2 * Copyright (c) 2010, Google, Inc.
4 * This file is part of FFmpeg.
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 * VP8 encoder support via libvpx
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>
33 #include "libavutil/avassert.h"
35 #include "libavutil/base64.h"
36 #include "libavutil/common.h"
37 #include "libavutil/intreadwrite.h"
38 #include "libavutil/mathematics.h"
39 #include "libavutil/opt.h"
42 * Portion of struct vpx_codec_cx_pkt from vpx_encoder.h.
43 * One encoded frame returned from the library.
45 struct FrameListData {
46 void *buf; /**< compressed data buffer */
47 size_t sz; /**< length of compressed data */
50 int64_t pts; /**< time stamp to show frame
51 (in timebase units) */
52 unsigned long duration; /**< duration to show frame
53 (in timebase units) */
54 uint32_t flags; /**< flags for this frame */
56 int have_sse; /**< true if we have pending sse[] */
57 uint64_t frame_number;
58 struct FrameListData *next;
61 typedef struct VP8EncoderContext {
63 struct vpx_codec_ctx encoder;
64 struct vpx_image rawimg;
65 struct vpx_codec_ctx encoder_alpha;
66 struct vpx_image rawimg_alpha;
68 struct vpx_fixed_buf twopass_stats;
69 int deadline; //i.e., RT/GOOD/BEST
71 int have_sse; /**< true if we have pending sse[] */
72 uint64_t frame_number;
73 struct FrameListData *coded_frame_list;
77 * VP8 specific flags, see VP8F_* below.
80 #define VP8F_ERROR_RESILIENT 0x00000001 ///< Enable measures appropriate for streaming over lossy links
81 #define VP8F_AUTO_ALT_REF 0x00000002 ///< Enable automatic alternate reference frame generation
94 int rc_undershoot_pct;
105 /** String mappings for enum vp8e_enc_control_id */
106 static const char *const ctlidstr[] = {
107 [VP8E_SET_CPUUSED] = "VP8E_SET_CPUUSED",
108 [VP8E_SET_ENABLEAUTOALTREF] = "VP8E_SET_ENABLEAUTOALTREF",
109 [VP8E_SET_NOISE_SENSITIVITY] = "VP8E_SET_NOISE_SENSITIVITY",
110 [VP8E_SET_STATIC_THRESHOLD] = "VP8E_SET_STATIC_THRESHOLD",
111 [VP8E_SET_TOKEN_PARTITIONS] = "VP8E_SET_TOKEN_PARTITIONS",
112 [VP8E_SET_ARNR_MAXFRAMES] = "VP8E_SET_ARNR_MAXFRAMES",
113 [VP8E_SET_ARNR_STRENGTH] = "VP8E_SET_ARNR_STRENGTH",
114 [VP8E_SET_ARNR_TYPE] = "VP8E_SET_ARNR_TYPE",
115 [VP8E_SET_CQ_LEVEL] = "VP8E_SET_CQ_LEVEL",
116 [VP8E_SET_MAX_INTRA_BITRATE_PCT] = "VP8E_SET_MAX_INTRA_BITRATE_PCT",
117 #if CONFIG_LIBVPX_VP9_ENCODER
118 [VP9E_SET_LOSSLESS] = "VP9E_SET_LOSSLESS",
119 [VP9E_SET_TILE_COLUMNS] = "VP9E_SET_TILE_COLUMNS",
120 [VP9E_SET_TILE_ROWS] = "VP9E_SET_TILE_ROWS",
121 [VP9E_SET_FRAME_PARALLEL_DECODING] = "VP9E_SET_FRAME_PARALLEL_DECODING",
122 [VP9E_SET_AQ_MODE] = "VP9E_SET_AQ_MODE",
123 #if VPX_ENCODER_ABI_VERSION > 8
124 [VP9E_SET_COLOR_SPACE] = "VP9E_SET_COLOR_SPACE",
129 static av_cold void log_encoder_error(AVCodecContext *avctx, const char *desc)
131 VP8Context *ctx = avctx->priv_data;
132 const char *error = vpx_codec_error(&ctx->encoder);
133 const char *detail = vpx_codec_error_detail(&ctx->encoder);
135 av_log(avctx, AV_LOG_ERROR, "%s: %s\n", desc, error);
137 av_log(avctx, AV_LOG_ERROR, " Additional information: %s\n", detail);
140 static av_cold void dump_enc_cfg(AVCodecContext *avctx,
141 const struct vpx_codec_enc_cfg *cfg)
144 int level = AV_LOG_DEBUG;
146 av_log(avctx, level, "vpx_codec_enc_cfg\n");
147 av_log(avctx, level, "generic settings\n"
148 " %*s%u\n %*s%u\n %*s%u\n %*s%u\n %*s%u\n"
149 #if CONFIG_LIBVPX_VP9_ENCODER && defined(VPX_IMG_FMT_HIGHBITDEPTH)
152 " %*s{%u/%u}\n %*s%u\n %*s%d\n %*s%u\n",
153 width, "g_usage:", cfg->g_usage,
154 width, "g_threads:", cfg->g_threads,
155 width, "g_profile:", cfg->g_profile,
156 width, "g_w:", cfg->g_w,
157 width, "g_h:", cfg->g_h,
158 #if CONFIG_LIBVPX_VP9_ENCODER && defined(VPX_IMG_FMT_HIGHBITDEPTH)
159 width, "g_bit_depth:", cfg->g_bit_depth,
160 width, "g_input_bit_depth:", cfg->g_input_bit_depth,
162 width, "g_timebase:", cfg->g_timebase.num, cfg->g_timebase.den,
163 width, "g_error_resilient:", cfg->g_error_resilient,
164 width, "g_pass:", cfg->g_pass,
165 width, "g_lag_in_frames:", cfg->g_lag_in_frames);
166 av_log(avctx, level, "rate control settings\n"
167 " %*s%u\n %*s%u\n %*s%u\n %*s%u\n"
168 " %*s%d\n %*s%p(%"SIZE_SPECIFIER")\n %*s%u\n",
169 width, "rc_dropframe_thresh:", cfg->rc_dropframe_thresh,
170 width, "rc_resize_allowed:", cfg->rc_resize_allowed,
171 width, "rc_resize_up_thresh:", cfg->rc_resize_up_thresh,
172 width, "rc_resize_down_thresh:", cfg->rc_resize_down_thresh,
173 width, "rc_end_usage:", cfg->rc_end_usage,
174 width, "rc_twopass_stats_in:", cfg->rc_twopass_stats_in.buf, cfg->rc_twopass_stats_in.sz,
175 width, "rc_target_bitrate:", cfg->rc_target_bitrate);
176 av_log(avctx, level, "quantizer settings\n"
178 width, "rc_min_quantizer:", cfg->rc_min_quantizer,
179 width, "rc_max_quantizer:", cfg->rc_max_quantizer);
180 av_log(avctx, level, "bitrate tolerance\n"
182 width, "rc_undershoot_pct:", cfg->rc_undershoot_pct,
183 width, "rc_overshoot_pct:", cfg->rc_overshoot_pct);
184 av_log(avctx, level, "decoder buffer model\n"
185 " %*s%u\n %*s%u\n %*s%u\n",
186 width, "rc_buf_sz:", cfg->rc_buf_sz,
187 width, "rc_buf_initial_sz:", cfg->rc_buf_initial_sz,
188 width, "rc_buf_optimal_sz:", cfg->rc_buf_optimal_sz);
189 av_log(avctx, level, "2 pass rate control settings\n"
190 " %*s%u\n %*s%u\n %*s%u\n",
191 width, "rc_2pass_vbr_bias_pct:", cfg->rc_2pass_vbr_bias_pct,
192 width, "rc_2pass_vbr_minsection_pct:", cfg->rc_2pass_vbr_minsection_pct,
193 width, "rc_2pass_vbr_maxsection_pct:", cfg->rc_2pass_vbr_maxsection_pct);
194 av_log(avctx, level, "keyframing settings\n"
195 " %*s%d\n %*s%u\n %*s%u\n",
196 width, "kf_mode:", cfg->kf_mode,
197 width, "kf_min_dist:", cfg->kf_min_dist,
198 width, "kf_max_dist:", cfg->kf_max_dist);
199 av_log(avctx, level, "\n");
202 static void coded_frame_add(void *list, struct FrameListData *cx_frame)
204 struct FrameListData **p = list;
209 cx_frame->next = NULL;
212 static av_cold void free_coded_frame(struct FrameListData *cx_frame)
214 av_freep(&cx_frame->buf);
215 if (cx_frame->buf_alpha)
216 av_freep(&cx_frame->buf_alpha);
220 static av_cold void free_frame_list(struct FrameListData *list)
222 struct FrameListData *p = list;
231 static av_cold int codecctl_int(AVCodecContext *avctx,
232 enum vp8e_enc_control_id id, int val)
234 VP8Context *ctx = avctx->priv_data;
239 snprintf(buf, sizeof(buf), "%s:", ctlidstr[id]);
240 av_log(avctx, AV_LOG_DEBUG, " %*s%d\n", width, buf, val);
242 res = vpx_codec_control(&ctx->encoder, id, val);
243 if (res != VPX_CODEC_OK) {
244 snprintf(buf, sizeof(buf), "Failed to set %s codec control",
246 log_encoder_error(avctx, buf);
249 return res == VPX_CODEC_OK ? 0 : AVERROR(EINVAL);
252 static av_cold int vp8_free(AVCodecContext *avctx)
254 VP8Context *ctx = avctx->priv_data;
256 vpx_codec_destroy(&ctx->encoder);
258 vpx_codec_destroy(&ctx->encoder_alpha);
259 av_freep(&ctx->twopass_stats.buf);
260 av_freep(&avctx->stats_out);
261 free_frame_list(ctx->coded_frame_list);
265 #if CONFIG_LIBVPX_VP9_ENCODER
266 static int set_pix_fmt(AVCodecContext *avctx, vpx_codec_caps_t codec_caps,
267 struct vpx_codec_enc_cfg *enccfg, vpx_codec_flags_t *flags,
268 vpx_img_fmt_t *img_fmt)
270 #ifdef VPX_IMG_FMT_HIGHBITDEPTH
271 enccfg->g_bit_depth = enccfg->g_input_bit_depth = 8;
273 switch (avctx->pix_fmt) {
274 case AV_PIX_FMT_YUV420P:
275 enccfg->g_profile = 0;
276 *img_fmt = VPX_IMG_FMT_I420;
278 case AV_PIX_FMT_YUV422P:
279 enccfg->g_profile = 1;
280 *img_fmt = VPX_IMG_FMT_I422;
282 #if VPX_IMAGE_ABI_VERSION >= 3
283 case AV_PIX_FMT_YUV440P:
284 enccfg->g_profile = 1;
285 *img_fmt = VPX_IMG_FMT_I440;
288 case AV_PIX_FMT_YUV444P:
289 enccfg->g_profile = 1;
290 *img_fmt = VPX_IMG_FMT_I444;
292 #ifdef VPX_IMG_FMT_HIGHBITDEPTH
293 case AV_PIX_FMT_YUV420P10LE:
294 case AV_PIX_FMT_YUV420P12LE:
295 if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
296 enccfg->g_bit_depth = enccfg->g_input_bit_depth =
297 avctx->pix_fmt == AV_PIX_FMT_YUV420P10LE ? 10 : 12;
298 enccfg->g_profile = 2;
299 *img_fmt = VPX_IMG_FMT_I42016;
300 *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
304 case AV_PIX_FMT_YUV422P10LE:
305 case AV_PIX_FMT_YUV422P12LE:
306 if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
307 enccfg->g_bit_depth = enccfg->g_input_bit_depth =
308 avctx->pix_fmt == AV_PIX_FMT_YUV422P10LE ? 10 : 12;
309 enccfg->g_profile = 3;
310 *img_fmt = VPX_IMG_FMT_I42216;
311 *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
315 #if VPX_IMAGE_ABI_VERSION >= 3
316 case AV_PIX_FMT_YUV440P10LE:
317 case AV_PIX_FMT_YUV440P12LE:
318 if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
319 enccfg->g_bit_depth = enccfg->g_input_bit_depth =
320 avctx->pix_fmt == AV_PIX_FMT_YUV440P10LE ? 10 : 12;
321 enccfg->g_profile = 3;
322 *img_fmt = VPX_IMG_FMT_I44016;
323 *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
328 case AV_PIX_FMT_YUV444P10LE:
329 case AV_PIX_FMT_YUV444P12LE:
330 if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
331 enccfg->g_bit_depth = enccfg->g_input_bit_depth =
332 avctx->pix_fmt == AV_PIX_FMT_YUV444P10LE ? 10 : 12;
333 enccfg->g_profile = 3;
334 *img_fmt = VPX_IMG_FMT_I44416;
335 *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
343 av_log(avctx, AV_LOG_ERROR, "Unsupported pixel format.\n");
344 return AVERROR_INVALIDDATA;
347 #if VPX_ENCODER_ABI_VERSION > 8
348 static void set_colorspace(AVCodecContext *avctx)
350 enum vpx_color_space vpx_cs;
352 switch (avctx->colorspace) {
353 case AVCOL_SPC_RGB: vpx_cs = VPX_CS_SRGB; break;
354 case AVCOL_SPC_BT709: vpx_cs = VPX_CS_BT_709; break;
355 case AVCOL_SPC_UNSPECIFIED: vpx_cs = VPX_CS_UNKNOWN; break;
356 case AVCOL_SPC_RESERVED: vpx_cs = VPX_CS_RESERVED; break;
357 case AVCOL_SPC_BT470BG: vpx_cs = VPX_CS_BT_601; break;
358 case AVCOL_SPC_SMPTE170M: vpx_cs = VPX_CS_SMPTE_170; break;
359 case AVCOL_SPC_SMPTE240M: vpx_cs = VPX_CS_SMPTE_240; break;
360 case AVCOL_SPC_BT2020_NCL: vpx_cs = VPX_CS_BT_2020; break;
362 av_log(avctx, AV_LOG_WARNING, "Unsupported colorspace (%d)\n",
366 codecctl_int(avctx, VP9E_SET_COLOR_SPACE, vpx_cs);
371 static av_cold int vpx_init(AVCodecContext *avctx,
372 const struct vpx_codec_iface *iface)
374 VP8Context *ctx = avctx->priv_data;
375 struct vpx_codec_enc_cfg enccfg = { 0 };
376 struct vpx_codec_enc_cfg enccfg_alpha;
377 vpx_codec_flags_t flags = (avctx->flags & AV_CODEC_FLAG_PSNR) ? VPX_CODEC_USE_PSNR : 0;
379 vpx_img_fmt_t img_fmt = VPX_IMG_FMT_I420;
380 #if CONFIG_LIBVPX_VP9_ENCODER
381 vpx_codec_caps_t codec_caps = vpx_codec_get_caps(iface);
384 av_log(avctx, AV_LOG_INFO, "%s\n", vpx_codec_version_str());
385 av_log(avctx, AV_LOG_VERBOSE, "%s\n", vpx_codec_build_config());
387 if (avctx->pix_fmt == AV_PIX_FMT_YUVA420P)
390 if ((res = vpx_codec_enc_config_default(iface, &enccfg, 0)) != VPX_CODEC_OK) {
391 av_log(avctx, AV_LOG_ERROR, "Failed to get config: %s\n",
392 vpx_codec_err_to_string(res));
393 return AVERROR(EINVAL);
396 #if CONFIG_LIBVPX_VP9_ENCODER
397 if (avctx->codec_id == AV_CODEC_ID_VP9) {
398 if (set_pix_fmt(avctx, codec_caps, &enccfg, &flags, &img_fmt))
399 return AVERROR(EINVAL);
404 if(avctx->rc_max_rate || avctx->rc_buffer_size || avctx->rc_initial_buffer_occupancy) {
405 av_log( avctx, AV_LOG_ERROR, "Rate control parameters set without a bitrate\n");
406 return AVERROR(EINVAL);
409 dump_enc_cfg(avctx, &enccfg);
411 enccfg.g_w = avctx->width;
412 enccfg.g_h = avctx->height;
413 enccfg.g_timebase.num = avctx->time_base.num;
414 enccfg.g_timebase.den = avctx->time_base.den;
415 enccfg.g_threads = avctx->thread_count;
416 enccfg.g_lag_in_frames= ctx->lag_in_frames;
418 if (avctx->flags & AV_CODEC_FLAG_PASS1)
419 enccfg.g_pass = VPX_RC_FIRST_PASS;
420 else if (avctx->flags & AV_CODEC_FLAG_PASS2)
421 enccfg.g_pass = VPX_RC_LAST_PASS;
423 enccfg.g_pass = VPX_RC_ONE_PASS;
425 if (avctx->rc_min_rate == avctx->rc_max_rate &&
426 avctx->rc_min_rate == avctx->bit_rate && avctx->bit_rate) {
427 enccfg.rc_end_usage = VPX_CBR;
428 } else if (ctx->crf >= 0) {
429 enccfg.rc_end_usage = VPX_CQ;
430 #if CONFIG_LIBVPX_VP9_ENCODER
431 if (!avctx->bit_rate && avctx->codec_id == AV_CODEC_ID_VP9)
432 enccfg.rc_end_usage = VPX_Q;
436 if (avctx->bit_rate) {
437 enccfg.rc_target_bitrate = av_rescale_rnd(avctx->bit_rate, 1, 1000,
439 #if CONFIG_LIBVPX_VP9_ENCODER
440 } else if (enccfg.rc_end_usage == VPX_Q) {
443 if (enccfg.rc_end_usage == VPX_CQ) {
444 enccfg.rc_target_bitrate = 1000000;
446 avctx->bit_rate = enccfg.rc_target_bitrate * 1000;
447 av_log(avctx, AV_LOG_WARNING,
448 "Neither bitrate nor constrained quality specified, using default bitrate of %dkbit/sec\n",
449 enccfg.rc_target_bitrate);
453 if (avctx->codec_id == AV_CODEC_ID_VP9 && ctx->lossless == 1) {
454 enccfg.rc_min_quantizer =
455 enccfg.rc_max_quantizer = 0;
457 if (avctx->qmin >= 0)
458 enccfg.rc_min_quantizer = avctx->qmin;
459 if (avctx->qmax >= 0)
460 enccfg.rc_max_quantizer = avctx->qmax;
463 if (enccfg.rc_end_usage == VPX_CQ
464 #if CONFIG_LIBVPX_VP9_ENCODER
465 || enccfg.rc_end_usage == VPX_Q
468 if (ctx->crf < enccfg.rc_min_quantizer || ctx->crf > enccfg.rc_max_quantizer) {
469 av_log(avctx, AV_LOG_ERROR,
470 "CQ level %d must be between minimum and maximum quantizer value (%d-%d)\n",
471 ctx->crf, enccfg.rc_min_quantizer, enccfg.rc_max_quantizer);
472 return AVERROR(EINVAL);
476 enccfg.rc_dropframe_thresh = avctx->frame_skip_threshold;
478 //0-100 (0 => CBR, 100 => VBR)
479 enccfg.rc_2pass_vbr_bias_pct = round(avctx->qcompress * 100);
481 enccfg.rc_2pass_vbr_minsection_pct =
482 avctx->rc_min_rate * 100LL / avctx->bit_rate;
483 if (avctx->rc_max_rate)
484 enccfg.rc_2pass_vbr_maxsection_pct =
485 avctx->rc_max_rate * 100LL / avctx->bit_rate;
487 if (avctx->rc_buffer_size)
489 avctx->rc_buffer_size * 1000LL / avctx->bit_rate;
490 if (avctx->rc_initial_buffer_occupancy)
491 enccfg.rc_buf_initial_sz =
492 avctx->rc_initial_buffer_occupancy * 1000LL / avctx->bit_rate;
493 enccfg.rc_buf_optimal_sz = enccfg.rc_buf_sz * 5 / 6;
495 FF_DISABLE_DEPRECATION_WARNINGS
496 if (avctx->rc_buffer_aggressivity != 1.0) {
497 av_log(avctx, AV_LOG_WARNING, "The rc_buffer_aggressivity option is "
498 "deprecated, use the undershoot-pct private option instead.\n");
499 enccfg.rc_undershoot_pct = round(avctx->rc_buffer_aggressivity * 100);
501 FF_ENABLE_DEPRECATION_WARNINGS
503 if (ctx->rc_undershoot_pct >= 0)
504 enccfg.rc_undershoot_pct = ctx->rc_undershoot_pct;
505 if (ctx->rc_overshoot_pct >= 0)
506 enccfg.rc_overshoot_pct = ctx->rc_overshoot_pct;
508 //_enc_init() will balk if kf_min_dist differs from max w/VPX_KF_AUTO
509 if (avctx->keyint_min >= 0 && avctx->keyint_min == avctx->gop_size)
510 enccfg.kf_min_dist = avctx->keyint_min;
511 if (avctx->gop_size >= 0)
512 enccfg.kf_max_dist = avctx->gop_size;
514 if (enccfg.g_pass == VPX_RC_FIRST_PASS)
515 enccfg.g_lag_in_frames = 0;
516 else if (enccfg.g_pass == VPX_RC_LAST_PASS) {
517 int decode_size, ret;
519 if (!avctx->stats_in) {
520 av_log(avctx, AV_LOG_ERROR, "No stats file for second pass\n");
521 return AVERROR_INVALIDDATA;
524 ctx->twopass_stats.sz = strlen(avctx->stats_in) * 3 / 4;
525 ret = av_reallocp(&ctx->twopass_stats.buf, ctx->twopass_stats.sz);
527 av_log(avctx, AV_LOG_ERROR,
528 "Stat buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
529 ctx->twopass_stats.sz);
530 ctx->twopass_stats.sz = 0;
533 decode_size = av_base64_decode(ctx->twopass_stats.buf, avctx->stats_in,
534 ctx->twopass_stats.sz);
535 if (decode_size < 0) {
536 av_log(avctx, AV_LOG_ERROR, "Stat buffer decode failed\n");
537 return AVERROR_INVALIDDATA;
540 ctx->twopass_stats.sz = decode_size;
541 enccfg.rc_twopass_stats_in = ctx->twopass_stats;
544 /* 0-3: For non-zero values the encoder increasingly optimizes for reduced
545 complexity playback on low powered devices at the expense of encode
547 if (avctx->profile != FF_PROFILE_UNKNOWN)
548 enccfg.g_profile = avctx->profile;
550 enccfg.g_error_resilient = ctx->error_resilient || ctx->flags & VP8F_ERROR_RESILIENT;
552 dump_enc_cfg(avctx, &enccfg);
553 /* Construct Encoder Context */
554 res = vpx_codec_enc_init(&ctx->encoder, iface, &enccfg, flags);
555 if (res != VPX_CODEC_OK) {
556 log_encoder_error(avctx, "Failed to initialize encoder");
557 return AVERROR(EINVAL);
561 enccfg_alpha = enccfg;
562 res = vpx_codec_enc_init(&ctx->encoder_alpha, iface, &enccfg_alpha, flags);
563 if (res != VPX_CODEC_OK) {
564 log_encoder_error(avctx, "Failed to initialize alpha encoder");
565 return AVERROR(EINVAL);
569 //codec control failures are currently treated only as warnings
570 av_log(avctx, AV_LOG_DEBUG, "vpx_codec_control\n");
571 codecctl_int(avctx, VP8E_SET_CPUUSED, ctx->cpu_used);
572 if (ctx->flags & VP8F_AUTO_ALT_REF)
573 ctx->auto_alt_ref = 1;
574 if (ctx->auto_alt_ref >= 0)
575 codecctl_int(avctx, VP8E_SET_ENABLEAUTOALTREF, ctx->auto_alt_ref);
576 if (ctx->arnr_max_frames >= 0)
577 codecctl_int(avctx, VP8E_SET_ARNR_MAXFRAMES, ctx->arnr_max_frames);
578 if (ctx->arnr_strength >= 0)
579 codecctl_int(avctx, VP8E_SET_ARNR_STRENGTH, ctx->arnr_strength);
580 if (ctx->arnr_type >= 0)
581 codecctl_int(avctx, VP8E_SET_ARNR_TYPE, ctx->arnr_type);
583 if (CONFIG_LIBVPX_VP8_ENCODER && avctx->codec_id == AV_CODEC_ID_VP8) {
584 codecctl_int(avctx, VP8E_SET_NOISE_SENSITIVITY, avctx->noise_reduction);
585 codecctl_int(avctx, VP8E_SET_TOKEN_PARTITIONS, av_log2(avctx->slices));
588 FF_DISABLE_DEPRECATION_WARNINGS
589 if (avctx->mb_threshold) {
590 av_log(avctx, AV_LOG_WARNING, "The mb_threshold option is deprecated, "
591 "use the static-thresh private option instead.\n");
592 ctx->static_thresh = avctx->mb_threshold;
594 FF_ENABLE_DEPRECATION_WARNINGS
596 codecctl_int(avctx, VP8E_SET_STATIC_THRESHOLD, ctx->static_thresh);
598 codecctl_int(avctx, VP8E_SET_CQ_LEVEL, ctx->crf);
599 if (ctx->max_intra_rate >= 0)
600 codecctl_int(avctx, VP8E_SET_MAX_INTRA_BITRATE_PCT, ctx->max_intra_rate);
602 #if CONFIG_LIBVPX_VP9_ENCODER
603 if (avctx->codec_id == AV_CODEC_ID_VP9) {
604 if (ctx->lossless >= 0)
605 codecctl_int(avctx, VP9E_SET_LOSSLESS, ctx->lossless);
606 if (ctx->tile_columns >= 0)
607 codecctl_int(avctx, VP9E_SET_TILE_COLUMNS, ctx->tile_columns);
608 if (ctx->tile_rows >= 0)
609 codecctl_int(avctx, VP9E_SET_TILE_ROWS, ctx->tile_rows);
610 if (ctx->frame_parallel >= 0)
611 codecctl_int(avctx, VP9E_SET_FRAME_PARALLEL_DECODING, ctx->frame_parallel);
612 if (ctx->aq_mode >= 0)
613 codecctl_int(avctx, VP9E_SET_AQ_MODE, ctx->aq_mode);
614 #if VPX_ENCODER_ABI_VERSION > 8
615 set_colorspace(avctx);
620 av_log(avctx, AV_LOG_DEBUG, "Using deadline: %d\n", ctx->deadline);
622 //provide dummy value to initialize wrapper, values will be updated each _encode()
623 vpx_img_wrap(&ctx->rawimg, img_fmt, avctx->width, avctx->height, 1,
625 #if CONFIG_LIBVPX_VP9_ENCODER && defined(VPX_IMG_FMT_HIGHBITDEPTH)
626 if (avctx->codec_id == AV_CODEC_ID_VP9 && (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH))
627 ctx->rawimg.bit_depth = enccfg.g_bit_depth;
631 vpx_img_wrap(&ctx->rawimg_alpha, VPX_IMG_FMT_I420, avctx->width, avctx->height, 1,
637 static inline void cx_pktcpy(struct FrameListData *dst,
638 const struct vpx_codec_cx_pkt *src,
639 const struct vpx_codec_cx_pkt *src_alpha,
642 dst->pts = src->data.frame.pts;
643 dst->duration = src->data.frame.duration;
644 dst->flags = src->data.frame.flags;
645 dst->sz = src->data.frame.sz;
646 dst->buf = src->data.frame.buf;
648 /* For alt-ref frame, don't store PSNR or increment frame_number */
649 if (!(dst->flags & VPX_FRAME_IS_INVISIBLE)) {
650 dst->frame_number = ++ctx->frame_number;
651 dst->have_sse = ctx->have_sse;
653 /* associate last-seen SSE to the frame. */
654 /* Transfers ownership from ctx to dst. */
655 /* WARNING! This makes the assumption that PSNR_PKT comes
656 just before the frame it refers to! */
657 memcpy(dst->sse, ctx->sse, sizeof(dst->sse));
661 dst->frame_number = -1; /* sanity marker */
664 dst->buf_alpha = src_alpha->data.frame.buf;
665 dst->sz_alpha = src_alpha->data.frame.sz;
667 dst->buf_alpha = NULL;
673 * Store coded frame information in format suitable for return from encode2().
675 * Write information from @a cx_frame to @a pkt
676 * @return packet data size on success
677 * @return a negative AVERROR on error
679 static int storeframe(AVCodecContext *avctx, struct FrameListData *cx_frame,
682 int ret = ff_alloc_packet2(avctx, pkt, cx_frame->sz, 0);
686 memcpy(pkt->data, cx_frame->buf, pkt->size);
687 pkt->pts = pkt->dts = cx_frame->pts;
688 #if FF_API_CODED_FRAME
689 FF_DISABLE_DEPRECATION_WARNINGS
690 avctx->coded_frame->pts = cx_frame->pts;
691 avctx->coded_frame->key_frame = !!(cx_frame->flags & VPX_FRAME_IS_KEY);
692 FF_ENABLE_DEPRECATION_WARNINGS
695 if (!!(cx_frame->flags & VPX_FRAME_IS_KEY)) {
696 pict_type = AV_PICTURE_TYPE_I;
697 #if FF_API_CODED_FRAME
698 FF_DISABLE_DEPRECATION_WARNINGS
699 avctx->coded_frame->pict_type = pict_type;
700 FF_ENABLE_DEPRECATION_WARNINGS
702 pkt->flags |= AV_PKT_FLAG_KEY;
704 pict_type = AV_PICTURE_TYPE_P;
705 #if FF_API_CODED_FRAME
706 FF_DISABLE_DEPRECATION_WARNINGS
707 avctx->coded_frame->pict_type = pict_type;
708 FF_ENABLE_DEPRECATION_WARNINGS
712 ff_side_data_set_encoder_stats(pkt, 0, cx_frame->sse + 1,
713 cx_frame->have_sse ? 3 : 0, pict_type);
715 if (cx_frame->have_sse) {
717 /* Beware of the Y/U/V/all order! */
718 #if FF_API_CODED_FRAME
719 FF_DISABLE_DEPRECATION_WARNINGS
720 avctx->coded_frame->error[0] = cx_frame->sse[1];
721 avctx->coded_frame->error[1] = cx_frame->sse[2];
722 avctx->coded_frame->error[2] = cx_frame->sse[3];
723 avctx->coded_frame->error[3] = 0; // alpha
724 FF_ENABLE_DEPRECATION_WARNINGS
726 for (i = 0; i < 3; ++i) {
727 avctx->error[i] += cx_frame->sse[i + 1];
729 cx_frame->have_sse = 0;
731 if (cx_frame->sz_alpha > 0) {
732 side_data = av_packet_new_side_data(pkt,
733 AV_PKT_DATA_MATROSKA_BLOCKADDITIONAL,
734 cx_frame->sz_alpha + 8);
736 av_packet_unref(pkt);
738 return AVERROR(ENOMEM);
740 AV_WB64(side_data, 1);
741 memcpy(side_data + 8, cx_frame->buf_alpha, cx_frame->sz_alpha);
750 * Queue multiple output frames from the encoder, returning the front-most.
751 * In cases where vpx_codec_get_cx_data() returns more than 1 frame append
752 * the frame queue. Return the head frame if available.
753 * @return Stored frame size
754 * @return AVERROR(EINVAL) on output size error
755 * @return AVERROR(ENOMEM) on coded frame queue data allocation error
757 static int queue_frames(AVCodecContext *avctx, AVPacket *pkt_out)
759 VP8Context *ctx = avctx->priv_data;
760 const struct vpx_codec_cx_pkt *pkt;
761 const struct vpx_codec_cx_pkt *pkt_alpha = NULL;
762 const void *iter = NULL;
763 const void *iter_alpha = NULL;
766 if (ctx->coded_frame_list) {
767 struct FrameListData *cx_frame = ctx->coded_frame_list;
768 /* return the leading frame if we've already begun queueing */
769 size = storeframe(avctx, cx_frame, pkt_out);
772 ctx->coded_frame_list = cx_frame->next;
773 free_coded_frame(cx_frame);
776 /* consume all available output from the encoder before returning. buffers
777 are only good through the next vpx_codec call */
778 while ((pkt = vpx_codec_get_cx_data(&ctx->encoder, &iter)) &&
780 (ctx->is_alpha && (pkt_alpha = vpx_codec_get_cx_data(&ctx->encoder_alpha, &iter_alpha))))) {
782 case VPX_CODEC_CX_FRAME_PKT:
784 struct FrameListData cx_frame;
786 /* avoid storing the frame when the list is empty and we haven't yet
787 provided a frame for output */
788 av_assert0(!ctx->coded_frame_list);
789 cx_pktcpy(&cx_frame, pkt, pkt_alpha, ctx);
790 size = storeframe(avctx, &cx_frame, pkt_out);
794 struct FrameListData *cx_frame =
795 av_malloc(sizeof(struct FrameListData));
798 av_log(avctx, AV_LOG_ERROR,
799 "Frame queue element alloc failed\n");
800 return AVERROR(ENOMEM);
802 cx_pktcpy(cx_frame, pkt, pkt_alpha, ctx);
803 cx_frame->buf = av_malloc(cx_frame->sz);
805 if (!cx_frame->buf) {
806 av_log(avctx, AV_LOG_ERROR,
807 "Data buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
810 return AVERROR(ENOMEM);
812 memcpy(cx_frame->buf, pkt->data.frame.buf, pkt->data.frame.sz);
814 cx_frame->buf_alpha = av_malloc(cx_frame->sz_alpha);
815 if (!cx_frame->buf_alpha) {
816 av_log(avctx, AV_LOG_ERROR,
817 "Data buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
820 return AVERROR(ENOMEM);
822 memcpy(cx_frame->buf_alpha, pkt_alpha->data.frame.buf, pkt_alpha->data.frame.sz);
824 coded_frame_add(&ctx->coded_frame_list, cx_frame);
827 case VPX_CODEC_STATS_PKT: {
828 struct vpx_fixed_buf *stats = &ctx->twopass_stats;
830 if ((err = av_reallocp(&stats->buf,
832 pkt->data.twopass_stats.sz)) < 0) {
834 av_log(avctx, AV_LOG_ERROR, "Stat buffer realloc failed\n");
837 memcpy((uint8_t*)stats->buf + stats->sz,
838 pkt->data.twopass_stats.buf, pkt->data.twopass_stats.sz);
839 stats->sz += pkt->data.twopass_stats.sz;
842 case VPX_CODEC_PSNR_PKT:
843 av_assert0(!ctx->have_sse);
844 ctx->sse[0] = pkt->data.psnr.sse[0];
845 ctx->sse[1] = pkt->data.psnr.sse[1];
846 ctx->sse[2] = pkt->data.psnr.sse[2];
847 ctx->sse[3] = pkt->data.psnr.sse[3];
850 case VPX_CODEC_CUSTOM_PKT:
851 //ignore unsupported/unrecognized packet types
859 static int vp8_encode(AVCodecContext *avctx, AVPacket *pkt,
860 const AVFrame *frame, int *got_packet)
862 VP8Context *ctx = avctx->priv_data;
863 struct vpx_image *rawimg = NULL;
864 struct vpx_image *rawimg_alpha = NULL;
865 int64_t timestamp = 0;
867 vpx_enc_frame_flags_t flags = 0;
870 rawimg = &ctx->rawimg;
871 rawimg->planes[VPX_PLANE_Y] = frame->data[0];
872 rawimg->planes[VPX_PLANE_U] = frame->data[1];
873 rawimg->planes[VPX_PLANE_V] = frame->data[2];
874 rawimg->stride[VPX_PLANE_Y] = frame->linesize[0];
875 rawimg->stride[VPX_PLANE_U] = frame->linesize[1];
876 rawimg->stride[VPX_PLANE_V] = frame->linesize[2];
878 uint8_t *u_plane, *v_plane;
879 rawimg_alpha = &ctx->rawimg_alpha;
880 rawimg_alpha->planes[VPX_PLANE_Y] = frame->data[3];
881 u_plane = av_malloc(frame->linesize[1] * frame->height);
882 v_plane = av_malloc(frame->linesize[2] * frame->height);
883 if (!u_plane || !v_plane) {
886 return AVERROR(ENOMEM);
888 memset(u_plane, 0x80, frame->linesize[1] * frame->height);
889 rawimg_alpha->planes[VPX_PLANE_U] = u_plane;
890 memset(v_plane, 0x80, frame->linesize[2] * frame->height);
891 rawimg_alpha->planes[VPX_PLANE_V] = v_plane;
892 rawimg_alpha->stride[VPX_PLANE_Y] = frame->linesize[0];
893 rawimg_alpha->stride[VPX_PLANE_U] = frame->linesize[1];
894 rawimg_alpha->stride[VPX_PLANE_V] = frame->linesize[2];
896 timestamp = frame->pts;
897 if (frame->pict_type == AV_PICTURE_TYPE_I)
898 flags |= VPX_EFLAG_FORCE_KF;
901 res = vpx_codec_encode(&ctx->encoder, rawimg, timestamp,
902 avctx->ticks_per_frame, flags, ctx->deadline);
903 if (res != VPX_CODEC_OK) {
904 log_encoder_error(avctx, "Error encoding frame");
905 return AVERROR_INVALIDDATA;
909 res = vpx_codec_encode(&ctx->encoder_alpha, rawimg_alpha, timestamp,
910 avctx->ticks_per_frame, flags, ctx->deadline);
911 if (res != VPX_CODEC_OK) {
912 log_encoder_error(avctx, "Error encoding alpha frame");
913 return AVERROR_INVALIDDATA;
917 coded_size = queue_frames(avctx, pkt);
919 if (!frame && avctx->flags & AV_CODEC_FLAG_PASS1) {
920 unsigned int b64_size = AV_BASE64_SIZE(ctx->twopass_stats.sz);
922 avctx->stats_out = av_malloc(b64_size);
923 if (!avctx->stats_out) {
924 av_log(avctx, AV_LOG_ERROR, "Stat buffer alloc (%d bytes) failed\n",
926 return AVERROR(ENOMEM);
928 av_base64_encode(avctx->stats_out, b64_size, ctx->twopass_stats.buf,
929 ctx->twopass_stats.sz);
933 av_freep(&rawimg_alpha->planes[VPX_PLANE_U]);
934 av_freep(&rawimg_alpha->planes[VPX_PLANE_V]);
937 *got_packet = !!coded_size;
941 #define OFFSET(x) offsetof(VP8Context, x)
942 #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
944 #ifndef VPX_ERROR_RESILIENT_DEFAULT
945 #define VPX_ERROR_RESILIENT_DEFAULT 1
946 #define VPX_ERROR_RESILIENT_PARTITIONS 2
949 #define COMMON_OPTIONS \
950 { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -16, 16, VE}, \
951 { "auto-alt-ref", "Enable use of alternate reference " \
952 "frames (2-pass only)", OFFSET(auto_alt_ref), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 1, VE}, \
953 { "lag-in-frames", "Number of frames to look ahead for " \
954 "alternate reference frame selection", OFFSET(lag_in_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
955 { "arnr-maxframes", "altref noise reduction max frame count", OFFSET(arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
956 { "arnr-strength", "altref noise reduction filter strength", OFFSET(arnr_strength), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
957 { "arnr-type", "altref noise reduction filter type", OFFSET(arnr_type), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE, "arnr_type"}, \
958 { "backward", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, "arnr_type" }, \
959 { "forward", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, "arnr_type" }, \
960 { "centered", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 3}, 0, 0, VE, "arnr_type" }, \
961 { "deadline", "Time to spend encoding, in microseconds.", OFFSET(deadline), AV_OPT_TYPE_INT, {.i64 = VPX_DL_GOOD_QUALITY}, INT_MIN, INT_MAX, VE, "quality"}, \
962 { "best", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_BEST_QUALITY}, 0, 0, VE, "quality"}, \
963 { "good", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_GOOD_QUALITY}, 0, 0, VE, "quality"}, \
964 { "realtime", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_REALTIME}, 0, 0, VE, "quality"}, \
965 { "error-resilient", "Error resilience configuration", OFFSET(error_resilient), AV_OPT_TYPE_FLAGS, {.i64 = 0}, INT_MIN, INT_MAX, VE, "er"}, \
966 { "max-intra-rate", "Maximum I-frame bitrate (pct) 0=unlimited", OFFSET(max_intra_rate), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
967 { "default", "Improve resiliency against losses of whole frames", 0, AV_OPT_TYPE_CONST, {.i64 = VPX_ERROR_RESILIENT_DEFAULT}, 0, 0, VE, "er"}, \
968 { "partitions", "The frame partitions are independently decodable " \
969 "by the bool decoder, meaning that partitions can be decoded even " \
970 "though earlier partitions have been lost. Note that intra predicition" \
971 " is still done over the partition boundary.", 0, AV_OPT_TYPE_CONST, {.i64 = VPX_ERROR_RESILIENT_PARTITIONS}, 0, 0, VE, "er"}, \
972 { "crf", "Select the quality for constant quality mode", offsetof(VP8Context, crf), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 63, VE }, \
973 { "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 }, \
974 { "undershoot-pct", "Datarate undershoot (min) target (%)", OFFSET(rc_undershoot_pct), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 100, VE }, \
975 { "overshoot-pct", "Datarate overshoot (max) target (%)", OFFSET(rc_overshoot_pct), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1000, VE }, \
977 #define LEGACY_OPTIONS \
978 {"speed", "", offsetof(VP8Context, cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -16, 16, VE}, \
979 {"quality", "", offsetof(VP8Context, deadline), AV_OPT_TYPE_INT, {.i64 = VPX_DL_GOOD_QUALITY}, INT_MIN, INT_MAX, VE, "quality"}, \
980 {"vp8flags", "", offsetof(VP8Context, flags), AV_OPT_TYPE_FLAGS, {.i64 = 0}, 0, UINT_MAX, VE, "flags"}, \
981 {"error_resilient", "enable error resilience", 0, AV_OPT_TYPE_CONST, {.i64 = VP8F_ERROR_RESILIENT}, INT_MIN, INT_MAX, VE, "flags"}, \
982 {"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"}, \
983 {"arnr_max_frames", "altref noise reduction max frame count", offsetof(VP8Context, arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 15, VE}, \
984 {"arnr_strength", "altref noise reduction filter strength", offsetof(VP8Context, arnr_strength), AV_OPT_TYPE_INT, {.i64 = 3}, 0, 6, VE}, \
985 {"arnr_type", "altref noise reduction filter type", offsetof(VP8Context, arnr_type), AV_OPT_TYPE_INT, {.i64 = 3}, 1, 3, VE}, \
986 {"rc_lookahead", "Number of frames to look ahead for alternate reference frame selection", offsetof(VP8Context, lag_in_frames), AV_OPT_TYPE_INT, {.i64 = 25}, 0, 25, VE}, \
988 #if CONFIG_LIBVPX_VP8_ENCODER
989 static const AVOption vp8_options[] = {
996 #if CONFIG_LIBVPX_VP9_ENCODER
997 static const AVOption vp9_options[] = {
999 { "lossless", "Lossless mode", OFFSET(lossless), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 1, VE},
1000 { "tile-columns", "Number of tile columns to use, log2", OFFSET(tile_columns), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE},
1001 { "tile-rows", "Number of tile rows to use, log2", OFFSET(tile_rows), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE},
1002 { "frame-parallel", "Enable frame parallel decodability features", OFFSET(frame_parallel), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 1, VE},
1003 { "aq-mode", "adaptive quantization mode", OFFSET(aq_mode), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 3, VE, "aq_mode"},
1004 { "none", "Aq not used", 0, AV_OPT_TYPE_CONST, {.i64 = 0}, 0, 0, VE, "aq_mode" },
1005 { "variance", "Variance based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, "aq_mode" },
1006 { "complexity", "Complexity based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, "aq_mode" },
1007 { "cyclic", "Cyclic Refresh Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 3}, 0, 0, VE, "aq_mode" },
1013 #undef COMMON_OPTIONS
1014 #undef LEGACY_OPTIONS
1016 static const AVCodecDefault defaults[] = {
1020 { "keyint_min", "-1" },
1024 #if CONFIG_LIBVPX_VP8_ENCODER
1025 static av_cold int vp8_init(AVCodecContext *avctx)
1027 return vpx_init(avctx, vpx_codec_vp8_cx());
1030 static const AVClass class_vp8 = {
1031 .class_name = "libvpx-vp8 encoder",
1032 .item_name = av_default_item_name,
1033 .option = vp8_options,
1034 .version = LIBAVUTIL_VERSION_INT,
1037 AVCodec ff_libvpx_vp8_encoder = {
1039 .long_name = NULL_IF_CONFIG_SMALL("libvpx VP8"),
1040 .type = AVMEDIA_TYPE_VIDEO,
1041 .id = AV_CODEC_ID_VP8,
1042 .priv_data_size = sizeof(VP8Context),
1044 .encode2 = vp8_encode,
1046 .capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_AUTO_THREADS,
1047 .pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUVA420P, AV_PIX_FMT_NONE },
1048 .priv_class = &class_vp8,
1049 .defaults = defaults,
1051 #endif /* CONFIG_LIBVPX_VP8_ENCODER */
1053 #if CONFIG_LIBVPX_VP9_ENCODER
1054 static av_cold int vp9_init(AVCodecContext *avctx)
1056 return vpx_init(avctx, vpx_codec_vp9_cx());
1059 static const AVClass class_vp9 = {
1060 .class_name = "libvpx-vp9 encoder",
1061 .item_name = av_default_item_name,
1062 .option = vp9_options,
1063 .version = LIBAVUTIL_VERSION_INT,
1066 static const AVProfile profiles[] = {
1067 { FF_PROFILE_VP9_0, "Profile 0" },
1068 { FF_PROFILE_VP9_1, "Profile 1" },
1069 { FF_PROFILE_VP9_2, "Profile 2" },
1070 { FF_PROFILE_VP9_3, "Profile 3" },
1071 { FF_PROFILE_UNKNOWN },
1074 AVCodec ff_libvpx_vp9_encoder = {
1075 .name = "libvpx-vp9",
1076 .long_name = NULL_IF_CONFIG_SMALL("libvpx VP9"),
1077 .type = AVMEDIA_TYPE_VIDEO,
1078 .id = AV_CODEC_ID_VP9,
1079 .priv_data_size = sizeof(VP8Context),
1081 .encode2 = vp8_encode,
1083 .capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_AUTO_THREADS,
1084 .profiles = NULL_IF_CONFIG_SMALL(profiles),
1085 .priv_class = &class_vp9,
1086 .defaults = defaults,
1087 .init_static_data = ff_vp9_init_static,
1089 #endif /* CONFIG_LIBVPX_VP9_ENCODER */