2 * Copyright (c) 2010, Google, Inc.
4 * This file is part of FFmpeg.
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.
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.
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
23 * AV1 encoder support via libaom
26 #define AOM_DISABLE_CTRL_TYPECHECKS 1
27 #include <aom/aom_encoder.h>
28 #include <aom/aomcx.h>
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"
43 * Portion of struct aom_codec_cx_pkt from aom_encoder.h.
44 * One encoded frame returned from the library.
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 */
55 int have_sse; /**< true if we have pending sse[] */
56 uint64_t frame_number;
57 struct FrameListData *next;
60 typedef struct AOMEncoderContext {
63 struct aom_codec_ctx encoder;
64 struct aom_image rawimg;
65 struct aom_fixed_buf twopass_stats;
66 struct FrameListData *coded_frame_list;
77 int denoise_noise_level;
78 int denoise_block_size;
80 int have_sse; /**< true if we have pending sse[] */
81 uint64_t frame_number;
82 int rc_undershoot_pct;
87 int tile_cols, tile_rows;
88 int tile_cols_log2, tile_rows_log2;
89 aom_superblock_size_t superblock_size;
93 int enable_global_motion;
95 int enable_restoration;
99 static const char *const ctlidstr[] = {
100 [AOME_SET_CPUUSED] = "AOME_SET_CPUUSED",
101 [AOME_SET_CQ_LEVEL] = "AOME_SET_CQ_LEVEL",
102 [AOME_SET_ENABLEAUTOALTREF] = "AOME_SET_ENABLEAUTOALTREF",
103 [AOME_SET_ARNR_MAXFRAMES] = "AOME_SET_ARNR_MAXFRAMES",
104 [AOME_SET_ARNR_STRENGTH] = "AOME_SET_ARNR_STRENGTH",
105 [AOME_SET_STATIC_THRESHOLD] = "AOME_SET_STATIC_THRESHOLD",
106 [AV1E_SET_COLOR_RANGE] = "AV1E_SET_COLOR_RANGE",
107 [AV1E_SET_COLOR_PRIMARIES] = "AV1E_SET_COLOR_PRIMARIES",
108 [AV1E_SET_MATRIX_COEFFICIENTS] = "AV1E_SET_MATRIX_COEFFICIENTS",
109 [AV1E_SET_TRANSFER_CHARACTERISTICS] = "AV1E_SET_TRANSFER_CHARACTERISTICS",
110 [AV1E_SET_AQ_MODE] = "AV1E_SET_AQ_MODE",
111 [AV1E_SET_FRAME_PARALLEL_DECODING] = "AV1E_SET_FRAME_PARALLEL_DECODING",
112 [AV1E_SET_SUPERBLOCK_SIZE] = "AV1E_SET_SUPERBLOCK_SIZE",
113 [AV1E_SET_TILE_COLUMNS] = "AV1E_SET_TILE_COLUMNS",
114 [AV1E_SET_TILE_ROWS] = "AV1E_SET_TILE_ROWS",
115 [AV1E_SET_ENABLE_RESTORATION] = "AV1E_SET_ENABLE_RESTORATION",
116 #ifdef AOM_CTRL_AV1E_SET_ROW_MT
117 [AV1E_SET_ROW_MT] = "AV1E_SET_ROW_MT",
119 #ifdef AOM_CTRL_AV1E_SET_DENOISE_NOISE_LEVEL
120 [AV1E_SET_DENOISE_NOISE_LEVEL] = "AV1E_SET_DENOISE_NOISE_LEVEL",
122 #ifdef AOM_CTRL_AV1E_SET_DENOISE_BLOCK_SIZE
123 [AV1E_SET_DENOISE_BLOCK_SIZE] = "AV1E_SET_DENOISE_BLOCK_SIZE",
125 #ifdef AOM_CTRL_AV1E_SET_MAX_REFERENCE_FRAMES
126 [AV1E_SET_MAX_REFERENCE_FRAMES] = "AV1E_SET_MAX_REFERENCE_FRAMES",
128 #ifdef AOM_CTRL_AV1E_SET_ENABLE_GLOBAL_MOTION
129 [AV1E_SET_ENABLE_GLOBAL_MOTION] = "AV1E_SET_ENABLE_GLOBAL_MOTION",
131 #ifdef AOM_CTRL_AV1E_SET_ENABLE_INTRABC
132 [AV1E_SET_ENABLE_INTRABC] = "AV1E_SET_ENABLE_INTRABC",
134 [AV1E_SET_ENABLE_CDEF] = "AV1E_SET_ENABLE_CDEF",
137 static av_cold void log_encoder_error(AVCodecContext *avctx, const char *desc)
139 AOMContext *ctx = avctx->priv_data;
140 const char *error = aom_codec_error(&ctx->encoder);
141 const char *detail = aom_codec_error_detail(&ctx->encoder);
143 av_log(avctx, AV_LOG_ERROR, "%s: %s\n", desc, error);
145 av_log(avctx, AV_LOG_ERROR, " Additional information: %s\n", detail);
148 static av_cold void dump_enc_cfg(AVCodecContext *avctx,
149 const struct aom_codec_enc_cfg *cfg)
152 int level = AV_LOG_DEBUG;
154 av_log(avctx, level, "aom_codec_enc_cfg\n");
155 av_log(avctx, level, "generic settings\n"
156 " %*s%u\n %*s%u\n %*s%u\n %*s%u\n %*s%u\n"
158 " %*s{%u/%u}\n %*s%u\n %*s%d\n %*s%u\n",
159 width, "g_usage:", cfg->g_usage,
160 width, "g_threads:", cfg->g_threads,
161 width, "g_profile:", cfg->g_profile,
162 width, "g_w:", cfg->g_w,
163 width, "g_h:", cfg->g_h,
164 width, "g_bit_depth:", cfg->g_bit_depth,
165 width, "g_input_bit_depth:", cfg->g_input_bit_depth,
166 width, "g_timebase:", cfg->g_timebase.num, cfg->g_timebase.den,
167 width, "g_error_resilient:", cfg->g_error_resilient,
168 width, "g_pass:", cfg->g_pass,
169 width, "g_lag_in_frames:", cfg->g_lag_in_frames);
170 av_log(avctx, level, "rate control settings\n"
171 " %*s%u\n %*s%d\n %*s%p(%"SIZE_SPECIFIER")\n %*s%u\n",
172 width, "rc_dropframe_thresh:", cfg->rc_dropframe_thresh,
173 width, "rc_end_usage:", cfg->rc_end_usage,
174 width, "rc_twopass_stats_in:", cfg->rc_twopass_stats_in.buf, cfg->rc_twopass_stats_in.sz,
175 width, "rc_target_bitrate:", cfg->rc_target_bitrate);
176 av_log(avctx, level, "quantizer settings\n"
178 width, "rc_min_quantizer:", cfg->rc_min_quantizer,
179 width, "rc_max_quantizer:", cfg->rc_max_quantizer);
180 av_log(avctx, level, "bitrate tolerance\n"
182 width, "rc_undershoot_pct:", cfg->rc_undershoot_pct,
183 width, "rc_overshoot_pct:", cfg->rc_overshoot_pct);
184 av_log(avctx, level, "decoder buffer model\n"
185 " %*s%u\n %*s%u\n %*s%u\n",
186 width, "rc_buf_sz:", cfg->rc_buf_sz,
187 width, "rc_buf_initial_sz:", cfg->rc_buf_initial_sz,
188 width, "rc_buf_optimal_sz:", cfg->rc_buf_optimal_sz);
189 av_log(avctx, level, "2 pass rate control settings\n"
190 " %*s%u\n %*s%u\n %*s%u\n",
191 width, "rc_2pass_vbr_bias_pct:", cfg->rc_2pass_vbr_bias_pct,
192 width, "rc_2pass_vbr_minsection_pct:", cfg->rc_2pass_vbr_minsection_pct,
193 width, "rc_2pass_vbr_maxsection_pct:", cfg->rc_2pass_vbr_maxsection_pct);
194 av_log(avctx, level, "keyframing settings\n"
195 " %*s%d\n %*s%u\n %*s%u\n",
196 width, "kf_mode:", cfg->kf_mode,
197 width, "kf_min_dist:", cfg->kf_min_dist,
198 width, "kf_max_dist:", cfg->kf_max_dist);
199 av_log(avctx, level, "tile settings\n"
201 width, "tile_width_count:", cfg->tile_width_count,
202 width, "tile_height_count:", cfg->tile_height_count);
203 av_log(avctx, level, "\n");
206 static void coded_frame_add(void *list, struct FrameListData *cx_frame)
208 struct FrameListData **p = list;
213 cx_frame->next = NULL;
216 static av_cold void free_coded_frame(struct FrameListData *cx_frame)
218 av_freep(&cx_frame->buf);
222 static av_cold void free_frame_list(struct FrameListData *list)
224 struct FrameListData *p = list;
233 static av_cold int codecctl_int(AVCodecContext *avctx,
235 aome_enc_control_id id,
237 enum aome_enc_control_id id,
241 AOMContext *ctx = avctx->priv_data;
246 snprintf(buf, sizeof(buf), "%s:", ctlidstr[id]);
247 av_log(avctx, AV_LOG_DEBUG, " %*s%d\n", width, buf, val);
249 res = aom_codec_control(&ctx->encoder, id, val);
250 if (res != AOM_CODEC_OK) {
251 snprintf(buf, sizeof(buf), "Failed to set %s codec control",
253 log_encoder_error(avctx, buf);
254 return AVERROR(EINVAL);
260 static av_cold int aom_free(AVCodecContext *avctx)
262 AOMContext *ctx = avctx->priv_data;
264 aom_codec_destroy(&ctx->encoder);
265 av_freep(&ctx->twopass_stats.buf);
266 av_freep(&avctx->stats_out);
267 free_frame_list(ctx->coded_frame_list);
268 av_bsf_free(&ctx->bsf);
272 static int set_pix_fmt(AVCodecContext *avctx, aom_codec_caps_t codec_caps,
273 struct aom_codec_enc_cfg *enccfg, aom_codec_flags_t *flags,
274 aom_img_fmt_t *img_fmt)
276 AOMContext av_unused *ctx = avctx->priv_data;
277 enccfg->g_bit_depth = enccfg->g_input_bit_depth = 8;
278 switch (avctx->pix_fmt) {
279 case AV_PIX_FMT_YUV420P:
280 enccfg->g_profile = FF_PROFILE_AV1_MAIN;
281 *img_fmt = AOM_IMG_FMT_I420;
283 case AV_PIX_FMT_YUV422P:
284 enccfg->g_profile = FF_PROFILE_AV1_PROFESSIONAL;
285 *img_fmt = AOM_IMG_FMT_I422;
287 case AV_PIX_FMT_YUV444P:
288 enccfg->g_profile = FF_PROFILE_AV1_HIGH;
289 *img_fmt = AOM_IMG_FMT_I444;
291 case AV_PIX_FMT_YUV420P10:
292 case AV_PIX_FMT_YUV420P12:
293 if (codec_caps & AOM_CODEC_CAP_HIGHBITDEPTH) {
294 enccfg->g_bit_depth = enccfg->g_input_bit_depth =
295 avctx->pix_fmt == AV_PIX_FMT_YUV420P10 ? 10 : 12;
297 enccfg->g_bit_depth == 10 ? FF_PROFILE_AV1_MAIN : FF_PROFILE_AV1_PROFESSIONAL;
298 *img_fmt = AOM_IMG_FMT_I42016;
299 *flags |= AOM_CODEC_USE_HIGHBITDEPTH;
303 case AV_PIX_FMT_YUV422P10:
304 case AV_PIX_FMT_YUV422P12:
305 if (codec_caps & AOM_CODEC_CAP_HIGHBITDEPTH) {
306 enccfg->g_bit_depth = enccfg->g_input_bit_depth =
307 avctx->pix_fmt == AV_PIX_FMT_YUV422P10 ? 10 : 12;
308 enccfg->g_profile = FF_PROFILE_AV1_PROFESSIONAL;
309 *img_fmt = AOM_IMG_FMT_I42216;
310 *flags |= AOM_CODEC_USE_HIGHBITDEPTH;
314 case AV_PIX_FMT_YUV444P10:
315 case AV_PIX_FMT_YUV444P12:
316 if (codec_caps & AOM_CODEC_CAP_HIGHBITDEPTH) {
317 enccfg->g_bit_depth = enccfg->g_input_bit_depth =
318 avctx->pix_fmt == AV_PIX_FMT_YUV444P10 ? 10 : 12;
320 enccfg->g_bit_depth == 10 ? FF_PROFILE_AV1_HIGH : FF_PROFILE_AV1_PROFESSIONAL;
321 *img_fmt = AOM_IMG_FMT_I44416;
322 *flags |= AOM_CODEC_USE_HIGHBITDEPTH;
329 av_log(avctx, AV_LOG_ERROR, "Unsupported pixel format.\n");
330 return AVERROR_INVALIDDATA;
333 static void set_color_range(AVCodecContext *avctx)
335 aom_color_range_t aom_cr;
336 switch (avctx->color_range) {
337 case AVCOL_RANGE_UNSPECIFIED:
338 case AVCOL_RANGE_MPEG: aom_cr = AOM_CR_STUDIO_RANGE; break;
339 case AVCOL_RANGE_JPEG: aom_cr = AOM_CR_FULL_RANGE; break;
341 av_log(avctx, AV_LOG_WARNING, "Unsupported color range (%d)\n",
346 codecctl_int(avctx, AV1E_SET_COLOR_RANGE, aom_cr);
349 static int count_uniform_tiling(int dim, int sb_size, int tiles_log2)
351 int sb_dim = (dim + sb_size - 1) / sb_size;
352 int tile_dim = (sb_dim + (1 << tiles_log2) - 1) >> tiles_log2;
353 av_assert0(tile_dim > 0);
354 return (sb_dim + tile_dim - 1) / tile_dim;
357 static int choose_tiling(AVCodecContext *avctx,
358 struct aom_codec_enc_cfg *enccfg)
360 AOMContext *ctx = avctx->priv_data;
361 int sb_128x128_possible, sb_size, sb_width, sb_height;
362 int uniform_rows, uniform_cols;
363 int uniform_64x64_possible, uniform_128x128_possible;
364 int tile_size, rounding, i;
366 if (ctx->tile_cols_log2 >= 0)
367 ctx->tile_cols = 1 << ctx->tile_cols_log2;
368 if (ctx->tile_rows_log2 >= 0)
369 ctx->tile_rows = 1 << ctx->tile_rows_log2;
371 if (ctx->tile_cols == 0) {
372 ctx->tile_cols = (avctx->width + AV1_MAX_TILE_WIDTH - 1) /
374 if (ctx->tile_cols > 1) {
375 av_log(avctx, AV_LOG_DEBUG, "Automatically using %d tile "
376 "columns to fill width.\n", ctx->tile_cols);
379 av_assert0(ctx->tile_cols > 0);
380 if (ctx->tile_rows == 0) {
382 FFALIGN((FFALIGN(avctx->width, 128) +
383 ctx->tile_cols - 1) / ctx->tile_cols, 128);
385 (max_tile_width * FFALIGN(avctx->height, 128) +
386 AV1_MAX_TILE_AREA - 1) / AV1_MAX_TILE_AREA;
387 if (ctx->tile_rows > 1) {
388 av_log(avctx, AV_LOG_DEBUG, "Automatically using %d tile "
389 "rows to fill area.\n", ctx->tile_rows);
392 av_assert0(ctx->tile_rows > 0);
394 if ((avctx->width + 63) / 64 < ctx->tile_cols ||
395 (avctx->height + 63) / 64 < ctx->tile_rows) {
396 av_log(avctx, AV_LOG_ERROR, "Invalid tile sizing: frame not "
397 "large enough to fit specified tile arrangement.\n");
398 return AVERROR(EINVAL);
400 if (ctx->tile_cols > AV1_MAX_TILE_COLS ||
401 ctx->tile_rows > AV1_MAX_TILE_ROWS) {
402 av_log(avctx, AV_LOG_ERROR, "Invalid tile sizing: AV1 does "
403 "not allow more than %dx%d tiles.\n",
404 AV1_MAX_TILE_COLS, AV1_MAX_TILE_ROWS);
405 return AVERROR(EINVAL);
407 if (avctx->width / ctx->tile_cols > AV1_MAX_TILE_WIDTH) {
408 av_log(avctx, AV_LOG_ERROR, "Invalid tile sizing: AV1 does "
409 "not allow tiles of width greater than %d.\n",
411 return AVERROR(EINVAL);
414 ctx->superblock_size = AOM_SUPERBLOCK_SIZE_DYNAMIC;
416 if (ctx->tile_cols == 1 && ctx->tile_rows == 1) {
417 av_log(avctx, AV_LOG_DEBUG, "Using a single tile.\n");
421 sb_128x128_possible =
422 (avctx->width + 127) / 128 >= ctx->tile_cols &&
423 (avctx->height + 127) / 128 >= ctx->tile_rows;
425 ctx->tile_cols_log2 = ctx->tile_cols == 1 ? 0 :
426 av_log2(ctx->tile_cols - 1) + 1;
427 ctx->tile_rows_log2 = ctx->tile_rows == 1 ? 0 :
428 av_log2(ctx->tile_rows - 1) + 1;
430 uniform_cols = count_uniform_tiling(avctx->width,
431 64, ctx->tile_cols_log2);
432 uniform_rows = count_uniform_tiling(avctx->height,
433 64, ctx->tile_rows_log2);
434 av_log(avctx, AV_LOG_DEBUG, "Uniform with 64x64 superblocks "
435 "-> %dx%d tiles.\n", uniform_cols, uniform_rows);
436 uniform_64x64_possible = uniform_cols == ctx->tile_cols &&
437 uniform_rows == ctx->tile_rows;
439 if (sb_128x128_possible) {
440 uniform_cols = count_uniform_tiling(avctx->width,
441 128, ctx->tile_cols_log2);
442 uniform_rows = count_uniform_tiling(avctx->height,
443 128, ctx->tile_rows_log2);
444 av_log(avctx, AV_LOG_DEBUG, "Uniform with 128x128 superblocks "
445 "-> %dx%d tiles.\n", uniform_cols, uniform_rows);
446 uniform_128x128_possible = uniform_cols == ctx->tile_cols &&
447 uniform_rows == ctx->tile_rows;
449 av_log(avctx, AV_LOG_DEBUG, "128x128 superblocks not possible.\n");
450 uniform_128x128_possible = 0;
453 ctx->uniform_tiles = 1;
454 if (uniform_64x64_possible && uniform_128x128_possible) {
455 av_log(avctx, AV_LOG_DEBUG, "Using uniform tiling with dynamic "
456 "superblocks (tile_cols_log2 = %d, tile_rows_log2 = %d).\n",
457 ctx->tile_cols_log2, ctx->tile_rows_log2);
460 if (uniform_64x64_possible && !sb_128x128_possible) {
461 av_log(avctx, AV_LOG_DEBUG, "Using uniform tiling with 64x64 "
462 "superblocks (tile_cols_log2 = %d, tile_rows_log2 = %d).\n",
463 ctx->tile_cols_log2, ctx->tile_rows_log2);
464 ctx->superblock_size = AOM_SUPERBLOCK_SIZE_64X64;
467 if (uniform_128x128_possible) {
468 av_log(avctx, AV_LOG_DEBUG, "Using uniform tiling with 128x128 "
469 "superblocks (tile_cols_log2 = %d, tile_rows_log2 = %d).\n",
470 ctx->tile_cols_log2, ctx->tile_rows_log2);
471 ctx->superblock_size = AOM_SUPERBLOCK_SIZE_128X128;
474 ctx->uniform_tiles = 0;
476 if (sb_128x128_possible) {
478 ctx->superblock_size = AOM_SUPERBLOCK_SIZE_128X128;
481 ctx->superblock_size = AOM_SUPERBLOCK_SIZE_64X64;
483 av_log(avctx, AV_LOG_DEBUG, "Using fixed tiling with %dx%d "
484 "superblocks (tile_cols = %d, tile_rows = %d).\n",
485 sb_size, sb_size, ctx->tile_cols, ctx->tile_rows);
487 enccfg->tile_width_count = ctx->tile_cols;
488 enccfg->tile_height_count = ctx->tile_rows;
490 sb_width = (avctx->width + sb_size - 1) / sb_size;
491 sb_height = (avctx->height + sb_size - 1) / sb_size;
493 tile_size = sb_width / ctx->tile_cols;
494 rounding = sb_width % ctx->tile_cols;
495 for (i = 0; i < ctx->tile_cols; i++) {
496 enccfg->tile_widths[i] = tile_size +
498 i > ctx->tile_cols - 1 - (rounding + 1) / 2);
501 tile_size = sb_height / ctx->tile_rows;
502 rounding = sb_height % ctx->tile_rows;
503 for (i = 0; i < ctx->tile_rows; i++) {
504 enccfg->tile_heights[i] = tile_size +
506 i > ctx->tile_rows - 1 - (rounding + 1) / 2);
512 static av_cold int aom_init(AVCodecContext *avctx,
513 const struct aom_codec_iface *iface)
515 AOMContext *ctx = avctx->priv_data;
516 struct aom_codec_enc_cfg enccfg = { 0 };
517 #ifdef AOM_FRAME_IS_INTRAONLY
518 aom_codec_flags_t flags =
519 (avctx->flags & AV_CODEC_FLAG_PSNR) ? AOM_CODEC_USE_PSNR : 0;
521 aom_codec_flags_t flags = 0;
523 AVCPBProperties *cpb_props;
525 aom_img_fmt_t img_fmt;
526 aom_codec_caps_t codec_caps = aom_codec_get_caps(iface);
528 av_log(avctx, AV_LOG_INFO, "%s\n", aom_codec_version_str());
529 av_log(avctx, AV_LOG_VERBOSE, "%s\n", aom_codec_build_config());
531 if ((res = aom_codec_enc_config_default(iface, &enccfg, 0)) != AOM_CODEC_OK) {
532 av_log(avctx, AV_LOG_ERROR, "Failed to get config: %s\n",
533 aom_codec_err_to_string(res));
534 return AVERROR(EINVAL);
537 if (set_pix_fmt(avctx, codec_caps, &enccfg, &flags, &img_fmt))
538 return AVERROR(EINVAL);
541 if(avctx->rc_max_rate || avctx->rc_buffer_size || avctx->rc_initial_buffer_occupancy) {
542 av_log( avctx, AV_LOG_ERROR, "Rate control parameters set without a bitrate\n");
543 return AVERROR(EINVAL);
546 dump_enc_cfg(avctx, &enccfg);
548 enccfg.g_w = avctx->width;
549 enccfg.g_h = avctx->height;
550 enccfg.g_timebase.num = avctx->time_base.num;
551 enccfg.g_timebase.den = avctx->time_base.den;
553 FFMIN(avctx->thread_count ? avctx->thread_count : av_cpu_count(), 64);
555 enccfg.g_usage = ctx->usage;
557 if (ctx->lag_in_frames >= 0)
558 enccfg.g_lag_in_frames = ctx->lag_in_frames;
560 if (avctx->flags & AV_CODEC_FLAG_PASS1)
561 enccfg.g_pass = AOM_RC_FIRST_PASS;
562 else if (avctx->flags & AV_CODEC_FLAG_PASS2)
563 enccfg.g_pass = AOM_RC_LAST_PASS;
565 enccfg.g_pass = AOM_RC_ONE_PASS;
567 if (avctx->rc_min_rate == avctx->rc_max_rate &&
568 avctx->rc_min_rate == avctx->bit_rate && avctx->bit_rate) {
569 enccfg.rc_end_usage = AOM_CBR;
570 } else if (ctx->crf >= 0) {
571 enccfg.rc_end_usage = AOM_CQ;
572 if (!avctx->bit_rate)
573 enccfg.rc_end_usage = AOM_Q;
576 if (avctx->bit_rate) {
577 enccfg.rc_target_bitrate = av_rescale_rnd(avctx->bit_rate, 1, 1000,
579 } else if (enccfg.rc_end_usage != AOM_Q) {
580 enccfg.rc_end_usage = AOM_Q;
582 av_log(avctx, AV_LOG_WARNING,
583 "Neither bitrate nor constrained quality specified, using default CRF of %d\n",
587 if (avctx->qmin >= 0)
588 enccfg.rc_min_quantizer = avctx->qmin;
589 if (avctx->qmax >= 0)
590 enccfg.rc_max_quantizer = avctx->qmax;
592 if (enccfg.rc_end_usage == AOM_CQ || enccfg.rc_end_usage == AOM_Q) {
593 if (ctx->crf < enccfg.rc_min_quantizer || ctx->crf > enccfg.rc_max_quantizer) {
594 av_log(avctx, AV_LOG_ERROR,
595 "CQ level %d must be between minimum and maximum quantizer value (%d-%d)\n",
596 ctx->crf, enccfg.rc_min_quantizer, enccfg.rc_max_quantizer);
597 return AVERROR(EINVAL);
601 enccfg.rc_dropframe_thresh = ctx->drop_threshold;
603 // 0-100 (0 => CBR, 100 => VBR)
604 enccfg.rc_2pass_vbr_bias_pct = round(avctx->qcompress * 100);
605 if (ctx->minsection_pct >= 0)
606 enccfg.rc_2pass_vbr_minsection_pct = ctx->minsection_pct;
607 else if (avctx->bit_rate)
608 enccfg.rc_2pass_vbr_minsection_pct =
609 avctx->rc_min_rate * 100LL / avctx->bit_rate;
610 if (ctx->maxsection_pct >= 0)
611 enccfg.rc_2pass_vbr_maxsection_pct = ctx->maxsection_pct;
612 else if (avctx->rc_max_rate)
613 enccfg.rc_2pass_vbr_maxsection_pct =
614 avctx->rc_max_rate * 100LL / avctx->bit_rate;
616 if (avctx->rc_buffer_size)
618 avctx->rc_buffer_size * 1000LL / avctx->bit_rate;
619 if (avctx->rc_initial_buffer_occupancy)
620 enccfg.rc_buf_initial_sz =
621 avctx->rc_initial_buffer_occupancy * 1000LL / avctx->bit_rate;
622 enccfg.rc_buf_optimal_sz = enccfg.rc_buf_sz * 5 / 6;
624 if (ctx->rc_undershoot_pct >= 0)
625 enccfg.rc_undershoot_pct = ctx->rc_undershoot_pct;
626 if (ctx->rc_overshoot_pct >= 0)
627 enccfg.rc_overshoot_pct = ctx->rc_overshoot_pct;
629 // _enc_init() will balk if kf_min_dist differs from max w/AOM_KF_AUTO
630 if (avctx->keyint_min >= 0 && avctx->keyint_min == avctx->gop_size)
631 enccfg.kf_min_dist = avctx->keyint_min;
632 if (avctx->gop_size >= 0)
633 enccfg.kf_max_dist = avctx->gop_size;
635 if (enccfg.g_pass == AOM_RC_FIRST_PASS)
636 enccfg.g_lag_in_frames = 0;
637 else if (enccfg.g_pass == AOM_RC_LAST_PASS) {
638 int decode_size, ret;
640 if (!avctx->stats_in) {
641 av_log(avctx, AV_LOG_ERROR, "No stats file for second pass\n");
642 return AVERROR_INVALIDDATA;
645 ctx->twopass_stats.sz = strlen(avctx->stats_in) * 3 / 4;
646 ret = av_reallocp(&ctx->twopass_stats.buf, ctx->twopass_stats.sz);
648 av_log(avctx, AV_LOG_ERROR,
649 "Stat buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
650 ctx->twopass_stats.sz);
651 ctx->twopass_stats.sz = 0;
654 decode_size = av_base64_decode(ctx->twopass_stats.buf, avctx->stats_in,
655 ctx->twopass_stats.sz);
656 if (decode_size < 0) {
657 av_log(avctx, AV_LOG_ERROR, "Stat buffer decode failed\n");
658 return AVERROR_INVALIDDATA;
661 ctx->twopass_stats.sz = decode_size;
662 enccfg.rc_twopass_stats_in = ctx->twopass_stats;
665 /* 0-3: For non-zero values the encoder increasingly optimizes for reduced
666 * complexity playback on low powered devices at the expense of encode
668 if (avctx->profile != FF_PROFILE_UNKNOWN)
669 enccfg.g_profile = avctx->profile;
671 enccfg.g_error_resilient = ctx->error_resilient;
673 res = choose_tiling(avctx, &enccfg);
677 dump_enc_cfg(avctx, &enccfg);
678 /* Construct Encoder Context */
679 res = aom_codec_enc_init(&ctx->encoder, iface, &enccfg, flags);
680 if (res != AOM_CODEC_OK) {
681 log_encoder_error(avctx, "Failed to initialize encoder");
682 return AVERROR(EINVAL);
685 // codec control failures are currently treated only as warnings
686 av_log(avctx, AV_LOG_DEBUG, "aom_codec_control\n");
687 codecctl_int(avctx, AOME_SET_CPUUSED, ctx->cpu_used);
688 if (ctx->auto_alt_ref >= 0)
689 codecctl_int(avctx, AOME_SET_ENABLEAUTOALTREF, ctx->auto_alt_ref);
690 if (ctx->arnr_max_frames >= 0)
691 codecctl_int(avctx, AOME_SET_ARNR_MAXFRAMES, ctx->arnr_max_frames);
692 if (ctx->arnr_strength >= 0)
693 codecctl_int(avctx, AOME_SET_ARNR_STRENGTH, ctx->arnr_strength);
694 if (ctx->enable_cdef >= 0)
695 codecctl_int(avctx, AV1E_SET_ENABLE_CDEF, ctx->enable_cdef);
696 if (ctx->enable_restoration >= 0)
697 codecctl_int(avctx, AV1E_SET_ENABLE_RESTORATION, ctx->enable_restoration);
699 codecctl_int(avctx, AOME_SET_STATIC_THRESHOLD, ctx->static_thresh);
701 codecctl_int(avctx, AOME_SET_CQ_LEVEL, ctx->crf);
703 codecctl_int(avctx, AV1E_SET_COLOR_PRIMARIES, avctx->color_primaries);
704 codecctl_int(avctx, AV1E_SET_MATRIX_COEFFICIENTS, avctx->colorspace);
705 codecctl_int(avctx, AV1E_SET_TRANSFER_CHARACTERISTICS, avctx->color_trc);
706 if (ctx->aq_mode >= 0)
707 codecctl_int(avctx, AV1E_SET_AQ_MODE, ctx->aq_mode);
708 if (ctx->frame_parallel >= 0)
709 codecctl_int(avctx, AV1E_SET_FRAME_PARALLEL_DECODING, ctx->frame_parallel);
710 set_color_range(avctx);
712 codecctl_int(avctx, AV1E_SET_SUPERBLOCK_SIZE, ctx->superblock_size);
713 if (ctx->uniform_tiles) {
714 codecctl_int(avctx, AV1E_SET_TILE_COLUMNS, ctx->tile_cols_log2);
715 codecctl_int(avctx, AV1E_SET_TILE_ROWS, ctx->tile_rows_log2);
718 #ifdef AOM_CTRL_AV1E_SET_DENOISE_NOISE_LEVEL
719 if (ctx->denoise_noise_level >= 0)
720 codecctl_int(avctx, AV1E_SET_DENOISE_NOISE_LEVEL, ctx->denoise_noise_level);
722 #ifdef AOM_CTRL_AV1E_SET_DENOISE_BLOCK_SIZE
723 if (ctx->denoise_block_size >= 0)
724 codecctl_int(avctx, AV1E_SET_DENOISE_BLOCK_SIZE, ctx->denoise_block_size);
726 #ifdef AOM_CTRL_AV1E_SET_ENABLE_GLOBAL_MOTION
727 if (ctx->enable_global_motion >= 0)
728 codecctl_int(avctx, AV1E_SET_ENABLE_GLOBAL_MOTION, ctx->enable_global_motion);
730 #ifdef AOM_CTRL_AV1E_SET_MAX_REFERENCE_FRAMES
731 if (avctx->refs >= 3) {
732 codecctl_int(avctx, AV1E_SET_MAX_REFERENCE_FRAMES, avctx->refs);
735 #ifdef AOM_CTRL_AV1E_SET_ROW_MT
736 if (ctx->row_mt >= 0)
737 codecctl_int(avctx, AV1E_SET_ROW_MT, ctx->row_mt);
739 #ifdef AOM_CTRL_AV1E_SET_ENABLE_INTRABC
740 if (ctx->enable_intrabc >= 0)
741 codecctl_int(avctx, AV1E_SET_ENABLE_INTRABC, ctx->enable_intrabc);
744 // provide dummy value to initialize wrapper, values will be updated each _encode()
745 aom_img_wrap(&ctx->rawimg, img_fmt, avctx->width, avctx->height, 1,
748 if (codec_caps & AOM_CODEC_CAP_HIGHBITDEPTH)
749 ctx->rawimg.bit_depth = enccfg.g_bit_depth;
751 cpb_props = ff_add_cpb_side_data(avctx);
753 return AVERROR(ENOMEM);
755 if (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) {
756 const AVBitStreamFilter *filter = av_bsf_get_by_name("extract_extradata");
760 av_log(avctx, AV_LOG_ERROR, "extract_extradata bitstream filter "
761 "not found. This is a bug, please report it.\n");
764 ret = av_bsf_alloc(filter, &ctx->bsf);
768 ret = avcodec_parameters_from_context(ctx->bsf->par_in, avctx);
772 ret = av_bsf_init(ctx->bsf);
777 if (enccfg.rc_end_usage == AOM_CBR ||
778 enccfg.g_pass != AOM_RC_ONE_PASS) {
779 cpb_props->max_bitrate = avctx->rc_max_rate;
780 cpb_props->min_bitrate = avctx->rc_min_rate;
781 cpb_props->avg_bitrate = avctx->bit_rate;
783 cpb_props->buffer_size = avctx->rc_buffer_size;
788 static inline void cx_pktcpy(AOMContext *ctx,
789 struct FrameListData *dst,
790 const struct aom_codec_cx_pkt *src)
792 dst->pts = src->data.frame.pts;
793 dst->duration = src->data.frame.duration;
794 dst->flags = src->data.frame.flags;
795 dst->sz = src->data.frame.sz;
796 dst->buf = src->data.frame.buf;
797 #ifdef AOM_FRAME_IS_INTRAONLY
799 dst->frame_number = ++ctx->frame_number;
800 dst->have_sse = ctx->have_sse;
802 /* associate last-seen SSE to the frame. */
803 /* Transfers ownership from ctx to dst. */
804 memcpy(dst->sse, ctx->sse, sizeof(dst->sse));
811 * Store coded frame information in format suitable for return from encode2().
813 * Write information from @a cx_frame to @a pkt
814 * @return packet data size on success
815 * @return a negative AVERROR on error
817 static int storeframe(AVCodecContext *avctx, struct FrameListData *cx_frame,
820 AOMContext *ctx = avctx->priv_data;
821 int av_unused pict_type;
822 int ret = ff_alloc_packet2(avctx, pkt, cx_frame->sz, 0);
824 av_log(avctx, AV_LOG_ERROR,
825 "Error getting output packet of size %"SIZE_SPECIFIER".\n", cx_frame->sz);
828 memcpy(pkt->data, cx_frame->buf, pkt->size);
829 pkt->pts = pkt->dts = cx_frame->pts;
831 if (!!(cx_frame->flags & AOM_FRAME_IS_KEY)) {
832 pkt->flags |= AV_PKT_FLAG_KEY;
833 #ifdef AOM_FRAME_IS_INTRAONLY
834 pict_type = AV_PICTURE_TYPE_I;
835 } else if (cx_frame->flags & AOM_FRAME_IS_INTRAONLY) {
836 pict_type = AV_PICTURE_TYPE_I;
838 pict_type = AV_PICTURE_TYPE_P;
841 ff_side_data_set_encoder_stats(pkt, 0, cx_frame->sse + 1,
842 cx_frame->have_sse ? 3 : 0, pict_type);
844 if (cx_frame->have_sse) {
846 for (i = 0; i < 3; ++i) {
847 avctx->error[i] += cx_frame->sse[i + 1];
849 cx_frame->have_sse = 0;
853 if (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) {
854 ret = av_bsf_send_packet(ctx->bsf, pkt);
856 av_log(avctx, AV_LOG_ERROR, "extract_extradata filter "
857 "failed to send input packet\n");
860 ret = av_bsf_receive_packet(ctx->bsf, pkt);
863 av_log(avctx, AV_LOG_ERROR, "extract_extradata filter "
864 "failed to receive output packet\n");
872 * Queue multiple output frames from the encoder, returning the front-most.
873 * In cases where aom_codec_get_cx_data() returns more than 1 frame append
874 * the frame queue. Return the head frame if available.
875 * @return Stored frame size
876 * @return AVERROR(EINVAL) on output size error
877 * @return AVERROR(ENOMEM) on coded frame queue data allocation error
879 static int queue_frames(AVCodecContext *avctx, AVPacket *pkt_out)
881 AOMContext *ctx = avctx->priv_data;
882 const struct aom_codec_cx_pkt *pkt;
883 const void *iter = NULL;
886 if (ctx->coded_frame_list) {
887 struct FrameListData *cx_frame = ctx->coded_frame_list;
888 /* return the leading frame if we've already begun queueing */
889 size = storeframe(avctx, cx_frame, pkt_out);
892 ctx->coded_frame_list = cx_frame->next;
893 free_coded_frame(cx_frame);
896 /* consume all available output from the encoder before returning. buffers
897 * are only good through the next aom_codec call */
898 while ((pkt = aom_codec_get_cx_data(&ctx->encoder, &iter))) {
900 case AOM_CODEC_CX_FRAME_PKT:
902 struct FrameListData cx_frame;
904 /* avoid storing the frame when the list is empty and we haven't yet
905 * provided a frame for output */
906 av_assert0(!ctx->coded_frame_list);
907 cx_pktcpy(ctx, &cx_frame, pkt);
908 size = storeframe(avctx, &cx_frame, pkt_out);
912 struct FrameListData *cx_frame =
913 av_malloc(sizeof(struct FrameListData));
916 av_log(avctx, AV_LOG_ERROR,
917 "Frame queue element alloc failed\n");
918 return AVERROR(ENOMEM);
920 cx_pktcpy(ctx, cx_frame, pkt);
921 cx_frame->buf = av_malloc(cx_frame->sz);
923 if (!cx_frame->buf) {
924 av_log(avctx, AV_LOG_ERROR,
925 "Data buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
928 return AVERROR(ENOMEM);
930 memcpy(cx_frame->buf, pkt->data.frame.buf, pkt->data.frame.sz);
931 coded_frame_add(&ctx->coded_frame_list, cx_frame);
934 case AOM_CODEC_STATS_PKT:
936 struct aom_fixed_buf *stats = &ctx->twopass_stats;
938 if ((err = av_reallocp(&stats->buf,
940 pkt->data.twopass_stats.sz)) < 0) {
942 av_log(avctx, AV_LOG_ERROR, "Stat buffer realloc failed\n");
945 memcpy((uint8_t *)stats->buf + stats->sz,
946 pkt->data.twopass_stats.buf, pkt->data.twopass_stats.sz);
947 stats->sz += pkt->data.twopass_stats.sz;
950 #ifdef AOM_FRAME_IS_INTRAONLY
951 case AOM_CODEC_PSNR_PKT:
953 av_assert0(!ctx->have_sse);
954 ctx->sse[0] = pkt->data.psnr.sse[0];
955 ctx->sse[1] = pkt->data.psnr.sse[1];
956 ctx->sse[2] = pkt->data.psnr.sse[2];
957 ctx->sse[3] = pkt->data.psnr.sse[3];
962 case AOM_CODEC_CUSTOM_PKT:
963 // ignore unsupported/unrecognized packet types
971 static int aom_encode(AVCodecContext *avctx, AVPacket *pkt,
972 const AVFrame *frame, int *got_packet)
974 AOMContext *ctx = avctx->priv_data;
975 struct aom_image *rawimg = NULL;
976 int64_t timestamp = 0;
978 aom_enc_frame_flags_t flags = 0;
981 rawimg = &ctx->rawimg;
982 rawimg->planes[AOM_PLANE_Y] = frame->data[0];
983 rawimg->planes[AOM_PLANE_U] = frame->data[1];
984 rawimg->planes[AOM_PLANE_V] = frame->data[2];
985 rawimg->stride[AOM_PLANE_Y] = frame->linesize[0];
986 rawimg->stride[AOM_PLANE_U] = frame->linesize[1];
987 rawimg->stride[AOM_PLANE_V] = frame->linesize[2];
988 timestamp = frame->pts;
989 switch (frame->color_range) {
990 case AVCOL_RANGE_MPEG:
991 rawimg->range = AOM_CR_STUDIO_RANGE;
993 case AVCOL_RANGE_JPEG:
994 rawimg->range = AOM_CR_FULL_RANGE;
998 if (frame->pict_type == AV_PICTURE_TYPE_I)
999 flags |= AOM_EFLAG_FORCE_KF;
1002 res = aom_codec_encode(&ctx->encoder, rawimg, timestamp,
1003 avctx->ticks_per_frame, flags);
1004 if (res != AOM_CODEC_OK) {
1005 log_encoder_error(avctx, "Error encoding frame");
1006 return AVERROR_INVALIDDATA;
1008 coded_size = queue_frames(avctx, pkt);
1010 if (!frame && avctx->flags & AV_CODEC_FLAG_PASS1) {
1011 size_t b64_size = AV_BASE64_SIZE(ctx->twopass_stats.sz);
1013 avctx->stats_out = av_malloc(b64_size);
1014 if (!avctx->stats_out) {
1015 av_log(avctx, AV_LOG_ERROR, "Stat buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
1017 return AVERROR(ENOMEM);
1019 av_base64_encode(avctx->stats_out, b64_size, ctx->twopass_stats.buf,
1020 ctx->twopass_stats.sz);
1023 *got_packet = !!coded_size;
1027 static const enum AVPixelFormat av1_pix_fmts[] = {
1034 static const enum AVPixelFormat av1_pix_fmts_highbd[] = {
1038 AV_PIX_FMT_YUV420P10,
1039 AV_PIX_FMT_YUV422P10,
1040 AV_PIX_FMT_YUV444P10,
1041 AV_PIX_FMT_YUV420P12,
1042 AV_PIX_FMT_YUV422P12,
1043 AV_PIX_FMT_YUV444P12,
1047 static av_cold void av1_init_static(AVCodec *codec)
1049 aom_codec_caps_t codec_caps = aom_codec_get_caps(aom_codec_av1_cx());
1050 if (codec_caps & AOM_CODEC_CAP_HIGHBITDEPTH)
1051 codec->pix_fmts = av1_pix_fmts_highbd;
1053 codec->pix_fmts = av1_pix_fmts;
1056 static av_cold int av1_init(AVCodecContext *avctx)
1058 return aom_init(avctx, aom_codec_av1_cx());
1061 #define OFFSET(x) offsetof(AOMContext, x)
1062 #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
1063 static const AVOption options[] = {
1064 { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, 0, 8, VE},
1065 { "auto-alt-ref", "Enable use of alternate reference "
1066 "frames (2-pass only)", OFFSET(auto_alt_ref), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE},
1067 { "lag-in-frames", "Number of frames to look ahead at for "
1068 "alternate reference frame selection", OFFSET(lag_in_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE},
1069 { "arnr-max-frames", "altref noise reduction max frame count", OFFSET(arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE},
1070 { "arnr-strength", "altref noise reduction filter strength", OFFSET(arnr_strength), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE},
1071 { "aq-mode", "adaptive quantization mode", OFFSET(aq_mode), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 4, VE, "aq_mode"},
1072 { "none", "Aq not used", 0, AV_OPT_TYPE_CONST, {.i64 = 0}, 0, 0, VE, "aq_mode"},
1073 { "variance", "Variance based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, "aq_mode"},
1074 { "complexity", "Complexity based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, "aq_mode"},
1075 { "cyclic", "Cyclic Refresh Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 3}, 0, 0, VE, "aq_mode"},
1076 { "error-resilience", "Error resilience configuration", OFFSET(error_resilient), AV_OPT_TYPE_FLAGS, {.i64 = 0}, INT_MIN, INT_MAX, VE, "er"},
1077 { "default", "Improve resiliency against losses of whole frames", 0, AV_OPT_TYPE_CONST, {.i64 = AOM_ERROR_RESILIENT_DEFAULT}, 0, 0, VE, "er"},
1078 { "crf", "Select the quality for constant quality mode", offsetof(AOMContext, crf), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 63, VE },
1079 { "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 },
1080 { "drop-threshold", "Frame drop threshold", offsetof(AOMContext, drop_threshold), AV_OPT_TYPE_INT, {.i64 = 0 }, INT_MIN, INT_MAX, VE },
1081 { "denoise-noise-level", "Amount of noise to be removed", OFFSET(denoise_noise_level), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE},
1082 { "denoise-block-size", "Denoise block size ", OFFSET(denoise_block_size), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE},
1083 { "undershoot-pct", "Datarate undershoot (min) target (%)", OFFSET(rc_undershoot_pct), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 100, VE},
1084 { "overshoot-pct", "Datarate overshoot (max) target (%)", OFFSET(rc_overshoot_pct), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 1000, VE},
1085 { "minsection-pct", "GOP min bitrate (% of target)", OFFSET(minsection_pct), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 100, VE},
1086 { "maxsection-pct", "GOP max bitrate (% of target)", OFFSET(maxsection_pct), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 5000, VE},
1087 { "frame-parallel", "Enable frame parallel decodability features", OFFSET(frame_parallel), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1088 { "tiles", "Tile columns x rows", OFFSET(tile_cols), AV_OPT_TYPE_IMAGE_SIZE, { .str = NULL }, 0, 0, VE },
1089 { "tile-columns", "Log2 of number of tile columns to use", OFFSET(tile_cols_log2), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE},
1090 { "tile-rows", "Log2 of number of tile rows to use", OFFSET(tile_rows_log2), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE},
1091 { "row-mt", "Enable row based multi-threading", OFFSET(row_mt), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1092 { "enable-cdef", "Enable CDEF filtering", OFFSET(enable_cdef), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1093 { "enable-global-motion", "Enable global motion", OFFSET(enable_global_motion), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1094 { "enable-intrabc", "Enable intra block copy prediction mode", OFFSET(enable_intrabc), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1095 { "enable-restoration", "Enable Loop Restoration filtering", OFFSET(enable_restoration), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1096 { "usage", "Quality and compression efficiency vs speed tradeof", OFFSET(usage), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, VE, "usage"},
1097 { "good", "Good quality", 0, AV_OPT_TYPE_CONST, {.i64 = 0 /* AOM_USAGE_GOOD_QUALITY */}, 0, 0, VE, "usage"},
1098 { "realtime", "Realtime encoding", 0, AV_OPT_TYPE_CONST, {.i64 = 1 /* AOM_USAGE_REALTIME */}, 0, 0, VE, "usage"},
1102 static const AVCodecDefault defaults[] = {
1107 { "keyint_min", "-1" },
1111 static const AVClass class_aom = {
1112 .class_name = "libaom-av1 encoder",
1113 .item_name = av_default_item_name,
1115 .version = LIBAVUTIL_VERSION_INT,
1118 AVCodec ff_libaom_av1_encoder = {
1119 .name = "libaom-av1",
1120 .long_name = NULL_IF_CONFIG_SMALL("libaom AV1"),
1121 .type = AVMEDIA_TYPE_VIDEO,
1122 .id = AV_CODEC_ID_AV1,
1123 .priv_data_size = sizeof(AOMContext),
1125 .encode2 = aom_encode,
1127 .capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_AUTO_THREADS | AV_CODEC_CAP_EXPERIMENTAL,
1128 .profiles = NULL_IF_CONFIG_SMALL(ff_av1_profiles),
1129 .priv_class = &class_aom,
1130 .defaults = defaults,
1131 .init_static_data = av1_init_static,
1132 .wrapper_name = "libaom",