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libvpxenc.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  * VP8 encoder support via libvpx
24  */
25 
26 #define VPX_DISABLE_CTRL_TYPECHECKS 1
27 #define VPX_CODEC_DISABLE_COMPAT 1
28 #include <vpx/vpx_encoder.h>
29 #include <vpx/vp8cx.h>
30 
31 #include "avcodec.h"
32 #include "internal.h"
33 #include "libavutil/avassert.h"
34 #include "libvpx.h"
35 #include "profiles.h"
36 #include "libavutil/base64.h"
37 #include "libavutil/common.h"
38 #include "libavutil/internal.h"
39 #include "libavutil/intreadwrite.h"
40 #include "libavutil/mathematics.h"
41 #include "libavutil/opt.h"
42 
43 /**
44  * Portion of struct vpx_codec_cx_pkt from vpx_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  void *buf_alpha;
51  size_t sz_alpha;
52  int64_t pts; /**< time stamp to show frame
53  (in timebase units) */
54  unsigned long duration; /**< duration to show frame
55  (in timebase units) */
56  uint32_t flags; /**< flags for this frame */
57  uint64_t sse[4];
58  int have_sse; /**< true if we have pending sse[] */
59  uint64_t frame_number;
61 };
62 
63 typedef struct VP8EncoderContext {
64  AVClass *class;
65  struct vpx_codec_ctx encoder;
66  struct vpx_image rawimg;
67  struct vpx_codec_ctx encoder_alpha;
68  struct vpx_image rawimg_alpha;
70  struct vpx_fixed_buf twopass_stats;
71  int deadline; //i.e., RT/GOOD/BEST
72  uint64_t sse[4];
73  int have_sse; /**< true if we have pending sse[] */
74  uint64_t frame_number;
76 
77  int cpu_used;
78  /**
79  * VP8 specific flags, see VP8F_* below.
80  */
81  int flags;
82 #define VP8F_ERROR_RESILIENT 0x00000001 ///< Enable measures appropriate for streaming over lossy links
83 #define VP8F_AUTO_ALT_REF 0x00000002 ///< Enable automatic alternate reference frame generation
84 
86 
89  int arnr_type;
90 
91  int tune;
92 
95  int crf;
100 
101  // VP9-only
102  int lossless;
106  int aq_mode;
109  int vpx_cs;
110 } VP8Context;
111 
112 /** String mappings for enum vp8e_enc_control_id */
113 static const char *const ctlidstr[] = {
114  [VP8E_SET_CPUUSED] = "VP8E_SET_CPUUSED",
115  [VP8E_SET_ENABLEAUTOALTREF] = "VP8E_SET_ENABLEAUTOALTREF",
116  [VP8E_SET_NOISE_SENSITIVITY] = "VP8E_SET_NOISE_SENSITIVITY",
117  [VP8E_SET_STATIC_THRESHOLD] = "VP8E_SET_STATIC_THRESHOLD",
118  [VP8E_SET_TOKEN_PARTITIONS] = "VP8E_SET_TOKEN_PARTITIONS",
119  [VP8E_SET_ARNR_MAXFRAMES] = "VP8E_SET_ARNR_MAXFRAMES",
120  [VP8E_SET_ARNR_STRENGTH] = "VP8E_SET_ARNR_STRENGTH",
121  [VP8E_SET_ARNR_TYPE] = "VP8E_SET_ARNR_TYPE",
122  [VP8E_SET_TUNING] = "VP8E_SET_TUNING",
123  [VP8E_SET_CQ_LEVEL] = "VP8E_SET_CQ_LEVEL",
124  [VP8E_SET_MAX_INTRA_BITRATE_PCT] = "VP8E_SET_MAX_INTRA_BITRATE_PCT",
125 #if CONFIG_LIBVPX_VP9_ENCODER
126  [VP9E_SET_LOSSLESS] = "VP9E_SET_LOSSLESS",
127  [VP9E_SET_TILE_COLUMNS] = "VP9E_SET_TILE_COLUMNS",
128  [VP9E_SET_TILE_ROWS] = "VP9E_SET_TILE_ROWS",
129  [VP9E_SET_FRAME_PARALLEL_DECODING] = "VP9E_SET_FRAME_PARALLEL_DECODING",
130  [VP9E_SET_AQ_MODE] = "VP9E_SET_AQ_MODE",
131 #if VPX_ENCODER_ABI_VERSION > 8
132  [VP9E_SET_COLOR_SPACE] = "VP9E_SET_COLOR_SPACE",
133 #endif
134 #if VPX_ENCODER_ABI_VERSION >= 11
135  [VP9E_SET_COLOR_RANGE] = "VP9E_SET_COLOR_RANGE",
136 #endif
137 #endif
138 };
139 
140 static av_cold void log_encoder_error(AVCodecContext *avctx, const char *desc)
141 {
142  VP8Context *ctx = avctx->priv_data;
143  const char *error = vpx_codec_error(&ctx->encoder);
144  const char *detail = vpx_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 vpx_codec_enc_cfg *cfg)
153 {
154  int width = -30;
155  int level = AV_LOG_DEBUG;
156 
157  av_log(avctx, level, "vpx_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 #if CONFIG_LIBVPX_VP9_ENCODER && defined(VPX_IMG_FMT_HIGHBITDEPTH)
161  " %*s%u\n %*s%u\n"
162 #endif
163  " %*s{%u/%u}\n %*s%u\n %*s%d\n %*s%u\n",
164  width, "g_usage:", cfg->g_usage,
165  width, "g_threads:", cfg->g_threads,
166  width, "g_profile:", cfg->g_profile,
167  width, "g_w:", cfg->g_w,
168  width, "g_h:", cfg->g_h,
169 #if CONFIG_LIBVPX_VP9_ENCODER && defined(VPX_IMG_FMT_HIGHBITDEPTH)
170  width, "g_bit_depth:", cfg->g_bit_depth,
171  width, "g_input_bit_depth:", cfg->g_input_bit_depth,
172 #endif
173  width, "g_timebase:", cfg->g_timebase.num, cfg->g_timebase.den,
174  width, "g_error_resilient:", cfg->g_error_resilient,
175  width, "g_pass:", cfg->g_pass,
176  width, "g_lag_in_frames:", cfg->g_lag_in_frames);
177  av_log(avctx, level, "rate control settings\n"
178  " %*s%u\n %*s%u\n %*s%u\n %*s%u\n"
179  " %*s%d\n %*s%p(%"SIZE_SPECIFIER")\n %*s%u\n",
180  width, "rc_dropframe_thresh:", cfg->rc_dropframe_thresh,
181  width, "rc_resize_allowed:", cfg->rc_resize_allowed,
182  width, "rc_resize_up_thresh:", cfg->rc_resize_up_thresh,
183  width, "rc_resize_down_thresh:", cfg->rc_resize_down_thresh,
184  width, "rc_end_usage:", cfg->rc_end_usage,
185  width, "rc_twopass_stats_in:", cfg->rc_twopass_stats_in.buf, cfg->rc_twopass_stats_in.sz,
186  width, "rc_target_bitrate:", cfg->rc_target_bitrate);
187  av_log(avctx, level, "quantizer settings\n"
188  " %*s%u\n %*s%u\n",
189  width, "rc_min_quantizer:", cfg->rc_min_quantizer,
190  width, "rc_max_quantizer:", cfg->rc_max_quantizer);
191  av_log(avctx, level, "bitrate tolerance\n"
192  " %*s%u\n %*s%u\n",
193  width, "rc_undershoot_pct:", cfg->rc_undershoot_pct,
194  width, "rc_overshoot_pct:", cfg->rc_overshoot_pct);
195  av_log(avctx, level, "decoder buffer model\n"
196  " %*s%u\n %*s%u\n %*s%u\n",
197  width, "rc_buf_sz:", cfg->rc_buf_sz,
198  width, "rc_buf_initial_sz:", cfg->rc_buf_initial_sz,
199  width, "rc_buf_optimal_sz:", cfg->rc_buf_optimal_sz);
200  av_log(avctx, level, "2 pass rate control settings\n"
201  " %*s%u\n %*s%u\n %*s%u\n",
202  width, "rc_2pass_vbr_bias_pct:", cfg->rc_2pass_vbr_bias_pct,
203  width, "rc_2pass_vbr_minsection_pct:", cfg->rc_2pass_vbr_minsection_pct,
204  width, "rc_2pass_vbr_maxsection_pct:", cfg->rc_2pass_vbr_maxsection_pct);
205  av_log(avctx, level, "keyframing settings\n"
206  " %*s%d\n %*s%u\n %*s%u\n",
207  width, "kf_mode:", cfg->kf_mode,
208  width, "kf_min_dist:", cfg->kf_min_dist,
209  width, "kf_max_dist:", cfg->kf_max_dist);
210  av_log(avctx, level, "\n");
211 }
212 
213 static void coded_frame_add(void *list, struct FrameListData *cx_frame)
214 {
215  struct FrameListData **p = list;
216 
217  while (*p)
218  p = &(*p)->next;
219  *p = cx_frame;
220  cx_frame->next = NULL;
221 }
222 
223 static av_cold void free_coded_frame(struct FrameListData *cx_frame)
224 {
225  av_freep(&cx_frame->buf);
226  if (cx_frame->buf_alpha)
227  av_freep(&cx_frame->buf_alpha);
228  av_freep(&cx_frame);
229 }
230 
231 static av_cold void free_frame_list(struct FrameListData *list)
232 {
233  struct FrameListData *p = list;
234 
235  while (p) {
236  list = list->next;
237  free_coded_frame(p);
238  p = list;
239  }
240 }
241 
243  enum vp8e_enc_control_id id, int val)
244 {
245  VP8Context *ctx = avctx->priv_data;
246  char buf[80];
247  int width = -30;
248  int res;
249 
250  snprintf(buf, sizeof(buf), "%s:", ctlidstr[id]);
251  av_log(avctx, AV_LOG_DEBUG, " %*s%d\n", width, buf, val);
252 
253  res = vpx_codec_control(&ctx->encoder, id, val);
254  if (res != VPX_CODEC_OK) {
255  snprintf(buf, sizeof(buf), "Failed to set %s codec control",
256  ctlidstr[id]);
257  log_encoder_error(avctx, buf);
258  }
259 
260  return res == VPX_CODEC_OK ? 0 : AVERROR(EINVAL);
261 }
262 
263 static av_cold int vp8_free(AVCodecContext *avctx)
264 {
265  VP8Context *ctx = avctx->priv_data;
266 
267  vpx_codec_destroy(&ctx->encoder);
268  if (ctx->is_alpha)
269  vpx_codec_destroy(&ctx->encoder_alpha);
270  av_freep(&ctx->twopass_stats.buf);
271  av_freep(&avctx->stats_out);
273  return 0;
274 }
275 
276 #if CONFIG_LIBVPX_VP9_ENCODER
277 static int set_pix_fmt(AVCodecContext *avctx, vpx_codec_caps_t codec_caps,
278  struct vpx_codec_enc_cfg *enccfg, vpx_codec_flags_t *flags,
279  vpx_img_fmt_t *img_fmt)
280 {
281  VP8Context av_unused *ctx = avctx->priv_data;
282 #ifdef VPX_IMG_FMT_HIGHBITDEPTH
283  enccfg->g_bit_depth = enccfg->g_input_bit_depth = 8;
284 #endif
285  switch (avctx->pix_fmt) {
286  case AV_PIX_FMT_YUV420P:
287  enccfg->g_profile = 0;
288  *img_fmt = VPX_IMG_FMT_I420;
289  return 0;
290  case AV_PIX_FMT_YUV422P:
291  enccfg->g_profile = 1;
292  *img_fmt = VPX_IMG_FMT_I422;
293  return 0;
294 #if VPX_IMAGE_ABI_VERSION >= 3
295  case AV_PIX_FMT_YUV440P:
296  enccfg->g_profile = 1;
297  *img_fmt = VPX_IMG_FMT_I440;
298  return 0;
299  case AV_PIX_FMT_GBRP:
300  ctx->vpx_cs = VPX_CS_SRGB;
301 #endif
302  case AV_PIX_FMT_YUV444P:
303  enccfg->g_profile = 1;
304  *img_fmt = VPX_IMG_FMT_I444;
305  return 0;
306 #ifdef VPX_IMG_FMT_HIGHBITDEPTH
309  if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
310  enccfg->g_bit_depth = enccfg->g_input_bit_depth =
311  avctx->pix_fmt == AV_PIX_FMT_YUV420P10 ? 10 : 12;
312  enccfg->g_profile = 2;
313  *img_fmt = VPX_IMG_FMT_I42016;
314  *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
315  return 0;
316  }
317  break;
320  if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
321  enccfg->g_bit_depth = enccfg->g_input_bit_depth =
322  avctx->pix_fmt == AV_PIX_FMT_YUV422P10 ? 10 : 12;
323  enccfg->g_profile = 3;
324  *img_fmt = VPX_IMG_FMT_I42216;
325  *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
326  return 0;
327  }
328  break;
329 #if VPX_IMAGE_ABI_VERSION >= 3
332  if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
333  enccfg->g_bit_depth = enccfg->g_input_bit_depth =
334  avctx->pix_fmt == AV_PIX_FMT_YUV440P10 ? 10 : 12;
335  enccfg->g_profile = 3;
336  *img_fmt = VPX_IMG_FMT_I44016;
337  *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
338  return 0;
339  }
340  break;
341  case AV_PIX_FMT_GBRP10:
342  case AV_PIX_FMT_GBRP12:
343  ctx->vpx_cs = VPX_CS_SRGB;
344 #endif
347  if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
348  enccfg->g_bit_depth = enccfg->g_input_bit_depth =
349  avctx->pix_fmt == AV_PIX_FMT_YUV444P10 ||
350  avctx->pix_fmt == AV_PIX_FMT_GBRP10 ? 10 : 12;
351  enccfg->g_profile = 3;
352  *img_fmt = VPX_IMG_FMT_I44416;
353  *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
354  return 0;
355  }
356  break;
357 #endif
358  default:
359  break;
360  }
361  av_log(avctx, AV_LOG_ERROR, "Unsupported pixel format.\n");
362  return AVERROR_INVALIDDATA;
363 }
364 
365 #if VPX_ENCODER_ABI_VERSION > 8
366 static void set_colorspace(AVCodecContext *avctx)
367 {
368  enum vpx_color_space vpx_cs;
369  VP8Context *ctx = avctx->priv_data;
370 
371  if (ctx->vpx_cs) {
372  vpx_cs = ctx->vpx_cs;
373  } else {
374  switch (avctx->colorspace) {
375  case AVCOL_SPC_RGB: vpx_cs = VPX_CS_SRGB; break;
376  case AVCOL_SPC_BT709: vpx_cs = VPX_CS_BT_709; break;
377  case AVCOL_SPC_UNSPECIFIED: vpx_cs = VPX_CS_UNKNOWN; break;
378  case AVCOL_SPC_RESERVED: vpx_cs = VPX_CS_RESERVED; break;
379  case AVCOL_SPC_BT470BG: vpx_cs = VPX_CS_BT_601; break;
380  case AVCOL_SPC_SMPTE170M: vpx_cs = VPX_CS_SMPTE_170; break;
381  case AVCOL_SPC_SMPTE240M: vpx_cs = VPX_CS_SMPTE_240; break;
382  case AVCOL_SPC_BT2020_NCL: vpx_cs = VPX_CS_BT_2020; break;
383  default:
384  av_log(avctx, AV_LOG_WARNING, "Unsupported colorspace (%d)\n",
385  avctx->colorspace);
386  return;
387  }
388  }
389  codecctl_int(avctx, VP9E_SET_COLOR_SPACE, vpx_cs);
390 }
391 #endif
392 
393 #if VPX_ENCODER_ABI_VERSION >= 11
394 static void set_color_range(AVCodecContext *avctx)
395 {
396  enum vpx_color_range vpx_cr;
397  switch (avctx->color_range) {
399  case AVCOL_RANGE_MPEG: vpx_cr = VPX_CR_STUDIO_RANGE; break;
400  case AVCOL_RANGE_JPEG: vpx_cr = VPX_CR_FULL_RANGE; break;
401  default:
402  av_log(avctx, AV_LOG_WARNING, "Unsupported color range (%d)\n",
403  avctx->color_range);
404  return;
405  }
406 
407  codecctl_int(avctx, VP9E_SET_COLOR_RANGE, vpx_cr);
408 }
409 #endif
410 #endif
411 
412 static av_cold int vpx_init(AVCodecContext *avctx,
413  const struct vpx_codec_iface *iface)
414 {
415  VP8Context *ctx = avctx->priv_data;
416  struct vpx_codec_enc_cfg enccfg = { 0 };
417  struct vpx_codec_enc_cfg enccfg_alpha;
418  vpx_codec_flags_t flags = (avctx->flags & AV_CODEC_FLAG_PSNR) ? VPX_CODEC_USE_PSNR : 0;
419  AVCPBProperties *cpb_props;
420  int res;
421  vpx_img_fmt_t img_fmt = VPX_IMG_FMT_I420;
422 #if CONFIG_LIBVPX_VP9_ENCODER
423  vpx_codec_caps_t codec_caps = vpx_codec_get_caps(iface);
424 #endif
425 
426  av_log(avctx, AV_LOG_INFO, "%s\n", vpx_codec_version_str());
427  av_log(avctx, AV_LOG_VERBOSE, "%s\n", vpx_codec_build_config());
428 
429  if (avctx->pix_fmt == AV_PIX_FMT_YUVA420P)
430  ctx->is_alpha = 1;
431 
432  if ((res = vpx_codec_enc_config_default(iface, &enccfg, 0)) != VPX_CODEC_OK) {
433  av_log(avctx, AV_LOG_ERROR, "Failed to get config: %s\n",
434  vpx_codec_err_to_string(res));
435  return AVERROR(EINVAL);
436  }
437 
438 #if CONFIG_LIBVPX_VP9_ENCODER
439  if (avctx->codec_id == AV_CODEC_ID_VP9) {
440  if (set_pix_fmt(avctx, codec_caps, &enccfg, &flags, &img_fmt))
441  return AVERROR(EINVAL);
442  }
443 #endif
444 
445  if(!avctx->bit_rate)
446  if(avctx->rc_max_rate || avctx->rc_buffer_size || avctx->rc_initial_buffer_occupancy) {
447  av_log( avctx, AV_LOG_ERROR, "Rate control parameters set without a bitrate\n");
448  return AVERROR(EINVAL);
449  }
450 
451  dump_enc_cfg(avctx, &enccfg);
452 
453  enccfg.g_w = avctx->width;
454  enccfg.g_h = avctx->height;
455  enccfg.g_timebase.num = avctx->time_base.num;
456  enccfg.g_timebase.den = avctx->time_base.den;
457  enccfg.g_threads = avctx->thread_count;
458  enccfg.g_lag_in_frames= ctx->lag_in_frames;
459 
460  if (avctx->flags & AV_CODEC_FLAG_PASS1)
461  enccfg.g_pass = VPX_RC_FIRST_PASS;
462  else if (avctx->flags & AV_CODEC_FLAG_PASS2)
463  enccfg.g_pass = VPX_RC_LAST_PASS;
464  else
465  enccfg.g_pass = VPX_RC_ONE_PASS;
466 
467  if (avctx->rc_min_rate == avctx->rc_max_rate &&
468  avctx->rc_min_rate == avctx->bit_rate && avctx->bit_rate) {
469  enccfg.rc_end_usage = VPX_CBR;
470  } else if (ctx->crf >= 0) {
471  enccfg.rc_end_usage = VPX_CQ;
472 #if CONFIG_LIBVPX_VP9_ENCODER
473  if (!avctx->bit_rate && avctx->codec_id == AV_CODEC_ID_VP9)
474  enccfg.rc_end_usage = VPX_Q;
475 #endif
476  }
477 
478  if (avctx->bit_rate) {
479  enccfg.rc_target_bitrate = av_rescale_rnd(avctx->bit_rate, 1, 1000,
481 #if CONFIG_LIBVPX_VP9_ENCODER
482  } else if (enccfg.rc_end_usage == VPX_Q) {
483 #endif
484  } else {
485  if (enccfg.rc_end_usage == VPX_CQ) {
486  enccfg.rc_target_bitrate = 1000000;
487  } else {
488  avctx->bit_rate = enccfg.rc_target_bitrate * 1000;
489  av_log(avctx, AV_LOG_WARNING,
490  "Neither bitrate nor constrained quality specified, using default bitrate of %dkbit/sec\n",
491  enccfg.rc_target_bitrate);
492  }
493  }
494 
495  if (avctx->codec_id == AV_CODEC_ID_VP9 && ctx->lossless == 1) {
496  enccfg.rc_min_quantizer =
497  enccfg.rc_max_quantizer = 0;
498  } else {
499  if (avctx->qmin >= 0)
500  enccfg.rc_min_quantizer = avctx->qmin;
501  if (avctx->qmax >= 0)
502  enccfg.rc_max_quantizer = avctx->qmax;
503  }
504 
505  if (enccfg.rc_end_usage == VPX_CQ
506 #if CONFIG_LIBVPX_VP9_ENCODER
507  || enccfg.rc_end_usage == VPX_Q
508 #endif
509  ) {
510  if (ctx->crf < enccfg.rc_min_quantizer || ctx->crf > enccfg.rc_max_quantizer) {
511  av_log(avctx, AV_LOG_ERROR,
512  "CQ level %d must be between minimum and maximum quantizer value (%d-%d)\n",
513  ctx->crf, enccfg.rc_min_quantizer, enccfg.rc_max_quantizer);
514  return AVERROR(EINVAL);
515  }
516  }
517 
518 #if FF_API_PRIVATE_OPT
520  if (avctx->frame_skip_threshold)
521  ctx->drop_threshold = avctx->frame_skip_threshold;
523 #endif
524  enccfg.rc_dropframe_thresh = ctx->drop_threshold;
525 
526  //0-100 (0 => CBR, 100 => VBR)
527  enccfg.rc_2pass_vbr_bias_pct = lrint(avctx->qcompress * 100);
528  if (avctx->bit_rate)
529  enccfg.rc_2pass_vbr_minsection_pct =
530  avctx->rc_min_rate * 100LL / avctx->bit_rate;
531  if (avctx->rc_max_rate)
532  enccfg.rc_2pass_vbr_maxsection_pct =
533  avctx->rc_max_rate * 100LL / avctx->bit_rate;
534 
535  if (avctx->rc_buffer_size)
536  enccfg.rc_buf_sz =
537  avctx->rc_buffer_size * 1000LL / avctx->bit_rate;
538  if (avctx->rc_initial_buffer_occupancy)
539  enccfg.rc_buf_initial_sz =
540  avctx->rc_initial_buffer_occupancy * 1000LL / avctx->bit_rate;
541  enccfg.rc_buf_optimal_sz = enccfg.rc_buf_sz * 5 / 6;
542 #if FF_API_MPV_OPT
544  if (avctx->rc_buffer_aggressivity != 1.0) {
545  av_log(avctx, AV_LOG_WARNING, "The rc_buffer_aggressivity option is "
546  "deprecated, use the undershoot-pct private option instead.\n");
547  enccfg.rc_undershoot_pct = lrint(avctx->rc_buffer_aggressivity * 100);
548  }
550 #endif
551  if (ctx->rc_undershoot_pct >= 0)
552  enccfg.rc_undershoot_pct = ctx->rc_undershoot_pct;
553  if (ctx->rc_overshoot_pct >= 0)
554  enccfg.rc_overshoot_pct = ctx->rc_overshoot_pct;
555 
556  //_enc_init() will balk if kf_min_dist differs from max w/VPX_KF_AUTO
557  if (avctx->keyint_min >= 0 && avctx->keyint_min == avctx->gop_size)
558  enccfg.kf_min_dist = avctx->keyint_min;
559  if (avctx->gop_size >= 0)
560  enccfg.kf_max_dist = avctx->gop_size;
561 
562  if (enccfg.g_pass == VPX_RC_FIRST_PASS)
563  enccfg.g_lag_in_frames = 0;
564  else if (enccfg.g_pass == VPX_RC_LAST_PASS) {
565  int decode_size, ret;
566 
567  if (!avctx->stats_in) {
568  av_log(avctx, AV_LOG_ERROR, "No stats file for second pass\n");
569  return AVERROR_INVALIDDATA;
570  }
571 
572  ctx->twopass_stats.sz = strlen(avctx->stats_in) * 3 / 4;
573  ret = av_reallocp(&ctx->twopass_stats.buf, ctx->twopass_stats.sz);
574  if (ret < 0) {
575  av_log(avctx, AV_LOG_ERROR,
576  "Stat buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
577  ctx->twopass_stats.sz);
578  ctx->twopass_stats.sz = 0;
579  return ret;
580  }
581  decode_size = av_base64_decode(ctx->twopass_stats.buf, avctx->stats_in,
582  ctx->twopass_stats.sz);
583  if (decode_size < 0) {
584  av_log(avctx, AV_LOG_ERROR, "Stat buffer decode failed\n");
585  return AVERROR_INVALIDDATA;
586  }
587 
588  ctx->twopass_stats.sz = decode_size;
589  enccfg.rc_twopass_stats_in = ctx->twopass_stats;
590  }
591 
592  /* 0-3: For non-zero values the encoder increasingly optimizes for reduced
593  complexity playback on low powered devices at the expense of encode
594  quality. */
595  if (avctx->profile != FF_PROFILE_UNKNOWN)
596  enccfg.g_profile = avctx->profile;
597 
598  enccfg.g_error_resilient = ctx->error_resilient || ctx->flags & VP8F_ERROR_RESILIENT;
599 
600  dump_enc_cfg(avctx, &enccfg);
601  /* Construct Encoder Context */
602  res = vpx_codec_enc_init(&ctx->encoder, iface, &enccfg, flags);
603  if (res != VPX_CODEC_OK) {
604  log_encoder_error(avctx, "Failed to initialize encoder");
605  return AVERROR(EINVAL);
606  }
607 
608  if (ctx->is_alpha) {
609  enccfg_alpha = enccfg;
610  res = vpx_codec_enc_init(&ctx->encoder_alpha, iface, &enccfg_alpha, flags);
611  if (res != VPX_CODEC_OK) {
612  log_encoder_error(avctx, "Failed to initialize alpha encoder");
613  return AVERROR(EINVAL);
614  }
615  }
616 
617  //codec control failures are currently treated only as warnings
618  av_log(avctx, AV_LOG_DEBUG, "vpx_codec_control\n");
619  codecctl_int(avctx, VP8E_SET_CPUUSED, ctx->cpu_used);
620  if (ctx->flags & VP8F_AUTO_ALT_REF)
621  ctx->auto_alt_ref = 1;
622  if (ctx->auto_alt_ref >= 0)
623  codecctl_int(avctx, VP8E_SET_ENABLEAUTOALTREF, ctx->auto_alt_ref);
624  if (ctx->arnr_max_frames >= 0)
625  codecctl_int(avctx, VP8E_SET_ARNR_MAXFRAMES, ctx->arnr_max_frames);
626  if (ctx->arnr_strength >= 0)
627  codecctl_int(avctx, VP8E_SET_ARNR_STRENGTH, ctx->arnr_strength);
628  if (ctx->arnr_type >= 0)
629  codecctl_int(avctx, VP8E_SET_ARNR_TYPE, ctx->arnr_type);
630  if (ctx->tune >= 0)
631  codecctl_int(avctx, VP8E_SET_TUNING, ctx->tune);
632 
633  if (CONFIG_LIBVPX_VP8_ENCODER && avctx->codec_id == AV_CODEC_ID_VP8) {
634 #if FF_API_PRIVATE_OPT
636  if (avctx->noise_reduction)
637  ctx->noise_sensitivity = avctx->noise_reduction;
639 #endif
640  codecctl_int(avctx, VP8E_SET_NOISE_SENSITIVITY, ctx->noise_sensitivity);
641  codecctl_int(avctx, VP8E_SET_TOKEN_PARTITIONS, av_log2(avctx->slices));
642  }
643 #if FF_API_MPV_OPT
645  if (avctx->mb_threshold) {
646  av_log(avctx, AV_LOG_WARNING, "The mb_threshold option is deprecated, "
647  "use the static-thresh private option instead.\n");
648  ctx->static_thresh = avctx->mb_threshold;
649  }
651 #endif
652  codecctl_int(avctx, VP8E_SET_STATIC_THRESHOLD, ctx->static_thresh);
653  if (ctx->crf >= 0)
654  codecctl_int(avctx, VP8E_SET_CQ_LEVEL, ctx->crf);
655  if (ctx->max_intra_rate >= 0)
656  codecctl_int(avctx, VP8E_SET_MAX_INTRA_BITRATE_PCT, ctx->max_intra_rate);
657 
658 #if CONFIG_LIBVPX_VP9_ENCODER
659  if (avctx->codec_id == AV_CODEC_ID_VP9) {
660  if (ctx->lossless >= 0)
661  codecctl_int(avctx, VP9E_SET_LOSSLESS, ctx->lossless);
662  if (ctx->tile_columns >= 0)
663  codecctl_int(avctx, VP9E_SET_TILE_COLUMNS, ctx->tile_columns);
664  if (ctx->tile_rows >= 0)
665  codecctl_int(avctx, VP9E_SET_TILE_ROWS, ctx->tile_rows);
666  if (ctx->frame_parallel >= 0)
667  codecctl_int(avctx, VP9E_SET_FRAME_PARALLEL_DECODING, ctx->frame_parallel);
668  if (ctx->aq_mode >= 0)
669  codecctl_int(avctx, VP9E_SET_AQ_MODE, ctx->aq_mode);
670 #if VPX_ENCODER_ABI_VERSION > 8
671  set_colorspace(avctx);
672 #endif
673 #if VPX_ENCODER_ABI_VERSION >= 11
674  set_color_range(avctx);
675 #endif
676  }
677 #endif
678 
679  av_log(avctx, AV_LOG_DEBUG, "Using deadline: %d\n", ctx->deadline);
680 
681  //provide dummy value to initialize wrapper, values will be updated each _encode()
682  vpx_img_wrap(&ctx->rawimg, img_fmt, avctx->width, avctx->height, 1,
683  (unsigned char*)1);
684 #if CONFIG_LIBVPX_VP9_ENCODER && defined(VPX_IMG_FMT_HIGHBITDEPTH)
685  if (avctx->codec_id == AV_CODEC_ID_VP9 && (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH))
686  ctx->rawimg.bit_depth = enccfg.g_bit_depth;
687 #endif
688 
689  if (ctx->is_alpha)
690  vpx_img_wrap(&ctx->rawimg_alpha, VPX_IMG_FMT_I420, avctx->width, avctx->height, 1,
691  (unsigned char*)1);
692 
693  cpb_props = ff_add_cpb_side_data(avctx);
694  if (!cpb_props)
695  return AVERROR(ENOMEM);
696 
697  if (enccfg.rc_end_usage == VPX_CBR ||
698  enccfg.g_pass != VPX_RC_ONE_PASS) {
699  cpb_props->max_bitrate = avctx->rc_max_rate;
700  cpb_props->min_bitrate = avctx->rc_min_rate;
701  cpb_props->avg_bitrate = avctx->bit_rate;
702  }
703  cpb_props->buffer_size = avctx->rc_buffer_size;
704 
705  return 0;
706 }
707 
708 static inline void cx_pktcpy(struct FrameListData *dst,
709  const struct vpx_codec_cx_pkt *src,
710  const struct vpx_codec_cx_pkt *src_alpha,
711  VP8Context *ctx)
712 {
713  dst->pts = src->data.frame.pts;
714  dst->duration = src->data.frame.duration;
715  dst->flags = src->data.frame.flags;
716  dst->sz = src->data.frame.sz;
717  dst->buf = src->data.frame.buf;
718  dst->have_sse = 0;
719  /* For alt-ref frame, don't store PSNR or increment frame_number */
720  if (!(dst->flags & VPX_FRAME_IS_INVISIBLE)) {
721  dst->frame_number = ++ctx->frame_number;
722  dst->have_sse = ctx->have_sse;
723  if (ctx->have_sse) {
724  /* associate last-seen SSE to the frame. */
725  /* Transfers ownership from ctx to dst. */
726  /* WARNING! This makes the assumption that PSNR_PKT comes
727  just before the frame it refers to! */
728  memcpy(dst->sse, ctx->sse, sizeof(dst->sse));
729  ctx->have_sse = 0;
730  }
731  } else {
732  dst->frame_number = -1; /* sanity marker */
733  }
734  if (src_alpha) {
735  dst->buf_alpha = src_alpha->data.frame.buf;
736  dst->sz_alpha = src_alpha->data.frame.sz;
737  } else {
738  dst->buf_alpha = NULL;
739  dst->sz_alpha = 0;
740  }
741 }
742 
743 /**
744  * Store coded frame information in format suitable for return from encode2().
745  *
746  * Write information from @a cx_frame to @a pkt
747  * @return packet data size on success
748  * @return a negative AVERROR on error
749  */
750 static int storeframe(AVCodecContext *avctx, struct FrameListData *cx_frame,
751  AVPacket *pkt)
752 {
753  int ret = ff_alloc_packet2(avctx, pkt, cx_frame->sz, 0);
754  uint8_t *side_data;
755  if (ret >= 0) {
756  int pict_type;
757  memcpy(pkt->data, cx_frame->buf, pkt->size);
758  pkt->pts = pkt->dts = cx_frame->pts;
759 #if FF_API_CODED_FRAME
761  avctx->coded_frame->pts = cx_frame->pts;
762  avctx->coded_frame->key_frame = !!(cx_frame->flags & VPX_FRAME_IS_KEY);
764 #endif
765 
766  if (!!(cx_frame->flags & VPX_FRAME_IS_KEY)) {
767  pict_type = AV_PICTURE_TYPE_I;
768 #if FF_API_CODED_FRAME
770  avctx->coded_frame->pict_type = pict_type;
772 #endif
773  pkt->flags |= AV_PKT_FLAG_KEY;
774  } else {
775  pict_type = AV_PICTURE_TYPE_P;
776 #if FF_API_CODED_FRAME
778  avctx->coded_frame->pict_type = pict_type;
780 #endif
781  }
782 
783  ff_side_data_set_encoder_stats(pkt, 0, cx_frame->sse + 1,
784  cx_frame->have_sse ? 3 : 0, pict_type);
785 
786  if (cx_frame->have_sse) {
787  int i;
788  /* Beware of the Y/U/V/all order! */
789 #if FF_API_CODED_FRAME
791  avctx->coded_frame->error[0] = cx_frame->sse[1];
792  avctx->coded_frame->error[1] = cx_frame->sse[2];
793  avctx->coded_frame->error[2] = cx_frame->sse[3];
794  avctx->coded_frame->error[3] = 0; // alpha
796 #endif
797  for (i = 0; i < 3; ++i) {
798  avctx->error[i] += cx_frame->sse[i + 1];
799  }
800  cx_frame->have_sse = 0;
801  }
802  if (cx_frame->sz_alpha > 0) {
803  side_data = av_packet_new_side_data(pkt,
805  cx_frame->sz_alpha + 8);
806  if(!side_data) {
807  av_packet_unref(pkt);
808  av_free(pkt);
809  return AVERROR(ENOMEM);
810  }
811  AV_WB64(side_data, 1);
812  memcpy(side_data + 8, cx_frame->buf_alpha, cx_frame->sz_alpha);
813  }
814  } else {
815  return ret;
816  }
817  return pkt->size;
818 }
819 
820 /**
821  * Queue multiple output frames from the encoder, returning the front-most.
822  * In cases where vpx_codec_get_cx_data() returns more than 1 frame append
823  * the frame queue. Return the head frame if available.
824  * @return Stored frame size
825  * @return AVERROR(EINVAL) on output size error
826  * @return AVERROR(ENOMEM) on coded frame queue data allocation error
827  */
828 static int queue_frames(AVCodecContext *avctx, AVPacket *pkt_out)
829 {
830  VP8Context *ctx = avctx->priv_data;
831  const struct vpx_codec_cx_pkt *pkt;
832  const struct vpx_codec_cx_pkt *pkt_alpha = NULL;
833  const void *iter = NULL;
834  const void *iter_alpha = NULL;
835  int size = 0;
836 
837  if (ctx->coded_frame_list) {
838  struct FrameListData *cx_frame = ctx->coded_frame_list;
839  /* return the leading frame if we've already begun queueing */
840  size = storeframe(avctx, cx_frame, pkt_out);
841  if (size < 0)
842  return size;
843  ctx->coded_frame_list = cx_frame->next;
844  free_coded_frame(cx_frame);
845  }
846 
847  /* consume all available output from the encoder before returning. buffers
848  are only good through the next vpx_codec call */
849  while ((pkt = vpx_codec_get_cx_data(&ctx->encoder, &iter)) &&
850  (!ctx->is_alpha ||
851  (ctx->is_alpha && (pkt_alpha = vpx_codec_get_cx_data(&ctx->encoder_alpha, &iter_alpha))))) {
852  switch (pkt->kind) {
853  case VPX_CODEC_CX_FRAME_PKT:
854  if (!size) {
855  struct FrameListData cx_frame;
856 
857  /* avoid storing the frame when the list is empty and we haven't yet
858  provided a frame for output */
860  cx_pktcpy(&cx_frame, pkt, pkt_alpha, ctx);
861  size = storeframe(avctx, &cx_frame, pkt_out);
862  if (size < 0)
863  return size;
864  } else {
865  struct FrameListData *cx_frame =
866  av_malloc(sizeof(struct FrameListData));
867 
868  if (!cx_frame) {
869  av_log(avctx, AV_LOG_ERROR,
870  "Frame queue element alloc failed\n");
871  return AVERROR(ENOMEM);
872  }
873  cx_pktcpy(cx_frame, pkt, pkt_alpha, ctx);
874  cx_frame->buf = av_malloc(cx_frame->sz);
875 
876  if (!cx_frame->buf) {
877  av_log(avctx, AV_LOG_ERROR,
878  "Data buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
879  cx_frame->sz);
880  av_freep(&cx_frame);
881  return AVERROR(ENOMEM);
882  }
883  memcpy(cx_frame->buf, pkt->data.frame.buf, pkt->data.frame.sz);
884  if (ctx->is_alpha) {
885  cx_frame->buf_alpha = av_malloc(cx_frame->sz_alpha);
886  if (!cx_frame->buf_alpha) {
887  av_log(avctx, AV_LOG_ERROR,
888  "Data buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
889  cx_frame->sz_alpha);
890  av_free(cx_frame);
891  return AVERROR(ENOMEM);
892  }
893  memcpy(cx_frame->buf_alpha, pkt_alpha->data.frame.buf, pkt_alpha->data.frame.sz);
894  }
895  coded_frame_add(&ctx->coded_frame_list, cx_frame);
896  }
897  break;
898  case VPX_CODEC_STATS_PKT: {
899  struct vpx_fixed_buf *stats = &ctx->twopass_stats;
900  int err;
901  if ((err = av_reallocp(&stats->buf,
902  stats->sz +
903  pkt->data.twopass_stats.sz)) < 0) {
904  stats->sz = 0;
905  av_log(avctx, AV_LOG_ERROR, "Stat buffer realloc failed\n");
906  return err;
907  }
908  memcpy((uint8_t*)stats->buf + stats->sz,
909  pkt->data.twopass_stats.buf, pkt->data.twopass_stats.sz);
910  stats->sz += pkt->data.twopass_stats.sz;
911  break;
912  }
913  case VPX_CODEC_PSNR_PKT:
914  av_assert0(!ctx->have_sse);
915  ctx->sse[0] = pkt->data.psnr.sse[0];
916  ctx->sse[1] = pkt->data.psnr.sse[1];
917  ctx->sse[2] = pkt->data.psnr.sse[2];
918  ctx->sse[3] = pkt->data.psnr.sse[3];
919  ctx->have_sse = 1;
920  break;
921  case VPX_CODEC_CUSTOM_PKT:
922  //ignore unsupported/unrecognized packet types
923  break;
924  }
925  }
926 
927  return size;
928 }
929 
930 static int vp8_encode(AVCodecContext *avctx, AVPacket *pkt,
931  const AVFrame *frame, int *got_packet)
932 {
933  VP8Context *ctx = avctx->priv_data;
934  struct vpx_image *rawimg = NULL;
935  struct vpx_image *rawimg_alpha = NULL;
936  int64_t timestamp = 0;
937  int res, coded_size;
938  vpx_enc_frame_flags_t flags = 0;
939 
940  if (frame) {
941  rawimg = &ctx->rawimg;
942  rawimg->planes[VPX_PLANE_Y] = frame->data[0];
943  rawimg->planes[VPX_PLANE_U] = frame->data[1];
944  rawimg->planes[VPX_PLANE_V] = frame->data[2];
945  rawimg->stride[VPX_PLANE_Y] = frame->linesize[0];
946  rawimg->stride[VPX_PLANE_U] = frame->linesize[1];
947  rawimg->stride[VPX_PLANE_V] = frame->linesize[2];
948  if (ctx->is_alpha) {
949  uint8_t *u_plane, *v_plane;
950  rawimg_alpha = &ctx->rawimg_alpha;
951  rawimg_alpha->planes[VPX_PLANE_Y] = frame->data[3];
952  u_plane = av_malloc(frame->linesize[1] * frame->height);
953  v_plane = av_malloc(frame->linesize[2] * frame->height);
954  if (!u_plane || !v_plane) {
955  av_free(u_plane);
956  av_free(v_plane);
957  return AVERROR(ENOMEM);
958  }
959  memset(u_plane, 0x80, frame->linesize[1] * frame->height);
960  rawimg_alpha->planes[VPX_PLANE_U] = u_plane;
961  memset(v_plane, 0x80, frame->linesize[2] * frame->height);
962  rawimg_alpha->planes[VPX_PLANE_V] = v_plane;
963  rawimg_alpha->stride[VPX_PLANE_Y] = frame->linesize[0];
964  rawimg_alpha->stride[VPX_PLANE_U] = frame->linesize[1];
965  rawimg_alpha->stride[VPX_PLANE_V] = frame->linesize[2];
966  }
967  timestamp = frame->pts;
968  if (frame->pict_type == AV_PICTURE_TYPE_I)
969  flags |= VPX_EFLAG_FORCE_KF;
970  }
971 
972  res = vpx_codec_encode(&ctx->encoder, rawimg, timestamp,
973  avctx->ticks_per_frame, flags, ctx->deadline);
974  if (res != VPX_CODEC_OK) {
975  log_encoder_error(avctx, "Error encoding frame");
976  return AVERROR_INVALIDDATA;
977  }
978 
979  if (ctx->is_alpha) {
980  res = vpx_codec_encode(&ctx->encoder_alpha, rawimg_alpha, timestamp,
981  avctx->ticks_per_frame, flags, ctx->deadline);
982  if (res != VPX_CODEC_OK) {
983  log_encoder_error(avctx, "Error encoding alpha frame");
984  return AVERROR_INVALIDDATA;
985  }
986  }
987 
988  coded_size = queue_frames(avctx, pkt);
989 
990  if (!frame && avctx->flags & AV_CODEC_FLAG_PASS1) {
991  unsigned int b64_size = AV_BASE64_SIZE(ctx->twopass_stats.sz);
992 
993  avctx->stats_out = av_malloc(b64_size);
994  if (!avctx->stats_out) {
995  av_log(avctx, AV_LOG_ERROR, "Stat buffer alloc (%d bytes) failed\n",
996  b64_size);
997  return AVERROR(ENOMEM);
998  }
999  av_base64_encode(avctx->stats_out, b64_size, ctx->twopass_stats.buf,
1000  ctx->twopass_stats.sz);
1001  }
1002 
1003  if (rawimg_alpha) {
1004  av_freep(&rawimg_alpha->planes[VPX_PLANE_U]);
1005  av_freep(&rawimg_alpha->planes[VPX_PLANE_V]);
1006  }
1007 
1008  *got_packet = !!coded_size;
1009  return 0;
1010 }
1011 
1012 #define OFFSET(x) offsetof(VP8Context, x)
1013 #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
1014 
1015 #ifndef VPX_ERROR_RESILIENT_DEFAULT
1016 #define VPX_ERROR_RESILIENT_DEFAULT 1
1017 #define VPX_ERROR_RESILIENT_PARTITIONS 2
1018 #endif
1019 
1020 #define COMMON_OPTIONS \
1021  { "auto-alt-ref", "Enable use of alternate reference " \
1022  "frames (2-pass only)", OFFSET(auto_alt_ref), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE}, \
1023  { "lag-in-frames", "Number of frames to look ahead for " \
1024  "alternate reference frame selection", OFFSET(lag_in_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1025  { "arnr-maxframes", "altref noise reduction max frame count", OFFSET(arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1026  { "arnr-strength", "altref noise reduction filter strength", OFFSET(arnr_strength), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1027  { "arnr-type", "altref noise reduction filter type", OFFSET(arnr_type), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE, "arnr_type"}, \
1028  { "backward", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, "arnr_type" }, \
1029  { "forward", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, "arnr_type" }, \
1030  { "centered", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 3}, 0, 0, VE, "arnr_type" }, \
1031  { "tune", "Tune the encoding to a specific scenario", OFFSET(tune), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE, "tune"}, \
1032  { "psnr", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VP8_TUNE_PSNR}, 0, 0, VE, "tune"}, \
1033  { "ssim", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VP8_TUNE_SSIM}, 0, 0, VE, "tune"}, \
1034  { "deadline", "Time to spend encoding, in microseconds.", OFFSET(deadline), AV_OPT_TYPE_INT, {.i64 = VPX_DL_GOOD_QUALITY}, INT_MIN, INT_MAX, VE, "quality"}, \
1035  { "best", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_BEST_QUALITY}, 0, 0, VE, "quality"}, \
1036  { "good", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_GOOD_QUALITY}, 0, 0, VE, "quality"}, \
1037  { "realtime", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_REALTIME}, 0, 0, VE, "quality"}, \
1038  { "error-resilient", "Error resilience configuration", OFFSET(error_resilient), AV_OPT_TYPE_FLAGS, {.i64 = 0}, INT_MIN, INT_MAX, VE, "er"}, \
1039  { "max-intra-rate", "Maximum I-frame bitrate (pct) 0=unlimited", OFFSET(max_intra_rate), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1040  { "default", "Improve resiliency against losses of whole frames", 0, AV_OPT_TYPE_CONST, {.i64 = VPX_ERROR_RESILIENT_DEFAULT}, 0, 0, VE, "er"}, \
1041  { "partitions", "The frame partitions are independently decodable " \
1042  "by the bool decoder, meaning that partitions can be decoded even " \
1043  "though earlier partitions have been lost. Note that intra predicition" \
1044  " is still done over the partition boundary.", 0, AV_OPT_TYPE_CONST, {.i64 = VPX_ERROR_RESILIENT_PARTITIONS}, 0, 0, VE, "er"}, \
1045  { "crf", "Select the quality for constant quality mode", offsetof(VP8Context, crf), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 63, VE }, \
1046  { "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 }, \
1047  { "drop-threshold", "Frame drop threshold", offsetof(VP8Context, drop_threshold), AV_OPT_TYPE_INT, {.i64 = 0 }, INT_MIN, INT_MAX, VE }, \
1048  { "noise-sensitivity", "Noise sensitivity", OFFSET(noise_sensitivity), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, 4, VE}, \
1049  { "undershoot-pct", "Datarate undershoot (min) target (%)", OFFSET(rc_undershoot_pct), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 100, VE }, \
1050  { "overshoot-pct", "Datarate overshoot (max) target (%)", OFFSET(rc_overshoot_pct), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1000, VE }, \
1051 
1052 #define LEGACY_OPTIONS \
1053  {"speed", "", offsetof(VP8Context, cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -16, 16, VE}, \
1054  {"quality", "", offsetof(VP8Context, deadline), AV_OPT_TYPE_INT, {.i64 = VPX_DL_GOOD_QUALITY}, INT_MIN, INT_MAX, VE, "quality"}, \
1055  {"vp8flags", "", offsetof(VP8Context, flags), AV_OPT_TYPE_FLAGS, {.i64 = 0}, 0, UINT_MAX, VE, "flags"}, \
1056  {"error_resilient", "enable error resilience", 0, AV_OPT_TYPE_CONST, {.i64 = VP8F_ERROR_RESILIENT}, INT_MIN, INT_MAX, VE, "flags"}, \
1057  {"altref", "enable use of alternate reference frames (VP8/2-pass only)", 0, AV_OPT_TYPE_CONST, {.i64 = VP8F_AUTO_ALT_REF}, INT_MIN, INT_MAX, VE, "flags"}, \
1058  {"arnr_max_frames", "altref noise reduction max frame count", offsetof(VP8Context, arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 15, VE}, \
1059  {"arnr_strength", "altref noise reduction filter strength", offsetof(VP8Context, arnr_strength), AV_OPT_TYPE_INT, {.i64 = 3}, 0, 6, VE}, \
1060  {"arnr_type", "altref noise reduction filter type", offsetof(VP8Context, arnr_type), AV_OPT_TYPE_INT, {.i64 = 3}, 1, 3, VE}, \
1061  {"rc_lookahead", "Number of frames to look ahead for alternate reference frame selection", offsetof(VP8Context, lag_in_frames), AV_OPT_TYPE_INT, {.i64 = 25}, 0, 25, VE}, \
1062 
1063 #if CONFIG_LIBVPX_VP8_ENCODER
1064 static const AVOption vp8_options[] = {
1066  { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -16, 16, VE},
1068  { NULL }
1069 };
1070 #endif
1071 
1072 #if CONFIG_LIBVPX_VP9_ENCODER
1073 static const AVOption vp9_options[] = {
1075  { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -8, 8, VE},
1076  { "lossless", "Lossless mode", OFFSET(lossless), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 1, VE},
1077  { "tile-columns", "Number of tile columns to use, log2", OFFSET(tile_columns), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE},
1078  { "tile-rows", "Number of tile rows to use, log2", OFFSET(tile_rows), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE},
1079  { "frame-parallel", "Enable frame parallel decodability features", OFFSET(frame_parallel), AV_OPT_TYPE_BOOL,{.i64 = -1}, -1, 1, VE},
1080  { "aq-mode", "adaptive quantization mode", OFFSET(aq_mode), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 3, VE, "aq_mode"},
1081  { "none", "Aq not used", 0, AV_OPT_TYPE_CONST, {.i64 = 0}, 0, 0, VE, "aq_mode" },
1082  { "variance", "Variance based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, "aq_mode" },
1083  { "complexity", "Complexity based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, "aq_mode" },
1084  { "cyclic", "Cyclic Refresh Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 3}, 0, 0, VE, "aq_mode" },
1086  { NULL }
1087 };
1088 #endif
1089 
1090 #undef COMMON_OPTIONS
1091 #undef LEGACY_OPTIONS
1092 
1093 static const AVCodecDefault defaults[] = {
1094  { "qmin", "-1" },
1095  { "qmax", "-1" },
1096  { "g", "-1" },
1097  { "keyint_min", "-1" },
1098  { NULL },
1099 };
1100 
1101 #if CONFIG_LIBVPX_VP8_ENCODER
1102 static av_cold int vp8_init(AVCodecContext *avctx)
1103 {
1104  return vpx_init(avctx, vpx_codec_vp8_cx());
1105 }
1106 
1107 static const AVClass class_vp8 = {
1108  .class_name = "libvpx-vp8 encoder",
1109  .item_name = av_default_item_name,
1110  .option = vp8_options,
1111  .version = LIBAVUTIL_VERSION_INT,
1112 };
1113 
1114 AVCodec ff_libvpx_vp8_encoder = {
1115  .name = "libvpx",
1116  .long_name = NULL_IF_CONFIG_SMALL("libvpx VP8"),
1117  .type = AVMEDIA_TYPE_VIDEO,
1118  .id = AV_CODEC_ID_VP8,
1119  .priv_data_size = sizeof(VP8Context),
1120  .init = vp8_init,
1121  .encode2 = vp8_encode,
1122  .close = vp8_free,
1125  .priv_class = &class_vp8,
1126  .defaults = defaults,
1127 };
1128 #endif /* CONFIG_LIBVPX_VP8_ENCODER */
1129 
1130 #if CONFIG_LIBVPX_VP9_ENCODER
1131 static av_cold int vp9_init(AVCodecContext *avctx)
1132 {
1133  return vpx_init(avctx, vpx_codec_vp9_cx());
1134 }
1135 
1136 static const AVClass class_vp9 = {
1137  .class_name = "libvpx-vp9 encoder",
1138  .item_name = av_default_item_name,
1139  .option = vp9_options,
1140  .version = LIBAVUTIL_VERSION_INT,
1141 };
1142 
1143 AVCodec ff_libvpx_vp9_encoder = {
1144  .name = "libvpx-vp9",
1145  .long_name = NULL_IF_CONFIG_SMALL("libvpx VP9"),
1146  .type = AVMEDIA_TYPE_VIDEO,
1147  .id = AV_CODEC_ID_VP9,
1148  .priv_data_size = sizeof(VP8Context),
1149  .init = vp9_init,
1150  .encode2 = vp8_encode,
1151  .close = vp8_free,
1154  .priv_class = &class_vp9,
1155  .defaults = defaults,
1156  .init_static_data = ff_vp9_init_static,
1157 };
1158 #endif /* CONFIG_LIBVPX_VP9_ENCODER */
uint64_t sse[4]
Definition: libvpxenc.c:57
also ITU-R BT1361 / IEC 61966-2-4 xvYCC709 / SMPTE RP177 Annex B
Definition: pixfmt.h:436
int cpu_used
Definition: libvpxenc.c:77
struct vpx_image rawimg_alpha
Definition: libvpxenc.c:68
#define NULL
Definition: coverity.c:32
const char const char void * val
Definition: avisynth_c.h:634
#define AVERROR_INVALIDDATA
Invalid data found when processing input.
Definition: error.h:59
int lag_in_frames
Definition: libvpxenc.c:93
#define AV_PIX_FMT_YUV440P10
Definition: pixfmt.h:343
This structure describes decoded (raw) audio or video data.
Definition: frame.h:184
AVOption.
Definition: opt.h:245
int ff_side_data_set_encoder_stats(AVPacket *pkt, int quality, int64_t *error, int error_count, int pict_type)
Definition: avpacket.c:641
struct vpx_codec_ctx encoder
Definition: libvpxenc.c:65
uint64_t error[AV_NUM_DATA_POINTERS]
error
Definition: avcodec.h:2986
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
#define OFFSET(x)
Definition: libvpxenc.c:1012
planar YUV 4:4:4, 24bpp, (1 Cr & Cb sample per 1x1 Y samples)
Definition: pixfmt.h:67
#define AV_LOG_WARNING
Something somehow does not look correct.
Definition: log.h:182
int64_t bit_rate
the average bitrate
Definition: avcodec.h:1713
#define LIBAVUTIL_VERSION_INT
Definition: version.h:70
const char * desc
Definition: nvenc.c:89
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:1302
also ITU-R BT601-6 625 / ITU-R BT1358 625 / ITU-R BT1700 625 PAL & SECAM / IEC 61966-2-4 xvYCC601 ...
Definition: pixfmt.h:440
int rc_initial_buffer_occupancy
Number of bits which should be loaded into the rc buffer before decoding starts.
Definition: avcodec.h:2686
int tile_columns
Definition: libvpxenc.c:103
enum AVColorRange color_range
MPEG vs JPEG YUV range.
Definition: avcodec.h:2384
planar GBR 4:4:4 24bpp
Definition: pixfmt.h:180
int num
numerator
Definition: rational.h:44
int size
Definition: avcodec.h:1580
#define AV_PIX_FMT_GBRP10
Definition: pixfmt.h:357
int av_log2(unsigned v)
Definition: intmath.c:26
also ITU-R BT601-6 525 / ITU-R BT1358 525 / ITU-R BT1700 NTSC
Definition: pixfmt.h:441
enum AVPixelFormat pix_fmt
Pixel format, see AV_PIX_FMT_xxx.
Definition: avcodec.h:1876
size_t sz
length of compressed data
Definition: libvpxenc.c:49
static int sse(MpegEncContext *s, uint8_t *src1, uint8_t *src2, int w, int h, int stride)
#define AV_PIX_FMT_YUV420P12
Definition: pixfmt.h:345
char * stats_in
pass2 encoding statistics input buffer Concatenated stuff from stats_out of pass1 should be placed he...
Definition: avcodec.h:2824
int arnr_max_frames
Definition: libvpxenc.c:87
static AVPacket pkt
#define AV_CODEC_CAP_AUTO_THREADS
Codec supports avctx->thread_count == 0 (auto).
Definition: avcodec.h:1030
struct vpx_codec_ctx encoder_alpha
Definition: libvpxenc.c:67
int profile
profile
Definition: avcodec.h:3152
int max_intra_rate
Definition: libvpxenc.c:97
AVCodec.
Definition: avcodec.h:3541
order of coefficients is actually GBR, also IEC 61966-2-1 (sRGB)
Definition: pixfmt.h:435
int min_bitrate
Minimum bitrate of the stream, in bits per second.
Definition: avcodec.h:1307
functionally identical to above
Definition: pixfmt.h:442
int error_resilient
Definition: libvpxenc.c:94
AVRational time_base
This is the fundamental unit of time (in seconds) in terms of which frame timestamps are represented...
Definition: avcodec.h:1785
#define VP8F_AUTO_ALT_REF
Enable automatic alternate reference frame generation.
Definition: libvpxenc.c:83
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_WB64(p, v)
Definition: intreadwrite.h:433
#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: avcodec.h:980
int auto_alt_ref
Definition: libvpxenc.c:85
#define av_assert0(cond)
assert() equivalent, that is always enabled.
Definition: avassert.h:37
planar YUV 4:2:0, 20bpp, (1 Cr & Cb sample per 2x2 Y & A samples)
Definition: pixfmt.h:102
attribute_deprecated float rc_buffer_aggressivity
Definition: avcodec.h:2661
uint8_t
#define av_cold
Definition: attributes.h:82
static av_cold int codecctl_int(AVCodecContext *avctx, enum vp8e_enc_control_id id, int val)
Definition: libvpxenc.c:242
#define av_malloc(s)
int lossless
Definition: libvpxenc.c:102
int64_t pts
time stamp to show frame (in timebase units)
Definition: libvpxenc.c:52
AVOptions.
static void coded_frame_add(void *list, struct FrameListData *cx_frame)
Definition: libvpxenc.c:213
int64_t pts
Presentation timestamp in time_base units (time when frame should be shown to user).
Definition: frame.h:268
static AVFrame * frame
uint8_t * data
Definition: avcodec.h:1579
int frame_parallel
Definition: libvpxenc.c:105
#define AV_LOG_VERBOSE
Detailed information.
Definition: log.h:192
int buffer_size
The size of the buffer to which the ratecontrol is applied, in bits.
Definition: avcodec.h:1318
ptrdiff_t size
Definition: opengl_enc.c:101
#define AV_PIX_FMT_YUV422P12
Definition: pixfmt.h:346
char * stats_out
pass1 encoding statistics output buffer
Definition: avcodec.h:2816
attribute_deprecated uint64_t error[AV_NUM_DATA_POINTERS]
Definition: frame.h:306
attribute_deprecated int frame_skip_threshold
Definition: avcodec.h:2726
#define av_log(a,...)
#define LEGACY_OPTIONS
Definition: libvpxenc.c:1052
#define AV_PKT_FLAG_KEY
The packet contains a keyframe.
Definition: avcodec.h:1611
int tune
Definition: libvpxenc.c:91
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
Definition: log.h:176
struct vpx_image rawimg
Definition: libvpxenc.c:66
static int storeframe(AVCodecContext *avctx, struct FrameListData *cx_frame, AVPacket *pkt)
Store coded frame information in format suitable for return from encode2().
Definition: libvpxenc.c:750
av_default_item_name
#define AVERROR(e)
Definition: error.h:43
#define COMMON_OPTIONS
Definition: libvpxenc.c:1020
int qmax
maximum quantizer
Definition: avcodec.h:2597
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
Definition: internal.h:176
#define AV_LOG_DEBUG
Stuff which is only useful for libav* developers.
Definition: log.h:197
int flags
AV_CODEC_FLAG_*.
Definition: avcodec.h:1743
Round to nearest and halfway cases away from zero.
Definition: mathematics.h:75
simple assert() macros that are a bit more flexible than ISO C assert().
const char * name
Name of the codec implementation.
Definition: avcodec.h:3548
#define AV_PIX_FMT_YUV444P10
Definition: pixfmt.h:344
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
int flags
A combination of AV_PKT_FLAG values.
Definition: avcodec.h:1585
planar YUV 4:2:2, 16bpp, (1 Cr & Cb sample per 2x1 Y samples)
Definition: pixfmt.h:66
int rc_buffer_size
decoder bitstream buffer size
Definition: avcodec.h:2624
int64_t rc_min_rate
minimum bitrate
Definition: avcodec.h:2654
common internal API header
static void cx_pktcpy(struct FrameListData *dst, const struct vpx_codec_cx_pkt *src, const struct vpx_codec_cx_pkt *src_alpha, VP8Context *ctx)
Definition: libvpxenc.c:708
static av_cold void dump_enc_cfg(AVCodecContext *avctx, const struct vpx_codec_enc_cfg *cfg)
Definition: libvpxenc.c:151
enum AVPictureType pict_type
Picture type of the frame.
Definition: frame.h:258
#define AV_BASE64_SIZE(x)
Calculate the output size needed to base64-encode x bytes to a null-terminated string.
Definition: base64.h:66
#define width
int width
picture width / height.
Definition: avcodec.h:1835
#define FF_PROFILE_UNKNOWN
Definition: avcodec.h:3153
ITU-R BT2020 non-constant luminance system.
Definition: pixfmt.h:444
attribute_deprecated int noise_reduction
Definition: avcodec.h:2236
int static_thresh
Definition: libvpxenc.c:96
AVFormatContext * ctx
Definition: movenc.c:48
#define AV_CODEC_FLAG_PSNR
error[?] variables will be set during encoding.
Definition: avcodec.h:861
#define AV_CODEC_FLAG_PASS1
Use internal 2pass ratecontrol in first pass mode.
Definition: avcodec.h:845
uint64_t sse[4]
Definition: libvpxenc.c:72
static av_cold int vp8_free(AVCodecContext *avctx)
Definition: libvpxenc.c:263
int ticks_per_frame
For some codecs, the time base is closer to the field rate than the frame rate.
Definition: avcodec.h:1794
static av_cold void log_encoder_error(AVCodecContext *avctx, const char *desc)
Definition: libvpxenc.c:140
attribute_deprecated int mb_threshold
Definition: avcodec.h:2250
int arnr_strength
Definition: libvpxenc.c:88
#define src
Definition: vp9dsp.c:530
int thread_count
thread count is used to decide how many independent tasks should be passed to execute() ...
Definition: avcodec.h:3078
struct FrameListData * next
Definition: libvpxenc.c:60
the normal 2^n-1 "JPEG" YUV ranges
Definition: pixfmt.h:457
#define VP8F_ERROR_RESILIENT
Enable measures appropriate for streaming over lossy links.
Definition: libvpxenc.c:82
static av_cold int vpx_init(AVCodecContext *avctx, const struct vpx_codec_iface *iface)
Definition: libvpxenc.c:412
int flags
VP8 specific flags, see VP8F_* below.
Definition: libvpxenc.c:81
This structure describes the bitrate properties of an encoded bitstream.
Definition: avcodec.h:1297
static const AVCodecDefault defaults[]
Definition: libvpxenc.c:1093
#define AV_LOG_INFO
Standard information.
Definition: log.h:187
#define VE
Definition: libvpxenc.c:1013
Libavcodec external API header.
enum AVCodecID codec_id
Definition: avcodec.h:1665
av_cold void ff_vp9_init_static(AVCodec *codec)
Definition: libvpx.c:69
int linesize[AV_NUM_DATA_POINTERS]
For video, size in bytes of each picture line.
Definition: frame.h:215
static av_cold int vp9_init(AVFormatContext *ctx, int st_index, PayloadContext *data)
Definition: rtpdec_vp9.c:34
main external API structure.
Definition: avcodec.h:1648
static int queue_frames(AVCodecContext *avctx, AVPacket *pkt_out)
Queue multiple output frames from the encoder, returning the front-most.
Definition: libvpxenc.c:828
void av_packet_unref(AVPacket *pkt)
Wipe the packet.
Definition: avpacket.c:563
int qmin
minimum quantizer
Definition: avcodec.h:2590
void * buf
Definition: avisynth_c.h:553
Data found in BlockAdditional element of matroska container.
Definition: avcodec.h:1486
int deadline
Definition: libvpxenc.c:71
#define AV_PIX_FMT_YUV420P10
Definition: pixfmt.h:341
Describe the class of an AVClass context structure.
Definition: log.h:67
enum AVColorSpace colorspace
YUV colorspace type.
Definition: avcodec.h:2377
int arnr_type
Definition: libvpxenc.c:89
uint32_t flags
flags for this frame
Definition: libvpxenc.c:56
#define AV_PIX_FMT_YUV440P12
Definition: pixfmt.h:347
#define snprintf
Definition: snprintf.h:34
int ff_alloc_packet2(AVCodecContext *avctx, AVPacket *avpkt, int64_t size, int64_t min_size)
Check AVPacket size and/or allocate data.
Definition: utils.c:1690
static av_cold void free_coded_frame(struct FrameListData *cx_frame)
Definition: libvpxenc.c:223
uint64_t frame_number
Definition: libvpxenc.c:59
float qcompress
amount of qscale change between easy & hard scenes (0.0-1.0)
Definition: avcodec.h:2582
static int set_pix_fmt(AVCodecContext *avctx, struct vpx_image *img)
Definition: libvpxdec.c:64
static int vp8_encode(AVCodecContext *avctx, AVPacket *pkt, const AVFrame *frame, int *got_packet)
Definition: libvpxenc.c:930
static enum AVPixelFormat pix_fmts[]
Definition: libkvazaar.c:262
void * buf
compressed data buffer
Definition: libvpxenc.c:48
int rc_undershoot_pct
Definition: libvpxenc.c:98
size_t sz_alpha
Definition: libvpxenc.c:51
#define AV_PIX_FMT_GBRP12
Definition: pixfmt.h:358
int have_sse
true if we have pending sse[]
Definition: libvpxenc.c:58
#define SIZE_SPECIFIER
Definition: internal.h:252
#define AV_PIX_FMT_YUV422P10
Definition: pixfmt.h:342
static int flags
Definition: cpu.c:47
#define AV_PIX_FMT_YUV444P12
Definition: pixfmt.h:348
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
Definition: frame.h:198
uint8_t level
Definition: svq3.c:193
uint8_t is_alpha
Definition: libvpxenc.c:69
the normal 219*2^(n-8) "MPEG" YUV ranges
Definition: pixfmt.h:456
int gop_size
the number of pictures in a group of pictures, or 0 for intra_only
Definition: avcodec.h:1861
static const char *const ctlidstr[]
String mappings for enum vp8e_enc_control_id.
Definition: libvpxenc.c:113
struct vpx_fixed_buf twopass_stats
Definition: libvpxenc.c:70
static av_cold int vp8_init(AVFormatContext *s, int st_index, PayloadContext *vp8)
Definition: rtpdec_vp8.c:263
static const AVProfile profiles[]
Definition: libfaac.c:216
planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples)
Definition: pixfmt.h:62
#define FF_DISABLE_DEPRECATION_WARNINGS
Definition: internal.h:80
common internal api header.
int noise_sensitivity
Definition: libvpxenc.c:108
int rc_overshoot_pct
Definition: libvpxenc.c:99
common internal and external API header
int vpx_cs
Definition: libvpxenc.c:109
int av_reallocp(void *ptr, size_t size)
Allocate or reallocate a block of memory.
Definition: mem.c:187
attribute_deprecated AVFrame * coded_frame
the picture in the bitstream
Definition: avcodec.h:3069
int den
denominator
Definition: rational.h:45
AVCPBProperties * ff_add_cpb_side_data(AVCodecContext *avctx)
Add a CPB properties side data to an encoding context.
Definition: utils.c:3992
static av_cold void free_frame_list(struct FrameListData *list)
Definition: libvpxenc.c:231
#define AV_CODEC_FLAG_PASS2
Use internal 2pass ratecontrol in second pass mode.
Definition: avcodec.h:849
void * buf_alpha
Definition: libvpxenc.c:50
int slices
Number of slices.
Definition: avcodec.h:2400
void * priv_data
Definition: avcodec.h:1690
#define av_free(p)
int drop_threshold
Definition: libvpxenc.c:107
#define FF_ENABLE_DEPRECATION_WARNINGS
Definition: internal.h:81
Portion of struct vpx_codec_cx_pkt from vpx_encoder.h.
Definition: libvpxenc.c:47
int avg_bitrate
Average bitrate of the stream, in bits per second.
Definition: avcodec.h:1312
int tile_rows
Definition: libvpxenc.c:104
int key_frame
1 -> keyframe, 0-> not
Definition: frame.h:253
unsigned long duration
duration to show frame (in timebase units)
Definition: libvpxenc.c:54
int av_base64_decode(uint8_t *out, const char *in_str, int out_size)
Decode a base64-encoded string.
Definition: base64.c:79
#define lrint
Definition: tablegen.h:53
static void stats(const struct CachedBuf *in, int n_in, unsigned *_max, unsigned *_sum)
int have_sse
true if we have pending sse[]
Definition: libvpxenc.c:73
int64_t dts
Decompression timestamp in AVStream->time_base units; the time at which the packet is decompressed...
Definition: avcodec.h:1578
int height
Definition: frame.h:236
#define av_freep(p)
planar YUV 4:4:0 (1 Cr & Cb sample per 1x2 Y samples)
Definition: pixfmt.h:100
uint8_t * av_packet_new_side_data(AVPacket *pkt, enum AVPacketSideDataType type, int size)
Allocate new information of a packet.
Definition: avpacket.c:313
const AVProfile ff_vp9_profiles[]
Definition: profiles.c:123
AVPixelFormat
Pixel format.
Definition: pixfmt.h:60
This structure stores compressed data.
Definition: avcodec.h:1556
struct FrameListData * coded_frame_list
Definition: libvpxenc.c:75
int aq_mode
Definition: libvpxenc.c:106
uint64_t frame_number
Definition: libvpxenc.c:74
int64_t pts
Presentation timestamp in AVStream->time_base units; the time at which the decompressed packet will b...
Definition: avcodec.h:1572
Predicted.
Definition: avutil.h:267
#define av_unused
Definition: attributes.h:126
int64_t rc_max_rate
maximum bitrate
Definition: avcodec.h:2647
int keyint_min
minimum GOP size
Definition: avcodec.h:2321