FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/libavcodec/av1dec.c
Date: 2024-11-20 23:03:26
Exec Total Coverage
Lines: 270 883 30.6%
Functions: 12 34 35.3%
Branches: 104 484 21.5%
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/hdr_dynamic_metadata.h"
24 #include "libavutil/film_grain_params.h"
25 #include "libavutil/mastering_display_metadata.h"
26 #include "libavutil/mem.h"
27 #include "libavutil/pixdesc.h"
28 #include "libavutil/opt.h"
29 #include "avcodec.h"
30 #include "av1_parse.h"
31 #include "av1dec.h"
32 #include "atsc_a53.h"
33 #include "bytestream.h"
34 #include "codec_internal.h"
35 #include "decode.h"
36 #include "hwaccel_internal.h"
37 #include "internal.h"
38 #include "itut35.h"
39 #include "hwconfig.h"
40 #include "profiles.h"
41 #include "progressframe.h"
42 #include "refstruct.h"
43
44 /**< same with Div_Lut defined in spec 7.11.3.7 */
45 static const uint16_t div_lut[AV1_DIV_LUT_NUM] = {
46 16384, 16320, 16257, 16194, 16132, 16070, 16009, 15948, 15888, 15828, 15768,
47 15709, 15650, 15592, 15534, 15477, 15420, 15364, 15308, 15252, 15197, 15142,
48 15087, 15033, 14980, 14926, 14873, 14821, 14769, 14717, 14665, 14614, 14564,
49 14513, 14463, 14413, 14364, 14315, 14266, 14218, 14170, 14122, 14075, 14028,
50 13981, 13935, 13888, 13843, 13797, 13752, 13707, 13662, 13618, 13574, 13530,
51 13487, 13443, 13400, 13358, 13315, 13273, 13231, 13190, 13148, 13107, 13066,
52 13026, 12985, 12945, 12906, 12866, 12827, 12788, 12749, 12710, 12672, 12633,
53 12596, 12558, 12520, 12483, 12446, 12409, 12373, 12336, 12300, 12264, 12228,
54 12193, 12157, 12122, 12087, 12053, 12018, 11984, 11950, 11916, 11882, 11848,
55 11815, 11782, 11749, 11716, 11683, 11651, 11619, 11586, 11555, 11523, 11491,
56 11460, 11429, 11398, 11367, 11336, 11305, 11275, 11245, 11215, 11185, 11155,
57 11125, 11096, 11067, 11038, 11009, 10980, 10951, 10923, 10894, 10866, 10838,
58 10810, 10782, 10755, 10727, 10700, 10673, 10645, 10618, 10592, 10565, 10538,
59 10512, 10486, 10460, 10434, 10408, 10382, 10356, 10331, 10305, 10280, 10255,
60 10230, 10205, 10180, 10156, 10131, 10107, 10082, 10058, 10034, 10010, 9986,
61 9963, 9939, 9916, 9892, 9869, 9846, 9823, 9800, 9777, 9754, 9732,
62 9709, 9687, 9664, 9642, 9620, 9598, 9576, 9554, 9533, 9511, 9489,
63 9468, 9447, 9425, 9404, 9383, 9362, 9341, 9321, 9300, 9279, 9259,
64 9239, 9218, 9198, 9178, 9158, 9138, 9118, 9098, 9079, 9059, 9039,
65 9020, 9001, 8981, 8962, 8943, 8924, 8905, 8886, 8867, 8849, 8830,
66 8812, 8793, 8775, 8756, 8738, 8720, 8702, 8684, 8666, 8648, 8630,
67 8613, 8595, 8577, 8560, 8542, 8525, 8508, 8490, 8473, 8456, 8439,
68 8422, 8405, 8389, 8372, 8355, 8339, 8322, 8306, 8289, 8273, 8257,
69 8240, 8224, 8208, 8192
70 };
71
72 ✗ static uint32_t inverse_recenter(int r, uint32_t v)
73 {
74 ✗ if (v > 2 * r)
75 ✗ return v;
76 ✗ else if (v & 1)
77 ✗ return r - ((v + 1) >> 1);
78 else
79 ✗ return r + (v >> 1);
80 }
81
82 ✗ static uint32_t decode_unsigned_subexp_with_ref(uint32_t sub_exp,
83 int mx, int r)
84 {
85 ✗ if ((r << 1) <= mx) {
86 ✗ return inverse_recenter(r, sub_exp);
87 } else {
88 ✗ return mx - 1 - inverse_recenter(mx - 1 - r, sub_exp);
89 }
90 }
91
92 ✗ static int32_t decode_signed_subexp_with_ref(uint32_t sub_exp, int low,
93 int high, int r)
94 {
95 ✗ int32_t x = decode_unsigned_subexp_with_ref(sub_exp, high - low, r - low);
96 ✗ return x + low;
97 }
98
99 ✗ static void read_global_param(AV1DecContext *s, int type, int ref, int idx)
100 {
101 uint8_t primary_frame, prev_frame;
102 uint32_t abs_bits, prec_bits, round, prec_diff, sub, mx;
103 int32_t r, prev_gm_param;
104
105 ✗ primary_frame = s->raw_frame_header->primary_ref_frame;
106 ✗ prev_frame = s->raw_frame_header->ref_frame_idx[primary_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 ✗ prev_gm_param = s->ref[prev_frame].gm_params[ref][idx];
118
119 ✗ if (idx < 2) {
120 ✗ if (type == AV1_WARP_MODEL_TRANSLATION) {
121 ✗ abs_bits = AV1_GM_ABS_TRANS_ONLY_BITS -
122 ✗ !s->raw_frame_header->allow_high_precision_mv;
123 ✗ prec_bits = AV1_GM_TRANS_ONLY_PREC_BITS -
124 ✗ !s->raw_frame_header->allow_high_precision_mv;
125 } else {
126 ✗ abs_bits = AV1_GM_ABS_TRANS_BITS;
127 ✗ prec_bits = AV1_GM_TRANS_PREC_BITS;
128 }
129 }
130 ✗ round = (idx % 3) == 2 ? (1 << AV1_WARPEDMODEL_PREC_BITS) : 0;
131 ✗ prec_diff = AV1_WARPEDMODEL_PREC_BITS - prec_bits;
132 ✗ sub = (idx % 3) == 2 ? (1 << prec_bits) : 0;
133 ✗ mx = 1 << abs_bits;
134 ✗ r = (prev_gm_param >> prec_diff) - sub;
135
136 ✗ s->cur_frame.gm_params[ref][idx] =
137 ✗ (decode_signed_subexp_with_ref(s->raw_frame_header->gm_params[ref][idx],
138 ✗ -mx, mx + 1, r) << prec_diff) + round;
139 ✗ }
140
141 ✗ static uint64_t round_two(uint64_t x, uint16_t n)
142 {
143 ✗ if (n == 0)
144 ✗ return x;
145 ✗ return ((x + ((uint64_t)1 << (n - 1))) >> n);
146 }
147
148 ✗ static int64_t round_two_signed(int64_t x, uint16_t n)
149 {
150 ✗ return ((x<0) ? -((int64_t)round_two(-x, n)) : (int64_t)round_two(x, n));
151 }
152
153 /**
154 * Resolve divisor process.
155 * see spec 7.11.3.7
156 */
157 ✗ static int16_t resolve_divisor(uint32_t d, uint16_t *shift)
158 {
159 int32_t e, f;
160
161 ✗ *shift = av_log2(d);
162 ✗ e = d - (1 << (*shift));
163 ✗ if (*shift > AV1_DIV_LUT_BITS)
164 ✗ f = round_two(e, *shift - AV1_DIV_LUT_BITS);
165 else
166 ✗ f = e << (AV1_DIV_LUT_BITS - (*shift));
167
168 ✗ *shift += AV1_DIV_LUT_PREC_BITS;
169
170 ✗ return div_lut[f];
171 }
172
173 /**
174 * check if global motion params is valid.
175 * see spec 7.11.3.6
176 */
177 ✗ static uint8_t get_shear_params_valid(AV1DecContext *s, int idx)
178 {
179 int16_t alpha, beta, gamma, delta, divf, divs;
180 int64_t v, w;
181 ✗ int32_t *param = &s->cur_frame.gm_params[idx][0];
182 ✗ if (param[2] <= 0)
183 ✗ return 0;
184
185 ✗ alpha = av_clip_int16(param[2] - (1 << AV1_WARPEDMODEL_PREC_BITS));
186 ✗ beta = av_clip_int16(param[3]);
187 ✗ divf = resolve_divisor(abs(param[2]), &divs);
188 ✗ v = (int64_t)param[4] * (1 << AV1_WARPEDMODEL_PREC_BITS);
189 ✗ w = (int64_t)param[3] * param[4];
190 ✗ gamma = av_clip_int16((int)round_two_signed((v * divf), divs));
191 ✗ delta = av_clip_int16(param[5] - (int)round_two_signed((w * divf), divs) - (1 << AV1_WARPEDMODEL_PREC_BITS));
192
193 ✗ alpha = round_two_signed(alpha, AV1_WARP_PARAM_REDUCE_BITS) << AV1_WARP_PARAM_REDUCE_BITS;
194 ✗ beta = round_two_signed(beta, AV1_WARP_PARAM_REDUCE_BITS) << AV1_WARP_PARAM_REDUCE_BITS;
195 ✗ gamma = round_two_signed(gamma, AV1_WARP_PARAM_REDUCE_BITS) << AV1_WARP_PARAM_REDUCE_BITS;
196 ✗ delta = round_two_signed(delta, AV1_WARP_PARAM_REDUCE_BITS) << AV1_WARP_PARAM_REDUCE_BITS;
197
198 ✗ if ((4 * abs(alpha) + 7 * abs(beta)) >= (1 << AV1_WARPEDMODEL_PREC_BITS) ||
199 ✗ (4 * abs(gamma) + 4 * abs(delta)) >= (1 << AV1_WARPEDMODEL_PREC_BITS))
200 ✗ return 0;
201
202 ✗ return 1;
203 }
204
205 /**
206 * update gm type/params, since cbs already implemented part of this function,
207 * so we don't need to full implement spec.
208 */
209 ✗ static void global_motion_params(AV1DecContext *s)
210 {
211 ✗ const AV1RawFrameHeader *header = s->raw_frame_header;
212 int type, ref;
213
214 ✗ for (ref = AV1_REF_FRAME_LAST; ref <= AV1_REF_FRAME_ALTREF; ref++) {
215 ✗ s->cur_frame.gm_type[ref] = AV1_WARP_MODEL_IDENTITY;
216 ✗ for (int i = 0; i < 6; i++)
217 ✗ s->cur_frame.gm_params[ref][i] = (i % 3 == 2) ?
218 ✗ 1 << AV1_WARPEDMODEL_PREC_BITS : 0;
219 }
220 ✗ if (header->frame_type == AV1_FRAME_KEY ||
221 ✗ header->frame_type == AV1_FRAME_INTRA_ONLY)
222 ✗ return;
223
224 ✗ for (ref = AV1_REF_FRAME_LAST; ref <= AV1_REF_FRAME_ALTREF; ref++) {
225 ✗ if (header->is_global[ref]) {
226 ✗ if (header->is_rot_zoom[ref]) {
227 ✗ type = AV1_WARP_MODEL_ROTZOOM;
228 } else {
229 ✗ type = header->is_translation[ref] ? AV1_WARP_MODEL_TRANSLATION
230 ✗ : AV1_WARP_MODEL_AFFINE;
231 }
232 } else {
233 ✗ type = AV1_WARP_MODEL_IDENTITY;
234 }
235 ✗ s->cur_frame.gm_type[ref] = type;
236
237 ✗ if (type >= AV1_WARP_MODEL_ROTZOOM) {
238 ✗ read_global_param(s, type, ref, 2);
239 ✗ read_global_param(s, type, ref, 3);
240 ✗ if (type == AV1_WARP_MODEL_AFFINE) {
241 ✗ read_global_param(s, type, ref, 4);
242 ✗ read_global_param(s, type, ref, 5);
243 } else {
244 ✗ s->cur_frame.gm_params[ref][4] = -s->cur_frame.gm_params[ref][3];
245 ✗ s->cur_frame.gm_params[ref][5] = s->cur_frame.gm_params[ref][2];
246 }
247 }
248 ✗ if (type >= AV1_WARP_MODEL_TRANSLATION) {
249 ✗ read_global_param(s, type, ref, 0);
250 ✗ read_global_param(s, type, ref, 1);
251 }
252 ✗ if (type <= AV1_WARP_MODEL_AFFINE) {
253 ✗ s->cur_frame.gm_invalid[ref] = !get_shear_params_valid(s, ref);
254 }
255 }
256 }
257
258 ✗ static int get_relative_dist(const AV1RawSequenceHeader *seq,
259 unsigned int a, unsigned int b)
260 {
261 ✗ unsigned int diff = a - b;
262 ✗ unsigned int m = 1 << seq->order_hint_bits_minus_1;
263 ✗ return (diff & (m - 1)) - (diff & m);
264 }
265
266 ✗ static void skip_mode_params(AV1DecContext *s)
267 {
268 ✗ const AV1RawFrameHeader *header = s->raw_frame_header;
269 ✗ const AV1RawSequenceHeader *seq = s->raw_seq;
270
271 int forward_idx, backward_idx;
272 int forward_hint, backward_hint;
273 int second_forward_idx, second_forward_hint;
274 int ref_hint, dist, i;
275
276 ✗ if (header->frame_type == AV1_FRAME_KEY ||
277 ✗ header->frame_type == AV1_FRAME_INTRA_ONLY ||
278 ✗ !header->reference_select || !seq->enable_order_hint)
279 ✗ return;
280
281 ✗ forward_idx = -1;
282 ✗ backward_idx = -1;
283 ✗ for (i = 0; i < AV1_REFS_PER_FRAME; i++) {
284 ✗ if (!s->ref[header->ref_frame_idx[i]].raw_frame_header)
285 ✗ return;
286 ✗ ref_hint = s->ref[header->ref_frame_idx[i]].raw_frame_header->order_hint;
287 ✗ dist = get_relative_dist(seq, ref_hint, header->order_hint);
288 ✗ if (dist < 0) {
289 ✗ if (forward_idx < 0 ||
290 ✗ get_relative_dist(seq, ref_hint, forward_hint) > 0) {
291 ✗ forward_idx = i;
292 ✗ forward_hint = ref_hint;
293 }
294 ✗ } else if (dist > 0) {
295 ✗ if (backward_idx < 0 ||
296 ✗ get_relative_dist(seq, ref_hint, backward_hint) < 0) {
297 ✗ backward_idx = i;
298 ✗ backward_hint = ref_hint;
299 }
300 }
301 }
302
303 ✗ if (forward_idx < 0) {
304 ✗ return;
305 ✗ } else if (backward_idx >= 0) {
306 ✗ s->cur_frame.skip_mode_frame_idx[0] =
307 ✗ AV1_REF_FRAME_LAST + FFMIN(forward_idx, backward_idx);
308 ✗ s->cur_frame.skip_mode_frame_idx[1] =
309 ✗ AV1_REF_FRAME_LAST + FFMAX(forward_idx, backward_idx);
310 ✗ return;
311 }
312
313 ✗ second_forward_idx = -1;
314 ✗ for (i = 0; i < AV1_REFS_PER_FRAME; i++) {
315 ✗ ref_hint = s->ref[header->ref_frame_idx[i]].raw_frame_header->order_hint;
316 ✗ if (get_relative_dist(seq, ref_hint, forward_hint) < 0) {
317 ✗ if (second_forward_idx < 0 ||
318 ✗ get_relative_dist(seq, ref_hint, second_forward_hint) > 0) {
319 ✗ second_forward_idx = i;
320 ✗ second_forward_hint = ref_hint;
321 }
322 }
323 }
324
325 ✗ if (second_forward_idx < 0)
326 ✗ return;
327
328 ✗ s->cur_frame.skip_mode_frame_idx[0] =
329 ✗ AV1_REF_FRAME_LAST + FFMIN(forward_idx, second_forward_idx);
330 ✗ s->cur_frame.skip_mode_frame_idx[1] =
331 ✗ AV1_REF_FRAME_LAST + FFMAX(forward_idx, second_forward_idx);
332 }
333
334 ✗ static void coded_lossless_param(AV1DecContext *s)
335 {
336 ✗ const AV1RawFrameHeader *header = s->raw_frame_header;
337 int i;
338
339 ✗ if (header->delta_q_y_dc || header->delta_q_u_ac ||
340 ✗ header->delta_q_u_dc || header->delta_q_v_ac ||
341 ✗ header->delta_q_v_dc) {
342 ✗ s->cur_frame.coded_lossless = 0;
343 ✗ return;
344 }
345
346 ✗ s->cur_frame.coded_lossless = 1;
347 ✗ for (i = 0; i < AV1_MAX_SEGMENTS; i++) {
348 int qindex;
349 ✗ if (header->feature_enabled[i][AV1_SEG_LVL_ALT_Q]) {
350 ✗ qindex = (header->base_q_idx +
351 ✗ header->feature_value[i][AV1_SEG_LVL_ALT_Q]);
352 } else {
353 ✗ qindex = header->base_q_idx;
354 }
355 ✗ qindex = av_clip_uintp2(qindex, 8);
356
357 ✗ if (qindex) {
358 ✗ s->cur_frame.coded_lossless = 0;
359 ✗ return;
360 }
361 }
362 }
363
364 ✗ static void order_hint_info(AV1DecContext *s)
365 {
366 ✗ const AV1RawFrameHeader *header = s->raw_frame_header;
367 ✗ const AV1RawSequenceHeader *seq = s->raw_seq;
368 ✗ AV1Frame *frame = &s->cur_frame;
369
370 ✗ frame->order_hint = header->order_hint;
371
372 ✗ for (int i = 0; i < AV1_REFS_PER_FRAME; i++) {
373 ✗ int ref_name = i + AV1_REF_FRAME_LAST;
374 ✗ int ref_slot = header->ref_frame_idx[i];
375 ✗ int ref_order_hint = s->ref[ref_slot].order_hint;
376
377 ✗ frame->order_hints[ref_name] = ref_order_hint;
378 ✗ if (!seq->enable_order_hint) {
379 ✗ frame->ref_frame_sign_bias[ref_name] = 0;
380 } else {
381 ✗ frame->ref_frame_sign_bias[ref_name] =
382 ✗ get_relative_dist(seq, ref_order_hint,
383 ✗ frame->order_hint) > 0;
384 }
385 }
386 ✗ }
387
388 ✗ static void load_grain_params(AV1DecContext *s)
389 {
390 ✗ const AV1RawFrameHeader *header = s->raw_frame_header;
391 ✗ const AV1RawFilmGrainParams *film_grain = &header->film_grain, *src;
392 ✗ AV1RawFilmGrainParams *dst = &s->cur_frame.film_grain;
393
394 ✗ if (!film_grain->apply_grain)
395 ✗ return;
396
397 ✗ if (film_grain->update_grain) {
398 ✗ memcpy(dst, film_grain, sizeof(*dst));
399 ✗ return;
400 }
401
402 ✗ src = &s->ref[film_grain->film_grain_params_ref_idx].film_grain;
403
404 ✗ memcpy(dst, src, sizeof(*dst));
405 ✗ dst->grain_seed = film_grain->grain_seed;
406 }
407
408 24 static int init_tile_data(AV1DecContext *s)
409
410 {
411 24 int cur_tile_num =
412 24 s->raw_frame_header->tile_cols * s->raw_frame_header->tile_rows;
413
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 24 if (s->tile_num < cur_tile_num) {
414 24 int ret = av_reallocp_array(&s->tile_group_info, cur_tile_num,
415 sizeof(TileGroupInfo));
416
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 24 if (ret < 0) {
417 ✗ s->tile_num = 0;
418 ✗ return ret;
419 }
420 }
421 24 s->tile_num = cur_tile_num;
422
423 24 return 0;
424 }
425
426 32 static int get_tiles_info(AVCodecContext *avctx, const AV1RawTileGroup *tile_group)
427 {
428 32 AV1DecContext *s = avctx->priv_data;
429 GetByteContext gb;
430 uint16_t tile_num, tile_row, tile_col;
431 32 uint32_t size = 0, size_bytes = 0;
432
433 32 bytestream2_init(&gb, tile_group->tile_data.data,
434 32 tile_group->tile_data.data_size);
435 32 s->tg_start = tile_group->tg_start;
436 32 s->tg_end = tile_group->tg_end;
437
438
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 47 for (tile_num = tile_group->tg_start; tile_num <= tile_group->tg_end; tile_num++) {
439 47 tile_row = tile_num / s->raw_frame_header->tile_cols;
440 47 tile_col = tile_num % s->raw_frame_header->tile_cols;
441
442
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 47 if (tile_num == tile_group->tg_end) {
443 32 s->tile_group_info[tile_num].tile_size = bytestream2_get_bytes_left(&gb);
444 32 s->tile_group_info[tile_num].tile_offset = bytestream2_tell(&gb);
445 32 s->tile_group_info[tile_num].tile_row = tile_row;
446 32 s->tile_group_info[tile_num].tile_column = tile_col;
447 32 return 0;
448 }
449 15 size_bytes = s->raw_frame_header->tile_size_bytes_minus1 + 1;
450
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 15 if (bytestream2_get_bytes_left(&gb) < size_bytes)
451 ✗ return AVERROR_INVALIDDATA;
452 15 size = 0;
453
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 53 for (int i = 0; i < size_bytes; i++)
454 38 size |= bytestream2_get_byteu(&gb) << 8 * i;
455
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 15 if (bytestream2_get_bytes_left(&gb) <= size)
456 ✗ return AVERROR_INVALIDDATA;
457 15 size++;
458
459 15 s->tile_group_info[tile_num].tile_size = size;
460 15 s->tile_group_info[tile_num].tile_offset = bytestream2_tell(&gb);
461 15 s->tile_group_info[tile_num].tile_row = tile_row;
462 15 s->tile_group_info[tile_num].tile_column = tile_col;
463
464 15 bytestream2_skipu(&gb, size);
465 }
466
467 ✗ return 0;
468
469 }
470
471 25 static enum AVPixelFormat get_sw_pixel_format(void *logctx,
472 const AV1RawSequenceHeader *seq)
473 {
474 int bit_depth;
475 25 enum AVPixelFormat pix_fmt = AV_PIX_FMT_NONE;
476
477
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 25 if (seq->seq_profile == 2 && seq->color_config.high_bitdepth)
478 ✗ bit_depth = seq->color_config.twelve_bit ? 12 : 10;
479
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 25 else if (seq->seq_profile <= 2)
480
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 25 bit_depth = seq->color_config.high_bitdepth ? 10 : 8;
481 else {
482 ✗ av_log(logctx, AV_LOG_ERROR,
483 ✗ "Unknown AV1 profile %d.\n", seq->seq_profile);
484 ✗ return AV_PIX_FMT_NONE;
485 }
486
487
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 25 if (!seq->color_config.mono_chrome) {
488 // 4:4:4 x:0 y:0, 4:2:2 x:1 y:0, 4:2:0 x:1 y:1
489
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 25 if (seq->color_config.subsampling_x == 0 &&
490 ✗ seq->color_config.subsampling_y == 0) {
491 ✗ if (bit_depth == 8)
492 ✗ pix_fmt = AV_PIX_FMT_YUV444P;
493 ✗ else if (bit_depth == 10)
494 ✗ pix_fmt = AV_PIX_FMT_YUV444P10;
495 ✗ else if (bit_depth == 12)
496 ✗ pix_fmt = AV_PIX_FMT_YUV444P12;
497 else
498 ✗ av_assert0(0);
499
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 25 } else if (seq->color_config.subsampling_x == 1 &&
500
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 25 seq->color_config.subsampling_y == 0) {
501 ✗ if (bit_depth == 8)
502 ✗ pix_fmt = AV_PIX_FMT_YUV422P;
503 ✗ else if (bit_depth == 10)
504 ✗ pix_fmt = AV_PIX_FMT_YUV422P10;
505 ✗ else if (bit_depth == 12)
506 ✗ pix_fmt = AV_PIX_FMT_YUV422P12;
507 else
508 ✗ av_assert0(0);
509
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 25 } else if (seq->color_config.subsampling_x == 1 &&
510
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 25 seq->color_config.subsampling_y == 1) {
511
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 25 if (bit_depth == 8)
512 24 pix_fmt = AV_PIX_FMT_YUV420P;
513
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 1 else if (bit_depth == 10)
514 1 pix_fmt = AV_PIX_FMT_YUV420P10;
515 ✗ else if (bit_depth == 12)
516 ✗ pix_fmt = AV_PIX_FMT_YUV420P12;
517 else
518 ✗ av_assert0(0);
519 }
520 } else {
521 ✗ if (bit_depth == 8)
522 ✗ pix_fmt = AV_PIX_FMT_GRAY8;
523 ✗ else if (bit_depth == 10)
524 ✗ pix_fmt = AV_PIX_FMT_GRAY10;
525 ✗ else if (bit_depth == 12)
526 ✗ pix_fmt = AV_PIX_FMT_GRAY12;
527 else
528 ✗ av_assert0(0);
529 }
530
531 25 return pix_fmt;
532 }
533
534 ✗ static int get_pixel_format(AVCodecContext *avctx)
535 {
536 ✗ AV1DecContext *s = avctx->priv_data;
537 ✗ const AV1RawSequenceHeader *seq = s->raw_seq;
538 int ret;
539 ✗ enum AVPixelFormat pix_fmt = get_sw_pixel_format(avctx, seq);
540 #define HWACCEL_MAX (CONFIG_AV1_DXVA2_HWACCEL + \
541 CONFIG_AV1_D3D11VA_HWACCEL * 2 + \
542 CONFIG_AV1_D3D12VA_HWACCEL + \
543 CONFIG_AV1_NVDEC_HWACCEL + \
544 CONFIG_AV1_VAAPI_HWACCEL + \
545 CONFIG_AV1_VDPAU_HWACCEL + \
546 CONFIG_AV1_VIDEOTOOLBOX_HWACCEL + \
547 CONFIG_AV1_VULKAN_HWACCEL)
548 ✗ enum AVPixelFormat pix_fmts[HWACCEL_MAX + 2], *fmtp = pix_fmts;
549
550 ✗ if (pix_fmt == AV_PIX_FMT_NONE)
551 ✗ return -1;
552
553 ✗ switch (pix_fmt) {
554 ✗ case AV_PIX_FMT_YUV420P:
555 #if CONFIG_AV1_DXVA2_HWACCEL
556 *fmtp++ = AV_PIX_FMT_DXVA2_VLD;
557 #endif
558 #if CONFIG_AV1_D3D11VA_HWACCEL
559 *fmtp++ = AV_PIX_FMT_D3D11VA_VLD;
560 *fmtp++ = AV_PIX_FMT_D3D11;
561 #endif
562 #if CONFIG_AV1_D3D12VA_HWACCEL
563 *fmtp++ = AV_PIX_FMT_D3D12;
564 #endif
565 #if CONFIG_AV1_NVDEC_HWACCEL
566 *fmtp++ = AV_PIX_FMT_CUDA;
567 #endif
568 #if CONFIG_AV1_VAAPI_HWACCEL
569 ✗ *fmtp++ = AV_PIX_FMT_VAAPI;
570 #endif
571 #if CONFIG_AV1_VDPAU_HWACCEL
572 ✗ *fmtp++ = AV_PIX_FMT_VDPAU;
573 #endif
574 #if CONFIG_AV1_VIDEOTOOLBOX_HWACCEL
575 *fmtp++ = AV_PIX_FMT_VIDEOTOOLBOX;
576 #endif
577 #if CONFIG_AV1_VULKAN_HWACCEL
578 *fmtp++ = AV_PIX_FMT_VULKAN;
579 #endif
580 ✗ break;
581 ✗ case AV_PIX_FMT_YUV420P10:
582 #if CONFIG_AV1_DXVA2_HWACCEL
583 *fmtp++ = AV_PIX_FMT_DXVA2_VLD;
584 #endif
585 #if CONFIG_AV1_D3D11VA_HWACCEL
586 *fmtp++ = AV_PIX_FMT_D3D11VA_VLD;
587 *fmtp++ = AV_PIX_FMT_D3D11;
588 #endif
589 #if CONFIG_AV1_D3D12VA_HWACCEL
590 *fmtp++ = AV_PIX_FMT_D3D12;
591 #endif
592 #if CONFIG_AV1_NVDEC_HWACCEL
593 *fmtp++ = AV_PIX_FMT_CUDA;
594 #endif
595 #if CONFIG_AV1_VAAPI_HWACCEL
596 ✗ *fmtp++ = AV_PIX_FMT_VAAPI;
597 #endif
598 #if CONFIG_AV1_VDPAU_HWACCEL
599 ✗ *fmtp++ = AV_PIX_FMT_VDPAU;
600 #endif
601 #if CONFIG_AV1_VIDEOTOOLBOX_HWACCEL
602 *fmtp++ = AV_PIX_FMT_VIDEOTOOLBOX;
603 #endif
604 #if CONFIG_AV1_VULKAN_HWACCEL
605 *fmtp++ = AV_PIX_FMT_VULKAN;
606 #endif
607 ✗ break;
608 ✗ case AV_PIX_FMT_YUV420P12:
609 #if CONFIG_AV1_VULKAN_HWACCEL
610 *fmtp++ = AV_PIX_FMT_VULKAN;
611 #endif
612 ✗ break;
613 ✗ case AV_PIX_FMT_YUV422P:
614 #if CONFIG_AV1_VULKAN_HWACCEL
615 *fmtp++ = AV_PIX_FMT_VULKAN;
616 #endif
617 ✗ break;
618 ✗ case AV_PIX_FMT_YUV422P10:
619 #if CONFIG_AV1_VULKAN_HWACCEL
620 *fmtp++ = AV_PIX_FMT_VULKAN;
621 #endif
622 ✗ break;
623 ✗ case AV_PIX_FMT_YUV422P12:
624 #if CONFIG_AV1_VULKAN_HWACCEL
625 *fmtp++ = AV_PIX_FMT_VULKAN;
626 #endif
627 ✗ break;
628 ✗ case AV_PIX_FMT_YUV444P:
629 #if CONFIG_AV1_VULKAN_HWACCEL
630 *fmtp++ = AV_PIX_FMT_VULKAN;
631 #endif
632 ✗ break;
633 ✗ case AV_PIX_FMT_YUV444P10:
634 #if CONFIG_AV1_VULKAN_HWACCEL
635 *fmtp++ = AV_PIX_FMT_VULKAN;
636 #endif
637 ✗ break;
638 ✗ case AV_PIX_FMT_YUV444P12:
639 #if CONFIG_AV1_VULKAN_HWACCEL
640 *fmtp++ = AV_PIX_FMT_VULKAN;
641 #endif
642 ✗ break;
643 ✗ case AV_PIX_FMT_GRAY8:
644 #if CONFIG_AV1_NVDEC_HWACCEL
645 *fmtp++ = AV_PIX_FMT_CUDA;
646 #endif
647 ✗ break;
648 ✗ case AV_PIX_FMT_GRAY10:
649 #if CONFIG_AV1_NVDEC_HWACCEL
650 *fmtp++ = AV_PIX_FMT_CUDA;
651 #endif
652 ✗ break;
653 }
654
655 ✗ *fmtp++ = pix_fmt;
656 ✗ *fmtp = AV_PIX_FMT_NONE;
657
658 ✗ for (int i = 0; pix_fmts[i] != pix_fmt; i++)
659 ✗ if (pix_fmts[i] == avctx->pix_fmt) {
660 ✗ s->pix_fmt = pix_fmt;
661 ✗ return 1;
662 }
663
664 ✗ ret = ff_get_format(avctx, pix_fmts);
665
666 /**
667 * check if the HW accel is inited correctly. If not, return un-implemented.
668 * Since now the av1 decoder doesn't support native decode, if it will be
669 * implemented in the future, need remove this check.
670 */
671 ✗ if (!avctx->hwaccel) {
672 ✗ av_log(avctx, AV_LOG_ERROR, "Your platform doesn't support"
673 " hardware accelerated AV1 decoding.\n");
674 ✗ avctx->pix_fmt = AV_PIX_FMT_NONE;
675 ✗ return AVERROR(ENOSYS);
676 }
677
678 ✗ s->pix_fmt = pix_fmt;
679 ✗ avctx->pix_fmt = ret;
680
681 ✗ av_log(avctx, AV_LOG_DEBUG, "AV1 decode get format: %s.\n",
682 av_get_pix_fmt_name(avctx->pix_fmt));
683
684 ✗ return 0;
685 }
686
687 249 static void av1_frame_unref(AV1Frame *f)
688 {
689 249 ff_progress_frame_unref(&f->pf);
690 249 ff_refstruct_unref(&f->hwaccel_picture_private);
691 249 ff_refstruct_unref(&f->header_ref);
692 249 f->raw_frame_header = NULL;
693 249 f->spatial_id = f->temporal_id = 0;
694 249 memset(f->skip_mode_frame_idx, 0,
695 2 * sizeof(uint8_t));
696 249 memset(&f->film_grain, 0, sizeof(f->film_grain));
697 249 f->coded_lossless = 0;
698 249 }
699
700 178 static void av1_frame_replace(AV1Frame *dst, const AV1Frame *src)
701 {
702 av_assert1(dst != src);
703
704 178 ff_refstruct_replace(&dst->header_ref, src->header_ref);
705
706 178 dst->raw_frame_header = src->raw_frame_header;
707
708 178 ff_progress_frame_replace(&dst->pf, &src->pf);
709
710 178 ff_refstruct_replace(&dst->hwaccel_picture_private,
711 178 src->hwaccel_picture_private);
712
713 178 dst->spatial_id = src->spatial_id;
714 178 dst->temporal_id = src->temporal_id;
715 178 memcpy(dst->gm_invalid,
716 178 src->gm_invalid,
717 AV1_NUM_REF_FRAMES * sizeof(uint8_t));
718 178 memcpy(dst->gm_type,
719 178 src->gm_type,
720 AV1_NUM_REF_FRAMES * sizeof(uint8_t));
721 178 memcpy(dst->gm_params,
722 178 src->gm_params,
723 AV1_NUM_REF_FRAMES * 6 * sizeof(int32_t));
724 178 memcpy(dst->skip_mode_frame_idx,
725 178 src->skip_mode_frame_idx,
726 2 * sizeof(uint8_t));
727 178 memcpy(&dst->film_grain,
728 178 &src->film_grain,
729 sizeof(dst->film_grain));
730 178 dst->coded_lossless = src->coded_lossless;
731
732 178 dst->order_hint = src->order_hint;
733 178 memcpy(dst->ref_frame_sign_bias, src->ref_frame_sign_bias,
734 sizeof(dst->ref_frame_sign_bias));
735 178 memcpy(dst->order_hints, src->order_hints,
736 sizeof(dst->order_hints));
737
738 178 dst->force_integer_mv = src->force_integer_mv;
739 178 }
740
741 25 static av_cold int av1_decode_free(AVCodecContext *avctx)
742 {
743 25 AV1DecContext *s = avctx->priv_data;
744 AV1RawMetadataITUTT35 itut_t35;
745
746
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 225 for (int i = 0; i < FF_ARRAY_ELEMS(s->ref); i++)
747 200 av1_frame_unref(&s->ref[i]);
748 25 av1_frame_unref(&s->cur_frame);
749 25 av_buffer_unref(&s->seq_data_ref);
750 25 ff_refstruct_unref(&s->seq_ref);
751 25 ff_refstruct_unref(&s->header_ref);
752 25 ff_refstruct_unref(&s->cll_ref);
753 25 ff_refstruct_unref(&s->mdcv_ref);
754 25 av_freep(&s->tile_group_info);
755
756
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 25 while (s->itut_t35_fifo && av_fifo_read(s->itut_t35_fifo, &itut_t35, 1) >= 0)
757 ✗ av_buffer_unref(&itut_t35.payload_ref);
758 25 av_fifo_freep2(&s->itut_t35_fifo);
759
760 25 ff_cbs_fragment_free(&s->current_obu);
761 25 ff_cbs_close(&s->cbc);
762 25 ff_dovi_ctx_unref(&s->dovi);
763
764 25 return 0;
765 }
766
767 25 static int set_context_with_sequence(AVCodecContext *avctx,
768 const AV1RawSequenceHeader *seq)
769 {
770 25 int width = seq->max_frame_width_minus_1 + 1;
771 25 int height = seq->max_frame_height_minus_1 + 1;
772
773 25 avctx->profile = seq->seq_profile;
774 25 avctx->level = seq->seq_level_idx[0];
775
776 25 avctx->color_range =
777
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 25 seq->color_config.color_range ? AVCOL_RANGE_JPEG : AVCOL_RANGE_MPEG;
778 25 avctx->color_primaries = seq->color_config.color_primaries;
779 25 avctx->colorspace = seq->color_config.matrix_coefficients;
780 25 avctx->color_trc = seq->color_config.transfer_characteristics;
781
782
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 25 switch (seq->color_config.chroma_sample_position) {
783 ✗ case AV1_CSP_VERTICAL:
784 ✗ avctx->chroma_sample_location = AVCHROMA_LOC_LEFT;
785 ✗ break;
786 ✗ case AV1_CSP_COLOCATED:
787 ✗ avctx->chroma_sample_location = AVCHROMA_LOC_TOPLEFT;
788 ✗ break;
789 }
790
791
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 25 if (seq->film_grain_params_present)
792 2 avctx->properties |= FF_CODEC_PROPERTY_FILM_GRAIN;
793 else
794 23 avctx->properties &= ~FF_CODEC_PROPERTY_FILM_GRAIN;
795
796
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 25 if (avctx->width != width || avctx->height != height) {
797 1 int ret = ff_set_dimensions(avctx, width, height);
798
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 1 if (ret < 0)
799 ✗ return ret;
800 }
801
802
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 25 if (seq->timing_info_present_flag)
803 4 avctx->framerate = ff_av1_framerate(1LL + seq->timing_info.num_ticks_per_picture_minus_1,
804 4 seq->timing_info.num_units_in_display_tick,
805 4 seq->timing_info.time_scale);
806
807
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 25 if (avctx->pix_fmt == AV_PIX_FMT_NONE)
808 25 avctx->pix_fmt = get_sw_pixel_format(avctx, seq);
809
810 25 return 0;
811 }
812
813 ✗ static int update_context_with_frame_header(AVCodecContext *avctx,
814 const AV1RawFrameHeader *header)
815 {
816 AVRational aspect_ratio;
817 ✗ int width = header->frame_width_minus_1 + 1;
818 ✗ int height = header->frame_height_minus_1 + 1;
819 ✗ int r_width = header->render_width_minus_1 + 1;
820 ✗ int r_height = header->render_height_minus_1 + 1;
821 int ret;
822
823 ✗ if (avctx->width != width || avctx->height != height) {
824 ✗ ret = ff_set_dimensions(avctx, width, height);
825 ✗ if (ret < 0)
826 ✗ return ret;
827 }
828
829 ✗ av_reduce(&aspect_ratio.num, &aspect_ratio.den,
830 ✗ (int64_t)height * r_width,
831 ✗ (int64_t)width * r_height,
832 INT_MAX);
833
834 ✗ if (av_cmp_q(avctx->sample_aspect_ratio, aspect_ratio)) {
835 ✗ ret = ff_set_sar(avctx, aspect_ratio);
836 ✗ if (ret < 0)
837 ✗ return ret;
838 }
839
840 ✗ return 0;
841 }
842
843 static const CodedBitstreamUnitType decompose_unit_types[] = {
844 AV1_OBU_FRAME,
845 AV1_OBU_FRAME_HEADER,
846 AV1_OBU_METADATA,
847 AV1_OBU_REDUNDANT_FRAME_HEADER,
848 AV1_OBU_SEQUENCE_HEADER,
849 AV1_OBU_TEMPORAL_DELIMITER,
850 AV1_OBU_TILE_GROUP,
851 };
852
853 25 static av_cold int av1_decode_init(AVCodecContext *avctx)
854 {
855 25 AV1DecContext *s = avctx->priv_data;
856 AV1RawSequenceHeader *seq;
857 const AVPacketSideData *sd;
858 int ret;
859
860 25 s->avctx = avctx;
861 25 s->pkt = avctx->internal->in_pkt;
862 25 s->pix_fmt = AV_PIX_FMT_NONE;
863
864 25 ret = ff_cbs_init(&s->cbc, AV_CODEC_ID_AV1, avctx);
865
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 25 if (ret < 0)
866 ✗ return ret;
867
868 25 s->cbc->decompose_unit_types = decompose_unit_types;
869 25 s->cbc->nb_decompose_unit_types = FF_ARRAY_ELEMS(decompose_unit_types);
870
871 25 s->itut_t35_fifo = av_fifo_alloc2(1, sizeof(AV1RawMetadataITUTT35),
872 AV_FIFO_FLAG_AUTO_GROW);
873
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 25 if (!s->itut_t35_fifo)
874 ✗ return AVERROR(ENOMEM);
875
876 25 av_opt_set_int(s->cbc->priv_data, "operating_point", s->operating_point, 0);
877
878
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 25 if (avctx->extradata && avctx->extradata_size) {
879 5 ret = ff_cbs_read_extradata_from_codec(s->cbc,
880 &s->current_obu,
881 avctx);
882
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 5 if (ret < 0) {
883 ✗ av_log(avctx, AV_LOG_WARNING, "Failed to read extradata.\n");
884 ✗ goto end;
885 }
886
887 5 seq = ((CodedBitstreamAV1Context *)(s->cbc->priv_data))->sequence_header;
888
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 5 if (!seq) {
889 2 av_log(avctx, AV_LOG_WARNING, "No sequence header available.\n");
890 2 goto end;
891 }
892
893 3 ret = set_context_with_sequence(avctx, seq);
894
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 3 if (ret < 0) {
895 ✗ av_log(avctx, AV_LOG_WARNING, "Failed to set decoder context.\n");
896 ✗ goto end;
897 }
898
899 3 end:
900 5 ff_cbs_fragment_reset(&s->current_obu);
901 }
902
903 25 s->dovi.logctx = avctx;
904 25 s->dovi.cfg.dv_profile = 10; // default for AV1
905 25 sd = ff_get_coded_side_data(avctx, AV_PKT_DATA_DOVI_CONF);
906
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 25 if (sd && sd->size >= sizeof(s->dovi.cfg))
907 ✗ s->dovi.cfg = *(AVDOVIDecoderConfigurationRecord *) sd->data;
908
909 25 return ret;
910 }
911
912 ✗ static int av1_frame_alloc(AVCodecContext *avctx, AV1Frame *f)
913 {
914 ✗ AV1DecContext *s = avctx->priv_data;
915 ✗ AV1RawFrameHeader *header= s->raw_frame_header;
916 AVFrame *frame;
917 int ret;
918
919 ✗ ret = update_context_with_frame_header(avctx, header);
920 ✗ if (ret < 0) {
921 ✗ av_log(avctx, AV_LOG_ERROR, "Failed to update context with frame header\n");
922 ✗ return ret;
923 }
924
925 ✗ ret = ff_progress_frame_get_buffer(avctx, &f->pf, AV_GET_BUFFER_FLAG_REF);
926 ✗ if (ret < 0)
927 ✗ goto fail;
928
929 ✗ frame = f->f;
930 ✗ if (header->frame_type == AV1_FRAME_KEY)
931 ✗ frame->flags |= AV_FRAME_FLAG_KEY;
932 else
933 ✗ frame->flags &= ~AV_FRAME_FLAG_KEY;
934
935 ✗ switch (header->frame_type) {
936 ✗ case AV1_FRAME_KEY:
937 case AV1_FRAME_INTRA_ONLY:
938 ✗ frame->pict_type = AV_PICTURE_TYPE_I;
939 ✗ break;
940 ✗ case AV1_FRAME_INTER:
941 ✗ frame->pict_type = AV_PICTURE_TYPE_P;
942 ✗ break;
943 ✗ case AV1_FRAME_SWITCH:
944 ✗ frame->pict_type = AV_PICTURE_TYPE_SP;
945 ✗ break;
946 }
947
948 ✗ ret = ff_hwaccel_frame_priv_alloc(avctx, &f->hwaccel_picture_private);
949 ✗ if (ret < 0)
950 ✗ goto fail;
951
952 ✗ return 0;
953
954 ✗ fail:
955 ✗ av1_frame_unref(f);
956 ✗ return ret;
957 }
958
959 ✗ static int export_itut_t35(AVCodecContext *avctx, AVFrame *frame,
960 const AV1RawMetadataITUTT35 *itut_t35)
961 {
962 GetByteContext gb;
963 ✗ AV1DecContext *s = avctx->priv_data;
964 int ret, provider_code;
965
966 ✗ bytestream2_init(&gb, itut_t35->payload, itut_t35->payload_size);
967
968 ✗ provider_code = bytestream2_get_be16(&gb);
969 ✗ switch (provider_code) {
970 ✗ case ITU_T_T35_PROVIDER_CODE_ATSC: {
971 ✗ uint32_t user_identifier = bytestream2_get_be32(&gb);
972 ✗ switch (user_identifier) {
973 ✗ case MKBETAG('G', 'A', '9', '4'): { // closed captions
974 ✗ AVBufferRef *buf = NULL;
975
976 ✗ ret = ff_parse_a53_cc(&buf, gb.buffer, bytestream2_get_bytes_left(&gb));
977 ✗ if (ret < 0)
978 ✗ return ret;
979 ✗ if (!ret)
980 ✗ break;
981
982 ✗ ret = ff_frame_new_side_data_from_buf(avctx, frame, AV_FRAME_DATA_A53_CC, &buf);
983 ✗ if (ret < 0)
984 ✗ return ret;
985
986 ✗ avctx->properties |= FF_CODEC_PROPERTY_CLOSED_CAPTIONS;
987 ✗ break;
988 }
989 ✗ default: // ignore unsupported identifiers
990 ✗ break;
991 }
992 ✗ break;
993 }
994 ✗ case ITU_T_T35_PROVIDER_CODE_SMTPE: {
995 AVDynamicHDRPlus *hdrplus;
996 ✗ int provider_oriented_code = bytestream2_get_be16(&gb);
997 ✗ int application_identifier = bytestream2_get_byte(&gb);
998
999 ✗ if (itut_t35->itu_t_t35_country_code != ITU_T_T35_COUNTRY_CODE_US ||
1000 ✗ provider_oriented_code != 1 || application_identifier != 4)
1001 break;
1002
1003 ✗ hdrplus = av_dynamic_hdr_plus_create_side_data(frame);
1004 ✗ if (!hdrplus)
1005 ✗ return AVERROR(ENOMEM);
1006
1007 ✗ ret = av_dynamic_hdr_plus_from_t35(hdrplus, gb.buffer,
1008 ✗ bytestream2_get_bytes_left(&gb));
1009 ✗ if (ret < 0)
1010 ✗ return ret;
1011 ✗ break;
1012 }
1013 ✗ case ITU_T_T35_PROVIDER_CODE_DOLBY: {
1014 ✗ int provider_oriented_code = bytestream2_get_be32(&gb);
1015 ✗ if (itut_t35->itu_t_t35_country_code != ITU_T_T35_COUNTRY_CODE_US ||
1016 provider_oriented_code != 0x800)
1017 break;
1018
1019 ✗ ret = ff_dovi_rpu_parse(&s->dovi, gb.buffer, gb.buffer_end - gb.buffer,
1020 avctx->err_recognition);
1021 ✗ if (ret < 0) {
1022 ✗ av_log(avctx, AV_LOG_WARNING, "Error parsing DOVI OBU.\n");
1023 ✗ break; // ignore
1024 }
1025
1026 ✗ ret = ff_dovi_attach_side_data(&s->dovi, frame);
1027 ✗ if (ret < 0)
1028 ✗ return ret;
1029 ✗ break;
1030 }
1031 ✗ default: // ignore unsupported provider codes
1032 ✗ break;
1033 }
1034
1035 ✗ return 0;
1036 }
1037
1038 ✗ static int export_metadata(AVCodecContext *avctx, AVFrame *frame)
1039 {
1040 ✗ AV1DecContext *s = avctx->priv_data;
1041 AV1RawMetadataITUTT35 itut_t35;
1042 ✗ int ret = 0;
1043
1044 ✗ if (s->mdcv) {
1045 AVMasteringDisplayMetadata *mastering;
1046
1047 ✗ ret = ff_decode_mastering_display_new(avctx, frame, &mastering);
1048 ✗ if (ret < 0)
1049 ✗ return ret;
1050
1051 ✗ if (mastering) {
1052 ✗ for (int i = 0; i < 3; i++) {
1053 ✗ mastering->display_primaries[i][0] = av_make_q(s->mdcv->primary_chromaticity_x[i], 1 << 16);
1054 ✗ mastering->display_primaries[i][1] = av_make_q(s->mdcv->primary_chromaticity_y[i], 1 << 16);
1055 }
1056 ✗ mastering->white_point[0] = av_make_q(s->mdcv->white_point_chromaticity_x, 1 << 16);
1057 ✗ mastering->white_point[1] = av_make_q(s->mdcv->white_point_chromaticity_y, 1 << 16);
1058
1059 ✗ mastering->max_luminance = av_make_q(s->mdcv->luminance_max, 1 << 8);
1060 ✗ mastering->min_luminance = av_make_q(s->mdcv->luminance_min, 1 << 14);
1061
1062 ✗ mastering->has_primaries = 1;
1063 ✗ mastering->has_luminance = 1;
1064 }
1065 }
1066
1067 ✗ if (s->cll) {
1068 AVContentLightMetadata *light;
1069
1070 ✗ ret = ff_decode_content_light_new(avctx, frame, &light);
1071 ✗ if (ret < 0)
1072 ✗ return ret;
1073
1074 ✗ if (light) {
1075 ✗ light->MaxCLL = s->cll->max_cll;
1076 ✗ light->MaxFALL = s->cll->max_fall;
1077 }
1078 }
1079
1080 ✗ while (av_fifo_read(s->itut_t35_fifo, &itut_t35, 1) >= 0) {
1081 ✗ if (ret >= 0)
1082 ✗ ret = export_itut_t35(avctx, frame, &itut_t35);
1083 ✗ av_buffer_unref(&itut_t35.payload_ref);
1084 }
1085
1086 ✗ return ret;
1087 }
1088
1089 ✗ static int export_film_grain(AVCodecContext *avctx, AVFrame *frame)
1090 {
1091 ✗ AV1DecContext *s = avctx->priv_data;
1092 ✗ const AV1RawFilmGrainParams *film_grain = &s->cur_frame.film_grain;
1093 ✗ const AVPixFmtDescriptor *pixdesc = av_pix_fmt_desc_get(frame->format);
1094 AVFilmGrainParams *fgp;
1095 AVFilmGrainAOMParams *aom;
1096
1097 ✗ av_assert0(pixdesc);
1098 ✗ if (!film_grain->apply_grain)
1099 ✗ return 0;
1100
1101 ✗ fgp = av_film_grain_params_create_side_data(frame);
1102 ✗ if (!fgp)
1103 ✗ return AVERROR(ENOMEM);
1104
1105 ✗ fgp->type = AV_FILM_GRAIN_PARAMS_AV1;
1106 ✗ fgp->seed = film_grain->grain_seed;
1107 ✗ fgp->width = frame->width;
1108 ✗ fgp->height = frame->height;
1109 ✗ fgp->color_range = frame->color_range;
1110 ✗ fgp->color_primaries = frame->color_primaries;
1111 ✗ fgp->color_trc = frame->color_trc;
1112 ✗ fgp->color_space = frame->colorspace;
1113 ✗ fgp->subsampling_x = pixdesc->log2_chroma_w;
1114 ✗ fgp->subsampling_y = pixdesc->log2_chroma_h;
1115
1116 ✗ aom = &fgp->codec.aom;
1117 ✗ aom->chroma_scaling_from_luma = film_grain->chroma_scaling_from_luma;
1118 ✗ aom->scaling_shift = film_grain->grain_scaling_minus_8 + 8;
1119 ✗ aom->ar_coeff_lag = film_grain->ar_coeff_lag;
1120 ✗ aom->ar_coeff_shift = film_grain->ar_coeff_shift_minus_6 + 6;
1121 ✗ aom->grain_scale_shift = film_grain->grain_scale_shift;
1122 ✗ aom->overlap_flag = film_grain->overlap_flag;
1123 ✗ aom->limit_output_range = film_grain->clip_to_restricted_range;
1124
1125 ✗ aom->num_y_points = film_grain->num_y_points;
1126 ✗ for (int i = 0; i < film_grain->num_y_points; i++) {
1127 ✗ aom->y_points[i][0] = film_grain->point_y_value[i];
1128 ✗ aom->y_points[i][1] = film_grain->point_y_scaling[i];
1129 }
1130 ✗ aom->num_uv_points[0] = film_grain->num_cb_points;
1131 ✗ for (int i = 0; i < film_grain->num_cb_points; i++) {
1132 ✗ aom->uv_points[0][i][0] = film_grain->point_cb_value[i];
1133 ✗ aom->uv_points[0][i][1] = film_grain->point_cb_scaling[i];
1134 }
1135 ✗ aom->num_uv_points[1] = film_grain->num_cr_points;
1136 ✗ for (int i = 0; i < film_grain->num_cr_points; i++) {
1137 ✗ aom->uv_points[1][i][0] = film_grain->point_cr_value[i];
1138 ✗ aom->uv_points[1][i][1] = film_grain->point_cr_scaling[i];
1139 }
1140
1141 ✗ for (int i = 0; i < 24; i++) {
1142 ✗ aom->ar_coeffs_y[i] = film_grain->ar_coeffs_y_plus_128[i] - 128;
1143 }
1144 ✗ for (int i = 0; i < 25; i++) {
1145 ✗ aom->ar_coeffs_uv[0][i] = film_grain->ar_coeffs_cb_plus_128[i] - 128;
1146 ✗ aom->ar_coeffs_uv[1][i] = film_grain->ar_coeffs_cr_plus_128[i] - 128;
1147 }
1148
1149 ✗ aom->uv_mult[0] = film_grain->cb_mult;
1150 ✗ aom->uv_mult[1] = film_grain->cr_mult;
1151 ✗ aom->uv_mult_luma[0] = film_grain->cb_luma_mult;
1152 ✗ aom->uv_mult_luma[1] = film_grain->cr_luma_mult;
1153 ✗ aom->uv_offset[0] = film_grain->cb_offset;
1154 ✗ aom->uv_offset[1] = film_grain->cr_offset;
1155
1156 ✗ return 0;
1157 }
1158
1159 ✗ static int set_output_frame(AVCodecContext *avctx, AVFrame *frame)
1160 {
1161 ✗ AV1DecContext *s = avctx->priv_data;
1162 ✗ const AVFrame *srcframe = s->cur_frame.f;
1163 ✗ AVPacket *pkt = s->pkt;
1164 int ret;
1165
1166 // TODO: all layers
1167 ✗ if (s->operating_point_idc &&
1168 ✗ av_log2(s->operating_point_idc >> 8) > s->cur_frame.spatial_id)
1169 ✗ return 0;
1170
1171 ✗ ret = av_frame_ref(frame, srcframe);
1172 ✗ if (ret < 0)
1173 ✗ return ret;
1174
1175 ✗ ret = export_metadata(avctx, frame);
1176 ✗ if (ret < 0) {
1177 ✗ av_frame_unref(frame);
1178 ✗ return ret;
1179 }
1180
1181 ✗ if (avctx->export_side_data & AV_CODEC_EXPORT_DATA_FILM_GRAIN) {
1182 ✗ ret = export_film_grain(avctx, frame);
1183 ✗ if (ret < 0) {
1184 ✗ av_frame_unref(frame);
1185 ✗ return ret;
1186 }
1187 }
1188
1189 ✗ frame->pts = pkt->pts;
1190 ✗ frame->pkt_dts = pkt->dts;
1191 #if FF_API_FRAME_PKT
1192 FF_DISABLE_DEPRECATION_WARNINGS
1193 ✗ frame->pkt_size = pkt->size;
1194 ✗ frame->pkt_pos = pkt->pos;
1195 FF_ENABLE_DEPRECATION_WARNINGS
1196 #endif
1197
1198 ✗ av_packet_unref(pkt);
1199
1200 ✗ return 0;
1201 }
1202
1203 24 static void update_reference_list(AVCodecContext *avctx)
1204 {
1205 24 AV1DecContext *s = avctx->priv_data;
1206 24 const AV1RawFrameHeader *header = s->raw_frame_header;
1207
1208
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 216 for (int i = 0; i < AV1_NUM_REF_FRAMES; i++) {
1209
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 192 if (header->refresh_frame_flags & (1 << i))
1210 178 av1_frame_replace(&s->ref[i], &s->cur_frame);
1211 }
1212 24 }
1213
1214 24 static int get_current_frame(AVCodecContext *avctx)
1215 {
1216 24 AV1DecContext *s = avctx->priv_data;
1217 int ret;
1218
1219 24 av1_frame_unref(&s->cur_frame);
1220
1221 24 s->cur_frame.header_ref = ff_refstruct_ref(s->header_ref);
1222
1223 24 s->cur_frame.raw_frame_header = s->raw_frame_header;
1224
1225 24 ret = init_tile_data(s);
1226
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 24 if (ret < 0) {
1227 ✗ av_log(avctx, AV_LOG_ERROR, "Failed to init tile data.\n");
1228 ✗ return ret;
1229 }
1230
1231
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 24 if ((avctx->skip_frame >= AVDISCARD_NONINTRA &&
1232
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 24 (s->raw_frame_header->frame_type != AV1_FRAME_KEY &&
1233
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 2 s->raw_frame_header->frame_type != AV1_FRAME_INTRA_ONLY)) ||
1234
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 22 (avctx->skip_frame >= AVDISCARD_NONKEY &&
1235
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 22 s->raw_frame_header->frame_type != AV1_FRAME_KEY) ||
1236
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 22 avctx->skip_frame >= AVDISCARD_ALL)
1237 24 return 0;
1238
1239 ✗ if (s->pix_fmt == AV_PIX_FMT_NONE) {
1240 ✗ ret = get_pixel_format(avctx);
1241 ✗ if (ret < 0) {
1242 ✗ av_log(avctx, AV_LOG_ERROR, "Failed to get pixel format.\n");
1243 ✗ return ret;
1244 }
1245
1246 ✗ if (!ret && FF_HW_HAS_CB(avctx, decode_params)) {
1247 ✗ ret = FF_HW_CALL(avctx, decode_params, AV1_OBU_SEQUENCE_HEADER,
1248 s->seq_data_ref->data, s->seq_data_ref->size);
1249 ✗ if (ret < 0) {
1250 ✗ av_log(avctx, AV_LOG_ERROR, "HW accel decode params fail.\n");
1251 ✗ return ret;
1252 }
1253 }
1254 }
1255
1256 ✗ ret = av1_frame_alloc(avctx, &s->cur_frame);
1257 ✗ if (ret < 0) {
1258 ✗ av_log(avctx, AV_LOG_ERROR,
1259 "Failed to allocate space for current frame.\n");
1260 ✗ return ret;
1261 }
1262
1263 ✗ global_motion_params(s);
1264 ✗ skip_mode_params(s);
1265 ✗ coded_lossless_param(s);
1266 ✗ order_hint_info(s);
1267 ✗ load_grain_params(s);
1268
1269 ✗ s->cur_frame.force_integer_mv =
1270 ✗ s->raw_frame_header->force_integer_mv ||
1271 ✗ s->raw_frame_header->frame_type == AV1_FRAME_KEY ||
1272 ✗ s->raw_frame_header->frame_type == AV1_FRAME_INTRA_ONLY;
1273
1274 ✗ return ret;
1275 }
1276
1277 24 static int av1_receive_frame_internal(AVCodecContext *avctx, AVFrame *frame)
1278 {
1279 24 AV1DecContext *s = avctx->priv_data;
1280 24 AV1RawTileGroup *raw_tile_group = NULL;
1281 24 int i = 0, ret;
1282
1283
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 83 for (i = s->nb_unit; i < s->current_obu.nb_units; i++) {
1284 83 CodedBitstreamUnit *unit = &s->current_obu.units[i];
1285 83 AV1RawOBU *obu = unit->content;
1286 const AV1RawOBUHeader *header;
1287
1288 83 av_log(avctx, AV_LOG_DEBUG, "OBU idx:%d, type:%d, content available:%d.\n", i, unit->type, !!obu);
1289
1290
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 83 if (unit->type == AV1_OBU_TILE_LIST) {
1291 ✗ av_log(avctx, AV_LOG_ERROR, "Large scale tile decoding is unsupported.\n");
1292 ✗ ret = AVERROR_PATCHWELCOME;
1293 ✗ goto end;
1294 }
1295
1296
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 83 if (!obu)
1297 ✗ continue;
1298
1299 83 header = &obu->header;
1300
1301
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 83 switch (unit->type) {
1302 22 case AV1_OBU_SEQUENCE_HEADER:
1303 22 ret = av_buffer_replace(&s->seq_data_ref, unit->data_ref);
1304
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 22 if (ret < 0)
1305 ✗ goto end;
1306
1307 22 s->seq_data_ref->data = unit->data;
1308 22 s->seq_data_ref->size = unit->data_size;
1309 22 ff_refstruct_replace(&s->seq_ref, unit->content_ref);
1310
1311 22 s->raw_seq = &obu->obu.sequence_header;
1312
1313 22 ret = set_context_with_sequence(avctx, s->raw_seq);
1314
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 22 if (ret < 0) {
1315 ✗ av_log(avctx, AV_LOG_ERROR, "Failed to set context.\n");
1316 ✗ s->raw_seq = NULL;
1317 ✗ goto end;
1318 }
1319
1320 22 s->operating_point_idc = s->raw_seq->operating_point_idc[s->operating_point];
1321
1322 22 s->pix_fmt = AV_PIX_FMT_NONE;
1323
1324 22 break;
1325 ✗ case AV1_OBU_REDUNDANT_FRAME_HEADER:
1326 ✗ if (s->raw_frame_header)
1327 ✗ break;
1328 // fall-through
1329 case AV1_OBU_FRAME:
1330 case AV1_OBU_FRAME_HEADER:
1331
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✓ Branch 1 taken 24 times.
 24 if (!s->raw_seq) {
1332 ✗ av_log(avctx, AV_LOG_ERROR, "Missing Sequence Header.\n");
1333 ✗ ret = AVERROR_INVALIDDATA;
1334 ✗ goto end;
1335 }
1336
1337 24 ff_refstruct_replace(&s->header_ref, unit->content_ref);
1338
1339
2/2
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 24 if (unit->type == AV1_OBU_FRAME)
1340 19 s->raw_frame_header = &obu->obu.frame.header;
1341 else
1342 5 s->raw_frame_header = &obu->obu.frame_header;
1343
1344
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 24 if (s->raw_frame_header->show_existing_frame) {
1345 ✗ av1_frame_replace(&s->cur_frame,
1346 ✗ &s->ref[s->raw_frame_header->frame_to_show_map_idx]);
1347
1348 ✗ update_reference_list(avctx);
1349
1350 ✗ if (s->cur_frame.f) {
1351 ✗ ret = set_output_frame(avctx, frame);
1352 ✗ if (ret < 0) {
1353 ✗ av_log(avctx, AV_LOG_ERROR, "Set output frame error.\n");
1354 ✗ goto end;
1355 }
1356 }
1357
1358 ✗ s->raw_frame_header = NULL;
1359 ✗ i++;
1360 ✗ ret = 0;
1361
1362 ✗ goto end;
1363 }
1364
1365 24 ret = get_current_frame(avctx);
1366
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 24 if (ret < 0) {
1367 ✗ av_log(avctx, AV_LOG_ERROR, "Get current frame error\n");
1368 ✗ goto end;
1369 }
1370
1371 24 s->cur_frame.spatial_id = header->spatial_id;
1372 24 s->cur_frame.temporal_id = header->temporal_id;
1373
1374
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 24 if (avctx->hwaccel && s->cur_frame.f) {
1375 ✗ ret = FF_HW_CALL(avctx, start_frame, unit->data, unit->data_size);
1376 ✗ if (ret < 0) {
1377 ✗ av_log(avctx, AV_LOG_ERROR, "HW accel start frame fail.\n");
1378 ✗ goto end;
1379 }
1380 }
1381
2/2
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 24 if (unit->type != AV1_OBU_FRAME)
1382 5 break;
1383 // fall-through
1384 case AV1_OBU_TILE_GROUP:
1385
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✓ Branch 1 taken 32 times.
 32 if (!s->raw_frame_header) {
1386 ✗ av_log(avctx, AV_LOG_ERROR, "Missing Frame Header.\n");
1387 ✗ ret = AVERROR_INVALIDDATA;
1388 ✗ goto end;
1389 }
1390
1391
2/2
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 32 if (unit->type == AV1_OBU_FRAME)
1392 19 raw_tile_group = &obu->obu.frame.tile_group;
1393 else
1394 13 raw_tile_group = &obu->obu.tile_group;
1395
1396 32 ret = get_tiles_info(avctx, raw_tile_group);
1397
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 32 if (ret < 0)
1398 ✗ goto end;
1399
1400
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 32 if (avctx->hwaccel && s->cur_frame.f) {
1401 ✗ ret = FF_HW_CALL(avctx, decode_slice, raw_tile_group->tile_data.data,
1402 raw_tile_group->tile_data.data_size);
1403 ✗ if (ret < 0) {
1404 ✗ av_log(avctx, AV_LOG_ERROR,
1405 "HW accel decode slice fail.\n");
1406 ✗ goto end;
1407 }
1408 }
1409 32 break;
1410 20 case AV1_OBU_TILE_LIST:
1411 case AV1_OBU_TEMPORAL_DELIMITER:
1412 case AV1_OBU_PADDING:
1413 20 break;
1414 4 case AV1_OBU_METADATA:
1415
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 4 switch (obu->obu.metadata.metadata_type) {
1416 2 case AV1_METADATA_TYPE_HDR_CLL:
1417 2 ff_refstruct_replace(&s->cll_ref, unit->content_ref);
1418 2 s->cll = &obu->obu.metadata.metadata.hdr_cll;
1419 2 break;
1420 2 case AV1_METADATA_TYPE_HDR_MDCV:
1421 2 ff_refstruct_replace(&s->mdcv_ref, unit->content_ref);
1422 2 s->mdcv = &obu->obu.metadata.metadata.hdr_mdcv;
1423 2 break;
1424 ✗ case AV1_METADATA_TYPE_ITUT_T35: {
1425 AV1RawMetadataITUTT35 itut_t35;
1426 ✗ memcpy(&itut_t35, &obu->obu.metadata.metadata.itut_t35, sizeof(itut_t35));
1427 ✗ itut_t35.payload_ref = av_buffer_ref(obu->obu.metadata.metadata.itut_t35.payload_ref);
1428 ✗ if (!itut_t35.payload_ref) {
1429 ✗ ret = AVERROR(ENOMEM);
1430 ✗ goto end;
1431 }
1432 ✗ ret = av_fifo_write(s->itut_t35_fifo, &itut_t35, 1);
1433 ✗ if (ret < 0) {
1434 ✗ av_buffer_unref(&itut_t35.payload_ref);
1435 ✗ goto end;
1436 }
1437 ✗ break;
1438 }
1439 ✗ default:
1440 ✗ break;
1441 }
1442 4 break;
1443 ✗ default:
1444 ✗ av_log(avctx, AV_LOG_DEBUG,
1445 "Unknown obu type: %d (%"SIZE_SPECIFIER" bits).\n",
1446 unit->type, unit->data_size);
1447 }
1448
1449
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 83 if (raw_tile_group && (s->tile_num == raw_tile_group->tg_end + 1)) {
1450 24 int show_frame = s->raw_frame_header->show_frame;
1451 // Set nb_unit to point at the next OBU, to indicate which
1452 // OBUs have been processed for this current frame. (If this
1453 // frame gets output, we set nb_unit to this value later too.)
1454 24 s->nb_unit = i + 1;
1455
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 24 if (avctx->hwaccel && s->cur_frame.f) {
1456 ✗ ret = FF_HW_SIMPLE_CALL(avctx, end_frame);
1457 ✗ if (ret < 0) {
1458 ✗ av_log(avctx, AV_LOG_ERROR, "HW accel end frame fail.\n");
1459 ✗ goto end;
1460 }
1461 }
1462
1463 24 update_reference_list(avctx);
1464
1465 // Set start_unit to indicate the first OBU of the next frame.
1466 24 s->start_unit = s->nb_unit;
1467 24 raw_tile_group = NULL;
1468 24 s->raw_frame_header = NULL;
1469
1470
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 24 if (show_frame) {
1471 // cur_frame.f needn't exist due to skip_frame.
1472
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 24 if (s->cur_frame.f) {
1473 ✗ ret = set_output_frame(avctx, frame);
1474 ✗ if (ret < 0) {
1475 ✗ av_log(avctx, AV_LOG_ERROR, "Set output frame error\n");
1476 ✗ goto end;
1477 }
1478 }
1479 24 i++;
1480 24 ret = 0;
1481 24 goto end;
1482 }
1483 }
1484 }
1485
1486 ✗ ret = AVERROR(EAGAIN);
1487 24 end:
1488
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 24 av_assert0(i <= s->current_obu.nb_units);
1489 24 s->nb_unit = i;
1490
1491
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 24 if ((ret < 0 && ret != AVERROR(EAGAIN)) || s->current_obu.nb_units == i) {
1492
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 22 if (ret < 0)
1493 ✗ s->raw_frame_header = NULL;
1494 22 av_packet_unref(s->pkt);
1495 22 ff_cbs_fragment_reset(&s->current_obu);
1496 22 s->nb_unit = s->start_unit = 0;
1497 }
1498
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 24 if (!ret && !frame->buf[0])
1499 24 ret = AVERROR(EAGAIN);
1500
1501 24 return ret;
1502 }
1503
1504 44 static int av1_receive_frame(AVCodecContext *avctx, AVFrame *frame)
1505 {
1506 44 AV1DecContext *s = avctx->priv_data;
1507 int ret;
1508
1509 do {
1510
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 68 if (!s->current_obu.nb_units) {
1511 66 ret = ff_decode_get_packet(avctx, s->pkt);
1512
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 66 if (ret < 0)
1513 44 return ret;
1514
1515 22 ret = ff_cbs_read_packet(s->cbc, &s->current_obu, s->pkt);
1516
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 22 if (ret < 0) {
1517 ✗ ff_cbs_fragment_reset(&s->current_obu);
1518 ✗ av_packet_unref(s->pkt);
1519 ✗ av_log(avctx, AV_LOG_ERROR, "Failed to read packet.\n");
1520 ✗ return ret;
1521 }
1522
1523 22 s->nb_unit = s->start_unit = 0;
1524 22 av_log(avctx, AV_LOG_DEBUG, "Total OBUs on this packet: %d.\n",
1525 s->current_obu.nb_units);
1526 }
1527
1528 24 ret = av1_receive_frame_internal(avctx, frame);
1529
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 24 } while (ret == AVERROR(EAGAIN));
1530
1531 ✗ return ret;
1532 }
1533
1534 ✗ static void av1_decode_flush(AVCodecContext *avctx)
1535 {
1536 ✗ AV1DecContext *s = avctx->priv_data;
1537 AV1RawMetadataITUTT35 itut_t35;
1538
1539 ✗ for (int i = 0; i < FF_ARRAY_ELEMS(s->ref); i++)
1540 ✗ av1_frame_unref(&s->ref[i]);
1541
1542 ✗ av1_frame_unref(&s->cur_frame);
1543 ✗ s->operating_point_idc = 0;
1544 ✗ s->nb_unit = s->start_unit = 0;
1545 ✗ s->raw_frame_header = NULL;
1546 ✗ s->raw_seq = NULL;
1547 ✗ s->cll = NULL;
1548 ✗ s->mdcv = NULL;
1549 ✗ while (av_fifo_read(s->itut_t35_fifo, &itut_t35, 1) >= 0)
1550 ✗ av_buffer_unref(&itut_t35.payload_ref);
1551
1552 ✗ ff_cbs_fragment_reset(&s->current_obu);
1553 ✗ ff_cbs_flush(s->cbc);
1554
1555 ✗ if (FF_HW_HAS_CB(avctx, flush))
1556 ✗ FF_HW_SIMPLE_CALL(avctx, flush);
1557 ✗ }
1558
1559 #define OFFSET(x) offsetof(AV1DecContext, x)
1560 #define VD AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM
1561 static const AVOption av1_options[] = {
1562 { "operating_point", "Select an operating point of the scalable bitstream",
1563 OFFSET(operating_point), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, AV1_MAX_OPERATING_POINTS - 1, VD },
1564 { NULL }
1565 };
1566
1567 static const AVClass av1_class = {
1568 .class_name = "AV1 decoder",
1569 .item_name = av_default_item_name,
1570 .option = av1_options,
1571 .version = LIBAVUTIL_VERSION_INT,
1572 };
1573
1574 const FFCodec ff_av1_decoder = {
1575 .p.name = "av1",
1576 CODEC_LONG_NAME("Alliance for Open Media AV1"),
1577 .p.type = AVMEDIA_TYPE_VIDEO,
1578 .p.id = AV_CODEC_ID_AV1,
1579 .priv_data_size = sizeof(AV1DecContext),
1580 .init = av1_decode_init,
1581 .close = av1_decode_free,
1582 FF_CODEC_RECEIVE_FRAME_CB(av1_receive_frame),
1583 .p.capabilities = AV_CODEC_CAP_DR1,
1584 .caps_internal = FF_CODEC_CAP_INIT_CLEANUP |
1585 FF_CODEC_CAP_SKIP_FRAME_FILL_PARAM |
1586 FF_CODEC_CAP_USES_PROGRESSFRAMES,
1587 .flush = av1_decode_flush,
1588 .p.profiles = NULL_IF_CONFIG_SMALL(ff_av1_profiles),
1589 .p.priv_class = &av1_class,
1590 .hw_configs = (const AVCodecHWConfigInternal *const []) {
1591 #if CONFIG_AV1_DXVA2_HWACCEL
1592 HWACCEL_DXVA2(av1),
1593 #endif
1594 #if CONFIG_AV1_D3D11VA_HWACCEL
1595 HWACCEL_D3D11VA(av1),
1596 #endif
1597 #if CONFIG_AV1_D3D11VA2_HWACCEL
1598 HWACCEL_D3D11VA2(av1),
1599 #endif
1600 #if CONFIG_AV1_D3D12VA_HWACCEL
1601 HWACCEL_D3D12VA(av1),
1602 #endif
1603 #if CONFIG_AV1_NVDEC_HWACCEL
1604 HWACCEL_NVDEC(av1),
1605 #endif
1606 #if CONFIG_AV1_VAAPI_HWACCEL
1607 HWACCEL_VAAPI(av1),
1608 #endif
1609 #if CONFIG_AV1_VDPAU_HWACCEL
1610 HWACCEL_VDPAU(av1),
1611 #endif
1612 #if CONFIG_AV1_VIDEOTOOLBOX_HWACCEL
1613 HWACCEL_VIDEOTOOLBOX(av1),
1614 #endif
1615 #if CONFIG_AV1_VULKAN_HWACCEL
1616 HWACCEL_VULKAN(av1),
1617 #endif
1618
1619 NULL
1620 },
1621 };
1622