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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;
112 } VPxContext;
113 
114 /** String mappings for enum vp8e_enc_control_id */
115 static const char *const ctlidstr[] = {
116  [VP8E_SET_CPUUSED] = "VP8E_SET_CPUUSED",
117  [VP8E_SET_ENABLEAUTOALTREF] = "VP8E_SET_ENABLEAUTOALTREF",
118  [VP8E_SET_NOISE_SENSITIVITY] = "VP8E_SET_NOISE_SENSITIVITY",
119  [VP8E_SET_STATIC_THRESHOLD] = "VP8E_SET_STATIC_THRESHOLD",
120  [VP8E_SET_TOKEN_PARTITIONS] = "VP8E_SET_TOKEN_PARTITIONS",
121  [VP8E_SET_ARNR_MAXFRAMES] = "VP8E_SET_ARNR_MAXFRAMES",
122  [VP8E_SET_ARNR_STRENGTH] = "VP8E_SET_ARNR_STRENGTH",
123  [VP8E_SET_ARNR_TYPE] = "VP8E_SET_ARNR_TYPE",
124  [VP8E_SET_TUNING] = "VP8E_SET_TUNING",
125  [VP8E_SET_CQ_LEVEL] = "VP8E_SET_CQ_LEVEL",
126  [VP8E_SET_MAX_INTRA_BITRATE_PCT] = "VP8E_SET_MAX_INTRA_BITRATE_PCT",
127 #if CONFIG_LIBVPX_VP9_ENCODER
128  [VP9E_SET_LOSSLESS] = "VP9E_SET_LOSSLESS",
129  [VP9E_SET_TILE_COLUMNS] = "VP9E_SET_TILE_COLUMNS",
130  [VP9E_SET_TILE_ROWS] = "VP9E_SET_TILE_ROWS",
131  [VP9E_SET_FRAME_PARALLEL_DECODING] = "VP9E_SET_FRAME_PARALLEL_DECODING",
132  [VP9E_SET_AQ_MODE] = "VP9E_SET_AQ_MODE",
133 #if VPX_ENCODER_ABI_VERSION > 8
134  [VP9E_SET_COLOR_SPACE] = "VP9E_SET_COLOR_SPACE",
135 #endif
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 #endif
147 };
148 
149 static av_cold void log_encoder_error(AVCodecContext *avctx, const char *desc)
150 {
151  VPxContext *ctx = avctx->priv_data;
152  const char *error = vpx_codec_error(&ctx->encoder);
153  const char *detail = vpx_codec_error_detail(&ctx->encoder);
154 
155  av_log(avctx, AV_LOG_ERROR, "%s: %s\n", desc, error);
156  if (detail)
157  av_log(avctx, AV_LOG_ERROR, " Additional information: %s\n", detail);
158 }
159 
161  const struct vpx_codec_enc_cfg *cfg)
162 {
163  int width = -30;
164  int level = AV_LOG_DEBUG;
165 
166  av_log(avctx, level, "vpx_codec_enc_cfg\n");
167  av_log(avctx, level, "generic settings\n"
168  " %*s%u\n %*s%u\n %*s%u\n %*s%u\n %*s%u\n"
169 #if CONFIG_LIBVPX_VP9_ENCODER && defined(VPX_IMG_FMT_HIGHBITDEPTH)
170  " %*s%u\n %*s%u\n"
171 #endif
172  " %*s{%u/%u}\n %*s%u\n %*s%d\n %*s%u\n",
173  width, "g_usage:", cfg->g_usage,
174  width, "g_threads:", cfg->g_threads,
175  width, "g_profile:", cfg->g_profile,
176  width, "g_w:", cfg->g_w,
177  width, "g_h:", cfg->g_h,
178 #if CONFIG_LIBVPX_VP9_ENCODER && defined(VPX_IMG_FMT_HIGHBITDEPTH)
179  width, "g_bit_depth:", cfg->g_bit_depth,
180  width, "g_input_bit_depth:", cfg->g_input_bit_depth,
181 #endif
182  width, "g_timebase:", cfg->g_timebase.num, cfg->g_timebase.den,
183  width, "g_error_resilient:", cfg->g_error_resilient,
184  width, "g_pass:", cfg->g_pass,
185  width, "g_lag_in_frames:", cfg->g_lag_in_frames);
186  av_log(avctx, level, "rate control settings\n"
187  " %*s%u\n %*s%u\n %*s%u\n %*s%u\n"
188  " %*s%d\n %*s%p(%"SIZE_SPECIFIER")\n %*s%u\n",
189  width, "rc_dropframe_thresh:", cfg->rc_dropframe_thresh,
190  width, "rc_resize_allowed:", cfg->rc_resize_allowed,
191  width, "rc_resize_up_thresh:", cfg->rc_resize_up_thresh,
192  width, "rc_resize_down_thresh:", cfg->rc_resize_down_thresh,
193  width, "rc_end_usage:", cfg->rc_end_usage,
194  width, "rc_twopass_stats_in:", cfg->rc_twopass_stats_in.buf, cfg->rc_twopass_stats_in.sz,
195  width, "rc_target_bitrate:", cfg->rc_target_bitrate);
196  av_log(avctx, level, "quantizer settings\n"
197  " %*s%u\n %*s%u\n",
198  width, "rc_min_quantizer:", cfg->rc_min_quantizer,
199  width, "rc_max_quantizer:", cfg->rc_max_quantizer);
200  av_log(avctx, level, "bitrate tolerance\n"
201  " %*s%u\n %*s%u\n",
202  width, "rc_undershoot_pct:", cfg->rc_undershoot_pct,
203  width, "rc_overshoot_pct:", cfg->rc_overshoot_pct);
204  av_log(avctx, level, "decoder buffer model\n"
205  " %*s%u\n %*s%u\n %*s%u\n",
206  width, "rc_buf_sz:", cfg->rc_buf_sz,
207  width, "rc_buf_initial_sz:", cfg->rc_buf_initial_sz,
208  width, "rc_buf_optimal_sz:", cfg->rc_buf_optimal_sz);
209  av_log(avctx, level, "2 pass rate control settings\n"
210  " %*s%u\n %*s%u\n %*s%u\n",
211  width, "rc_2pass_vbr_bias_pct:", cfg->rc_2pass_vbr_bias_pct,
212  width, "rc_2pass_vbr_minsection_pct:", cfg->rc_2pass_vbr_minsection_pct,
213  width, "rc_2pass_vbr_maxsection_pct:", cfg->rc_2pass_vbr_maxsection_pct);
214  av_log(avctx, level, "keyframing settings\n"
215  " %*s%d\n %*s%u\n %*s%u\n",
216  width, "kf_mode:", cfg->kf_mode,
217  width, "kf_min_dist:", cfg->kf_min_dist,
218  width, "kf_max_dist:", cfg->kf_max_dist);
219  av_log(avctx, level, "\n");
220 }
221 
222 static void coded_frame_add(void *list, struct FrameListData *cx_frame)
223 {
224  struct FrameListData **p = list;
225 
226  while (*p)
227  p = &(*p)->next;
228  *p = cx_frame;
229  cx_frame->next = NULL;
230 }
231 
232 static av_cold void free_coded_frame(struct FrameListData *cx_frame)
233 {
234  av_freep(&cx_frame->buf);
235  if (cx_frame->buf_alpha)
236  av_freep(&cx_frame->buf_alpha);
237  av_freep(&cx_frame);
238 }
239 
240 static av_cold void free_frame_list(struct FrameListData *list)
241 {
242  struct FrameListData *p = list;
243 
244  while (p) {
245  list = list->next;
246  free_coded_frame(p);
247  p = list;
248  }
249 }
250 
252  enum vp8e_enc_control_id id, int val)
253 {
254  VPxContext *ctx = avctx->priv_data;
255  char buf[80];
256  int width = -30;
257  int res;
258 
259  snprintf(buf, sizeof(buf), "%s:", ctlidstr[id]);
260  av_log(avctx, AV_LOG_DEBUG, " %*s%d\n", width, buf, val);
261 
262  res = vpx_codec_control(&ctx->encoder, id, val);
263  if (res != VPX_CODEC_OK) {
264  snprintf(buf, sizeof(buf), "Failed to set %s codec control",
265  ctlidstr[id]);
266  log_encoder_error(avctx, buf);
267  }
268 
269  return res == VPX_CODEC_OK ? 0 : AVERROR(EINVAL);
270 }
271 
272 #if VPX_ENCODER_ABI_VERSION >= 12
273 static av_cold int codecctl_intp(AVCodecContext *avctx,
274  enum vp8e_enc_control_id id, int *val)
275 {
276  VPxContext *ctx = avctx->priv_data;
277  char buf[80];
278  int width = -30;
279  int res;
280 
281  snprintf(buf, sizeof(buf), "%s:", ctlidstr[id]);
282  av_log(avctx, AV_LOG_DEBUG, " %*s%d\n", width, buf, *val);
283 
284  res = vpx_codec_control(&ctx->encoder, id, val);
285  if (res != VPX_CODEC_OK) {
286  snprintf(buf, sizeof(buf), "Failed to set %s codec control",
287  ctlidstr[id]);
288  log_encoder_error(avctx, buf);
289  }
290 
291  return res == VPX_CODEC_OK ? 0 : AVERROR(EINVAL);
292 }
293 #endif
294 
295 static av_cold int vpx_free(AVCodecContext *avctx)
296 {
297  VPxContext *ctx = avctx->priv_data;
298 
299 #if VPX_ENCODER_ABI_VERSION >= 12
300  if (avctx->codec_id == AV_CODEC_ID_VP9 && ctx->level >= 0 &&
301  !(avctx->flags & AV_CODEC_FLAG_PASS1)) {
302  int level_out = 0;
303  if (!codecctl_intp(avctx, VP9E_GET_LEVEL, &level_out))
304  av_log(avctx, AV_LOG_INFO, "Encoded level %.1f\n", level_out * 0.1);
305  }
306 #endif
307 
308  vpx_codec_destroy(&ctx->encoder);
309  if (ctx->is_alpha)
310  vpx_codec_destroy(&ctx->encoder_alpha);
311  av_freep(&ctx->twopass_stats.buf);
312  av_freep(&avctx->stats_out);
314  return 0;
315 }
316 
317 #if CONFIG_LIBVPX_VP9_ENCODER
318 static int set_pix_fmt(AVCodecContext *avctx, vpx_codec_caps_t codec_caps,
319  struct vpx_codec_enc_cfg *enccfg, vpx_codec_flags_t *flags,
320  vpx_img_fmt_t *img_fmt)
321 {
322  VPxContext av_unused *ctx = avctx->priv_data;
323 #ifdef VPX_IMG_FMT_HIGHBITDEPTH
324  enccfg->g_bit_depth = enccfg->g_input_bit_depth = 8;
325 #endif
326  switch (avctx->pix_fmt) {
327  case AV_PIX_FMT_YUV420P:
328  case AV_PIX_FMT_YUVA420P:
329  enccfg->g_profile = 0;
330  *img_fmt = VPX_IMG_FMT_I420;
331  return 0;
332  case AV_PIX_FMT_YUV422P:
333  enccfg->g_profile = 1;
334  *img_fmt = VPX_IMG_FMT_I422;
335  return 0;
336 #if VPX_IMAGE_ABI_VERSION >= 3
337  case AV_PIX_FMT_YUV440P:
338  enccfg->g_profile = 1;
339  *img_fmt = VPX_IMG_FMT_I440;
340  return 0;
341  case AV_PIX_FMT_GBRP:
342  ctx->vpx_cs = VPX_CS_SRGB;
343 #endif
344  case AV_PIX_FMT_YUV444P:
345  enccfg->g_profile = 1;
346  *img_fmt = VPX_IMG_FMT_I444;
347  return 0;
348 #ifdef VPX_IMG_FMT_HIGHBITDEPTH
351  if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
352  enccfg->g_bit_depth = enccfg->g_input_bit_depth =
353  avctx->pix_fmt == AV_PIX_FMT_YUV420P10 ? 10 : 12;
354  enccfg->g_profile = 2;
355  *img_fmt = VPX_IMG_FMT_I42016;
356  *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
357  return 0;
358  }
359  break;
362  if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
363  enccfg->g_bit_depth = enccfg->g_input_bit_depth =
364  avctx->pix_fmt == AV_PIX_FMT_YUV422P10 ? 10 : 12;
365  enccfg->g_profile = 3;
366  *img_fmt = VPX_IMG_FMT_I42216;
367  *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
368  return 0;
369  }
370  break;
371 #if VPX_IMAGE_ABI_VERSION >= 3
374  if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
375  enccfg->g_bit_depth = enccfg->g_input_bit_depth =
376  avctx->pix_fmt == AV_PIX_FMT_YUV440P10 ? 10 : 12;
377  enccfg->g_profile = 3;
378  *img_fmt = VPX_IMG_FMT_I44016;
379  *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
380  return 0;
381  }
382  break;
383  case AV_PIX_FMT_GBRP10:
384  case AV_PIX_FMT_GBRP12:
385  ctx->vpx_cs = VPX_CS_SRGB;
386 #endif
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 #endif
400  default:
401  break;
402  }
403  av_log(avctx, AV_LOG_ERROR, "Unsupported pixel format.\n");
404  return AVERROR_INVALIDDATA;
405 }
406 
407 #if VPX_ENCODER_ABI_VERSION > 8
408 static void set_colorspace(AVCodecContext *avctx)
409 {
410  enum vpx_color_space vpx_cs;
411  VPxContext *ctx = avctx->priv_data;
412 
413  if (ctx->vpx_cs) {
414  vpx_cs = ctx->vpx_cs;
415  } else {
416  switch (avctx->colorspace) {
417  case AVCOL_SPC_RGB: vpx_cs = VPX_CS_SRGB; break;
418  case AVCOL_SPC_BT709: vpx_cs = VPX_CS_BT_709; break;
419  case AVCOL_SPC_UNSPECIFIED: vpx_cs = VPX_CS_UNKNOWN; break;
420  case AVCOL_SPC_RESERVED: vpx_cs = VPX_CS_RESERVED; break;
421  case AVCOL_SPC_BT470BG: vpx_cs = VPX_CS_BT_601; break;
422  case AVCOL_SPC_SMPTE170M: vpx_cs = VPX_CS_SMPTE_170; break;
423  case AVCOL_SPC_SMPTE240M: vpx_cs = VPX_CS_SMPTE_240; break;
424  case AVCOL_SPC_BT2020_NCL: vpx_cs = VPX_CS_BT_2020; break;
425  default:
426  av_log(avctx, AV_LOG_WARNING, "Unsupported colorspace (%d)\n",
427  avctx->colorspace);
428  return;
429  }
430  }
431  codecctl_int(avctx, VP9E_SET_COLOR_SPACE, vpx_cs);
432 }
433 #endif
434 
435 #if VPX_ENCODER_ABI_VERSION >= 11
436 static void set_color_range(AVCodecContext *avctx)
437 {
438  enum vpx_color_range vpx_cr;
439  switch (avctx->color_range) {
441  case AVCOL_RANGE_MPEG: vpx_cr = VPX_CR_STUDIO_RANGE; break;
442  case AVCOL_RANGE_JPEG: vpx_cr = VPX_CR_FULL_RANGE; break;
443  default:
444  av_log(avctx, AV_LOG_WARNING, "Unsupported color range (%d)\n",
445  avctx->color_range);
446  return;
447  }
448 
449  codecctl_int(avctx, VP9E_SET_COLOR_RANGE, vpx_cr);
450 }
451 #endif
452 #endif
453 
454 static av_cold int vpx_init(AVCodecContext *avctx,
455  const struct vpx_codec_iface *iface)
456 {
457  VPxContext *ctx = avctx->priv_data;
458  struct vpx_codec_enc_cfg enccfg = { 0 };
459  struct vpx_codec_enc_cfg enccfg_alpha;
460  vpx_codec_flags_t flags = (avctx->flags & AV_CODEC_FLAG_PSNR) ? VPX_CODEC_USE_PSNR : 0;
461  AVCPBProperties *cpb_props;
462  int res;
463  vpx_img_fmt_t img_fmt = VPX_IMG_FMT_I420;
464 #if CONFIG_LIBVPX_VP9_ENCODER
465  vpx_codec_caps_t codec_caps = vpx_codec_get_caps(iface);
466 #endif
467 
468  av_log(avctx, AV_LOG_INFO, "%s\n", vpx_codec_version_str());
469  av_log(avctx, AV_LOG_VERBOSE, "%s\n", vpx_codec_build_config());
470 
471  if (avctx->pix_fmt == AV_PIX_FMT_YUVA420P)
472  ctx->is_alpha = 1;
473 
474  if ((res = vpx_codec_enc_config_default(iface, &enccfg, 0)) != VPX_CODEC_OK) {
475  av_log(avctx, AV_LOG_ERROR, "Failed to get config: %s\n",
476  vpx_codec_err_to_string(res));
477  return AVERROR(EINVAL);
478  }
479 
480 #if CONFIG_LIBVPX_VP9_ENCODER
481  if (avctx->codec_id == AV_CODEC_ID_VP9) {
482  if (set_pix_fmt(avctx, codec_caps, &enccfg, &flags, &img_fmt))
483  return AVERROR(EINVAL);
484  }
485 #endif
486 
487  if(!avctx->bit_rate)
488  if(avctx->rc_max_rate || avctx->rc_buffer_size || avctx->rc_initial_buffer_occupancy) {
489  av_log( avctx, AV_LOG_ERROR, "Rate control parameters set without a bitrate\n");
490  return AVERROR(EINVAL);
491  }
492 
493  dump_enc_cfg(avctx, &enccfg);
494 
495  enccfg.g_w = avctx->width;
496  enccfg.g_h = avctx->height;
497  enccfg.g_timebase.num = avctx->time_base.num;
498  enccfg.g_timebase.den = avctx->time_base.den;
499  enccfg.g_threads = avctx->thread_count;
500  enccfg.g_lag_in_frames= ctx->lag_in_frames;
501 
502  if (avctx->flags & AV_CODEC_FLAG_PASS1)
503  enccfg.g_pass = VPX_RC_FIRST_PASS;
504  else if (avctx->flags & AV_CODEC_FLAG_PASS2)
505  enccfg.g_pass = VPX_RC_LAST_PASS;
506  else
507  enccfg.g_pass = VPX_RC_ONE_PASS;
508 
509  if (avctx->rc_min_rate == avctx->rc_max_rate &&
510  avctx->rc_min_rate == avctx->bit_rate && avctx->bit_rate) {
511  enccfg.rc_end_usage = VPX_CBR;
512  } else if (ctx->crf >= 0) {
513  enccfg.rc_end_usage = VPX_CQ;
514 #if CONFIG_LIBVPX_VP9_ENCODER
515  if (!avctx->bit_rate && avctx->codec_id == AV_CODEC_ID_VP9)
516  enccfg.rc_end_usage = VPX_Q;
517 #endif
518  }
519 
520  if (avctx->bit_rate) {
521  enccfg.rc_target_bitrate = av_rescale_rnd(avctx->bit_rate, 1, 1000,
523 #if CONFIG_LIBVPX_VP9_ENCODER
524  } else if (enccfg.rc_end_usage == VPX_Q) {
525 #endif
526  } else {
527  if (enccfg.rc_end_usage == VPX_CQ) {
528  enccfg.rc_target_bitrate = 1000000;
529  } else {
530  avctx->bit_rate = enccfg.rc_target_bitrate * 1000;
531  av_log(avctx, AV_LOG_WARNING,
532  "Neither bitrate nor constrained quality specified, using default bitrate of %dkbit/sec\n",
533  enccfg.rc_target_bitrate);
534  }
535  }
536 
537  if (avctx->codec_id == AV_CODEC_ID_VP9 && ctx->lossless == 1) {
538  enccfg.rc_min_quantizer =
539  enccfg.rc_max_quantizer = 0;
540  } else {
541  if (avctx->qmin >= 0)
542  enccfg.rc_min_quantizer = avctx->qmin;
543  if (avctx->qmax >= 0)
544  enccfg.rc_max_quantizer = avctx->qmax;
545  }
546 
547  if (enccfg.rc_end_usage == VPX_CQ
548 #if CONFIG_LIBVPX_VP9_ENCODER
549  || enccfg.rc_end_usage == VPX_Q
550 #endif
551  ) {
552  if (ctx->crf < enccfg.rc_min_quantizer || ctx->crf > enccfg.rc_max_quantizer) {
553  av_log(avctx, AV_LOG_ERROR,
554  "CQ level %d must be between minimum and maximum quantizer value (%d-%d)\n",
555  ctx->crf, enccfg.rc_min_quantizer, enccfg.rc_max_quantizer);
556  return AVERROR(EINVAL);
557  }
558  }
559 
560 #if FF_API_PRIVATE_OPT
562  if (avctx->frame_skip_threshold)
563  ctx->drop_threshold = avctx->frame_skip_threshold;
565 #endif
566  enccfg.rc_dropframe_thresh = ctx->drop_threshold;
567 
568  //0-100 (0 => CBR, 100 => VBR)
569  enccfg.rc_2pass_vbr_bias_pct = lrint(avctx->qcompress * 100);
570  if (avctx->bit_rate)
571  enccfg.rc_2pass_vbr_minsection_pct =
572  avctx->rc_min_rate * 100LL / avctx->bit_rate;
573  if (avctx->rc_max_rate)
574  enccfg.rc_2pass_vbr_maxsection_pct =
575  avctx->rc_max_rate * 100LL / avctx->bit_rate;
576 
577  if (avctx->rc_buffer_size)
578  enccfg.rc_buf_sz =
579  avctx->rc_buffer_size * 1000LL / avctx->bit_rate;
580  if (avctx->rc_initial_buffer_occupancy)
581  enccfg.rc_buf_initial_sz =
582  avctx->rc_initial_buffer_occupancy * 1000LL / avctx->bit_rate;
583  enccfg.rc_buf_optimal_sz = enccfg.rc_buf_sz * 5 / 6;
584 #if FF_API_MPV_OPT
586  if (avctx->rc_buffer_aggressivity != 1.0) {
587  av_log(avctx, AV_LOG_WARNING, "The rc_buffer_aggressivity option is "
588  "deprecated, use the undershoot-pct private option instead.\n");
589  enccfg.rc_undershoot_pct = lrint(avctx->rc_buffer_aggressivity * 100);
590  }
592 #endif
593  if (ctx->rc_undershoot_pct >= 0)
594  enccfg.rc_undershoot_pct = ctx->rc_undershoot_pct;
595  if (ctx->rc_overshoot_pct >= 0)
596  enccfg.rc_overshoot_pct = ctx->rc_overshoot_pct;
597 
598  //_enc_init() will balk if kf_min_dist differs from max w/VPX_KF_AUTO
599  if (avctx->keyint_min >= 0 && avctx->keyint_min == avctx->gop_size)
600  enccfg.kf_min_dist = avctx->keyint_min;
601  if (avctx->gop_size >= 0)
602  enccfg.kf_max_dist = avctx->gop_size;
603 
604  if (enccfg.g_pass == VPX_RC_FIRST_PASS)
605  enccfg.g_lag_in_frames = 0;
606  else if (enccfg.g_pass == VPX_RC_LAST_PASS) {
607  int decode_size, ret;
608 
609  if (!avctx->stats_in) {
610  av_log(avctx, AV_LOG_ERROR, "No stats file for second pass\n");
611  return AVERROR_INVALIDDATA;
612  }
613 
614  ctx->twopass_stats.sz = strlen(avctx->stats_in) * 3 / 4;
615  ret = av_reallocp(&ctx->twopass_stats.buf, ctx->twopass_stats.sz);
616  if (ret < 0) {
617  av_log(avctx, AV_LOG_ERROR,
618  "Stat buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
619  ctx->twopass_stats.sz);
620  ctx->twopass_stats.sz = 0;
621  return ret;
622  }
623  decode_size = av_base64_decode(ctx->twopass_stats.buf, avctx->stats_in,
624  ctx->twopass_stats.sz);
625  if (decode_size < 0) {
626  av_log(avctx, AV_LOG_ERROR, "Stat buffer decode failed\n");
627  return AVERROR_INVALIDDATA;
628  }
629 
630  ctx->twopass_stats.sz = decode_size;
631  enccfg.rc_twopass_stats_in = ctx->twopass_stats;
632  }
633 
634  /* 0-3: For non-zero values the encoder increasingly optimizes for reduced
635  complexity playback on low powered devices at the expense of encode
636  quality. */
637  if (avctx->profile != FF_PROFILE_UNKNOWN)
638  enccfg.g_profile = avctx->profile;
639 
640  enccfg.g_error_resilient = ctx->error_resilient || ctx->flags & VP8F_ERROR_RESILIENT;
641 
642  dump_enc_cfg(avctx, &enccfg);
643  /* Construct Encoder Context */
644  res = vpx_codec_enc_init(&ctx->encoder, iface, &enccfg, flags);
645  if (res != VPX_CODEC_OK) {
646  log_encoder_error(avctx, "Failed to initialize encoder");
647  return AVERROR(EINVAL);
648  }
649 
650  if (ctx->is_alpha) {
651  enccfg_alpha = enccfg;
652  res = vpx_codec_enc_init(&ctx->encoder_alpha, iface, &enccfg_alpha, flags);
653  if (res != VPX_CODEC_OK) {
654  log_encoder_error(avctx, "Failed to initialize alpha encoder");
655  return AVERROR(EINVAL);
656  }
657  }
658 
659  //codec control failures are currently treated only as warnings
660  av_log(avctx, AV_LOG_DEBUG, "vpx_codec_control\n");
661  codecctl_int(avctx, VP8E_SET_CPUUSED, ctx->cpu_used);
662  if (ctx->flags & VP8F_AUTO_ALT_REF)
663  ctx->auto_alt_ref = 1;
664  if (ctx->auto_alt_ref >= 0)
665  codecctl_int(avctx, VP8E_SET_ENABLEAUTOALTREF,
666  avctx->codec_id == AV_CODEC_ID_VP8 ? !!ctx->auto_alt_ref : ctx->auto_alt_ref);
667  if (ctx->arnr_max_frames >= 0)
668  codecctl_int(avctx, VP8E_SET_ARNR_MAXFRAMES, ctx->arnr_max_frames);
669  if (ctx->arnr_strength >= 0)
670  codecctl_int(avctx, VP8E_SET_ARNR_STRENGTH, ctx->arnr_strength);
671  if (ctx->arnr_type >= 0)
672  codecctl_int(avctx, VP8E_SET_ARNR_TYPE, ctx->arnr_type);
673  if (ctx->tune >= 0)
674  codecctl_int(avctx, VP8E_SET_TUNING, ctx->tune);
675 
676  if (ctx->auto_alt_ref && ctx->is_alpha && avctx->codec_id == AV_CODEC_ID_VP8) {
677  av_log(avctx, AV_LOG_ERROR, "Transparency encoding with auto_alt_ref does not work\n");
678  return AVERROR(EINVAL);
679  }
680 
681  if (CONFIG_LIBVPX_VP8_ENCODER && avctx->codec_id == AV_CODEC_ID_VP8) {
682 #if FF_API_PRIVATE_OPT
684  if (avctx->noise_reduction)
685  ctx->noise_sensitivity = avctx->noise_reduction;
687 #endif
688  codecctl_int(avctx, VP8E_SET_NOISE_SENSITIVITY, ctx->noise_sensitivity);
689  codecctl_int(avctx, VP8E_SET_TOKEN_PARTITIONS, av_log2(avctx->slices));
690  }
691 #if FF_API_MPV_OPT
693  if (avctx->mb_threshold) {
694  av_log(avctx, AV_LOG_WARNING, "The mb_threshold option is deprecated, "
695  "use the static-thresh private option instead.\n");
696  ctx->static_thresh = avctx->mb_threshold;
697  }
699 #endif
700  codecctl_int(avctx, VP8E_SET_STATIC_THRESHOLD, ctx->static_thresh);
701  if (ctx->crf >= 0)
702  codecctl_int(avctx, VP8E_SET_CQ_LEVEL, ctx->crf);
703  if (ctx->max_intra_rate >= 0)
704  codecctl_int(avctx, VP8E_SET_MAX_INTRA_BITRATE_PCT, ctx->max_intra_rate);
705 
706 #if CONFIG_LIBVPX_VP9_ENCODER
707  if (avctx->codec_id == AV_CODEC_ID_VP9) {
708  if (ctx->lossless >= 0)
709  codecctl_int(avctx, VP9E_SET_LOSSLESS, ctx->lossless);
710  if (ctx->tile_columns >= 0)
711  codecctl_int(avctx, VP9E_SET_TILE_COLUMNS, ctx->tile_columns);
712  if (ctx->tile_rows >= 0)
713  codecctl_int(avctx, VP9E_SET_TILE_ROWS, ctx->tile_rows);
714  if (ctx->frame_parallel >= 0)
715  codecctl_int(avctx, VP9E_SET_FRAME_PARALLEL_DECODING, ctx->frame_parallel);
716  if (ctx->aq_mode >= 0)
717  codecctl_int(avctx, VP9E_SET_AQ_MODE, ctx->aq_mode);
718 #if VPX_ENCODER_ABI_VERSION > 8
719  set_colorspace(avctx);
720 #endif
721 #if VPX_ENCODER_ABI_VERSION >= 11
722  set_color_range(avctx);
723 #endif
724 #if VPX_ENCODER_ABI_VERSION >= 12
725  codecctl_int(avctx, VP9E_SET_TARGET_LEVEL, ctx->level < 0 ? 255 : lrint(ctx->level * 10));
726 #endif
727 #ifdef VPX_CTRL_VP9E_SET_ROW_MT
728  if (ctx->row_mt >= 0)
729  codecctl_int(avctx, VP9E_SET_ROW_MT, ctx->row_mt);
730 #endif
731  }
732 #endif
733 
734  av_log(avctx, AV_LOG_DEBUG, "Using deadline: %d\n", ctx->deadline);
735 
736  //provide dummy value to initialize wrapper, values will be updated each _encode()
737  vpx_img_wrap(&ctx->rawimg, img_fmt, avctx->width, avctx->height, 1,
738  (unsigned char*)1);
739 #if CONFIG_LIBVPX_VP9_ENCODER && defined(VPX_IMG_FMT_HIGHBITDEPTH)
740  if (avctx->codec_id == AV_CODEC_ID_VP9 && (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH))
741  ctx->rawimg.bit_depth = enccfg.g_bit_depth;
742 #endif
743 
744  if (ctx->is_alpha)
745  vpx_img_wrap(&ctx->rawimg_alpha, VPX_IMG_FMT_I420, avctx->width, avctx->height, 1,
746  (unsigned char*)1);
747 
748  cpb_props = ff_add_cpb_side_data(avctx);
749  if (!cpb_props)
750  return AVERROR(ENOMEM);
751 
752  if (enccfg.rc_end_usage == VPX_CBR ||
753  enccfg.g_pass != VPX_RC_ONE_PASS) {
754  cpb_props->max_bitrate = avctx->rc_max_rate;
755  cpb_props->min_bitrate = avctx->rc_min_rate;
756  cpb_props->avg_bitrate = avctx->bit_rate;
757  }
758  cpb_props->buffer_size = avctx->rc_buffer_size;
759 
760  return 0;
761 }
762 
763 static inline void cx_pktcpy(struct FrameListData *dst,
764  const struct vpx_codec_cx_pkt *src,
765  const struct vpx_codec_cx_pkt *src_alpha,
766  VPxContext *ctx)
767 {
768  dst->pts = src->data.frame.pts;
769  dst->duration = src->data.frame.duration;
770  dst->flags = src->data.frame.flags;
771  dst->sz = src->data.frame.sz;
772  dst->buf = src->data.frame.buf;
773  dst->have_sse = 0;
774  /* For alt-ref frame, don't store PSNR or increment frame_number */
775  if (!(dst->flags & VPX_FRAME_IS_INVISIBLE)) {
776  dst->frame_number = ++ctx->frame_number;
777  dst->have_sse = ctx->have_sse;
778  if (ctx->have_sse) {
779  /* associate last-seen SSE to the frame. */
780  /* Transfers ownership from ctx to dst. */
781  /* WARNING! This makes the assumption that PSNR_PKT comes
782  just before the frame it refers to! */
783  memcpy(dst->sse, ctx->sse, sizeof(dst->sse));
784  ctx->have_sse = 0;
785  }
786  } else {
787  dst->frame_number = -1; /* sanity marker */
788  }
789  if (src_alpha) {
790  dst->buf_alpha = src_alpha->data.frame.buf;
791  dst->sz_alpha = src_alpha->data.frame.sz;
792  } else {
793  dst->buf_alpha = NULL;
794  dst->sz_alpha = 0;
795  }
796 }
797 
798 /**
799  * Store coded frame information in format suitable for return from encode2().
800  *
801  * Write information from @a cx_frame to @a pkt
802  * @return packet data size on success
803  * @return a negative AVERROR on error
804  */
805 static int storeframe(AVCodecContext *avctx, struct FrameListData *cx_frame,
806  AVPacket *pkt)
807 {
808  int ret = ff_alloc_packet2(avctx, pkt, cx_frame->sz, 0);
809  uint8_t *side_data;
810  if (ret >= 0) {
811  int pict_type;
812  memcpy(pkt->data, cx_frame->buf, pkt->size);
813  pkt->pts = pkt->dts = cx_frame->pts;
814 #if FF_API_CODED_FRAME
816  avctx->coded_frame->pts = cx_frame->pts;
817  avctx->coded_frame->key_frame = !!(cx_frame->flags & VPX_FRAME_IS_KEY);
819 #endif
820 
821  if (!!(cx_frame->flags & VPX_FRAME_IS_KEY)) {
822  pict_type = AV_PICTURE_TYPE_I;
823 #if FF_API_CODED_FRAME
825  avctx->coded_frame->pict_type = pict_type;
827 #endif
828  pkt->flags |= AV_PKT_FLAG_KEY;
829  } else {
830  pict_type = AV_PICTURE_TYPE_P;
831 #if FF_API_CODED_FRAME
833  avctx->coded_frame->pict_type = pict_type;
835 #endif
836  }
837 
838  ff_side_data_set_encoder_stats(pkt, 0, cx_frame->sse + 1,
839  cx_frame->have_sse ? 3 : 0, pict_type);
840 
841  if (cx_frame->have_sse) {
842  int i;
843  /* Beware of the Y/U/V/all order! */
844 #if FF_API_CODED_FRAME
846  avctx->coded_frame->error[0] = cx_frame->sse[1];
847  avctx->coded_frame->error[1] = cx_frame->sse[2];
848  avctx->coded_frame->error[2] = cx_frame->sse[3];
849  avctx->coded_frame->error[3] = 0; // alpha
851 #endif
852  for (i = 0; i < 3; ++i) {
853  avctx->error[i] += cx_frame->sse[i + 1];
854  }
855  cx_frame->have_sse = 0;
856  }
857  if (cx_frame->sz_alpha > 0) {
858  side_data = av_packet_new_side_data(pkt,
860  cx_frame->sz_alpha + 8);
861  if(!side_data) {
862  av_packet_unref(pkt);
863  av_free(pkt);
864  return AVERROR(ENOMEM);
865  }
866  AV_WB64(side_data, 1);
867  memcpy(side_data + 8, cx_frame->buf_alpha, cx_frame->sz_alpha);
868  }
869  } else {
870  return ret;
871  }
872  return pkt->size;
873 }
874 
875 /**
876  * Queue multiple output frames from the encoder, returning the front-most.
877  * In cases where vpx_codec_get_cx_data() returns more than 1 frame append
878  * the frame queue. Return the head frame if available.
879  * @return Stored frame size
880  * @return AVERROR(EINVAL) on output size error
881  * @return AVERROR(ENOMEM) on coded frame queue data allocation error
882  */
883 static int queue_frames(AVCodecContext *avctx, AVPacket *pkt_out)
884 {
885  VPxContext *ctx = avctx->priv_data;
886  const struct vpx_codec_cx_pkt *pkt;
887  const struct vpx_codec_cx_pkt *pkt_alpha = NULL;
888  const void *iter = NULL;
889  const void *iter_alpha = NULL;
890  int size = 0;
891 
892  if (ctx->coded_frame_list) {
893  struct FrameListData *cx_frame = ctx->coded_frame_list;
894  /* return the leading frame if we've already begun queueing */
895  size = storeframe(avctx, cx_frame, pkt_out);
896  if (size < 0)
897  return size;
898  ctx->coded_frame_list = cx_frame->next;
899  free_coded_frame(cx_frame);
900  }
901 
902  /* consume all available output from the encoder before returning. buffers
903  are only good through the next vpx_codec call */
904  while ((pkt = vpx_codec_get_cx_data(&ctx->encoder, &iter)) &&
905  (!ctx->is_alpha ||
906  (ctx->is_alpha && (pkt_alpha = vpx_codec_get_cx_data(&ctx->encoder_alpha, &iter_alpha))))) {
907  switch (pkt->kind) {
908  case VPX_CODEC_CX_FRAME_PKT:
909  if (!size) {
910  struct FrameListData cx_frame;
911 
912  /* avoid storing the frame when the list is empty and we haven't yet
913  provided a frame for output */
915  cx_pktcpy(&cx_frame, pkt, pkt_alpha, ctx);
916  size = storeframe(avctx, &cx_frame, pkt_out);
917  if (size < 0)
918  return size;
919  } else {
920  struct FrameListData *cx_frame =
921  av_malloc(sizeof(struct FrameListData));
922 
923  if (!cx_frame) {
924  av_log(avctx, AV_LOG_ERROR,
925  "Frame queue element alloc failed\n");
926  return AVERROR(ENOMEM);
927  }
928  cx_pktcpy(cx_frame, pkt, pkt_alpha, ctx);
929  cx_frame->buf = av_malloc(cx_frame->sz);
930 
931  if (!cx_frame->buf) {
932  av_log(avctx, AV_LOG_ERROR,
933  "Data buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
934  cx_frame->sz);
935  av_freep(&cx_frame);
936  return AVERROR(ENOMEM);
937  }
938  memcpy(cx_frame->buf, pkt->data.frame.buf, pkt->data.frame.sz);
939  if (ctx->is_alpha) {
940  cx_frame->buf_alpha = av_malloc(cx_frame->sz_alpha);
941  if (!cx_frame->buf_alpha) {
942  av_log(avctx, AV_LOG_ERROR,
943  "Data buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
944  cx_frame->sz_alpha);
945  av_free(cx_frame);
946  return AVERROR(ENOMEM);
947  }
948  memcpy(cx_frame->buf_alpha, pkt_alpha->data.frame.buf, pkt_alpha->data.frame.sz);
949  }
950  coded_frame_add(&ctx->coded_frame_list, cx_frame);
951  }
952  break;
953  case VPX_CODEC_STATS_PKT: {
954  struct vpx_fixed_buf *stats = &ctx->twopass_stats;
955  int err;
956  if ((err = av_reallocp(&stats->buf,
957  stats->sz +
958  pkt->data.twopass_stats.sz)) < 0) {
959  stats->sz = 0;
960  av_log(avctx, AV_LOG_ERROR, "Stat buffer realloc failed\n");
961  return err;
962  }
963  memcpy((uint8_t*)stats->buf + stats->sz,
964  pkt->data.twopass_stats.buf, pkt->data.twopass_stats.sz);
965  stats->sz += pkt->data.twopass_stats.sz;
966  break;
967  }
968  case VPX_CODEC_PSNR_PKT:
969  av_assert0(!ctx->have_sse);
970  ctx->sse[0] = pkt->data.psnr.sse[0];
971  ctx->sse[1] = pkt->data.psnr.sse[1];
972  ctx->sse[2] = pkt->data.psnr.sse[2];
973  ctx->sse[3] = pkt->data.psnr.sse[3];
974  ctx->have_sse = 1;
975  break;
976  case VPX_CODEC_CUSTOM_PKT:
977  //ignore unsupported/unrecognized packet types
978  break;
979  }
980  }
981 
982  return size;
983 }
984 
985 static int vpx_encode(AVCodecContext *avctx, AVPacket *pkt,
986  const AVFrame *frame, int *got_packet)
987 {
988  VPxContext *ctx = avctx->priv_data;
989  struct vpx_image *rawimg = NULL;
990  struct vpx_image *rawimg_alpha = NULL;
991  int64_t timestamp = 0;
992  int res, coded_size;
993  vpx_enc_frame_flags_t flags = 0;
994 
995  if (frame) {
996  rawimg = &ctx->rawimg;
997  rawimg->planes[VPX_PLANE_Y] = frame->data[0];
998  rawimg->planes[VPX_PLANE_U] = frame->data[1];
999  rawimg->planes[VPX_PLANE_V] = frame->data[2];
1000  rawimg->stride[VPX_PLANE_Y] = frame->linesize[0];
1001  rawimg->stride[VPX_PLANE_U] = frame->linesize[1];
1002  rawimg->stride[VPX_PLANE_V] = frame->linesize[2];
1003  if (ctx->is_alpha) {
1004  uint8_t *u_plane, *v_plane;
1005  rawimg_alpha = &ctx->rawimg_alpha;
1006  rawimg_alpha->planes[VPX_PLANE_Y] = frame->data[3];
1007  u_plane = av_malloc(frame->linesize[1] * frame->height);
1008  v_plane = av_malloc(frame->linesize[2] * frame->height);
1009  if (!u_plane || !v_plane) {
1010  av_free(u_plane);
1011  av_free(v_plane);
1012  return AVERROR(ENOMEM);
1013  }
1014  memset(u_plane, 0x80, frame->linesize[1] * frame->height);
1015  rawimg_alpha->planes[VPX_PLANE_U] = u_plane;
1016  memset(v_plane, 0x80, frame->linesize[2] * frame->height);
1017  rawimg_alpha->planes[VPX_PLANE_V] = v_plane;
1018  rawimg_alpha->stride[VPX_PLANE_Y] = frame->linesize[0];
1019  rawimg_alpha->stride[VPX_PLANE_U] = frame->linesize[1];
1020  rawimg_alpha->stride[VPX_PLANE_V] = frame->linesize[2];
1021  }
1022  timestamp = frame->pts;
1023 #if VPX_IMAGE_ABI_VERSION >= 4
1024  switch (frame->color_range) {
1025  case AVCOL_RANGE_MPEG:
1026  rawimg->range = VPX_CR_STUDIO_RANGE;
1027  break;
1028  case AVCOL_RANGE_JPEG:
1029  rawimg->range = VPX_CR_FULL_RANGE;
1030  break;
1031  }
1032 #endif
1033  if (frame->pict_type == AV_PICTURE_TYPE_I)
1034  flags |= VPX_EFLAG_FORCE_KF;
1035  }
1036 
1037  res = vpx_codec_encode(&ctx->encoder, rawimg, timestamp,
1038  avctx->ticks_per_frame, flags, ctx->deadline);
1039  if (res != VPX_CODEC_OK) {
1040  log_encoder_error(avctx, "Error encoding frame");
1041  return AVERROR_INVALIDDATA;
1042  }
1043 
1044  if (ctx->is_alpha) {
1045  res = vpx_codec_encode(&ctx->encoder_alpha, rawimg_alpha, timestamp,
1046  avctx->ticks_per_frame, flags, ctx->deadline);
1047  if (res != VPX_CODEC_OK) {
1048  log_encoder_error(avctx, "Error encoding alpha frame");
1049  return AVERROR_INVALIDDATA;
1050  }
1051  }
1052 
1053  coded_size = queue_frames(avctx, pkt);
1054 
1055  if (!frame && avctx->flags & AV_CODEC_FLAG_PASS1) {
1056  unsigned int b64_size = AV_BASE64_SIZE(ctx->twopass_stats.sz);
1057 
1058  avctx->stats_out = av_malloc(b64_size);
1059  if (!avctx->stats_out) {
1060  av_log(avctx, AV_LOG_ERROR, "Stat buffer alloc (%d bytes) failed\n",
1061  b64_size);
1062  return AVERROR(ENOMEM);
1063  }
1064  av_base64_encode(avctx->stats_out, b64_size, ctx->twopass_stats.buf,
1065  ctx->twopass_stats.sz);
1066  }
1067 
1068  if (rawimg_alpha) {
1069  av_freep(&rawimg_alpha->planes[VPX_PLANE_U]);
1070  av_freep(&rawimg_alpha->planes[VPX_PLANE_V]);
1071  }
1072 
1073  *got_packet = !!coded_size;
1074  return 0;
1075 }
1076 
1077 #define OFFSET(x) offsetof(VPxContext, x)
1078 #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
1079 
1080 #ifndef VPX_ERROR_RESILIENT_DEFAULT
1081 #define VPX_ERROR_RESILIENT_DEFAULT 1
1082 #define VPX_ERROR_RESILIENT_PARTITIONS 2
1083 #endif
1084 
1085 #define COMMON_OPTIONS \
1086  { "auto-alt-ref", "Enable use of alternate reference " \
1087  "frames (2-pass only)", OFFSET(auto_alt_ref), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE}, \
1088  { "lag-in-frames", "Number of frames to look ahead for " \
1089  "alternate reference frame selection", OFFSET(lag_in_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1090  { "arnr-maxframes", "altref noise reduction max frame count", OFFSET(arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1091  { "arnr-strength", "altref noise reduction filter strength", OFFSET(arnr_strength), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1092  { "arnr-type", "altref noise reduction filter type", OFFSET(arnr_type), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE, "arnr_type"}, \
1093  { "backward", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, "arnr_type" }, \
1094  { "forward", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, "arnr_type" }, \
1095  { "centered", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 3}, 0, 0, VE, "arnr_type" }, \
1096  { "tune", "Tune the encoding to a specific scenario", OFFSET(tune), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE, "tune"}, \
1097  { "psnr", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VP8_TUNE_PSNR}, 0, 0, VE, "tune"}, \
1098  { "ssim", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VP8_TUNE_SSIM}, 0, 0, VE, "tune"}, \
1099  { "deadline", "Time to spend encoding, in microseconds.", OFFSET(deadline), AV_OPT_TYPE_INT, {.i64 = VPX_DL_GOOD_QUALITY}, INT_MIN, INT_MAX, VE, "quality"}, \
1100  { "best", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_BEST_QUALITY}, 0, 0, VE, "quality"}, \
1101  { "good", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_GOOD_QUALITY}, 0, 0, VE, "quality"}, \
1102  { "realtime", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_REALTIME}, 0, 0, VE, "quality"}, \
1103  { "error-resilient", "Error resilience configuration", OFFSET(error_resilient), AV_OPT_TYPE_FLAGS, {.i64 = 0}, INT_MIN, INT_MAX, VE, "er"}, \
1104  { "max-intra-rate", "Maximum I-frame bitrate (pct) 0=unlimited", OFFSET(max_intra_rate), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1105  { "default", "Improve resiliency against losses of whole frames", 0, AV_OPT_TYPE_CONST, {.i64 = VPX_ERROR_RESILIENT_DEFAULT}, 0, 0, VE, "er"}, \
1106  { "partitions", "The frame partitions are independently decodable " \
1107  "by the bool decoder, meaning that partitions can be decoded even " \
1108  "though earlier partitions have been lost. Note that intra predicition" \
1109  " is still done over the partition boundary.", 0, AV_OPT_TYPE_CONST, {.i64 = VPX_ERROR_RESILIENT_PARTITIONS}, 0, 0, VE, "er"}, \
1110  { "crf", "Select the quality for constant quality mode", offsetof(VPxContext, crf), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 63, VE }, \
1111  { "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 }, \
1112  { "drop-threshold", "Frame drop threshold", offsetof(VPxContext, drop_threshold), AV_OPT_TYPE_INT, {.i64 = 0 }, INT_MIN, INT_MAX, VE }, \
1113  { "noise-sensitivity", "Noise sensitivity", OFFSET(noise_sensitivity), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, 4, VE}, \
1114  { "undershoot-pct", "Datarate undershoot (min) target (%)", OFFSET(rc_undershoot_pct), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 100, VE }, \
1115  { "overshoot-pct", "Datarate overshoot (max) target (%)", OFFSET(rc_overshoot_pct), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1000, VE }, \
1116 
1117 #define LEGACY_OPTIONS \
1118  {"speed", "", offsetof(VPxContext, cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -16, 16, VE}, \
1119  {"quality", "", offsetof(VPxContext, deadline), AV_OPT_TYPE_INT, {.i64 = VPX_DL_GOOD_QUALITY}, INT_MIN, INT_MAX, VE, "quality"}, \
1120  {"vp8flags", "", offsetof(VPxContext, flags), AV_OPT_TYPE_FLAGS, {.i64 = 0}, 0, UINT_MAX, VE, "flags"}, \
1121  {"error_resilient", "enable error resilience", 0, AV_OPT_TYPE_CONST, {.i64 = VP8F_ERROR_RESILIENT}, INT_MIN, INT_MAX, VE, "flags"}, \
1122  {"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"}, \
1123  {"arnr_max_frames", "altref noise reduction max frame count", offsetof(VPxContext, arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 15, VE}, \
1124  {"arnr_strength", "altref noise reduction filter strength", offsetof(VPxContext, arnr_strength), AV_OPT_TYPE_INT, {.i64 = 3}, 0, 6, VE}, \
1125  {"arnr_type", "altref noise reduction filter type", offsetof(VPxContext, arnr_type), AV_OPT_TYPE_INT, {.i64 = 3}, 1, 3, VE}, \
1126  {"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}, \
1127 
1128 #if CONFIG_LIBVPX_VP8_ENCODER
1129 static const AVOption vp8_options[] = {
1131  { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -16, 16, VE},
1133  { NULL }
1134 };
1135 #endif
1136 
1137 #if CONFIG_LIBVPX_VP9_ENCODER
1138 static const AVOption vp9_options[] = {
1140  { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -8, 8, VE},
1141  { "lossless", "Lossless mode", OFFSET(lossless), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 1, VE},
1142  { "tile-columns", "Number of tile columns to use, log2", OFFSET(tile_columns), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE},
1143  { "tile-rows", "Number of tile rows to use, log2", OFFSET(tile_rows), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE},
1144  { "frame-parallel", "Enable frame parallel decodability features", OFFSET(frame_parallel), AV_OPT_TYPE_BOOL,{.i64 = -1}, -1, 1, VE},
1145 #if VPX_ENCODER_ABI_VERSION >= 12
1146  { "aq-mode", "adaptive quantization mode", OFFSET(aq_mode), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 4, VE, "aq_mode"},
1147 #else
1148  { "aq-mode", "adaptive quantization mode", OFFSET(aq_mode), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 3, VE, "aq_mode"},
1149 #endif
1150  { "none", "Aq not used", 0, AV_OPT_TYPE_CONST, {.i64 = 0}, 0, 0, VE, "aq_mode" },
1151  { "variance", "Variance based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, "aq_mode" },
1152  { "complexity", "Complexity based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, "aq_mode" },
1153  { "cyclic", "Cyclic Refresh Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 3}, 0, 0, VE, "aq_mode" },
1154 #if VPX_ENCODER_ABI_VERSION >= 12
1155  { "equator360", "360 video Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 4}, 0, 0, VE, "aq_mode" },
1156  {"level", "Specify level", OFFSET(level), AV_OPT_TYPE_FLOAT, {.dbl=-1}, -1, 6.2, VE},
1157 #endif
1158 #ifdef VPX_CTRL_VP9E_SET_ROW_MT
1159  {"row-mt", "Row based multi-threading", OFFSET(row_mt), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1160 #endif
1162  { NULL }
1163 };
1164 #endif
1165 
1166 #undef COMMON_OPTIONS
1167 #undef LEGACY_OPTIONS
1168 
1169 static const AVCodecDefault defaults[] = {
1170  { "qmin", "-1" },
1171  { "qmax", "-1" },
1172  { "g", "-1" },
1173  { "keyint_min", "-1" },
1174  { NULL },
1175 };
1176 
1177 #if CONFIG_LIBVPX_VP8_ENCODER
1178 static av_cold int vp8_init(AVCodecContext *avctx)
1179 {
1180  return vpx_init(avctx, vpx_codec_vp8_cx());
1181 }
1182 
1183 static const AVClass class_vp8 = {
1184  .class_name = "libvpx-vp8 encoder",
1185  .item_name = av_default_item_name,
1186  .option = vp8_options,
1187  .version = LIBAVUTIL_VERSION_INT,
1188 };
1189 
1190 AVCodec ff_libvpx_vp8_encoder = {
1191  .name = "libvpx",
1192  .long_name = NULL_IF_CONFIG_SMALL("libvpx VP8"),
1193  .type = AVMEDIA_TYPE_VIDEO,
1194  .id = AV_CODEC_ID_VP8,
1195  .priv_data_size = sizeof(VPxContext),
1196  .init = vp8_init,
1197  .encode2 = vpx_encode,
1198  .close = vpx_free,
1201  .priv_class = &class_vp8,
1202  .defaults = defaults,
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 };
1234 #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:479
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:374
This structure describes decoded (raw) audio or video data.
Definition: frame.h:201
static av_cold int vpx_free(AVCodecContext *avctx)
Definition: libvpxenc.c:295
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:696
uint64_t error[AV_NUM_DATA_POINTERS]
error
Definition: avcodec.h:3085
#define OFFSET(x)
Definition: libvpxenc.c:1077
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:1811
#define LIBAVUTIL_VERSION_INT
Definition: version.h:86
int rc_overshoot_pct
Definition: libvpxenc.c:99
const char * desc
Definition: nvenc.c:60
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:1358
also ITU-R BT601-6 625 / ITU-R BT1358 625 / ITU-R BT1700 625 PAL & SECAM / IEC 61966-2-4 xvYCC601 ...
Definition: pixfmt.h:483
int rc_initial_buffer_occupancy
Number of bits which should be loaded into the rc buffer before decoding starts.
Definition: avcodec.h:2785
enum AVColorRange color_range
MPEG vs JPEG YUV range.
Definition: avcodec.h:2483
planar GBR 4:4:4 24bpp
Definition: pixfmt.h:180
int num
Numerator.
Definition: rational.h:59
int size
Definition: avcodec.h:1672
#define AV_PIX_FMT_GBRP10
Definition: pixfmt.h:388
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:484
enum AVPixelFormat pix_fmt
Pixel format, see AV_PIX_FMT_xxx.
Definition: avcodec.h:1974
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:376
char * stats_in
pass2 encoding statistics input buffer Concatenated stuff from stats_out of pass1 should be placed he...
Definition: avcodec.h:2923
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:763
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:1076
#define src
Definition: vp8dsp.c:254
int profile
profile
Definition: avcodec.h:3249
AVCodec.
Definition: avcodec.h:3722
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:478
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:1363
functionally identical to above
Definition: pixfmt.h:485
AVRational time_base
This is the fundamental unit of time (in seconds) in terms of which frame timestamps are represented...
Definition: avcodec.h:1883
#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:438
#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:1026
#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:102
attribute_deprecated float rc_buffer_aggressivity
Definition: avcodec.h:2760
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:251
#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:222
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:1671
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:1374
ptrdiff_t size
Definition: opengl_enc.c:101
#define AV_PIX_FMT_YUV422P12
Definition: pixfmt.h:377
char * stats_out
pass1 encoding statistics output buffer
Definition: avcodec.h:2915
attribute_deprecated uint64_t error[AV_NUM_DATA_POINTERS]
Definition: frame.h:336
attribute_deprecated int frame_skip_threshold
Definition: avcodec.h:2825
#define av_log(a,...)
int noise_sensitivity
Definition: libvpxenc.c:108
#define LEGACY_OPTIONS
Definition: libvpxenc.c:1117
#define AV_PKT_FLAG_KEY
The packet contains a keyframe.
Definition: avcodec.h:1703
static int vpx_encode(AVCodecContext *avctx, AVPacket *pkt, const AVFrame *frame, int *got_packet)
Definition: libvpxenc.c:985
#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:805
av_default_item_name
#define AVERROR(e)
Definition: error.h:43
#define COMMON_OPTIONS
Definition: libvpxenc.c:1085
int qmax
maximum quantizer
Definition: avcodec.h:2696
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
Definition: internal.h:179
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:1841
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:3729
#define AV_PIX_FMT_YUV444P10
Definition: pixfmt.h:375
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:1677
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:2723
int64_t rc_min_rate
minimum bitrate
Definition: avcodec.h:2753
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:160
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:1933
#define FF_PROFILE_UNKNOWN
Definition: avcodec.h:3250
ITU-R BT2020 non-constant luminance system.
Definition: pixfmt.h:488
attribute_deprecated int noise_reduction
Definition: avcodec.h:2335
AVFormatContext * ctx
Definition: movenc.c:48
#define AV_CODEC_FLAG_PSNR
error[?] variables will be set during encoding.
Definition: avcodec.h:907
#define AV_CODEC_FLAG_PASS1
Use internal 2pass ratecontrol in first pass mode.
Definition: avcodec.h:891
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:1892
static av_cold void log_encoder_error(AVCodecContext *avctx, const char *desc)
Definition: libvpxenc.c:149
attribute_deprecated int mb_threshold
Definition: avcodec.h:2349
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:3175
struct FrameListData * next
Definition: libvpxenc.c:60
the normal 2^n-1 "JPEG" YUV ranges
Definition: pixfmt.h:503
#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:454
This structure describes the bitrate properties of an encoded bitstream.
Definition: avcodec.h:1353
static const AVCodecDefault defaults[]
Definition: libvpxenc.c:1169
#define AV_LOG_INFO
Standard information.
Definition: log.h:187
int max_intra_rate
Definition: libvpxenc.c:97
#define VE
Definition: libvpxenc.c:1078
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
Libavcodec external API header.
enum AVCodecID codec_id
Definition: avcodec.h:1763
av_cold void ff_vp9_init_static(AVCodec *codec)
Definition: libvpx.c:72
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:1746
static int queue_frames(AVCodecContext *avctx, AVPacket *pkt_out)
Queue multiple output frames from the encoder, returning the front-most.
Definition: libvpxenc.c:883
void av_packet_unref(AVPacket *pkt)
Wipe the packet.
Definition: avpacket.c:617
int qmin
minimum quantizer
Definition: avcodec.h:2689
void * buf
Definition: avisynth_c.h:690
Data found in BlockAdditional element of matroska container.
Definition: avcodec.h:1555
#define AV_PIX_FMT_YUV420P10
Definition: pixfmt.h:372
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:2476
uint32_t flags
flags for this frame
Definition: libvpxenc.c:56
#define AV_PIX_FMT_YUV440P12
Definition: pixfmt.h:378
#define snprintf
Definition: snprintf.h:34
static av_cold void free_coded_frame(struct FrameListData *cx_frame)
Definition: libvpxenc.c:232
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:2681
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:389
int have_sse
true if we have pending sse[]
Definition: libvpxenc.c:58
#define SIZE_SPECIFIER
Definition: internal.h:255
#define AV_PIX_FMT_YUV422P10
Definition: pixfmt.h:373
#define AV_PIX_FMT_YUV444P12
Definition: pixfmt.h:379
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:502
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:1959
static const char *const ctlidstr[]
String mappings for enum vp8e_enc_control_id.
Definition: libvpxenc.c:115
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:83
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:3166
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:2212
static av_cold void free_frame_list(struct FrameListData *list)
Definition: libvpxenc.c:240
#define AV_CODEC_FLAG_PASS2
Use internal 2pass ratecontrol in second pass mode.
Definition: avcodec.h:895
void * buf_alpha
Definition: libvpxenc.c:50
int slices
Number of slices.
Definition: avcodec.h:2499
void * priv_data
Definition: avcodec.h:1788
#define av_free(p)
#define FF_ENABLE_DEPRECATION_WARNINGS
Definition: internal.h:84
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:1368
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
static void stats(const struct CachedBuf *in, int n_in, unsigned *_max, unsigned *_sum)
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:1670
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:100
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
AVPixelFormat
Pixel format.
Definition: pixfmt.h:60
This structure stores compressed data.
Definition: avcodec.h:1648
int64_t pts
Presentation timestamp in AVStream->time_base units; the time at which the decompressed packet will b...
Definition: avcodec.h:1664
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:2746
int keyint_min
minimum GOP size
Definition: avcodec.h:2420