1 /*
2 * Copyright (c) 2010, Google, Inc.
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 /**
22 * @file
23 * AV1 encoder support via libaom
24 */
25
26 #define AOM_DISABLE_CTRL_TYPECHECKS 1
27 #include <aom/aom_encoder.h>
28 #include <aom/aomcx.h>
29
30 #include "libavutil/avassert.h"
31 #include "libavutil/base64.h"
32 #include "libavutil/common.h"
33 #include "libavutil/mathematics.h"
34 #include "libavutil/opt.h"
35 #include "libavutil/pixdesc.h"
36
37 #include "av1.h"
38 #include "avcodec.h"
39 #include "internal.h"
40 #include "profiles.h"
41
42 /*
43 * Portion of struct aom_codec_cx_pkt from aom_encoder.h.
44 * One encoded frame returned from the library.
45 */
46 struct FrameListData {
47 void *buf; /**< compressed data buffer */
48 size_t sz; /**< length of compressed data */
49 int64_t pts; /**< time stamp to show frame
50 (in timebase units) */
51 unsigned long duration; /**< duration to show frame
52 (in timebase units) */
53 uint32_t flags; /**< flags for this frame */
54 uint64_t sse[4];
55 int have_sse; /**< true if we have pending sse[] */
56 uint64_t frame_number;
57 struct FrameListData *next;
58 };
59
60 typedef struct AOMEncoderContext {
61 AVClass *class;
62 AVBSFContext *bsf;
63 struct aom_codec_ctx encoder;
64 struct aom_image rawimg;
65 struct aom_fixed_buf twopass_stats;
66 struct FrameListData *coded_frame_list;
67 int cpu_used;
68 int auto_alt_ref;
69 int lag_in_frames;
70 int error_resilient;
71 int crf;
72 int static_thresh;
73 int drop_threshold;
74 int noise_sensitivity;
75 uint64_t sse[4];
76 int have_sse; /**< true if we have pending sse[] */
77 uint64_t frame_number;
78 int tile_cols, tile_rows;
79 int tile_cols_log2, tile_rows_log2;
80 aom_superblock_size_t superblock_size;
81 int uniform_tiles;
82 } AOMContext;
83
84 static const char *const ctlidstr[] = {
85 [AOME_SET_CPUUSED] = "AOME_SET_CPUUSED",
86 [AOME_SET_CQ_LEVEL] = "AOME_SET_CQ_LEVEL",
87 [AOME_SET_ENABLEAUTOALTREF] = "AOME_SET_ENABLEAUTOALTREF",
88 [AOME_SET_STATIC_THRESHOLD] = "AOME_SET_STATIC_THRESHOLD",
89 [AV1E_SET_COLOR_RANGE] = "AV1E_SET_COLOR_RANGE",
90 [AV1E_SET_COLOR_PRIMARIES] = "AV1E_SET_COLOR_PRIMARIES",
91 [AV1E_SET_MATRIX_COEFFICIENTS] = "AV1E_SET_MATRIX_COEFFICIENTS",
92 [AV1E_SET_TRANSFER_CHARACTERISTICS] = "AV1E_SET_TRANSFER_CHARACTERISTICS",
93 [AV1E_SET_SUPERBLOCK_SIZE] = "AV1E_SET_SUPERBLOCK_SIZE",
94 [AV1E_SET_TILE_COLUMNS] = "AV1E_SET_TILE_COLUMNS",
95 [AV1E_SET_TILE_ROWS] = "AV1E_SET_TILE_ROWS",
96 };
97
log_encoder_error(AVCodecContext * avctx,const char * desc)98 static av_cold void log_encoder_error(AVCodecContext *avctx, const char *desc)
99 {
100 AOMContext *ctx = avctx->priv_data;
101 const char *error = aom_codec_error(&ctx->encoder);
102 const char *detail = aom_codec_error_detail(&ctx->encoder);
103
104 av_log(avctx, AV_LOG_ERROR, "%s: %s\n", desc, error);
105 if (detail)
106 av_log(avctx, AV_LOG_ERROR, " Additional information: %s\n", detail);
107 }
108
dump_enc_cfg(AVCodecContext * avctx,const struct aom_codec_enc_cfg * cfg)109 static av_cold void dump_enc_cfg(AVCodecContext *avctx,
110 const struct aom_codec_enc_cfg *cfg)
111 {
112 int width = -30;
113 int level = AV_LOG_DEBUG;
114
115 av_log(avctx, level, "aom_codec_enc_cfg\n");
116 av_log(avctx, level, "generic settings\n"
117 " %*s%u\n %*s%u\n %*s%u\n %*s%u\n %*s%u\n"
118 " %*s%u\n %*s%u\n"
119 " %*s{%u/%u}\n %*s%u\n %*s%d\n %*s%u\n",
120 width, "g_usage:", cfg->g_usage,
121 width, "g_threads:", cfg->g_threads,
122 width, "g_profile:", cfg->g_profile,
123 width, "g_w:", cfg->g_w,
124 width, "g_h:", cfg->g_h,
125 width, "g_bit_depth:", cfg->g_bit_depth,
126 width, "g_input_bit_depth:", cfg->g_input_bit_depth,
127 width, "g_timebase:", cfg->g_timebase.num, cfg->g_timebase.den,
128 width, "g_error_resilient:", cfg->g_error_resilient,
129 width, "g_pass:", cfg->g_pass,
130 width, "g_lag_in_frames:", cfg->g_lag_in_frames);
131 av_log(avctx, level, "rate control settings\n"
132 " %*s%u\n %*s%d\n %*s%p(%"SIZE_SPECIFIER")\n %*s%u\n",
133 width, "rc_dropframe_thresh:", cfg->rc_dropframe_thresh,
134 width, "rc_end_usage:", cfg->rc_end_usage,
135 width, "rc_twopass_stats_in:", cfg->rc_twopass_stats_in.buf, cfg->rc_twopass_stats_in.sz,
136 width, "rc_target_bitrate:", cfg->rc_target_bitrate);
137 av_log(avctx, level, "quantizer settings\n"
138 " %*s%u\n %*s%u\n",
139 width, "rc_min_quantizer:", cfg->rc_min_quantizer,
140 width, "rc_max_quantizer:", cfg->rc_max_quantizer);
141 av_log(avctx, level, "bitrate tolerance\n"
142 " %*s%u\n %*s%u\n",
143 width, "rc_undershoot_pct:", cfg->rc_undershoot_pct,
144 width, "rc_overshoot_pct:", cfg->rc_overshoot_pct);
145 av_log(avctx, level, "decoder buffer model\n"
146 " %*s%u\n %*s%u\n %*s%u\n",
147 width, "rc_buf_sz:", cfg->rc_buf_sz,
148 width, "rc_buf_initial_sz:", cfg->rc_buf_initial_sz,
149 width, "rc_buf_optimal_sz:", cfg->rc_buf_optimal_sz);
150 av_log(avctx, level, "2 pass rate control settings\n"
151 " %*s%u\n %*s%u\n %*s%u\n",
152 width, "rc_2pass_vbr_bias_pct:", cfg->rc_2pass_vbr_bias_pct,
153 width, "rc_2pass_vbr_minsection_pct:", cfg->rc_2pass_vbr_minsection_pct,
154 width, "rc_2pass_vbr_maxsection_pct:", cfg->rc_2pass_vbr_maxsection_pct);
155 av_log(avctx, level, "keyframing settings\n"
156 " %*s%d\n %*s%u\n %*s%u\n",
157 width, "kf_mode:", cfg->kf_mode,
158 width, "kf_min_dist:", cfg->kf_min_dist,
159 width, "kf_max_dist:", cfg->kf_max_dist);
160 av_log(avctx, level, "tile settings\n"
161 " %*s%d\n %*s%d\n",
162 width, "tile_width_count:", cfg->tile_width_count,
163 width, "tile_height_count:", cfg->tile_height_count);
164 av_log(avctx, level, "\n");
165 }
166
coded_frame_add(void * list,struct FrameListData * cx_frame)167 static void coded_frame_add(void *list, struct FrameListData *cx_frame)
168 {
169 struct FrameListData **p = list;
170
171 while (*p)
172 p = &(*p)->next;
173 *p = cx_frame;
174 cx_frame->next = NULL;
175 }
176
free_coded_frame(struct FrameListData * cx_frame)177 static av_cold void free_coded_frame(struct FrameListData *cx_frame)
178 {
179 av_freep(&cx_frame->buf);
180 av_freep(&cx_frame);
181 }
182
free_frame_list(struct FrameListData * list)183 static av_cold void free_frame_list(struct FrameListData *list)
184 {
185 struct FrameListData *p = list;
186
187 while (p) {
188 list = list->next;
189 free_coded_frame(p);
190 p = list;
191 }
192 }
193
codecctl_int(AVCodecContext * avctx,enum aome_enc_control_id id,int val)194 static av_cold int codecctl_int(AVCodecContext *avctx,
195 enum aome_enc_control_id id, int val)
196 {
197 AOMContext *ctx = avctx->priv_data;
198 char buf[80];
199 int width = -30;
200 int res;
201
202 snprintf(buf, sizeof(buf), "%s:", ctlidstr[id]);
203 av_log(avctx, AV_LOG_DEBUG, " %*s%d\n", width, buf, val);
204
205 res = aom_codec_control(&ctx->encoder, id, val);
206 if (res != AOM_CODEC_OK) {
207 snprintf(buf, sizeof(buf), "Failed to set %s codec control",
208 ctlidstr[id]);
209 log_encoder_error(avctx, buf);
210 return AVERROR(EINVAL);
211 }
212
213 return 0;
214 }
215
aom_free(AVCodecContext * avctx)216 static av_cold int aom_free(AVCodecContext *avctx)
217 {
218 AOMContext *ctx = avctx->priv_data;
219
220 aom_codec_destroy(&ctx->encoder);
221 av_freep(&ctx->twopass_stats.buf);
222 av_freep(&avctx->stats_out);
223 free_frame_list(ctx->coded_frame_list);
224 av_bsf_free(&ctx->bsf);
225 return 0;
226 }
227
set_pix_fmt(AVCodecContext * avctx,aom_codec_caps_t codec_caps,struct aom_codec_enc_cfg * enccfg,aom_codec_flags_t * flags,aom_img_fmt_t * img_fmt)228 static int set_pix_fmt(AVCodecContext *avctx, aom_codec_caps_t codec_caps,
229 struct aom_codec_enc_cfg *enccfg, aom_codec_flags_t *flags,
230 aom_img_fmt_t *img_fmt)
231 {
232 AOMContext av_unused *ctx = avctx->priv_data;
233 enccfg->g_bit_depth = enccfg->g_input_bit_depth = 8;
234 switch (avctx->pix_fmt) {
235 case AV_PIX_FMT_YUV420P:
236 enccfg->g_profile = FF_PROFILE_AV1_MAIN;
237 *img_fmt = AOM_IMG_FMT_I420;
238 return 0;
239 case AV_PIX_FMT_YUV422P:
240 enccfg->g_profile = FF_PROFILE_AV1_PROFESSIONAL;
241 *img_fmt = AOM_IMG_FMT_I422;
242 return 0;
243 case AV_PIX_FMT_YUV444P:
244 enccfg->g_profile = FF_PROFILE_AV1_HIGH;
245 *img_fmt = AOM_IMG_FMT_I444;
246 return 0;
247 case AV_PIX_FMT_YUV420P10:
248 case AV_PIX_FMT_YUV420P12:
249 if (codec_caps & AOM_CODEC_CAP_HIGHBITDEPTH) {
250 enccfg->g_bit_depth = enccfg->g_input_bit_depth =
251 avctx->pix_fmt == AV_PIX_FMT_YUV420P10 ? 10 : 12;
252 enccfg->g_profile =
253 enccfg->g_bit_depth == 10 ? FF_PROFILE_AV1_MAIN : FF_PROFILE_AV1_PROFESSIONAL;
254 *img_fmt = AOM_IMG_FMT_I42016;
255 *flags |= AOM_CODEC_USE_HIGHBITDEPTH;
256 return 0;
257 }
258 break;
259 case AV_PIX_FMT_YUV422P10:
260 case AV_PIX_FMT_YUV422P12:
261 if (codec_caps & AOM_CODEC_CAP_HIGHBITDEPTH) {
262 enccfg->g_bit_depth = enccfg->g_input_bit_depth =
263 avctx->pix_fmt == AV_PIX_FMT_YUV422P10 ? 10 : 12;
264 enccfg->g_profile = FF_PROFILE_AV1_PROFESSIONAL;
265 *img_fmt = AOM_IMG_FMT_I42216;
266 *flags |= AOM_CODEC_USE_HIGHBITDEPTH;
267 return 0;
268 }
269 break;
270 case AV_PIX_FMT_YUV444P10:
271 case AV_PIX_FMT_YUV444P12:
272 if (codec_caps & AOM_CODEC_CAP_HIGHBITDEPTH) {
273 enccfg->g_bit_depth = enccfg->g_input_bit_depth =
274 avctx->pix_fmt == AV_PIX_FMT_YUV444P10 ? 10 : 12;
275 enccfg->g_profile =
276 enccfg->g_bit_depth == 10 ? FF_PROFILE_AV1_HIGH : FF_PROFILE_AV1_PROFESSIONAL;
277 *img_fmt = AOM_IMG_FMT_I44416;
278 *flags |= AOM_CODEC_USE_HIGHBITDEPTH;
279 return 0;
280 }
281 break;
282 default:
283 break;
284 }
285 av_log(avctx, AV_LOG_ERROR, "Unsupported pixel format.\n");
286 return AVERROR_INVALIDDATA;
287 }
288
set_color_range(AVCodecContext * avctx)289 static void set_color_range(AVCodecContext *avctx)
290 {
291 enum aom_color_range aom_cr;
292 switch (avctx->color_range) {
293 case AVCOL_RANGE_UNSPECIFIED:
294 case AVCOL_RANGE_MPEG: aom_cr = AOM_CR_STUDIO_RANGE; break;
295 case AVCOL_RANGE_JPEG: aom_cr = AOM_CR_FULL_RANGE; break;
296 default:
297 av_log(avctx, AV_LOG_WARNING, "Unsupported color range (%d)\n",
298 avctx->color_range);
299 return;
300 }
301
302 codecctl_int(avctx, AV1E_SET_COLOR_RANGE, aom_cr);
303 }
304
count_uniform_tiling(int dim,int sb_size,int tiles_log2)305 static int count_uniform_tiling(int dim, int sb_size, int tiles_log2)
306 {
307 int sb_dim = (dim + sb_size - 1) / sb_size;
308 int tile_dim = (sb_dim + (1 << tiles_log2) - 1) >> tiles_log2;
309 av_assert0(tile_dim > 0);
310 return (sb_dim + tile_dim - 1) / tile_dim;
311 }
312
choose_tiling(AVCodecContext * avctx,struct aom_codec_enc_cfg * enccfg)313 static int choose_tiling(AVCodecContext *avctx,
314 struct aom_codec_enc_cfg *enccfg)
315 {
316 AOMContext *ctx = avctx->priv_data;
317 int sb_128x128_possible, sb_size, sb_width, sb_height;
318 int uniform_rows, uniform_cols;
319 int uniform_64x64_possible, uniform_128x128_possible;
320 int tile_size, rounding, i;
321
322 if (ctx->tile_cols_log2 >= 0)
323 ctx->tile_cols = 1 << ctx->tile_cols_log2;
324 if (ctx->tile_rows_log2 >= 0)
325 ctx->tile_rows = 1 << ctx->tile_rows_log2;
326
327 if (ctx->tile_cols == 0) {
328 ctx->tile_cols = (avctx->width + AV1_MAX_TILE_WIDTH - 1) /
329 AV1_MAX_TILE_WIDTH;
330 if (ctx->tile_cols > 1) {
331 av_log(avctx, AV_LOG_DEBUG, "Automatically using %d tile "
332 "columns to fill width.\n", ctx->tile_cols);
333 }
334 }
335 av_assert0(ctx->tile_cols > 0);
336 if (ctx->tile_rows == 0) {
337 int max_tile_width =
338 FFALIGN((FFALIGN(avctx->width, 128) +
339 ctx->tile_cols - 1) / ctx->tile_cols, 128);
340 ctx->tile_rows =
341 (max_tile_width * FFALIGN(avctx->height, 128) +
342 AV1_MAX_TILE_AREA - 1) / AV1_MAX_TILE_AREA;
343 if (ctx->tile_rows > 1) {
344 av_log(avctx, AV_LOG_DEBUG, "Automatically using %d tile "
345 "rows to fill area.\n", ctx->tile_rows);
346 }
347 }
348 av_assert0(ctx->tile_rows > 0);
349
350 if ((avctx->width + 63) / 64 < ctx->tile_cols ||
351 (avctx->height + 63) / 64 < ctx->tile_rows) {
352 av_log(avctx, AV_LOG_ERROR, "Invalid tile sizing: frame not "
353 "large enough to fit specified tile arrangement.\n");
354 return AVERROR(EINVAL);
355 }
356 if (ctx->tile_cols > AV1_MAX_TILE_COLS ||
357 ctx->tile_rows > AV1_MAX_TILE_ROWS) {
358 av_log(avctx, AV_LOG_ERROR, "Invalid tile sizing: AV1 does "
359 "not allow more than %dx%d tiles.\n",
360 AV1_MAX_TILE_COLS, AV1_MAX_TILE_ROWS);
361 return AVERROR(EINVAL);
362 }
363 if (avctx->width / ctx->tile_cols > AV1_MAX_TILE_WIDTH) {
364 av_log(avctx, AV_LOG_ERROR, "Invalid tile sizing: AV1 does "
365 "not allow tiles of width greater than %d.\n",
366 AV1_MAX_TILE_WIDTH);
367 return AVERROR(EINVAL);
368 }
369
370 ctx->superblock_size = AOM_SUPERBLOCK_SIZE_DYNAMIC;
371
372 if (ctx->tile_cols == 1 && ctx->tile_rows == 1) {
373 av_log(avctx, AV_LOG_DEBUG, "Using a single tile.\n");
374 return 0;
375 }
376
377 sb_128x128_possible =
378 (avctx->width + 127) / 128 >= ctx->tile_cols &&
379 (avctx->height + 127) / 128 >= ctx->tile_rows;
380
381 ctx->tile_cols_log2 = ctx->tile_cols == 1 ? 0 :
382 av_log2(ctx->tile_cols - 1) + 1;
383 ctx->tile_rows_log2 = ctx->tile_rows == 1 ? 0 :
384 av_log2(ctx->tile_rows - 1) + 1;
385
386 uniform_cols = count_uniform_tiling(avctx->width,
387 64, ctx->tile_cols_log2);
388 uniform_rows = count_uniform_tiling(avctx->height,
389 64, ctx->tile_rows_log2);
390 av_log(avctx, AV_LOG_DEBUG, "Uniform with 64x64 superblocks "
391 "-> %dx%d tiles.\n", uniform_cols, uniform_rows);
392 uniform_64x64_possible = uniform_cols == ctx->tile_cols &&
393 uniform_rows == ctx->tile_rows;
394
395 if (sb_128x128_possible) {
396 uniform_cols = count_uniform_tiling(avctx->width,
397 128, ctx->tile_cols_log2);
398 uniform_rows = count_uniform_tiling(avctx->height,
399 128, ctx->tile_rows_log2);
400 av_log(avctx, AV_LOG_DEBUG, "Uniform with 128x128 superblocks "
401 "-> %dx%d tiles.\n", uniform_cols, uniform_rows);
402 uniform_128x128_possible = uniform_cols == ctx->tile_cols &&
403 uniform_rows == ctx->tile_rows;
404 } else {
405 av_log(avctx, AV_LOG_DEBUG, "128x128 superblocks not possible.\n");
406 uniform_128x128_possible = 0;
407 }
408
409 ctx->uniform_tiles = 1;
410 if (uniform_64x64_possible && uniform_128x128_possible) {
411 av_log(avctx, AV_LOG_DEBUG, "Using uniform tiling with dynamic "
412 "superblocks (tile_cols_log2 = %d, tile_rows_log2 = %d).\n",
413 ctx->tile_cols_log2, ctx->tile_rows_log2);
414 return 0;
415 }
416 if (uniform_64x64_possible && !sb_128x128_possible) {
417 av_log(avctx, AV_LOG_DEBUG, "Using uniform tiling with 64x64 "
418 "superblocks (tile_cols_log2 = %d, tile_rows_log2 = %d).\n",
419 ctx->tile_cols_log2, ctx->tile_rows_log2);
420 ctx->superblock_size = AOM_SUPERBLOCK_SIZE_64X64;
421 return 0;
422 }
423 if (uniform_128x128_possible) {
424 av_log(avctx, AV_LOG_DEBUG, "Using uniform tiling with 128x128 "
425 "superblocks (tile_cols_log2 = %d, tile_rows_log2 = %d).\n",
426 ctx->tile_cols_log2, ctx->tile_rows_log2);
427 ctx->superblock_size = AOM_SUPERBLOCK_SIZE_128X128;
428 return 0;
429 }
430 ctx->uniform_tiles = 0;
431
432 if (sb_128x128_possible) {
433 sb_size = 128;
434 ctx->superblock_size = AOM_SUPERBLOCK_SIZE_128X128;
435 } else {
436 sb_size = 64;
437 ctx->superblock_size = AOM_SUPERBLOCK_SIZE_64X64;
438 }
439 av_log(avctx, AV_LOG_DEBUG, "Using fixed tiling with %dx%d "
440 "superblocks (tile_cols = %d, tile_rows = %d).\n",
441 sb_size, sb_size, ctx->tile_cols, ctx->tile_rows);
442
443 enccfg->tile_width_count = ctx->tile_cols;
444 enccfg->tile_height_count = ctx->tile_rows;
445
446 sb_width = (avctx->width + sb_size - 1) / sb_size;
447 sb_height = (avctx->height + sb_size - 1) / sb_size;
448
449 tile_size = sb_width / ctx->tile_cols;
450 rounding = sb_width % ctx->tile_cols;
451 for (i = 0; i < ctx->tile_cols; i++) {
452 enccfg->tile_widths[i] = tile_size +
453 (i < rounding / 2 ||
454 i > ctx->tile_cols - 1 - (rounding + 1) / 2);
455 }
456
457 tile_size = sb_height / ctx->tile_rows;
458 rounding = sb_height % ctx->tile_rows;
459 for (i = 0; i < ctx->tile_rows; i++) {
460 enccfg->tile_heights[i] = tile_size +
461 (i < rounding / 2 ||
462 i > ctx->tile_rows - 1 - (rounding + 1) / 2);
463 }
464
465 return 0;
466 }
467
aom_init(AVCodecContext * avctx,const struct aom_codec_iface * iface)468 static av_cold int aom_init(AVCodecContext *avctx,
469 const struct aom_codec_iface *iface)
470 {
471 AOMContext *ctx = avctx->priv_data;
472 struct aom_codec_enc_cfg enccfg = { 0 };
473 #ifdef AOM_FRAME_IS_INTRAONLY
474 aom_codec_flags_t flags =
475 (avctx->flags & AV_CODEC_FLAG_PSNR) ? AOM_CODEC_USE_PSNR : 0;
476 #else
477 aom_codec_flags_t flags = 0;
478 #endif
479 AVCPBProperties *cpb_props;
480 int res;
481 aom_img_fmt_t img_fmt;
482 aom_codec_caps_t codec_caps = aom_codec_get_caps(iface);
483
484 av_log(avctx, AV_LOG_INFO, "%s\n", aom_codec_version_str());
485 av_log(avctx, AV_LOG_VERBOSE, "%s\n", aom_codec_build_config());
486
487 if ((res = aom_codec_enc_config_default(iface, &enccfg, 0)) != AOM_CODEC_OK) {
488 av_log(avctx, AV_LOG_ERROR, "Failed to get config: %s\n",
489 aom_codec_err_to_string(res));
490 return AVERROR(EINVAL);
491 }
492
493 if (set_pix_fmt(avctx, codec_caps, &enccfg, &flags, &img_fmt))
494 return AVERROR(EINVAL);
495
496 if(!avctx->bit_rate)
497 if(avctx->rc_max_rate || avctx->rc_buffer_size || avctx->rc_initial_buffer_occupancy) {
498 av_log( avctx, AV_LOG_ERROR, "Rate control parameters set without a bitrate\n");
499 return AVERROR(EINVAL);
500 }
501
502 dump_enc_cfg(avctx, &enccfg);
503
504 enccfg.g_w = avctx->width;
505 enccfg.g_h = avctx->height;
506 enccfg.g_timebase.num = avctx->time_base.num;
507 enccfg.g_timebase.den = avctx->time_base.den;
508 enccfg.g_threads = avctx->thread_count ? avctx->thread_count : av_cpu_count();
509
510 if (ctx->lag_in_frames >= 0)
511 enccfg.g_lag_in_frames = ctx->lag_in_frames;
512
513 if (avctx->flags & AV_CODEC_FLAG_PASS1)
514 enccfg.g_pass = AOM_RC_FIRST_PASS;
515 else if (avctx->flags & AV_CODEC_FLAG_PASS2)
516 enccfg.g_pass = AOM_RC_LAST_PASS;
517 else
518 enccfg.g_pass = AOM_RC_ONE_PASS;
519
520 if (avctx->rc_min_rate == avctx->rc_max_rate &&
521 avctx->rc_min_rate == avctx->bit_rate && avctx->bit_rate) {
522 enccfg.rc_end_usage = AOM_CBR;
523 } else if (ctx->crf >= 0) {
524 enccfg.rc_end_usage = AOM_CQ;
525 if (!avctx->bit_rate)
526 enccfg.rc_end_usage = AOM_Q;
527 }
528
529 if (avctx->bit_rate) {
530 enccfg.rc_target_bitrate = av_rescale_rnd(avctx->bit_rate, 1, 1000,
531 AV_ROUND_NEAR_INF);
532 } else if (enccfg.rc_end_usage != AOM_Q) {
533 if (enccfg.rc_end_usage == AOM_CQ) {
534 enccfg.rc_target_bitrate = 1000000;
535 } else {
536 avctx->bit_rate = enccfg.rc_target_bitrate * 1000;
537 av_log(avctx, AV_LOG_WARNING,
538 "Neither bitrate nor constrained quality specified, using default bitrate of %dkbit/sec\n",
539 enccfg.rc_target_bitrate);
540 }
541 }
542
543 if (avctx->qmin >= 0)
544 enccfg.rc_min_quantizer = avctx->qmin;
545 if (avctx->qmax >= 0)
546 enccfg.rc_max_quantizer = avctx->qmax;
547
548 if (enccfg.rc_end_usage == AOM_CQ || enccfg.rc_end_usage == AOM_Q) {
549 if (ctx->crf < enccfg.rc_min_quantizer || ctx->crf > enccfg.rc_max_quantizer) {
550 av_log(avctx, AV_LOG_ERROR,
551 "CQ level %d must be between minimum and maximum quantizer value (%d-%d)\n",
552 ctx->crf, enccfg.rc_min_quantizer, enccfg.rc_max_quantizer);
553 return AVERROR(EINVAL);
554 }
555 }
556
557 enccfg.rc_dropframe_thresh = ctx->drop_threshold;
558
559 // 0-100 (0 => CBR, 100 => VBR)
560 enccfg.rc_2pass_vbr_bias_pct = round(avctx->qcompress * 100);
561 if (avctx->bit_rate)
562 enccfg.rc_2pass_vbr_minsection_pct =
563 avctx->rc_min_rate * 100LL / avctx->bit_rate;
564 if (avctx->rc_max_rate)
565 enccfg.rc_2pass_vbr_maxsection_pct =
566 avctx->rc_max_rate * 100LL / avctx->bit_rate;
567
568 if (avctx->rc_buffer_size)
569 enccfg.rc_buf_sz =
570 avctx->rc_buffer_size * 1000LL / avctx->bit_rate;
571 if (avctx->rc_initial_buffer_occupancy)
572 enccfg.rc_buf_initial_sz =
573 avctx->rc_initial_buffer_occupancy * 1000LL / avctx->bit_rate;
574 enccfg.rc_buf_optimal_sz = enccfg.rc_buf_sz * 5 / 6;
575
576 // _enc_init() will balk if kf_min_dist differs from max w/AOM_KF_AUTO
577 if (avctx->keyint_min >= 0 && avctx->keyint_min == avctx->gop_size)
578 enccfg.kf_min_dist = avctx->keyint_min;
579 if (avctx->gop_size >= 0)
580 enccfg.kf_max_dist = avctx->gop_size;
581
582 if (enccfg.g_pass == AOM_RC_FIRST_PASS)
583 enccfg.g_lag_in_frames = 0;
584 else if (enccfg.g_pass == AOM_RC_LAST_PASS) {
585 int decode_size, ret;
586
587 if (!avctx->stats_in) {
588 av_log(avctx, AV_LOG_ERROR, "No stats file for second pass\n");
589 return AVERROR_INVALIDDATA;
590 }
591
592 ctx->twopass_stats.sz = strlen(avctx->stats_in) * 3 / 4;
593 ret = av_reallocp(&ctx->twopass_stats.buf, ctx->twopass_stats.sz);
594 if (ret < 0) {
595 av_log(avctx, AV_LOG_ERROR,
596 "Stat buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
597 ctx->twopass_stats.sz);
598 ctx->twopass_stats.sz = 0;
599 return ret;
600 }
601 decode_size = av_base64_decode(ctx->twopass_stats.buf, avctx->stats_in,
602 ctx->twopass_stats.sz);
603 if (decode_size < 0) {
604 av_log(avctx, AV_LOG_ERROR, "Stat buffer decode failed\n");
605 return AVERROR_INVALIDDATA;
606 }
607
608 ctx->twopass_stats.sz = decode_size;
609 enccfg.rc_twopass_stats_in = ctx->twopass_stats;
610 }
611
612 /* 0-3: For non-zero values the encoder increasingly optimizes for reduced
613 * complexity playback on low powered devices at the expense of encode
614 * quality. */
615 if (avctx->profile != FF_PROFILE_UNKNOWN)
616 enccfg.g_profile = avctx->profile;
617
618 enccfg.g_error_resilient = ctx->error_resilient;
619
620 res = choose_tiling(avctx, &enccfg);
621 if (res < 0)
622 return res;
623
624 dump_enc_cfg(avctx, &enccfg);
625 /* Construct Encoder Context */
626 res = aom_codec_enc_init(&ctx->encoder, iface, &enccfg, flags);
627 if (res != AOM_CODEC_OK) {
628 log_encoder_error(avctx, "Failed to initialize encoder");
629 return AVERROR(EINVAL);
630 }
631
632 // codec control failures are currently treated only as warnings
633 av_log(avctx, AV_LOG_DEBUG, "aom_codec_control\n");
634 codecctl_int(avctx, AOME_SET_CPUUSED, ctx->cpu_used);
635 if (ctx->auto_alt_ref >= 0)
636 codecctl_int(avctx, AOME_SET_ENABLEAUTOALTREF, ctx->auto_alt_ref);
637
638 codecctl_int(avctx, AOME_SET_STATIC_THRESHOLD, ctx->static_thresh);
639 if (ctx->crf >= 0)
640 codecctl_int(avctx, AOME_SET_CQ_LEVEL, ctx->crf);
641
642 codecctl_int(avctx, AV1E_SET_COLOR_PRIMARIES, avctx->color_primaries);
643 codecctl_int(avctx, AV1E_SET_MATRIX_COEFFICIENTS, avctx->colorspace);
644 codecctl_int(avctx, AV1E_SET_TRANSFER_CHARACTERISTICS, avctx->color_trc);
645 set_color_range(avctx);
646
647 codecctl_int(avctx, AV1E_SET_SUPERBLOCK_SIZE, ctx->superblock_size);
648 if (ctx->uniform_tiles) {
649 codecctl_int(avctx, AV1E_SET_TILE_COLUMNS, ctx->tile_cols_log2);
650 codecctl_int(avctx, AV1E_SET_TILE_ROWS, ctx->tile_rows_log2);
651 }
652
653 // provide dummy value to initialize wrapper, values will be updated each _encode()
654 aom_img_wrap(&ctx->rawimg, img_fmt, avctx->width, avctx->height, 1,
655 (unsigned char*)1);
656
657 if (codec_caps & AOM_CODEC_CAP_HIGHBITDEPTH)
658 ctx->rawimg.bit_depth = enccfg.g_bit_depth;
659
660 cpb_props = ff_add_cpb_side_data(avctx);
661 if (!cpb_props)
662 return AVERROR(ENOMEM);
663
664 if (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) {
665 const AVBitStreamFilter *filter = av_bsf_get_by_name("extract_extradata");
666 int ret;
667
668 if (!filter) {
669 av_log(avctx, AV_LOG_ERROR, "extract_extradata bitstream filter "
670 "not found. This is a bug, please report it.\n");
671 return AVERROR_BUG;
672 }
673 ret = av_bsf_alloc(filter, &ctx->bsf);
674 if (ret < 0)
675 return ret;
676
677 ret = avcodec_parameters_from_context(ctx->bsf->par_in, avctx);
678 if (ret < 0)
679 return ret;
680
681 ret = av_bsf_init(ctx->bsf);
682 if (ret < 0)
683 return ret;
684 }
685
686 if (enccfg.rc_end_usage == AOM_CBR ||
687 enccfg.g_pass != AOM_RC_ONE_PASS) {
688 cpb_props->max_bitrate = avctx->rc_max_rate;
689 cpb_props->min_bitrate = avctx->rc_min_rate;
690 cpb_props->avg_bitrate = avctx->bit_rate;
691 }
692 cpb_props->buffer_size = avctx->rc_buffer_size;
693
694 return 0;
695 }
696
cx_pktcpy(AOMContext * ctx,struct FrameListData * dst,const struct aom_codec_cx_pkt * src)697 static inline void cx_pktcpy(AOMContext *ctx,
698 struct FrameListData *dst,
699 const struct aom_codec_cx_pkt *src)
700 {
701 dst->pts = src->data.frame.pts;
702 dst->duration = src->data.frame.duration;
703 dst->flags = src->data.frame.flags;
704 dst->sz = src->data.frame.sz;
705 dst->buf = src->data.frame.buf;
706 #ifdef AOM_FRAME_IS_INTRAONLY
707 dst->have_sse = 0;
708 dst->frame_number = ++ctx->frame_number;
709 dst->have_sse = ctx->have_sse;
710 if (ctx->have_sse) {
711 /* associate last-seen SSE to the frame. */
712 /* Transfers ownership from ctx to dst. */
713 memcpy(dst->sse, ctx->sse, sizeof(dst->sse));
714 ctx->have_sse = 0;
715 }
716 #endif
717 }
718
719 /**
720 * Store coded frame information in format suitable for return from encode2().
721 *
722 * Write information from @a cx_frame to @a pkt
723 * @return packet data size on success
724 * @return a negative AVERROR on error
725 */
storeframe(AVCodecContext * avctx,struct FrameListData * cx_frame,AVPacket * pkt)726 static int storeframe(AVCodecContext *avctx, struct FrameListData *cx_frame,
727 AVPacket *pkt)
728 {
729 AOMContext *ctx = avctx->priv_data;
730 int pict_type;
731 int ret = ff_alloc_packet2(avctx, pkt, cx_frame->sz, 0);
732 if (ret < 0) {
733 av_log(avctx, AV_LOG_ERROR,
734 "Error getting output packet of size %"SIZE_SPECIFIER".\n", cx_frame->sz);
735 return ret;
736 }
737 memcpy(pkt->data, cx_frame->buf, pkt->size);
738 pkt->pts = pkt->dts = cx_frame->pts;
739
740 if (!!(cx_frame->flags & AOM_FRAME_IS_KEY)) {
741 pkt->flags |= AV_PKT_FLAG_KEY;
742 #ifdef AOM_FRAME_IS_INTRAONLY
743 pict_type = AV_PICTURE_TYPE_I;
744 } else if (cx_frame->flags & AOM_FRAME_IS_INTRAONLY) {
745 pict_type = AV_PICTURE_TYPE_I;
746 } else {
747 pict_type = AV_PICTURE_TYPE_P;
748 }
749
750 ff_side_data_set_encoder_stats(pkt, 0, cx_frame->sse + 1,
751 cx_frame->have_sse ? 3 : 0, pict_type);
752
753 if (cx_frame->have_sse) {
754 int i;
755 for (i = 0; i < 3; ++i) {
756 avctx->error[i] += cx_frame->sse[i + 1];
757 }
758 cx_frame->have_sse = 0;
759 #endif
760 }
761
762 if (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) {
763 ret = av_bsf_send_packet(ctx->bsf, pkt);
764 if (ret < 0) {
765 av_log(avctx, AV_LOG_ERROR, "extract_extradata filter "
766 "failed to send input packet\n");
767 return ret;
768 }
769 ret = av_bsf_receive_packet(ctx->bsf, pkt);
770
771 if (ret < 0) {
772 av_log(avctx, AV_LOG_ERROR, "extract_extradata filter "
773 "failed to receive output packet\n");
774 return ret;
775 }
776 }
777 return pkt->size;
778 }
779
780 /**
781 * Queue multiple output frames from the encoder, returning the front-most.
782 * In cases where aom_codec_get_cx_data() returns more than 1 frame append
783 * the frame queue. Return the head frame if available.
784 * @return Stored frame size
785 * @return AVERROR(EINVAL) on output size error
786 * @return AVERROR(ENOMEM) on coded frame queue data allocation error
787 */
queue_frames(AVCodecContext * avctx,AVPacket * pkt_out)788 static int queue_frames(AVCodecContext *avctx, AVPacket *pkt_out)
789 {
790 AOMContext *ctx = avctx->priv_data;
791 const struct aom_codec_cx_pkt *pkt;
792 const void *iter = NULL;
793 int size = 0;
794
795 if (ctx->coded_frame_list) {
796 struct FrameListData *cx_frame = ctx->coded_frame_list;
797 /* return the leading frame if we've already begun queueing */
798 size = storeframe(avctx, cx_frame, pkt_out);
799 if (size < 0)
800 return size;
801 ctx->coded_frame_list = cx_frame->next;
802 free_coded_frame(cx_frame);
803 }
804
805 /* consume all available output from the encoder before returning. buffers
806 * are only good through the next aom_codec call */
807 while ((pkt = aom_codec_get_cx_data(&ctx->encoder, &iter))) {
808 switch (pkt->kind) {
809 case AOM_CODEC_CX_FRAME_PKT:
810 if (!size) {
811 struct FrameListData cx_frame;
812
813 /* avoid storing the frame when the list is empty and we haven't yet
814 * provided a frame for output */
815 av_assert0(!ctx->coded_frame_list);
816 cx_pktcpy(ctx, &cx_frame, pkt);
817 size = storeframe(avctx, &cx_frame, pkt_out);
818 if (size < 0)
819 return size;
820 } else {
821 struct FrameListData *cx_frame =
822 av_malloc(sizeof(struct FrameListData));
823
824 if (!cx_frame) {
825 av_log(avctx, AV_LOG_ERROR,
826 "Frame queue element alloc failed\n");
827 return AVERROR(ENOMEM);
828 }
829 cx_pktcpy(ctx, cx_frame, pkt);
830 cx_frame->buf = av_malloc(cx_frame->sz);
831
832 if (!cx_frame->buf) {
833 av_log(avctx, AV_LOG_ERROR,
834 "Data buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
835 cx_frame->sz);
836 av_freep(&cx_frame);
837 return AVERROR(ENOMEM);
838 }
839 memcpy(cx_frame->buf, pkt->data.frame.buf, pkt->data.frame.sz);
840 coded_frame_add(&ctx->coded_frame_list, cx_frame);
841 }
842 break;
843 case AOM_CODEC_STATS_PKT:
844 {
845 struct aom_fixed_buf *stats = &ctx->twopass_stats;
846 int err;
847 if ((err = av_reallocp(&stats->buf,
848 stats->sz +
849 pkt->data.twopass_stats.sz)) < 0) {
850 stats->sz = 0;
851 av_log(avctx, AV_LOG_ERROR, "Stat buffer realloc failed\n");
852 return err;
853 }
854 memcpy((uint8_t *)stats->buf + stats->sz,
855 pkt->data.twopass_stats.buf, pkt->data.twopass_stats.sz);
856 stats->sz += pkt->data.twopass_stats.sz;
857 break;
858 }
859 #ifdef AOM_FRAME_IS_INTRAONLY
860 case AOM_CODEC_PSNR_PKT:
861 {
862 av_assert0(!ctx->have_sse);
863 ctx->sse[0] = pkt->data.psnr.sse[0];
864 ctx->sse[1] = pkt->data.psnr.sse[1];
865 ctx->sse[2] = pkt->data.psnr.sse[2];
866 ctx->sse[3] = pkt->data.psnr.sse[3];
867 ctx->have_sse = 1;
868 break;
869 }
870 #endif
871 case AOM_CODEC_CUSTOM_PKT:
872 // ignore unsupported/unrecognized packet types
873 break;
874 }
875 }
876
877 return size;
878 }
879
aom_encode(AVCodecContext * avctx,AVPacket * pkt,const AVFrame * frame,int * got_packet)880 static int aom_encode(AVCodecContext *avctx, AVPacket *pkt,
881 const AVFrame *frame, int *got_packet)
882 {
883 AOMContext *ctx = avctx->priv_data;
884 struct aom_image *rawimg = NULL;
885 int64_t timestamp = 0;
886 int res, coded_size;
887 aom_enc_frame_flags_t flags = 0;
888
889 if (frame) {
890 rawimg = &ctx->rawimg;
891 rawimg->planes[AOM_PLANE_Y] = frame->data[0];
892 rawimg->planes[AOM_PLANE_U] = frame->data[1];
893 rawimg->planes[AOM_PLANE_V] = frame->data[2];
894 rawimg->stride[AOM_PLANE_Y] = frame->linesize[0];
895 rawimg->stride[AOM_PLANE_U] = frame->linesize[1];
896 rawimg->stride[AOM_PLANE_V] = frame->linesize[2];
897 timestamp = frame->pts;
898 switch (frame->color_range) {
899 case AVCOL_RANGE_MPEG:
900 rawimg->range = AOM_CR_STUDIO_RANGE;
901 break;
902 case AVCOL_RANGE_JPEG:
903 rawimg->range = AOM_CR_FULL_RANGE;
904 break;
905 }
906
907 if (frame->pict_type == AV_PICTURE_TYPE_I)
908 flags |= AOM_EFLAG_FORCE_KF;
909 }
910
911 res = aom_codec_encode(&ctx->encoder, rawimg, timestamp,
912 avctx->ticks_per_frame, flags);
913 if (res != AOM_CODEC_OK) {
914 log_encoder_error(avctx, "Error encoding frame");
915 return AVERROR_INVALIDDATA;
916 }
917 coded_size = queue_frames(avctx, pkt);
918
919 if (!frame && avctx->flags & AV_CODEC_FLAG_PASS1) {
920 size_t b64_size = AV_BASE64_SIZE(ctx->twopass_stats.sz);
921
922 avctx->stats_out = av_malloc(b64_size);
923 if (!avctx->stats_out) {
924 av_log(avctx, AV_LOG_ERROR, "Stat buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
925 b64_size);
926 return AVERROR(ENOMEM);
927 }
928 av_base64_encode(avctx->stats_out, b64_size, ctx->twopass_stats.buf,
929 ctx->twopass_stats.sz);
930 }
931
932 *got_packet = !!coded_size;
933 return 0;
934 }
935
936 static const enum AVPixelFormat av1_pix_fmts[] = {
937 AV_PIX_FMT_YUV420P,
938 AV_PIX_FMT_YUV422P,
939 AV_PIX_FMT_YUV444P,
940 AV_PIX_FMT_NONE
941 };
942
943 static const enum AVPixelFormat av1_pix_fmts_highbd[] = {
944 AV_PIX_FMT_YUV420P,
945 AV_PIX_FMT_YUV422P,
946 AV_PIX_FMT_YUV444P,
947 AV_PIX_FMT_YUV420P10,
948 AV_PIX_FMT_YUV422P10,
949 AV_PIX_FMT_YUV444P10,
950 AV_PIX_FMT_YUV420P12,
951 AV_PIX_FMT_YUV422P12,
952 AV_PIX_FMT_YUV444P12,
953 AV_PIX_FMT_NONE
954 };
955
av1_init_static(AVCodec * codec)956 static av_cold void av1_init_static(AVCodec *codec)
957 {
958 aom_codec_caps_t codec_caps = aom_codec_get_caps(aom_codec_av1_cx());
959 if (codec_caps & AOM_CODEC_CAP_HIGHBITDEPTH)
960 codec->pix_fmts = av1_pix_fmts_highbd;
961 else
962 codec->pix_fmts = av1_pix_fmts;
963 }
964
av1_init(AVCodecContext * avctx)965 static av_cold int av1_init(AVCodecContext *avctx)
966 {
967 return aom_init(avctx, aom_codec_av1_cx());
968 }
969
970 #define OFFSET(x) offsetof(AOMContext, x)
971 #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
972 static const AVOption options[] = {
973 { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, 0, 8, VE},
974 { "auto-alt-ref", "Enable use of alternate reference "
975 "frames (2-pass only)", OFFSET(auto_alt_ref), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE},
976 { "lag-in-frames", "Number of frames to look ahead at for "
977 "alternate reference frame selection", OFFSET(lag_in_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE},
978 { "error-resilience", "Error resilience configuration", OFFSET(error_resilient), AV_OPT_TYPE_FLAGS, {.i64 = 0}, INT_MIN, INT_MAX, VE, "er"},
979 { "default", "Improve resiliency against losses of whole frames", 0, AV_OPT_TYPE_CONST, {.i64 = AOM_ERROR_RESILIENT_DEFAULT}, 0, 0, VE, "er"},
980 { "crf", "Select the quality for constant quality mode", offsetof(AOMContext, crf), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 63, VE },
981 { "static-thresh", "A change threshold on blocks below which they will be skipped by the encoder", OFFSET(static_thresh), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE },
982 { "drop-threshold", "Frame drop threshold", offsetof(AOMContext, drop_threshold), AV_OPT_TYPE_INT, {.i64 = 0 }, INT_MIN, INT_MAX, VE },
983 { "noise-sensitivity", "Noise sensitivity", OFFSET(noise_sensitivity), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, 4, VE},
984 { "tiles", "Tile columns x rows", OFFSET(tile_cols), AV_OPT_TYPE_IMAGE_SIZE, { .str = NULL }, 0, 0, VE },
985 { "tile-columns", "Log2 of number of tile columns to use", OFFSET(tile_cols_log2), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE},
986 { "tile-rows", "Log2 of number of tile rows to use", OFFSET(tile_rows_log2), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE},
987 { NULL }
988 };
989
990 static const AVCodecDefault defaults[] = {
991 { "qmin", "-1" },
992 { "qmax", "-1" },
993 { "g", "-1" },
994 { "keyint_min", "-1" },
995 { NULL },
996 };
997
998 static const AVClass class_aom = {
999 .class_name = "libaom-av1 encoder",
1000 .item_name = av_default_item_name,
1001 .option = options,
1002 .version = LIBAVUTIL_VERSION_INT,
1003 };
1004
1005 AVCodec ff_libaom_av1_encoder = {
1006 .name = "libaom-av1",
1007 .long_name = NULL_IF_CONFIG_SMALL("libaom AV1"),
1008 .type = AVMEDIA_TYPE_VIDEO,
1009 .id = AV_CODEC_ID_AV1,
1010 .priv_data_size = sizeof(AOMContext),
1011 .init = av1_init,
1012 .encode2 = aom_encode,
1013 .close = aom_free,
1014 .capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_AUTO_THREADS | AV_CODEC_CAP_EXPERIMENTAL,
1015 .profiles = NULL_IF_CONFIG_SMALL(ff_av1_profiles),
1016 .priv_class = &class_aom,
1017 .defaults = defaults,
1018 .init_static_data = av1_init_static,
1019 .wrapper_name = "libaom",
1020 };
1021