        } delayed_fg;
+        int inited;
+    } task_thread;
+
+    // reference/entropy state
+    Dav1dMemPool *segmap_pool;
+    Dav1dMemPool *refmvs_pool;
+    struct {
+        Dav1dThreadPicture p;
+        Dav1dRef *segmap;
+        Dav1dRef *refmvs;
+        unsigned refpoc[7];
+    } refs[8];
+    Dav1dMemPool *cdf_pool;
+    CdfThreadContext cdf[8];
+
+    Dav1dDSPContext dsp[3 /* 8, 10, 12 bits/component */];
+    Dav1dRefmvsDSPContext refmvs_dsp;
+
+    // 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 max_spatial_id;
+    unsigned frame_size_limit;
+    int strict_std_compliance;
+    int output_invisible_frames;
+    enum Dav1dInloopFilterType inloop_filters;
+    enum Dav1dDecodeFrameType decode_frame_type;
+    int drain;
+    enum PictureFlags frame_flags;
+    enum Dav1dEventFlags event_flags;
+    Dav1dDataProps cached_error_props;
+    int cached_error;
+
+    Dav1dLogger logger;
+
+    Dav1dMemPool *picture_pool;
+};
+
+struct Dav1dTask {
+    unsigned frame_idx;         // frame thread id
+    enum TaskType type;         // task work
+    int sby;                    // sbrow
+
+    // task dependencies
+    int recon_progress, deblock_progress;
+    int deps_skip;
+    struct Dav1dTask *next; // only used in task queue
+};
+
+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_temporal_block *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;
+    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;
+        filter_sbrow_fn filter_sbrow_deblock_cols;
+        filter_sbrow_fn filter_sbrow_deblock_rows;
+        void (*filter_sbrow_cdef)(Dav1dTaskContext *tc, int sby);
+        filter_sbrow_fn filter_sbrow_resize;
+        filter_sbrow_fn filter_sbrow_lr;
+        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[N_RECT_TX_SIZES][3 /* plane */];
+    BlockContext *a;
+    int a_sz /* w*tile_rows */;
+    refmvs_frame rf;
+    uint8_t jnt_weights[7][7];
+    int bitdepth_max;
+
+    struct {
+        int next_tile_row[2 /* 0: reconstruction, 1: entropy */];
+        atomic_int entropy_progress;
+        atomic_int deblock_progress; // in sby units
+        atomic_uint *frame_progress, *copy_lpf_progress;
+        // indexed using t->by * f->b4_stride + t->bx
+        Av1Block *b;
+        struct CodedBlockInfo {
+            int16_t eob[3 /* plane */];
+            uint8_t txtp[3 /* plane */];
+        } *cbi;
+        // 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;
+        int prog_sz;
+        int pal_sz, pal_idx_sz, cf_sz;
+        // start offsets per tile
+        int *tile_start_off;
+    } frame_thread;
+
+    // loopfilter
+    struct {
+        uint8_t (*level)[4];
+        Av1Filter *mask;
+        Av1Restoration *lr_mask;
+        int mask_sz /* w*h */, lr_mask_sz;
+        int cdef_buf_plane_sz[2]; /* stride*sbh*4 */
+        int cdef_buf_sbh;
+        int lr_buf_plane_sz[2]; /* (stride*sbh*4) << sb128 if n_tc > 1, else stride*4 */
+        int re_sz /* h */;
+        ALIGN(Av1FilterLUT lim_lut, 16);
+        int last_sharpness;
+        uint8_t lvl[8 /* seg_id */][4 /* dir */][8 /* ref */][2 /* is_gmv */];
+        uint8_t *tx_lpf_right_edge[2];
+        uint8_t *cdef_line_buf, *lr_line_buf;
+        pixel *cdef_line[2 /* pre, post */][3 /* plane */];
+        pixel *cdef_lpf_line[3 /* plane */];
+        pixel *lr_lpf_line[3 /* plane */];
+
+        // in-loop filter per-frame state keeping
+        uint8_t *start_of_tile_row;
+        int start_of_tile_row_sz;
+        int need_cdef_lpf_copy;
+        pixel *p[3], *sr_p[3];
+        Av1Filter *mask_ptr, *prev_mask_ptr;
+        int restore_planes; // enum LrRestorePlanes
+    } lf;
+
+    struct {
+        pthread_mutex_t lock;
+        pthread_cond_t cond;
+        struct TaskThreadData *ttd;
+        struct Dav1dTask *tasks, *tile_tasks[2], init_task;
+        int num_tasks, num_tile_tasks;
+        atomic_int init_done;
+        atomic_int done[2];
+        int retval;
+        int update_set; // whether we need to update CDF reference
+        atomic_int error;
+        atomic_int task_counter;
+        struct Dav1dTask *task_head, *task_tail;
+        // Points to the task directly before the cur pointer in the queue.
+        // This cur pointer is theoretical here, we actually keep track of the
+        // "prev_t" variable. This is needed to not loose the tasks in
+        // [head;cur-1] when picking one for execution.
+        struct Dav1dTask *task_cur_prev;
+        struct { // async task insertion
+            atomic_int merge;
+            pthread_mutex_t lock;
+            Dav1dTask *head, *tail;
+        } pending_tasks;
+    } task_thread;
+
+    // threading (refer to tc[] for per-thread things)
+    struct FrameTileThreadData {
+        int (*lowest_pixel_mem)[7][2];
+        int lowest_pixel_mem_sz;
+    } tile_thread;
+};
+
+struct Dav1dTileState {
+    CdfContext cdf;
+    MsacContext msac;
+
+    struct {
+        int col_start, col_end, row_start, row_end; // in 4px units
+        int col, row; // in tile units
+    } tiling;
+
+    // in sby units, TILE_ERROR after a decoding error
+    atomic_int progress[2 /* 0: reconstruction, 1: entropy */];
+    struct {
+        uint8_t *pal_idx;
+        coef *cf;
+    } frame_thread[2 /* 0: reconstruction, 1: entropy */];
+
+    // in fullpel units, [0] = Y, [1] = UV, used for progress requirements
+    // each entry is one tile-sbrow; middle index is refidx
+    int (*lowest_pixel)[7][2];
+
+    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 Dav1dTaskContext {
+    const Dav1dContext *c;
+    const Dav1dFrameContext *f;
+    Dav1dTileState *ts;
+    int bx, by;
+    BlockContext l, *a;
+    refmvs_tile rt;
+    ALIGN(union, 64) {
+        int16_t cf_8bpc [32 * 32];
+        int32_t cf_16bpc[32 * 32];
+    };
+    // 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 */];
+    uint8_t pal_sz_uv[2 /* a/l */][32 /* bx4/by4 */];
+    uint8_t txtp_map[32 * 32]; // inter-only
+    ALIGN(union, 64) {
+        struct {
+            union {
+                uint8_t  lap_8bpc [128 * 32];
+                uint16_t lap_16bpc[128 * 32];
+                struct {
+                    int16_t compinter[2][128 * 128];
+                    uint8_t seg_mask[128 * 128];
+                };
+            };
+            union {
+                // stride=192 for non-SVC, or 320 for SVC
+                uint8_t  emu_edge_8bpc [320 * (256 + 7)];
+                uint16_t emu_edge_16bpc[320 * (256 + 7)];
+            };
+        };
+        struct {
+            union {
+                uint8_t levels[32 * 34];
+                struct {
+                    uint8_t pal_order[64][8];
+                    uint8_t pal_ctx[64];
+                };
+            };
+            int16_t ac[32 * 32];
+            uint8_t pal_idx[2 * 64 * 64];
+            uint16_t pal[3 /* plane */][8 /* palette_idx */];
+            ALIGN(union, 64) {
+                struct {
+                    uint8_t interintra_8bpc[64 * 64];
+                    uint8_t edge_8bpc[257];
+                };
+                struct {
+                    uint16_t interintra_16bpc[64 * 64];
+                    uint16_t edge_16bpc[257];
+                };
+            };
+        };
+    } scratch;
+
+    Dav1dWarpedMotionParams warpmv;
+    Av1Filter *lf_mask;
+    int top_pre_cdef_toggle;
+    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 {
+        int pass;
+    } frame_thread;
+    struct {
+        struct thread_data td;
+        struct TaskThreadData *ttd;
+        struct FrameTileThreadData *fttd;
+        int flushed;
+        int die;
+    } task_thread;
+};
+
+#endif /* DAV1D_SRC_INTERNAL_H */