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;
129 static const char *const ctlidstr[] = {
130 [AOME_SET_CPUUSED] = "AOME_SET_CPUUSED",
131 [AOME_SET_CQ_LEVEL] = "AOME_SET_CQ_LEVEL",
132 [AOME_SET_ENABLEAUTOALTREF] = "AOME_SET_ENABLEAUTOALTREF",
133 [AOME_SET_ARNR_MAXFRAMES] = "AOME_SET_ARNR_MAXFRAMES",
134 [AOME_SET_ARNR_STRENGTH] = "AOME_SET_ARNR_STRENGTH",
135 [AOME_SET_STATIC_THRESHOLD] = "AOME_SET_STATIC_THRESHOLD",
136 [AV1E_SET_COLOR_RANGE] = "AV1E_SET_COLOR_RANGE",
137 [AV1E_SET_COLOR_PRIMARIES] = "AV1E_SET_COLOR_PRIMARIES",
138 [AV1E_SET_MATRIX_COEFFICIENTS] = "AV1E_SET_MATRIX_COEFFICIENTS",
139 [AV1E_SET_TRANSFER_CHARACTERISTICS] = "AV1E_SET_TRANSFER_CHARACTERISTICS",
140 [AV1E_SET_AQ_MODE] = "AV1E_SET_AQ_MODE",
141 [AV1E_SET_FRAME_PARALLEL_DECODING] = "AV1E_SET_FRAME_PARALLEL_DECODING",
142 [AV1E_SET_SUPERBLOCK_SIZE] = "AV1E_SET_SUPERBLOCK_SIZE",
143 [AV1E_SET_TILE_COLUMNS] = "AV1E_SET_TILE_COLUMNS",
144 [AV1E_SET_TILE_ROWS] = "AV1E_SET_TILE_ROWS",
145 [AV1E_SET_ENABLE_RESTORATION] = "AV1E_SET_ENABLE_RESTORATION",
146 #ifdef AOM_CTRL_AV1E_SET_ROW_MT
147 [AV1E_SET_ROW_MT] = "AV1E_SET_ROW_MT",
149 #ifdef AOM_CTRL_AV1E_SET_DENOISE_NOISE_LEVEL
150 [AV1E_SET_DENOISE_NOISE_LEVEL] = "AV1E_SET_DENOISE_NOISE_LEVEL",
152 #ifdef AOM_CTRL_AV1E_SET_DENOISE_BLOCK_SIZE
153 [AV1E_SET_DENOISE_BLOCK_SIZE] = "AV1E_SET_DENOISE_BLOCK_SIZE",
155 #ifdef AOM_CTRL_AV1E_SET_MAX_REFERENCE_FRAMES
156 [AV1E_SET_MAX_REFERENCE_FRAMES] = "AV1E_SET_MAX_REFERENCE_FRAMES",
158 #ifdef AOM_CTRL_AV1E_SET_ENABLE_GLOBAL_MOTION
159 [AV1E_SET_ENABLE_GLOBAL_MOTION] = "AV1E_SET_ENABLE_GLOBAL_MOTION",
161 #ifdef AOM_CTRL_AV1E_SET_ENABLE_INTRABC
162 [AV1E_SET_ENABLE_INTRABC] = "AV1E_SET_ENABLE_INTRABC",
164 [AV1E_SET_ENABLE_CDEF] = "AV1E_SET_ENABLE_CDEF",
165 [AOME_SET_TUNING] = "AOME_SET_TUNING",
166 #if AOM_ENCODER_ABI_VERSION >= 22
167 [AV1E_SET_ENABLE_1TO4_PARTITIONS] = "AV1E_SET_ENABLE_1TO4_PARTITIONS",
168 [AV1E_SET_ENABLE_AB_PARTITIONS] = "AV1E_SET_ENABLE_AB_PARTITIONS",
169 [AV1E_SET_ENABLE_RECT_PARTITIONS] = "AV1E_SET_ENABLE_RECT_PARTITIONS",
170 [AV1E_SET_ENABLE_ANGLE_DELTA] = "AV1E_SET_ENABLE_ANGLE_DELTA",
171 [AV1E_SET_ENABLE_CFL_INTRA] = "AV1E_SET_ENABLE_CFL_INTRA",
172 [AV1E_SET_ENABLE_FILTER_INTRA] = "AV1E_SET_ENABLE_FILTER_INTRA",
173 [AV1E_SET_ENABLE_INTRA_EDGE_FILTER] = "AV1E_SET_ENABLE_INTRA_EDGE_FILTER",
174 [AV1E_SET_ENABLE_PAETH_INTRA] = "AV1E_SET_ENABLE_PAETH_INTRA",
175 [AV1E_SET_ENABLE_SMOOTH_INTRA] = "AV1E_SET_ENABLE_SMOOTH_INTRA",
176 [AV1E_SET_ENABLE_PALETTE] = "AV1E_SET_ENABLE_PALETTE",
177 [AV1E_SET_ENABLE_FLIP_IDTX] = "AV1E_SET_ENABLE_FLIP_IDTX",
178 [AV1E_SET_ENABLE_TX64] = "AV1E_SET_ENABLE_TX64",
179 [AV1E_SET_INTRA_DCT_ONLY] = "AV1E_SET_INTRA_DCT_ONLY",
180 [AV1E_SET_INTER_DCT_ONLY] = "AV1E_SET_INTER_DCT_ONLY",
181 [AV1E_SET_INTRA_DEFAULT_TX_ONLY] = "AV1E_SET_INTRA_DEFAULT_TX_ONLY",
182 [AV1E_SET_REDUCED_TX_TYPE_SET] = "AV1E_SET_REDUCED_TX_TYPE_SET",
183 [AV1E_SET_ENABLE_DIFF_WTD_COMP] = "AV1E_SET_ENABLE_DIFF_WTD_COMP",
184 [AV1E_SET_ENABLE_DIST_WTD_COMP] = "AV1E_SET_ENABLE_DIST_WTD_COMP",
185 [AV1E_SET_ENABLE_DUAL_FILTER] = "AV1E_SET_ENABLE_DUAL_FILTER",
186 [AV1E_SET_ENABLE_INTERINTER_WEDGE] = "AV1E_SET_ENABLE_INTERINTER_WEDGE",
187 [AV1E_SET_ENABLE_INTERINTRA_WEDGE] = "AV1E_SET_ENABLE_INTERINTRA_WEDGE",
188 [AV1E_SET_ENABLE_MASKED_COMP] = "AV1E_SET_ENABLE_MASKED_COMP",
189 [AV1E_SET_ENABLE_INTERINTRA_COMP] = "AV1E_SET_ENABLE_INTERINTRA_COMP",
190 [AV1E_SET_ENABLE_OBMC] = "AV1E_SET_ENABLE_OBMC",
191 [AV1E_SET_ENABLE_ONESIDED_COMP] = "AV1E_SET_ENABLE_ONESIDED_COMP",
192 [AV1E_SET_REDUCED_REFERENCE_SET] = "AV1E_SET_REDUCED_REFERENCE_SET",
193 [AV1E_SET_ENABLE_SMOOTH_INTERINTRA] = "AV1E_SET_ENABLE_SMOOTH_INTERINTRA",
194 [AV1E_SET_ENABLE_REF_FRAME_MVS] = "AV1E_SET_ENABLE_REF_FRAME_MVS",
198 static av_cold void log_encoder_error(AVCodecContext *avctx, const char *desc)
200 AOMContext *ctx = avctx->priv_data;
201 const char *error = aom_codec_error(&ctx->encoder);
202 const char *detail = aom_codec_error_detail(&ctx->encoder);
204 av_log(avctx, AV_LOG_ERROR, "%s: %s\n", desc, error);
206 av_log(avctx, AV_LOG_ERROR, " Additional information: %s\n", detail);
209 static av_cold void dump_enc_cfg(AVCodecContext *avctx,
210 const struct aom_codec_enc_cfg *cfg)
213 int level = AV_LOG_DEBUG;
215 av_log(avctx, level, "aom_codec_enc_cfg\n");
216 av_log(avctx, level, "generic settings\n"
217 " %*s%u\n %*s%u\n %*s%u\n %*s%u\n %*s%u\n"
219 " %*s{%u/%u}\n %*s%u\n %*s%d\n %*s%u\n",
220 width, "g_usage:", cfg->g_usage,
221 width, "g_threads:", cfg->g_threads,
222 width, "g_profile:", cfg->g_profile,
223 width, "g_w:", cfg->g_w,
224 width, "g_h:", cfg->g_h,
225 width, "g_bit_depth:", cfg->g_bit_depth,
226 width, "g_input_bit_depth:", cfg->g_input_bit_depth,
227 width, "g_timebase:", cfg->g_timebase.num, cfg->g_timebase.den,
228 width, "g_error_resilient:", cfg->g_error_resilient,
229 width, "g_pass:", cfg->g_pass,
230 width, "g_lag_in_frames:", cfg->g_lag_in_frames);
231 av_log(avctx, level, "rate control settings\n"
232 " %*s%u\n %*s%d\n %*s%p(%"SIZE_SPECIFIER")\n %*s%u\n",
233 width, "rc_dropframe_thresh:", cfg->rc_dropframe_thresh,
234 width, "rc_end_usage:", cfg->rc_end_usage,
235 width, "rc_twopass_stats_in:", cfg->rc_twopass_stats_in.buf, cfg->rc_twopass_stats_in.sz,
236 width, "rc_target_bitrate:", cfg->rc_target_bitrate);
237 av_log(avctx, level, "quantizer settings\n"
239 width, "rc_min_quantizer:", cfg->rc_min_quantizer,
240 width, "rc_max_quantizer:", cfg->rc_max_quantizer);
241 av_log(avctx, level, "bitrate tolerance\n"
243 width, "rc_undershoot_pct:", cfg->rc_undershoot_pct,
244 width, "rc_overshoot_pct:", cfg->rc_overshoot_pct);
245 av_log(avctx, level, "decoder buffer model\n"
246 " %*s%u\n %*s%u\n %*s%u\n",
247 width, "rc_buf_sz:", cfg->rc_buf_sz,
248 width, "rc_buf_initial_sz:", cfg->rc_buf_initial_sz,
249 width, "rc_buf_optimal_sz:", cfg->rc_buf_optimal_sz);
250 av_log(avctx, level, "2 pass rate control settings\n"
251 " %*s%u\n %*s%u\n %*s%u\n",
252 width, "rc_2pass_vbr_bias_pct:", cfg->rc_2pass_vbr_bias_pct,
253 width, "rc_2pass_vbr_minsection_pct:", cfg->rc_2pass_vbr_minsection_pct,
254 width, "rc_2pass_vbr_maxsection_pct:", cfg->rc_2pass_vbr_maxsection_pct);
255 av_log(avctx, level, "keyframing settings\n"
256 " %*s%d\n %*s%u\n %*s%u\n",
257 width, "kf_mode:", cfg->kf_mode,
258 width, "kf_min_dist:", cfg->kf_min_dist,
259 width, "kf_max_dist:", cfg->kf_max_dist);
260 av_log(avctx, level, "tile settings\n"
262 width, "tile_width_count:", cfg->tile_width_count,
263 width, "tile_height_count:", cfg->tile_height_count);
264 av_log(avctx, level, "\n");
267 static void coded_frame_add(void *list, struct FrameListData *cx_frame)
269 struct FrameListData **p = list;
274 cx_frame->next = NULL;
277 static av_cold void free_coded_frame(struct FrameListData *cx_frame)
279 av_freep(&cx_frame->buf);
283 static av_cold void free_frame_list(struct FrameListData *list)
285 struct FrameListData *p = list;
294 static av_cold int codecctl_int(AVCodecContext *avctx,
296 aome_enc_control_id id,
298 enum aome_enc_control_id id,
302 AOMContext *ctx = avctx->priv_data;
307 snprintf(buf, sizeof(buf), "%s:", ctlidstr[id]);
308 av_log(avctx, AV_LOG_DEBUG, " %*s%d\n", width, buf, val);
310 res = aom_codec_control(&ctx->encoder, id, val);
311 if (res != AOM_CODEC_OK) {
312 snprintf(buf, sizeof(buf), "Failed to set %s codec control",
314 log_encoder_error(avctx, buf);
315 return AVERROR(EINVAL);
321 static av_cold int aom_free(AVCodecContext *avctx)
323 AOMContext *ctx = avctx->priv_data;
325 aom_codec_destroy(&ctx->encoder);
326 av_freep(&ctx->twopass_stats.buf);
327 av_freep(&avctx->stats_out);
328 free_frame_list(ctx->coded_frame_list);
329 av_bsf_free(&ctx->bsf);
333 static int set_pix_fmt(AVCodecContext *avctx, aom_codec_caps_t codec_caps,
334 struct aom_codec_enc_cfg *enccfg, aom_codec_flags_t *flags,
335 aom_img_fmt_t *img_fmt)
337 AOMContext av_unused *ctx = avctx->priv_data;
338 const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt);
339 enccfg->g_bit_depth = enccfg->g_input_bit_depth = desc->comp[0].depth;
340 switch (avctx->pix_fmt) {
341 case AV_PIX_FMT_GRAY8:
342 enccfg->monochrome = 1;
344 case AV_PIX_FMT_YUV420P:
345 enccfg->g_profile = FF_PROFILE_AV1_MAIN;
346 *img_fmt = AOM_IMG_FMT_I420;
348 case AV_PIX_FMT_YUV422P:
349 enccfg->g_profile = FF_PROFILE_AV1_PROFESSIONAL;
350 *img_fmt = AOM_IMG_FMT_I422;
352 case AV_PIX_FMT_YUV444P:
353 case AV_PIX_FMT_GBRP:
354 enccfg->g_profile = FF_PROFILE_AV1_HIGH;
355 *img_fmt = AOM_IMG_FMT_I444;
357 case AV_PIX_FMT_GRAY10:
358 case AV_PIX_FMT_GRAY12:
359 enccfg->monochrome = 1;
361 case AV_PIX_FMT_YUV420P10:
362 case AV_PIX_FMT_YUV420P12:
363 if (codec_caps & AOM_CODEC_CAP_HIGHBITDEPTH) {
365 enccfg->g_bit_depth == 10 ? FF_PROFILE_AV1_MAIN : FF_PROFILE_AV1_PROFESSIONAL;
366 *img_fmt = AOM_IMG_FMT_I42016;
367 *flags |= AOM_CODEC_USE_HIGHBITDEPTH;
371 case AV_PIX_FMT_YUV422P10:
372 case AV_PIX_FMT_YUV422P12:
373 if (codec_caps & AOM_CODEC_CAP_HIGHBITDEPTH) {
374 enccfg->g_profile = FF_PROFILE_AV1_PROFESSIONAL;
375 *img_fmt = AOM_IMG_FMT_I42216;
376 *flags |= AOM_CODEC_USE_HIGHBITDEPTH;
380 case AV_PIX_FMT_YUV444P10:
381 case AV_PIX_FMT_YUV444P12:
382 case AV_PIX_FMT_GBRP10:
383 case AV_PIX_FMT_GBRP12:
384 if (codec_caps & AOM_CODEC_CAP_HIGHBITDEPTH) {
386 enccfg->g_bit_depth == 10 ? FF_PROFILE_AV1_HIGH : FF_PROFILE_AV1_PROFESSIONAL;
387 *img_fmt = AOM_IMG_FMT_I44416;
388 *flags |= AOM_CODEC_USE_HIGHBITDEPTH;
395 av_log(avctx, AV_LOG_ERROR, "Unsupported pixel format.\n");
396 return AVERROR_INVALIDDATA;
399 static void set_color_range(AVCodecContext *avctx)
401 aom_color_range_t aom_cr;
402 switch (avctx->color_range) {
403 case AVCOL_RANGE_UNSPECIFIED:
404 case AVCOL_RANGE_MPEG: aom_cr = AOM_CR_STUDIO_RANGE; break;
405 case AVCOL_RANGE_JPEG: aom_cr = AOM_CR_FULL_RANGE; break;
407 av_log(avctx, AV_LOG_WARNING, "Unsupported color range (%d)\n",
412 codecctl_int(avctx, AV1E_SET_COLOR_RANGE, aom_cr);
415 static int count_uniform_tiling(int dim, int sb_size, int tiles_log2)
417 int sb_dim = (dim + sb_size - 1) / sb_size;
418 int tile_dim = (sb_dim + (1 << tiles_log2) - 1) >> tiles_log2;
419 av_assert0(tile_dim > 0);
420 return (sb_dim + tile_dim - 1) / tile_dim;
423 static int choose_tiling(AVCodecContext *avctx,
424 struct aom_codec_enc_cfg *enccfg)
426 AOMContext *ctx = avctx->priv_data;
427 int sb_128x128_possible, sb_size, sb_width, sb_height;
428 int uniform_rows, uniform_cols;
429 int uniform_64x64_possible, uniform_128x128_possible;
430 int tile_size, rounding, i;
432 if (ctx->tile_cols_log2 >= 0)
433 ctx->tile_cols = 1 << ctx->tile_cols_log2;
434 if (ctx->tile_rows_log2 >= 0)
435 ctx->tile_rows = 1 << ctx->tile_rows_log2;
437 if (ctx->tile_cols == 0) {
438 ctx->tile_cols = (avctx->width + AV1_MAX_TILE_WIDTH - 1) /
440 if (ctx->tile_cols > 1) {
441 av_log(avctx, AV_LOG_DEBUG, "Automatically using %d tile "
442 "columns to fill width.\n", ctx->tile_cols);
445 av_assert0(ctx->tile_cols > 0);
446 if (ctx->tile_rows == 0) {
448 FFALIGN((FFALIGN(avctx->width, 128) +
449 ctx->tile_cols - 1) / ctx->tile_cols, 128);
451 (max_tile_width * FFALIGN(avctx->height, 128) +
452 AV1_MAX_TILE_AREA - 1) / AV1_MAX_TILE_AREA;
453 if (ctx->tile_rows > 1) {
454 av_log(avctx, AV_LOG_DEBUG, "Automatically using %d tile "
455 "rows to fill area.\n", ctx->tile_rows);
458 av_assert0(ctx->tile_rows > 0);
460 if ((avctx->width + 63) / 64 < ctx->tile_cols ||
461 (avctx->height + 63) / 64 < ctx->tile_rows) {
462 av_log(avctx, AV_LOG_ERROR, "Invalid tile sizing: frame not "
463 "large enough to fit specified tile arrangement.\n");
464 return AVERROR(EINVAL);
466 if (ctx->tile_cols > AV1_MAX_TILE_COLS ||
467 ctx->tile_rows > AV1_MAX_TILE_ROWS) {
468 av_log(avctx, AV_LOG_ERROR, "Invalid tile sizing: AV1 does "
469 "not allow more than %dx%d tiles.\n",
470 AV1_MAX_TILE_COLS, AV1_MAX_TILE_ROWS);
471 return AVERROR(EINVAL);
473 if (avctx->width / ctx->tile_cols > AV1_MAX_TILE_WIDTH) {
474 av_log(avctx, AV_LOG_ERROR, "Invalid tile sizing: AV1 does "
475 "not allow tiles of width greater than %d.\n",
477 return AVERROR(EINVAL);
480 ctx->superblock_size = AOM_SUPERBLOCK_SIZE_DYNAMIC;
482 if (ctx->tile_cols == 1 && ctx->tile_rows == 1) {
483 av_log(avctx, AV_LOG_DEBUG, "Using a single tile.\n");
487 sb_128x128_possible =
488 (avctx->width + 127) / 128 >= ctx->tile_cols &&
489 (avctx->height + 127) / 128 >= ctx->tile_rows;
491 ctx->tile_cols_log2 = ctx->tile_cols == 1 ? 0 :
492 av_log2(ctx->tile_cols - 1) + 1;
493 ctx->tile_rows_log2 = ctx->tile_rows == 1 ? 0 :
494 av_log2(ctx->tile_rows - 1) + 1;
496 uniform_cols = count_uniform_tiling(avctx->width,
497 64, ctx->tile_cols_log2);
498 uniform_rows = count_uniform_tiling(avctx->height,
499 64, ctx->tile_rows_log2);
500 av_log(avctx, AV_LOG_DEBUG, "Uniform with 64x64 superblocks "
501 "-> %dx%d tiles.\n", uniform_cols, uniform_rows);
502 uniform_64x64_possible = uniform_cols == ctx->tile_cols &&
503 uniform_rows == ctx->tile_rows;
505 if (sb_128x128_possible) {
506 uniform_cols = count_uniform_tiling(avctx->width,
507 128, ctx->tile_cols_log2);
508 uniform_rows = count_uniform_tiling(avctx->height,
509 128, ctx->tile_rows_log2);
510 av_log(avctx, AV_LOG_DEBUG, "Uniform with 128x128 superblocks "
511 "-> %dx%d tiles.\n", uniform_cols, uniform_rows);
512 uniform_128x128_possible = uniform_cols == ctx->tile_cols &&
513 uniform_rows == ctx->tile_rows;
515 av_log(avctx, AV_LOG_DEBUG, "128x128 superblocks not possible.\n");
516 uniform_128x128_possible = 0;
519 ctx->uniform_tiles = 1;
520 if (uniform_64x64_possible && uniform_128x128_possible) {
521 av_log(avctx, AV_LOG_DEBUG, "Using uniform tiling with dynamic "
522 "superblocks (tile_cols_log2 = %d, tile_rows_log2 = %d).\n",
523 ctx->tile_cols_log2, ctx->tile_rows_log2);
526 if (uniform_64x64_possible && !sb_128x128_possible) {
527 av_log(avctx, AV_LOG_DEBUG, "Using uniform tiling with 64x64 "
528 "superblocks (tile_cols_log2 = %d, tile_rows_log2 = %d).\n",
529 ctx->tile_cols_log2, ctx->tile_rows_log2);
530 ctx->superblock_size = AOM_SUPERBLOCK_SIZE_64X64;
533 if (uniform_128x128_possible) {
534 av_log(avctx, AV_LOG_DEBUG, "Using uniform tiling with 128x128 "
535 "superblocks (tile_cols_log2 = %d, tile_rows_log2 = %d).\n",
536 ctx->tile_cols_log2, ctx->tile_rows_log2);
537 ctx->superblock_size = AOM_SUPERBLOCK_SIZE_128X128;
540 ctx->uniform_tiles = 0;
542 if (sb_128x128_possible) {
544 ctx->superblock_size = AOM_SUPERBLOCK_SIZE_128X128;
547 ctx->superblock_size = AOM_SUPERBLOCK_SIZE_64X64;
549 av_log(avctx, AV_LOG_DEBUG, "Using fixed tiling with %dx%d "
550 "superblocks (tile_cols = %d, tile_rows = %d).\n",
551 sb_size, sb_size, ctx->tile_cols, ctx->tile_rows);
553 enccfg->tile_width_count = ctx->tile_cols;
554 enccfg->tile_height_count = ctx->tile_rows;
556 sb_width = (avctx->width + sb_size - 1) / sb_size;
557 sb_height = (avctx->height + sb_size - 1) / sb_size;
559 tile_size = sb_width / ctx->tile_cols;
560 rounding = sb_width % ctx->tile_cols;
561 for (i = 0; i < ctx->tile_cols; i++) {
562 enccfg->tile_widths[i] = tile_size +
564 i > ctx->tile_cols - 1 - (rounding + 1) / 2);
567 tile_size = sb_height / ctx->tile_rows;
568 rounding = sb_height % ctx->tile_rows;
569 for (i = 0; i < ctx->tile_rows; i++) {
570 enccfg->tile_heights[i] = tile_size +
572 i > ctx->tile_rows - 1 - (rounding + 1) / 2);
578 static av_cold int aom_init(AVCodecContext *avctx,
579 const struct aom_codec_iface *iface)
581 AOMContext *ctx = avctx->priv_data;
582 const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt);
583 struct aom_codec_enc_cfg enccfg = { 0 };
584 #ifdef AOM_FRAME_IS_INTRAONLY
585 aom_codec_flags_t flags =
586 (avctx->flags & AV_CODEC_FLAG_PSNR) ? AOM_CODEC_USE_PSNR : 0;
588 aom_codec_flags_t flags = 0;
590 AVCPBProperties *cpb_props;
592 aom_img_fmt_t img_fmt;
593 aom_codec_caps_t codec_caps = aom_codec_get_caps(iface);
595 av_log(avctx, AV_LOG_INFO, "%s\n", aom_codec_version_str());
596 av_log(avctx, AV_LOG_VERBOSE, "%s\n", aom_codec_build_config());
598 if ((res = aom_codec_enc_config_default(iface, &enccfg, 0)) != AOM_CODEC_OK) {
599 av_log(avctx, AV_LOG_ERROR, "Failed to get config: %s\n",
600 aom_codec_err_to_string(res));
601 return AVERROR(EINVAL);
604 if (set_pix_fmt(avctx, codec_caps, &enccfg, &flags, &img_fmt))
605 return AVERROR(EINVAL);
608 if(avctx->rc_max_rate || avctx->rc_buffer_size || avctx->rc_initial_buffer_occupancy) {
609 av_log( avctx, AV_LOG_ERROR, "Rate control parameters set without a bitrate\n");
610 return AVERROR(EINVAL);
613 dump_enc_cfg(avctx, &enccfg);
615 enccfg.g_w = avctx->width;
616 enccfg.g_h = avctx->height;
617 enccfg.g_timebase.num = avctx->time_base.num;
618 enccfg.g_timebase.den = avctx->time_base.den;
620 FFMIN(avctx->thread_count ? avctx->thread_count : av_cpu_count(), 64);
622 enccfg.g_usage = ctx->usage;
624 if (ctx->lag_in_frames >= 0)
625 enccfg.g_lag_in_frames = ctx->lag_in_frames;
627 if (avctx->flags & AV_CODEC_FLAG_PASS1)
628 enccfg.g_pass = AOM_RC_FIRST_PASS;
629 else if (avctx->flags & AV_CODEC_FLAG_PASS2)
630 enccfg.g_pass = AOM_RC_LAST_PASS;
632 enccfg.g_pass = AOM_RC_ONE_PASS;
634 if (avctx->rc_min_rate == avctx->rc_max_rate &&
635 avctx->rc_min_rate == avctx->bit_rate && avctx->bit_rate) {
636 enccfg.rc_end_usage = AOM_CBR;
637 } else if (ctx->crf >= 0) {
638 enccfg.rc_end_usage = AOM_CQ;
639 if (!avctx->bit_rate)
640 enccfg.rc_end_usage = AOM_Q;
643 if (avctx->bit_rate) {
644 enccfg.rc_target_bitrate = av_rescale_rnd(avctx->bit_rate, 1, 1000,
646 } else if (enccfg.rc_end_usage != AOM_Q) {
647 enccfg.rc_end_usage = AOM_Q;
649 av_log(avctx, AV_LOG_WARNING,
650 "Neither bitrate nor constrained quality specified, using default CRF of %d\n",
654 if (avctx->qmin >= 0)
655 enccfg.rc_min_quantizer = avctx->qmin;
656 if (avctx->qmax >= 0)
657 enccfg.rc_max_quantizer = avctx->qmax;
659 if (enccfg.rc_end_usage == AOM_CQ || enccfg.rc_end_usage == AOM_Q) {
660 if (ctx->crf < enccfg.rc_min_quantizer || ctx->crf > enccfg.rc_max_quantizer) {
661 av_log(avctx, AV_LOG_ERROR,
662 "CQ level %d must be between minimum and maximum quantizer value (%d-%d)\n",
663 ctx->crf, enccfg.rc_min_quantizer, enccfg.rc_max_quantizer);
664 return AVERROR(EINVAL);
668 enccfg.rc_dropframe_thresh = ctx->drop_threshold;
670 // 0-100 (0 => CBR, 100 => VBR)
671 enccfg.rc_2pass_vbr_bias_pct = round(avctx->qcompress * 100);
672 if (ctx->minsection_pct >= 0)
673 enccfg.rc_2pass_vbr_minsection_pct = ctx->minsection_pct;
674 else if (avctx->bit_rate)
675 enccfg.rc_2pass_vbr_minsection_pct =
676 avctx->rc_min_rate * 100LL / avctx->bit_rate;
677 if (ctx->maxsection_pct >= 0)
678 enccfg.rc_2pass_vbr_maxsection_pct = ctx->maxsection_pct;
679 else if (avctx->rc_max_rate)
680 enccfg.rc_2pass_vbr_maxsection_pct =
681 avctx->rc_max_rate * 100LL / avctx->bit_rate;
683 if (avctx->rc_buffer_size)
685 avctx->rc_buffer_size * 1000LL / avctx->bit_rate;
686 if (avctx->rc_initial_buffer_occupancy)
687 enccfg.rc_buf_initial_sz =
688 avctx->rc_initial_buffer_occupancy * 1000LL / avctx->bit_rate;
689 enccfg.rc_buf_optimal_sz = enccfg.rc_buf_sz * 5 / 6;
691 if (ctx->rc_undershoot_pct >= 0)
692 enccfg.rc_undershoot_pct = ctx->rc_undershoot_pct;
693 if (ctx->rc_overshoot_pct >= 0)
694 enccfg.rc_overshoot_pct = ctx->rc_overshoot_pct;
696 // _enc_init() will balk if kf_min_dist differs from max w/AOM_KF_AUTO
697 if (avctx->keyint_min >= 0 && avctx->keyint_min == avctx->gop_size)
698 enccfg.kf_min_dist = avctx->keyint_min;
699 if (avctx->gop_size >= 0)
700 enccfg.kf_max_dist = avctx->gop_size;
702 if (enccfg.g_pass == AOM_RC_FIRST_PASS)
703 enccfg.g_lag_in_frames = 0;
704 else if (enccfg.g_pass == AOM_RC_LAST_PASS) {
705 int decode_size, ret;
707 if (!avctx->stats_in) {
708 av_log(avctx, AV_LOG_ERROR, "No stats file for second pass\n");
709 return AVERROR_INVALIDDATA;
712 ctx->twopass_stats.sz = strlen(avctx->stats_in) * 3 / 4;
713 ret = av_reallocp(&ctx->twopass_stats.buf, ctx->twopass_stats.sz);
715 av_log(avctx, AV_LOG_ERROR,
716 "Stat buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
717 ctx->twopass_stats.sz);
718 ctx->twopass_stats.sz = 0;
721 decode_size = av_base64_decode(ctx->twopass_stats.buf, avctx->stats_in,
722 ctx->twopass_stats.sz);
723 if (decode_size < 0) {
724 av_log(avctx, AV_LOG_ERROR, "Stat buffer decode failed\n");
725 return AVERROR_INVALIDDATA;
728 ctx->twopass_stats.sz = decode_size;
729 enccfg.rc_twopass_stats_in = ctx->twopass_stats;
732 /* 0-3: For non-zero values the encoder increasingly optimizes for reduced
733 * complexity playback on low powered devices at the expense of encode
735 if (avctx->profile != FF_PROFILE_UNKNOWN)
736 enccfg.g_profile = avctx->profile;
738 enccfg.g_error_resilient = ctx->error_resilient;
740 res = choose_tiling(avctx, &enccfg);
744 dump_enc_cfg(avctx, &enccfg);
745 /* Construct Encoder Context */
746 res = aom_codec_enc_init(&ctx->encoder, iface, &enccfg, flags);
747 if (res != AOM_CODEC_OK) {
748 log_encoder_error(avctx, "Failed to initialize encoder");
749 return AVERROR(EINVAL);
752 // codec control failures are currently treated only as warnings
753 av_log(avctx, AV_LOG_DEBUG, "aom_codec_control\n");
754 codecctl_int(avctx, AOME_SET_CPUUSED, ctx->cpu_used);
755 if (ctx->auto_alt_ref >= 0)
756 codecctl_int(avctx, AOME_SET_ENABLEAUTOALTREF, ctx->auto_alt_ref);
757 if (ctx->arnr_max_frames >= 0)
758 codecctl_int(avctx, AOME_SET_ARNR_MAXFRAMES, ctx->arnr_max_frames);
759 if (ctx->arnr_strength >= 0)
760 codecctl_int(avctx, AOME_SET_ARNR_STRENGTH, ctx->arnr_strength);
761 if (ctx->enable_cdef >= 0)
762 codecctl_int(avctx, AV1E_SET_ENABLE_CDEF, ctx->enable_cdef);
763 if (ctx->enable_restoration >= 0)
764 codecctl_int(avctx, AV1E_SET_ENABLE_RESTORATION, ctx->enable_restoration);
765 #if AOM_ENCODER_ABI_VERSION >= 22
766 if (ctx->enable_rect_partitions >= 0)
767 codecctl_int(avctx, AV1E_SET_ENABLE_RECT_PARTITIONS, ctx->enable_rect_partitions);
768 if (ctx->enable_1to4_partitions >= 0)
769 codecctl_int(avctx, AV1E_SET_ENABLE_1TO4_PARTITIONS, ctx->enable_1to4_partitions);
770 if (ctx->enable_ab_partitions >= 0)
771 codecctl_int(avctx, AV1E_SET_ENABLE_AB_PARTITIONS, ctx->enable_ab_partitions);
772 if (ctx->enable_angle_delta >= 0)
773 codecctl_int(avctx, AV1E_SET_ENABLE_ANGLE_DELTA, ctx->enable_angle_delta);
774 if (ctx->enable_cfl_intra >= 0)
775 codecctl_int(avctx, AV1E_SET_ENABLE_CFL_INTRA, ctx->enable_cfl_intra);
776 if (ctx->enable_filter_intra >= 0)
777 codecctl_int(avctx, AV1E_SET_ENABLE_FILTER_INTRA, ctx->enable_filter_intra);
778 if (ctx->enable_intra_edge_filter >= 0)
779 codecctl_int(avctx, AV1E_SET_ENABLE_INTRA_EDGE_FILTER, ctx->enable_intra_edge_filter);
780 if (ctx->enable_paeth_intra >= 0)
781 codecctl_int(avctx, AV1E_SET_ENABLE_PAETH_INTRA, ctx->enable_paeth_intra);
782 if (ctx->enable_smooth_intra >= 0)
783 codecctl_int(avctx, AV1E_SET_ENABLE_SMOOTH_INTRA, ctx->enable_smooth_intra);
784 if (ctx->enable_palette >= 0)
785 codecctl_int(avctx, AV1E_SET_ENABLE_PALETTE, ctx->enable_palette);
786 if (ctx->enable_tx64 >= 0)
787 codecctl_int(avctx, AV1E_SET_ENABLE_TX64, ctx->enable_tx64);
788 if (ctx->enable_flip_idtx >= 0)
789 codecctl_int(avctx, AV1E_SET_ENABLE_FLIP_IDTX, ctx->enable_flip_idtx);
790 if (ctx->use_intra_dct_only >= 0)
791 codecctl_int(avctx, AV1E_SET_INTRA_DCT_ONLY, ctx->use_intra_dct_only);
792 if (ctx->use_inter_dct_only >= 0)
793 codecctl_int(avctx, AV1E_SET_INTER_DCT_ONLY, ctx->use_inter_dct_only);
794 if (ctx->use_intra_default_tx_only >= 0)
795 codecctl_int(avctx, AV1E_SET_INTRA_DEFAULT_TX_ONLY, ctx->use_intra_default_tx_only);
796 if (ctx->reduced_tx_type_set >= 0)
797 codecctl_int(avctx, AV1E_SET_REDUCED_TX_TYPE_SET, ctx->reduced_tx_type_set);
798 if (ctx->enable_ref_frame_mvs >= 0)
799 codecctl_int(avctx, AV1E_SET_ENABLE_REF_FRAME_MVS, ctx->enable_ref_frame_mvs);
800 if (ctx->enable_reduced_reference_set >= 0)
801 codecctl_int(avctx, AV1E_SET_REDUCED_REFERENCE_SET, ctx->enable_reduced_reference_set);
802 if (ctx->enable_diff_wtd_comp >= 0)
803 codecctl_int(avctx, AV1E_SET_ENABLE_DIFF_WTD_COMP, ctx->enable_diff_wtd_comp);
804 if (ctx->enable_dist_wtd_comp >= 0)
805 codecctl_int(avctx, AV1E_SET_ENABLE_DIST_WTD_COMP, ctx->enable_dist_wtd_comp);
806 if (ctx->enable_dual_filter >= 0)
807 codecctl_int(avctx, AV1E_SET_ENABLE_DUAL_FILTER, ctx->enable_dual_filter);
808 if (ctx->enable_interinter_wedge >= 0)
809 codecctl_int(avctx, AV1E_SET_ENABLE_INTERINTER_WEDGE, ctx->enable_interinter_wedge);
810 if (ctx->enable_masked_comp >= 0)
811 codecctl_int(avctx, AV1E_SET_ENABLE_MASKED_COMP, ctx->enable_masked_comp);
812 if (ctx->enable_interintra_comp >= 0)
813 codecctl_int(avctx, AV1E_SET_ENABLE_INTERINTRA_COMP, ctx->enable_interintra_comp);
814 if (ctx->enable_interintra_wedge >= 0)
815 codecctl_int(avctx, AV1E_SET_ENABLE_INTERINTRA_WEDGE, ctx->enable_interintra_wedge);
816 if (ctx->enable_obmc >= 0)
817 codecctl_int(avctx, AV1E_SET_ENABLE_OBMC, ctx->enable_obmc);
818 if (ctx->enable_onesided_comp >= 0)
819 codecctl_int(avctx, AV1E_SET_ENABLE_ONESIDED_COMP, ctx->enable_onesided_comp);
820 if (ctx->enable_smooth_interintra >= 0)
821 codecctl_int(avctx, AV1E_SET_ENABLE_SMOOTH_INTERINTRA, ctx->enable_smooth_interintra);
824 codecctl_int(avctx, AOME_SET_STATIC_THRESHOLD, ctx->static_thresh);
826 codecctl_int(avctx, AOME_SET_CQ_LEVEL, ctx->crf);
828 codecctl_int(avctx, AOME_SET_TUNING, ctx->tune);
830 if (desc->flags & AV_PIX_FMT_FLAG_RGB) {
831 codecctl_int(avctx, AV1E_SET_COLOR_PRIMARIES, AVCOL_PRI_BT709);
832 codecctl_int(avctx, AV1E_SET_MATRIX_COEFFICIENTS, AVCOL_SPC_RGB);
833 codecctl_int(avctx, AV1E_SET_TRANSFER_CHARACTERISTICS, AVCOL_TRC_IEC61966_2_1);
835 codecctl_int(avctx, AV1E_SET_COLOR_PRIMARIES, avctx->color_primaries);
836 codecctl_int(avctx, AV1E_SET_MATRIX_COEFFICIENTS, avctx->colorspace);
837 codecctl_int(avctx, AV1E_SET_TRANSFER_CHARACTERISTICS, avctx->color_trc);
839 if (ctx->aq_mode >= 0)
840 codecctl_int(avctx, AV1E_SET_AQ_MODE, ctx->aq_mode);
841 if (ctx->frame_parallel >= 0)
842 codecctl_int(avctx, AV1E_SET_FRAME_PARALLEL_DECODING, ctx->frame_parallel);
843 set_color_range(avctx);
845 codecctl_int(avctx, AV1E_SET_SUPERBLOCK_SIZE, ctx->superblock_size);
846 if (ctx->uniform_tiles) {
847 codecctl_int(avctx, AV1E_SET_TILE_COLUMNS, ctx->tile_cols_log2);
848 codecctl_int(avctx, AV1E_SET_TILE_ROWS, ctx->tile_rows_log2);
851 #ifdef AOM_CTRL_AV1E_SET_DENOISE_NOISE_LEVEL
852 if (ctx->denoise_noise_level >= 0)
853 codecctl_int(avctx, AV1E_SET_DENOISE_NOISE_LEVEL, ctx->denoise_noise_level);
855 #ifdef AOM_CTRL_AV1E_SET_DENOISE_BLOCK_SIZE
856 if (ctx->denoise_block_size >= 0)
857 codecctl_int(avctx, AV1E_SET_DENOISE_BLOCK_SIZE, ctx->denoise_block_size);
859 #ifdef AOM_CTRL_AV1E_SET_ENABLE_GLOBAL_MOTION
860 if (ctx->enable_global_motion >= 0)
861 codecctl_int(avctx, AV1E_SET_ENABLE_GLOBAL_MOTION, ctx->enable_global_motion);
863 #ifdef AOM_CTRL_AV1E_SET_MAX_REFERENCE_FRAMES
864 if (avctx->refs >= 3) {
865 codecctl_int(avctx, AV1E_SET_MAX_REFERENCE_FRAMES, avctx->refs);
868 #ifdef AOM_CTRL_AV1E_SET_ROW_MT
869 if (ctx->row_mt >= 0)
870 codecctl_int(avctx, AV1E_SET_ROW_MT, ctx->row_mt);
872 #ifdef AOM_CTRL_AV1E_SET_ENABLE_INTRABC
873 if (ctx->enable_intrabc >= 0)
874 codecctl_int(avctx, AV1E_SET_ENABLE_INTRABC, ctx->enable_intrabc);
877 // provide dummy value to initialize wrapper, values will be updated each _encode()
878 aom_img_wrap(&ctx->rawimg, img_fmt, avctx->width, avctx->height, 1,
881 if (codec_caps & AOM_CODEC_CAP_HIGHBITDEPTH)
882 ctx->rawimg.bit_depth = enccfg.g_bit_depth;
884 cpb_props = ff_add_cpb_side_data(avctx);
886 return AVERROR(ENOMEM);
888 if (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) {
889 const AVBitStreamFilter *filter = av_bsf_get_by_name("extract_extradata");
893 av_log(avctx, AV_LOG_ERROR, "extract_extradata bitstream filter "
894 "not found. This is a bug, please report it.\n");
897 ret = av_bsf_alloc(filter, &ctx->bsf);
901 ret = avcodec_parameters_from_context(ctx->bsf->par_in, avctx);
905 ret = av_bsf_init(ctx->bsf);
910 if (enccfg.rc_end_usage == AOM_CBR ||
911 enccfg.g_pass != AOM_RC_ONE_PASS) {
912 cpb_props->max_bitrate = avctx->rc_max_rate;
913 cpb_props->min_bitrate = avctx->rc_min_rate;
914 cpb_props->avg_bitrate = avctx->bit_rate;
916 cpb_props->buffer_size = avctx->rc_buffer_size;
921 static inline void cx_pktcpy(AOMContext *ctx,
922 struct FrameListData *dst,
923 const struct aom_codec_cx_pkt *src)
925 dst->pts = src->data.frame.pts;
926 dst->duration = src->data.frame.duration;
927 dst->flags = src->data.frame.flags;
928 dst->sz = src->data.frame.sz;
929 dst->buf = src->data.frame.buf;
930 #ifdef AOM_FRAME_IS_INTRAONLY
932 dst->frame_number = ++ctx->frame_number;
933 dst->have_sse = ctx->have_sse;
935 /* associate last-seen SSE to the frame. */
936 /* Transfers ownership from ctx to dst. */
937 memcpy(dst->sse, ctx->sse, sizeof(dst->sse));
944 * Store coded frame information in format suitable for return from encode2().
946 * Write information from @a cx_frame to @a pkt
947 * @return packet data size on success
948 * @return a negative AVERROR on error
950 static int storeframe(AVCodecContext *avctx, struct FrameListData *cx_frame,
953 AOMContext *ctx = avctx->priv_data;
954 int av_unused pict_type;
955 int ret = ff_alloc_packet2(avctx, pkt, cx_frame->sz, 0);
957 av_log(avctx, AV_LOG_ERROR,
958 "Error getting output packet of size %"SIZE_SPECIFIER".\n", cx_frame->sz);
961 memcpy(pkt->data, cx_frame->buf, pkt->size);
962 pkt->pts = pkt->dts = cx_frame->pts;
964 if (!!(cx_frame->flags & AOM_FRAME_IS_KEY)) {
965 pkt->flags |= AV_PKT_FLAG_KEY;
966 #ifdef AOM_FRAME_IS_INTRAONLY
967 pict_type = AV_PICTURE_TYPE_I;
968 } else if (cx_frame->flags & AOM_FRAME_IS_INTRAONLY) {
969 pict_type = AV_PICTURE_TYPE_I;
971 pict_type = AV_PICTURE_TYPE_P;
974 ff_side_data_set_encoder_stats(pkt, 0, cx_frame->sse + 1,
975 cx_frame->have_sse ? 3 : 0, pict_type);
977 if (cx_frame->have_sse) {
979 for (i = 0; i < 3; ++i) {
980 avctx->error[i] += cx_frame->sse[i + 1];
982 cx_frame->have_sse = 0;
986 if (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) {
987 ret = av_bsf_send_packet(ctx->bsf, pkt);
989 av_log(avctx, AV_LOG_ERROR, "extract_extradata filter "
990 "failed to send input packet\n");
993 ret = av_bsf_receive_packet(ctx->bsf, pkt);
996 av_log(avctx, AV_LOG_ERROR, "extract_extradata filter "
997 "failed to receive output packet\n");
1005 * Queue multiple output frames from the encoder, returning the front-most.
1006 * In cases where aom_codec_get_cx_data() returns more than 1 frame append
1007 * the frame queue. Return the head frame if available.
1008 * @return Stored frame size
1009 * @return AVERROR(EINVAL) on output size error
1010 * @return AVERROR(ENOMEM) on coded frame queue data allocation error
1012 static int queue_frames(AVCodecContext *avctx, AVPacket *pkt_out)
1014 AOMContext *ctx = avctx->priv_data;
1015 const struct aom_codec_cx_pkt *pkt;
1016 const void *iter = NULL;
1019 if (ctx->coded_frame_list) {
1020 struct FrameListData *cx_frame = ctx->coded_frame_list;
1021 /* return the leading frame if we've already begun queueing */
1022 size = storeframe(avctx, cx_frame, pkt_out);
1025 ctx->coded_frame_list = cx_frame->next;
1026 free_coded_frame(cx_frame);
1029 /* consume all available output from the encoder before returning. buffers
1030 * are only good through the next aom_codec call */
1031 while ((pkt = aom_codec_get_cx_data(&ctx->encoder, &iter))) {
1032 switch (pkt->kind) {
1033 case AOM_CODEC_CX_FRAME_PKT:
1035 struct FrameListData cx_frame;
1037 /* avoid storing the frame when the list is empty and we haven't yet
1038 * provided a frame for output */
1039 av_assert0(!ctx->coded_frame_list);
1040 cx_pktcpy(ctx, &cx_frame, pkt);
1041 size = storeframe(avctx, &cx_frame, pkt_out);
1045 struct FrameListData *cx_frame =
1046 av_malloc(sizeof(struct FrameListData));
1049 av_log(avctx, AV_LOG_ERROR,
1050 "Frame queue element alloc failed\n");
1051 return AVERROR(ENOMEM);
1053 cx_pktcpy(ctx, cx_frame, pkt);
1054 cx_frame->buf = av_malloc(cx_frame->sz);
1056 if (!cx_frame->buf) {
1057 av_log(avctx, AV_LOG_ERROR,
1058 "Data buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
1060 av_freep(&cx_frame);
1061 return AVERROR(ENOMEM);
1063 memcpy(cx_frame->buf, pkt->data.frame.buf, pkt->data.frame.sz);
1064 coded_frame_add(&ctx->coded_frame_list, cx_frame);
1067 case AOM_CODEC_STATS_PKT:
1069 struct aom_fixed_buf *stats = &ctx->twopass_stats;
1071 if ((err = av_reallocp(&stats->buf,
1073 pkt->data.twopass_stats.sz)) < 0) {
1075 av_log(avctx, AV_LOG_ERROR, "Stat buffer realloc failed\n");
1078 memcpy((uint8_t *)stats->buf + stats->sz,
1079 pkt->data.twopass_stats.buf, pkt->data.twopass_stats.sz);
1080 stats->sz += pkt->data.twopass_stats.sz;
1083 #ifdef AOM_FRAME_IS_INTRAONLY
1084 case AOM_CODEC_PSNR_PKT:
1086 av_assert0(!ctx->have_sse);
1087 ctx->sse[0] = pkt->data.psnr.sse[0];
1088 ctx->sse[1] = pkt->data.psnr.sse[1];
1089 ctx->sse[2] = pkt->data.psnr.sse[2];
1090 ctx->sse[3] = pkt->data.psnr.sse[3];
1095 case AOM_CODEC_CUSTOM_PKT:
1096 // ignore unsupported/unrecognized packet types
1104 static int aom_encode(AVCodecContext *avctx, AVPacket *pkt,
1105 const AVFrame *frame, int *got_packet)
1107 AOMContext *ctx = avctx->priv_data;
1108 struct aom_image *rawimg = NULL;
1109 int64_t timestamp = 0;
1110 int res, coded_size;
1111 aom_enc_frame_flags_t flags = 0;
1114 rawimg = &ctx->rawimg;
1115 rawimg->planes[AOM_PLANE_Y] = frame->data[0];
1116 rawimg->planes[AOM_PLANE_U] = frame->data[1];
1117 rawimg->planes[AOM_PLANE_V] = frame->data[2];
1118 rawimg->stride[AOM_PLANE_Y] = frame->linesize[0];
1119 rawimg->stride[AOM_PLANE_U] = frame->linesize[1];
1120 rawimg->stride[AOM_PLANE_V] = frame->linesize[2];
1121 timestamp = frame->pts;
1122 switch (frame->color_range) {
1123 case AVCOL_RANGE_MPEG:
1124 rawimg->range = AOM_CR_STUDIO_RANGE;
1126 case AVCOL_RANGE_JPEG:
1127 rawimg->range = AOM_CR_FULL_RANGE;
1131 if (frame->pict_type == AV_PICTURE_TYPE_I)
1132 flags |= AOM_EFLAG_FORCE_KF;
1135 res = aom_codec_encode(&ctx->encoder, rawimg, timestamp,
1136 avctx->ticks_per_frame, flags);
1137 if (res != AOM_CODEC_OK) {
1138 log_encoder_error(avctx, "Error encoding frame");
1139 return AVERROR_INVALIDDATA;
1141 coded_size = queue_frames(avctx, pkt);
1143 if (!frame && avctx->flags & AV_CODEC_FLAG_PASS1) {
1144 size_t b64_size = AV_BASE64_SIZE(ctx->twopass_stats.sz);
1146 avctx->stats_out = av_malloc(b64_size);
1147 if (!avctx->stats_out) {
1148 av_log(avctx, AV_LOG_ERROR, "Stat buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
1150 return AVERROR(ENOMEM);
1152 av_base64_encode(avctx->stats_out, b64_size, ctx->twopass_stats.buf,
1153 ctx->twopass_stats.sz);
1156 *got_packet = !!coded_size;
1160 static const enum AVPixelFormat av1_pix_fmts[] = {
1168 static const enum AVPixelFormat av1_pix_fmts_with_gray[] = {
1177 static const enum AVPixelFormat av1_pix_fmts_highbd[] = {
1182 AV_PIX_FMT_YUV420P10,
1183 AV_PIX_FMT_YUV422P10,
1184 AV_PIX_FMT_YUV444P10,
1185 AV_PIX_FMT_YUV420P12,
1186 AV_PIX_FMT_YUV422P12,
1187 AV_PIX_FMT_YUV444P12,
1193 static const enum AVPixelFormat av1_pix_fmts_highbd_with_gray[] = {
1198 AV_PIX_FMT_YUV420P10,
1199 AV_PIX_FMT_YUV422P10,
1200 AV_PIX_FMT_YUV444P10,
1201 AV_PIX_FMT_YUV420P12,
1202 AV_PIX_FMT_YUV422P12,
1203 AV_PIX_FMT_YUV444P12,
1212 static av_cold void av1_init_static(AVCodec *codec)
1214 int supports_monochrome = aom_codec_version() >= 20001;
1215 aom_codec_caps_t codec_caps = aom_codec_get_caps(aom_codec_av1_cx());
1216 if (codec_caps & AOM_CODEC_CAP_HIGHBITDEPTH)
1217 codec->pix_fmts = supports_monochrome ? av1_pix_fmts_highbd_with_gray :
1218 av1_pix_fmts_highbd;
1220 codec->pix_fmts = supports_monochrome ? av1_pix_fmts_with_gray :
1223 if (aom_codec_version_major() < 2)
1224 codec->capabilities |= AV_CODEC_CAP_EXPERIMENTAL;
1227 static av_cold int av1_init(AVCodecContext *avctx)
1229 return aom_init(avctx, aom_codec_av1_cx());
1232 #define OFFSET(x) offsetof(AOMContext, x)
1233 #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
1234 static const AVOption options[] = {
1235 { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, 0, 8, VE},
1236 { "auto-alt-ref", "Enable use of alternate reference "
1237 "frames (2-pass only)", OFFSET(auto_alt_ref), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE},
1238 { "lag-in-frames", "Number of frames to look ahead at for "
1239 "alternate reference frame selection", OFFSET(lag_in_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE},
1240 { "arnr-max-frames", "altref noise reduction max frame count", OFFSET(arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE},
1241 { "arnr-strength", "altref noise reduction filter strength", OFFSET(arnr_strength), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE},
1242 { "aq-mode", "adaptive quantization mode", OFFSET(aq_mode), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 4, VE, "aq_mode"},
1243 { "none", "Aq not used", 0, AV_OPT_TYPE_CONST, {.i64 = 0}, 0, 0, VE, "aq_mode"},
1244 { "variance", "Variance based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, "aq_mode"},
1245 { "complexity", "Complexity based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, "aq_mode"},
1246 { "cyclic", "Cyclic Refresh Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 3}, 0, 0, VE, "aq_mode"},
1247 { "error-resilience", "Error resilience configuration", OFFSET(error_resilient), AV_OPT_TYPE_FLAGS, {.i64 = 0}, INT_MIN, INT_MAX, VE, "er"},
1248 { "default", "Improve resiliency against losses of whole frames", 0, AV_OPT_TYPE_CONST, {.i64 = AOM_ERROR_RESILIENT_DEFAULT}, 0, 0, VE, "er"},
1249 { "crf", "Select the quality for constant quality mode", offsetof(AOMContext, crf), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 63, VE },
1250 { "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 },
1251 { "drop-threshold", "Frame drop threshold", offsetof(AOMContext, drop_threshold), AV_OPT_TYPE_INT, {.i64 = 0 }, INT_MIN, INT_MAX, VE },
1252 { "denoise-noise-level", "Amount of noise to be removed", OFFSET(denoise_noise_level), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE},
1253 { "denoise-block-size", "Denoise block size ", OFFSET(denoise_block_size), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE},
1254 { "undershoot-pct", "Datarate undershoot (min) target (%)", OFFSET(rc_undershoot_pct), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 100, VE},
1255 { "overshoot-pct", "Datarate overshoot (max) target (%)", OFFSET(rc_overshoot_pct), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 1000, VE},
1256 { "minsection-pct", "GOP min bitrate (% of target)", OFFSET(minsection_pct), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 100, VE},
1257 { "maxsection-pct", "GOP max bitrate (% of target)", OFFSET(maxsection_pct), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 5000, VE},
1258 { "frame-parallel", "Enable frame parallel decodability features", OFFSET(frame_parallel), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1259 { "tiles", "Tile columns x rows", OFFSET(tile_cols), AV_OPT_TYPE_IMAGE_SIZE, { .str = NULL }, 0, 0, VE },
1260 { "tile-columns", "Log2 of number of tile columns to use", OFFSET(tile_cols_log2), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE},
1261 { "tile-rows", "Log2 of number of tile rows to use", OFFSET(tile_rows_log2), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE},
1262 { "row-mt", "Enable row based multi-threading", OFFSET(row_mt), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1263 { "enable-cdef", "Enable CDEF filtering", OFFSET(enable_cdef), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1264 { "enable-global-motion", "Enable global motion", OFFSET(enable_global_motion), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1265 { "enable-intrabc", "Enable intra block copy prediction mode", OFFSET(enable_intrabc), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1266 { "enable-restoration", "Enable Loop Restoration filtering", OFFSET(enable_restoration), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1267 { "usage", "Quality and compression efficiency vs speed trade-off", OFFSET(usage), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, VE, "usage"},
1268 { "good", "Good quality", 0, AV_OPT_TYPE_CONST, {.i64 = 0 /* AOM_USAGE_GOOD_QUALITY */}, 0, 0, VE, "usage"},
1269 { "realtime", "Realtime encoding", 0, AV_OPT_TYPE_CONST, {.i64 = 1 /* AOM_USAGE_REALTIME */}, 0, 0, VE, "usage"},
1270 { "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"},
1271 { "psnr", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = AOM_TUNE_PSNR}, 0, 0, VE, "tune"},
1272 { "ssim", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = AOM_TUNE_SSIM}, 0, 0, VE, "tune"},
1274 { "enable-rect-partitions", "Enable rectangular partitions", OFFSET(enable_rect_partitions), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1275 { "enable-1to4-partitions", "Enable 1:4/4:1 partitions", OFFSET(enable_1to4_partitions), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1276 { "enable-ab-partitions", "Enable ab shape partitions", OFFSET(enable_ab_partitions), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1277 { "enable-angle-delta", "Enable angle delta intra prediction", OFFSET(enable_angle_delta), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1278 { "enable-cfl-intra", "Enable chroma predicted from luma intra prediction", OFFSET(enable_cfl_intra), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1279 { "enable-filter-intra", "Enable filter intra predictor", OFFSET(enable_filter_intra), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1280 { "enable-intra-edge-filter", "Enable intra edge filter", OFFSET(enable_intra_edge_filter), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1281 { "enable-smooth-intra", "Enable smooth intra prediction mode", OFFSET(enable_smooth_intra), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1282 { "enable-paeth-intra", "Enable paeth predictor in intra prediction", OFFSET(enable_paeth_intra), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1283 { "enable-palette", "Enable palette prediction mode", OFFSET(enable_palette), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1284 { "enable-flip-idtx", "Enable extended transform type", OFFSET(enable_flip_idtx), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1285 { "enable-tx64", "Enable 64-pt transform", OFFSET(enable_tx64), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1286 { "reduced-tx-type-set", "Use reduced set of transform types", OFFSET(reduced_tx_type_set), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1287 { "use-intra-dct-only", "Use DCT only for INTRA modes", OFFSET(use_intra_dct_only), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1288 { "use-inter-dct-only", "Use DCT only for INTER modes", OFFSET(use_inter_dct_only), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1289 { "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},
1290 { "enable-ref-frame-mvs", "Enable temporal mv prediction", OFFSET(enable_ref_frame_mvs), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1291 { "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},
1292 { "enable-obmc", "Enable obmc", OFFSET(enable_obmc), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1293 { "enable-dual-filter", "Enable dual filter", OFFSET(enable_dual_filter), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1294 { "enable-diff-wtd-comp", "Enable difference-weighted compound", OFFSET(enable_diff_wtd_comp), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1295 { "enable-dist-wtd-comp", "Enable distance-weighted compound", OFFSET(enable_dist_wtd_comp), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1296 { "enable-onesided-comp", "Enable one sided compound", OFFSET(enable_onesided_comp), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1297 { "enable-interinter-wedge", "Enable interinter wedge compound", OFFSET(enable_interinter_wedge), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1298 { "enable-interintra-wedge", "Enable interintra wedge compound", OFFSET(enable_interintra_wedge), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1299 { "enable-masked-comp", "Enable masked compound", OFFSET(enable_masked_comp), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1300 { "enable-interintra-comp", "Enable interintra compound", OFFSET(enable_interintra_comp), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1301 { "enable-smooth-interintra", "Enable smooth interintra mode", OFFSET(enable_smooth_interintra), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1305 static const AVCodecDefault defaults[] = {
1310 { "keyint_min", "-1" },
1314 static const AVClass class_aom = {
1315 .class_name = "libaom-av1 encoder",
1316 .item_name = av_default_item_name,
1318 .version = LIBAVUTIL_VERSION_INT,
1321 AVCodec ff_libaom_av1_encoder = {
1322 .name = "libaom-av1",
1323 .long_name = NULL_IF_CONFIG_SMALL("libaom AV1"),
1324 .type = AVMEDIA_TYPE_VIDEO,
1325 .id = AV_CODEC_ID_AV1,
1326 .priv_data_size = sizeof(AOMContext),
1328 .encode2 = aom_encode,
1330 .capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_AUTO_THREADS,
1331 .profiles = NULL_IF_CONFIG_SMALL(ff_av1_profiles),
1332 .priv_class = &class_aom,
1333 .defaults = defaults,
1334 .init_static_data = av1_init_static,
1335 .wrapper_name = "libaom",