FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/libavcodec/av1dec.c
Date: 2026-09-27 22:20:00
Exec Total Coverage
Lines: 272 854 31.9%
Functions: 12 34 35.3%
Branches: 106 469 22.6%
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 "config_components.h"
22
23 #include "libavutil/attributes.h"
24 #include "libavutil/hdr_dynamic_metadata.h"
25 #include "libavutil/film_grain_params.h"
26 #include "libavutil/mastering_display_metadata.h"
27 #include "libavutil/mem.h"
28 #include "libavutil/pixdesc.h"
29 #include "libavutil/opt.h"
30 #include "avcodec.h"
31 #include "av1_parse.h"
32 #include "av1dec.h"
33 #include "atsc_a53.h"
34 #include "bytestream.h"
35 #include "codec_internal.h"
36 #include "decode.h"
37 #include "hwaccel_internal.h"
38 #include "internal.h"
39 #include "itut35.h"
40 #include "hwconfig.h"
41 #include "profiles.h"
42 #include "progressframe.h"
43 #include "libavutil/refstruct.h"
44
45 /** same with Div_Lut defined in spec 7.11.3.7 */
46 static const uint16_t div_lut[AV1_DIV_LUT_NUM] = {
47 16384, 16320, 16257, 16194, 16132, 16070, 16009, 15948, 15888, 15828, 15768,
48 15709, 15650, 15592, 15534, 15477, 15420, 15364, 15308, 15252, 15197, 15142,
49 15087, 15033, 14980, 14926, 14873, 14821, 14769, 14717, 14665, 14614, 14564,
50 14513, 14463, 14413, 14364, 14315, 14266, 14218, 14170, 14122, 14075, 14028,
51 13981, 13935, 13888, 13843, 13797, 13752, 13707, 13662, 13618, 13574, 13530,
52 13487, 13443, 13400, 13358, 13315, 13273, 13231, 13190, 13148, 13107, 13066,
53 13026, 12985, 12945, 12906, 12866, 12827, 12788, 12749, 12710, 12672, 12633,
54 12596, 12558, 12520, 12483, 12446, 12409, 12373, 12336, 12300, 12264, 12228,
55 12193, 12157, 12122, 12087, 12053, 12018, 11984, 11950, 11916, 11882, 11848,
56 11815, 11782, 11749, 11716, 11683, 11651, 11619, 11586, 11555, 11523, 11491,
57 11460, 11429, 11398, 11367, 11336, 11305, 11275, 11245, 11215, 11185, 11155,
58 11125, 11096, 11067, 11038, 11009, 10980, 10951, 10923, 10894, 10866, 10838,
59 10810, 10782, 10755, 10727, 10700, 10673, 10645, 10618, 10592, 10565, 10538,
60 10512, 10486, 10460, 10434, 10408, 10382, 10356, 10331, 10305, 10280, 10255,
61 10230, 10205, 10180, 10156, 10131, 10107, 10082, 10058, 10034, 10010, 9986,
62 9963, 9939, 9916, 9892, 9869, 9846, 9823, 9800, 9777, 9754, 9732,
63 9709, 9687, 9664, 9642, 9620, 9598, 9576, 9554, 9533, 9511, 9489,
64 9468, 9447, 9425, 9404, 9383, 9362, 9341, 9321, 9300, 9279, 9259,
65 9239, 9218, 9198, 9178, 9158, 9138, 9118, 9098, 9079, 9059, 9039,
66 9020, 9001, 8981, 8962, 8943, 8924, 8905, 8886, 8867, 8849, 8830,
67 8812, 8793, 8775, 8756, 8738, 8720, 8702, 8684, 8666, 8648, 8630,
68 8613, 8595, 8577, 8560, 8542, 8525, 8508, 8490, 8473, 8456, 8439,
69 8422, 8405, 8389, 8372, 8355, 8339, 8322, 8306, 8289, 8273, 8257,
70 8240, 8224, 8208, 8192
71 };
72
73 ✗ static uint32_t inverse_recenter(int r, uint32_t v)
74 {
75 ✗ if (v > 2 * r)
76 ✗ return v;
77 ✗ else if (v & 1)
78 ✗ return r - ((v + 1) >> 1);
79 else
80 ✗ return r + (v >> 1);
81 }
82
83 ✗ static uint32_t decode_unsigned_subexp_with_ref(uint32_t sub_exp,
84 int mx, int r)
85 {
86 ✗ if ((r << 1) <= mx) {
87 ✗ return inverse_recenter(r, sub_exp);
88 } else {
89 ✗ return mx - 1 - inverse_recenter(mx - 1 - r, sub_exp);
90 }
91 }
92
93 ✗ static int32_t decode_signed_subexp_with_ref(uint32_t sub_exp, int low,
94 int high, int r)
95 {
96 ✗ int32_t x = decode_unsigned_subexp_with_ref(sub_exp, high - low, r - low);
97 ✗ return x + low;
98 }
99
100 ✗ static void read_global_param(AV1DecContext *s, int type, int ref, int idx)
101 {
102 int primary_frame;
103 uint32_t abs_bits, prec_bits, round, prec_diff, sub, mx;
104 int32_t r, prev_gm_param;
105
106 ✗ primary_frame = s->raw_frame_header->primary_ref_frame;
107 ✗ abs_bits = AV1_GM_ABS_ALPHA_BITS;
108 ✗ prec_bits = AV1_GM_ALPHA_PREC_BITS;
109
110 /* setup_past_independence() sets PrevGmParams to default values. We can
111 * simply point to the current's frame gm_params as they will be initialized
112 * with defaults at this point.
113 */
114 ✗ if (s->raw_frame_header->primary_ref_frame == AV1_PRIMARY_REF_NONE)
115 ✗ prev_gm_param = s->cur_frame.gm_params[ref][idx];
116 else {
117 ✗ int prev_frame = s->raw_frame_header->ref_frame_idx[primary_frame];
118 ✗ prev_gm_param = s->ref[prev_frame].gm_params[ref][idx];
119 }
120
121 ✗ if (idx < 2) {
122 ✗ if (type == AV1_WARP_MODEL_TRANSLATION) {
123 ✗ abs_bits = AV1_GM_ABS_TRANS_ONLY_BITS -
124 ✗ !s->raw_frame_header->allow_high_precision_mv;
125 ✗ prec_bits = AV1_GM_TRANS_ONLY_PREC_BITS -
126 ✗ !s->raw_frame_header->allow_high_precision_mv;
127 } else {
128 ✗ abs_bits = AV1_GM_ABS_TRANS_BITS;
129 ✗ prec_bits = AV1_GM_TRANS_PREC_BITS;
130 }
131 }
132 ✗ round = (idx % 3) == 2 ? (1 << AV1_WARPEDMODEL_PREC_BITS) : 0;
133 ✗ prec_diff = AV1_WARPEDMODEL_PREC_BITS - prec_bits;
134 ✗ sub = (idx % 3) == 2 ? (1 << prec_bits) : 0;
135 ✗ mx = 1 << abs_bits;
136 ✗ r = (prev_gm_param >> prec_diff) - sub;
137
138 ✗ s->cur_frame.gm_params[ref][idx] =
139 ✗ (decode_signed_subexp_with_ref(s->raw_frame_header->gm_params[ref][idx],
140 ✗ -mx, mx + 1, r) << prec_diff) + round;
141 ✗ }
142
143 ✗ static uint64_t round_two(uint64_t x, uint16_t n)
144 {
145 ✗ if (n == 0)
146 ✗ return x;
147 ✗ return ((x + ((uint64_t)1 << (n - 1))) >> n);
148 }
149
150 ✗ static int64_t round_two_signed(int64_t x, uint16_t n)
151 {
152 ✗ return ((x<0) ? -((int64_t)round_two(-x, n)) : (int64_t)round_two(x, n));
153 }
154
155 /**
156 * Resolve divisor process.
157 * see spec 7.11.3.7
158 */
159 ✗ static int16_t resolve_divisor(uint32_t d, uint16_t *shift)
160 {
161 int32_t e, f;
162
163 ✗ *shift = av_log2(d);
164 ✗ e = d - (1 << (*shift));
165 ✗ if (*shift > AV1_DIV_LUT_BITS)
166 ✗ f = round_two(e, *shift - AV1_DIV_LUT_BITS);
167 else
168 ✗ f = e << (AV1_DIV_LUT_BITS - (*shift));
169
170 ✗ *shift += AV1_DIV_LUT_PREC_BITS;
171
172 ✗ return div_lut[f];
173 }
174
175 /**
176 * check if global motion params is valid.
177 * see spec 7.11.3.6
178 */
179 ✗ static uint8_t get_shear_params_valid(AV1DecContext *s, int idx)
180 {
181 int16_t alpha, beta, gamma, delta, divf, divs;
182 int64_t v, w;
183 ✗ int32_t *param = &s->cur_frame.gm_params[idx][0];
184 ✗ if (param[2] <= 0)
185 ✗ return 0;
186
187 ✗ alpha = av_clip_int16(param[2] - (1 << AV1_WARPEDMODEL_PREC_BITS));
188 ✗ beta = av_clip_int16(param[3]);
189 ✗ divf = resolve_divisor(abs(param[2]), &divs);
190 ✗ v = (int64_t)param[4] * (1 << AV1_WARPEDMODEL_PREC_BITS);
191 ✗ w = (int64_t)param[3] * param[4];
192 ✗ gamma = av_clip_int16((int)round_two_signed((v * divf), divs));
193 ✗ delta = av_clip_int16(param[5] - (int)round_two_signed((w * divf), divs) - (1 << AV1_WARPEDMODEL_PREC_BITS));
194
195 ✗ alpha = round_two_signed(alpha, AV1_WARP_PARAM_REDUCE_BITS) << AV1_WARP_PARAM_REDUCE_BITS;
196 ✗ beta = round_two_signed(beta, AV1_WARP_PARAM_REDUCE_BITS) << AV1_WARP_PARAM_REDUCE_BITS;
197 ✗ gamma = round_two_signed(gamma, AV1_WARP_PARAM_REDUCE_BITS) << AV1_WARP_PARAM_REDUCE_BITS;
198 ✗ delta = round_two_signed(delta, AV1_WARP_PARAM_REDUCE_BITS) << AV1_WARP_PARAM_REDUCE_BITS;
199
200 ✗ if ((4 * abs(alpha) + 7 * abs(beta)) >= (1 << AV1_WARPEDMODEL_PREC_BITS) ||
201 ✗ (4 * abs(gamma) + 4 * abs(delta)) >= (1 << AV1_WARPEDMODEL_PREC_BITS))
202 ✗ return 0;
203
204 ✗ return 1;
205 }
206
207 /**
208 * update gm type/params, since cbs already implemented part of this function,
209 * so we don't need to full implement spec.
210 */
211 ✗ static void global_motion_params(AV1DecContext *s)
212 {
213 ✗ const AV1RawFrameHeader *header = s->raw_frame_header;
214 int type, ref;
215
216 ✗ for (ref = AV1_REF_FRAME_LAST; ref <= AV1_REF_FRAME_ALTREF; ref++) {
217 ✗ s->cur_frame.gm_type[ref] = AV1_WARP_MODEL_IDENTITY;
218 ✗ for (int i = 0; i < 6; i++)
219 ✗ s->cur_frame.gm_params[ref][i] = (i % 3 == 2) ?
220 ✗ 1 << AV1_WARPEDMODEL_PREC_BITS : 0;
221 }
222 ✗ if (header->frame_type == AV1_FRAME_KEY ||
223 ✗ header->frame_type == AV1_FRAME_INTRA_ONLY)
224 ✗ return;
225
226 ✗ for (ref = AV1_REF_FRAME_LAST; ref <= AV1_REF_FRAME_ALTREF; ref++) {
227 ✗ if (header->is_global[ref]) {
228 ✗ if (header->is_rot_zoom[ref]) {
229 ✗ type = AV1_WARP_MODEL_ROTZOOM;
230 } else {
231 ✗ type = header->is_translation[ref] ? AV1_WARP_MODEL_TRANSLATION
232 ✗ : AV1_WARP_MODEL_AFFINE;
233 }
234 } else {
235 ✗ type = AV1_WARP_MODEL_IDENTITY;
236 }
237 ✗ s->cur_frame.gm_type[ref] = type;
238
239 ✗ if (type >= AV1_WARP_MODEL_ROTZOOM) {
240 ✗ read_global_param(s, type, ref, 2);
241 ✗ read_global_param(s, type, ref, 3);
242 ✗ if (type == AV1_WARP_MODEL_AFFINE) {
243 ✗ read_global_param(s, type, ref, 4);
244 ✗ read_global_param(s, type, ref, 5);
245 } else {
246 ✗ s->cur_frame.gm_params[ref][4] = -s->cur_frame.gm_params[ref][3];
247 ✗ s->cur_frame.gm_params[ref][5] = s->cur_frame.gm_params[ref][2];
248 }
249 }
250 ✗ if (type >= AV1_WARP_MODEL_TRANSLATION) {
251 ✗ read_global_param(s, type, ref, 0);
252 ✗ read_global_param(s, type, ref, 1);
253 }
254 ✗ if (type <= AV1_WARP_MODEL_AFFINE) {
255 ✗ s->cur_frame.gm_invalid[ref] = !get_shear_params_valid(s, ref);
256 }
257 }
258 }
259
260 ✗ static int get_relative_dist(const AV1RawSequenceHeader *seq,
261 unsigned int a, unsigned int b)
262 {
263 ✗ unsigned int diff = a - b;
264 ✗ unsigned int m = 1 << seq->order_hint_bits_minus_1;
265 ✗ return (diff & (m - 1)) - (diff & m);
266 }
267
268 ✗ static void skip_mode_params(AV1DecContext *s)
269 {
270 ✗ const AV1RawFrameHeader *header = s->raw_frame_header;
271 ✗ const AV1RawSequenceHeader *seq = s->raw_seq;
272
273 int forward_idx, backward_idx;
274 int forward_hint, backward_hint;
275 int second_forward_idx, second_forward_hint;
276 int ref_hint, dist, i;
277
278 ✗ if (header->frame_type == AV1_FRAME_KEY ||
279 ✗ header->frame_type == AV1_FRAME_INTRA_ONLY ||
280 ✗ !header->reference_select || !seq->enable_order_hint)
281 ✗ return;
282
283 ✗ forward_idx = -1;
284 ✗ backward_idx = -1;
285 ✗ for (i = 0; i < AV1_REFS_PER_FRAME; i++) {
286 ✗ if (!s->ref[header->ref_frame_idx[i]].raw_frame_header)
287 ✗ return;
288 ✗ ref_hint = s->ref[header->ref_frame_idx[i]].raw_frame_header->order_hint;
289 ✗ dist = get_relative_dist(seq, ref_hint, header->order_hint);
290 ✗ if (dist < 0) {
291 ✗ if (forward_idx < 0 ||
292 ✗ get_relative_dist(seq, ref_hint, forward_hint) > 0) {
293 ✗ forward_idx = i;
294 ✗ forward_hint = ref_hint;
295 }
296 ✗ } else if (dist > 0) {
297 ✗ if (backward_idx < 0 ||
298 ✗ get_relative_dist(seq, ref_hint, backward_hint) < 0) {
299 ✗ backward_idx = i;
300 ✗ backward_hint = ref_hint;
301 }
302 }
303 }
304
305 ✗ if (forward_idx < 0) {
306 ✗ return;
307 ✗ } else if (backward_idx >= 0) {
308 ✗ s->cur_frame.skip_mode_frame_idx[0] =
309 ✗ AV1_REF_FRAME_LAST + FFMIN(forward_idx, backward_idx);
310 ✗ s->cur_frame.skip_mode_frame_idx[1] =
311 ✗ AV1_REF_FRAME_LAST + FFMAX(forward_idx, backward_idx);
312 ✗ return;
313 }
314
315 ✗ second_forward_idx = -1;
316 ✗ for (i = 0; i < AV1_REFS_PER_FRAME; i++) {
317 ✗ ref_hint = s->ref[header->ref_frame_idx[i]].raw_frame_header->order_hint;
318 ✗ if (get_relative_dist(seq, ref_hint, forward_hint) < 0) {
319 ✗ if (second_forward_idx < 0 ||
320 ✗ get_relative_dist(seq, ref_hint, second_forward_hint) > 0) {
321 ✗ second_forward_idx = i;
322 ✗ second_forward_hint = ref_hint;
323 }
324 }
325 }
326
327 ✗ if (second_forward_idx < 0)
328 ✗ return;
329
330 ✗ s->cur_frame.skip_mode_frame_idx[0] =
331 ✗ AV1_REF_FRAME_LAST + FFMIN(forward_idx, second_forward_idx);
332 ✗ s->cur_frame.skip_mode_frame_idx[1] =
333 ✗ AV1_REF_FRAME_LAST + FFMAX(forward_idx, second_forward_idx);
334 }
335
336 ✗ static void coded_lossless_param(AV1DecContext *s)
337 {
338 ✗ const AV1RawFrameHeader *header = s->raw_frame_header;
339 int i;
340
341 ✗ if (header->delta_q_y_dc || header->delta_q_u_ac ||
342 ✗ header->delta_q_u_dc || header->delta_q_v_ac ||
343 ✗ header->delta_q_v_dc) {
344 ✗ s->cur_frame.coded_lossless = 0;
345 ✗ return;
346 }
347
348 ✗ s->cur_frame.coded_lossless = 1;
349 ✗ for (i = 0; i < AV1_MAX_SEGMENTS; i++) {
350 int qindex;
351 ✗ if (header->feature_enabled[i][AV1_SEG_LVL_ALT_Q]) {
352 ✗ qindex = (header->base_q_idx +
353 ✗ header->feature_value[i][AV1_SEG_LVL_ALT_Q]);
354 } else {
355 ✗ qindex = header->base_q_idx;
356 }
357 ✗ qindex = av_clip_uintp2(qindex, 8);
358
359 ✗ if (qindex) {
360 ✗ s->cur_frame.coded_lossless = 0;
361 ✗ return;
362 }
363 }
364 }
365
366 ✗ static void order_hint_info(AV1DecContext *s)
367 {
368 ✗ const AV1RawFrameHeader *header = s->raw_frame_header;
369 ✗ const AV1RawSequenceHeader *seq = s->raw_seq;
370 ✗ AV1Frame *frame = &s->cur_frame;
371
372 ✗ frame->order_hint = header->order_hint;
373
374 ✗ for (int i = 0; i < AV1_REFS_PER_FRAME; i++) {
375 ✗ int ref_name = i + AV1_REF_FRAME_LAST;
376 ✗ int ref_slot = header->ref_frame_idx[i];
377 ✗ int ref_order_hint = s->ref[ref_slot].order_hint;
378
379 ✗ frame->order_hints[ref_name] = ref_order_hint;
380 ✗ if (!seq->enable_order_hint) {
381 ✗ frame->ref_frame_sign_bias[ref_name] = 0;
382 } else {
383 ✗ frame->ref_frame_sign_bias[ref_name] =
384 ✗ get_relative_dist(seq, ref_order_hint,
385 ✗ frame->order_hint) > 0;
386 }
387 }
388 ✗ }
389
390 ✗ static void load_grain_params(AV1DecContext *s)
391 {
392 ✗ const AV1RawFrameHeader *header = s->raw_frame_header;
393 ✗ const AV1RawFilmGrainParams *film_grain = &header->film_grain, *src;
394 ✗ AV1RawFilmGrainParams *dst = &s->cur_frame.film_grain;
395
396 ✗ if (!film_grain->apply_grain)
397 ✗ return;
398
399 ✗ if (film_grain->update_grain) {
400 ✗ memcpy(dst, film_grain, sizeof(*dst));
401 ✗ return;
402 }
403
404 ✗ src = &s->ref[film_grain->film_grain_params_ref_idx].film_grain;
405
406 ✗ memcpy(dst, src, sizeof(*dst));
407 ✗ dst->grain_seed = film_grain->grain_seed;
408 }
409
410 28 static int init_tile_data(AV1DecContext *s)
411
412 {
413 28 int cur_tile_num =
414 28 s->raw_frame_header->tile_cols * s->raw_frame_header->tile_rows;
415
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 28 if (s->tile_num < cur_tile_num) {
416 28 int ret = av_reallocp_array(&s->tile_group_info, cur_tile_num,
417 sizeof(TileGroupInfo));
418
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 28 if (ret < 0) {
419 ✗ s->tile_num = 0;
420 ✗ return ret;
421 }
422 }
423 28 s->tile_num = cur_tile_num;
424
425 28 return 0;
426 }
427
428 36 static int get_tiles_info(AVCodecContext *avctx, const AV1RawTileGroup *tile_group)
429 {
430 36 AV1DecContext *s = avctx->priv_data;
431 GetByteContext gb;
432 uint16_t tile_num, tile_row, tile_col;
433 36 uint32_t size = 0, size_bytes = 0;
434
435 36 bytestream2_init(&gb, tile_group->tile_data.data,
436 36 tile_group->tile_data.data_size);
437 36 s->tg_start = tile_group->tg_start;
438 36 s->tg_end = tile_group->tg_end;
439
440
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 57 for (tile_num = tile_group->tg_start; tile_num <= tile_group->tg_end; tile_num++) {
441 57 tile_row = tile_num / s->raw_frame_header->tile_cols;
442 57 tile_col = tile_num % s->raw_frame_header->tile_cols;
443
444
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 57 if (tile_num == tile_group->tg_end) {
445 36 s->tile_group_info[tile_num].tile_size = bytestream2_get_bytes_left(&gb);
446 36 s->tile_group_info[tile_num].tile_offset = bytestream2_tell(&gb);
447 36 s->tile_group_info[tile_num].tile_row = tile_row;
448 36 s->tile_group_info[tile_num].tile_column = tile_col;
449 36 return 0;
450 }
451 21 size_bytes = s->raw_frame_header->tile_size_bytes_minus1 + 1;
452
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 21 if (bytestream2_get_bytes_left(&gb) < size_bytes)
453 ✗ return AVERROR_INVALIDDATA;
454 21 size = 0;
455
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 71 for (int i = 0; i < size_bytes; i++)
456 50 size |= bytestream2_get_byteu(&gb) << 8 * i;
457
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 21 if (bytestream2_get_bytes_left(&gb) <= size)
458 ✗ return AVERROR_INVALIDDATA;
459 21 size++;
460
461 21 s->tile_group_info[tile_num].tile_size = size;
462 21 s->tile_group_info[tile_num].tile_offset = bytestream2_tell(&gb);
463 21 s->tile_group_info[tile_num].tile_row = tile_row;
464 21 s->tile_group_info[tile_num].tile_column = tile_col;
465
466 21 bytestream2_skipu(&gb, size);
467 }
468
469 ✗ return 0;
470
471 }
472
473 35 static enum AVPixelFormat get_sw_pixel_format(void *logctx,
474 const AV1RawSequenceHeader *seq)
475 {
476 int bit_depth;
477 35 enum AVPixelFormat pix_fmt = AV_PIX_FMT_NONE;
478
479
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 35 if (seq->seq_profile == 2 && seq->color_config.high_bitdepth)
480 ✗ bit_depth = seq->color_config.twelve_bit ? 12 : 10;
481
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 35 else if (seq->seq_profile <= 2)
482
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 35 bit_depth = seq->color_config.high_bitdepth ? 10 : 8;
483 else {
484 ✗ av_log(logctx, AV_LOG_ERROR,
485 ✗ "Unknown AV1 profile %d.\n", seq->seq_profile);
486 ✗ return AV_PIX_FMT_NONE;
487 }
488
489
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 35 if (!seq->color_config.mono_chrome) {
490 // 4:4:4 x:0 y:0, 4:2:2 x:1 y:0, 4:2:0 x:1 y:1
491
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 35 if (seq->color_config.subsampling_x == 0 &&
492 ✗ seq->color_config.subsampling_y == 0) {
493 ✗ if (bit_depth == 8)
494 ✗ pix_fmt = AV_PIX_FMT_YUV444P;
495 ✗ else if (bit_depth == 10)
496 ✗ pix_fmt = AV_PIX_FMT_YUV444P10;
497 ✗ else if (bit_depth == 12)
498 ✗ pix_fmt = AV_PIX_FMT_YUV444P12;
499 else
500 ✗ av_assert0(0);
501
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 35 } else if (seq->color_config.subsampling_x == 1 &&
502
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 35 seq->color_config.subsampling_y == 0) {
503 ✗ if (bit_depth == 8)
504 ✗ pix_fmt = AV_PIX_FMT_YUV422P;
505 ✗ else if (bit_depth == 10)
506 ✗ pix_fmt = AV_PIX_FMT_YUV422P10;
507 ✗ else if (bit_depth == 12)
508 ✗ pix_fmt = AV_PIX_FMT_YUV422P12;
509 else
510 ✗ av_assert0(0);
511
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 35 } else if (seq->color_config.subsampling_x == 1 &&
512
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 35 seq->color_config.subsampling_y == 1) {
513
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 35 if (bit_depth == 8)
514 34 pix_fmt = AV_PIX_FMT_YUV420P;
515
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 1 else if (bit_depth == 10)
516 1 pix_fmt = AV_PIX_FMT_YUV420P10;
517 ✗ else if (bit_depth == 12)
518 ✗ pix_fmt = AV_PIX_FMT_YUV420P12;
519 else
520 ✗ av_assert0(0);
521 }
522 } else {
523 ✗ if (bit_depth == 8)
524 ✗ pix_fmt = AV_PIX_FMT_GRAY8;
525 ✗ else if (bit_depth == 10)
526 ✗ pix_fmt = AV_PIX_FMT_GRAY10;
527 ✗ else if (bit_depth == 12)
528 ✗ pix_fmt = AV_PIX_FMT_GRAY12;
529 else
530 ✗ av_assert0(0);
531 }
532
533 35 return pix_fmt;
534 }
535
536 ✗ static int get_pixel_format(AVCodecContext *avctx)
537 {
538 ✗ AV1DecContext *s = avctx->priv_data;
539 ✗ const AV1RawSequenceHeader *seq = s->raw_seq;
540 int ret;
541 ✗ enum AVPixelFormat pix_fmt = get_sw_pixel_format(avctx, seq);
542 #define HWACCEL_MAX (CONFIG_AV1_DXVA2_HWACCEL + \
543 CONFIG_AV1_D3D11VA_HWACCEL * 2 + \
544 CONFIG_AV1_D3D12VA_HWACCEL + \
545 CONFIG_AV1_NVDEC_HWACCEL + \
546 CONFIG_AV1_NVDEC_CUARRAY_HWACCEL + \
547 CONFIG_AV1_VAAPI_HWACCEL + \
548 CONFIG_AV1_VDPAU_HWACCEL + \
549 CONFIG_AV1_VIDEOTOOLBOX_HWACCEL + \
550 CONFIG_AV1_VULKAN_HWACCEL)
551 ✗ enum AVPixelFormat pix_fmts[HWACCEL_MAX + 2], *fmtp = pix_fmts;
552
553 ✗ if (pix_fmt == AV_PIX_FMT_NONE)
554 ✗ return -1;
555
556 ✗ switch (pix_fmt) {
557 ✗ case AV_PIX_FMT_YUV420P:
558 #if CONFIG_AV1_DXVA2_HWACCEL
559 *fmtp++ = AV_PIX_FMT_DXVA2_VLD;
560 #endif
561 #if CONFIG_AV1_D3D11VA_HWACCEL
562 *fmtp++ = AV_PIX_FMT_D3D11VA_VLD;
563 *fmtp++ = AV_PIX_FMT_D3D11;
564 #endif
565 #if CONFIG_AV1_D3D12VA_HWACCEL
566 *fmtp++ = AV_PIX_FMT_D3D12;
567 #endif
568 #if CONFIG_AV1_NVDEC_HWACCEL
569 *fmtp++ = AV_PIX_FMT_CUDA;
570 #endif
571 #if CONFIG_AV1_NVDEC_CUARRAY_HWACCEL
572 *fmtp++ = AV_PIX_FMT_CUARRAY;
573 #endif
574 #if CONFIG_AV1_VAAPI_HWACCEL
575 ✗ *fmtp++ = AV_PIX_FMT_VAAPI;
576 #endif
577 #if CONFIG_AV1_VDPAU_HWACCEL
578 ✗ *fmtp++ = AV_PIX_FMT_VDPAU;
579 #endif
580 #if CONFIG_AV1_VIDEOTOOLBOX_HWACCEL
581 *fmtp++ = AV_PIX_FMT_VIDEOTOOLBOX;
582 #endif
583 #if CONFIG_AV1_VULKAN_HWACCEL
584 *fmtp++ = AV_PIX_FMT_VULKAN;
585 #endif
586 ✗ break;
587 ✗ case AV_PIX_FMT_YUV420P10:
588 #if CONFIG_AV1_DXVA2_HWACCEL
589 *fmtp++ = AV_PIX_FMT_DXVA2_VLD;
590 #endif
591 #if CONFIG_AV1_D3D11VA_HWACCEL
592 *fmtp++ = AV_PIX_FMT_D3D11VA_VLD;
593 *fmtp++ = AV_PIX_FMT_D3D11;
594 #endif
595 #if CONFIG_AV1_D3D12VA_HWACCEL
596 *fmtp++ = AV_PIX_FMT_D3D12;
597 #endif
598 #if CONFIG_AV1_NVDEC_HWACCEL
599 *fmtp++ = AV_PIX_FMT_CUDA;
600 #endif
601 #if CONFIG_AV1_NVDEC_CUARRAY_HWACCEL
602 *fmtp++ = AV_PIX_FMT_CUARRAY;
603 #endif
604 #if CONFIG_AV1_VAAPI_HWACCEL
605 ✗ *fmtp++ = AV_PIX_FMT_VAAPI;
606 #endif
607 #if CONFIG_AV1_VDPAU_HWACCEL
608 ✗ *fmtp++ = AV_PIX_FMT_VDPAU;
609 #endif
610 #if CONFIG_AV1_VIDEOTOOLBOX_HWACCEL
611 *fmtp++ = AV_PIX_FMT_VIDEOTOOLBOX;
612 #endif
613 #if CONFIG_AV1_VULKAN_HWACCEL
614 *fmtp++ = AV_PIX_FMT_VULKAN;
615 #endif
616 ✗ break;
617 ✗ case AV_PIX_FMT_YUV420P12:
618 #if CONFIG_AV1_D3D11VA_HWACCEL
619 *fmtp++ = AV_PIX_FMT_D3D11VA_VLD;
620 *fmtp++ = AV_PIX_FMT_D3D11;
621 #endif
622 #if CONFIG_AV1_D3D12VA_HWACCEL
623 *fmtp++ = AV_PIX_FMT_D3D12;
624 #endif
625 #if CONFIG_AV1_VULKAN_HWACCEL
626 *fmtp++ = AV_PIX_FMT_VULKAN;
627 #endif
628 ✗ break;
629 ✗ case AV_PIX_FMT_YUV422P:
630 #if CONFIG_AV1_D3D11VA_HWACCEL
631 *fmtp++ = AV_PIX_FMT_D3D11VA_VLD;
632 *fmtp++ = AV_PIX_FMT_D3D11;
633 #endif
634 #if CONFIG_AV1_VULKAN_HWACCEL
635 *fmtp++ = AV_PIX_FMT_VULKAN;
636 #endif
637 ✗ break;
638 ✗ case AV_PIX_FMT_YUV422P10:
639 #if CONFIG_AV1_D3D11VA_HWACCEL
640 *fmtp++ = AV_PIX_FMT_D3D11VA_VLD;
641 *fmtp++ = AV_PIX_FMT_D3D11;
642 #endif
643 #if CONFIG_AV1_VULKAN_HWACCEL
644 *fmtp++ = AV_PIX_FMT_VULKAN;
645 #endif
646 ✗ break;
647 ✗ case AV_PIX_FMT_YUV422P12:
648 #if CONFIG_AV1_VULKAN_HWACCEL
649 *fmtp++ = AV_PIX_FMT_VULKAN;
650 #endif
651 ✗ break;
652 ✗ case AV_PIX_FMT_YUV444P:
653 #if CONFIG_AV1_D3D11VA_HWACCEL
654 *fmtp++ = AV_PIX_FMT_D3D11VA_VLD;
655 *fmtp++ = AV_PIX_FMT_D3D11;
656 #endif
657 #if CONFIG_AV1_VULKAN_HWACCEL
658 *fmtp++ = AV_PIX_FMT_VULKAN;
659 #endif
660 ✗ break;
661 ✗ case AV_PIX_FMT_YUV444P10:
662 #if CONFIG_AV1_D3D11VA_HWACCEL
663 *fmtp++ = AV_PIX_FMT_D3D11VA_VLD;
664 *fmtp++ = AV_PIX_FMT_D3D11;
665 #endif
666 #if CONFIG_AV1_VULKAN_HWACCEL
667 *fmtp++ = AV_PIX_FMT_VULKAN;
668 #endif
669 ✗ break;
670 ✗ case AV_PIX_FMT_YUV444P12:
671 #if CONFIG_AV1_VULKAN_HWACCEL
672 *fmtp++ = AV_PIX_FMT_VULKAN;
673 #endif
674 ✗ break;
675 ✗ case AV_PIX_FMT_GRAY8:
676 #if CONFIG_AV1_NVDEC_HWACCEL
677 *fmtp++ = AV_PIX_FMT_CUDA;
678 #endif
679 #if CONFIG_AV1_NVDEC_CUARRAY_HWACCEL
680 *fmtp++ = AV_PIX_FMT_CUARRAY;
681 #endif
682 ✗ break;
683 ✗ case AV_PIX_FMT_GRAY10:
684 #if CONFIG_AV1_NVDEC_HWACCEL
685 *fmtp++ = AV_PIX_FMT_CUDA;
686 #endif
687 #if CONFIG_AV1_NVDEC_CUARRAY_HWACCEL
688 *fmtp++ = AV_PIX_FMT_CUARRAY;
689 #endif
690 ✗ break;
691 }
692
693 ✗ *fmtp++ = pix_fmt;
694 ✗ *fmtp = AV_PIX_FMT_NONE;
695
696 /* the negotiated hwaccel can only be kept if the underlying pixel
697 * format did not change, otherwise its surfaces have the wrong format */
698 ✗ if (pix_fmt == avctx->sw_pix_fmt)
699 ✗ for (int i = 0; pix_fmts[i] != pix_fmt; i++)
700 ✗ if (pix_fmts[i] == avctx->pix_fmt) {
701 ✗ s->pix_fmt = pix_fmt;
702 ✗ return 1;
703 }
704
705 ✗ ret = ff_get_format(avctx, pix_fmts);
706
707 /**
708 * check if the HW accel is inited correctly. If not, return un-implemented.
709 * Since now the av1 decoder doesn't support native decode, if it will be
710 * implemented in the future, need remove this check.
711 */
712 ✗ if (!avctx->hwaccel) {
713 ✗ av_log(avctx, AV_LOG_ERROR, "Your platform doesn't support"
714 " hardware accelerated AV1 decoding.\n");
715 ✗ avctx->pix_fmt = AV_PIX_FMT_NONE;
716 ✗ return AVERROR(ENOSYS);
717 }
718
719 ✗ s->pix_fmt = pix_fmt;
720 ✗ avctx->pix_fmt = ret;
721
722 ✗ av_log(avctx, AV_LOG_DEBUG, "AV1 decode get format: %s.\n",
723 av_get_pix_fmt_name(avctx->pix_fmt));
724
725 ✗ return 0;
726 }
727
728 370 static void av1_frame_unref(AV1Frame *f)
729 {
730 370 av_refstruct_unref(&f->hwaccel_picture_private);
731 370 ff_progress_frame_unref(&f->pf);
732 370 av_refstruct_unref(&f->header_ref);
733 370 f->raw_frame_header = NULL;
734 370 f->spatial_id = f->temporal_id = 0;
735 370 memset(f->skip_mode_frame_idx, 0,
736 2 * sizeof(uint8_t));
737 370 memset(&f->film_grain, 0, sizeof(f->film_grain));
738 370 f->coded_lossless = 0;
739 370 }
740
741 210 static void av1_frame_replace(AV1Frame *dst, const AV1Frame *src)
742 {
743 av_assert1(dst != src);
744
745 210 av_refstruct_replace(&dst->header_ref, src->header_ref);
746
747 210 dst->raw_frame_header = src->raw_frame_header;
748
749 210 ff_progress_frame_replace(&dst->pf, &src->pf);
750
751 210 av_refstruct_replace(&dst->hwaccel_picture_private,
752 210 src->hwaccel_picture_private);
753
754 210 dst->spatial_id = src->spatial_id;
755 210 dst->temporal_id = src->temporal_id;
756 210 memcpy(dst->gm_invalid,
757 210 src->gm_invalid,
758 AV1_NUM_REF_FRAMES * sizeof(uint8_t));
759 210 memcpy(dst->gm_type,
760 210 src->gm_type,
761 AV1_NUM_REF_FRAMES * sizeof(uint8_t));
762 210 memcpy(dst->gm_params,
763 210 src->gm_params,
764 AV1_NUM_REF_FRAMES * 6 * sizeof(int32_t));
765 210 memcpy(dst->skip_mode_frame_idx,
766 210 src->skip_mode_frame_idx,
767 2 * sizeof(uint8_t));
768 210 memcpy(&dst->film_grain,
769 210 &src->film_grain,
770 sizeof(dst->film_grain));
771 210 dst->coded_lossless = src->coded_lossless;
772
773 210 dst->order_hint = src->order_hint;
774 210 memcpy(dst->ref_frame_sign_bias, src->ref_frame_sign_bias,
775 sizeof(dst->ref_frame_sign_bias));
776 210 memcpy(dst->order_hints, src->order_hints,
777 sizeof(dst->order_hints));
778
779 210 dst->force_integer_mv = src->force_integer_mv;
780 210 }
781
782 38 static av_cold int av1_decode_free(AVCodecContext *avctx)
783 {
784 38 AV1DecContext *s = avctx->priv_data;
785 AV1RawMetadataITUTT35 itut_t35;
786
787
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 342 for (int i = 0; i < FF_ARRAY_ELEMS(s->ref); i++)
788 304 av1_frame_unref(&s->ref[i]);
789 38 av1_frame_unref(&s->cur_frame);
790 38 av_buffer_unref(&s->seq_data_ref);
791 38 av_refstruct_unref(&s->seq_ref);
792 38 av_refstruct_unref(&s->header_ref);
793 38 av_refstruct_unref(&s->cll_ref);
794 38 av_refstruct_unref(&s->mdcv_ref);
795 38 av_freep(&s->tile_group_info);
796
797
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 38 while (s->itut_t35_fifo && av_fifo_read(s->itut_t35_fifo, &itut_t35, 1) >= 0)
798 ✗ av_buffer_unref(&itut_t35.payload_ref);
799 38 av_fifo_freep2(&s->itut_t35_fifo);
800
801 38 ff_cbs_fragment_free(&s->current_obu);
802 38 ff_cbs_close(&s->cbc);
803 38 ff_dovi_ctx_unref(&s->dovi);
804
805 38 return 0;
806 }
807
808 38 static int set_context_with_sequence(AVCodecContext *avctx,
809 const AV1RawSequenceHeader *seq)
810 {
811 38 int width = seq->max_frame_width_minus_1 + 1;
812 38 int height = seq->max_frame_height_minus_1 + 1;
813
814 38 avctx->profile = seq->seq_profile;
815 38 avctx->level = seq->seq_level_idx[0];
816
817
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 38 if (seq->color_config.color_description_present_flag) {
818 ✗ avctx->color_range =
819 ✗ seq->color_config.color_range ? AVCOL_RANGE_JPEG : AVCOL_RANGE_MPEG;
820 ✗ avctx->color_primaries = seq->color_config.color_primaries;
821 ✗ avctx->colorspace = seq->color_config.matrix_coefficients;
822 ✗ avctx->color_trc = seq->color_config.transfer_characteristics;
823 }
824
825
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 38 switch (seq->color_config.chroma_sample_position) {
826 4 case AV1_CSP_VERTICAL:
827 4 avctx->chroma_sample_location = AVCHROMA_LOC_LEFT;
828 4 break;
829 ✗ case AV1_CSP_COLOCATED:
830 ✗ avctx->chroma_sample_location = AVCHROMA_LOC_TOPLEFT;
831 ✗ break;
832 }
833
834
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 38 if (avctx->width != width || avctx->height != height) {
835 4 int ret = ff_set_dimensions(avctx, width, height);
836
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 4 if (ret < 0)
837 ✗ return ret;
838 }
839
840
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 38 if (seq->timing_info_present_flag)
841 4 avctx->framerate = ff_av1_framerate(1LL + seq->timing_info.num_ticks_per_picture_minus_1,
842 4 seq->timing_info.num_units_in_display_tick,
843 4 seq->timing_info.time_scale);
844
845
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 38 if (avctx->pix_fmt == AV_PIX_FMT_NONE)
846 35 avctx->pix_fmt = get_sw_pixel_format(avctx, seq);
847
848 38 return 0;
849 }
850
851 ✗ static int update_context_with_frame_header(AVCodecContext *avctx,
852 const AV1RawFrameHeader *header)
853 {
854 AVRational aspect_ratio;
855 ✗ int width = header->frame_width_minus_1 + 1;
856 ✗ int height = header->frame_height_minus_1 + 1;
857 ✗ int r_width = header->render_width_minus_1 + 1;
858 ✗ int r_height = header->render_height_minus_1 + 1;
859 int ret;
860
861 ✗ if (avctx->width != width || avctx->height != height) {
862 ✗ ret = ff_set_dimensions(avctx, width, height);
863 ✗ if (ret < 0)
864 ✗ return ret;
865 }
866
867 ✗ av_reduce(&aspect_ratio.num, &aspect_ratio.den,
868 ✗ (int64_t)height * r_width,
869 ✗ (int64_t)width * r_height,
870 INT_MAX);
871
872 ✗ if (av_cmp_q(avctx->sample_aspect_ratio, aspect_ratio)) {
873 ✗ ret = ff_set_sar(avctx, aspect_ratio);
874 ✗ if (ret < 0)
875 ✗ return ret;
876 }
877
878 ✗ return 0;
879 }
880
881 static const CodedBitstreamUnitType decompose_unit_types[] = {
882 AV1_OBU_FRAME,
883 AV1_OBU_FRAME_HEADER,
884 AV1_OBU_METADATA,
885 AV1_OBU_REDUNDANT_FRAME_HEADER,
886 AV1_OBU_SEQUENCE_HEADER,
887 AV1_OBU_TEMPORAL_DELIMITER,
888 AV1_OBU_TILE_GROUP,
889 };
890
891 38 static av_cold int av1_decode_init(AVCodecContext *avctx)
892 {
893 38 AV1DecContext *s = avctx->priv_data;
894 AV1RawSequenceHeader *seq;
895 const AVPacketSideData *sd;
896 int ret;
897
898 38 s->avctx = avctx;
899 38 s->pkt = avctx->internal->in_pkt;
900 38 s->pix_fmt = AV_PIX_FMT_NONE;
901
902 38 ret = ff_cbs_init(&s->cbc, AV_CODEC_ID_AV1, avctx);
903
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 38 if (ret < 0)
904 ✗ return ret;
905
906 38 s->cbc->decompose_unit_types = decompose_unit_types;
907 38 s->cbc->nb_decompose_unit_types = FF_ARRAY_ELEMS(decompose_unit_types);
908
909 38 s->itut_t35_fifo = av_fifo_alloc2(1, sizeof(AV1RawMetadataITUTT35),
910 AV_FIFO_FLAG_AUTO_GROW);
911
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 38 if (!s->itut_t35_fifo)
912 ✗ return AVERROR(ENOMEM);
913
914 38 av_opt_set_int(s->cbc->priv_data, "operating_point", s->operating_point, 0);
915
916
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 38 if (avctx->extradata && avctx->extradata_size) {
917 17 ret = ff_cbs_read_extradata_from_codec(s->cbc,
918 &s->current_obu,
919 avctx);
920
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 17 if (ret < 0) {
921 ✗ av_log(avctx, AV_LOG_WARNING, "Failed to read extradata.\n");
922 ✗ goto end;
923 }
924
925 17 seq = ((CodedBitstreamAV1Context *)(s->cbc->priv_data))->sequence_header;
926
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 17 if (!seq) {
927
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 5 if (!(avctx->extradata[0] & 0x80))
928 ✗ av_log(avctx, AV_LOG_WARNING, "No sequence header available in extradata.\n");
929 5 goto end;
930 }
931
932 12 ret = set_context_with_sequence(avctx, seq);
933
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 12 if (ret < 0) {
934 ✗ av_log(avctx, AV_LOG_WARNING, "Failed to set decoder context.\n");
935 ✗ goto end;
936 }
937
938 12 end:
939 17 ff_cbs_fragment_reset(&s->current_obu);
940 }
941
942 38 s->dovi.logctx = avctx;
943 38 s->dovi.cfg.dv_profile = 10; // default for AV1
944 38 sd = ff_get_coded_side_data(avctx, AV_PKT_DATA_DOVI_CONF);
945
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 38 if (sd && sd->size >= sizeof(s->dovi.cfg))
946 ✗ s->dovi.cfg = *(AVDOVIDecoderConfigurationRecord *) sd->data;
947
948 38 return ret;
949 }
950
951 ✗ static int av1_frame_alloc(AVCodecContext *avctx, AV1Frame *f)
952 {
953 ✗ AV1DecContext *s = avctx->priv_data;
954 ✗ AV1RawFrameHeader *header= s->raw_frame_header;
955 AVFrame *frame;
956 int ret;
957
958 ✗ ret = update_context_with_frame_header(avctx, header);
959 ✗ if (ret < 0) {
960 ✗ av_log(avctx, AV_LOG_ERROR, "Failed to update context with frame header\n");
961 ✗ return ret;
962 }
963
964 ✗ ret = ff_progress_frame_get_buffer(avctx, &f->pf, AV_GET_BUFFER_FLAG_REF);
965 ✗ if (ret < 0)
966 ✗ goto fail;
967
968 ✗ frame = f->f;
969 ✗ if (header->frame_type == AV1_FRAME_KEY)
970 ✗ frame->flags |= AV_FRAME_FLAG_KEY;
971 else
972 ✗ frame->flags &= ~AV_FRAME_FLAG_KEY;
973
974 ✗ switch (header->frame_type) {
975 ✗ case AV1_FRAME_KEY:
976 case AV1_FRAME_INTRA_ONLY:
977 ✗ frame->pict_type = AV_PICTURE_TYPE_I;
978 ✗ break;
979 ✗ case AV1_FRAME_INTER:
980 ✗ frame->pict_type = AV_PICTURE_TYPE_P;
981 ✗ break;
982 ✗ case AV1_FRAME_SWITCH:
983 ✗ frame->pict_type = AV_PICTURE_TYPE_SP;
984 ✗ break;
985 }
986
987 ✗ ret = ff_hwaccel_frame_priv_alloc(avctx, &f->hwaccel_picture_private);
988 ✗ if (ret < 0)
989 ✗ goto fail;
990
991 ✗ return 0;
992
993 ✗ fail:
994 ✗ av1_frame_unref(f);
995 ✗ return ret;
996 }
997
998 ✗ static int export_itut_t35(AVCodecContext *avctx, AVFrame *frame,
999 const AV1RawMetadataITUTT35 *itut_t35)
1000 {
1001 ✗ AV1DecContext *s = avctx->priv_data;
1002 ✗ FFITUTT35 itut35 = { .country_code = itut_t35->itu_t_t35_country_code };
1003 ✗ FFITUTT35Aux aux = { .dovi = &s->dovi };
1004 int ret;
1005
1006 ✗ ret = ff_itut_t35_parse_buffer(&itut35, itut_t35->payload, itut_t35->payload_size,
1007 FF_ITUT_T35_FLAG_COUNTRY_CODE);
1008 ✗ if (ret <= 0)
1009 ✗ return ret;
1010
1011 ✗ ret = ff_itut_t35_parse_payload_to_frame(&itut35, &aux, avctx, frame);
1012 ✗ if (ret < 0)
1013 ✗ return ret;
1014
1015 ✗ return 0;
1016 }
1017
1018 ✗ static int export_metadata(AVCodecContext *avctx, AVFrame *frame)
1019 {
1020 ✗ AV1DecContext *s = avctx->priv_data;
1021 AV1RawMetadataITUTT35 itut_t35;
1022 ✗ int ret = 0;
1023
1024 ✗ if (s->mdcv) {
1025 AVMasteringDisplayMetadata *mastering;
1026
1027 ✗ ret = ff_decode_mastering_display_new(avctx, frame, &mastering);
1028 ✗ if (ret < 0)
1029 ✗ return ret;
1030
1031 ✗ if (mastering) {
1032 ✗ for (int i = 0; i < 3; i++) {
1033 ✗ mastering->display_primaries[i][0] = av_make_q(s->mdcv->primary_chromaticity_x[i], 1 << 16);
1034 ✗ mastering->display_primaries[i][1] = av_make_q(s->mdcv->primary_chromaticity_y[i], 1 << 16);
1035 }
1036 ✗ mastering->white_point[0] = av_make_q(s->mdcv->white_point_chromaticity_x, 1 << 16);
1037 ✗ mastering->white_point[1] = av_make_q(s->mdcv->white_point_chromaticity_y, 1 << 16);
1038
1039 ✗ mastering->max_luminance = av_make_q(s->mdcv->luminance_max, 1 << 8);
1040 ✗ mastering->min_luminance = av_make_q(s->mdcv->luminance_min, 1 << 14);
1041
1042 ✗ mastering->has_primaries = 1;
1043 ✗ mastering->has_luminance = 1;
1044 }
1045 }
1046
1047 ✗ if (s->cll) {
1048 AVContentLightMetadata *light;
1049
1050 ✗ ret = ff_decode_content_light_new(avctx, frame, &light);
1051 ✗ if (ret < 0)
1052 ✗ return ret;
1053
1054 ✗ if (light) {
1055 ✗ light->MaxCLL = s->cll->max_cll;
1056 ✗ light->MaxFALL = s->cll->max_fall;
1057 }
1058 }
1059
1060 ✗ while (av_fifo_read(s->itut_t35_fifo, &itut_t35, 1) >= 0) {
1061 ✗ if (ret >= 0)
1062 ✗ ret = export_itut_t35(avctx, frame, &itut_t35);
1063 ✗ av_buffer_unref(&itut_t35.payload_ref);
1064 }
1065
1066 ✗ return ret;
1067 }
1068
1069 ✗ static int export_film_grain(AVCodecContext *avctx, AVFrame *frame)
1070 {
1071 ✗ AV1DecContext *s = avctx->priv_data;
1072 ✗ const AV1RawFilmGrainParams *film_grain = &s->cur_frame.film_grain;
1073 ✗ const AVPixFmtDescriptor *pixdesc = av_pix_fmt_desc_get(frame->format);
1074 AVFilmGrainParams *fgp;
1075 AVFilmGrainAOMParams *aom;
1076
1077 ✗ av_assert0(pixdesc);
1078 ✗ if (!film_grain->apply_grain)
1079 ✗ return 0;
1080
1081 ✗ fgp = av_film_grain_params_create_side_data(frame);
1082 ✗ if (!fgp)
1083 ✗ return AVERROR(ENOMEM);
1084
1085 ✗ fgp->type = AV_FILM_GRAIN_PARAMS_AV1;
1086 ✗ fgp->seed = film_grain->grain_seed;
1087 ✗ fgp->width = frame->width;
1088 ✗ fgp->height = frame->height;
1089 ✗ fgp->color_range = frame->color_range;
1090 ✗ fgp->color_primaries = frame->color_primaries;
1091 ✗ fgp->color_trc = frame->color_trc;
1092 ✗ fgp->color_space = frame->colorspace;
1093 ✗ fgp->subsampling_x = pixdesc->log2_chroma_w;
1094 ✗ fgp->subsampling_y = pixdesc->log2_chroma_h;
1095
1096 ✗ aom = &fgp->codec.aom;
1097 ✗ aom->chroma_scaling_from_luma = film_grain->chroma_scaling_from_luma;
1098 ✗ aom->scaling_shift = film_grain->grain_scaling_minus_8 + 8;
1099 ✗ aom->ar_coeff_lag = film_grain->ar_coeff_lag;
1100 ✗ aom->ar_coeff_shift = film_grain->ar_coeff_shift_minus_6 + 6;
1101 ✗ aom->grain_scale_shift = film_grain->grain_scale_shift;
1102 ✗ aom->overlap_flag = film_grain->overlap_flag;
1103 ✗ aom->limit_output_range = film_grain->clip_to_restricted_range;
1104
1105 ✗ aom->num_y_points = film_grain->num_y_points;
1106 ✗ for (int i = 0; i < film_grain->num_y_points; i++) {
1107 ✗ aom->y_points[i][0] = film_grain->point_y_value[i];
1108 ✗ aom->y_points[i][1] = film_grain->point_y_scaling[i];
1109 }
1110 ✗ aom->num_uv_points[0] = film_grain->num_cb_points;
1111 ✗ for (int i = 0; i < film_grain->num_cb_points; i++) {
1112 ✗ aom->uv_points[0][i][0] = film_grain->point_cb_value[i];
1113 ✗ aom->uv_points[0][i][1] = film_grain->point_cb_scaling[i];
1114 }
1115 ✗ aom->num_uv_points[1] = film_grain->num_cr_points;
1116 ✗ for (int i = 0; i < film_grain->num_cr_points; i++) {
1117 ✗ aom->uv_points[1][i][0] = film_grain->point_cr_value[i];
1118 ✗ aom->uv_points[1][i][1] = film_grain->point_cr_scaling[i];
1119 }
1120
1121 ✗ for (int i = 0; i < 24; i++) {
1122 ✗ aom->ar_coeffs_y[i] = film_grain->ar_coeffs_y_plus_128[i] - 128;
1123 }
1124 ✗ for (int i = 0; i < 25; i++) {
1125 ✗ aom->ar_coeffs_uv[0][i] = film_grain->ar_coeffs_cb_plus_128[i] - 128;
1126 ✗ aom->ar_coeffs_uv[1][i] = film_grain->ar_coeffs_cr_plus_128[i] - 128;
1127 }
1128
1129 ✗ aom->uv_mult[0] = film_grain->cb_mult;
1130 ✗ aom->uv_mult[1] = film_grain->cr_mult;
1131 ✗ aom->uv_mult_luma[0] = film_grain->cb_luma_mult;
1132 ✗ aom->uv_mult_luma[1] = film_grain->cr_luma_mult;
1133 ✗ aom->uv_offset[0] = film_grain->cb_offset;
1134 ✗ aom->uv_offset[1] = film_grain->cr_offset;
1135
1136 ✗ return 0;
1137 }
1138
1139 ✗ static int set_output_frame(AVCodecContext *avctx, AVFrame *frame)
1140 {
1141 ✗ AV1DecContext *s = avctx->priv_data;
1142 ✗ const AVFrame *srcframe = s->cur_frame.f;
1143 ✗ AVPacket *pkt = s->pkt;
1144 int ret;
1145
1146 // TODO: all layers
1147 ✗ if (s->operating_point_idc &&
1148 ✗ av_log2(s->operating_point_idc >> 8) > s->cur_frame.spatial_id)
1149 ✗ return 0;
1150
1151 ✗ ret = av_frame_ref(frame, srcframe);
1152 ✗ if (ret < 0)
1153 ✗ return ret;
1154
1155 ✗ ret = export_metadata(avctx, frame);
1156 ✗ if (ret < 0) {
1157 ✗ av_frame_unref(frame);
1158 ✗ return ret;
1159 }
1160
1161 ✗ if (avctx->export_side_data & AV_CODEC_EXPORT_DATA_FILM_GRAIN) {
1162 ✗ ret = export_film_grain(avctx, frame);
1163 ✗ if (ret < 0) {
1164 ✗ av_frame_unref(frame);
1165 ✗ return ret;
1166 }
1167 }
1168
1169 ✗ frame->pts = pkt->pts;
1170 ✗ frame->pkt_dts = pkt->dts;
1171
1172 ✗ av_packet_unref(pkt);
1173
1174 ✗ return 0;
1175 }
1176
1177 28 static void update_reference_list(AVCodecContext *avctx)
1178 {
1179 28 AV1DecContext *s = avctx->priv_data;
1180 28 const AV1RawFrameHeader *header = s->raw_frame_header;
1181
1182
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 252 for (int i = 0; i < AV1_NUM_REF_FRAMES; i++) {
1183
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 224 if (header->refresh_frame_flags & (1 << i))
1184 210 av1_frame_replace(&s->ref[i], &s->cur_frame);
1185 }
1186 28 }
1187
1188 28 static int get_current_frame(AVCodecContext *avctx)
1189 {
1190 28 AV1DecContext *s = avctx->priv_data;
1191 int ret;
1192
1193 28 av1_frame_unref(&s->cur_frame);
1194
1195 28 s->cur_frame.header_ref = av_refstruct_ref(s->header_ref);
1196
1197 28 s->cur_frame.raw_frame_header = s->raw_frame_header;
1198
1199 28 ret = init_tile_data(s);
1200
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 28 if (ret < 0) {
1201 ✗ av_log(avctx, AV_LOG_ERROR, "Failed to init tile data.\n");
1202 ✗ return ret;
1203 }
1204
1205
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 28 if ((avctx->skip_frame >= AVDISCARD_NONINTRA &&
1206
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 28 (s->raw_frame_header->frame_type != AV1_FRAME_KEY &&
1207
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 2 s->raw_frame_header->frame_type != AV1_FRAME_INTRA_ONLY)) ||
1208
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 26 (avctx->skip_frame >= AVDISCARD_NONKEY &&
1209
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 26 s->raw_frame_header->frame_type != AV1_FRAME_KEY) ||
1210
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 26 avctx->skip_frame >= AVDISCARD_ALL)
1211 28 return 0;
1212
1213 ✗ if (s->pix_fmt == AV_PIX_FMT_NONE) {
1214 ✗ ret = get_pixel_format(avctx);
1215 ✗ if (ret < 0) {
1216 ✗ av_log(avctx, AV_LOG_ERROR, "Failed to get pixel format.\n");
1217 ✗ return ret;
1218 }
1219
1220 ✗ if (!ret && FF_HW_HAS_CB(avctx, decode_params)) {
1221 ✗ ret = FF_HW_CALL(avctx, decode_params, AV1_OBU_SEQUENCE_HEADER,
1222 s->seq_data_ref->data, s->seq_data_ref->size);
1223 ✗ if (ret < 0) {
1224 ✗ av_log(avctx, AV_LOG_ERROR, "HW accel decode params fail.\n");
1225 ✗ return ret;
1226 }
1227 }
1228 }
1229
1230 ✗ ret = av1_frame_alloc(avctx, &s->cur_frame);
1231 ✗ if (ret < 0) {
1232 ✗ av_log(avctx, AV_LOG_ERROR,
1233 "Failed to allocate space for current frame.\n");
1234 ✗ return ret;
1235 }
1236
1237 ✗ global_motion_params(s);
1238 ✗ skip_mode_params(s);
1239 ✗ coded_lossless_param(s);
1240 ✗ order_hint_info(s);
1241 ✗ load_grain_params(s);
1242
1243 ✗ s->cur_frame.force_integer_mv =
1244 ✗ s->raw_frame_header->force_integer_mv ||
1245 ✗ s->raw_frame_header->frame_type == AV1_FRAME_KEY ||
1246 ✗ s->raw_frame_header->frame_type == AV1_FRAME_INTRA_ONLY;
1247
1248 ✗ return ret;
1249 }
1250
1251 28 static int av1_receive_frame_internal(AVCodecContext *avctx, AVFrame *frame)
1252 {
1253 28 AV1DecContext *s = avctx->priv_data;
1254 28 AV1RawTileGroup *raw_tile_group = NULL;
1255 28 int i = 0, ret;
1256
1257
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 92 for (i = s->nb_unit; i < s->current_obu.nb_units; i++) {
1258 92 CodedBitstreamUnit *unit = &s->current_obu.units[i];
1259 92 AV1RawOBU *obu = unit->content;
1260 const AV1RawOBUHeader *header;
1261
1262 92 av_log(avctx, AV_LOG_DEBUG, "OBU idx:%d, type:%d, content available:%d.\n", i, unit->type, !!obu);
1263
1264
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 92 if (unit->type == AV1_OBU_TILE_LIST) {
1265 ✗ av_log(avctx, AV_LOG_ERROR, "Large scale tile decoding is unsupported.\n");
1266 ✗ ret = AVERROR_PATCHWELCOME;
1267 ✗ goto end;
1268 }
1269
1270
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 92 if (!obu)
1271 ✗ continue;
1272
1273 92 header = &obu->header;
1274
1275
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 92 switch (unit->type) {
1276 26 case AV1_OBU_SEQUENCE_HEADER:
1277 26 ret = av_buffer_replace(&s->seq_data_ref, unit->data_ref);
1278
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 26 if (ret < 0)
1279 ✗ goto end;
1280
1281 26 s->seq_data_ref->data = unit->data;
1282 26 s->seq_data_ref->size = unit->data_size;
1283 26 av_refstruct_replace(&s->seq_ref, unit->content_ref);
1284
1285 26 s->raw_seq = &obu->obu.sequence_header;
1286 26 s->raw_frame_header = NULL;
1287 26 raw_tile_group = NULL;
1288
1289 26 ret = set_context_with_sequence(avctx, s->raw_seq);
1290
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 26 if (ret < 0) {
1291 ✗ av_log(avctx, AV_LOG_ERROR, "Failed to set context.\n");
1292 ✗ s->raw_seq = NULL;
1293 ✗ goto end;
1294 }
1295
1296 26 s->operating_point_idc = s->raw_seq->operating_point_idc[s->operating_point];
1297
1298 26 s->pix_fmt = AV_PIX_FMT_NONE;
1299
1300
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 26 if (FF_HW_HAS_CB(avctx, decode_params)) {
1301 ✗ ret = FF_HW_CALL(avctx, decode_params, AV1_OBU_SEQUENCE_HEADER,
1302 s->seq_data_ref->data, s->seq_data_ref->size);
1303 ✗ if (ret < 0) {
1304 ✗ av_log(avctx, AV_LOG_ERROR, "HW accel decode params fail.\n");
1305 ✗ return ret;
1306 }
1307 }
1308
1309 26 break;
1310 ✗ case AV1_OBU_REDUNDANT_FRAME_HEADER:
1311 ✗ if (s->raw_frame_header)
1312 ✗ break;
1313 av_fallthrough;
1314 case AV1_OBU_FRAME:
1315 case AV1_OBU_FRAME_HEADER:
1316
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 28 if (!s->raw_seq) {
1317 ✗ av_log(avctx, AV_LOG_ERROR, "Missing Sequence Header.\n");
1318 ✗ ret = AVERROR_INVALIDDATA;
1319 ✗ goto end;
1320 }
1321
1322 28 av_refstruct_replace(&s->header_ref, unit->content_ref);
1323
1324 28 raw_tile_group = NULL;
1325
1326
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 28 if (unit->type == AV1_OBU_FRAME)
1327 23 s->raw_frame_header = &obu->obu.frame.header;
1328 else
1329 5 s->raw_frame_header = &obu->obu.frame_header;
1330
1331
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 28 if (s->raw_frame_header->show_existing_frame) {
1332 ✗ av1_frame_replace(&s->cur_frame,
1333 ✗ &s->ref[s->raw_frame_header->frame_to_show_map_idx]);
1334
1335 ✗ update_reference_list(avctx);
1336
1337 ✗ if (s->cur_frame.f) {
1338 ✗ ret = set_output_frame(avctx, frame);
1339 ✗ if (ret < 0) {
1340 ✗ av_log(avctx, AV_LOG_ERROR, "Set output frame error.\n");
1341 ✗ goto end;
1342 }
1343 }
1344
1345 ✗ s->raw_frame_header = NULL;
1346 ✗ i++;
1347 ✗ ret = 0;
1348
1349 ✗ goto end;
1350 }
1351
1352 28 ret = get_current_frame(avctx);
1353
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 28 if (ret < 0) {
1354 ✗ av_log(avctx, AV_LOG_ERROR, "Get current frame error\n");
1355 ✗ goto end;
1356 }
1357
1358 28 s->cur_frame.spatial_id = header->spatial_id;
1359 28 s->cur_frame.temporal_id = header->temporal_id;
1360
1361
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 28 if (avctx->hwaccel && s->cur_frame.f) {
1362 ✗ ret = FF_HW_CALL(avctx, start_frame, s->pkt->buf,
1363 unit->data, unit->data_size);
1364 ✗ if (ret < 0) {
1365 ✗ av_log(avctx, AV_LOG_ERROR, "HW accel start frame fail.\n");
1366 ✗ goto end;
1367 }
1368 }
1369
2/2
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 28 if (unit->type != AV1_OBU_FRAME)
1370 5 break;
1371 av_fallthrough;
1372 case AV1_OBU_TILE_GROUP:
1373
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 36 if (!s->raw_frame_header) {
1374 ✗ av_log(avctx, AV_LOG_ERROR, "Missing Frame Header.\n");
1375 ✗ ret = AVERROR_INVALIDDATA;
1376 ✗ goto end;
1377 }
1378
1379
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 36 if (unit->type == AV1_OBU_FRAME)
1380 23 raw_tile_group = &obu->obu.frame.tile_group;
1381 else
1382 13 raw_tile_group = &obu->obu.tile_group;
1383
1384 36 ret = get_tiles_info(avctx, raw_tile_group);
1385
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 36 if (ret < 0)
1386 ✗ goto end;
1387
1388
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 36 if (avctx->hwaccel && s->cur_frame.f) {
1389 ✗ ret = FF_HW_CALL(avctx, decode_slice, raw_tile_group->tile_data.data,
1390 raw_tile_group->tile_data.data_size);
1391 ✗ if (ret < 0) {
1392 ✗ av_log(avctx, AV_LOG_ERROR,
1393 "HW accel decode slice fail.\n");
1394 ✗ goto end;
1395 }
1396 }
1397 36 break;
1398 21 case AV1_OBU_TEMPORAL_DELIMITER:
1399 21 s->raw_frame_header = NULL;
1400 21 raw_tile_group = NULL;
1401 21 break;
1402 ✗ case AV1_OBU_TILE_LIST:
1403 case AV1_OBU_PADDING:
1404 ✗ break;
1405 4 case AV1_OBU_METADATA:
1406
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 4 switch (obu->obu.metadata.metadata_type) {
1407 2 case AV1_METADATA_TYPE_HDR_CLL:
1408 2 av_refstruct_replace(&s->cll_ref, unit->content_ref);
1409 2 s->cll = &obu->obu.metadata.metadata.hdr_cll;
1410 2 break;
1411 2 case AV1_METADATA_TYPE_HDR_MDCV:
1412 2 av_refstruct_replace(&s->mdcv_ref, unit->content_ref);
1413 2 s->mdcv = &obu->obu.metadata.metadata.hdr_mdcv;
1414 2 break;
1415 ✗ case AV1_METADATA_TYPE_ITUT_T35: {
1416 AV1RawMetadataITUTT35 itut_t35;
1417 ✗ memcpy(&itut_t35, &obu->obu.metadata.metadata.itut_t35, sizeof(itut_t35));
1418 ✗ itut_t35.payload_ref = av_buffer_ref(obu->obu.metadata.metadata.itut_t35.payload_ref);
1419 ✗ if (!itut_t35.payload_ref) {
1420 ✗ ret = AVERROR(ENOMEM);
1421 ✗ goto end;
1422 }
1423 ✗ ret = av_fifo_write(s->itut_t35_fifo, &itut_t35, 1);
1424 ✗ if (ret < 0) {
1425 ✗ av_buffer_unref(&itut_t35.payload_ref);
1426 ✗ goto end;
1427 }
1428 ✗ break;
1429 }
1430 ✗ default:
1431 ✗ break;
1432 }
1433 4 break;
1434 ✗ default:
1435 ✗ av_log(avctx, AV_LOG_DEBUG,
1436 "Unknown obu type: %d (%zu bits).\n",
1437 unit->type, unit->data_size);
1438 }
1439
1440
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 92 if (raw_tile_group && (s->tile_num == raw_tile_group->tg_end + 1)) {
1441 28 int show_frame = s->raw_frame_header->show_frame;
1442 // Set nb_unit to point at the next OBU, to indicate which
1443 // OBUs have been processed for this current frame. (If this
1444 // frame gets output, we set nb_unit to this value later too.)
1445 28 s->nb_unit = i + 1;
1446
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 28 if (avctx->hwaccel && s->cur_frame.f) {
1447 ✗ ret = FF_HW_SIMPLE_CALL(avctx, end_frame);
1448 ✗ if (ret < 0) {
1449 ✗ av_log(avctx, AV_LOG_ERROR, "HW accel end frame fail.\n");
1450 ✗ goto end;
1451 }
1452 }
1453
1454 28 update_reference_list(avctx);
1455
1456 // Set start_unit to indicate the first OBU of the next frame.
1457 28 s->start_unit = s->nb_unit;
1458 28 raw_tile_group = NULL;
1459 28 s->raw_frame_header = NULL;
1460
1461
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 28 if (show_frame) {
1462 // cur_frame.f needn't exist due to skip_frame.
1463
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 28 if (s->cur_frame.f) {
1464 ✗ ret = set_output_frame(avctx, frame);
1465 ✗ if (ret < 0) {
1466 ✗ av_log(avctx, AV_LOG_ERROR, "Set output frame error\n");
1467 ✗ goto end;
1468 }
1469 }
1470 28 i++;
1471 28 ret = 0;
1472 28 goto end;
1473 }
1474 }
1475 }
1476
1477 ✗ ret = AVERROR(EAGAIN);
1478 28 end:
1479
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 28 av_assert0(i <= s->current_obu.nb_units);
1480 28 s->nb_unit = i;
1481
1482
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 28 if ((ret < 0 && ret != AVERROR(EAGAIN)) || s->current_obu.nb_units == i) {
1483
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 26 if (ret < 0)
1484 ✗ s->raw_frame_header = NULL;
1485 26 av_packet_unref(s->pkt);
1486 26 ff_cbs_fragment_reset(&s->current_obu);
1487 26 s->nb_unit = s->start_unit = 0;
1488 }
1489
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 28 if (!ret && !frame->buf[0])
1490 28 ret = AVERROR(EAGAIN);
1491
1492 28 return ret;
1493 }
1494
1495 52 static int av1_receive_frame(AVCodecContext *avctx, AVFrame *frame)
1496 {
1497 52 AV1DecContext *s = avctx->priv_data;
1498 int ret;
1499
1500 do {
1501
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 80 if (!s->current_obu.nb_units) {
1502 78 ret = ff_decode_get_packet(avctx, s->pkt);
1503
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 78 if (ret < 0)
1504 52 return ret;
1505
1506 26 ret = ff_cbs_read_packet(s->cbc, &s->current_obu, s->pkt);
1507
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 26 if (ret < 0) {
1508 ✗ ff_cbs_fragment_reset(&s->current_obu);
1509 ✗ av_packet_unref(s->pkt);
1510 ✗ av_log(avctx, AV_LOG_ERROR, "Failed to read packet.\n");
1511 ✗ return ret;
1512 }
1513
1514 26 s->nb_unit = s->start_unit = 0;
1515 26 av_log(avctx, AV_LOG_DEBUG, "Total OBUs on this packet: %d.\n",
1516 s->current_obu.nb_units);
1517 }
1518
1519 28 ret = av1_receive_frame_internal(avctx, frame);
1520
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 28 } while (ret == AVERROR(EAGAIN));
1521
1522 ✗ return ret;
1523 }
1524
1525 ✗ static av_cold void av1_decode_flush(AVCodecContext *avctx)
1526 {
1527 ✗ AV1DecContext *s = avctx->priv_data;
1528 AV1RawMetadataITUTT35 itut_t35;
1529
1530 ✗ for (int i = 0; i < FF_ARRAY_ELEMS(s->ref); i++)
1531 ✗ av1_frame_unref(&s->ref[i]);
1532
1533 ✗ av1_frame_unref(&s->cur_frame);
1534 ✗ s->operating_point_idc = 0;
1535 ✗ s->nb_unit = s->start_unit = 0;
1536 ✗ s->raw_frame_header = NULL;
1537 ✗ s->raw_seq = NULL;
1538 ✗ s->cll = NULL;
1539 ✗ s->mdcv = NULL;
1540 ✗ while (av_fifo_read(s->itut_t35_fifo, &itut_t35, 1) >= 0)
1541 ✗ av_buffer_unref(&itut_t35.payload_ref);
1542
1543 ✗ ff_cbs_fragment_reset(&s->current_obu);
1544 ✗ ff_cbs_flush(s->cbc);
1545
1546 ✗ if (FF_HW_HAS_CB(avctx, flush))
1547 ✗ FF_HW_SIMPLE_CALL(avctx, flush);
1548 ✗ }
1549
1550 #define OFFSET(x) offsetof(AV1DecContext, x)
1551 #define VD AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM
1552 static const AVOption av1_options[] = {
1553 { "operating_point", "Select an operating point of the scalable bitstream",
1554 OFFSET(operating_point), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, AV1_MAX_OPERATING_POINTS - 1, VD },
1555 { NULL }
1556 };
1557
1558 static const AVClass av1_class = {
1559 .class_name = "AV1 decoder",
1560 .item_name = av_default_item_name,
1561 .option = av1_options,
1562 .version = LIBAVUTIL_VERSION_INT,
1563 };
1564
1565 const FFCodec ff_av1_decoder = {
1566 .p.name = "av1",
1567 CODEC_LONG_NAME("Alliance for Open Media AV1"),
1568 .p.type = AVMEDIA_TYPE_VIDEO,
1569 .p.id = AV_CODEC_ID_AV1,
1570 .priv_data_size = sizeof(AV1DecContext),
1571 .init = av1_decode_init,
1572 .close = av1_decode_free,
1573 FF_CODEC_RECEIVE_FRAME_CB(av1_receive_frame),
1574 .p.capabilities = AV_CODEC_CAP_DR1,
1575 .caps_internal = FF_CODEC_CAP_INIT_CLEANUP |
1576 FF_CODEC_CAP_SKIP_FRAME_FILL_PARAM |
1577 FF_CODEC_CAP_USES_PROGRESSFRAMES,
1578 .flush = av1_decode_flush,
1579 .p.profiles = NULL_IF_CONFIG_SMALL(ff_av1_profiles),
1580 .p.priv_class = &av1_class,
1581 .hw_configs = (const AVCodecHWConfigInternal *const []) {
1582 #if CONFIG_AV1_DXVA2_HWACCEL
1583 HWACCEL_DXVA2(av1),
1584 #endif
1585 #if CONFIG_AV1_D3D11VA_HWACCEL
1586 HWACCEL_D3D11VA(av1),
1587 #endif
1588 #if CONFIG_AV1_D3D11VA2_HWACCEL
1589 HWACCEL_D3D11VA2(av1),
1590 #endif
1591 #if CONFIG_AV1_D3D12VA_HWACCEL
1592 HWACCEL_D3D12VA(av1),
1593 #endif
1594 #if CONFIG_AV1_NVDEC_HWACCEL
1595 HWACCEL_NVDEC(av1),
1596 #endif
1597 #if CONFIG_AV1_NVDEC_CUARRAY_HWACCEL
1598 HWACCEL_NVDEC_CUARRAY(av1),
1599 #endif
1600 #if CONFIG_AV1_VAAPI_HWACCEL
1601 HWACCEL_VAAPI(av1),
1602 #endif
1603 #if CONFIG_AV1_VDPAU_HWACCEL
1604 HWACCEL_VDPAU(av1),
1605 #endif
1606 #if CONFIG_AV1_VIDEOTOOLBOX_HWACCEL
1607 HWACCEL_VIDEOTOOLBOX(av1),
1608 #endif
1609 #if CONFIG_AV1_VULKAN_HWACCEL
1610 HWACCEL_VULKAN(av1),
1611 #endif
1612
1613 NULL
1614 },
1615 };
1616