FFmpeg  4.3.6
libaomenc.c
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1 /*
2  * Copyright (c) 2010, Google, Inc.
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * FFmpeg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 /**
22  * @file
23  * AV1 encoder support via libaom
24  */
25 
26 #define AOM_DISABLE_CTRL_TYPECHECKS 1
27 #include <aom/aom_encoder.h>
28 #include <aom/aomcx.h>
29 
30 #include "libavutil/avassert.h"
31 #include "libavutil/base64.h"
32 #include "libavutil/common.h"
33 #include "libavutil/mathematics.h"
34 #include "libavutil/opt.h"
35 #include "libavutil/pixdesc.h"
36 
37 #include "av1.h"
38 #include "avcodec.h"
39 #include "internal.h"
40 #include "packet_internal.h"
41 #include "profiles.h"
42 
43 /*
44  * Portion of struct aom_codec_cx_pkt from aom_encoder.h.
45  * One encoded frame returned from the library.
46  */
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 */
55  uint64_t sse[4];
56  int have_sse; /**< true if we have pending sse[] */
57  uint64_t frame_number;
59 };
60 
61 typedef struct AOMEncoderContext {
62  AVClass *class;
64  struct aom_codec_ctx encoder;
65  struct aom_image rawimg;
66  struct aom_fixed_buf twopass_stats;
68  int cpu_used;
72  int aq_mode;
75  int crf;
80  uint64_t sse[4];
81  int have_sse; /**< true if we have pending sse[] */
82  uint64_t frame_number;
89  int tile_cols_log2, tile_rows_log2;
90  aom_superblock_size_t superblock_size;
92  int row_mt;
97  int usage;
98  int tune;
99 } AOMContext;
100 
101 static const char *const ctlidstr[] = {
102  [AOME_SET_CPUUSED] = "AOME_SET_CPUUSED",
103  [AOME_SET_CQ_LEVEL] = "AOME_SET_CQ_LEVEL",
104  [AOME_SET_ENABLEAUTOALTREF] = "AOME_SET_ENABLEAUTOALTREF",
105  [AOME_SET_ARNR_MAXFRAMES] = "AOME_SET_ARNR_MAXFRAMES",
106  [AOME_SET_ARNR_STRENGTH] = "AOME_SET_ARNR_STRENGTH",
107  [AOME_SET_STATIC_THRESHOLD] = "AOME_SET_STATIC_THRESHOLD",
108  [AV1E_SET_COLOR_RANGE] = "AV1E_SET_COLOR_RANGE",
109  [AV1E_SET_COLOR_PRIMARIES] = "AV1E_SET_COLOR_PRIMARIES",
110  [AV1E_SET_MATRIX_COEFFICIENTS] = "AV1E_SET_MATRIX_COEFFICIENTS",
111  [AV1E_SET_TRANSFER_CHARACTERISTICS] = "AV1E_SET_TRANSFER_CHARACTERISTICS",
112  [AV1E_SET_AQ_MODE] = "AV1E_SET_AQ_MODE",
113  [AV1E_SET_FRAME_PARALLEL_DECODING] = "AV1E_SET_FRAME_PARALLEL_DECODING",
114  [AV1E_SET_SUPERBLOCK_SIZE] = "AV1E_SET_SUPERBLOCK_SIZE",
115  [AV1E_SET_TILE_COLUMNS] = "AV1E_SET_TILE_COLUMNS",
116  [AV1E_SET_TILE_ROWS] = "AV1E_SET_TILE_ROWS",
117  [AV1E_SET_ENABLE_RESTORATION] = "AV1E_SET_ENABLE_RESTORATION",
118 #ifdef AOM_CTRL_AV1E_SET_ROW_MT
119  [AV1E_SET_ROW_MT] = "AV1E_SET_ROW_MT",
120 #endif
121 #ifdef AOM_CTRL_AV1E_SET_DENOISE_NOISE_LEVEL
122  [AV1E_SET_DENOISE_NOISE_LEVEL] = "AV1E_SET_DENOISE_NOISE_LEVEL",
123 #endif
124 #ifdef AOM_CTRL_AV1E_SET_DENOISE_BLOCK_SIZE
125  [AV1E_SET_DENOISE_BLOCK_SIZE] = "AV1E_SET_DENOISE_BLOCK_SIZE",
126 #endif
127 #ifdef AOM_CTRL_AV1E_SET_MAX_REFERENCE_FRAMES
128  [AV1E_SET_MAX_REFERENCE_FRAMES] = "AV1E_SET_MAX_REFERENCE_FRAMES",
129 #endif
130 #ifdef AOM_CTRL_AV1E_SET_ENABLE_GLOBAL_MOTION
131  [AV1E_SET_ENABLE_GLOBAL_MOTION] = "AV1E_SET_ENABLE_GLOBAL_MOTION",
132 #endif
133 #ifdef AOM_CTRL_AV1E_SET_ENABLE_INTRABC
134  [AV1E_SET_ENABLE_INTRABC] = "AV1E_SET_ENABLE_INTRABC",
135 #endif
136  [AV1E_SET_ENABLE_CDEF] = "AV1E_SET_ENABLE_CDEF",
137  [AOME_SET_TUNING] = "AOME_SET_TUNING",
138 };
139 
140 static av_cold void log_encoder_error(AVCodecContext *avctx, const char *desc)
141 {
142  AOMContext *ctx = avctx->priv_data;
143  const char *error = aom_codec_error(&ctx->encoder);
144  const char *detail = aom_codec_error_detail(&ctx->encoder);
145 
146  av_log(avctx, AV_LOG_ERROR, "%s: %s\n", desc, error);
147  if (detail)
148  av_log(avctx, AV_LOG_ERROR, " Additional information: %s\n", detail);
149 }
150 
152  const struct aom_codec_enc_cfg *cfg)
153 {
154  int width = -30;
155  int level = AV_LOG_DEBUG;
156 
157  av_log(avctx, level, "aom_codec_enc_cfg\n");
158  av_log(avctx, level, "generic settings\n"
159  " %*s%u\n %*s%u\n %*s%u\n %*s%u\n %*s%u\n"
160  " %*s%u\n %*s%u\n"
161  " %*s{%u/%u}\n %*s%u\n %*s%d\n %*s%u\n",
162  width, "g_usage:", cfg->g_usage,
163  width, "g_threads:", cfg->g_threads,
164  width, "g_profile:", cfg->g_profile,
165  width, "g_w:", cfg->g_w,
166  width, "g_h:", cfg->g_h,
167  width, "g_bit_depth:", cfg->g_bit_depth,
168  width, "g_input_bit_depth:", cfg->g_input_bit_depth,
169  width, "g_timebase:", cfg->g_timebase.num, cfg->g_timebase.den,
170  width, "g_error_resilient:", cfg->g_error_resilient,
171  width, "g_pass:", cfg->g_pass,
172  width, "g_lag_in_frames:", cfg->g_lag_in_frames);
173  av_log(avctx, level, "rate control settings\n"
174  " %*s%u\n %*s%d\n %*s%p(%"SIZE_SPECIFIER")\n %*s%u\n",
175  width, "rc_dropframe_thresh:", cfg->rc_dropframe_thresh,
176  width, "rc_end_usage:", cfg->rc_end_usage,
177  width, "rc_twopass_stats_in:", cfg->rc_twopass_stats_in.buf, cfg->rc_twopass_stats_in.sz,
178  width, "rc_target_bitrate:", cfg->rc_target_bitrate);
179  av_log(avctx, level, "quantizer settings\n"
180  " %*s%u\n %*s%u\n",
181  width, "rc_min_quantizer:", cfg->rc_min_quantizer,
182  width, "rc_max_quantizer:", cfg->rc_max_quantizer);
183  av_log(avctx, level, "bitrate tolerance\n"
184  " %*s%u\n %*s%u\n",
185  width, "rc_undershoot_pct:", cfg->rc_undershoot_pct,
186  width, "rc_overshoot_pct:", cfg->rc_overshoot_pct);
187  av_log(avctx, level, "decoder buffer model\n"
188  " %*s%u\n %*s%u\n %*s%u\n",
189  width, "rc_buf_sz:", cfg->rc_buf_sz,
190  width, "rc_buf_initial_sz:", cfg->rc_buf_initial_sz,
191  width, "rc_buf_optimal_sz:", cfg->rc_buf_optimal_sz);
192  av_log(avctx, level, "2 pass rate control settings\n"
193  " %*s%u\n %*s%u\n %*s%u\n",
194  width, "rc_2pass_vbr_bias_pct:", cfg->rc_2pass_vbr_bias_pct,
195  width, "rc_2pass_vbr_minsection_pct:", cfg->rc_2pass_vbr_minsection_pct,
196  width, "rc_2pass_vbr_maxsection_pct:", cfg->rc_2pass_vbr_maxsection_pct);
197  av_log(avctx, level, "keyframing settings\n"
198  " %*s%d\n %*s%u\n %*s%u\n",
199  width, "kf_mode:", cfg->kf_mode,
200  width, "kf_min_dist:", cfg->kf_min_dist,
201  width, "kf_max_dist:", cfg->kf_max_dist);
202  av_log(avctx, level, "tile settings\n"
203  " %*s%d\n %*s%d\n",
204  width, "tile_width_count:", cfg->tile_width_count,
205  width, "tile_height_count:", cfg->tile_height_count);
206  av_log(avctx, level, "\n");
207 }
208 
209 static void coded_frame_add(void *list, struct FrameListData *cx_frame)
210 {
211  struct FrameListData **p = list;
212 
213  while (*p)
214  p = &(*p)->next;
215  *p = cx_frame;
216  cx_frame->next = NULL;
217 }
218 
219 static av_cold void free_coded_frame(struct FrameListData *cx_frame)
220 {
221  av_freep(&cx_frame->buf);
222  av_freep(&cx_frame);
223 }
224 
225 static av_cold void free_frame_list(struct FrameListData *list)
226 {
227  struct FrameListData *p = list;
228 
229  while (p) {
230  list = list->next;
231  free_coded_frame(p);
232  p = list;
233  }
234 }
235 
237 #ifdef UENUM1BYTE
238  aome_enc_control_id id,
239 #else
240  enum aome_enc_control_id id,
241 #endif
242  int val)
243 {
244  AOMContext *ctx = avctx->priv_data;
245  char buf[80];
246  int width = -30;
247  int res;
248 
249  snprintf(buf, sizeof(buf), "%s:", ctlidstr[id]);
250  av_log(avctx, AV_LOG_DEBUG, " %*s%d\n", width, buf, val);
251 
252  res = aom_codec_control(&ctx->encoder, id, val);
253  if (res != AOM_CODEC_OK) {
254  snprintf(buf, sizeof(buf), "Failed to set %s codec control",
255  ctlidstr[id]);
256  log_encoder_error(avctx, buf);
257  return AVERROR(EINVAL);
258  }
259 
260  return 0;
261 }
262 
263 static av_cold int aom_free(AVCodecContext *avctx)
264 {
265  AOMContext *ctx = avctx->priv_data;
266 
267  aom_codec_destroy(&ctx->encoder);
268  av_freep(&ctx->twopass_stats.buf);
269  av_freep(&avctx->stats_out);
271  av_bsf_free(&ctx->bsf);
272  return 0;
273 }
274 
275 static int set_pix_fmt(AVCodecContext *avctx, aom_codec_caps_t codec_caps,
276  struct aom_codec_enc_cfg *enccfg, aom_codec_flags_t *flags,
277  aom_img_fmt_t *img_fmt)
278 {
279  AOMContext av_unused *ctx = avctx->priv_data;
280  enccfg->g_bit_depth = enccfg->g_input_bit_depth = 8;
281  switch (avctx->pix_fmt) {
282  case AV_PIX_FMT_YUV420P:
283  enccfg->g_profile = FF_PROFILE_AV1_MAIN;
284  *img_fmt = AOM_IMG_FMT_I420;
285  return 0;
286  case AV_PIX_FMT_YUV422P:
287  enccfg->g_profile = FF_PROFILE_AV1_PROFESSIONAL;
288  *img_fmt = AOM_IMG_FMT_I422;
289  return 0;
290  case AV_PIX_FMT_YUV444P:
291  enccfg->g_profile = FF_PROFILE_AV1_HIGH;
292  *img_fmt = AOM_IMG_FMT_I444;
293  return 0;
296  if (codec_caps & AOM_CODEC_CAP_HIGHBITDEPTH) {
297  enccfg->g_bit_depth = enccfg->g_input_bit_depth =
298  avctx->pix_fmt == AV_PIX_FMT_YUV420P10 ? 10 : 12;
299  enccfg->g_profile =
300  enccfg->g_bit_depth == 10 ? FF_PROFILE_AV1_MAIN : FF_PROFILE_AV1_PROFESSIONAL;
301  *img_fmt = AOM_IMG_FMT_I42016;
302  *flags |= AOM_CODEC_USE_HIGHBITDEPTH;
303  return 0;
304  }
305  break;
308  if (codec_caps & AOM_CODEC_CAP_HIGHBITDEPTH) {
309  enccfg->g_bit_depth = enccfg->g_input_bit_depth =
310  avctx->pix_fmt == AV_PIX_FMT_YUV422P10 ? 10 : 12;
311  enccfg->g_profile = FF_PROFILE_AV1_PROFESSIONAL;
312  *img_fmt = AOM_IMG_FMT_I42216;
313  *flags |= AOM_CODEC_USE_HIGHBITDEPTH;
314  return 0;
315  }
316  break;
319  if (codec_caps & AOM_CODEC_CAP_HIGHBITDEPTH) {
320  enccfg->g_bit_depth = enccfg->g_input_bit_depth =
321  avctx->pix_fmt == AV_PIX_FMT_YUV444P10 ? 10 : 12;
322  enccfg->g_profile =
323  enccfg->g_bit_depth == 10 ? FF_PROFILE_AV1_HIGH : FF_PROFILE_AV1_PROFESSIONAL;
324  *img_fmt = AOM_IMG_FMT_I44416;
325  *flags |= AOM_CODEC_USE_HIGHBITDEPTH;
326  return 0;
327  }
328  break;
329  default:
330  break;
331  }
332  av_log(avctx, AV_LOG_ERROR, "Unsupported pixel format.\n");
333  return AVERROR_INVALIDDATA;
334 }
335 
336 static void set_color_range(AVCodecContext *avctx)
337 {
338  aom_color_range_t aom_cr;
339  switch (avctx->color_range) {
341  case AVCOL_RANGE_MPEG: aom_cr = AOM_CR_STUDIO_RANGE; break;
342  case AVCOL_RANGE_JPEG: aom_cr = AOM_CR_FULL_RANGE; break;
343  default:
344  av_log(avctx, AV_LOG_WARNING, "Unsupported color range (%d)\n",
345  avctx->color_range);
346  return;
347  }
348 
349  codecctl_int(avctx, AV1E_SET_COLOR_RANGE, aom_cr);
350 }
351 
352 static int count_uniform_tiling(int dim, int sb_size, int tiles_log2)
353 {
354  int sb_dim = (dim + sb_size - 1) / sb_size;
355  int tile_dim = (sb_dim + (1 << tiles_log2) - 1) >> tiles_log2;
356  av_assert0(tile_dim > 0);
357  return (sb_dim + tile_dim - 1) / tile_dim;
358 }
359 
360 static int choose_tiling(AVCodecContext *avctx,
361  struct aom_codec_enc_cfg *enccfg)
362 {
363  AOMContext *ctx = avctx->priv_data;
364  int sb_128x128_possible, sb_size, sb_width, sb_height;
365  int uniform_rows, uniform_cols;
366  int uniform_64x64_possible, uniform_128x128_possible;
367  int tile_size, rounding, i;
368 
369  if (ctx->tile_cols_log2 >= 0)
370  ctx->tile_cols = 1 << ctx->tile_cols_log2;
371  if (ctx->tile_rows_log2 >= 0)
372  ctx->tile_rows = 1 << ctx->tile_rows_log2;
373 
374  if (ctx->tile_cols == 0) {
375  ctx->tile_cols = (avctx->width + AV1_MAX_TILE_WIDTH - 1) /
377  if (ctx->tile_cols > 1) {
378  av_log(avctx, AV_LOG_DEBUG, "Automatically using %d tile "
379  "columns to fill width.\n", ctx->tile_cols);
380  }
381  }
382  av_assert0(ctx->tile_cols > 0);
383  if (ctx->tile_rows == 0) {
384  int max_tile_width =
385  FFALIGN((FFALIGN(avctx->width, 128) +
386  ctx->tile_cols - 1) / ctx->tile_cols, 128);
387  ctx->tile_rows =
388  (max_tile_width * FFALIGN(avctx->height, 128) +
390  if (ctx->tile_rows > 1) {
391  av_log(avctx, AV_LOG_DEBUG, "Automatically using %d tile "
392  "rows to fill area.\n", ctx->tile_rows);
393  }
394  }
395  av_assert0(ctx->tile_rows > 0);
396 
397  if ((avctx->width + 63) / 64 < ctx->tile_cols ||
398  (avctx->height + 63) / 64 < ctx->tile_rows) {
399  av_log(avctx, AV_LOG_ERROR, "Invalid tile sizing: frame not "
400  "large enough to fit specified tile arrangement.\n");
401  return AVERROR(EINVAL);
402  }
403  if (ctx->tile_cols > AV1_MAX_TILE_COLS ||
404  ctx->tile_rows > AV1_MAX_TILE_ROWS) {
405  av_log(avctx, AV_LOG_ERROR, "Invalid tile sizing: AV1 does "
406  "not allow more than %dx%d tiles.\n",
408  return AVERROR(EINVAL);
409  }
410  if (avctx->width / ctx->tile_cols > AV1_MAX_TILE_WIDTH) {
411  av_log(avctx, AV_LOG_ERROR, "Invalid tile sizing: AV1 does "
412  "not allow tiles of width greater than %d.\n",
414  return AVERROR(EINVAL);
415  }
416 
417  ctx->superblock_size = AOM_SUPERBLOCK_SIZE_DYNAMIC;
418 
419  if (ctx->tile_cols == 1 && ctx->tile_rows == 1) {
420  av_log(avctx, AV_LOG_DEBUG, "Using a single tile.\n");
421  return 0;
422  }
423 
424  sb_128x128_possible =
425  (avctx->width + 127) / 128 >= ctx->tile_cols &&
426  (avctx->height + 127) / 128 >= ctx->tile_rows;
427 
428  ctx->tile_cols_log2 = ctx->tile_cols == 1 ? 0 :
429  av_log2(ctx->tile_cols - 1) + 1;
430  ctx->tile_rows_log2 = ctx->tile_rows == 1 ? 0 :
431  av_log2(ctx->tile_rows - 1) + 1;
432 
433  uniform_cols = count_uniform_tiling(avctx->width,
434  64, ctx->tile_cols_log2);
435  uniform_rows = count_uniform_tiling(avctx->height,
436  64, ctx->tile_rows_log2);
437  av_log(avctx, AV_LOG_DEBUG, "Uniform with 64x64 superblocks "
438  "-> %dx%d tiles.\n", uniform_cols, uniform_rows);
439  uniform_64x64_possible = uniform_cols == ctx->tile_cols &&
440  uniform_rows == ctx->tile_rows;
441 
442  if (sb_128x128_possible) {
443  uniform_cols = count_uniform_tiling(avctx->width,
444  128, ctx->tile_cols_log2);
445  uniform_rows = count_uniform_tiling(avctx->height,
446  128, ctx->tile_rows_log2);
447  av_log(avctx, AV_LOG_DEBUG, "Uniform with 128x128 superblocks "
448  "-> %dx%d tiles.\n", uniform_cols, uniform_rows);
449  uniform_128x128_possible = uniform_cols == ctx->tile_cols &&
450  uniform_rows == ctx->tile_rows;
451  } else {
452  av_log(avctx, AV_LOG_DEBUG, "128x128 superblocks not possible.\n");
453  uniform_128x128_possible = 0;
454  }
455 
456  ctx->uniform_tiles = 1;
457  if (uniform_64x64_possible && uniform_128x128_possible) {
458  av_log(avctx, AV_LOG_DEBUG, "Using uniform tiling with dynamic "
459  "superblocks (tile_cols_log2 = %d, tile_rows_log2 = %d).\n",
460  ctx->tile_cols_log2, ctx->tile_rows_log2);
461  return 0;
462  }
463  if (uniform_64x64_possible && !sb_128x128_possible) {
464  av_log(avctx, AV_LOG_DEBUG, "Using uniform tiling with 64x64 "
465  "superblocks (tile_cols_log2 = %d, tile_rows_log2 = %d).\n",
466  ctx->tile_cols_log2, ctx->tile_rows_log2);
467  ctx->superblock_size = AOM_SUPERBLOCK_SIZE_64X64;
468  return 0;
469  }
470  if (uniform_128x128_possible) {
471  av_log(avctx, AV_LOG_DEBUG, "Using uniform tiling with 128x128 "
472  "superblocks (tile_cols_log2 = %d, tile_rows_log2 = %d).\n",
473  ctx->tile_cols_log2, ctx->tile_rows_log2);
474  ctx->superblock_size = AOM_SUPERBLOCK_SIZE_128X128;
475  return 0;
476  }
477  ctx->uniform_tiles = 0;
478 
479  if (sb_128x128_possible) {
480  sb_size = 128;
481  ctx->superblock_size = AOM_SUPERBLOCK_SIZE_128X128;
482  } else {
483  sb_size = 64;
484  ctx->superblock_size = AOM_SUPERBLOCK_SIZE_64X64;
485  }
486  av_log(avctx, AV_LOG_DEBUG, "Using fixed tiling with %dx%d "
487  "superblocks (tile_cols = %d, tile_rows = %d).\n",
488  sb_size, sb_size, ctx->tile_cols, ctx->tile_rows);
489 
490  enccfg->tile_width_count = ctx->tile_cols;
491  enccfg->tile_height_count = ctx->tile_rows;
492 
493  sb_width = (avctx->width + sb_size - 1) / sb_size;
494  sb_height = (avctx->height + sb_size - 1) / sb_size;
495 
496  tile_size = sb_width / ctx->tile_cols;
497  rounding = sb_width % ctx->tile_cols;
498  for (i = 0; i < ctx->tile_cols; i++) {
499  enccfg->tile_widths[i] = tile_size +
500  (i < rounding / 2 ||
501  i > ctx->tile_cols - 1 - (rounding + 1) / 2);
502  }
503 
504  tile_size = sb_height / ctx->tile_rows;
505  rounding = sb_height % ctx->tile_rows;
506  for (i = 0; i < ctx->tile_rows; i++) {
507  enccfg->tile_heights[i] = tile_size +
508  (i < rounding / 2 ||
509  i > ctx->tile_rows - 1 - (rounding + 1) / 2);
510  }
511 
512  return 0;
513 }
514 
515 static av_cold int aom_init(AVCodecContext *avctx,
516  const struct aom_codec_iface *iface)
517 {
518  AOMContext *ctx = avctx->priv_data;
519  struct aom_codec_enc_cfg enccfg = { 0 };
520 #ifdef AOM_FRAME_IS_INTRAONLY
521  aom_codec_flags_t flags =
522  (avctx->flags & AV_CODEC_FLAG_PSNR) ? AOM_CODEC_USE_PSNR : 0;
523 #else
524  aom_codec_flags_t flags = 0;
525 #endif
526  AVCPBProperties *cpb_props;
527  int res;
528  aom_img_fmt_t img_fmt;
529  aom_codec_caps_t codec_caps = aom_codec_get_caps(iface);
530 
531  av_log(avctx, AV_LOG_INFO, "%s\n", aom_codec_version_str());
532  av_log(avctx, AV_LOG_VERBOSE, "%s\n", aom_codec_build_config());
533 
534  if ((res = aom_codec_enc_config_default(iface, &enccfg, 0)) != AOM_CODEC_OK) {
535  av_log(avctx, AV_LOG_ERROR, "Failed to get config: %s\n",
536  aom_codec_err_to_string(res));
537  return AVERROR(EINVAL);
538  }
539 
540  if (set_pix_fmt(avctx, codec_caps, &enccfg, &flags, &img_fmt))
541  return AVERROR(EINVAL);
542 
543  if(!avctx->bit_rate)
544  if(avctx->rc_max_rate || avctx->rc_buffer_size || avctx->rc_initial_buffer_occupancy) {
545  av_log( avctx, AV_LOG_ERROR, "Rate control parameters set without a bitrate\n");
546  return AVERROR(EINVAL);
547  }
548 
549  dump_enc_cfg(avctx, &enccfg);
550 
551  enccfg.g_w = avctx->width;
552  enccfg.g_h = avctx->height;
553  enccfg.g_timebase.num = avctx->time_base.num;
554  enccfg.g_timebase.den = avctx->time_base.den;
555  enccfg.g_threads =
556  FFMIN(avctx->thread_count ? avctx->thread_count : av_cpu_count(), 64);
557 
558  enccfg.g_usage = ctx->usage;
559 
560  if (ctx->lag_in_frames >= 0)
561  enccfg.g_lag_in_frames = ctx->lag_in_frames;
562 
563  if (avctx->flags & AV_CODEC_FLAG_PASS1)
564  enccfg.g_pass = AOM_RC_FIRST_PASS;
565  else if (avctx->flags & AV_CODEC_FLAG_PASS2)
566  enccfg.g_pass = AOM_RC_LAST_PASS;
567  else
568  enccfg.g_pass = AOM_RC_ONE_PASS;
569 
570  if (avctx->rc_min_rate == avctx->rc_max_rate &&
571  avctx->rc_min_rate == avctx->bit_rate && avctx->bit_rate) {
572  enccfg.rc_end_usage = AOM_CBR;
573  } else if (ctx->crf >= 0) {
574  enccfg.rc_end_usage = AOM_CQ;
575  if (!avctx->bit_rate)
576  enccfg.rc_end_usage = AOM_Q;
577  }
578 
579  if (avctx->bit_rate) {
580  enccfg.rc_target_bitrate = av_rescale_rnd(avctx->bit_rate, 1, 1000,
582  } else if (enccfg.rc_end_usage != AOM_Q) {
583  enccfg.rc_end_usage = AOM_Q;
584  ctx->crf = 32;
585  av_log(avctx, AV_LOG_WARNING,
586  "Neither bitrate nor constrained quality specified, using default CRF of %d\n",
587  ctx->crf);
588  }
589 
590  if (avctx->qmin >= 0)
591  enccfg.rc_min_quantizer = avctx->qmin;
592  if (avctx->qmax >= 0)
593  enccfg.rc_max_quantizer = avctx->qmax;
594 
595  if (enccfg.rc_end_usage == AOM_CQ || enccfg.rc_end_usage == AOM_Q) {
596  if (ctx->crf < enccfg.rc_min_quantizer || ctx->crf > enccfg.rc_max_quantizer) {
597  av_log(avctx, AV_LOG_ERROR,
598  "CQ level %d must be between minimum and maximum quantizer value (%d-%d)\n",
599  ctx->crf, enccfg.rc_min_quantizer, enccfg.rc_max_quantizer);
600  return AVERROR(EINVAL);
601  }
602  }
603 
604  enccfg.rc_dropframe_thresh = ctx->drop_threshold;
605 
606  // 0-100 (0 => CBR, 100 => VBR)
607  enccfg.rc_2pass_vbr_bias_pct = round(avctx->qcompress * 100);
608  if (ctx->minsection_pct >= 0)
609  enccfg.rc_2pass_vbr_minsection_pct = ctx->minsection_pct;
610  else if (avctx->bit_rate)
611  enccfg.rc_2pass_vbr_minsection_pct =
612  avctx->rc_min_rate * 100LL / avctx->bit_rate;
613  if (ctx->maxsection_pct >= 0)
614  enccfg.rc_2pass_vbr_maxsection_pct = ctx->maxsection_pct;
615  else if (avctx->rc_max_rate)
616  enccfg.rc_2pass_vbr_maxsection_pct =
617  avctx->rc_max_rate * 100LL / avctx->bit_rate;
618 
619  if (avctx->rc_buffer_size)
620  enccfg.rc_buf_sz =
621  avctx->rc_buffer_size * 1000LL / avctx->bit_rate;
622  if (avctx->rc_initial_buffer_occupancy)
623  enccfg.rc_buf_initial_sz =
624  avctx->rc_initial_buffer_occupancy * 1000LL / avctx->bit_rate;
625  enccfg.rc_buf_optimal_sz = enccfg.rc_buf_sz * 5 / 6;
626 
627  if (ctx->rc_undershoot_pct >= 0)
628  enccfg.rc_undershoot_pct = ctx->rc_undershoot_pct;
629  if (ctx->rc_overshoot_pct >= 0)
630  enccfg.rc_overshoot_pct = ctx->rc_overshoot_pct;
631 
632  // _enc_init() will balk if kf_min_dist differs from max w/AOM_KF_AUTO
633  if (avctx->keyint_min >= 0 && avctx->keyint_min == avctx->gop_size)
634  enccfg.kf_min_dist = avctx->keyint_min;
635  if (avctx->gop_size >= 0)
636  enccfg.kf_max_dist = avctx->gop_size;
637 
638  if (enccfg.g_pass == AOM_RC_FIRST_PASS)
639  enccfg.g_lag_in_frames = 0;
640  else if (enccfg.g_pass == AOM_RC_LAST_PASS) {
641  int decode_size, ret;
642 
643  if (!avctx->stats_in) {
644  av_log(avctx, AV_LOG_ERROR, "No stats file for second pass\n");
645  return AVERROR_INVALIDDATA;
646  }
647 
648  ctx->twopass_stats.sz = strlen(avctx->stats_in) * 3 / 4;
649  ret = av_reallocp(&ctx->twopass_stats.buf, ctx->twopass_stats.sz);
650  if (ret < 0) {
651  av_log(avctx, AV_LOG_ERROR,
652  "Stat buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
653  ctx->twopass_stats.sz);
654  ctx->twopass_stats.sz = 0;
655  return ret;
656  }
657  decode_size = av_base64_decode(ctx->twopass_stats.buf, avctx->stats_in,
658  ctx->twopass_stats.sz);
659  if (decode_size < 0) {
660  av_log(avctx, AV_LOG_ERROR, "Stat buffer decode failed\n");
661  return AVERROR_INVALIDDATA;
662  }
663 
664  ctx->twopass_stats.sz = decode_size;
665  enccfg.rc_twopass_stats_in = ctx->twopass_stats;
666  }
667 
668  /* 0-3: For non-zero values the encoder increasingly optimizes for reduced
669  * complexity playback on low powered devices at the expense of encode
670  * quality. */
671  if (avctx->profile != FF_PROFILE_UNKNOWN)
672  enccfg.g_profile = avctx->profile;
673 
674  enccfg.g_error_resilient = ctx->error_resilient;
675 
676  res = choose_tiling(avctx, &enccfg);
677  if (res < 0)
678  return res;
679 
680  dump_enc_cfg(avctx, &enccfg);
681  /* Construct Encoder Context */
682  res = aom_codec_enc_init(&ctx->encoder, iface, &enccfg, flags);
683  if (res != AOM_CODEC_OK) {
684  log_encoder_error(avctx, "Failed to initialize encoder");
685  return AVERROR(EINVAL);
686  }
687 
688  // codec control failures are currently treated only as warnings
689  av_log(avctx, AV_LOG_DEBUG, "aom_codec_control\n");
690  codecctl_int(avctx, AOME_SET_CPUUSED, ctx->cpu_used);
691  if (ctx->auto_alt_ref >= 0)
692  codecctl_int(avctx, AOME_SET_ENABLEAUTOALTREF, ctx->auto_alt_ref);
693  if (ctx->arnr_max_frames >= 0)
694  codecctl_int(avctx, AOME_SET_ARNR_MAXFRAMES, ctx->arnr_max_frames);
695  if (ctx->arnr_strength >= 0)
696  codecctl_int(avctx, AOME_SET_ARNR_STRENGTH, ctx->arnr_strength);
697  if (ctx->enable_cdef >= 0)
698  codecctl_int(avctx, AV1E_SET_ENABLE_CDEF, ctx->enable_cdef);
699  if (ctx->enable_restoration >= 0)
700  codecctl_int(avctx, AV1E_SET_ENABLE_RESTORATION, ctx->enable_restoration);
701 
702  codecctl_int(avctx, AOME_SET_STATIC_THRESHOLD, ctx->static_thresh);
703  if (ctx->crf >= 0)
704  codecctl_int(avctx, AOME_SET_CQ_LEVEL, ctx->crf);
705  if (ctx->tune >= 0)
706  codecctl_int(avctx, AOME_SET_TUNING, ctx->tune);
707 
708  codecctl_int(avctx, AV1E_SET_COLOR_PRIMARIES, avctx->color_primaries);
709  codecctl_int(avctx, AV1E_SET_MATRIX_COEFFICIENTS, avctx->colorspace);
710  codecctl_int(avctx, AV1E_SET_TRANSFER_CHARACTERISTICS, avctx->color_trc);
711  if (ctx->aq_mode >= 0)
712  codecctl_int(avctx, AV1E_SET_AQ_MODE, ctx->aq_mode);
713  if (ctx->frame_parallel >= 0)
714  codecctl_int(avctx, AV1E_SET_FRAME_PARALLEL_DECODING, ctx->frame_parallel);
715  set_color_range(avctx);
716 
717  codecctl_int(avctx, AV1E_SET_SUPERBLOCK_SIZE, ctx->superblock_size);
718  if (ctx->uniform_tiles) {
719  codecctl_int(avctx, AV1E_SET_TILE_COLUMNS, ctx->tile_cols_log2);
720  codecctl_int(avctx, AV1E_SET_TILE_ROWS, ctx->tile_rows_log2);
721  }
722 
723 #ifdef AOM_CTRL_AV1E_SET_DENOISE_NOISE_LEVEL
724  if (ctx->denoise_noise_level >= 0)
725  codecctl_int(avctx, AV1E_SET_DENOISE_NOISE_LEVEL, ctx->denoise_noise_level);
726 #endif
727 #ifdef AOM_CTRL_AV1E_SET_DENOISE_BLOCK_SIZE
728  if (ctx->denoise_block_size >= 0)
729  codecctl_int(avctx, AV1E_SET_DENOISE_BLOCK_SIZE, ctx->denoise_block_size);
730 #endif
731 #ifdef AOM_CTRL_AV1E_SET_ENABLE_GLOBAL_MOTION
732  if (ctx->enable_global_motion >= 0)
733  codecctl_int(avctx, AV1E_SET_ENABLE_GLOBAL_MOTION, ctx->enable_global_motion);
734 #endif
735 #ifdef AOM_CTRL_AV1E_SET_MAX_REFERENCE_FRAMES
736  if (avctx->refs >= 3) {
737  codecctl_int(avctx, AV1E_SET_MAX_REFERENCE_FRAMES, avctx->refs);
738  }
739 #endif
740 #ifdef AOM_CTRL_AV1E_SET_ROW_MT
741  if (ctx->row_mt >= 0)
742  codecctl_int(avctx, AV1E_SET_ROW_MT, ctx->row_mt);
743 #endif
744 #ifdef AOM_CTRL_AV1E_SET_ENABLE_INTRABC
745  if (ctx->enable_intrabc >= 0)
746  codecctl_int(avctx, AV1E_SET_ENABLE_INTRABC, ctx->enable_intrabc);
747 #endif
748 
749  // provide dummy value to initialize wrapper, values will be updated each _encode()
750  aom_img_wrap(&ctx->rawimg, img_fmt, avctx->width, avctx->height, 1,
751  (unsigned char*)1);
752 
753  if (codec_caps & AOM_CODEC_CAP_HIGHBITDEPTH)
754  ctx->rawimg.bit_depth = enccfg.g_bit_depth;
755 
756  cpb_props = ff_add_cpb_side_data(avctx);
757  if (!cpb_props)
758  return AVERROR(ENOMEM);
759 
760  if (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) {
761  const AVBitStreamFilter *filter = av_bsf_get_by_name("extract_extradata");
762  int ret;
763 
764  if (!filter) {
765  av_log(avctx, AV_LOG_ERROR, "extract_extradata bitstream filter "
766  "not found. This is a bug, please report it.\n");
767  return AVERROR_BUG;
768  }
769  ret = av_bsf_alloc(filter, &ctx->bsf);
770  if (ret < 0)
771  return ret;
772 
773  ret = avcodec_parameters_from_context(ctx->bsf->par_in, avctx);
774  if (ret < 0)
775  return ret;
776 
777  ret = av_bsf_init(ctx->bsf);
778  if (ret < 0)
779  return ret;
780  }
781 
782  if (enccfg.rc_end_usage == AOM_CBR ||
783  enccfg.g_pass != AOM_RC_ONE_PASS) {
784  cpb_props->max_bitrate = avctx->rc_max_rate;
785  cpb_props->min_bitrate = avctx->rc_min_rate;
786  cpb_props->avg_bitrate = avctx->bit_rate;
787  }
788  cpb_props->buffer_size = avctx->rc_buffer_size;
789 
790  return 0;
791 }
792 
793 static inline void cx_pktcpy(AOMContext *ctx,
794  struct FrameListData *dst,
795  const struct aom_codec_cx_pkt *src)
796 {
797  dst->pts = src->data.frame.pts;
798  dst->duration = src->data.frame.duration;
799  dst->flags = src->data.frame.flags;
800  dst->sz = src->data.frame.sz;
801  dst->buf = src->data.frame.buf;
802 #ifdef AOM_FRAME_IS_INTRAONLY
803  dst->have_sse = 0;
804  dst->frame_number = ++ctx->frame_number;
805  dst->have_sse = ctx->have_sse;
806  if (ctx->have_sse) {
807  /* associate last-seen SSE to the frame. */
808  /* Transfers ownership from ctx to dst. */
809  memcpy(dst->sse, ctx->sse, sizeof(dst->sse));
810  ctx->have_sse = 0;
811  }
812 #endif
813 }
814 
815 /**
816  * Store coded frame information in format suitable for return from encode2().
817  *
818  * Write information from @a cx_frame to @a pkt
819  * @return packet data size on success
820  * @return a negative AVERROR on error
821  */
822 static int storeframe(AVCodecContext *avctx, struct FrameListData *cx_frame,
823  AVPacket *pkt)
824 {
825  AOMContext *ctx = avctx->priv_data;
826  int av_unused pict_type;
827  int ret = ff_alloc_packet2(avctx, pkt, cx_frame->sz, 0);
828  if (ret < 0) {
829  av_log(avctx, AV_LOG_ERROR,
830  "Error getting output packet of size %"SIZE_SPECIFIER".\n", cx_frame->sz);
831  return ret;
832  }
833  memcpy(pkt->data, cx_frame->buf, pkt->size);
834  pkt->pts = pkt->dts = cx_frame->pts;
835 
836  if (!!(cx_frame->flags & AOM_FRAME_IS_KEY)) {
837  pkt->flags |= AV_PKT_FLAG_KEY;
838 #ifdef AOM_FRAME_IS_INTRAONLY
839  pict_type = AV_PICTURE_TYPE_I;
840  } else if (cx_frame->flags & AOM_FRAME_IS_INTRAONLY) {
841  pict_type = AV_PICTURE_TYPE_I;
842  } else {
843  pict_type = AV_PICTURE_TYPE_P;
844  }
845 
846  ff_side_data_set_encoder_stats(pkt, 0, cx_frame->sse + 1,
847  cx_frame->have_sse ? 3 : 0, pict_type);
848 
849  if (cx_frame->have_sse) {
850  int i;
851  for (i = 0; i < 3; ++i) {
852  avctx->error[i] += cx_frame->sse[i + 1];
853  }
854  cx_frame->have_sse = 0;
855 #endif
856  }
857 
858  if (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) {
859  ret = av_bsf_send_packet(ctx->bsf, pkt);
860  if (ret < 0) {
861  av_log(avctx, AV_LOG_ERROR, "extract_extradata filter "
862  "failed to send input packet\n");
863  return ret;
864  }
865  ret = av_bsf_receive_packet(ctx->bsf, pkt);
866 
867  if (ret < 0) {
868  av_log(avctx, AV_LOG_ERROR, "extract_extradata filter "
869  "failed to receive output packet\n");
870  return ret;
871  }
872  }
873  return pkt->size;
874 }
875 
876 /**
877  * Queue multiple output frames from the encoder, returning the front-most.
878  * In cases where aom_codec_get_cx_data() returns more than 1 frame append
879  * the frame queue. Return the head frame if available.
880  * @return Stored frame size
881  * @return AVERROR(EINVAL) on output size error
882  * @return AVERROR(ENOMEM) on coded frame queue data allocation error
883  */
884 static int queue_frames(AVCodecContext *avctx, AVPacket *pkt_out)
885 {
886  AOMContext *ctx = avctx->priv_data;
887  const struct aom_codec_cx_pkt *pkt;
888  const void *iter = NULL;
889  int size = 0;
890 
891  if (ctx->coded_frame_list) {
892  struct FrameListData *cx_frame = ctx->coded_frame_list;
893  /* return the leading frame if we've already begun queueing */
894  size = storeframe(avctx, cx_frame, pkt_out);
895  if (size < 0)
896  return size;
897  ctx->coded_frame_list = cx_frame->next;
898  free_coded_frame(cx_frame);
899  }
900 
901  /* consume all available output from the encoder before returning. buffers
902  * are only good through the next aom_codec call */
903  while ((pkt = aom_codec_get_cx_data(&ctx->encoder, &iter))) {
904  switch (pkt->kind) {
905  case AOM_CODEC_CX_FRAME_PKT:
906  if (!size) {
907  struct FrameListData cx_frame;
908 
909  /* avoid storing the frame when the list is empty and we haven't yet
910  * provided a frame for output */
912  cx_pktcpy(ctx, &cx_frame, pkt);
913  size = storeframe(avctx, &cx_frame, pkt_out);
914  if (size < 0)
915  return size;
916  } else {
917  struct FrameListData *cx_frame =
918  av_malloc(sizeof(struct FrameListData));
919 
920  if (!cx_frame) {
921  av_log(avctx, AV_LOG_ERROR,
922  "Frame queue element alloc failed\n");
923  return AVERROR(ENOMEM);
924  }
925  cx_pktcpy(ctx, cx_frame, pkt);
926  cx_frame->buf = av_malloc(cx_frame->sz);
927 
928  if (!cx_frame->buf) {
929  av_log(avctx, AV_LOG_ERROR,
930  "Data buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
931  cx_frame->sz);
932  av_freep(&cx_frame);
933  return AVERROR(ENOMEM);
934  }
935  memcpy(cx_frame->buf, pkt->data.frame.buf, pkt->data.frame.sz);
936  coded_frame_add(&ctx->coded_frame_list, cx_frame);
937  }
938  break;
939  case AOM_CODEC_STATS_PKT:
940  {
941  struct aom_fixed_buf *stats = &ctx->twopass_stats;
942  int err;
943  if ((err = av_reallocp(&stats->buf,
944  stats->sz +
945  pkt->data.twopass_stats.sz)) < 0) {
946  stats->sz = 0;
947  av_log(avctx, AV_LOG_ERROR, "Stat buffer realloc failed\n");
948  return err;
949  }
950  memcpy((uint8_t *)stats->buf + stats->sz,
951  pkt->data.twopass_stats.buf, pkt->data.twopass_stats.sz);
952  stats->sz += pkt->data.twopass_stats.sz;
953  break;
954  }
955 #ifdef AOM_FRAME_IS_INTRAONLY
956  case AOM_CODEC_PSNR_PKT:
957  {
958  av_assert0(!ctx->have_sse);
959  ctx->sse[0] = pkt->data.psnr.sse[0];
960  ctx->sse[1] = pkt->data.psnr.sse[1];
961  ctx->sse[2] = pkt->data.psnr.sse[2];
962  ctx->sse[3] = pkt->data.psnr.sse[3];
963  ctx->have_sse = 1;
964  break;
965  }
966 #endif
967  case AOM_CODEC_CUSTOM_PKT:
968  // ignore unsupported/unrecognized packet types
969  break;
970  }
971  }
972 
973  return size;
974 }
975 
976 static int aom_encode(AVCodecContext *avctx, AVPacket *pkt,
977  const AVFrame *frame, int *got_packet)
978 {
979  AOMContext *ctx = avctx->priv_data;
980  struct aom_image *rawimg = NULL;
981  int64_t timestamp = 0;
982  int res, coded_size;
983  aom_enc_frame_flags_t flags = 0;
984 
985  if (frame) {
986  rawimg = &ctx->rawimg;
987  rawimg->planes[AOM_PLANE_Y] = frame->data[0];
988  rawimg->planes[AOM_PLANE_U] = frame->data[1];
989  rawimg->planes[AOM_PLANE_V] = frame->data[2];
990  rawimg->stride[AOM_PLANE_Y] = frame->linesize[0];
991  rawimg->stride[AOM_PLANE_U] = frame->linesize[1];
992  rawimg->stride[AOM_PLANE_V] = frame->linesize[2];
993  timestamp = frame->pts;
994  switch (frame->color_range) {
995  case AVCOL_RANGE_MPEG:
996  rawimg->range = AOM_CR_STUDIO_RANGE;
997  break;
998  case AVCOL_RANGE_JPEG:
999  rawimg->range = AOM_CR_FULL_RANGE;
1000  break;
1001  }
1002 
1003  if (frame->pict_type == AV_PICTURE_TYPE_I)
1004  flags |= AOM_EFLAG_FORCE_KF;
1005  }
1006 
1007  res = aom_codec_encode(&ctx->encoder, rawimg, timestamp,
1008  avctx->ticks_per_frame, flags);
1009  if (res != AOM_CODEC_OK) {
1010  log_encoder_error(avctx, "Error encoding frame");
1011  return AVERROR_INVALIDDATA;
1012  }
1013  coded_size = queue_frames(avctx, pkt);
1014 
1015  if (!frame && avctx->flags & AV_CODEC_FLAG_PASS1) {
1016  size_t b64_size = AV_BASE64_SIZE(ctx->twopass_stats.sz);
1017 
1018  avctx->stats_out = av_malloc(b64_size);
1019  if (!avctx->stats_out) {
1020  av_log(avctx, AV_LOG_ERROR, "Stat buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
1021  b64_size);
1022  return AVERROR(ENOMEM);
1023  }
1024  av_base64_encode(avctx->stats_out, b64_size, ctx->twopass_stats.buf,
1025  ctx->twopass_stats.sz);
1026  }
1027 
1028  *got_packet = !!coded_size;
1029  return 0;
1030 }
1031 
1032 static const enum AVPixelFormat av1_pix_fmts[] = {
1037 };
1038 
1039 static const enum AVPixelFormat av1_pix_fmts_highbd[] = {
1050 };
1051 
1052 static av_cold void av1_init_static(AVCodec *codec)
1053 {
1054  aom_codec_caps_t codec_caps = aom_codec_get_caps(aom_codec_av1_cx());
1055  if (codec_caps & AOM_CODEC_CAP_HIGHBITDEPTH)
1056  codec->pix_fmts = av1_pix_fmts_highbd;
1057  else
1058  codec->pix_fmts = av1_pix_fmts;
1059 
1060  if (aom_codec_version_major() < 2)
1062 }
1063 
1064 static av_cold int av1_init(AVCodecContext *avctx)
1065 {
1066  return aom_init(avctx, aom_codec_av1_cx());
1067 }
1068 
1069 #define OFFSET(x) offsetof(AOMContext, x)
1070 #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
1071 static const AVOption options[] = {
1072  { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, 0, 8, VE},
1073  { "auto-alt-ref", "Enable use of alternate reference "
1074  "frames (2-pass only)", OFFSET(auto_alt_ref), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE},
1075  { "lag-in-frames", "Number of frames to look ahead at for "
1076  "alternate reference frame selection", OFFSET(lag_in_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE},
1077  { "arnr-max-frames", "altref noise reduction max frame count", OFFSET(arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE},
1078  { "arnr-strength", "altref noise reduction filter strength", OFFSET(arnr_strength), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE},
1079  { "aq-mode", "adaptive quantization mode", OFFSET(aq_mode), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 4, VE, "aq_mode"},
1080  { "none", "Aq not used", 0, AV_OPT_TYPE_CONST, {.i64 = 0}, 0, 0, VE, "aq_mode"},
1081  { "variance", "Variance based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, "aq_mode"},
1082  { "complexity", "Complexity based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, "aq_mode"},
1083  { "cyclic", "Cyclic Refresh Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 3}, 0, 0, VE, "aq_mode"},
1084  { "error-resilience", "Error resilience configuration", OFFSET(error_resilient), AV_OPT_TYPE_FLAGS, {.i64 = 0}, INT_MIN, INT_MAX, VE, "er"},
1085  { "default", "Improve resiliency against losses of whole frames", 0, AV_OPT_TYPE_CONST, {.i64 = AOM_ERROR_RESILIENT_DEFAULT}, 0, 0, VE, "er"},
1086  { "crf", "Select the quality for constant quality mode", offsetof(AOMContext, crf), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 63, VE },
1087  { "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 },
1088  { "drop-threshold", "Frame drop threshold", offsetof(AOMContext, drop_threshold), AV_OPT_TYPE_INT, {.i64 = 0 }, INT_MIN, INT_MAX, VE },
1089  { "denoise-noise-level", "Amount of noise to be removed", OFFSET(denoise_noise_level), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE},
1090  { "denoise-block-size", "Denoise block size ", OFFSET(denoise_block_size), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE},
1091  { "undershoot-pct", "Datarate undershoot (min) target (%)", OFFSET(rc_undershoot_pct), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 100, VE},
1092  { "overshoot-pct", "Datarate overshoot (max) target (%)", OFFSET(rc_overshoot_pct), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 1000, VE},
1093  { "minsection-pct", "GOP min bitrate (% of target)", OFFSET(minsection_pct), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 100, VE},
1094  { "maxsection-pct", "GOP max bitrate (% of target)", OFFSET(maxsection_pct), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 5000, VE},
1095  { "frame-parallel", "Enable frame parallel decodability features", OFFSET(frame_parallel), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1096  { "tiles", "Tile columns x rows", OFFSET(tile_cols), AV_OPT_TYPE_IMAGE_SIZE, { .str = NULL }, 0, 0, VE },
1097  { "tile-columns", "Log2 of number of tile columns to use", OFFSET(tile_cols_log2), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE},
1098  { "tile-rows", "Log2 of number of tile rows to use", OFFSET(tile_rows_log2), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE},
1099  { "row-mt", "Enable row based multi-threading", OFFSET(row_mt), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1100  { "enable-cdef", "Enable CDEF filtering", OFFSET(enable_cdef), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1101  { "enable-global-motion", "Enable global motion", OFFSET(enable_global_motion), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1102  { "enable-intrabc", "Enable intra block copy prediction mode", OFFSET(enable_intrabc), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1103  { "enable-restoration", "Enable Loop Restoration filtering", OFFSET(enable_restoration), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1104  { "usage", "Quality and compression efficiency vs speed trade-off", OFFSET(usage), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, VE, "usage"},
1105  { "good", "Good quality", 0, AV_OPT_TYPE_CONST, {.i64 = 0 /* AOM_USAGE_GOOD_QUALITY */}, 0, 0, VE, "usage"},
1106  { "realtime", "Realtime encoding", 0, AV_OPT_TYPE_CONST, {.i64 = 1 /* AOM_USAGE_REALTIME */}, 0, 0, VE, "usage"},
1107  { "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"},
1108  { "psnr", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = AOM_TUNE_PSNR}, 0, 0, VE, "tune"},
1109  { "ssim", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = AOM_TUNE_SSIM}, 0, 0, VE, "tune"},
1110  { NULL },
1111 };
1112 
1113 static const AVCodecDefault defaults[] = {
1114  { "b", "0" },
1115  { "qmin", "-1" },
1116  { "qmax", "-1" },
1117  { "g", "-1" },
1118  { "keyint_min", "-1" },
1119  { NULL },
1120 };
1121 
1122 static const AVClass class_aom = {
1123  .class_name = "libaom-av1 encoder",
1124  .item_name = av_default_item_name,
1125  .option = options,
1126  .version = LIBAVUTIL_VERSION_INT,
1127 };
1128 
1130  .name = "libaom-av1",
1131  .long_name = NULL_IF_CONFIG_SMALL("libaom AV1"),
1132  .type = AVMEDIA_TYPE_VIDEO,
1133  .id = AV_CODEC_ID_AV1,
1134  .priv_data_size = sizeof(AOMContext),
1135  .init = av1_init,
1136  .encode2 = aom_encode,
1137  .close = aom_free,
1140  .priv_class = &class_aom,
1141  .defaults = defaults,
1142  .init_static_data = av1_init_static,
1143  .wrapper_name = "libaom",
1144 };
#define OFFSET(x)
Definition: libaomenc.c:1069
int denoise_block_size
Definition: libaomenc.c:79
#define NULL
Definition: coverity.c:32
const AVBitStreamFilter * av_bsf_get_by_name(const char *name)
uint64_t sse[4]
Definition: libaomenc.c:80
#define AVERROR_INVALIDDATA
Invalid data found when processing input.
Definition: error.h:59
int size
int minsection_pct
Definition: libaomenc.c:85
This structure describes decoded (raw) audio or video data.
Definition: frame.h:300
int enable_cdef
Definition: libaomenc.c:93
AVOption.
Definition: opt.h:246
int ff_side_data_set_encoder_stats(AVPacket *pkt, int quality, int64_t *error, int error_count, int pict_type)
Definition: avpacket.c:728
int av_cpu_count(void)
Definition: cpu.c:267
uint64_t error[AV_NUM_DATA_POINTERS]
error
Definition: avcodec.h:1709
planar YUV 4:4:4, 24bpp, (1 Cr & Cb sample per 1x1 Y samples)
Definition: pixfmt.h:71
#define AV_LOG_WARNING
Something somehow does not look correct.
Definition: log.h:182
int64_t bit_rate
the average bitrate
Definition: avcodec.h:576
#define LIBAVUTIL_VERSION_INT
Definition: version.h:85
const char * desc
Definition: nvenc.c:79
static av_cold int init(AVCodecContext *avctx)
Definition: avrndec.c:35
int max_bitrate
Maximum bitrate of the stream, in bits per second.
Definition: avcodec.h:454
int rc_initial_buffer_occupancy
Number of bits which should be loaded into the rc buffer before decoding starts.
Definition: avcodec.h:1432
static av_cold int aom_init(AVCodecContext *avctx, const struct aom_codec_iface *iface)
Definition: libaomenc.c:515
enum AVColorRange color_range
MPEG vs JPEG YUV range.
Definition: avcodec.h:1161
int num
Numerator.
Definition: rational.h:59
The bitstream filter state.
Definition: bsf.h:49
int size
Definition: packet.h:356
void * buf
compressed data buffer
Definition: libaomenc.c:48
const char * av_default_item_name(void *ptr)
Return the context name.
Definition: log.c:235
int maxsection_pct
Definition: libaomenc.c:86
enum AVPixelFormat pix_fmt
Pixel format, see AV_PIX_FMT_xxx.
Definition: avcodec.h:736
size_t sz
length of compressed data
Definition: libaomenc.c:49
#define AV_CODEC_CAP_EXPERIMENTAL
Codec is experimental and is thus avoided in favor of non experimental encoders.
Definition: codec.h:98
#define AV_PIX_FMT_YUV420P12
Definition: pixfmt.h:401
char * stats_in
pass2 encoding statistics input buffer Concatenated stuff from stats_out of pass1 should be placed he...
Definition: avcodec.h:1553
int tile_cols_log2
Definition: libaomenc.c:89
uint64_t frame_number
Definition: libaomenc.c:82
static AVPacket pkt
static const AVOption options[]
Definition: libaomenc.c:1071
static void error(const char *err)
#define AV_CODEC_CAP_AUTO_THREADS
Codec supports avctx->thread_count == 0 (auto).
Definition: codec.h:118
int profile
profile
Definition: avcodec.h:1859
AVCodec.
Definition: codec.h:190
int min_bitrate
Minimum bitrate of the stream, in bits per second.
Definition: avcodec.h:463
int error_resilient
Definition: libaomenc.c:74
AVRational time_base
This is the fundamental unit of time (in seconds) in terms of which frame timestamps are represented...
Definition: avcodec.h:649
int tile_rows_log2
Definition: libaomenc.c:89
static int choose_tiling(AVCodecContext *avctx, struct aom_codec_enc_cfg *enccfg)
Definition: libaomenc.c:360
const char * class_name
The name of the class; usually it is the same name as the context structure type to which the AVClass...
Definition: log.h:72
#define AV_CODEC_CAP_DELAY
Encoder or decoder requires flushing with NULL input at the end in order to give the complete and cor...
Definition: codec.h:75
#define av_assert0(cond)
assert() equivalent, that is always enabled.
Definition: avassert.h:37
int tile_cols
Definition: h265_levels.c:218
int ff_alloc_packet2(AVCodecContext *avctx, AVPacket *avpkt, int64_t size, int64_t min_size)
Check AVPacket size and/or allocate data.
Definition: encode.c:32
static av_cold void free_frame_list(struct FrameListData *list)
Definition: libaomenc.c:225
static void filter(int16_t *output, ptrdiff_t out_stride, int16_t *low, ptrdiff_t low_stride, int16_t *high, ptrdiff_t high_stride, int len, int clip)
Definition: cfhd.c:196
struct FrameListData * next
Definition: libaomenc.c:58
uint8_t
struct aom_fixed_buf twopass_stats
Definition: libaomenc.c:66
#define av_cold
Definition: attributes.h:88
#define av_malloc(s)
int64_t pts
time stamp to show frame (in timebase units)
Definition: libaomenc.c:50
int arnr_strength
Definition: libaomenc.c:71
AVOptions.
int64_t pts
Presentation timestamp in time_base units (time when frame should be shown to user).
Definition: frame.h:393
int usage
Definition: libaomenc.c:97
static AVFrame * frame
struct aom_image rawimg
Definition: libaomenc.c:65
uint8_t * data
Definition: packet.h:355
#define AV_LOG_VERBOSE
Detailed information.
Definition: log.h:192
static av_cold int codecctl_int(AVCodecContext *avctx, enum aome_enc_control_id id, int val)
Definition: libaomenc.c:236
int buffer_size
The size of the buffer to which the ratecontrol is applied, in bits.
Definition: avcodec.h:481
#define AV_PIX_FMT_YUV422P12
Definition: pixfmt.h:402
char * stats_out
pass1 encoding statistics output buffer
Definition: avcodec.h:1545
#define FFALIGN(x, a)
Definition: macros.h:48
#define av_log(a,...)
int rc_overshoot_pct
Definition: libaomenc.c:84
int enable_intrabc
Definition: libaomenc.c:95
#define AV_PKT_FLAG_KEY
The packet contains a keyframe.
Definition: packet.h:388
static void cx_pktcpy(AOMContext *ctx, struct FrameListData *dst, const struct aom_codec_cx_pkt *src)
Definition: libaomenc.c:793
#define VE
Definition: libaomenc.c:1070
#define src
Definition: vp8dsp.c:254
int av_bsf_alloc(const AVBitStreamFilter *filter, AVBSFContext **pctx)
Allocate a context for a given bitstream filter.
Definition: bsf.c:91
#define i(width, name, range_min, range_max)
Definition: cbs_h2645.c:269
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
Definition: log.h:176
static av_cold void av1_init_static(AVCodec *codec)
Definition: libaomenc.c:1052
int tile_rows
Definition: libaomenc.c:88
#define AVERROR(e)
Definition: error.h:43
int qmax
maximum quantizer
Definition: avcodec.h:1375
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
Definition: internal.h:188
int aq_mode
Definition: libaomenc.c:72
int capabilities
Codec capabilities.
Definition: codec.h:209
enum AVColorRange color_range
MPEG vs JPEG YUV range.
Definition: frame.h:544
#define AV_LOG_DEBUG
Stuff which is only useful for libav* developers.
Definition: log.h:197
int flags
AV_CODEC_FLAG_*.
Definition: avcodec.h:606
Round to nearest and halfway cases away from zero.
Definition: mathematics.h:84
simple assert() macros that are a bit more flexible than ISO C assert().
const char * name
Name of the codec implementation.
Definition: codec.h:197
static av_always_inline av_const double round(double x)
Definition: libm.h:444
#define AV_PIX_FMT_YUV444P10
Definition: pixfmt.h:400
char * av_base64_encode(char *out, int out_size, const uint8_t *in, int in_size)
Encode data to base64 and null-terminate.
Definition: base64.c:138
static int storeframe(AVCodecContext *avctx, struct FrameListData *cx_frame, AVPacket *pkt)
Store coded frame information in format suitable for return from encode2().
Definition: libaomenc.c:822
static void set_color_range(AVCodecContext *avctx)
Definition: libaomenc.c:336
int flags
A combination of AV_PKT_FLAG values.
Definition: packet.h:361
int av_bsf_init(AVBSFContext *ctx)
Prepare the filter for use, after all the parameters and options have been set.
Definition: bsf.c:144
planar YUV 4:2:2, 16bpp, (1 Cr & Cb sample per 2x1 Y samples)
Definition: pixfmt.h:70
int rc_buffer_size
decoder bitstream buffer size
Definition: avcodec.h:1389
static const AVClass class_aom
Definition: libaomenc.c:1122
int64_t rc_min_rate
minimum bitrate
Definition: avcodec.h:1411
AVCodec ff_libaom_av1_encoder
Definition: libaomenc.c:1129
int refs
number of reference frames
Definition: avcodec.h:1114
struct FrameListData * coded_frame_list
Definition: libaomenc.c:67
static enum AVPixelFormat av1_pix_fmts_highbd[]
Definition: libaomenc.c:1039
enum AVPixelFormat * pix_fmts
array of supported pixel formats, or NULL if unknown, array is terminated by -1
Definition: codec.h:211
enum AVPictureType pict_type
Picture type of the frame.
Definition: frame.h:383
#define AV_BASE64_SIZE(x)
Calculate the output size needed to base64-encode x bytes to a null-terminated string.
Definition: base64.h:66
static int queue_frames(AVCodecContext *avctx, AVPacket *pkt_out)
Queue multiple output frames from the encoder, returning the front-most.
Definition: libaomenc.c:884
#define FFMIN(a, b)
Definition: common.h:96
uint64_t sse[4]
Definition: libaomenc.c:55
#define width
int width
picture width / height.
Definition: avcodec.h:699
#define FF_PROFILE_UNKNOWN
Definition: avcodec.h:1860
static av_cold void free_coded_frame(struct FrameListData *cx_frame)
Definition: libaomenc.c:219
AVFormatContext * ctx
Definition: movenc.c:48
#define AV_CODEC_FLAG_PSNR
error[?] variables will be set during encoding.
Definition: avcodec.h:312
#define AV_CODEC_FLAG_PASS1
Use internal 2pass ratecontrol in first pass mode.
Definition: avcodec.h:296
enum AVColorPrimaries color_primaries
Chromaticity coordinates of the source primaries.
Definition: avcodec.h:1140
static int count_uniform_tiling(int dim, int sb_size, int tiles_log2)
Definition: libaomenc.c:352
static void stats(AVPacket *const *in, int n_in, unsigned *_max, unsigned *_sum)
int row_mt
Definition: libaomenc.c:92
int ticks_per_frame
For some codecs, the time base is closer to the field rate than the frame rate.
Definition: avcodec.h:658
static const char *const ctlidstr[]
Definition: libaomenc.c:101
int64_t av_rescale_rnd(int64_t a, int64_t b, int64_t c, enum AVRounding rnd)
Rescale a 64-bit integer with specified rounding.
Definition: mathematics.c:58
int cpu_used
Definition: libaomenc.c:68
int thread_count
thread count is used to decide how many independent tasks should be passed to execute() ...
Definition: avcodec.h:1785
#define av_log2
Definition: intmath.h:83
the normal 2^n-1 "JPEG" YUV ranges
Definition: pixfmt.h:535
int have_sse
true if we have pending sse[]
Definition: libaomenc.c:81
static int set_pix_fmt(AVCodecContext *avctx, aom_codec_caps_t codec_caps, struct aom_codec_enc_cfg *enccfg, aom_codec_flags_t *flags, aom_img_fmt_t *img_fmt)
Definition: libaomenc.c:275
This structure describes the bitrate properties of an encoded bitstream.
Definition: avcodec.h:448
struct aom_codec_ctx encoder
Definition: libaomenc.c:64
int enable_global_motion
Definition: libaomenc.c:94
#define AV_LOG_INFO
Standard information.
Definition: log.h:187
int av_bsf_send_packet(AVBSFContext *ctx, AVPacket *pkt)
Submit a packet for filtering.
Definition: bsf.c:197
int av_reallocp(void *ptr, size_t size)
Allocate, reallocate, or free a block of memory through a pointer to a pointer.
Definition: mem.c:161
Libavcodec external API header.
aom_superblock_size_t superblock_size
Definition: libaomenc.c:90
int linesize[AV_NUM_DATA_POINTERS]
For video, size in bytes of each picture line.
Definition: frame.h:331
const AVProfile ff_av1_profiles[]
Definition: profiles.c:141
main external API structure.
Definition: avcodec.h:526
int av_bsf_receive_packet(AVBSFContext *ctx, AVPacket *pkt)
Retrieve a filtered packet.
Definition: bsf.c:223
static enum AVPixelFormat av1_pix_fmts[]
Definition: libaomenc.c:1032
int qmin
minimum quantizer
Definition: avcodec.h:1368
AV1 common definitions.
int frame_parallel
Definition: libaomenc.c:87
#define AVERROR_BUG
Internal bug, also see AVERROR_BUG2.
Definition: error.h:50
static av_cold int av1_init(AVCodecContext *avctx)
Definition: libaomenc.c:1064
#define AV_PIX_FMT_YUV420P10
Definition: pixfmt.h:397
static void coded_frame_add(void *list, struct FrameListData *cx_frame)
Definition: libaomenc.c:209
Describe the class of an AVClass context structure.
Definition: log.h:67
static const AVProfile profiles[]
#define FF_PROFILE_AV1_PROFESSIONAL
Definition: avcodec.h:1954
enum AVColorSpace colorspace
YUV colorspace type.
Definition: avcodec.h:1154
enum AVColorTransferCharacteristic color_trc
Color Transfer Characteristic.
Definition: avcodec.h:1147
int avcodec_parameters_from_context(AVCodecParameters *par, const AVCodecContext *codec)
Fill the parameters struct based on the values from the supplied codec context.
Definition: utils.c:2133
int uniform_tiles
Definition: libaomenc.c:91
#define FF_PROFILE_AV1_MAIN
Definition: avcodec.h:1952
uint32_t flags
flags for this frame
Definition: libaomenc.c:54
int dim
#define snprintf
Definition: snprintf.h:34
uint64_t frame_number
Definition: libaomenc.c:57
offset must point to two consecutive integers
Definition: opt.h:233
int static_thresh
Definition: libaomenc.c:76
int tune
Definition: libaomenc.c:98
static av_cold void dump_enc_cfg(AVCodecContext *avctx, const struct aom_codec_enc_cfg *cfg)
Definition: libaomenc.c:151
float qcompress
amount of qscale change between easy & hard scenes (0.0-1.0)
Definition: avcodec.h:1360
int drop_threshold
Definition: libaomenc.c:77
int have_sse
true if we have pending sse[]
Definition: libaomenc.c:56
#define SIZE_SPECIFIER
Definition: internal.h:264
#define AV_PIX_FMT_YUV422P10
Definition: pixfmt.h:398
#define AV_PIX_FMT_YUV444P12
Definition: pixfmt.h:404
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
Definition: frame.h:314
uint8_t level
Definition: svq3.c:210
#define AV_CODEC_FLAG_GLOBAL_HEADER
Place global headers in extradata instead of every keyframe.
Definition: avcodec.h:329
AVBSFContext * bsf
Definition: libaomenc.c:63
the normal 219*2^(n-8) "MPEG" YUV ranges
Definition: pixfmt.h:534
int gop_size
the number of pictures in a group of pictures, or 0 for intra_only
Definition: avcodec.h:721
int denoise_noise_level
Definition: libaomenc.c:78
planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples)
Definition: pixfmt.h:66
common internal api header.
static av_cold void log_encoder_error(AVCodecContext *avctx, const char *desc)
Definition: libaomenc.c:140
common internal and external API header
int auto_alt_ref
Definition: libaomenc.c:69
static int aom_encode(AVCodecContext *avctx, AVPacket *pkt, const AVFrame *frame, int *got_packet)
Definition: libaomenc.c:976
int den
Denominator.
Definition: rational.h:60
AVCPBProperties * ff_add_cpb_side_data(AVCodecContext *avctx)
Add a CPB properties side data to an encoding context.
Definition: utils.c:2043
#define AV_CODEC_FLAG_PASS2
Use internal 2pass ratecontrol in second pass mode.
Definition: avcodec.h:300
static void usage(const char *program_name)
void * priv_data
Definition: avcodec.h:553
int enable_restoration
Definition: libaomenc.c:96
int tile_cols
Definition: libaomenc.c:88
Portion of struct vpx_codec_cx_pkt from vpx_encoder.h.
Definition: libaomenc.c:47
int avg_bitrate
Average bitrate of the stream, in bits per second.
Definition: avcodec.h:472
int arnr_max_frames
Definition: libaomenc.c:70
unsigned long duration
duration to show frame (in timebase units)
Definition: libaomenc.c:52
int av_base64_decode(uint8_t *out, const char *in_str, int out_size)
Decode a base64-encoded string.
Definition: base64.c:79
int64_t dts
Decompression timestamp in AVStream->time_base units; the time at which the packet is decompressed...
Definition: packet.h:354
#define av_freep(p)
static const AVCodecDefault defaults[]
Definition: libaomenc.c:1113
void av_bsf_free(AVBSFContext **pctx)
Free a bitstream filter context and everything associated with it; write NULL into the supplied point...
Definition: bsf.c:40
AVPixelFormat
Pixel format.
Definition: pixfmt.h:64
static double val(void *priv, double ch)
Definition: aeval.c:76
This structure stores compressed data.
Definition: packet.h:332
AVCodecParameters * par_in
Parameters of the input stream.
Definition: bsf.h:77
int rc_undershoot_pct
Definition: libaomenc.c:83
int64_t pts
Presentation timestamp in AVStream->time_base units; the time at which the decompressed packet will b...
Definition: packet.h:348
static av_cold int aom_free(AVCodecContext *avctx)
Definition: libaomenc.c:263
Predicted.
Definition: avutil.h:275
int lag_in_frames
Definition: libaomenc.c:73
#define av_unused
Definition: attributes.h:131
#define FF_PROFILE_AV1_HIGH
Definition: avcodec.h:1953
int64_t rc_max_rate
maximum bitrate
Definition: avcodec.h:1404
int keyint_min
minimum GOP size
Definition: avcodec.h:1107