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"
40 #include "packet_internal.h"
44 * Portion of struct aom_codec_cx_pkt from aom_encoder.h.
45 * One encoded frame returned from the library.
47 struct FrameListData {
48 void *buf; /**< compressed data buffer */
49 size_t sz; /**< length of compressed data */
50 int64_t pts; /**< time stamp to show frame
51 (in timebase units) */
52 unsigned long duration; /**< duration to show frame
53 (in timebase units) */
54 uint32_t flags; /**< flags for this frame */
56 int have_sse; /**< true if we have pending sse[] */
57 uint64_t frame_number;
58 struct FrameListData *next;
61 typedef struct AOMEncoderContext {
64 struct aom_codec_ctx encoder;
65 struct aom_image rawimg;
66 struct aom_fixed_buf twopass_stats;
67 struct FrameListData *coded_frame_list;
78 int denoise_noise_level;
79 int denoise_block_size;
81 int have_sse; /**< true if we have pending sse[] */
82 uint64_t frame_number;
83 int rc_undershoot_pct;
88 int tile_cols, tile_rows;
89 int tile_cols_log2, tile_rows_log2;
90 aom_superblock_size_t superblock_size;
94 int enable_global_motion;
96 int enable_restoration;
99 int enable_rect_partitions;
100 int enable_1to4_partitions;
101 int enable_ab_partitions;
102 int enable_angle_delta;
103 int enable_cfl_intra;
104 int enable_paeth_intra;
105 int enable_smooth_intra;
106 int enable_intra_edge_filter;
108 int enable_filter_intra;
109 int enable_flip_idtx;
111 int reduced_tx_type_set;
112 int use_intra_dct_only;
113 int use_inter_dct_only;
114 int use_intra_default_tx_only;
115 int enable_ref_frame_mvs;
116 int enable_interinter_wedge;
117 int enable_interintra_wedge;
118 int enable_interintra_comp;
119 int enable_masked_comp;
121 int enable_onesided_comp;
122 int enable_reduced_reference_set;
123 int enable_smooth_interintra;
124 int enable_diff_wtd_comp;
125 int enable_dist_wtd_comp;
126 int enable_dual_filter;
127 AVDictionary *aom_params;
130 static const char *const ctlidstr[] = {
131 [AOME_SET_CPUUSED] = "AOME_SET_CPUUSED",
132 [AOME_SET_CQ_LEVEL] = "AOME_SET_CQ_LEVEL",
133 [AOME_SET_ENABLEAUTOALTREF] = "AOME_SET_ENABLEAUTOALTREF",
134 [AOME_SET_ARNR_MAXFRAMES] = "AOME_SET_ARNR_MAXFRAMES",
135 [AOME_SET_ARNR_STRENGTH] = "AOME_SET_ARNR_STRENGTH",
136 [AOME_SET_STATIC_THRESHOLD] = "AOME_SET_STATIC_THRESHOLD",
137 [AV1E_SET_COLOR_RANGE] = "AV1E_SET_COLOR_RANGE",
138 [AV1E_SET_COLOR_PRIMARIES] = "AV1E_SET_COLOR_PRIMARIES",
139 [AV1E_SET_MATRIX_COEFFICIENTS] = "AV1E_SET_MATRIX_COEFFICIENTS",
140 [AV1E_SET_TRANSFER_CHARACTERISTICS] = "AV1E_SET_TRANSFER_CHARACTERISTICS",
141 [AV1E_SET_AQ_MODE] = "AV1E_SET_AQ_MODE",
142 [AV1E_SET_FRAME_PARALLEL_DECODING] = "AV1E_SET_FRAME_PARALLEL_DECODING",
143 [AV1E_SET_SUPERBLOCK_SIZE] = "AV1E_SET_SUPERBLOCK_SIZE",
144 [AV1E_SET_TILE_COLUMNS] = "AV1E_SET_TILE_COLUMNS",
145 [AV1E_SET_TILE_ROWS] = "AV1E_SET_TILE_ROWS",
146 [AV1E_SET_ENABLE_RESTORATION] = "AV1E_SET_ENABLE_RESTORATION",
147 #ifdef AOM_CTRL_AV1E_SET_ROW_MT
148 [AV1E_SET_ROW_MT] = "AV1E_SET_ROW_MT",
150 #ifdef AOM_CTRL_AV1E_SET_DENOISE_NOISE_LEVEL
151 [AV1E_SET_DENOISE_NOISE_LEVEL] = "AV1E_SET_DENOISE_NOISE_LEVEL",
153 #ifdef AOM_CTRL_AV1E_SET_DENOISE_BLOCK_SIZE
154 [AV1E_SET_DENOISE_BLOCK_SIZE] = "AV1E_SET_DENOISE_BLOCK_SIZE",
156 #ifdef AOM_CTRL_AV1E_SET_MAX_REFERENCE_FRAMES
157 [AV1E_SET_MAX_REFERENCE_FRAMES] = "AV1E_SET_MAX_REFERENCE_FRAMES",
159 #ifdef AOM_CTRL_AV1E_SET_ENABLE_GLOBAL_MOTION
160 [AV1E_SET_ENABLE_GLOBAL_MOTION] = "AV1E_SET_ENABLE_GLOBAL_MOTION",
162 #ifdef AOM_CTRL_AV1E_SET_ENABLE_INTRABC
163 [AV1E_SET_ENABLE_INTRABC] = "AV1E_SET_ENABLE_INTRABC",
165 [AV1E_SET_ENABLE_CDEF] = "AV1E_SET_ENABLE_CDEF",
166 [AOME_SET_TUNING] = "AOME_SET_TUNING",
167 #if AOM_ENCODER_ABI_VERSION >= 22
168 [AV1E_SET_ENABLE_1TO4_PARTITIONS] = "AV1E_SET_ENABLE_1TO4_PARTITIONS",
169 [AV1E_SET_ENABLE_AB_PARTITIONS] = "AV1E_SET_ENABLE_AB_PARTITIONS",
170 [AV1E_SET_ENABLE_RECT_PARTITIONS] = "AV1E_SET_ENABLE_RECT_PARTITIONS",
171 [AV1E_SET_ENABLE_ANGLE_DELTA] = "AV1E_SET_ENABLE_ANGLE_DELTA",
172 [AV1E_SET_ENABLE_CFL_INTRA] = "AV1E_SET_ENABLE_CFL_INTRA",
173 [AV1E_SET_ENABLE_FILTER_INTRA] = "AV1E_SET_ENABLE_FILTER_INTRA",
174 [AV1E_SET_ENABLE_INTRA_EDGE_FILTER] = "AV1E_SET_ENABLE_INTRA_EDGE_FILTER",
175 [AV1E_SET_ENABLE_PAETH_INTRA] = "AV1E_SET_ENABLE_PAETH_INTRA",
176 [AV1E_SET_ENABLE_SMOOTH_INTRA] = "AV1E_SET_ENABLE_SMOOTH_INTRA",
177 [AV1E_SET_ENABLE_PALETTE] = "AV1E_SET_ENABLE_PALETTE",
178 [AV1E_SET_ENABLE_FLIP_IDTX] = "AV1E_SET_ENABLE_FLIP_IDTX",
179 [AV1E_SET_ENABLE_TX64] = "AV1E_SET_ENABLE_TX64",
180 [AV1E_SET_INTRA_DCT_ONLY] = "AV1E_SET_INTRA_DCT_ONLY",
181 [AV1E_SET_INTER_DCT_ONLY] = "AV1E_SET_INTER_DCT_ONLY",
182 [AV1E_SET_INTRA_DEFAULT_TX_ONLY] = "AV1E_SET_INTRA_DEFAULT_TX_ONLY",
183 [AV1E_SET_REDUCED_TX_TYPE_SET] = "AV1E_SET_REDUCED_TX_TYPE_SET",
184 [AV1E_SET_ENABLE_DIFF_WTD_COMP] = "AV1E_SET_ENABLE_DIFF_WTD_COMP",
185 [AV1E_SET_ENABLE_DIST_WTD_COMP] = "AV1E_SET_ENABLE_DIST_WTD_COMP",
186 [AV1E_SET_ENABLE_DUAL_FILTER] = "AV1E_SET_ENABLE_DUAL_FILTER",
187 [AV1E_SET_ENABLE_INTERINTER_WEDGE] = "AV1E_SET_ENABLE_INTERINTER_WEDGE",
188 [AV1E_SET_ENABLE_INTERINTRA_WEDGE] = "AV1E_SET_ENABLE_INTERINTRA_WEDGE",
189 [AV1E_SET_ENABLE_MASKED_COMP] = "AV1E_SET_ENABLE_MASKED_COMP",
190 [AV1E_SET_ENABLE_INTERINTRA_COMP] = "AV1E_SET_ENABLE_INTERINTRA_COMP",
191 [AV1E_SET_ENABLE_OBMC] = "AV1E_SET_ENABLE_OBMC",
192 [AV1E_SET_ENABLE_ONESIDED_COMP] = "AV1E_SET_ENABLE_ONESIDED_COMP",
193 [AV1E_SET_REDUCED_REFERENCE_SET] = "AV1E_SET_REDUCED_REFERENCE_SET",
194 [AV1E_SET_ENABLE_SMOOTH_INTERINTRA] = "AV1E_SET_ENABLE_SMOOTH_INTERINTRA",
195 [AV1E_SET_ENABLE_REF_FRAME_MVS] = "AV1E_SET_ENABLE_REF_FRAME_MVS",
199 static av_cold void log_encoder_error(AVCodecContext *avctx, const char *desc)
201 AOMContext *ctx = avctx->priv_data;
202 const char *error = aom_codec_error(&ctx->encoder);
203 const char *detail = aom_codec_error_detail(&ctx->encoder);
205 av_log(avctx, AV_LOG_ERROR, "%s: %s\n", desc, error);
207 av_log(avctx, AV_LOG_ERROR, " Additional information: %s\n", detail);
210 static av_cold void dump_enc_cfg(AVCodecContext *avctx,
211 const struct aom_codec_enc_cfg *cfg)
214 int level = AV_LOG_DEBUG;
216 av_log(avctx, level, "aom_codec_enc_cfg\n");
217 av_log(avctx, level, "generic settings\n"
218 " %*s%u\n %*s%u\n %*s%u\n %*s%u\n %*s%u\n"
220 " %*s{%u/%u}\n %*s%u\n %*s%d\n %*s%u\n",
221 width, "g_usage:", cfg->g_usage,
222 width, "g_threads:", cfg->g_threads,
223 width, "g_profile:", cfg->g_profile,
224 width, "g_w:", cfg->g_w,
225 width, "g_h:", cfg->g_h,
226 width, "g_bit_depth:", cfg->g_bit_depth,
227 width, "g_input_bit_depth:", cfg->g_input_bit_depth,
228 width, "g_timebase:", cfg->g_timebase.num, cfg->g_timebase.den,
229 width, "g_error_resilient:", cfg->g_error_resilient,
230 width, "g_pass:", cfg->g_pass,
231 width, "g_lag_in_frames:", cfg->g_lag_in_frames);
232 av_log(avctx, level, "rate control settings\n"
233 " %*s%u\n %*s%d\n %*s%p(%"SIZE_SPECIFIER")\n %*s%u\n",
234 width, "rc_dropframe_thresh:", cfg->rc_dropframe_thresh,
235 width, "rc_end_usage:", cfg->rc_end_usage,
236 width, "rc_twopass_stats_in:", cfg->rc_twopass_stats_in.buf, cfg->rc_twopass_stats_in.sz,
237 width, "rc_target_bitrate:", cfg->rc_target_bitrate);
238 av_log(avctx, level, "quantizer settings\n"
240 width, "rc_min_quantizer:", cfg->rc_min_quantizer,
241 width, "rc_max_quantizer:", cfg->rc_max_quantizer);
242 av_log(avctx, level, "bitrate tolerance\n"
244 width, "rc_undershoot_pct:", cfg->rc_undershoot_pct,
245 width, "rc_overshoot_pct:", cfg->rc_overshoot_pct);
246 av_log(avctx, level, "decoder buffer model\n"
247 " %*s%u\n %*s%u\n %*s%u\n",
248 width, "rc_buf_sz:", cfg->rc_buf_sz,
249 width, "rc_buf_initial_sz:", cfg->rc_buf_initial_sz,
250 width, "rc_buf_optimal_sz:", cfg->rc_buf_optimal_sz);
251 av_log(avctx, level, "2 pass rate control settings\n"
252 " %*s%u\n %*s%u\n %*s%u\n",
253 width, "rc_2pass_vbr_bias_pct:", cfg->rc_2pass_vbr_bias_pct,
254 width, "rc_2pass_vbr_minsection_pct:", cfg->rc_2pass_vbr_minsection_pct,
255 width, "rc_2pass_vbr_maxsection_pct:", cfg->rc_2pass_vbr_maxsection_pct);
256 av_log(avctx, level, "keyframing settings\n"
257 " %*s%d\n %*s%u\n %*s%u\n",
258 width, "kf_mode:", cfg->kf_mode,
259 width, "kf_min_dist:", cfg->kf_min_dist,
260 width, "kf_max_dist:", cfg->kf_max_dist);
261 av_log(avctx, level, "tile settings\n"
263 width, "tile_width_count:", cfg->tile_width_count,
264 width, "tile_height_count:", cfg->tile_height_count);
265 av_log(avctx, level, "\n");
268 static void coded_frame_add(void *list, struct FrameListData *cx_frame)
270 struct FrameListData **p = list;
275 cx_frame->next = NULL;
278 static av_cold void free_coded_frame(struct FrameListData *cx_frame)
280 av_freep(&cx_frame->buf);
284 static av_cold void free_frame_list(struct FrameListData *list)
286 struct FrameListData *p = list;
295 static av_cold int codecctl_int(AVCodecContext *avctx,
297 aome_enc_control_id id,
299 enum aome_enc_control_id id,
303 AOMContext *ctx = avctx->priv_data;
308 snprintf(buf, sizeof(buf), "%s:", ctlidstr[id]);
309 av_log(avctx, AV_LOG_DEBUG, " %*s%d\n", width, buf, val);
311 res = aom_codec_control(&ctx->encoder, id, val);
312 if (res != AOM_CODEC_OK) {
313 snprintf(buf, sizeof(buf), "Failed to set %s codec control",
315 log_encoder_error(avctx, buf);
316 return AVERROR(EINVAL);
322 static av_cold int aom_free(AVCodecContext *avctx)
324 AOMContext *ctx = avctx->priv_data;
326 aom_codec_destroy(&ctx->encoder);
327 av_freep(&ctx->twopass_stats.buf);
328 av_freep(&avctx->stats_out);
329 free_frame_list(ctx->coded_frame_list);
330 av_bsf_free(&ctx->bsf);
334 static int set_pix_fmt(AVCodecContext *avctx, aom_codec_caps_t codec_caps,
335 struct aom_codec_enc_cfg *enccfg, aom_codec_flags_t *flags,
336 aom_img_fmt_t *img_fmt)
338 AOMContext av_unused *ctx = avctx->priv_data;
339 const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt);
340 enccfg->g_bit_depth = enccfg->g_input_bit_depth = desc->comp[0].depth;
341 switch (avctx->pix_fmt) {
342 case AV_PIX_FMT_GRAY8:
343 enccfg->monochrome = 1;
345 case AV_PIX_FMT_YUV420P:
346 enccfg->g_profile = FF_PROFILE_AV1_MAIN;
347 *img_fmt = AOM_IMG_FMT_I420;
349 case AV_PIX_FMT_YUV422P:
350 enccfg->g_profile = FF_PROFILE_AV1_PROFESSIONAL;
351 *img_fmt = AOM_IMG_FMT_I422;
353 case AV_PIX_FMT_YUV444P:
354 case AV_PIX_FMT_GBRP:
355 enccfg->g_profile = FF_PROFILE_AV1_HIGH;
356 *img_fmt = AOM_IMG_FMT_I444;
358 case AV_PIX_FMT_GRAY10:
359 case AV_PIX_FMT_GRAY12:
360 enccfg->monochrome = 1;
362 case AV_PIX_FMT_YUV420P10:
363 case AV_PIX_FMT_YUV420P12:
364 if (codec_caps & AOM_CODEC_CAP_HIGHBITDEPTH) {
366 enccfg->g_bit_depth == 10 ? FF_PROFILE_AV1_MAIN : FF_PROFILE_AV1_PROFESSIONAL;
367 *img_fmt = AOM_IMG_FMT_I42016;
368 *flags |= AOM_CODEC_USE_HIGHBITDEPTH;
372 case AV_PIX_FMT_YUV422P10:
373 case AV_PIX_FMT_YUV422P12:
374 if (codec_caps & AOM_CODEC_CAP_HIGHBITDEPTH) {
375 enccfg->g_profile = FF_PROFILE_AV1_PROFESSIONAL;
376 *img_fmt = AOM_IMG_FMT_I42216;
377 *flags |= AOM_CODEC_USE_HIGHBITDEPTH;
381 case AV_PIX_FMT_YUV444P10:
382 case AV_PIX_FMT_YUV444P12:
383 case AV_PIX_FMT_GBRP10:
384 case AV_PIX_FMT_GBRP12:
385 if (codec_caps & AOM_CODEC_CAP_HIGHBITDEPTH) {
387 enccfg->g_bit_depth == 10 ? FF_PROFILE_AV1_HIGH : FF_PROFILE_AV1_PROFESSIONAL;
388 *img_fmt = AOM_IMG_FMT_I44416;
389 *flags |= AOM_CODEC_USE_HIGHBITDEPTH;
396 av_log(avctx, AV_LOG_ERROR, "Unsupported pixel format.\n");
397 return AVERROR_INVALIDDATA;
400 static void set_color_range(AVCodecContext *avctx)
402 aom_color_range_t aom_cr;
403 switch (avctx->color_range) {
404 case AVCOL_RANGE_UNSPECIFIED:
405 case AVCOL_RANGE_MPEG: aom_cr = AOM_CR_STUDIO_RANGE; break;
406 case AVCOL_RANGE_JPEG: aom_cr = AOM_CR_FULL_RANGE; break;
408 av_log(avctx, AV_LOG_WARNING, "Unsupported color range (%d)\n",
413 codecctl_int(avctx, AV1E_SET_COLOR_RANGE, aom_cr);
416 static int count_uniform_tiling(int dim, int sb_size, int tiles_log2)
418 int sb_dim = (dim + sb_size - 1) / sb_size;
419 int tile_dim = (sb_dim + (1 << tiles_log2) - 1) >> tiles_log2;
420 av_assert0(tile_dim > 0);
421 return (sb_dim + tile_dim - 1) / tile_dim;
424 static int choose_tiling(AVCodecContext *avctx,
425 struct aom_codec_enc_cfg *enccfg)
427 AOMContext *ctx = avctx->priv_data;
428 int sb_128x128_possible, sb_size, sb_width, sb_height;
429 int uniform_rows, uniform_cols;
430 int uniform_64x64_possible, uniform_128x128_possible;
431 int tile_size, rounding, i;
433 if (ctx->tile_cols_log2 >= 0)
434 ctx->tile_cols = 1 << ctx->tile_cols_log2;
435 if (ctx->tile_rows_log2 >= 0)
436 ctx->tile_rows = 1 << ctx->tile_rows_log2;
438 if (ctx->tile_cols == 0) {
439 ctx->tile_cols = (avctx->width + AV1_MAX_TILE_WIDTH - 1) /
441 if (ctx->tile_cols > 1) {
442 av_log(avctx, AV_LOG_DEBUG, "Automatically using %d tile "
443 "columns to fill width.\n", ctx->tile_cols);
446 av_assert0(ctx->tile_cols > 0);
447 if (ctx->tile_rows == 0) {
449 FFALIGN((FFALIGN(avctx->width, 128) +
450 ctx->tile_cols - 1) / ctx->tile_cols, 128);
452 (max_tile_width * FFALIGN(avctx->height, 128) +
453 AV1_MAX_TILE_AREA - 1) / AV1_MAX_TILE_AREA;
454 if (ctx->tile_rows > 1) {
455 av_log(avctx, AV_LOG_DEBUG, "Automatically using %d tile "
456 "rows to fill area.\n", ctx->tile_rows);
459 av_assert0(ctx->tile_rows > 0);
461 if ((avctx->width + 63) / 64 < ctx->tile_cols ||
462 (avctx->height + 63) / 64 < ctx->tile_rows) {
463 av_log(avctx, AV_LOG_ERROR, "Invalid tile sizing: frame not "
464 "large enough to fit specified tile arrangement.\n");
465 return AVERROR(EINVAL);
467 if (ctx->tile_cols > AV1_MAX_TILE_COLS ||
468 ctx->tile_rows > AV1_MAX_TILE_ROWS) {
469 av_log(avctx, AV_LOG_ERROR, "Invalid tile sizing: AV1 does "
470 "not allow more than %dx%d tiles.\n",
471 AV1_MAX_TILE_COLS, AV1_MAX_TILE_ROWS);
472 return AVERROR(EINVAL);
474 if (avctx->width / ctx->tile_cols > AV1_MAX_TILE_WIDTH) {
475 av_log(avctx, AV_LOG_ERROR, "Invalid tile sizing: AV1 does "
476 "not allow tiles of width greater than %d.\n",
478 return AVERROR(EINVAL);
481 ctx->superblock_size = AOM_SUPERBLOCK_SIZE_DYNAMIC;
483 if (ctx->tile_cols == 1 && ctx->tile_rows == 1) {
484 av_log(avctx, AV_LOG_DEBUG, "Using a single tile.\n");
488 sb_128x128_possible =
489 (avctx->width + 127) / 128 >= ctx->tile_cols &&
490 (avctx->height + 127) / 128 >= ctx->tile_rows;
492 ctx->tile_cols_log2 = ctx->tile_cols == 1 ? 0 :
493 av_log2(ctx->tile_cols - 1) + 1;
494 ctx->tile_rows_log2 = ctx->tile_rows == 1 ? 0 :
495 av_log2(ctx->tile_rows - 1) + 1;
497 uniform_cols = count_uniform_tiling(avctx->width,
498 64, ctx->tile_cols_log2);
499 uniform_rows = count_uniform_tiling(avctx->height,
500 64, ctx->tile_rows_log2);
501 av_log(avctx, AV_LOG_DEBUG, "Uniform with 64x64 superblocks "
502 "-> %dx%d tiles.\n", uniform_cols, uniform_rows);
503 uniform_64x64_possible = uniform_cols == ctx->tile_cols &&
504 uniform_rows == ctx->tile_rows;
506 if (sb_128x128_possible) {
507 uniform_cols = count_uniform_tiling(avctx->width,
508 128, ctx->tile_cols_log2);
509 uniform_rows = count_uniform_tiling(avctx->height,
510 128, ctx->tile_rows_log2);
511 av_log(avctx, AV_LOG_DEBUG, "Uniform with 128x128 superblocks "
512 "-> %dx%d tiles.\n", uniform_cols, uniform_rows);
513 uniform_128x128_possible = uniform_cols == ctx->tile_cols &&
514 uniform_rows == ctx->tile_rows;
516 av_log(avctx, AV_LOG_DEBUG, "128x128 superblocks not possible.\n");
517 uniform_128x128_possible = 0;
520 ctx->uniform_tiles = 1;
521 if (uniform_64x64_possible && uniform_128x128_possible) {
522 av_log(avctx, AV_LOG_DEBUG, "Using uniform tiling with dynamic "
523 "superblocks (tile_cols_log2 = %d, tile_rows_log2 = %d).\n",
524 ctx->tile_cols_log2, ctx->tile_rows_log2);
527 if (uniform_64x64_possible && !sb_128x128_possible) {
528 av_log(avctx, AV_LOG_DEBUG, "Using uniform tiling with 64x64 "
529 "superblocks (tile_cols_log2 = %d, tile_rows_log2 = %d).\n",
530 ctx->tile_cols_log2, ctx->tile_rows_log2);
531 ctx->superblock_size = AOM_SUPERBLOCK_SIZE_64X64;
534 if (uniform_128x128_possible) {
535 av_log(avctx, AV_LOG_DEBUG, "Using uniform tiling with 128x128 "
536 "superblocks (tile_cols_log2 = %d, tile_rows_log2 = %d).\n",
537 ctx->tile_cols_log2, ctx->tile_rows_log2);
538 ctx->superblock_size = AOM_SUPERBLOCK_SIZE_128X128;
541 ctx->uniform_tiles = 0;
543 if (sb_128x128_possible) {
545 ctx->superblock_size = AOM_SUPERBLOCK_SIZE_128X128;
548 ctx->superblock_size = AOM_SUPERBLOCK_SIZE_64X64;
550 av_log(avctx, AV_LOG_DEBUG, "Using fixed tiling with %dx%d "
551 "superblocks (tile_cols = %d, tile_rows = %d).\n",
552 sb_size, sb_size, ctx->tile_cols, ctx->tile_rows);
554 enccfg->tile_width_count = ctx->tile_cols;
555 enccfg->tile_height_count = ctx->tile_rows;
557 sb_width = (avctx->width + sb_size - 1) / sb_size;
558 sb_height = (avctx->height + sb_size - 1) / sb_size;
560 tile_size = sb_width / ctx->tile_cols;
561 rounding = sb_width % ctx->tile_cols;
562 for (i = 0; i < ctx->tile_cols; i++) {
563 enccfg->tile_widths[i] = tile_size +
565 i > ctx->tile_cols - 1 - (rounding + 1) / 2);
568 tile_size = sb_height / ctx->tile_rows;
569 rounding = sb_height % ctx->tile_rows;
570 for (i = 0; i < ctx->tile_rows; i++) {
571 enccfg->tile_heights[i] = tile_size +
573 i > ctx->tile_rows - 1 - (rounding + 1) / 2);
579 static av_cold int aom_init(AVCodecContext *avctx,
580 const struct aom_codec_iface *iface)
582 AOMContext *ctx = avctx->priv_data;
583 const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt);
584 struct aom_codec_enc_cfg enccfg = { 0 };
585 #ifdef AOM_FRAME_IS_INTRAONLY
586 aom_codec_flags_t flags =
587 (avctx->flags & AV_CODEC_FLAG_PSNR) ? AOM_CODEC_USE_PSNR : 0;
589 aom_codec_flags_t flags = 0;
591 AVCPBProperties *cpb_props;
593 aom_img_fmt_t img_fmt;
594 aom_codec_caps_t codec_caps = aom_codec_get_caps(iface);
596 av_log(avctx, AV_LOG_INFO, "%s\n", aom_codec_version_str());
597 av_log(avctx, AV_LOG_VERBOSE, "%s\n", aom_codec_build_config());
599 if ((res = aom_codec_enc_config_default(iface, &enccfg, 0)) != AOM_CODEC_OK) {
600 av_log(avctx, AV_LOG_ERROR, "Failed to get config: %s\n",
601 aom_codec_err_to_string(res));
602 return AVERROR(EINVAL);
605 if (set_pix_fmt(avctx, codec_caps, &enccfg, &flags, &img_fmt))
606 return AVERROR(EINVAL);
609 if(avctx->rc_max_rate || avctx->rc_buffer_size || avctx->rc_initial_buffer_occupancy) {
610 av_log( avctx, AV_LOG_ERROR, "Rate control parameters set without a bitrate\n");
611 return AVERROR(EINVAL);
614 dump_enc_cfg(avctx, &enccfg);
616 enccfg.g_w = avctx->width;
617 enccfg.g_h = avctx->height;
618 enccfg.g_timebase.num = avctx->time_base.num;
619 enccfg.g_timebase.den = avctx->time_base.den;
621 FFMIN(avctx->thread_count ? avctx->thread_count : av_cpu_count(), 64);
623 enccfg.g_usage = ctx->usage;
625 if (ctx->lag_in_frames >= 0)
626 enccfg.g_lag_in_frames = ctx->lag_in_frames;
628 if (avctx->flags & AV_CODEC_FLAG_PASS1)
629 enccfg.g_pass = AOM_RC_FIRST_PASS;
630 else if (avctx->flags & AV_CODEC_FLAG_PASS2)
631 enccfg.g_pass = AOM_RC_LAST_PASS;
633 enccfg.g_pass = AOM_RC_ONE_PASS;
635 if (avctx->rc_min_rate == avctx->rc_max_rate &&
636 avctx->rc_min_rate == avctx->bit_rate && avctx->bit_rate) {
637 enccfg.rc_end_usage = AOM_CBR;
638 } else if (ctx->crf >= 0) {
639 enccfg.rc_end_usage = AOM_CQ;
640 if (!avctx->bit_rate)
641 enccfg.rc_end_usage = AOM_Q;
644 if (avctx->bit_rate) {
645 enccfg.rc_target_bitrate = av_rescale_rnd(avctx->bit_rate, 1, 1000,
647 } else if (enccfg.rc_end_usage != AOM_Q) {
648 enccfg.rc_end_usage = AOM_Q;
650 av_log(avctx, AV_LOG_WARNING,
651 "Neither bitrate nor constrained quality specified, using default CRF of %d\n",
655 if (avctx->qmin >= 0)
656 enccfg.rc_min_quantizer = avctx->qmin;
657 if (avctx->qmax >= 0) {
658 enccfg.rc_max_quantizer = avctx->qmax;
659 } else if (!ctx->crf) {
660 enccfg.rc_max_quantizer = 0;
663 if (enccfg.rc_end_usage == AOM_CQ || enccfg.rc_end_usage == AOM_Q) {
664 if (ctx->crf < enccfg.rc_min_quantizer || ctx->crf > enccfg.rc_max_quantizer) {
665 av_log(avctx, AV_LOG_ERROR,
666 "CQ level %d must be between minimum and maximum quantizer value (%d-%d)\n",
667 ctx->crf, enccfg.rc_min_quantizer, enccfg.rc_max_quantizer);
668 return AVERROR(EINVAL);
672 enccfg.rc_dropframe_thresh = ctx->drop_threshold;
674 // 0-100 (0 => CBR, 100 => VBR)
675 enccfg.rc_2pass_vbr_bias_pct = round(avctx->qcompress * 100);
676 if (ctx->minsection_pct >= 0)
677 enccfg.rc_2pass_vbr_minsection_pct = ctx->minsection_pct;
678 else if (avctx->bit_rate)
679 enccfg.rc_2pass_vbr_minsection_pct =
680 avctx->rc_min_rate * 100LL / avctx->bit_rate;
681 if (ctx->maxsection_pct >= 0)
682 enccfg.rc_2pass_vbr_maxsection_pct = ctx->maxsection_pct;
683 else if (avctx->rc_max_rate)
684 enccfg.rc_2pass_vbr_maxsection_pct =
685 avctx->rc_max_rate * 100LL / avctx->bit_rate;
687 if (avctx->rc_buffer_size)
689 avctx->rc_buffer_size * 1000LL / avctx->bit_rate;
690 if (avctx->rc_initial_buffer_occupancy)
691 enccfg.rc_buf_initial_sz =
692 avctx->rc_initial_buffer_occupancy * 1000LL / avctx->bit_rate;
693 enccfg.rc_buf_optimal_sz = enccfg.rc_buf_sz * 5 / 6;
695 if (ctx->rc_undershoot_pct >= 0)
696 enccfg.rc_undershoot_pct = ctx->rc_undershoot_pct;
697 if (ctx->rc_overshoot_pct >= 0)
698 enccfg.rc_overshoot_pct = ctx->rc_overshoot_pct;
700 // _enc_init() will balk if kf_min_dist differs from max w/AOM_KF_AUTO
701 if (avctx->keyint_min >= 0 && avctx->keyint_min == avctx->gop_size)
702 enccfg.kf_min_dist = avctx->keyint_min;
703 if (avctx->gop_size >= 0)
704 enccfg.kf_max_dist = avctx->gop_size;
706 if (enccfg.g_pass == AOM_RC_FIRST_PASS)
707 enccfg.g_lag_in_frames = 0;
708 else if (enccfg.g_pass == AOM_RC_LAST_PASS) {
709 int decode_size, ret;
711 if (!avctx->stats_in) {
712 av_log(avctx, AV_LOG_ERROR, "No stats file for second pass\n");
713 return AVERROR_INVALIDDATA;
716 ctx->twopass_stats.sz = strlen(avctx->stats_in) * 3 / 4;
717 ret = av_reallocp(&ctx->twopass_stats.buf, ctx->twopass_stats.sz);
719 av_log(avctx, AV_LOG_ERROR,
720 "Stat buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
721 ctx->twopass_stats.sz);
722 ctx->twopass_stats.sz = 0;
725 decode_size = av_base64_decode(ctx->twopass_stats.buf, avctx->stats_in,
726 ctx->twopass_stats.sz);
727 if (decode_size < 0) {
728 av_log(avctx, AV_LOG_ERROR, "Stat buffer decode failed\n");
729 return AVERROR_INVALIDDATA;
732 ctx->twopass_stats.sz = decode_size;
733 enccfg.rc_twopass_stats_in = ctx->twopass_stats;
736 /* 0-3: For non-zero values the encoder increasingly optimizes for reduced
737 * complexity playback on low powered devices at the expense of encode
739 if (avctx->profile != FF_PROFILE_UNKNOWN)
740 enccfg.g_profile = avctx->profile;
742 enccfg.g_error_resilient = ctx->error_resilient;
744 res = choose_tiling(avctx, &enccfg);
748 dump_enc_cfg(avctx, &enccfg);
749 /* Construct Encoder Context */
750 res = aom_codec_enc_init(&ctx->encoder, iface, &enccfg, flags);
751 if (res != AOM_CODEC_OK) {
752 log_encoder_error(avctx, "Failed to initialize encoder");
753 return AVERROR(EINVAL);
756 // codec control failures are currently treated only as warnings
757 av_log(avctx, AV_LOG_DEBUG, "aom_codec_control\n");
758 codecctl_int(avctx, AOME_SET_CPUUSED, ctx->cpu_used);
759 if (ctx->auto_alt_ref >= 0)
760 codecctl_int(avctx, AOME_SET_ENABLEAUTOALTREF, ctx->auto_alt_ref);
761 if (ctx->arnr_max_frames >= 0)
762 codecctl_int(avctx, AOME_SET_ARNR_MAXFRAMES, ctx->arnr_max_frames);
763 if (ctx->arnr_strength >= 0)
764 codecctl_int(avctx, AOME_SET_ARNR_STRENGTH, ctx->arnr_strength);
765 if (ctx->enable_cdef >= 0)
766 codecctl_int(avctx, AV1E_SET_ENABLE_CDEF, ctx->enable_cdef);
767 if (ctx->enable_restoration >= 0)
768 codecctl_int(avctx, AV1E_SET_ENABLE_RESTORATION, ctx->enable_restoration);
769 #if AOM_ENCODER_ABI_VERSION >= 22
770 if (ctx->enable_rect_partitions >= 0)
771 codecctl_int(avctx, AV1E_SET_ENABLE_RECT_PARTITIONS, ctx->enable_rect_partitions);
772 if (ctx->enable_1to4_partitions >= 0)
773 codecctl_int(avctx, AV1E_SET_ENABLE_1TO4_PARTITIONS, ctx->enable_1to4_partitions);
774 if (ctx->enable_ab_partitions >= 0)
775 codecctl_int(avctx, AV1E_SET_ENABLE_AB_PARTITIONS, ctx->enable_ab_partitions);
776 if (ctx->enable_angle_delta >= 0)
777 codecctl_int(avctx, AV1E_SET_ENABLE_ANGLE_DELTA, ctx->enable_angle_delta);
778 if (ctx->enable_cfl_intra >= 0)
779 codecctl_int(avctx, AV1E_SET_ENABLE_CFL_INTRA, ctx->enable_cfl_intra);
780 if (ctx->enable_filter_intra >= 0)
781 codecctl_int(avctx, AV1E_SET_ENABLE_FILTER_INTRA, ctx->enable_filter_intra);
782 if (ctx->enable_intra_edge_filter >= 0)
783 codecctl_int(avctx, AV1E_SET_ENABLE_INTRA_EDGE_FILTER, ctx->enable_intra_edge_filter);
784 if (ctx->enable_paeth_intra >= 0)
785 codecctl_int(avctx, AV1E_SET_ENABLE_PAETH_INTRA, ctx->enable_paeth_intra);
786 if (ctx->enable_smooth_intra >= 0)
787 codecctl_int(avctx, AV1E_SET_ENABLE_SMOOTH_INTRA, ctx->enable_smooth_intra);
788 if (ctx->enable_palette >= 0)
789 codecctl_int(avctx, AV1E_SET_ENABLE_PALETTE, ctx->enable_palette);
790 if (ctx->enable_tx64 >= 0)
791 codecctl_int(avctx, AV1E_SET_ENABLE_TX64, ctx->enable_tx64);
792 if (ctx->enable_flip_idtx >= 0)
793 codecctl_int(avctx, AV1E_SET_ENABLE_FLIP_IDTX, ctx->enable_flip_idtx);
794 if (ctx->use_intra_dct_only >= 0)
795 codecctl_int(avctx, AV1E_SET_INTRA_DCT_ONLY, ctx->use_intra_dct_only);
796 if (ctx->use_inter_dct_only >= 0)
797 codecctl_int(avctx, AV1E_SET_INTER_DCT_ONLY, ctx->use_inter_dct_only);
798 if (ctx->use_intra_default_tx_only >= 0)
799 codecctl_int(avctx, AV1E_SET_INTRA_DEFAULT_TX_ONLY, ctx->use_intra_default_tx_only);
800 if (ctx->reduced_tx_type_set >= 0)
801 codecctl_int(avctx, AV1E_SET_REDUCED_TX_TYPE_SET, ctx->reduced_tx_type_set);
802 if (ctx->enable_ref_frame_mvs >= 0)
803 codecctl_int(avctx, AV1E_SET_ENABLE_REF_FRAME_MVS, ctx->enable_ref_frame_mvs);
804 if (ctx->enable_reduced_reference_set >= 0)
805 codecctl_int(avctx, AV1E_SET_REDUCED_REFERENCE_SET, ctx->enable_reduced_reference_set);
806 if (ctx->enable_diff_wtd_comp >= 0)
807 codecctl_int(avctx, AV1E_SET_ENABLE_DIFF_WTD_COMP, ctx->enable_diff_wtd_comp);
808 if (ctx->enable_dist_wtd_comp >= 0)
809 codecctl_int(avctx, AV1E_SET_ENABLE_DIST_WTD_COMP, ctx->enable_dist_wtd_comp);
810 if (ctx->enable_dual_filter >= 0)
811 codecctl_int(avctx, AV1E_SET_ENABLE_DUAL_FILTER, ctx->enable_dual_filter);
812 if (ctx->enable_interinter_wedge >= 0)
813 codecctl_int(avctx, AV1E_SET_ENABLE_INTERINTER_WEDGE, ctx->enable_interinter_wedge);
814 if (ctx->enable_masked_comp >= 0)
815 codecctl_int(avctx, AV1E_SET_ENABLE_MASKED_COMP, ctx->enable_masked_comp);
816 if (ctx->enable_interintra_comp >= 0)
817 codecctl_int(avctx, AV1E_SET_ENABLE_INTERINTRA_COMP, ctx->enable_interintra_comp);
818 if (ctx->enable_interintra_wedge >= 0)
819 codecctl_int(avctx, AV1E_SET_ENABLE_INTERINTRA_WEDGE, ctx->enable_interintra_wedge);
820 if (ctx->enable_obmc >= 0)
821 codecctl_int(avctx, AV1E_SET_ENABLE_OBMC, ctx->enable_obmc);
822 if (ctx->enable_onesided_comp >= 0)
823 codecctl_int(avctx, AV1E_SET_ENABLE_ONESIDED_COMP, ctx->enable_onesided_comp);
824 if (ctx->enable_smooth_interintra >= 0)
825 codecctl_int(avctx, AV1E_SET_ENABLE_SMOOTH_INTERINTRA, ctx->enable_smooth_interintra);
828 codecctl_int(avctx, AOME_SET_STATIC_THRESHOLD, ctx->static_thresh);
830 codecctl_int(avctx, AOME_SET_CQ_LEVEL, ctx->crf);
832 codecctl_int(avctx, AOME_SET_TUNING, ctx->tune);
834 if (desc->flags & AV_PIX_FMT_FLAG_RGB) {
835 codecctl_int(avctx, AV1E_SET_COLOR_PRIMARIES, AVCOL_PRI_BT709);
836 codecctl_int(avctx, AV1E_SET_MATRIX_COEFFICIENTS, AVCOL_SPC_RGB);
837 codecctl_int(avctx, AV1E_SET_TRANSFER_CHARACTERISTICS, AVCOL_TRC_IEC61966_2_1);
839 codecctl_int(avctx, AV1E_SET_COLOR_PRIMARIES, avctx->color_primaries);
840 codecctl_int(avctx, AV1E_SET_MATRIX_COEFFICIENTS, avctx->colorspace);
841 codecctl_int(avctx, AV1E_SET_TRANSFER_CHARACTERISTICS, avctx->color_trc);
843 if (ctx->aq_mode >= 0)
844 codecctl_int(avctx, AV1E_SET_AQ_MODE, ctx->aq_mode);
845 if (ctx->frame_parallel >= 0)
846 codecctl_int(avctx, AV1E_SET_FRAME_PARALLEL_DECODING, ctx->frame_parallel);
847 set_color_range(avctx);
849 codecctl_int(avctx, AV1E_SET_SUPERBLOCK_SIZE, ctx->superblock_size);
850 if (ctx->uniform_tiles) {
851 codecctl_int(avctx, AV1E_SET_TILE_COLUMNS, ctx->tile_cols_log2);
852 codecctl_int(avctx, AV1E_SET_TILE_ROWS, ctx->tile_rows_log2);
855 #ifdef AOM_CTRL_AV1E_SET_DENOISE_NOISE_LEVEL
856 if (ctx->denoise_noise_level >= 0)
857 codecctl_int(avctx, AV1E_SET_DENOISE_NOISE_LEVEL, ctx->denoise_noise_level);
859 #ifdef AOM_CTRL_AV1E_SET_DENOISE_BLOCK_SIZE
860 if (ctx->denoise_block_size >= 0)
861 codecctl_int(avctx, AV1E_SET_DENOISE_BLOCK_SIZE, ctx->denoise_block_size);
863 #ifdef AOM_CTRL_AV1E_SET_ENABLE_GLOBAL_MOTION
864 if (ctx->enable_global_motion >= 0)
865 codecctl_int(avctx, AV1E_SET_ENABLE_GLOBAL_MOTION, ctx->enable_global_motion);
867 #ifdef AOM_CTRL_AV1E_SET_MAX_REFERENCE_FRAMES
868 if (avctx->refs >= 3) {
869 codecctl_int(avctx, AV1E_SET_MAX_REFERENCE_FRAMES, avctx->refs);
872 #ifdef AOM_CTRL_AV1E_SET_ROW_MT
873 if (ctx->row_mt >= 0)
874 codecctl_int(avctx, AV1E_SET_ROW_MT, ctx->row_mt);
876 #ifdef AOM_CTRL_AV1E_SET_ENABLE_INTRABC
877 if (ctx->enable_intrabc >= 0)
878 codecctl_int(avctx, AV1E_SET_ENABLE_INTRABC, ctx->enable_intrabc);
881 #if AOM_ENCODER_ABI_VERSION >= 23
883 AVDictionaryEntry *en = NULL;
885 while ((en = av_dict_get(ctx->aom_params, "", en, AV_DICT_IGNORE_SUFFIX))) {
886 int ret = aom_codec_set_option(&ctx->encoder, en->key, en->value);
887 if (ret != AOM_CODEC_OK) {
888 log_encoder_error(avctx, en->key);
889 return AVERROR_EXTERNAL;
895 // provide dummy value to initialize wrapper, values will be updated each _encode()
896 aom_img_wrap(&ctx->rawimg, img_fmt, avctx->width, avctx->height, 1,
899 if (codec_caps & AOM_CODEC_CAP_HIGHBITDEPTH)
900 ctx->rawimg.bit_depth = enccfg.g_bit_depth;
902 cpb_props = ff_add_cpb_side_data(avctx);
904 return AVERROR(ENOMEM);
906 if (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) {
907 const AVBitStreamFilter *filter = av_bsf_get_by_name("extract_extradata");
911 av_log(avctx, AV_LOG_ERROR, "extract_extradata bitstream filter "
912 "not found. This is a bug, please report it.\n");
915 ret = av_bsf_alloc(filter, &ctx->bsf);
919 ret = avcodec_parameters_from_context(ctx->bsf->par_in, avctx);
923 ret = av_bsf_init(ctx->bsf);
928 if (enccfg.rc_end_usage == AOM_CBR ||
929 enccfg.g_pass != AOM_RC_ONE_PASS) {
930 cpb_props->max_bitrate = avctx->rc_max_rate;
931 cpb_props->min_bitrate = avctx->rc_min_rate;
932 cpb_props->avg_bitrate = avctx->bit_rate;
934 cpb_props->buffer_size = avctx->rc_buffer_size;
939 static inline void cx_pktcpy(AOMContext *ctx,
940 struct FrameListData *dst,
941 const struct aom_codec_cx_pkt *src)
943 dst->pts = src->data.frame.pts;
944 dst->duration = src->data.frame.duration;
945 dst->flags = src->data.frame.flags;
946 dst->sz = src->data.frame.sz;
947 dst->buf = src->data.frame.buf;
948 #ifdef AOM_FRAME_IS_INTRAONLY
950 dst->frame_number = ++ctx->frame_number;
951 dst->have_sse = ctx->have_sse;
953 /* associate last-seen SSE to the frame. */
954 /* Transfers ownership from ctx to dst. */
955 memcpy(dst->sse, ctx->sse, sizeof(dst->sse));
962 * Store coded frame information in format suitable for return from encode2().
964 * Write information from @a cx_frame to @a pkt
965 * @return packet data size on success
966 * @return a negative AVERROR on error
968 static int storeframe(AVCodecContext *avctx, struct FrameListData *cx_frame,
971 AOMContext *ctx = avctx->priv_data;
972 int av_unused pict_type;
973 int ret = ff_alloc_packet2(avctx, pkt, cx_frame->sz, 0);
975 av_log(avctx, AV_LOG_ERROR,
976 "Error getting output packet of size %"SIZE_SPECIFIER".\n", cx_frame->sz);
979 memcpy(pkt->data, cx_frame->buf, pkt->size);
980 pkt->pts = pkt->dts = cx_frame->pts;
982 if (!!(cx_frame->flags & AOM_FRAME_IS_KEY)) {
983 pkt->flags |= AV_PKT_FLAG_KEY;
984 #ifdef AOM_FRAME_IS_INTRAONLY
985 pict_type = AV_PICTURE_TYPE_I;
986 } else if (cx_frame->flags & AOM_FRAME_IS_INTRAONLY) {
987 pict_type = AV_PICTURE_TYPE_I;
989 pict_type = AV_PICTURE_TYPE_P;
992 ff_side_data_set_encoder_stats(pkt, 0, cx_frame->sse + 1,
993 cx_frame->have_sse ? 3 : 0, pict_type);
995 if (cx_frame->have_sse) {
997 for (i = 0; i < 3; ++i) {
998 avctx->error[i] += cx_frame->sse[i + 1];
1000 cx_frame->have_sse = 0;
1004 if (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) {
1005 ret = av_bsf_send_packet(ctx->bsf, pkt);
1007 av_log(avctx, AV_LOG_ERROR, "extract_extradata filter "
1008 "failed to send input packet\n");
1011 ret = av_bsf_receive_packet(ctx->bsf, pkt);
1014 av_log(avctx, AV_LOG_ERROR, "extract_extradata filter "
1015 "failed to receive output packet\n");
1023 * Queue multiple output frames from the encoder, returning the front-most.
1024 * In cases where aom_codec_get_cx_data() returns more than 1 frame append
1025 * the frame queue. Return the head frame if available.
1026 * @return Stored frame size
1027 * @return AVERROR(EINVAL) on output size error
1028 * @return AVERROR(ENOMEM) on coded frame queue data allocation error
1030 static int queue_frames(AVCodecContext *avctx, AVPacket *pkt_out)
1032 AOMContext *ctx = avctx->priv_data;
1033 const struct aom_codec_cx_pkt *pkt;
1034 const void *iter = NULL;
1037 if (ctx->coded_frame_list) {
1038 struct FrameListData *cx_frame = ctx->coded_frame_list;
1039 /* return the leading frame if we've already begun queueing */
1040 size = storeframe(avctx, cx_frame, pkt_out);
1043 ctx->coded_frame_list = cx_frame->next;
1044 free_coded_frame(cx_frame);
1047 /* consume all available output from the encoder before returning. buffers
1048 * are only good through the next aom_codec call */
1049 while ((pkt = aom_codec_get_cx_data(&ctx->encoder, &iter))) {
1050 switch (pkt->kind) {
1051 case AOM_CODEC_CX_FRAME_PKT:
1053 struct FrameListData cx_frame;
1055 /* avoid storing the frame when the list is empty and we haven't yet
1056 * provided a frame for output */
1057 av_assert0(!ctx->coded_frame_list);
1058 cx_pktcpy(ctx, &cx_frame, pkt);
1059 size = storeframe(avctx, &cx_frame, pkt_out);
1063 struct FrameListData *cx_frame =
1064 av_malloc(sizeof(struct FrameListData));
1067 av_log(avctx, AV_LOG_ERROR,
1068 "Frame queue element alloc failed\n");
1069 return AVERROR(ENOMEM);
1071 cx_pktcpy(ctx, cx_frame, pkt);
1072 cx_frame->buf = av_malloc(cx_frame->sz);
1074 if (!cx_frame->buf) {
1075 av_log(avctx, AV_LOG_ERROR,
1076 "Data buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
1078 av_freep(&cx_frame);
1079 return AVERROR(ENOMEM);
1081 memcpy(cx_frame->buf, pkt->data.frame.buf, pkt->data.frame.sz);
1082 coded_frame_add(&ctx->coded_frame_list, cx_frame);
1085 case AOM_CODEC_STATS_PKT:
1087 struct aom_fixed_buf *stats = &ctx->twopass_stats;
1089 if ((err = av_reallocp(&stats->buf,
1091 pkt->data.twopass_stats.sz)) < 0) {
1093 av_log(avctx, AV_LOG_ERROR, "Stat buffer realloc failed\n");
1096 memcpy((uint8_t *)stats->buf + stats->sz,
1097 pkt->data.twopass_stats.buf, pkt->data.twopass_stats.sz);
1098 stats->sz += pkt->data.twopass_stats.sz;
1101 #ifdef AOM_FRAME_IS_INTRAONLY
1102 case AOM_CODEC_PSNR_PKT:
1104 av_assert0(!ctx->have_sse);
1105 ctx->sse[0] = pkt->data.psnr.sse[0];
1106 ctx->sse[1] = pkt->data.psnr.sse[1];
1107 ctx->sse[2] = pkt->data.psnr.sse[2];
1108 ctx->sse[3] = pkt->data.psnr.sse[3];
1113 case AOM_CODEC_CUSTOM_PKT:
1114 // ignore unsupported/unrecognized packet types
1122 static int aom_encode(AVCodecContext *avctx, AVPacket *pkt,
1123 const AVFrame *frame, int *got_packet)
1125 AOMContext *ctx = avctx->priv_data;
1126 struct aom_image *rawimg = NULL;
1127 int64_t timestamp = 0;
1128 int res, coded_size;
1129 aom_enc_frame_flags_t flags = 0;
1132 rawimg = &ctx->rawimg;
1133 rawimg->planes[AOM_PLANE_Y] = frame->data[0];
1134 rawimg->planes[AOM_PLANE_U] = frame->data[1];
1135 rawimg->planes[AOM_PLANE_V] = frame->data[2];
1136 rawimg->stride[AOM_PLANE_Y] = frame->linesize[0];
1137 rawimg->stride[AOM_PLANE_U] = frame->linesize[1];
1138 rawimg->stride[AOM_PLANE_V] = frame->linesize[2];
1139 timestamp = frame->pts;
1140 switch (frame->color_range) {
1141 case AVCOL_RANGE_MPEG:
1142 rawimg->range = AOM_CR_STUDIO_RANGE;
1144 case AVCOL_RANGE_JPEG:
1145 rawimg->range = AOM_CR_FULL_RANGE;
1149 if (frame->pict_type == AV_PICTURE_TYPE_I)
1150 flags |= AOM_EFLAG_FORCE_KF;
1153 res = aom_codec_encode(&ctx->encoder, rawimg, timestamp,
1154 avctx->ticks_per_frame, flags);
1155 if (res != AOM_CODEC_OK) {
1156 log_encoder_error(avctx, "Error encoding frame");
1157 return AVERROR_INVALIDDATA;
1159 coded_size = queue_frames(avctx, pkt);
1161 if (!frame && avctx->flags & AV_CODEC_FLAG_PASS1) {
1162 size_t b64_size = AV_BASE64_SIZE(ctx->twopass_stats.sz);
1164 avctx->stats_out = av_malloc(b64_size);
1165 if (!avctx->stats_out) {
1166 av_log(avctx, AV_LOG_ERROR, "Stat buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
1168 return AVERROR(ENOMEM);
1170 av_base64_encode(avctx->stats_out, b64_size, ctx->twopass_stats.buf,
1171 ctx->twopass_stats.sz);
1174 *got_packet = !!coded_size;
1178 static const enum AVPixelFormat av1_pix_fmts[] = {
1186 static const enum AVPixelFormat av1_pix_fmts_with_gray[] = {
1195 static const enum AVPixelFormat av1_pix_fmts_highbd[] = {
1200 AV_PIX_FMT_YUV420P10,
1201 AV_PIX_FMT_YUV422P10,
1202 AV_PIX_FMT_YUV444P10,
1203 AV_PIX_FMT_YUV420P12,
1204 AV_PIX_FMT_YUV422P12,
1205 AV_PIX_FMT_YUV444P12,
1211 static const enum AVPixelFormat av1_pix_fmts_highbd_with_gray[] = {
1216 AV_PIX_FMT_YUV420P10,
1217 AV_PIX_FMT_YUV422P10,
1218 AV_PIX_FMT_YUV444P10,
1219 AV_PIX_FMT_YUV420P12,
1220 AV_PIX_FMT_YUV422P12,
1221 AV_PIX_FMT_YUV444P12,
1230 static av_cold void av1_init_static(AVCodec *codec)
1232 int supports_monochrome = aom_codec_version() >= 20001;
1233 aom_codec_caps_t codec_caps = aom_codec_get_caps(aom_codec_av1_cx());
1234 if (codec_caps & AOM_CODEC_CAP_HIGHBITDEPTH)
1235 codec->pix_fmts = supports_monochrome ? av1_pix_fmts_highbd_with_gray :
1236 av1_pix_fmts_highbd;
1238 codec->pix_fmts = supports_monochrome ? av1_pix_fmts_with_gray :
1241 if (aom_codec_version_major() < 2)
1242 codec->capabilities |= AV_CODEC_CAP_EXPERIMENTAL;
1245 static av_cold int av1_init(AVCodecContext *avctx)
1247 return aom_init(avctx, aom_codec_av1_cx());
1250 #define OFFSET(x) offsetof(AOMContext, x)
1251 #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
1252 static const AVOption options[] = {
1253 { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, 0, 8, VE},
1254 { "auto-alt-ref", "Enable use of alternate reference "
1255 "frames (2-pass only)", OFFSET(auto_alt_ref), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE},
1256 { "lag-in-frames", "Number of frames to look ahead at for "
1257 "alternate reference frame selection", OFFSET(lag_in_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE},
1258 { "arnr-max-frames", "altref noise reduction max frame count", OFFSET(arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE},
1259 { "arnr-strength", "altref noise reduction filter strength", OFFSET(arnr_strength), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE},
1260 { "aq-mode", "adaptive quantization mode", OFFSET(aq_mode), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 4, VE, "aq_mode"},
1261 { "none", "Aq not used", 0, AV_OPT_TYPE_CONST, {.i64 = 0}, 0, 0, VE, "aq_mode"},
1262 { "variance", "Variance based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, "aq_mode"},
1263 { "complexity", "Complexity based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, "aq_mode"},
1264 { "cyclic", "Cyclic Refresh Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 3}, 0, 0, VE, "aq_mode"},
1265 { "error-resilience", "Error resilience configuration", OFFSET(error_resilient), AV_OPT_TYPE_FLAGS, {.i64 = 0}, INT_MIN, INT_MAX, VE, "er"},
1266 { "default", "Improve resiliency against losses of whole frames", 0, AV_OPT_TYPE_CONST, {.i64 = AOM_ERROR_RESILIENT_DEFAULT}, 0, 0, VE, "er"},
1267 { "crf", "Select the quality for constant quality mode", offsetof(AOMContext, crf), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 63, VE },
1268 { "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 },
1269 { "drop-threshold", "Frame drop threshold", offsetof(AOMContext, drop_threshold), AV_OPT_TYPE_INT, {.i64 = 0 }, INT_MIN, INT_MAX, VE },
1270 { "denoise-noise-level", "Amount of noise to be removed", OFFSET(denoise_noise_level), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE},
1271 { "denoise-block-size", "Denoise block size ", OFFSET(denoise_block_size), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE},
1272 { "undershoot-pct", "Datarate undershoot (min) target (%)", OFFSET(rc_undershoot_pct), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 100, VE},
1273 { "overshoot-pct", "Datarate overshoot (max) target (%)", OFFSET(rc_overshoot_pct), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 1000, VE},
1274 { "minsection-pct", "GOP min bitrate (% of target)", OFFSET(minsection_pct), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 100, VE},
1275 { "maxsection-pct", "GOP max bitrate (% of target)", OFFSET(maxsection_pct), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 5000, VE},
1276 { "frame-parallel", "Enable frame parallel decodability features", OFFSET(frame_parallel), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1277 { "tiles", "Tile columns x rows", OFFSET(tile_cols), AV_OPT_TYPE_IMAGE_SIZE, { .str = NULL }, 0, 0, VE },
1278 { "tile-columns", "Log2 of number of tile columns to use", OFFSET(tile_cols_log2), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE},
1279 { "tile-rows", "Log2 of number of tile rows to use", OFFSET(tile_rows_log2), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE},
1280 { "row-mt", "Enable row based multi-threading", OFFSET(row_mt), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1281 { "enable-cdef", "Enable CDEF filtering", OFFSET(enable_cdef), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1282 { "enable-global-motion", "Enable global motion", OFFSET(enable_global_motion), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1283 { "enable-intrabc", "Enable intra block copy prediction mode", OFFSET(enable_intrabc), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1284 { "enable-restoration", "Enable Loop Restoration filtering", OFFSET(enable_restoration), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1285 { "usage", "Quality and compression efficiency vs speed trade-off", OFFSET(usage), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, VE, "usage"},
1286 { "good", "Good quality", 0, AV_OPT_TYPE_CONST, {.i64 = 0 /* AOM_USAGE_GOOD_QUALITY */}, 0, 0, VE, "usage"},
1287 { "realtime", "Realtime encoding", 0, AV_OPT_TYPE_CONST, {.i64 = 1 /* AOM_USAGE_REALTIME */}, 0, 0, VE, "usage"},
1288 { "tune", "The metric that the encoder tunes for. Automatically chosen by the encoder by default", OFFSET(tune), AV_OPT_TYPE_INT, {.i64 = -1}, -1, AOM_TUNE_SSIM, VE, "tune"},
1289 { "psnr", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = AOM_TUNE_PSNR}, 0, 0, VE, "tune"},
1290 { "ssim", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = AOM_TUNE_SSIM}, 0, 0, VE, "tune"},
1292 { "enable-rect-partitions", "Enable rectangular partitions", OFFSET(enable_rect_partitions), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1293 { "enable-1to4-partitions", "Enable 1:4/4:1 partitions", OFFSET(enable_1to4_partitions), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1294 { "enable-ab-partitions", "Enable ab shape partitions", OFFSET(enable_ab_partitions), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1295 { "enable-angle-delta", "Enable angle delta intra prediction", OFFSET(enable_angle_delta), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1296 { "enable-cfl-intra", "Enable chroma predicted from luma intra prediction", OFFSET(enable_cfl_intra), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1297 { "enable-filter-intra", "Enable filter intra predictor", OFFSET(enable_filter_intra), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1298 { "enable-intra-edge-filter", "Enable intra edge filter", OFFSET(enable_intra_edge_filter), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1299 { "enable-smooth-intra", "Enable smooth intra prediction mode", OFFSET(enable_smooth_intra), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1300 { "enable-paeth-intra", "Enable paeth predictor in intra prediction", OFFSET(enable_paeth_intra), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1301 { "enable-palette", "Enable palette prediction mode", OFFSET(enable_palette), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1302 { "enable-flip-idtx", "Enable extended transform type", OFFSET(enable_flip_idtx), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1303 { "enable-tx64", "Enable 64-pt transform", OFFSET(enable_tx64), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1304 { "reduced-tx-type-set", "Use reduced set of transform types", OFFSET(reduced_tx_type_set), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1305 { "use-intra-dct-only", "Use DCT only for INTRA modes", OFFSET(use_intra_dct_only), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1306 { "use-inter-dct-only", "Use DCT only for INTER modes", OFFSET(use_inter_dct_only), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1307 { "use-intra-default-tx-only", "Use default-transform only for INTRA modes", OFFSET(use_intra_default_tx_only), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1308 { "enable-ref-frame-mvs", "Enable temporal mv prediction", OFFSET(enable_ref_frame_mvs), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1309 { "enable-reduced-reference-set", "Use reduced set of single and compound references", OFFSET(enable_reduced_reference_set), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1310 { "enable-obmc", "Enable obmc", OFFSET(enable_obmc), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1311 { "enable-dual-filter", "Enable dual filter", OFFSET(enable_dual_filter), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1312 { "enable-diff-wtd-comp", "Enable difference-weighted compound", OFFSET(enable_diff_wtd_comp), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1313 { "enable-dist-wtd-comp", "Enable distance-weighted compound", OFFSET(enable_dist_wtd_comp), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1314 { "enable-onesided-comp", "Enable one sided compound", OFFSET(enable_onesided_comp), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1315 { "enable-interinter-wedge", "Enable interinter wedge compound", OFFSET(enable_interinter_wedge), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1316 { "enable-interintra-wedge", "Enable interintra wedge compound", OFFSET(enable_interintra_wedge), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1317 { "enable-masked-comp", "Enable masked compound", OFFSET(enable_masked_comp), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1318 { "enable-interintra-comp", "Enable interintra compound", OFFSET(enable_interintra_comp), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1319 { "enable-smooth-interintra", "Enable smooth interintra mode", OFFSET(enable_smooth_interintra), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1320 #if AOM_ENCODER_ABI_VERSION >= 23
1321 { "aom-params", "Set libaom options using a :-separated list of key=value pairs", OFFSET(aom_params), AV_OPT_TYPE_DICT, { 0 }, 0, 0, VE },
1326 static const AVCodecDefault defaults[] = {
1331 { "keyint_min", "-1" },
1335 static const AVClass class_aom = {
1336 .class_name = "libaom-av1 encoder",
1337 .item_name = av_default_item_name,
1339 .version = LIBAVUTIL_VERSION_INT,
1342 AVCodec ff_libaom_av1_encoder = {
1343 .name = "libaom-av1",
1344 .long_name = NULL_IF_CONFIG_SMALL("libaom AV1"),
1345 .type = AVMEDIA_TYPE_VIDEO,
1346 .id = AV_CODEC_ID_AV1,
1347 .priv_data_size = sizeof(AOMContext),
1349 .encode2 = aom_encode,
1351 .capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_OTHER_THREADS,
1352 .caps_internal = FF_CODEC_CAP_AUTO_THREADS,
1353 .profiles = NULL_IF_CONFIG_SMALL(ff_av1_profiles),
1354 .priv_class = &class_aom,
1355 .defaults = defaults,
1356 .init_static_data = av1_init_static,
1357 .wrapper_name = "libaom",