GCC Code Coverage Report
Directory: ../../../ffmpeg/ Exec Total Coverage
File: src/libavcodec/av1dec.c Lines: 195 655 29.8 %
Date: 2021-04-14 23:45:22 Branches: 74 356 20.8 %

Line Branch Exec Source
1
/*
2
 * AV1 video decoder
3
 *
4
 * This file is part of FFmpeg.
5
 *
6
 * FFmpeg is free software; you can redistribute it and/or
7
 * modify it under the terms of the GNU Lesser General Public
8
 * License as published by the Free Software Foundation; either
9
 * version 2.1 of the License, or (at your option) any later version.
10
 *
11
 * FFmpeg is distributed in the hope that it will be useful,
12
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14
 * Lesser General Public License for more details.
15
 *
16
 * You should have received a copy of the GNU Lesser General Public
17
 * License along with FFmpeg; if not, write to the Free Software
18
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19
 */
20
21
#include "libavutil/film_grain_params.h"
22
#include "libavutil/pixdesc.h"
23
#include "libavutil/opt.h"
24
#include "avcodec.h"
25
#include "av1dec.h"
26
#include "bytestream.h"
27
#include "hwconfig.h"
28
#include "internal.h"
29
#include "profiles.h"
30
31
static uint32_t inverse_recenter(int r, uint32_t v)
32
{
33
    if (v > 2 * r)
34
        return v;
35
    else if (v & 1)
36
        return r - ((v + 1) >> 1);
37
    else
38
        return r + (v >> 1);
39
}
40
41
static uint32_t decode_unsigned_subexp_with_ref(uint32_t sub_exp,
42
                                                int mx, int r)
43
{
44
    if ((r << 1) <= mx) {
45
        return inverse_recenter(r, sub_exp);
46
    } else {
47
        return mx - 1 - inverse_recenter(mx - 1 - r, sub_exp);
48
    }
49
}
50
51
static int32_t decode_signed_subexp_with_ref(uint32_t sub_exp, int low,
52
                                             int high, int r)
53
{
54
    int32_t x = decode_unsigned_subexp_with_ref(sub_exp, high - low, r - low);
55
    return x + low;
56
}
57
58
static void read_global_param(AV1DecContext *s, int type, int ref, int idx)
59
{
60
    uint8_t primary_frame, prev_frame;
61
    uint32_t abs_bits, prec_bits, round, prec_diff, sub, mx;
62
    int32_t r, prev_gm_param;
63
64
    primary_frame = s->raw_frame_header->primary_ref_frame;
65
    prev_frame = s->raw_frame_header->ref_frame_idx[primary_frame];
66
    abs_bits = AV1_GM_ABS_ALPHA_BITS;
67
    prec_bits = AV1_GM_ALPHA_PREC_BITS;
68
69
    /* setup_past_independence() sets PrevGmParams to default values. We can
70
     * simply point to the current's frame gm_params as they will be initialized
71
     * with defaults at this point.
72
     */
73
    if (s->raw_frame_header->primary_ref_frame == AV1_PRIMARY_REF_NONE)
74
        prev_gm_param = s->cur_frame.gm_params[ref][idx];
75
    else
76
        prev_gm_param = s->ref[prev_frame].gm_params[ref][idx];
77
78
    if (idx < 2) {
79
        if (type == AV1_WARP_MODEL_TRANSLATION) {
80
            abs_bits = AV1_GM_ABS_TRANS_ONLY_BITS -
81
                !s->raw_frame_header->allow_high_precision_mv;
82
            prec_bits = AV1_GM_TRANS_ONLY_PREC_BITS -
83
                !s->raw_frame_header->allow_high_precision_mv;
84
        } else {
85
            abs_bits = AV1_GM_ABS_TRANS_BITS;
86
            prec_bits = AV1_GM_TRANS_PREC_BITS;
87
        }
88
    }
89
    round = (idx % 3) == 2 ? (1 << AV1_WARPEDMODEL_PREC_BITS) : 0;
90
    prec_diff = AV1_WARPEDMODEL_PREC_BITS - prec_bits;
91
    sub = (idx % 3) == 2 ? (1 << prec_bits) : 0;
92
    mx = 1 << abs_bits;
93
    r = (prev_gm_param >> prec_diff) - sub;
94
95
    s->cur_frame.gm_params[ref][idx] =
96
        (decode_signed_subexp_with_ref(s->raw_frame_header->gm_params[ref][idx],
97
                                       -mx, mx + 1, r) << prec_diff) + round;
98
}
99
100
/**
101
* update gm type/params, since cbs already implemented part of this funcation,
102
* so we don't need to full implement spec.
103
*/
104
static void global_motion_params(AV1DecContext *s)
105
{
106
    const AV1RawFrameHeader *header = s->raw_frame_header;
107
    int type, ref;
108
109
    for (ref = AV1_REF_FRAME_LAST; ref <= AV1_REF_FRAME_ALTREF; ref++) {
110
        s->cur_frame.gm_type[ref] = AV1_WARP_MODEL_IDENTITY;
111
        for (int i = 0; i < 6; i++)
112
            s->cur_frame.gm_params[ref][i] = (i % 3 == 2) ?
113
                                             1 << AV1_WARPEDMODEL_PREC_BITS : 0;
114
    }
115
    if (header->frame_type == AV1_FRAME_KEY ||
116
        header->frame_type == AV1_FRAME_INTRA_ONLY)
117
        return;
118
119
    for (ref = AV1_REF_FRAME_LAST; ref <= AV1_REF_FRAME_ALTREF; ref++) {
120
        if (header->is_global[ref]) {
121
            if (header->is_rot_zoom[ref]) {
122
                type = AV1_WARP_MODEL_ROTZOOM;
123
            } else {
124
                type = header->is_translation[ref] ? AV1_WARP_MODEL_TRANSLATION
125
                                                   : AV1_WARP_MODEL_AFFINE;
126
            }
127
        } else {
128
            type = AV1_WARP_MODEL_IDENTITY;
129
        }
130
        s->cur_frame.gm_type[ref] = type;
131
132
        if (type >= AV1_WARP_MODEL_ROTZOOM) {
133
            read_global_param(s, type, ref, 2);
134
            read_global_param(s, type, ref, 3);
135
            if (type == AV1_WARP_MODEL_AFFINE) {
136
                read_global_param(s, type, ref, 4);
137
                read_global_param(s, type, ref, 5);
138
            } else {
139
                s->cur_frame.gm_params[ref][4] = -s->cur_frame.gm_params[ref][3];
140
                s->cur_frame.gm_params[ref][5] = s->cur_frame.gm_params[ref][2];
141
            }
142
        }
143
        if (type >= AV1_WARP_MODEL_TRANSLATION) {
144
            read_global_param(s, type, ref, 0);
145
            read_global_param(s, type, ref, 1);
146
        }
147
    }
148
}
149
150
static int get_relative_dist(const AV1RawSequenceHeader *seq,
151
                             unsigned int a, unsigned int b)
152
{
153
    unsigned int diff = a - b;
154
    unsigned int m = 1 << seq->order_hint_bits_minus_1;
155
    return (diff & (m - 1)) - (diff & m);
156
}
157
158
static void skip_mode_params(AV1DecContext *s)
159
{
160
    const AV1RawFrameHeader *header = s->raw_frame_header;
161
    const AV1RawSequenceHeader *seq = s->raw_seq;
162
163
    int forward_idx,  backward_idx;
164
    int forward_hint, backward_hint;
165
    int second_forward_idx, second_forward_hint;
166
    int ref_hint, dist, i;
167
168
    if (!header->skip_mode_present)
169
        return;
170
171
    forward_idx  = -1;
172
    backward_idx = -1;
173
    for (i = 0; i < AV1_REFS_PER_FRAME; i++) {
174
        ref_hint = s->ref[header->ref_frame_idx[i]].raw_frame_header->order_hint;
175
        dist = get_relative_dist(seq, ref_hint, header->order_hint);
176
        if (dist < 0) {
177
            if (forward_idx < 0 ||
178
                get_relative_dist(seq, ref_hint, forward_hint) > 0) {
179
                forward_idx  = i;
180
                forward_hint = ref_hint;
181
            }
182
        } else if (dist > 0) {
183
            if (backward_idx < 0 ||
184
                get_relative_dist(seq, ref_hint, backward_hint) < 0) {
185
                backward_idx  = i;
186
                backward_hint = ref_hint;
187
            }
188
        }
189
    }
190
191
    if (forward_idx < 0) {
192
        return;
193
    } else if (backward_idx >= 0) {
194
        s->cur_frame.skip_mode_frame_idx[0] =
195
            AV1_REF_FRAME_LAST + FFMIN(forward_idx, backward_idx);
196
        s->cur_frame.skip_mode_frame_idx[1] =
197
            AV1_REF_FRAME_LAST + FFMAX(forward_idx, backward_idx);
198
        return;
199
    }
200
201
    second_forward_idx = -1;
202
    for (i = 0; i < AV1_REFS_PER_FRAME; i++) {
203
        ref_hint = s->ref[header->ref_frame_idx[i]].raw_frame_header->order_hint;
204
        if (get_relative_dist(seq, ref_hint, forward_hint) < 0) {
205
            if (second_forward_idx < 0 ||
206
                get_relative_dist(seq, ref_hint, second_forward_hint) > 0) {
207
                second_forward_idx  = i;
208
                second_forward_hint = ref_hint;
209
            }
210
        }
211
    }
212
213
    if (second_forward_idx < 0)
214
        return;
215
216
    s->cur_frame.skip_mode_frame_idx[0] =
217
        AV1_REF_FRAME_LAST + FFMIN(forward_idx, second_forward_idx);
218
    s->cur_frame.skip_mode_frame_idx[1] =
219
        AV1_REF_FRAME_LAST + FFMAX(forward_idx, second_forward_idx);
220
}
221
222
static void coded_lossless_param(AV1DecContext *s)
223
{
224
    const AV1RawFrameHeader *header = s->raw_frame_header;
225
    int i;
226
227
    if (header->delta_q_y_dc || header->delta_q_u_ac ||
228
        header->delta_q_u_dc || header->delta_q_v_ac ||
229
        header->delta_q_v_dc) {
230
        s->cur_frame.coded_lossless = 0;
231
        return;
232
    }
233
234
    s->cur_frame.coded_lossless = 1;
235
    for (i = 0; i < AV1_MAX_SEGMENTS; i++) {
236
        int qindex;
237
        if (header->feature_enabled[i][AV1_SEG_LVL_ALT_Q]) {
238
            qindex = (header->base_q_idx +
239
                      header->feature_value[i][AV1_SEG_LVL_ALT_Q]);
240
        } else {
241
            qindex = header->base_q_idx;
242
        }
243
        qindex = av_clip_uintp2(qindex, 8);
244
245
        if (qindex) {
246
            s->cur_frame.coded_lossless = 0;
247
            return;
248
        }
249
    }
250
}
251
252
static void load_grain_params(AV1DecContext *s)
253
{
254
    const AV1RawFrameHeader *header = s->raw_frame_header;
255
    const AV1RawFilmGrainParams *film_grain = &header->film_grain, *src;
256
    AV1RawFilmGrainParams *dst = &s->cur_frame.film_grain;
257
258
    if (!film_grain->apply_grain)
259
        return;
260
261
    if (film_grain->update_grain) {
262
        memcpy(dst, film_grain, sizeof(*dst));
263
        return;
264
    }
265
266
    src = &s->ref[film_grain->film_grain_params_ref_idx].film_grain;
267
268
    memcpy(dst, src, sizeof(*dst));
269
    dst->grain_seed = film_grain->grain_seed;
270
}
271
272
static int init_tile_data(AV1DecContext *s)
273
274
{
275
    int cur_tile_num =
276
        s->raw_frame_header->tile_cols * s->raw_frame_header->tile_rows;
277
    if (s->tile_num < cur_tile_num) {
278
        int ret = av_reallocp_array(&s->tile_group_info, cur_tile_num,
279
                                    sizeof(TileGroupInfo));
280
        if (ret < 0) {
281
            s->tile_num = 0;
282
            return ret;
283
        }
284
    }
285
    s->tile_num = cur_tile_num;
286
287
    return 0;
288
}
289
290
static int get_tiles_info(AVCodecContext *avctx, const AV1RawTileGroup *tile_group)
291
{
292
    AV1DecContext *s = avctx->priv_data;
293
    GetByteContext gb;
294
    uint16_t tile_num, tile_row, tile_col;
295
    uint32_t size = 0, size_bytes = 0;
296
297
    bytestream2_init(&gb, tile_group->tile_data.data,
298
                     tile_group->tile_data.data_size);
299
    s->tg_start = tile_group->tg_start;
300
    s->tg_end = tile_group->tg_end;
301
302
    for (tile_num = tile_group->tg_start; tile_num <= tile_group->tg_end; tile_num++) {
303
        tile_row = tile_num / s->raw_frame_header->tile_cols;
304
        tile_col = tile_num % s->raw_frame_header->tile_cols;
305
306
        if (tile_num == tile_group->tg_end) {
307
            s->tile_group_info[tile_num].tile_size = bytestream2_get_bytes_left(&gb);
308
            s->tile_group_info[tile_num].tile_offset = bytestream2_tell(&gb);
309
            s->tile_group_info[tile_num].tile_row = tile_row;
310
            s->tile_group_info[tile_num].tile_column = tile_col;
311
            return 0;
312
        }
313
        size_bytes = s->raw_frame_header->tile_size_bytes_minus1 + 1;
314
        if (bytestream2_get_bytes_left(&gb) < size_bytes)
315
            return AVERROR_INVALIDDATA;
316
        size = 0;
317
        for (int i = 0; i < size_bytes; i++)
318
            size |= bytestream2_get_byteu(&gb) << 8 * i;
319
        if (bytestream2_get_bytes_left(&gb) <= size)
320
            return AVERROR_INVALIDDATA;
321
        size++;
322
323
        s->tile_group_info[tile_num].tile_size = size;
324
        s->tile_group_info[tile_num].tile_offset = bytestream2_tell(&gb);
325
        s->tile_group_info[tile_num].tile_row = tile_row;
326
        s->tile_group_info[tile_num].tile_column = tile_col;
327
328
        bytestream2_skipu(&gb, size);
329
    }
330
331
    return 0;
332
333
}
334
335
21
static int get_pixel_format(AVCodecContext *avctx)
336
{
337
21
    AV1DecContext *s = avctx->priv_data;
338
21
    const AV1RawSequenceHeader *seq = s->raw_seq;
339
    uint8_t bit_depth;
340
    int ret;
341
21
    enum AVPixelFormat pix_fmt = AV_PIX_FMT_NONE;
342
#define HWACCEL_MAX (CONFIG_AV1_DXVA2_HWACCEL + \
343
                     CONFIG_AV1_D3D11VA_HWACCEL * 2 + \
344
                     CONFIG_AV1_NVDEC_HWACCEL + \
345
                     CONFIG_AV1_VAAPI_HWACCEL)
346
21
    enum AVPixelFormat pix_fmts[HWACCEL_MAX + 2], *fmtp = pix_fmts;
347
348

21
    if (seq->seq_profile == 2 && seq->color_config.high_bitdepth)
349
        bit_depth = seq->color_config.twelve_bit ? 12 : 10;
350
21
    else if (seq->seq_profile <= 2)
351
21
        bit_depth = seq->color_config.high_bitdepth ? 10 : 8;
352
    else {
353
        av_log(avctx, AV_LOG_ERROR,
354
               "Unknown AV1 profile %d.\n", seq->seq_profile);
355
        return -1;
356
    }
357
358
21
    if (!seq->color_config.mono_chrome) {
359
        // 4:4:4 x:0 y:0, 4:2:2 x:1 y:0, 4:2:0 x:1 y:1
360
21
        if (seq->color_config.subsampling_x == 0 &&
361
            seq->color_config.subsampling_y == 0) {
362
            if (bit_depth == 8)
363
                pix_fmt = AV_PIX_FMT_YUV444P;
364
            else if (bit_depth == 10)
365
                pix_fmt = AV_PIX_FMT_YUV444P10;
366
            else if (bit_depth == 12)
367
                pix_fmt = AV_PIX_FMT_YUV444P12;
368
            else
369
                av_log(avctx, AV_LOG_WARNING, "Unknown AV1 pixel format.\n");
370
21
        } else if (seq->color_config.subsampling_x == 1 &&
371
21
                   seq->color_config.subsampling_y == 0) {
372
            if (bit_depth == 8)
373
                pix_fmt = AV_PIX_FMT_YUV422P;
374
            else if (bit_depth == 10)
375
                pix_fmt = AV_PIX_FMT_YUV422P10;
376
            else if (bit_depth == 12)
377
                pix_fmt = AV_PIX_FMT_YUV422P12;
378
            else
379
                av_log(avctx, AV_LOG_WARNING, "Unknown AV1 pixel format.\n");
380
21
        } else if (seq->color_config.subsampling_x == 1 &&
381
21
                   seq->color_config.subsampling_y == 1) {
382
21
            if (bit_depth == 8)
383
20
                pix_fmt = AV_PIX_FMT_YUV420P;
384
1
            else if (bit_depth == 10)
385
1
                pix_fmt = AV_PIX_FMT_YUV420P10;
386
            else if (bit_depth == 12)
387
                pix_fmt = AV_PIX_FMT_YUV420P12;
388
            else
389
                av_log(avctx, AV_LOG_WARNING, "Unknown AV1 pixel format.\n");
390
        }
391
    } else {
392
        if (bit_depth == 8)
393
            pix_fmt = AV_PIX_FMT_GRAY8;
394
        else if (bit_depth == 10)
395
            pix_fmt = AV_PIX_FMT_GRAY10;
396
        else if (bit_depth == 12)
397
            pix_fmt = AV_PIX_FMT_GRAY12;
398
        else
399
            av_log(avctx, AV_LOG_WARNING, "Unknown AV1 pixel format.\n");
400
    }
401
402
21
    av_log(avctx, AV_LOG_DEBUG, "AV1 decode get format: %s.\n",
403
           av_get_pix_fmt_name(pix_fmt));
404
405
21
    if (pix_fmt == AV_PIX_FMT_NONE)
406
        return -1;
407
21
    s->pix_fmt = pix_fmt;
408
409

21
    switch (s->pix_fmt) {
410
20
    case AV_PIX_FMT_YUV420P:
411
#if CONFIG_AV1_DXVA2_HWACCEL
412
        *fmtp++ = AV_PIX_FMT_DXVA2_VLD;
413
#endif
414
#if CONFIG_AV1_D3D11VA_HWACCEL
415
        *fmtp++ = AV_PIX_FMT_D3D11VA_VLD;
416
        *fmtp++ = AV_PIX_FMT_D3D11;
417
#endif
418
#if CONFIG_AV1_NVDEC_HWACCEL
419
        *fmtp++ = AV_PIX_FMT_CUDA;
420
#endif
421
#if CONFIG_AV1_VAAPI_HWACCEL
422
20
        *fmtp++ = AV_PIX_FMT_VAAPI;
423
#endif
424
20
        break;
425
1
    case AV_PIX_FMT_YUV420P10:
426
#if CONFIG_AV1_DXVA2_HWACCEL
427
        *fmtp++ = AV_PIX_FMT_DXVA2_VLD;
428
#endif
429
#if CONFIG_AV1_D3D11VA_HWACCEL
430
        *fmtp++ = AV_PIX_FMT_D3D11VA_VLD;
431
        *fmtp++ = AV_PIX_FMT_D3D11;
432
#endif
433
#if CONFIG_AV1_NVDEC_HWACCEL
434
        *fmtp++ = AV_PIX_FMT_CUDA;
435
#endif
436
#if CONFIG_AV1_VAAPI_HWACCEL
437
1
        *fmtp++ = AV_PIX_FMT_VAAPI;
438
#endif
439
1
        break;
440
    case AV_PIX_FMT_GRAY8:
441
#if CONFIG_AV1_NVDEC_HWACCEL
442
        *fmtp++ = AV_PIX_FMT_CUDA;
443
#endif
444
        break;
445
    case AV_PIX_FMT_GRAY10:
446
#if CONFIG_AV1_NVDEC_HWACCEL
447
        *fmtp++ = AV_PIX_FMT_CUDA;
448
#endif
449
        break;
450
    }
451
452
21
    *fmtp++ = s->pix_fmt;
453
21
    *fmtp = AV_PIX_FMT_NONE;
454
455
21
    ret = ff_thread_get_format(avctx, pix_fmts);
456
21
    if (ret < 0)
457
        return ret;
458
459
    /**
460
     * check if the HW accel is inited correctly. If not, return un-implemented.
461
     * Since now the av1 decoder doesn't support native decode, if it will be
462
     * implemented in the future, need remove this check.
463
     */
464
21
    if (!avctx->hwaccel) {
465
21
        av_log(avctx, AV_LOG_ERROR, "Your platform doesn't suppport"
466
               " hardware accelerated AV1 decoding.\n");
467
21
        return AVERROR(ENOSYS);
468
    }
469
470
    avctx->pix_fmt = ret;
471
472
    return 0;
473
}
474
475
282
static void av1_frame_unref(AVCodecContext *avctx, AV1Frame *f)
476
{
477
282
    ff_thread_release_buffer(avctx, &f->tf);
478
282
    av_buffer_unref(&f->hwaccel_priv_buf);
479
282
    f->hwaccel_picture_private = NULL;
480
282
    av_buffer_unref(&f->header_ref);
481
282
    f->raw_frame_header = NULL;
482
282
    f->spatial_id = f->temporal_id = 0;
483
282
    memset(f->skip_mode_frame_idx, 0,
484
           2 * sizeof(uint8_t));
485
282
    memset(&f->film_grain, 0, sizeof(f->film_grain));
486
282
    f->coded_lossless = 0;
487
282
}
488
489
6
static int av1_frame_ref(AVCodecContext *avctx, AV1Frame *dst, const AV1Frame *src)
490
{
491
    int ret;
492
493
6
    ret = ff_thread_ref_frame(&dst->tf, &src->tf);
494
6
    if (ret < 0)
495
6
        return ret;
496
497
    dst->header_ref = av_buffer_ref(src->header_ref);
498
    if (!dst->header_ref)
499
        goto fail;
500
501
    dst->raw_frame_header = src->raw_frame_header;
502
503
    if (src->hwaccel_picture_private) {
504
        dst->hwaccel_priv_buf = av_buffer_ref(src->hwaccel_priv_buf);
505
        if (!dst->hwaccel_priv_buf)
506
            goto fail;
507
        dst->hwaccel_picture_private = dst->hwaccel_priv_buf->data;
508
    }
509
510
    dst->spatial_id = src->spatial_id;
511
    dst->temporal_id = src->temporal_id;
512
    memcpy(dst->gm_type,
513
           src->gm_type,
514
           AV1_NUM_REF_FRAMES * sizeof(uint8_t));
515
    memcpy(dst->gm_params,
516
           src->gm_params,
517
           AV1_NUM_REF_FRAMES * 6 * sizeof(int32_t));
518
    memcpy(dst->skip_mode_frame_idx,
519
           src->skip_mode_frame_idx,
520
           2 * sizeof(uint8_t));
521
    memcpy(&dst->film_grain,
522
           &src->film_grain,
523
           sizeof(dst->film_grain));
524
    dst->coded_lossless = src->coded_lossless;
525
526
    return 0;
527
528
fail:
529
    av1_frame_unref(avctx, dst);
530
    return AVERROR(ENOMEM);
531
}
532
533
21
static av_cold int av1_decode_free(AVCodecContext *avctx)
534
{
535
21
    AV1DecContext *s = avctx->priv_data;
536
537
189
    for (int i = 0; i < FF_ARRAY_ELEMS(s->ref); i++) {
538
168
        av1_frame_unref(avctx, &s->ref[i]);
539
168
        av_frame_free(&s->ref[i].tf.f);
540
    }
541
21
    av1_frame_unref(avctx, &s->cur_frame);
542
21
    av_frame_free(&s->cur_frame.tf.f);
543
544
21
    av_buffer_unref(&s->seq_ref);
545
21
    av_buffer_unref(&s->header_ref);
546
21
    av_freep(&s->tile_group_info);
547
548
21
    ff_cbs_fragment_free(&s->current_obu);
549
21
    ff_cbs_close(&s->cbc);
550
551
21
    return 0;
552
}
553
554
104
static int set_context_with_sequence(AVCodecContext *avctx,
555
                                     const AV1RawSequenceHeader *seq)
556
{
557
104
    int width = seq->max_frame_width_minus_1 + 1;
558
104
    int height = seq->max_frame_height_minus_1 + 1;
559
560
104
    avctx->profile = seq->seq_profile;
561
104
    avctx->level = seq->seq_level_idx[0];
562
563
104
    avctx->color_range =
564
104
        seq->color_config.color_range ? AVCOL_RANGE_JPEG : AVCOL_RANGE_MPEG;
565
104
    avctx->color_primaries = seq->color_config.color_primaries;
566
104
    avctx->colorspace = seq->color_config.color_primaries;
567
104
    avctx->color_trc = seq->color_config.transfer_characteristics;
568
569
104
    switch (seq->color_config.chroma_sample_position) {
570
    case AV1_CSP_VERTICAL:
571
        avctx->chroma_sample_location = AVCHROMA_LOC_LEFT;
572
        break;
573
    case AV1_CSP_COLOCATED:
574
        avctx->chroma_sample_location = AVCHROMA_LOC_TOPLEFT;
575
        break;
576
    }
577
578

104
    if (avctx->width != width || avctx->height != height) {
579
3
        int ret = ff_set_dimensions(avctx, width, height);
580
3
        if (ret < 0)
581
            return ret;
582
    }
583
104
    avctx->sample_aspect_ratio = (AVRational) { 1, 1 };
584
585
104
    if (seq->timing_info.num_units_in_display_tick &&
586
65
        seq->timing_info.time_scale) {
587
65
        av_reduce(&avctx->framerate.den, &avctx->framerate.num,
588
65
                  seq->timing_info.num_units_in_display_tick,
589
65
                  seq->timing_info.time_scale,
590
                  INT_MAX);
591
65
        if (seq->timing_info.equal_picture_interval)
592
            avctx->ticks_per_frame = seq->timing_info.num_ticks_per_picture_minus_1 + 1;
593
    }
594
595
104
    return 0;
596
}
597
598
93
static int update_context_with_frame_header(AVCodecContext *avctx,
599
                                            const AV1RawFrameHeader *header)
600
{
601
    AVRational aspect_ratio;
602
93
    int width = header->frame_width_minus_1 + 1;
603
93
    int height = header->frame_height_minus_1 + 1;
604
93
    int r_width = header->render_width_minus_1 + 1;
605
93
    int r_height = header->render_height_minus_1 + 1;
606
    int ret;
607
608

93
    if (avctx->width != width || avctx->height != height) {
609
        ret = ff_set_dimensions(avctx, width, height);
610
        if (ret < 0)
611
            return ret;
612
    }
613
614
93
    av_reduce(&aspect_ratio.num, &aspect_ratio.den,
615
93
              (int64_t)height * r_width,
616
93
              (int64_t)width * r_height,
617
              INT_MAX);
618
619
93
    if (av_cmp_q(avctx->sample_aspect_ratio, aspect_ratio)) {
620
        ret = ff_set_sar(avctx, aspect_ratio);
621
        if (ret < 0)
622
            return ret;
623
    }
624
625
93
    return 0;
626
}
627
628
21
static av_cold int av1_decode_init(AVCodecContext *avctx)
629
{
630
21
    AV1DecContext *s = avctx->priv_data;
631
    AV1RawSequenceHeader *seq;
632
    int ret;
633
634
21
    s->avctx = avctx;
635
21
    s->pix_fmt = AV_PIX_FMT_NONE;
636
637
189
    for (int i = 0; i < FF_ARRAY_ELEMS(s->ref); i++) {
638
168
        s->ref[i].tf.f = av_frame_alloc();
639
168
        if (!s->ref[i].tf.f) {
640
            av_log(avctx, AV_LOG_ERROR,
641
                   "Failed to allocate reference frame buffer %d.\n", i);
642
            return AVERROR(ENOMEM);
643
        }
644
    }
645
646
21
    s->cur_frame.tf.f = av_frame_alloc();
647
21
    if (!s->cur_frame.tf.f) {
648
        av_log(avctx, AV_LOG_ERROR,
649
               "Failed to allocate current frame buffer.\n");
650
        return AVERROR(ENOMEM);
651
    }
652
653
21
    ret = ff_cbs_init(&s->cbc, AV_CODEC_ID_AV1, avctx);
654
21
    if (ret < 0)
655
        return ret;
656
657
21
    av_opt_set_int(s->cbc->priv_data, "operating_point", s->operating_point, 0);
658
659

21
    if (avctx->extradata && avctx->extradata_size) {
660
2
        ret = ff_cbs_read_extradata_from_codec(s->cbc,
661
                                               &s->current_obu,
662
                                               avctx);
663
2
        if (ret < 0) {
664
            av_log(avctx, AV_LOG_WARNING, "Failed to read extradata.\n");
665
            return ret;
666
        }
667
668
2
        seq = ((CodedBitstreamAV1Context *)(s->cbc->priv_data))->sequence_header;
669
2
        if (!seq) {
670
            av_log(avctx, AV_LOG_WARNING, "No sequence header available.\n");
671
            goto end;
672
        }
673
674
2
        ret = set_context_with_sequence(avctx, seq);
675
2
        if (ret < 0) {
676
            av_log(avctx, AV_LOG_WARNING, "Failed to set decoder context.\n");
677
            goto end;
678
        }
679
680
2
        end:
681
2
        ff_cbs_fragment_reset(&s->current_obu);
682
    }
683
684
21
    return ret;
685
}
686
687
93
static int av1_frame_alloc(AVCodecContext *avctx, AV1Frame *f)
688
{
689
93
    AV1DecContext *s = avctx->priv_data;
690
93
    AV1RawFrameHeader *header= s->raw_frame_header;
691
    AVFrame *frame;
692
    int ret;
693
694
93
    ret = update_context_with_frame_header(avctx, header);
695
93
    if (ret < 0) {
696
        av_log(avctx, AV_LOG_ERROR, "Failed to update context with frame header\n");
697
        return ret;
698
    }
699
700
93
    f->header_ref = av_buffer_ref(s->header_ref);
701
93
    if (!f->header_ref)
702
        return AVERROR(ENOMEM);
703
704
93
    f->raw_frame_header = s->raw_frame_header;
705
706
93
    if ((ret = ff_thread_get_buffer(avctx, &f->tf, AV_GET_BUFFER_FLAG_REF)) < 0)
707
93
        goto fail;
708
709
    frame = f->tf.f;
710
    frame->key_frame = header->frame_type == AV1_FRAME_KEY;
711
712
    switch (header->frame_type) {
713
    case AV1_FRAME_KEY:
714
    case AV1_FRAME_INTRA_ONLY:
715
        frame->pict_type = AV_PICTURE_TYPE_I;
716
        break;
717
    case AV1_FRAME_INTER:
718
        frame->pict_type = AV_PICTURE_TYPE_P;
719
        break;
720
    case AV1_FRAME_SWITCH:
721
        frame->pict_type = AV_PICTURE_TYPE_SP;
722
        break;
723
    }
724
725
    if (avctx->hwaccel) {
726
        const AVHWAccel *hwaccel = avctx->hwaccel;
727
        if (hwaccel->frame_priv_data_size) {
728
            f->hwaccel_priv_buf =
729
                av_buffer_allocz(hwaccel->frame_priv_data_size);
730
            if (!f->hwaccel_priv_buf) {
731
                ret = AVERROR(ENOMEM);
732
                goto fail;
733
            }
734
            f->hwaccel_picture_private = f->hwaccel_priv_buf->data;
735
        }
736
    }
737
    return 0;
738
739
93
fail:
740
93
    av1_frame_unref(avctx, f);
741
93
    return ret;
742
}
743
744
static int export_film_grain(AVCodecContext *avctx, AVFrame *frame)
745
{
746
    AV1DecContext *s = avctx->priv_data;
747
    const AV1RawFilmGrainParams *film_grain = &s->cur_frame.film_grain;
748
    AVFilmGrainParams *fgp;
749
    AVFilmGrainAOMParams *aom;
750
751
    if (!film_grain->apply_grain)
752
        return 0;
753
754
    fgp = av_film_grain_params_create_side_data(frame);
755
    if (!fgp)
756
        return AVERROR(ENOMEM);
757
758
    fgp->type = AV_FILM_GRAIN_PARAMS_AV1;
759
    fgp->seed = film_grain->grain_seed;
760
761
    aom = &fgp->codec.aom;
762
    aom->chroma_scaling_from_luma = film_grain->chroma_scaling_from_luma;
763
    aom->scaling_shift = film_grain->grain_scaling_minus_8 + 8;
764
    aom->ar_coeff_lag = film_grain->ar_coeff_lag;
765
    aom->ar_coeff_shift = film_grain->ar_coeff_shift_minus_6 + 6;
766
    aom->grain_scale_shift = film_grain->grain_scale_shift;
767
    aom->overlap_flag = film_grain->overlap_flag;
768
    aom->limit_output_range = film_grain->clip_to_restricted_range;
769
770
    aom->num_y_points = film_grain->num_y_points;
771
    for (int i = 0; i < film_grain->num_y_points; i++) {
772
        aom->y_points[i][0] = film_grain->point_y_value[i];
773
        aom->y_points[i][1] = film_grain->point_y_scaling[i];
774
    }
775
    aom->num_uv_points[0] = film_grain->num_cb_points;
776
    for (int i = 0; i < film_grain->num_cb_points; i++) {
777
        aom->uv_points[0][i][0] = film_grain->point_cb_value[i];
778
        aom->uv_points[0][i][1] = film_grain->point_cb_scaling[i];
779
    }
780
    aom->num_uv_points[1] = film_grain->num_cr_points;
781
    for (int i = 0; i < film_grain->num_cr_points; i++) {
782
        aom->uv_points[1][i][0] = film_grain->point_cr_value[i];
783
        aom->uv_points[1][i][1] = film_grain->point_cr_scaling[i];
784
    }
785
786
    for (int i = 0; i < 24; i++) {
787
        aom->ar_coeffs_y[i] = film_grain->ar_coeffs_y_plus_128[i] - 128;
788
    }
789
    for (int i = 0; i < 25; i++) {
790
        aom->ar_coeffs_uv[0][i] = film_grain->ar_coeffs_cb_plus_128[i] - 128;
791
        aom->ar_coeffs_uv[1][i] = film_grain->ar_coeffs_cr_plus_128[i] - 128;
792
    }
793
794
    aom->uv_mult[0] = film_grain->cb_mult;
795
    aom->uv_mult[1] = film_grain->cr_mult;
796
    aom->uv_mult_luma[0] = film_grain->cb_luma_mult;
797
    aom->uv_mult_luma[1] = film_grain->cr_luma_mult;
798
    aom->uv_offset[0] = film_grain->cb_offset;
799
    aom->uv_offset[1] = film_grain->cr_offset;
800
801
    return 0;
802
}
803
804
static int set_output_frame(AVCodecContext *avctx, AVFrame *frame,
805
                            const AVPacket *pkt, int *got_frame)
806
{
807
    AV1DecContext *s = avctx->priv_data;
808
    const AVFrame *srcframe = s->cur_frame.tf.f;
809
    int ret;
810
811
    // TODO: all layers
812
    if (s->operating_point_idc &&
813
        av_log2(s->operating_point_idc >> 8) > s->cur_frame.spatial_id)
814
        return 0;
815
816
    ret = av_frame_ref(frame, srcframe);
817
    if (ret < 0)
818
        return ret;
819
820
    if (avctx->export_side_data & AV_CODEC_EXPORT_DATA_FILM_GRAIN) {
821
        ret = export_film_grain(avctx, frame);
822
        if (ret < 0) {
823
            av_frame_unref(frame);
824
            return ret;
825
        }
826
    }
827
828
    frame->pts = pkt->pts;
829
    frame->pkt_dts = pkt->dts;
830
    frame->pkt_size = pkt->size;
831
832
    *got_frame = 1;
833
834
    return 0;
835
}
836
837
static int update_reference_list(AVCodecContext *avctx)
838
{
839
    AV1DecContext *s = avctx->priv_data;
840
    const AV1RawFrameHeader *header = s->raw_frame_header;
841
    int ret;
842
843
    for (int i = 0; i < AV1_NUM_REF_FRAMES; i++) {
844
        if (header->refresh_frame_flags & (1 << i)) {
845
            if (s->ref[i].tf.f->buf[0])
846
                av1_frame_unref(avctx, &s->ref[i]);
847
            if ((ret = av1_frame_ref(avctx, &s->ref[i], &s->cur_frame)) < 0) {
848
                av_log(avctx, AV_LOG_ERROR,
849
                       "Failed to update frame %d in reference list\n", i);
850
                return ret;
851
            }
852
        }
853
    }
854
    return 0;
855
}
856
857
93
static int get_current_frame(AVCodecContext *avctx)
858
{
859
93
    AV1DecContext *s = avctx->priv_data;
860
    int ret;
861
862
93
    if (s->cur_frame.tf.f->buf[0])
863
        av1_frame_unref(avctx, &s->cur_frame);
864
865
93
    ret = av1_frame_alloc(avctx, &s->cur_frame);
866
93
    if (ret < 0) {
867
93
        av_log(avctx, AV_LOG_ERROR,
868
               "Failed to allocate space for current frame.\n");
869
93
        return ret;
870
    }
871
872
    ret = init_tile_data(s);
873
    if (ret < 0) {
874
        av_log(avctx, AV_LOG_ERROR, "Failed to init tile data.\n");
875
        return ret;
876
    }
877
878
    global_motion_params(s);
879
    skip_mode_params(s);
880
    coded_lossless_param(s);
881
    load_grain_params(s);
882
883
    return ret;
884
}
885
886
330
static int av1_decode_frame(AVCodecContext *avctx, void *frame,
887
                            int *got_frame, AVPacket *pkt)
888
{
889
330
    AV1DecContext *s = avctx->priv_data;
890
330
    AV1RawTileGroup *raw_tile_group = NULL;
891
    int ret;
892
893
330
    ret = ff_cbs_read_packet(s->cbc, &s->current_obu, pkt);
894
330
    if (ret < 0) {
895
        av_log(avctx, AV_LOG_ERROR, "Failed to read packet.\n");
896
        goto end;
897
    }
898
330
    av_log(avctx, AV_LOG_DEBUG, "Total obu for this frame:%d.\n",
899
           s->current_obu.nb_units);
900
901
737
    for (int i = 0; i < s->current_obu.nb_units; i++) {
902
737
        CodedBitstreamUnit *unit = &s->current_obu.units[i];
903
737
        AV1RawOBU *obu = unit->content;
904
        const AV1RawOBUHeader *header;
905
906
737
        if (!obu)
907
            continue;
908
909
737
        header = &obu->header;
910
737
        av_log(avctx, AV_LOG_DEBUG, "Obu idx:%d, obu type:%d.\n", i, unit->type);
911
912

737
        switch (unit->type) {
913
102
        case AV1_OBU_SEQUENCE_HEADER:
914
102
            av_buffer_unref(&s->seq_ref);
915
102
            s->seq_ref = av_buffer_ref(unit->content_ref);
916
102
            if (!s->seq_ref) {
917
                ret = AVERROR(ENOMEM);
918
                goto end;
919
            }
920
921
102
            s->raw_seq = &obu->obu.sequence_header;
922
923
102
            ret = set_context_with_sequence(avctx, s->raw_seq);
924
102
            if (ret < 0) {
925
                av_log(avctx, AV_LOG_ERROR, "Failed to set context.\n");
926
                s->raw_seq = NULL;
927
                goto end;
928
            }
929
930
102
            s->operating_point_idc = s->raw_seq->operating_point_idc[s->operating_point];
931
932
102
            if (s->pix_fmt == AV_PIX_FMT_NONE) {
933
21
                ret = get_pixel_format(avctx);
934
21
                if (ret < 0) {
935
21
                    av_log(avctx, AV_LOG_ERROR,
936
                           "Failed to get pixel format.\n");
937
21
                    s->raw_seq = NULL;
938
21
                    goto end;
939
                }
940
            }
941
942

81
            if (avctx->hwaccel && avctx->hwaccel->decode_params) {
943
                ret = avctx->hwaccel->decode_params(avctx, unit->type, unit->data,
944
                                                    unit->data_size);
945
                if (ret < 0) {
946
                    av_log(avctx, AV_LOG_ERROR, "HW accel decode params fail.\n");
947
                    s->raw_seq = NULL;
948
                    goto end;
949
                }
950
            }
951
81
            break;
952
        case AV1_OBU_REDUNDANT_FRAME_HEADER:
953
            if (s->raw_frame_header)
954
                break;
955
        // fall-through
956
        case AV1_OBU_FRAME:
957
        case AV1_OBU_FRAME_HEADER:
958
309
            if (!s->raw_seq) {
959
210
                av_log(avctx, AV_LOG_ERROR, "Missing Sequence Header.\n");
960
210
                ret = AVERROR_INVALIDDATA;
961
210
                goto end;
962
            }
963
964
99
            av_buffer_unref(&s->header_ref);
965
99
            s->header_ref = av_buffer_ref(unit->content_ref);
966
99
            if (!s->header_ref) {
967
                ret = AVERROR(ENOMEM);
968
                goto end;
969
            }
970
971
99
            if (unit->type == AV1_OBU_FRAME)
972
93
                s->raw_frame_header = &obu->obu.frame.header;
973
            else
974
6
                s->raw_frame_header = &obu->obu.frame_header;
975
976
99
            if (s->raw_frame_header->show_existing_frame) {
977
6
                if (s->cur_frame.tf.f->buf[0])
978
                    av1_frame_unref(avctx, &s->cur_frame);
979
980
6
                ret = av1_frame_ref(avctx, &s->cur_frame,
981
6
                                    &s->ref[s->raw_frame_header->frame_to_show_map_idx]);
982
6
                if (ret < 0) {
983
6
                    av_log(avctx, AV_LOG_ERROR, "Failed to get reference frame.\n");
984
6
                    goto end;
985
                }
986
987
                ret = update_reference_list(avctx);
988
                if (ret < 0) {
989
                    av_log(avctx, AV_LOG_ERROR, "Failed to update reference list.\n");
990
                    goto end;
991
                }
992
993
                ret = set_output_frame(avctx, frame, pkt, got_frame);
994
                if (ret < 0)
995
                    av_log(avctx, AV_LOG_ERROR, "Set output frame error.\n");
996
997
                s->raw_frame_header = NULL;
998
999
                goto end;
1000
            }
1001
1002
93
            ret = get_current_frame(avctx);
1003
93
            if (ret < 0) {
1004
93
                av_log(avctx, AV_LOG_ERROR, "Get current frame error\n");
1005
93
                goto end;
1006
            }
1007
1008
            s->cur_frame.spatial_id  = header->spatial_id;
1009
            s->cur_frame.temporal_id = header->temporal_id;
1010
1011
            if (avctx->hwaccel) {
1012
                ret = avctx->hwaccel->start_frame(avctx, unit->data,
1013
                                                  unit->data_size);
1014
                if (ret < 0) {
1015
                    av_log(avctx, AV_LOG_ERROR, "HW accel start frame fail.\n");
1016
                    goto end;
1017
                }
1018
            }
1019
            if (unit->type != AV1_OBU_FRAME)
1020
                break;
1021
        // fall-through
1022
        case AV1_OBU_TILE_GROUP:
1023
            if (!s->raw_frame_header) {
1024
                av_log(avctx, AV_LOG_ERROR, "Missing Frame Header.\n");
1025
                ret = AVERROR_INVALIDDATA;
1026
                goto end;
1027
            }
1028
1029
            if (unit->type == AV1_OBU_FRAME)
1030
                raw_tile_group = &obu->obu.frame.tile_group;
1031
            else
1032
                raw_tile_group = &obu->obu.tile_group;
1033
1034
            ret = get_tiles_info(avctx, raw_tile_group);
1035
            if (ret < 0)
1036
                goto end;
1037
1038
            if (avctx->hwaccel) {
1039
                ret = avctx->hwaccel->decode_slice(avctx,
1040
                                                   raw_tile_group->tile_data.data,
1041
                                                   raw_tile_group->tile_data.data_size);
1042
                if (ret < 0) {
1043
                    av_log(avctx, AV_LOG_ERROR,
1044
                           "HW accel decode slice fail.\n");
1045
                    goto end;
1046
                }
1047
            }
1048
            break;
1049
326
        case AV1_OBU_TILE_LIST:
1050
        case AV1_OBU_TEMPORAL_DELIMITER:
1051
        case AV1_OBU_PADDING:
1052
        case AV1_OBU_METADATA:
1053
326
            break;
1054
        default:
1055
            av_log(avctx, AV_LOG_DEBUG,
1056
                   "Unknown obu type: %d (%"SIZE_SPECIFIER" bits).\n",
1057
                   unit->type, unit->data_size);
1058
        }
1059
1060

407
        if (raw_tile_group && (s->tile_num == raw_tile_group->tg_end + 1)) {
1061
            if (avctx->hwaccel) {
1062
                ret = avctx->hwaccel->end_frame(avctx);
1063
                if (ret < 0) {
1064
                    av_log(avctx, AV_LOG_ERROR, "HW accel end frame fail.\n");
1065
                    goto end;
1066
                }
1067
            }
1068
1069
            ret = update_reference_list(avctx);
1070
            if (ret < 0) {
1071
                av_log(avctx, AV_LOG_ERROR, "Failed to update reference list.\n");
1072
                goto end;
1073
            }
1074
1075
            if (s->raw_frame_header->show_frame) {
1076
                ret = set_output_frame(avctx, frame, pkt, got_frame);
1077
                if (ret < 0) {
1078
                    av_log(avctx, AV_LOG_ERROR, "Set output frame error\n");
1079
                    goto end;
1080
                }
1081
            }
1082
            raw_tile_group = NULL;
1083
            s->raw_frame_header = NULL;
1084
        }
1085
    }
1086
1087
end:
1088
330
    ff_cbs_fragment_reset(&s->current_obu);
1089
330
    if (ret < 0)
1090
330
        s->raw_frame_header = NULL;
1091
330
    return ret;
1092
}
1093
1094
static void av1_decode_flush(AVCodecContext *avctx)
1095
{
1096
    AV1DecContext *s = avctx->priv_data;
1097
1098
    for (int i = 0; i < FF_ARRAY_ELEMS(s->ref); i++)
1099
        av1_frame_unref(avctx, &s->ref[i]);
1100
1101
    av1_frame_unref(avctx, &s->cur_frame);
1102
    s->operating_point_idc = 0;
1103
    s->raw_frame_header = NULL;
1104
    s->raw_seq = NULL;
1105
1106
    ff_cbs_flush(s->cbc);
1107
}
1108
1109
#define OFFSET(x) offsetof(AV1DecContext, x)
1110
#define VD AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM
1111
static const AVOption av1_options[] = {
1112
    { "operating_point",  "Select an operating point of the scalable bitstream",
1113
                          OFFSET(operating_point), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, AV1_MAX_OPERATING_POINTS - 1, VD },
1114
    { NULL }
1115
};
1116
1117
static const AVClass av1_class = {
1118
    .class_name = "AV1 decoder",
1119
    .item_name  = av_default_item_name,
1120
    .option     = av1_options,
1121
    .version    = LIBAVUTIL_VERSION_INT,
1122
};
1123
1124
AVCodec ff_av1_decoder = {
1125
    .name                  = "av1",
1126
    .long_name             = NULL_IF_CONFIG_SMALL("Alliance for Open Media AV1"),
1127
    .type                  = AVMEDIA_TYPE_VIDEO,
1128
    .id                    = AV_CODEC_ID_AV1,
1129
    .priv_data_size        = sizeof(AV1DecContext),
1130
    .init                  = av1_decode_init,
1131
    .close                 = av1_decode_free,
1132
    .decode                = av1_decode_frame,
1133
    .capabilities          = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_AVOID_PROBING,
1134
    .caps_internal         = FF_CODEC_CAP_INIT_THREADSAFE |
1135
                             FF_CODEC_CAP_INIT_CLEANUP |
1136
                             FF_CODEC_CAP_SETS_PKT_DTS,
1137
    .flush                 = av1_decode_flush,
1138
    .profiles              = NULL_IF_CONFIG_SMALL(ff_av1_profiles),
1139
    .priv_class            = &av1_class,
1140
    .hw_configs            = (const AVCodecHWConfigInternal *const []) {
1141
#if CONFIG_AV1_DXVA2_HWACCEL
1142
        HWACCEL_DXVA2(av1),
1143
#endif
1144
#if CONFIG_AV1_D3D11VA_HWACCEL
1145
        HWACCEL_D3D11VA(av1),
1146
#endif
1147
#if CONFIG_AV1_D3D11VA2_HWACCEL
1148
        HWACCEL_D3D11VA2(av1),
1149
#endif
1150
#if CONFIG_AV1_NVDEC_HWACCEL
1151
        HWACCEL_NVDEC(av1),
1152
#endif
1153
#if CONFIG_AV1_VAAPI_HWACCEL
1154
        HWACCEL_VAAPI(av1),
1155
#endif
1156
        NULL
1157
    },
1158
};