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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  * VP8/9 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 VPxEncoderContext {
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  float level;
111  int row_mt;
114 } VPxContext;
115 
116 /** String mappings for enum vp8e_enc_control_id */
117 static const char *const ctlidstr[] = {
118  [VP8E_SET_CPUUSED] = "VP8E_SET_CPUUSED",
119  [VP8E_SET_ENABLEAUTOALTREF] = "VP8E_SET_ENABLEAUTOALTREF",
120  [VP8E_SET_NOISE_SENSITIVITY] = "VP8E_SET_NOISE_SENSITIVITY",
121  [VP8E_SET_STATIC_THRESHOLD] = "VP8E_SET_STATIC_THRESHOLD",
122  [VP8E_SET_TOKEN_PARTITIONS] = "VP8E_SET_TOKEN_PARTITIONS",
123  [VP8E_SET_ARNR_MAXFRAMES] = "VP8E_SET_ARNR_MAXFRAMES",
124  [VP8E_SET_ARNR_STRENGTH] = "VP8E_SET_ARNR_STRENGTH",
125  [VP8E_SET_ARNR_TYPE] = "VP8E_SET_ARNR_TYPE",
126  [VP8E_SET_TUNING] = "VP8E_SET_TUNING",
127  [VP8E_SET_CQ_LEVEL] = "VP8E_SET_CQ_LEVEL",
128  [VP8E_SET_MAX_INTRA_BITRATE_PCT] = "VP8E_SET_MAX_INTRA_BITRATE_PCT",
129 #if CONFIG_LIBVPX_VP9_ENCODER
130  [VP9E_SET_LOSSLESS] = "VP9E_SET_LOSSLESS",
131  [VP9E_SET_TILE_COLUMNS] = "VP9E_SET_TILE_COLUMNS",
132  [VP9E_SET_TILE_ROWS] = "VP9E_SET_TILE_ROWS",
133  [VP9E_SET_FRAME_PARALLEL_DECODING] = "VP9E_SET_FRAME_PARALLEL_DECODING",
134  [VP9E_SET_AQ_MODE] = "VP9E_SET_AQ_MODE",
135  [VP9E_SET_COLOR_SPACE] = "VP9E_SET_COLOR_SPACE",
136 #if VPX_ENCODER_ABI_VERSION >= 11
137  [VP9E_SET_COLOR_RANGE] = "VP9E_SET_COLOR_RANGE",
138 #endif
139 #if VPX_ENCODER_ABI_VERSION >= 12
140  [VP9E_SET_TARGET_LEVEL] = "VP9E_SET_TARGET_LEVEL",
141  [VP9E_GET_LEVEL] = "VP9E_GET_LEVEL",
142 #endif
143 #ifdef VPX_CTRL_VP9E_SET_ROW_MT
144  [VP9E_SET_ROW_MT] = "VP9E_SET_ROW_MT",
145 #endif
146 #ifdef VPX_CTRL_VP9E_SET_TUNE_CONTENT
147  [VP9E_SET_TUNE_CONTENT] = "VP9E_SET_TUNE_CONTENT",
148 #endif
149 #endif
150 };
151 
152 static av_cold void log_encoder_error(AVCodecContext *avctx, const char *desc)
153 {
154  VPxContext *ctx = avctx->priv_data;
155  const char *error = vpx_codec_error(&ctx->encoder);
156  const char *detail = vpx_codec_error_detail(&ctx->encoder);
157 
158  av_log(avctx, AV_LOG_ERROR, "%s: %s\n", desc, error);
159  if (detail)
160  av_log(avctx, AV_LOG_ERROR, " Additional information: %s\n", detail);
161 }
162 
164  const struct vpx_codec_enc_cfg *cfg)
165 {
166  int width = -30;
167  int level = AV_LOG_DEBUG;
168 
169  av_log(avctx, level, "vpx_codec_enc_cfg\n");
170  av_log(avctx, level, "generic settings\n"
171  " %*s%u\n %*s%u\n %*s%u\n %*s%u\n %*s%u\n"
172 #if CONFIG_LIBVPX_VP9_ENCODER
173  " %*s%u\n %*s%u\n"
174 #endif
175  " %*s{%u/%u}\n %*s%u\n %*s%d\n %*s%u\n",
176  width, "g_usage:", cfg->g_usage,
177  width, "g_threads:", cfg->g_threads,
178  width, "g_profile:", cfg->g_profile,
179  width, "g_w:", cfg->g_w,
180  width, "g_h:", cfg->g_h,
181 #if CONFIG_LIBVPX_VP9_ENCODER
182  width, "g_bit_depth:", cfg->g_bit_depth,
183  width, "g_input_bit_depth:", cfg->g_input_bit_depth,
184 #endif
185  width, "g_timebase:", cfg->g_timebase.num, cfg->g_timebase.den,
186  width, "g_error_resilient:", cfg->g_error_resilient,
187  width, "g_pass:", cfg->g_pass,
188  width, "g_lag_in_frames:", cfg->g_lag_in_frames);
189  av_log(avctx, level, "rate control settings\n"
190  " %*s%u\n %*s%u\n %*s%u\n %*s%u\n"
191  " %*s%d\n %*s%p(%"SIZE_SPECIFIER")\n %*s%u\n",
192  width, "rc_dropframe_thresh:", cfg->rc_dropframe_thresh,
193  width, "rc_resize_allowed:", cfg->rc_resize_allowed,
194  width, "rc_resize_up_thresh:", cfg->rc_resize_up_thresh,
195  width, "rc_resize_down_thresh:", cfg->rc_resize_down_thresh,
196  width, "rc_end_usage:", cfg->rc_end_usage,
197  width, "rc_twopass_stats_in:", cfg->rc_twopass_stats_in.buf, cfg->rc_twopass_stats_in.sz,
198  width, "rc_target_bitrate:", cfg->rc_target_bitrate);
199  av_log(avctx, level, "quantizer settings\n"
200  " %*s%u\n %*s%u\n",
201  width, "rc_min_quantizer:", cfg->rc_min_quantizer,
202  width, "rc_max_quantizer:", cfg->rc_max_quantizer);
203  av_log(avctx, level, "bitrate tolerance\n"
204  " %*s%u\n %*s%u\n",
205  width, "rc_undershoot_pct:", cfg->rc_undershoot_pct,
206  width, "rc_overshoot_pct:", cfg->rc_overshoot_pct);
207  av_log(avctx, level, "decoder buffer model\n"
208  " %*s%u\n %*s%u\n %*s%u\n",
209  width, "rc_buf_sz:", cfg->rc_buf_sz,
210  width, "rc_buf_initial_sz:", cfg->rc_buf_initial_sz,
211  width, "rc_buf_optimal_sz:", cfg->rc_buf_optimal_sz);
212  av_log(avctx, level, "2 pass rate control settings\n"
213  " %*s%u\n %*s%u\n %*s%u\n",
214  width, "rc_2pass_vbr_bias_pct:", cfg->rc_2pass_vbr_bias_pct,
215  width, "rc_2pass_vbr_minsection_pct:", cfg->rc_2pass_vbr_minsection_pct,
216  width, "rc_2pass_vbr_maxsection_pct:", cfg->rc_2pass_vbr_maxsection_pct);
217 #if VPX_ENCODER_ABI_VERSION >= 14
218  av_log(avctx, level, " %*s%u\n",
219  width, "rc_2pass_vbr_corpus_complexity:", cfg->rc_2pass_vbr_corpus_complexity);
220 #endif
221  av_log(avctx, level, "keyframing settings\n"
222  " %*s%d\n %*s%u\n %*s%u\n",
223  width, "kf_mode:", cfg->kf_mode,
224  width, "kf_min_dist:", cfg->kf_min_dist,
225  width, "kf_max_dist:", cfg->kf_max_dist);
226  av_log(avctx, level, "\n");
227 }
228 
229 static void coded_frame_add(void *list, struct FrameListData *cx_frame)
230 {
231  struct FrameListData **p = list;
232 
233  while (*p)
234  p = &(*p)->next;
235  *p = cx_frame;
236  cx_frame->next = NULL;
237 }
238 
239 static av_cold void free_coded_frame(struct FrameListData *cx_frame)
240 {
241  av_freep(&cx_frame->buf);
242  if (cx_frame->buf_alpha)
243  av_freep(&cx_frame->buf_alpha);
244  av_freep(&cx_frame);
245 }
246 
247 static av_cold void free_frame_list(struct FrameListData *list)
248 {
249  struct FrameListData *p = list;
250 
251  while (p) {
252  list = list->next;
253  free_coded_frame(p);
254  p = list;
255  }
256 }
257 
259  enum vp8e_enc_control_id id, int val)
260 {
261  VPxContext *ctx = avctx->priv_data;
262  char buf[80];
263  int width = -30;
264  int res;
265 
266  snprintf(buf, sizeof(buf), "%s:", ctlidstr[id]);
267  av_log(avctx, AV_LOG_DEBUG, " %*s%d\n", width, buf, val);
268 
269  res = vpx_codec_control(&ctx->encoder, id, val);
270  if (res != VPX_CODEC_OK) {
271  snprintf(buf, sizeof(buf), "Failed to set %s codec control",
272  ctlidstr[id]);
273  log_encoder_error(avctx, buf);
274  }
275 
276  return res == VPX_CODEC_OK ? 0 : AVERROR(EINVAL);
277 }
278 
279 #if VPX_ENCODER_ABI_VERSION >= 12
280 static av_cold int codecctl_intp(AVCodecContext *avctx,
281  enum vp8e_enc_control_id id, int *val)
282 {
283  VPxContext *ctx = avctx->priv_data;
284  char buf[80];
285  int width = -30;
286  int res;
287 
288  snprintf(buf, sizeof(buf), "%s:", ctlidstr[id]);
289  av_log(avctx, AV_LOG_DEBUG, " %*s%d\n", width, buf, *val);
290 
291  res = vpx_codec_control(&ctx->encoder, id, val);
292  if (res != VPX_CODEC_OK) {
293  snprintf(buf, sizeof(buf), "Failed to set %s codec control",
294  ctlidstr[id]);
295  log_encoder_error(avctx, buf);
296  }
297 
298  return res == VPX_CODEC_OK ? 0 : AVERROR(EINVAL);
299 }
300 #endif
301 
302 static av_cold int vpx_free(AVCodecContext *avctx)
303 {
304  VPxContext *ctx = avctx->priv_data;
305 
306 #if VPX_ENCODER_ABI_VERSION >= 12
307  if (avctx->codec_id == AV_CODEC_ID_VP9 && ctx->level >= 0 &&
308  !(avctx->flags & AV_CODEC_FLAG_PASS1)) {
309  int level_out = 0;
310  if (!codecctl_intp(avctx, VP9E_GET_LEVEL, &level_out))
311  av_log(avctx, AV_LOG_INFO, "Encoded level %.1f\n", level_out * 0.1);
312  }
313 #endif
314 
315  vpx_codec_destroy(&ctx->encoder);
316  if (ctx->is_alpha)
317  vpx_codec_destroy(&ctx->encoder_alpha);
318  av_freep(&ctx->twopass_stats.buf);
319  av_freep(&avctx->stats_out);
321  return 0;
322 }
323 
324 #if CONFIG_LIBVPX_VP9_ENCODER
325 static int set_pix_fmt(AVCodecContext *avctx, vpx_codec_caps_t codec_caps,
326  struct vpx_codec_enc_cfg *enccfg, vpx_codec_flags_t *flags,
327  vpx_img_fmt_t *img_fmt)
328 {
329  VPxContext av_unused *ctx = avctx->priv_data;
330  enccfg->g_bit_depth = enccfg->g_input_bit_depth = 8;
331  switch (avctx->pix_fmt) {
332  case AV_PIX_FMT_YUV420P:
333  case AV_PIX_FMT_YUVA420P:
334  enccfg->g_profile = 0;
335  *img_fmt = VPX_IMG_FMT_I420;
336  return 0;
337  case AV_PIX_FMT_YUV422P:
338  enccfg->g_profile = 1;
339  *img_fmt = VPX_IMG_FMT_I422;
340  return 0;
341  case AV_PIX_FMT_YUV440P:
342  enccfg->g_profile = 1;
343  *img_fmt = VPX_IMG_FMT_I440;
344  return 0;
345  case AV_PIX_FMT_GBRP:
346  ctx->vpx_cs = VPX_CS_SRGB;
347  case AV_PIX_FMT_YUV444P:
348  enccfg->g_profile = 1;
349  *img_fmt = VPX_IMG_FMT_I444;
350  return 0;
353  if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
354  enccfg->g_bit_depth = enccfg->g_input_bit_depth =
355  avctx->pix_fmt == AV_PIX_FMT_YUV420P10 ? 10 : 12;
356  enccfg->g_profile = 2;
357  *img_fmt = VPX_IMG_FMT_I42016;
358  *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
359  return 0;
360  }
361  break;
364  if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
365  enccfg->g_bit_depth = enccfg->g_input_bit_depth =
366  avctx->pix_fmt == AV_PIX_FMT_YUV422P10 ? 10 : 12;
367  enccfg->g_profile = 3;
368  *img_fmt = VPX_IMG_FMT_I42216;
369  *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
370  return 0;
371  }
372  break;
375  if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
376  enccfg->g_bit_depth = enccfg->g_input_bit_depth =
377  avctx->pix_fmt == AV_PIX_FMT_YUV440P10 ? 10 : 12;
378  enccfg->g_profile = 3;
379  *img_fmt = VPX_IMG_FMT_I44016;
380  *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
381  return 0;
382  }
383  break;
384  case AV_PIX_FMT_GBRP10:
385  case AV_PIX_FMT_GBRP12:
386  ctx->vpx_cs = VPX_CS_SRGB;
389  if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
390  enccfg->g_bit_depth = enccfg->g_input_bit_depth =
391  avctx->pix_fmt == AV_PIX_FMT_YUV444P10 ||
392  avctx->pix_fmt == AV_PIX_FMT_GBRP10 ? 10 : 12;
393  enccfg->g_profile = 3;
394  *img_fmt = VPX_IMG_FMT_I44416;
395  *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
396  return 0;
397  }
398  break;
399  default:
400  break;
401  }
402  av_log(avctx, AV_LOG_ERROR, "Unsupported pixel format.\n");
403  return AVERROR_INVALIDDATA;
404 }
405 
406 static void set_colorspace(AVCodecContext *avctx)
407 {
408  enum vpx_color_space vpx_cs;
409  VPxContext *ctx = avctx->priv_data;
410 
411  if (ctx->vpx_cs) {
412  vpx_cs = ctx->vpx_cs;
413  } else {
414  switch (avctx->colorspace) {
415  case AVCOL_SPC_RGB: vpx_cs = VPX_CS_SRGB; break;
416  case AVCOL_SPC_BT709: vpx_cs = VPX_CS_BT_709; break;
417  case AVCOL_SPC_UNSPECIFIED: vpx_cs = VPX_CS_UNKNOWN; break;
418  case AVCOL_SPC_RESERVED: vpx_cs = VPX_CS_RESERVED; break;
419  case AVCOL_SPC_BT470BG: vpx_cs = VPX_CS_BT_601; break;
420  case AVCOL_SPC_SMPTE170M: vpx_cs = VPX_CS_SMPTE_170; break;
421  case AVCOL_SPC_SMPTE240M: vpx_cs = VPX_CS_SMPTE_240; break;
422  case AVCOL_SPC_BT2020_NCL: vpx_cs = VPX_CS_BT_2020; break;
423  default:
424  av_log(avctx, AV_LOG_WARNING, "Unsupported colorspace (%d)\n",
425  avctx->colorspace);
426  return;
427  }
428  }
429  codecctl_int(avctx, VP9E_SET_COLOR_SPACE, vpx_cs);
430 }
431 
432 #if VPX_ENCODER_ABI_VERSION >= 11
433 static void set_color_range(AVCodecContext *avctx)
434 {
435  enum vpx_color_range vpx_cr;
436  switch (avctx->color_range) {
438  case AVCOL_RANGE_MPEG: vpx_cr = VPX_CR_STUDIO_RANGE; break;
439  case AVCOL_RANGE_JPEG: vpx_cr = VPX_CR_FULL_RANGE; break;
440  default:
441  av_log(avctx, AV_LOG_WARNING, "Unsupported color range (%d)\n",
442  avctx->color_range);
443  return;
444  }
445 
446  codecctl_int(avctx, VP9E_SET_COLOR_RANGE, vpx_cr);
447 }
448 #endif
449 #endif
450 
451 static av_cold int vpx_init(AVCodecContext *avctx,
452  const struct vpx_codec_iface *iface)
453 {
454  VPxContext *ctx = avctx->priv_data;
455  struct vpx_codec_enc_cfg enccfg = { 0 };
456  struct vpx_codec_enc_cfg enccfg_alpha;
457  vpx_codec_flags_t flags = (avctx->flags & AV_CODEC_FLAG_PSNR) ? VPX_CODEC_USE_PSNR : 0;
458  AVCPBProperties *cpb_props;
459  int res;
460  vpx_img_fmt_t img_fmt = VPX_IMG_FMT_I420;
461 #if CONFIG_LIBVPX_VP9_ENCODER
462  vpx_codec_caps_t codec_caps = vpx_codec_get_caps(iface);
463 #endif
464 
465  av_log(avctx, AV_LOG_INFO, "%s\n", vpx_codec_version_str());
466  av_log(avctx, AV_LOG_VERBOSE, "%s\n", vpx_codec_build_config());
467 
468  if (avctx->pix_fmt == AV_PIX_FMT_YUVA420P)
469  ctx->is_alpha = 1;
470 
471  if ((res = vpx_codec_enc_config_default(iface, &enccfg, 0)) != VPX_CODEC_OK) {
472  av_log(avctx, AV_LOG_ERROR, "Failed to get config: %s\n",
473  vpx_codec_err_to_string(res));
474  return AVERROR(EINVAL);
475  }
476 
477 #if CONFIG_LIBVPX_VP9_ENCODER
478  if (avctx->codec_id == AV_CODEC_ID_VP9) {
479  if (set_pix_fmt(avctx, codec_caps, &enccfg, &flags, &img_fmt))
480  return AVERROR(EINVAL);
481  }
482 #endif
483 
484  if(!avctx->bit_rate)
485  if(avctx->rc_max_rate || avctx->rc_buffer_size || avctx->rc_initial_buffer_occupancy) {
486  av_log( avctx, AV_LOG_ERROR, "Rate control parameters set without a bitrate\n");
487  return AVERROR(EINVAL);
488  }
489 
490  dump_enc_cfg(avctx, &enccfg);
491 
492  enccfg.g_w = avctx->width;
493  enccfg.g_h = avctx->height;
494  enccfg.g_timebase.num = avctx->time_base.num;
495  enccfg.g_timebase.den = avctx->time_base.den;
496  enccfg.g_threads = avctx->thread_count;
497  enccfg.g_lag_in_frames= ctx->lag_in_frames;
498 
499  if (avctx->flags & AV_CODEC_FLAG_PASS1)
500  enccfg.g_pass = VPX_RC_FIRST_PASS;
501  else if (avctx->flags & AV_CODEC_FLAG_PASS2)
502  enccfg.g_pass = VPX_RC_LAST_PASS;
503  else
504  enccfg.g_pass = VPX_RC_ONE_PASS;
505 
506  if (avctx->rc_min_rate == avctx->rc_max_rate &&
507  avctx->rc_min_rate == avctx->bit_rate && avctx->bit_rate) {
508  enccfg.rc_end_usage = VPX_CBR;
509  } else if (ctx->crf >= 0) {
510  enccfg.rc_end_usage = VPX_CQ;
511 #if CONFIG_LIBVPX_VP9_ENCODER
512  if (!avctx->bit_rate && avctx->codec_id == AV_CODEC_ID_VP9)
513  enccfg.rc_end_usage = VPX_Q;
514 #endif
515  }
516 
517  if (avctx->bit_rate) {
518  enccfg.rc_target_bitrate = av_rescale_rnd(avctx->bit_rate, 1, 1000,
520 #if CONFIG_LIBVPX_VP9_ENCODER
521  } else if (enccfg.rc_end_usage == VPX_Q) {
522 #endif
523  } else {
524  if (enccfg.rc_end_usage == VPX_CQ) {
525  enccfg.rc_target_bitrate = 1000000;
526  } else {
527  avctx->bit_rate = enccfg.rc_target_bitrate * 1000;
528  av_log(avctx, AV_LOG_WARNING,
529  "Neither bitrate nor constrained quality specified, using default bitrate of %dkbit/sec\n",
530  enccfg.rc_target_bitrate);
531  }
532  }
533 
534  if (avctx->codec_id == AV_CODEC_ID_VP9 && ctx->lossless == 1) {
535  enccfg.rc_min_quantizer =
536  enccfg.rc_max_quantizer = 0;
537  } else {
538  if (avctx->qmin >= 0)
539  enccfg.rc_min_quantizer = avctx->qmin;
540  if (avctx->qmax >= 0)
541  enccfg.rc_max_quantizer = avctx->qmax;
542  }
543 
544  if (enccfg.rc_end_usage == VPX_CQ
545 #if CONFIG_LIBVPX_VP9_ENCODER
546  || enccfg.rc_end_usage == VPX_Q
547 #endif
548  ) {
549  if (ctx->crf < enccfg.rc_min_quantizer || ctx->crf > enccfg.rc_max_quantizer) {
550  av_log(avctx, AV_LOG_ERROR,
551  "CQ level %d must be between minimum and maximum quantizer value (%d-%d)\n",
552  ctx->crf, enccfg.rc_min_quantizer, enccfg.rc_max_quantizer);
553  return AVERROR(EINVAL);
554  }
555  }
556 
557 #if FF_API_PRIVATE_OPT
559  if (avctx->frame_skip_threshold)
560  ctx->drop_threshold = avctx->frame_skip_threshold;
562 #endif
563  enccfg.rc_dropframe_thresh = ctx->drop_threshold;
564 
565  //0-100 (0 => CBR, 100 => VBR)
566  enccfg.rc_2pass_vbr_bias_pct = lrint(avctx->qcompress * 100);
567  if (avctx->bit_rate)
568  enccfg.rc_2pass_vbr_minsection_pct =
569  avctx->rc_min_rate * 100LL / avctx->bit_rate;
570  if (avctx->rc_max_rate)
571  enccfg.rc_2pass_vbr_maxsection_pct =
572  avctx->rc_max_rate * 100LL / avctx->bit_rate;
573 #if CONFIG_LIBVPX_VP9_ENCODER
574  if (avctx->codec_id == AV_CODEC_ID_VP9) {
575 #if VPX_ENCODER_ABI_VERSION >= 14
576  if (ctx->corpus_complexity >= 0)
577  enccfg.rc_2pass_vbr_corpus_complexity = ctx->corpus_complexity;
578 #endif
579  }
580 #endif
581 
582  if (avctx->rc_buffer_size)
583  enccfg.rc_buf_sz =
584  avctx->rc_buffer_size * 1000LL / avctx->bit_rate;
585  if (avctx->rc_initial_buffer_occupancy)
586  enccfg.rc_buf_initial_sz =
587  avctx->rc_initial_buffer_occupancy * 1000LL / avctx->bit_rate;
588  enccfg.rc_buf_optimal_sz = enccfg.rc_buf_sz * 5 / 6;
589  if (ctx->rc_undershoot_pct >= 0)
590  enccfg.rc_undershoot_pct = ctx->rc_undershoot_pct;
591  if (ctx->rc_overshoot_pct >= 0)
592  enccfg.rc_overshoot_pct = ctx->rc_overshoot_pct;
593 
594  //_enc_init() will balk if kf_min_dist differs from max w/VPX_KF_AUTO
595  if (avctx->keyint_min >= 0 && avctx->keyint_min == avctx->gop_size)
596  enccfg.kf_min_dist = avctx->keyint_min;
597  if (avctx->gop_size >= 0)
598  enccfg.kf_max_dist = avctx->gop_size;
599 
600  if (enccfg.g_pass == VPX_RC_FIRST_PASS)
601  enccfg.g_lag_in_frames = 0;
602  else if (enccfg.g_pass == VPX_RC_LAST_PASS) {
603  int decode_size, ret;
604 
605  if (!avctx->stats_in) {
606  av_log(avctx, AV_LOG_ERROR, "No stats file for second pass\n");
607  return AVERROR_INVALIDDATA;
608  }
609 
610  ctx->twopass_stats.sz = strlen(avctx->stats_in) * 3 / 4;
611  ret = av_reallocp(&ctx->twopass_stats.buf, ctx->twopass_stats.sz);
612  if (ret < 0) {
613  av_log(avctx, AV_LOG_ERROR,
614  "Stat buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
615  ctx->twopass_stats.sz);
616  ctx->twopass_stats.sz = 0;
617  return ret;
618  }
619  decode_size = av_base64_decode(ctx->twopass_stats.buf, avctx->stats_in,
620  ctx->twopass_stats.sz);
621  if (decode_size < 0) {
622  av_log(avctx, AV_LOG_ERROR, "Stat buffer decode failed\n");
623  return AVERROR_INVALIDDATA;
624  }
625 
626  ctx->twopass_stats.sz = decode_size;
627  enccfg.rc_twopass_stats_in = ctx->twopass_stats;
628  }
629 
630  /* 0-3: For non-zero values the encoder increasingly optimizes for reduced
631  complexity playback on low powered devices at the expense of encode
632  quality. */
633  if (avctx->profile != FF_PROFILE_UNKNOWN)
634  enccfg.g_profile = avctx->profile;
635 
636  enccfg.g_error_resilient = ctx->error_resilient || ctx->flags & VP8F_ERROR_RESILIENT;
637 
638  dump_enc_cfg(avctx, &enccfg);
639  /* Construct Encoder Context */
640  res = vpx_codec_enc_init(&ctx->encoder, iface, &enccfg, flags);
641  if (res != VPX_CODEC_OK) {
642  log_encoder_error(avctx, "Failed to initialize encoder");
643  return AVERROR(EINVAL);
644  }
645 
646  if (ctx->is_alpha) {
647  enccfg_alpha = enccfg;
648  res = vpx_codec_enc_init(&ctx->encoder_alpha, iface, &enccfg_alpha, flags);
649  if (res != VPX_CODEC_OK) {
650  log_encoder_error(avctx, "Failed to initialize alpha encoder");
651  return AVERROR(EINVAL);
652  }
653  }
654 
655  //codec control failures are currently treated only as warnings
656  av_log(avctx, AV_LOG_DEBUG, "vpx_codec_control\n");
657  codecctl_int(avctx, VP8E_SET_CPUUSED, ctx->cpu_used);
658  if (ctx->flags & VP8F_AUTO_ALT_REF)
659  ctx->auto_alt_ref = 1;
660  if (ctx->auto_alt_ref >= 0)
661  codecctl_int(avctx, VP8E_SET_ENABLEAUTOALTREF,
662  avctx->codec_id == AV_CODEC_ID_VP8 ? !!ctx->auto_alt_ref : ctx->auto_alt_ref);
663  if (ctx->arnr_max_frames >= 0)
664  codecctl_int(avctx, VP8E_SET_ARNR_MAXFRAMES, ctx->arnr_max_frames);
665  if (ctx->arnr_strength >= 0)
666  codecctl_int(avctx, VP8E_SET_ARNR_STRENGTH, ctx->arnr_strength);
667  if (ctx->arnr_type >= 0)
668  codecctl_int(avctx, VP8E_SET_ARNR_TYPE, ctx->arnr_type);
669  if (ctx->tune >= 0)
670  codecctl_int(avctx, VP8E_SET_TUNING, ctx->tune);
671 
672  if (ctx->auto_alt_ref && ctx->is_alpha && avctx->codec_id == AV_CODEC_ID_VP8) {
673  av_log(avctx, AV_LOG_ERROR, "Transparency encoding with auto_alt_ref does not work\n");
674  return AVERROR(EINVAL);
675  }
676 
677  if (CONFIG_LIBVPX_VP8_ENCODER && avctx->codec_id == AV_CODEC_ID_VP8) {
678 #if FF_API_PRIVATE_OPT
680  if (avctx->noise_reduction)
681  ctx->noise_sensitivity = avctx->noise_reduction;
683 #endif
684  codecctl_int(avctx, VP8E_SET_NOISE_SENSITIVITY, ctx->noise_sensitivity);
685  codecctl_int(avctx, VP8E_SET_TOKEN_PARTITIONS, av_log2(avctx->slices));
686  }
687  codecctl_int(avctx, VP8E_SET_STATIC_THRESHOLD, ctx->static_thresh);
688  if (ctx->crf >= 0)
689  codecctl_int(avctx, VP8E_SET_CQ_LEVEL, ctx->crf);
690  if (ctx->max_intra_rate >= 0)
691  codecctl_int(avctx, VP8E_SET_MAX_INTRA_BITRATE_PCT, ctx->max_intra_rate);
692 
693 #if CONFIG_LIBVPX_VP9_ENCODER
694  if (avctx->codec_id == AV_CODEC_ID_VP9) {
695  if (ctx->lossless >= 0)
696  codecctl_int(avctx, VP9E_SET_LOSSLESS, ctx->lossless);
697  if (ctx->tile_columns >= 0)
698  codecctl_int(avctx, VP9E_SET_TILE_COLUMNS, ctx->tile_columns);
699  if (ctx->tile_rows >= 0)
700  codecctl_int(avctx, VP9E_SET_TILE_ROWS, ctx->tile_rows);
701  if (ctx->frame_parallel >= 0)
702  codecctl_int(avctx, VP9E_SET_FRAME_PARALLEL_DECODING, ctx->frame_parallel);
703  if (ctx->aq_mode >= 0)
704  codecctl_int(avctx, VP9E_SET_AQ_MODE, ctx->aq_mode);
705  set_colorspace(avctx);
706 #if VPX_ENCODER_ABI_VERSION >= 11
707  set_color_range(avctx);
708 #endif
709 #if VPX_ENCODER_ABI_VERSION >= 12
710  codecctl_int(avctx, VP9E_SET_TARGET_LEVEL, ctx->level < 0 ? 255 : lrint(ctx->level * 10));
711 #endif
712 #ifdef VPX_CTRL_VP9E_SET_ROW_MT
713  if (ctx->row_mt >= 0)
714  codecctl_int(avctx, VP9E_SET_ROW_MT, ctx->row_mt);
715 #endif
716 #ifdef VPX_CTRL_VP9E_SET_TUNE_CONTENT
717  if (ctx->tune_content >= 0)
718  codecctl_int(avctx, VP9E_SET_TUNE_CONTENT, ctx->tune_content);
719 #endif
720  }
721 #endif
722 
723  av_log(avctx, AV_LOG_DEBUG, "Using deadline: %d\n", ctx->deadline);
724 
725  //provide dummy value to initialize wrapper, values will be updated each _encode()
726  vpx_img_wrap(&ctx->rawimg, img_fmt, avctx->width, avctx->height, 1,
727  (unsigned char*)1);
728 #if CONFIG_LIBVPX_VP9_ENCODER
729  if (avctx->codec_id == AV_CODEC_ID_VP9 && (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH))
730  ctx->rawimg.bit_depth = enccfg.g_bit_depth;
731 #endif
732 
733  if (ctx->is_alpha)
734  vpx_img_wrap(&ctx->rawimg_alpha, VPX_IMG_FMT_I420, avctx->width, avctx->height, 1,
735  (unsigned char*)1);
736 
737  cpb_props = ff_add_cpb_side_data(avctx);
738  if (!cpb_props)
739  return AVERROR(ENOMEM);
740 
741  if (enccfg.rc_end_usage == VPX_CBR ||
742  enccfg.g_pass != VPX_RC_ONE_PASS) {
743  cpb_props->max_bitrate = avctx->rc_max_rate;
744  cpb_props->min_bitrate = avctx->rc_min_rate;
745  cpb_props->avg_bitrate = avctx->bit_rate;
746  }
747  cpb_props->buffer_size = avctx->rc_buffer_size;
748 
749  return 0;
750 }
751 
752 static inline void cx_pktcpy(struct FrameListData *dst,
753  const struct vpx_codec_cx_pkt *src,
754  const struct vpx_codec_cx_pkt *src_alpha,
755  VPxContext *ctx)
756 {
757  dst->pts = src->data.frame.pts;
758  dst->duration = src->data.frame.duration;
759  dst->flags = src->data.frame.flags;
760  dst->sz = src->data.frame.sz;
761  dst->buf = src->data.frame.buf;
762  dst->have_sse = 0;
763  /* For alt-ref frame, don't store PSNR or increment frame_number */
764  if (!(dst->flags & VPX_FRAME_IS_INVISIBLE)) {
765  dst->frame_number = ++ctx->frame_number;
766  dst->have_sse = ctx->have_sse;
767  if (ctx->have_sse) {
768  /* associate last-seen SSE to the frame. */
769  /* Transfers ownership from ctx to dst. */
770  /* WARNING! This makes the assumption that PSNR_PKT comes
771  just before the frame it refers to! */
772  memcpy(dst->sse, ctx->sse, sizeof(dst->sse));
773  ctx->have_sse = 0;
774  }
775  } else {
776  dst->frame_number = -1; /* sanity marker */
777  }
778  if (src_alpha) {
779  dst->buf_alpha = src_alpha->data.frame.buf;
780  dst->sz_alpha = src_alpha->data.frame.sz;
781  } else {
782  dst->buf_alpha = NULL;
783  dst->sz_alpha = 0;
784  }
785 }
786 
787 /**
788  * Store coded frame information in format suitable for return from encode2().
789  *
790  * Write information from @a cx_frame to @a pkt
791  * @return packet data size on success
792  * @return a negative AVERROR on error
793  */
794 static int storeframe(AVCodecContext *avctx, struct FrameListData *cx_frame,
795  AVPacket *pkt)
796 {
797  int ret = ff_alloc_packet2(avctx, pkt, cx_frame->sz, 0);
798  uint8_t *side_data;
799  if (ret >= 0) {
800  int pict_type;
801  memcpy(pkt->data, cx_frame->buf, pkt->size);
802  pkt->pts = pkt->dts = cx_frame->pts;
803 #if FF_API_CODED_FRAME
805  avctx->coded_frame->pts = cx_frame->pts;
806  avctx->coded_frame->key_frame = !!(cx_frame->flags & VPX_FRAME_IS_KEY);
808 #endif
809 
810  if (!!(cx_frame->flags & VPX_FRAME_IS_KEY)) {
811  pict_type = AV_PICTURE_TYPE_I;
812 #if FF_API_CODED_FRAME
814  avctx->coded_frame->pict_type = pict_type;
816 #endif
817  pkt->flags |= AV_PKT_FLAG_KEY;
818  } else {
819  pict_type = AV_PICTURE_TYPE_P;
820 #if FF_API_CODED_FRAME
822  avctx->coded_frame->pict_type = pict_type;
824 #endif
825  }
826 
827  ff_side_data_set_encoder_stats(pkt, 0, cx_frame->sse + 1,
828  cx_frame->have_sse ? 3 : 0, pict_type);
829 
830  if (cx_frame->have_sse) {
831  int i;
832  /* Beware of the Y/U/V/all order! */
833 #if FF_API_CODED_FRAME
835  avctx->coded_frame->error[0] = cx_frame->sse[1];
836  avctx->coded_frame->error[1] = cx_frame->sse[2];
837  avctx->coded_frame->error[2] = cx_frame->sse[3];
838  avctx->coded_frame->error[3] = 0; // alpha
840 #endif
841  for (i = 0; i < 3; ++i) {
842  avctx->error[i] += cx_frame->sse[i + 1];
843  }
844  cx_frame->have_sse = 0;
845  }
846  if (cx_frame->sz_alpha > 0) {
847  side_data = av_packet_new_side_data(pkt,
849  cx_frame->sz_alpha + 8);
850  if(!side_data) {
851  av_packet_unref(pkt);
852  av_free(pkt);
853  return AVERROR(ENOMEM);
854  }
855  AV_WB64(side_data, 1);
856  memcpy(side_data + 8, cx_frame->buf_alpha, cx_frame->sz_alpha);
857  }
858  } else {
859  return ret;
860  }
861  return pkt->size;
862 }
863 
864 /**
865  * Queue multiple output frames from the encoder, returning the front-most.
866  * In cases where vpx_codec_get_cx_data() returns more than 1 frame append
867  * the frame queue. Return the head frame if available.
868  * @return Stored frame size
869  * @return AVERROR(EINVAL) on output size error
870  * @return AVERROR(ENOMEM) on coded frame queue data allocation error
871  */
872 static int queue_frames(AVCodecContext *avctx, AVPacket *pkt_out)
873 {
874  VPxContext *ctx = avctx->priv_data;
875  const struct vpx_codec_cx_pkt *pkt;
876  const struct vpx_codec_cx_pkt *pkt_alpha = NULL;
877  const void *iter = NULL;
878  const void *iter_alpha = NULL;
879  int size = 0;
880 
881  if (ctx->coded_frame_list) {
882  struct FrameListData *cx_frame = ctx->coded_frame_list;
883  /* return the leading frame if we've already begun queueing */
884  size = storeframe(avctx, cx_frame, pkt_out);
885  if (size < 0)
886  return size;
887  ctx->coded_frame_list = cx_frame->next;
888  free_coded_frame(cx_frame);
889  }
890 
891  /* consume all available output from the encoder before returning. buffers
892  are only good through the next vpx_codec call */
893  while ((pkt = vpx_codec_get_cx_data(&ctx->encoder, &iter)) &&
894  (!ctx->is_alpha ||
895  (ctx->is_alpha && (pkt_alpha = vpx_codec_get_cx_data(&ctx->encoder_alpha, &iter_alpha))))) {
896  switch (pkt->kind) {
897  case VPX_CODEC_CX_FRAME_PKT:
898  if (!size) {
899  struct FrameListData cx_frame;
900 
901  /* avoid storing the frame when the list is empty and we haven't yet
902  provided a frame for output */
904  cx_pktcpy(&cx_frame, pkt, pkt_alpha, ctx);
905  size = storeframe(avctx, &cx_frame, pkt_out);
906  if (size < 0)
907  return size;
908  } else {
909  struct FrameListData *cx_frame =
910  av_malloc(sizeof(struct FrameListData));
911 
912  if (!cx_frame) {
913  av_log(avctx, AV_LOG_ERROR,
914  "Frame queue element alloc failed\n");
915  return AVERROR(ENOMEM);
916  }
917  cx_pktcpy(cx_frame, pkt, pkt_alpha, ctx);
918  cx_frame->buf = av_malloc(cx_frame->sz);
919 
920  if (!cx_frame->buf) {
921  av_log(avctx, AV_LOG_ERROR,
922  "Data buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
923  cx_frame->sz);
924  av_freep(&cx_frame);
925  return AVERROR(ENOMEM);
926  }
927  memcpy(cx_frame->buf, pkt->data.frame.buf, pkt->data.frame.sz);
928  if (ctx->is_alpha) {
929  cx_frame->buf_alpha = av_malloc(cx_frame->sz_alpha);
930  if (!cx_frame->buf_alpha) {
931  av_log(avctx, AV_LOG_ERROR,
932  "Data buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
933  cx_frame->sz_alpha);
934  av_free(cx_frame);
935  return AVERROR(ENOMEM);
936  }
937  memcpy(cx_frame->buf_alpha, pkt_alpha->data.frame.buf, pkt_alpha->data.frame.sz);
938  }
939  coded_frame_add(&ctx->coded_frame_list, cx_frame);
940  }
941  break;
942  case VPX_CODEC_STATS_PKT: {
943  struct vpx_fixed_buf *stats = &ctx->twopass_stats;
944  int err;
945  if ((err = av_reallocp(&stats->buf,
946  stats->sz +
947  pkt->data.twopass_stats.sz)) < 0) {
948  stats->sz = 0;
949  av_log(avctx, AV_LOG_ERROR, "Stat buffer realloc failed\n");
950  return err;
951  }
952  memcpy((uint8_t*)stats->buf + stats->sz,
953  pkt->data.twopass_stats.buf, pkt->data.twopass_stats.sz);
954  stats->sz += pkt->data.twopass_stats.sz;
955  break;
956  }
957  case VPX_CODEC_PSNR_PKT:
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  case VPX_CODEC_CUSTOM_PKT:
966  //ignore unsupported/unrecognized packet types
967  break;
968  }
969  }
970 
971  return size;
972 }
973 
974 static int vpx_encode(AVCodecContext *avctx, AVPacket *pkt,
975  const AVFrame *frame, int *got_packet)
976 {
977  VPxContext *ctx = avctx->priv_data;
978  struct vpx_image *rawimg = NULL;
979  struct vpx_image *rawimg_alpha = NULL;
980  int64_t timestamp = 0;
981  int res, coded_size;
982  vpx_enc_frame_flags_t flags = 0;
983 
984  if (frame) {
985  rawimg = &ctx->rawimg;
986  rawimg->planes[VPX_PLANE_Y] = frame->data[0];
987  rawimg->planes[VPX_PLANE_U] = frame->data[1];
988  rawimg->planes[VPX_PLANE_V] = frame->data[2];
989  rawimg->stride[VPX_PLANE_Y] = frame->linesize[0];
990  rawimg->stride[VPX_PLANE_U] = frame->linesize[1];
991  rawimg->stride[VPX_PLANE_V] = frame->linesize[2];
992  if (ctx->is_alpha) {
993  uint8_t *u_plane, *v_plane;
994  rawimg_alpha = &ctx->rawimg_alpha;
995  rawimg_alpha->planes[VPX_PLANE_Y] = frame->data[3];
996  u_plane = av_malloc(frame->linesize[1] * frame->height);
997  v_plane = av_malloc(frame->linesize[2] * frame->height);
998  if (!u_plane || !v_plane) {
999  av_free(u_plane);
1000  av_free(v_plane);
1001  return AVERROR(ENOMEM);
1002  }
1003  memset(u_plane, 0x80, frame->linesize[1] * frame->height);
1004  rawimg_alpha->planes[VPX_PLANE_U] = u_plane;
1005  memset(v_plane, 0x80, frame->linesize[2] * frame->height);
1006  rawimg_alpha->planes[VPX_PLANE_V] = v_plane;
1007  rawimg_alpha->stride[VPX_PLANE_Y] = frame->linesize[0];
1008  rawimg_alpha->stride[VPX_PLANE_U] = frame->linesize[1];
1009  rawimg_alpha->stride[VPX_PLANE_V] = frame->linesize[2];
1010  }
1011  timestamp = frame->pts;
1012 #if VPX_IMAGE_ABI_VERSION >= 4
1013  switch (frame->color_range) {
1014  case AVCOL_RANGE_MPEG:
1015  rawimg->range = VPX_CR_STUDIO_RANGE;
1016  break;
1017  case AVCOL_RANGE_JPEG:
1018  rawimg->range = VPX_CR_FULL_RANGE;
1019  break;
1020  }
1021 #endif
1022  if (frame->pict_type == AV_PICTURE_TYPE_I)
1023  flags |= VPX_EFLAG_FORCE_KF;
1024  }
1025 
1026  res = vpx_codec_encode(&ctx->encoder, rawimg, timestamp,
1027  avctx->ticks_per_frame, flags, ctx->deadline);
1028  if (res != VPX_CODEC_OK) {
1029  log_encoder_error(avctx, "Error encoding frame");
1030  return AVERROR_INVALIDDATA;
1031  }
1032 
1033  if (ctx->is_alpha) {
1034  res = vpx_codec_encode(&ctx->encoder_alpha, rawimg_alpha, timestamp,
1035  avctx->ticks_per_frame, flags, ctx->deadline);
1036  if (res != VPX_CODEC_OK) {
1037  log_encoder_error(avctx, "Error encoding alpha frame");
1038  return AVERROR_INVALIDDATA;
1039  }
1040  }
1041 
1042  coded_size = queue_frames(avctx, pkt);
1043 
1044  if (!frame && avctx->flags & AV_CODEC_FLAG_PASS1) {
1045  unsigned int b64_size = AV_BASE64_SIZE(ctx->twopass_stats.sz);
1046 
1047  avctx->stats_out = av_malloc(b64_size);
1048  if (!avctx->stats_out) {
1049  av_log(avctx, AV_LOG_ERROR, "Stat buffer alloc (%d bytes) failed\n",
1050  b64_size);
1051  return AVERROR(ENOMEM);
1052  }
1053  av_base64_encode(avctx->stats_out, b64_size, ctx->twopass_stats.buf,
1054  ctx->twopass_stats.sz);
1055  }
1056 
1057  if (rawimg_alpha) {
1058  av_freep(&rawimg_alpha->planes[VPX_PLANE_U]);
1059  av_freep(&rawimg_alpha->planes[VPX_PLANE_V]);
1060  }
1061 
1062  *got_packet = !!coded_size;
1063  return 0;
1064 }
1065 
1066 #define OFFSET(x) offsetof(VPxContext, x)
1067 #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
1068 
1069 #define COMMON_OPTIONS \
1070  { "auto-alt-ref", "Enable use of alternate reference " \
1071  "frames (2-pass only)", OFFSET(auto_alt_ref), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE}, \
1072  { "lag-in-frames", "Number of frames to look ahead for " \
1073  "alternate reference frame selection", OFFSET(lag_in_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1074  { "arnr-maxframes", "altref noise reduction max frame count", OFFSET(arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1075  { "arnr-strength", "altref noise reduction filter strength", OFFSET(arnr_strength), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1076  { "arnr-type", "altref noise reduction filter type", OFFSET(arnr_type), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE, "arnr_type"}, \
1077  { "backward", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, "arnr_type" }, \
1078  { "forward", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, "arnr_type" }, \
1079  { "centered", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 3}, 0, 0, VE, "arnr_type" }, \
1080  { "tune", "Tune the encoding to a specific scenario", OFFSET(tune), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE, "tune"}, \
1081  { "psnr", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VP8_TUNE_PSNR}, 0, 0, VE, "tune"}, \
1082  { "ssim", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VP8_TUNE_SSIM}, 0, 0, VE, "tune"}, \
1083  { "deadline", "Time to spend encoding, in microseconds.", OFFSET(deadline), AV_OPT_TYPE_INT, {.i64 = VPX_DL_GOOD_QUALITY}, INT_MIN, INT_MAX, VE, "quality"}, \
1084  { "best", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_BEST_QUALITY}, 0, 0, VE, "quality"}, \
1085  { "good", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_GOOD_QUALITY}, 0, 0, VE, "quality"}, \
1086  { "realtime", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_REALTIME}, 0, 0, VE, "quality"}, \
1087  { "error-resilient", "Error resilience configuration", OFFSET(error_resilient), AV_OPT_TYPE_FLAGS, {.i64 = 0}, INT_MIN, INT_MAX, VE, "er"}, \
1088  { "max-intra-rate", "Maximum I-frame bitrate (pct) 0=unlimited", OFFSET(max_intra_rate), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1089  { "default", "Improve resiliency against losses of whole frames", 0, AV_OPT_TYPE_CONST, {.i64 = VPX_ERROR_RESILIENT_DEFAULT}, 0, 0, VE, "er"}, \
1090  { "partitions", "The frame partitions are independently decodable " \
1091  "by the bool decoder, meaning that partitions can be decoded even " \
1092  "though earlier partitions have been lost. Note that intra predicition" \
1093  " is still done over the partition boundary.", 0, AV_OPT_TYPE_CONST, {.i64 = VPX_ERROR_RESILIENT_PARTITIONS}, 0, 0, VE, "er"}, \
1094  { "crf", "Select the quality for constant quality mode", offsetof(VPxContext, crf), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 63, VE }, \
1095  { "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 }, \
1096  { "drop-threshold", "Frame drop threshold", offsetof(VPxContext, drop_threshold), AV_OPT_TYPE_INT, {.i64 = 0 }, INT_MIN, INT_MAX, VE }, \
1097  { "noise-sensitivity", "Noise sensitivity", OFFSET(noise_sensitivity), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, 4, VE}, \
1098  { "undershoot-pct", "Datarate undershoot (min) target (%)", OFFSET(rc_undershoot_pct), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 100, VE }, \
1099  { "overshoot-pct", "Datarate overshoot (max) target (%)", OFFSET(rc_overshoot_pct), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1000, VE }, \
1100 
1101 #define LEGACY_OPTIONS \
1102  {"speed", "", offsetof(VPxContext, cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -16, 16, VE}, \
1103  {"quality", "", offsetof(VPxContext, deadline), AV_OPT_TYPE_INT, {.i64 = VPX_DL_GOOD_QUALITY}, INT_MIN, INT_MAX, VE, "quality"}, \
1104  {"vp8flags", "", offsetof(VPxContext, flags), AV_OPT_TYPE_FLAGS, {.i64 = 0}, 0, UINT_MAX, VE, "flags"}, \
1105  {"error_resilient", "enable error resilience", 0, AV_OPT_TYPE_CONST, {.i64 = VP8F_ERROR_RESILIENT}, INT_MIN, INT_MAX, VE, "flags"}, \
1106  {"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"}, \
1107  {"arnr_max_frames", "altref noise reduction max frame count", offsetof(VPxContext, arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 15, VE}, \
1108  {"arnr_strength", "altref noise reduction filter strength", offsetof(VPxContext, arnr_strength), AV_OPT_TYPE_INT, {.i64 = 3}, 0, 6, VE}, \
1109  {"arnr_type", "altref noise reduction filter type", offsetof(VPxContext, arnr_type), AV_OPT_TYPE_INT, {.i64 = 3}, 1, 3, VE}, \
1110  {"rc_lookahead", "Number of frames to look ahead for alternate reference frame selection", offsetof(VPxContext, lag_in_frames), AV_OPT_TYPE_INT, {.i64 = 25}, 0, 25, VE}, \
1111 
1112 #if CONFIG_LIBVPX_VP8_ENCODER
1113 static const AVOption vp8_options[] = {
1115  { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -16, 16, VE},
1117  { NULL }
1118 };
1119 #endif
1120 
1121 #if CONFIG_LIBVPX_VP9_ENCODER
1122 static const AVOption vp9_options[] = {
1124  { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -8, 8, VE},
1125  { "lossless", "Lossless mode", OFFSET(lossless), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 1, VE},
1126  { "tile-columns", "Number of tile columns to use, log2", OFFSET(tile_columns), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE},
1127  { "tile-rows", "Number of tile rows to use, log2", OFFSET(tile_rows), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE},
1128  { "frame-parallel", "Enable frame parallel decodability features", OFFSET(frame_parallel), AV_OPT_TYPE_BOOL,{.i64 = -1}, -1, 1, VE},
1129 #if VPX_ENCODER_ABI_VERSION >= 12
1130  { "aq-mode", "adaptive quantization mode", OFFSET(aq_mode), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 4, VE, "aq_mode"},
1131 #else
1132  { "aq-mode", "adaptive quantization mode", OFFSET(aq_mode), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 3, VE, "aq_mode"},
1133 #endif
1134  { "none", "Aq not used", 0, AV_OPT_TYPE_CONST, {.i64 = 0}, 0, 0, VE, "aq_mode" },
1135  { "variance", "Variance based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, "aq_mode" },
1136  { "complexity", "Complexity based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, "aq_mode" },
1137  { "cyclic", "Cyclic Refresh Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 3}, 0, 0, VE, "aq_mode" },
1138 #if VPX_ENCODER_ABI_VERSION >= 12
1139  { "equator360", "360 video Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 4}, 0, 0, VE, "aq_mode" },
1140  {"level", "Specify level", OFFSET(level), AV_OPT_TYPE_FLOAT, {.dbl=-1}, -1, 6.2, VE},
1141 #endif
1142 #ifdef VPX_CTRL_VP9E_SET_ROW_MT
1143  {"row-mt", "Row based multi-threading", OFFSET(row_mt), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1144 #endif
1145 #ifdef VPX_CTRL_VP9E_SET_TUNE_CONTENT
1146 #if VPX_ENCODER_ABI_VERSION >= 14
1147  { "tune-content", "Tune content type", OFFSET(tune_content), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE, "tune_content" },
1148 #else
1149  { "tune-content", "Tune content type", OFFSET(tune_content), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 1, VE, "tune_content" },
1150 #endif
1151  { "default", "Regular video content", 0, AV_OPT_TYPE_CONST, {.i64 = 0}, 0, 0, VE, "tune_content" },
1152  { "screen", "Screen capture content", 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, "tune_content" },
1153 #if VPX_ENCODER_ABI_VERSION >= 14
1154  { "film", "Film content; improves grain retention", 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, "tune_content" },
1155 #endif
1156 #endif
1157 #if VPX_ENCODER_ABI_VERSION >= 14
1158  { "corpus-complexity", "corpus vbr complexity midpoint", OFFSET(corpus_complexity), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 10000, VE },
1159 #endif
1161  { NULL }
1162 };
1163 #endif
1164 
1165 #undef COMMON_OPTIONS
1166 #undef LEGACY_OPTIONS
1167 
1168 static const AVCodecDefault defaults[] = {
1169  { "qmin", "-1" },
1170  { "qmax", "-1" },
1171  { "g", "-1" },
1172  { "keyint_min", "-1" },
1173  { NULL },
1174 };
1175 
1176 #if CONFIG_LIBVPX_VP8_ENCODER
1177 static av_cold int vp8_init(AVCodecContext *avctx)
1178 {
1179  return vpx_init(avctx, vpx_codec_vp8_cx());
1180 }
1181 
1182 static const AVClass class_vp8 = {
1183  .class_name = "libvpx-vp8 encoder",
1184  .item_name = av_default_item_name,
1185  .option = vp8_options,
1186  .version = LIBAVUTIL_VERSION_INT,
1187 };
1188 
1189 AVCodec ff_libvpx_vp8_encoder = {
1190  .name = "libvpx",
1191  .long_name = NULL_IF_CONFIG_SMALL("libvpx VP8"),
1192  .type = AVMEDIA_TYPE_VIDEO,
1193  .id = AV_CODEC_ID_VP8,
1194  .priv_data_size = sizeof(VPxContext),
1195  .init = vp8_init,
1196  .encode2 = vpx_encode,
1197  .close = vpx_free,
1200  .priv_class = &class_vp8,
1201  .defaults = defaults,
1202  .wrapper_name = "libvpx",
1203 };
1204 #endif /* CONFIG_LIBVPX_VP8_ENCODER */
1205 
1206 #if CONFIG_LIBVPX_VP9_ENCODER
1207 static av_cold int vp9_init(AVCodecContext *avctx)
1208 {
1209  return vpx_init(avctx, vpx_codec_vp9_cx());
1210 }
1211 
1212 static const AVClass class_vp9 = {
1213  .class_name = "libvpx-vp9 encoder",
1214  .item_name = av_default_item_name,
1215  .option = vp9_options,
1216  .version = LIBAVUTIL_VERSION_INT,
1217 };
1218 
1219 AVCodec ff_libvpx_vp9_encoder = {
1220  .name = "libvpx-vp9",
1221  .long_name = NULL_IF_CONFIG_SMALL("libvpx VP9"),
1222  .type = AVMEDIA_TYPE_VIDEO,
1223  .id = AV_CODEC_ID_VP9,
1224  .priv_data_size = sizeof(VPxContext),
1225  .init = vp9_init,
1226  .encode2 = vpx_encode,
1227  .close = vpx_free,
1230  .priv_class = &class_vp9,
1231  .defaults = defaults,
1232  .init_static_data = ff_vp9_init_static,
1233  .wrapper_name = "libvpx",
1234 };
1235 #endif /* CONFIG_LIBVPX_VP9_ENCODER */
uint8_t is_alpha
Definition: libvpxenc.c:69
uint64_t sse[4]
Definition: libvpxenc.c:57
also ITU-R BT1361 / IEC 61966-2-4 xvYCC709 / SMPTE RP177 Annex B
Definition: pixfmt.h:475
struct vpx_image rawimg
Definition: libvpxenc.c:66
int arnr_max_frames
Definition: libvpxenc.c:87
#define NULL
Definition: coverity.c:32
const char const char void * val
Definition: avisynth_c.h:771
int row_mt
Definition: libvpxenc.c:111
#define AVERROR_INVALIDDATA
Invalid data found when processing input.
Definition: error.h:59
#define AV_PIX_FMT_YUV440P10
Definition: pixfmt.h:370
This structure describes decoded (raw) audio or video data.
Definition: frame.h:201
static av_cold int vpx_free(AVCodecContext *avctx)
Definition: libvpxenc.c:302
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:669
uint64_t error[AV_NUM_DATA_POINTERS]
error
Definition: avcodec.h:2677
#define OFFSET(x)
Definition: libvpxenc.c:1066
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:1552
#define LIBAVUTIL_VERSION_INT
Definition: version.h:85
int rc_overshoot_pct
Definition: libvpxenc.c:99
const char * desc
Definition: nvenc.c:63
static av_cold int init(AVCodecContext *avctx)
Definition: avrndec.c:35
struct FrameListData * coded_frame_list
Definition: libvpxenc.c:75
int max_bitrate
Maximum bitrate of the stream, in bits per second.
Definition: avcodec.h:1101
also ITU-R BT601-6 625 / ITU-R BT1358 625 / ITU-R BT1700 625 PAL & SECAM / IEC 61966-2-4 xvYCC601 ...
Definition: pixfmt.h:479
int rc_initial_buffer_occupancy
Number of bits which should be loaded into the rc buffer before decoding starts.
Definition: avcodec.h:2403
enum AVColorRange color_range
MPEG vs JPEG YUV range.
Definition: avcodec.h:2132
planar GBR 4:4:4 24bpp
Definition: pixfmt.h:164
int num
Numerator.
Definition: rational.h:59
int size
Definition: avcodec.h:1415
#define AV_PIX_FMT_GBRP10
Definition: pixfmt.h:384
const char * av_default_item_name(void *ptr)
Return the context name.
Definition: log.c:193
int av_log2(unsigned v)
Definition: intmath.c:26
int aq_mode
Definition: libvpxenc.c:106
also ITU-R BT601-6 525 / ITU-R BT1358 525 / ITU-R BT1700 NTSC
Definition: pixfmt.h:480
enum AVPixelFormat pix_fmt
Pixel format, see AV_PIX_FMT_xxx.
Definition: avcodec.h:1711
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:372
char * stats_in
pass2 encoding statistics input buffer Concatenated stuff from stats_out of pass1 should be placed he...
Definition: avcodec.h:2524
static void cx_pktcpy(struct FrameListData *dst, const struct vpx_codec_cx_pkt *src, const struct vpx_codec_cx_pkt *src_alpha, VPxContext *ctx)
Definition: libvpxenc.c:752
int frame_parallel
Definition: libvpxenc.c:105
int static_thresh
Definition: libvpxenc.c:96
static AVPacket pkt
#define AV_CODEC_CAP_AUTO_THREADS
Codec supports avctx->thread_count == 0 (auto).
Definition: avcodec.h:1024
#define src
Definition: vp8dsp.c:254
int profile
profile
Definition: avcodec.h:2827
AVCodec.
Definition: avcodec.h:3365
struct vpx_fixed_buf twopass_stats
Definition: libvpxenc.c:70
int error_resilient
Definition: libvpxenc.c:94
order of coefficients is actually GBR, also IEC 61966-2-1 (sRGB)
Definition: pixfmt.h:474
int tile_rows
Definition: libvpxenc.c:104
uint64_t frame_number
Definition: libvpxenc.c:74
int min_bitrate
Minimum bitrate of the stream, in bits per second.
Definition: avcodec.h:1106
functionally identical to above
Definition: pixfmt.h:481
AVRational time_base
This is the fundamental unit of time (in seconds) in terms of which frame timestamps are represented...
Definition: avcodec.h:1624
#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:981
#define av_assert0(cond)
assert() equivalent, that is always enabled.
Definition: avassert.h:37
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
planar YUV 4:2:0, 20bpp, (1 Cr & Cb sample per 2x2 Y & A samples)
Definition: pixfmt.h:97
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:258
#define av_malloc(s)
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:229
int64_t pts
Presentation timestamp in time_base units (time when frame should be shown to user).
Definition: frame.h:294
static AVFrame * frame
int auto_alt_ref
Definition: libvpxenc.c:85
uint8_t * data
Definition: avcodec.h:1414
static int flags
Definition: log.c:57
#define AV_LOG_VERBOSE
Detailed information.
Definition: log.h:192
int vpx_cs
Definition: libvpxenc.c:109
uint64_t sse[4]
Definition: libvpxenc.c:72
int buffer_size
The size of the buffer to which the ratecontrol is applied, in bits.
Definition: avcodec.h:1117
ptrdiff_t size
Definition: opengl_enc.c:101
#define AV_PIX_FMT_YUV422P12
Definition: pixfmt.h:373
char * stats_out
pass1 encoding statistics output buffer
Definition: avcodec.h:2516
attribute_deprecated uint64_t error[AV_NUM_DATA_POINTERS]
Definition: frame.h:336
attribute_deprecated int frame_skip_threshold
Definition: avcodec.h:2426
#define av_log(a,...)
int noise_sensitivity
Definition: libvpxenc.c:108
#define LEGACY_OPTIONS
Definition: libvpxenc.c:1101
#define AV_PKT_FLAG_KEY
The packet contains a keyframe.
Definition: avcodec.h:1446
static int vpx_encode(AVCodecContext *avctx, AVPacket *pkt, const AVFrame *frame, int *got_packet)
Definition: libvpxenc.c:974
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
Definition: log.h:176
int arnr_type
Definition: libvpxenc.c:89
int tune
Definition: libvpxenc.c:91
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:794
#define AVERROR(e)
Definition: error.h:43
#define COMMON_OPTIONS
Definition: libvpxenc.c:1069
int qmax
maximum quantizer
Definition: avcodec.h:2346
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
Definition: internal.h:186
enum AVColorRange color_range
MPEG vs JPEG YUV range.
Definition: frame.h:446
#define AV_LOG_DEBUG
Stuff which is only useful for libav* developers.
Definition: log.h:197
int flags
AV_CODEC_FLAG_*.
Definition: avcodec.h:1582
uint16_t width
Definition: gdv.c:47
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: avcodec.h:3372
#define AV_PIX_FMT_YUV444P10
Definition: pixfmt.h:371
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:1420
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:2360
int64_t rc_min_rate
minimum bitrate
Definition: avcodec.h:2382
common internal API header
float level
Definition: libvpxenc.c:110
int lossless
Definition: libvpxenc.c:102
static av_cold void dump_enc_cfg(AVCodecContext *avctx, const struct vpx_codec_enc_cfg *cfg)
Definition: libvpxenc.c:163
enum AVPictureType pict_type
Picture type of the frame.
Definition: frame.h:284
struct vpx_image rawimg_alpha
Definition: libvpxenc.c:68
#define AV_BASE64_SIZE(x)
Calculate the output size needed to base64-encode x bytes to a null-terminated string.
Definition: base64.h:66
int width
picture width / height.
Definition: avcodec.h:1674
#define FF_PROFILE_UNKNOWN
Definition: avcodec.h:2828
ITU-R BT2020 non-constant luminance system.
Definition: pixfmt.h:484
attribute_deprecated int noise_reduction
Definition: avcodec.h:2015
AVFormatContext * ctx
Definition: movenc.c:48
#define AV_CODEC_FLAG_PSNR
error[?] variables will be set during encoding.
Definition: avcodec.h:862
#define AV_CODEC_FLAG_PASS1
Use internal 2pass ratecontrol in first pass mode.
Definition: avcodec.h:846
static void stats(AVPacket *const *in, int n_in, unsigned *_max, unsigned *_sum)
int deadline
Definition: libvpxenc.c:71
int ticks_per_frame
For some codecs, the time base is closer to the field rate than the frame rate.
Definition: avcodec.h:1633
static av_cold void log_encoder_error(AVCodecContext *avctx, const char *desc)
Definition: libvpxenc.c:152
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
static void error(const char *err)
int thread_count
thread count is used to decide how many independent tasks should be passed to execute() ...
Definition: avcodec.h:2753
struct FrameListData * next
Definition: libvpxenc.c:60
the normal 2^n-1 "JPEG" YUV ranges
Definition: pixfmt.h:499
#define VP8F_ERROR_RESILIENT
Enable measures appropriate for streaming over lossy links.
Definition: libvpxenc.c:82
int cpu_used
Definition: libvpxenc.c:77
static av_cold int vpx_init(AVCodecContext *avctx, const struct vpx_codec_iface *iface)
Definition: libvpxenc.c:451
This structure describes the bitrate properties of an encoded bitstream.
Definition: avcodec.h:1096
static const AVCodecDefault defaults[]
Definition: libvpxenc.c:1168
#define AV_LOG_INFO
Standard information.
Definition: log.h:187
int max_intra_rate
Definition: libvpxenc.c:97
#define VE
Definition: libvpxenc.c:1067
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:163
int tune_content
Definition: libvpxenc.c:112
Libavcodec external API header.
enum AVCodecID codec_id
Definition: avcodec.h:1512
av_cold void ff_vp9_init_static(AVCodec *codec)
Definition: libvpx.c:68
int lag_in_frames
Definition: libvpxenc.c:93
int linesize[AV_NUM_DATA_POINTERS]
For video, size in bytes of each picture line.
Definition: frame.h:232
static av_cold int vp9_init(AVFormatContext *ctx, int st_index, PayloadContext *data)
Definition: rtpdec_vp9.c:34
static int set_pix_fmt(AVCodecContext *avctx, struct vpx_image *img, int has_alpha_channel)
Definition: libvpxdec.c:70
main external API structure.
Definition: avcodec.h:1502
static int queue_frames(AVCodecContext *avctx, AVPacket *pkt_out)
Queue multiple output frames from the encoder, returning the front-most.
Definition: libvpxenc.c:872
void av_packet_unref(AVPacket *pkt)
Wipe the packet.
Definition: avpacket.c:590
int qmin
minimum quantizer
Definition: avcodec.h:2339
void * buf
Definition: avisynth_c.h:690
Data found in BlockAdditional element of matroska container.
Definition: avcodec.h:1291
#define AV_PIX_FMT_YUV420P10
Definition: pixfmt.h:368
Describe the class of an AVClass context structure.
Definition: log.h:67
static const AVProfile profiles[]
enum AVColorSpace colorspace
YUV colorspace type.
Definition: avcodec.h:2125
uint32_t flags
flags for this frame
Definition: libvpxenc.c:56
#define AV_PIX_FMT_YUV440P12
Definition: pixfmt.h:374
#define snprintf
Definition: snprintf.h:34
static av_cold void free_coded_frame(struct FrameListData *cx_frame)
Definition: libvpxenc.c:239
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:2331
static enum AVPixelFormat pix_fmts[]
Definition: libkvazaar.c:266
void * buf
compressed data buffer
Definition: libvpxenc.c:48
size_t sz_alpha
Definition: libvpxenc.c:51
#define AV_PIX_FMT_GBRP12
Definition: pixfmt.h:385
int have_sse
true if we have pending sse[]
Definition: libvpxenc.c:58
#define SIZE_SPECIFIER
Definition: internal.h:262
#define AV_PIX_FMT_YUV422P10
Definition: pixfmt.h:369
#define AV_PIX_FMT_YUV444P12
Definition: pixfmt.h:375
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
Definition: frame.h:215
uint8_t level
Definition: svq3.c:207
the normal 219*2^(n-8) "MPEG" YUV ranges
Definition: pixfmt.h:498
int flags
VP8 specific flags, see VP8F_* below.
Definition: libvpxenc.c:81
int gop_size
the number of pictures in a group of pictures, or 0 for intra_only
Definition: avcodec.h:1696
static const char *const ctlidstr[]
String mappings for enum vp8e_enc_control_id.
Definition: libvpxenc.c:117
struct vpx_codec_ctx encoder_alpha
Definition: libvpxenc.c:67
static av_cold int vp8_init(AVFormatContext *s, int st_index, PayloadContext *vp8)
Definition: rtpdec_vp8.c:263
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:84
common internal api header.
common internal and external API header
struct vpx_codec_ctx encoder
Definition: libvpxenc.c:65
attribute_deprecated AVFrame * coded_frame
the picture in the bitstream
Definition: avcodec.h:2744
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:2164
static av_cold void free_frame_list(struct FrameListData *list)
Definition: libvpxenc.c:247
#define AV_CODEC_FLAG_PASS2
Use internal 2pass ratecontrol in second pass mode.
Definition: avcodec.h:850
void * buf_alpha
Definition: libvpxenc.c:50
int slices
Number of slices.
Definition: avcodec.h:2148
void * priv_data
Definition: avcodec.h:1529
#define av_free(p)
#define FF_ENABLE_DEPRECATION_WARNINGS
Definition: internal.h:85
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:1111
int arnr_strength
Definition: libvpxenc.c:88
int key_frame
1 -> keyframe, 0-> not
Definition: frame.h:279
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
int drop_threshold
Definition: libvpxenc.c:107
int64_t dts
Decompression timestamp in AVStream->time_base units; the time at which the packet is decompressed...
Definition: avcodec.h:1413
int have_sse
true if we have pending sse[]
Definition: libvpxenc.c:73
int height
Definition: frame.h:259
#define av_freep(p)
int rc_undershoot_pct
Definition: libvpxenc.c:98
planar YUV 4:4:0 (1 Cr & Cb sample per 1x2 Y samples)
Definition: pixfmt.h:95
uint8_t * av_packet_new_side_data(AVPacket *pkt, enum AVPacketSideDataType type, int size)
Allocate new information of a packet.
Definition: avpacket.c:329
const AVProfile ff_vp9_profiles[]
Definition: profiles.c:135
int corpus_complexity
Definition: libvpxenc.c:113
AVPixelFormat
Pixel format.
Definition: pixfmt.h:60
This structure stores compressed data.
Definition: avcodec.h:1391
int64_t pts
Presentation timestamp in AVStream->time_base units; the time at which the decompressed packet will b...
Definition: avcodec.h:1407
Predicted.
Definition: avutil.h:275
#define av_unused
Definition: attributes.h:125
int tile_columns
Definition: libvpxenc.c:103
int64_t rc_max_rate
maximum bitrate
Definition: avcodec.h:2375
int keyint_min
minimum GOP size
Definition: avcodec.h:2078