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 * VP8/9 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"
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"
44 * Portion of struct vpx_codec_cx_pkt from vpx_encoder.h.
45 * One encoded frame returned from the library.
47 struct FrameListData {
48 void *buf; /**< compressed data buffer */
49 size_t sz; /**< length of compressed data */
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 */
58 int have_sse; /**< true if we have pending sse[] */
59 uint64_t frame_number;
60 struct FrameListData *next;
63 typedef struct VPxEncoderContext {
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
73 int have_sse; /**< true if we have pending sse[] */
74 uint64_t frame_number;
75 struct FrameListData *coded_frame_list;
79 * VP8 specific flags, see VP8F_* below.
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
98 int rc_undershoot_pct;
108 int noise_sensitivity;
112 /** String mappings for enum vp8e_enc_control_id */
113 static const char *const ctlidstr[] = {
114 [VP8E_SET_CPUUSED] = "VP8E_SET_CPUUSED",
115 [VP8E_SET_ENABLEAUTOALTREF] = "VP8E_SET_ENABLEAUTOALTREF",
116 [VP8E_SET_NOISE_SENSITIVITY] = "VP8E_SET_NOISE_SENSITIVITY",
117 [VP8E_SET_STATIC_THRESHOLD] = "VP8E_SET_STATIC_THRESHOLD",
118 [VP8E_SET_TOKEN_PARTITIONS] = "VP8E_SET_TOKEN_PARTITIONS",
119 [VP8E_SET_ARNR_MAXFRAMES] = "VP8E_SET_ARNR_MAXFRAMES",
120 [VP8E_SET_ARNR_STRENGTH] = "VP8E_SET_ARNR_STRENGTH",
121 [VP8E_SET_ARNR_TYPE] = "VP8E_SET_ARNR_TYPE",
122 [VP8E_SET_TUNING] = "VP8E_SET_TUNING",
123 [VP8E_SET_CQ_LEVEL] = "VP8E_SET_CQ_LEVEL",
124 [VP8E_SET_MAX_INTRA_BITRATE_PCT] = "VP8E_SET_MAX_INTRA_BITRATE_PCT",
125 #if CONFIG_LIBVPX_VP9_ENCODER
126 [VP9E_SET_LOSSLESS] = "VP9E_SET_LOSSLESS",
127 [VP9E_SET_TILE_COLUMNS] = "VP9E_SET_TILE_COLUMNS",
128 [VP9E_SET_TILE_ROWS] = "VP9E_SET_TILE_ROWS",
129 [VP9E_SET_FRAME_PARALLEL_DECODING] = "VP9E_SET_FRAME_PARALLEL_DECODING",
130 [VP9E_SET_AQ_MODE] = "VP9E_SET_AQ_MODE",
131 #if VPX_ENCODER_ABI_VERSION > 8
132 [VP9E_SET_COLOR_SPACE] = "VP9E_SET_COLOR_SPACE",
134 #if VPX_ENCODER_ABI_VERSION >= 11
135 [VP9E_SET_COLOR_RANGE] = "VP9E_SET_COLOR_RANGE",
140 static av_cold void log_encoder_error(AVCodecContext *avctx, const char *desc)
142 VPxContext *ctx = avctx->priv_data;
143 const char *error = vpx_codec_error(&ctx->encoder);
144 const char *detail = vpx_codec_error_detail(&ctx->encoder);
146 av_log(avctx, AV_LOG_ERROR, "%s: %s\n", desc, error);
148 av_log(avctx, AV_LOG_ERROR, " Additional information: %s\n", detail);
151 static av_cold void dump_enc_cfg(AVCodecContext *avctx,
152 const struct vpx_codec_enc_cfg *cfg)
155 int level = AV_LOG_DEBUG;
157 av_log(avctx, level, "vpx_codec_enc_cfg\n");
158 av_log(avctx, level, "generic settings\n"
159 " %*s%u\n %*s%u\n %*s%u\n %*s%u\n %*s%u\n"
160 #if CONFIG_LIBVPX_VP9_ENCODER && defined(VPX_IMG_FMT_HIGHBITDEPTH)
163 " %*s{%u/%u}\n %*s%u\n %*s%d\n %*s%u\n",
164 width, "g_usage:", cfg->g_usage,
165 width, "g_threads:", cfg->g_threads,
166 width, "g_profile:", cfg->g_profile,
167 width, "g_w:", cfg->g_w,
168 width, "g_h:", cfg->g_h,
169 #if CONFIG_LIBVPX_VP9_ENCODER && defined(VPX_IMG_FMT_HIGHBITDEPTH)
170 width, "g_bit_depth:", cfg->g_bit_depth,
171 width, "g_input_bit_depth:", cfg->g_input_bit_depth,
173 width, "g_timebase:", cfg->g_timebase.num, cfg->g_timebase.den,
174 width, "g_error_resilient:", cfg->g_error_resilient,
175 width, "g_pass:", cfg->g_pass,
176 width, "g_lag_in_frames:", cfg->g_lag_in_frames);
177 av_log(avctx, level, "rate control settings\n"
178 " %*s%u\n %*s%u\n %*s%u\n %*s%u\n"
179 " %*s%d\n %*s%p(%"SIZE_SPECIFIER")\n %*s%u\n",
180 width, "rc_dropframe_thresh:", cfg->rc_dropframe_thresh,
181 width, "rc_resize_allowed:", cfg->rc_resize_allowed,
182 width, "rc_resize_up_thresh:", cfg->rc_resize_up_thresh,
183 width, "rc_resize_down_thresh:", cfg->rc_resize_down_thresh,
184 width, "rc_end_usage:", cfg->rc_end_usage,
185 width, "rc_twopass_stats_in:", cfg->rc_twopass_stats_in.buf, cfg->rc_twopass_stats_in.sz,
186 width, "rc_target_bitrate:", cfg->rc_target_bitrate);
187 av_log(avctx, level, "quantizer settings\n"
189 width, "rc_min_quantizer:", cfg->rc_min_quantizer,
190 width, "rc_max_quantizer:", cfg->rc_max_quantizer);
191 av_log(avctx, level, "bitrate tolerance\n"
193 width, "rc_undershoot_pct:", cfg->rc_undershoot_pct,
194 width, "rc_overshoot_pct:", cfg->rc_overshoot_pct);
195 av_log(avctx, level, "decoder buffer model\n"
196 " %*s%u\n %*s%u\n %*s%u\n",
197 width, "rc_buf_sz:", cfg->rc_buf_sz,
198 width, "rc_buf_initial_sz:", cfg->rc_buf_initial_sz,
199 width, "rc_buf_optimal_sz:", cfg->rc_buf_optimal_sz);
200 av_log(avctx, level, "2 pass rate control settings\n"
201 " %*s%u\n %*s%u\n %*s%u\n",
202 width, "rc_2pass_vbr_bias_pct:", cfg->rc_2pass_vbr_bias_pct,
203 width, "rc_2pass_vbr_minsection_pct:", cfg->rc_2pass_vbr_minsection_pct,
204 width, "rc_2pass_vbr_maxsection_pct:", cfg->rc_2pass_vbr_maxsection_pct);
205 av_log(avctx, level, "keyframing settings\n"
206 " %*s%d\n %*s%u\n %*s%u\n",
207 width, "kf_mode:", cfg->kf_mode,
208 width, "kf_min_dist:", cfg->kf_min_dist,
209 width, "kf_max_dist:", cfg->kf_max_dist);
210 av_log(avctx, level, "\n");
213 static void coded_frame_add(void *list, struct FrameListData *cx_frame)
215 struct FrameListData **p = list;
220 cx_frame->next = NULL;
223 static av_cold void free_coded_frame(struct FrameListData *cx_frame)
225 av_freep(&cx_frame->buf);
226 if (cx_frame->buf_alpha)
227 av_freep(&cx_frame->buf_alpha);
231 static av_cold void free_frame_list(struct FrameListData *list)
233 struct FrameListData *p = list;
242 static av_cold int codecctl_int(AVCodecContext *avctx,
243 enum vp8e_enc_control_id id, int val)
245 VPxContext *ctx = avctx->priv_data;
250 snprintf(buf, sizeof(buf), "%s:", ctlidstr[id]);
251 av_log(avctx, AV_LOG_DEBUG, " %*s%d\n", width, buf, val);
253 res = vpx_codec_control(&ctx->encoder, id, val);
254 if (res != VPX_CODEC_OK) {
255 snprintf(buf, sizeof(buf), "Failed to set %s codec control",
257 log_encoder_error(avctx, buf);
260 return res == VPX_CODEC_OK ? 0 : AVERROR(EINVAL);
263 static av_cold int vpx_free(AVCodecContext *avctx)
265 VPxContext *ctx = avctx->priv_data;
267 vpx_codec_destroy(&ctx->encoder);
269 vpx_codec_destroy(&ctx->encoder_alpha);
270 av_freep(&ctx->twopass_stats.buf);
271 av_freep(&avctx->stats_out);
272 free_frame_list(ctx->coded_frame_list);
276 #if CONFIG_LIBVPX_VP9_ENCODER
277 static int set_pix_fmt(AVCodecContext *avctx, vpx_codec_caps_t codec_caps,
278 struct vpx_codec_enc_cfg *enccfg, vpx_codec_flags_t *flags,
279 vpx_img_fmt_t *img_fmt)
281 VPxContext av_unused *ctx = avctx->priv_data;
282 #ifdef VPX_IMG_FMT_HIGHBITDEPTH
283 enccfg->g_bit_depth = enccfg->g_input_bit_depth = 8;
285 switch (avctx->pix_fmt) {
286 case AV_PIX_FMT_YUV420P:
287 case AV_PIX_FMT_YUVA420P:
288 enccfg->g_profile = 0;
289 *img_fmt = VPX_IMG_FMT_I420;
291 case AV_PIX_FMT_YUV422P:
292 enccfg->g_profile = 1;
293 *img_fmt = VPX_IMG_FMT_I422;
295 #if VPX_IMAGE_ABI_VERSION >= 3
296 case AV_PIX_FMT_YUV440P:
297 enccfg->g_profile = 1;
298 *img_fmt = VPX_IMG_FMT_I440;
300 case AV_PIX_FMT_GBRP:
301 ctx->vpx_cs = VPX_CS_SRGB;
303 case AV_PIX_FMT_YUV444P:
304 enccfg->g_profile = 1;
305 *img_fmt = VPX_IMG_FMT_I444;
307 #ifdef VPX_IMG_FMT_HIGHBITDEPTH
308 case AV_PIX_FMT_YUV420P10:
309 case AV_PIX_FMT_YUV420P12:
310 if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
311 enccfg->g_bit_depth = enccfg->g_input_bit_depth =
312 avctx->pix_fmt == AV_PIX_FMT_YUV420P10 ? 10 : 12;
313 enccfg->g_profile = 2;
314 *img_fmt = VPX_IMG_FMT_I42016;
315 *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
319 case AV_PIX_FMT_YUV422P10:
320 case AV_PIX_FMT_YUV422P12:
321 if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
322 enccfg->g_bit_depth = enccfg->g_input_bit_depth =
323 avctx->pix_fmt == AV_PIX_FMT_YUV422P10 ? 10 : 12;
324 enccfg->g_profile = 3;
325 *img_fmt = VPX_IMG_FMT_I42216;
326 *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
330 #if VPX_IMAGE_ABI_VERSION >= 3
331 case AV_PIX_FMT_YUV440P10:
332 case AV_PIX_FMT_YUV440P12:
333 if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
334 enccfg->g_bit_depth = enccfg->g_input_bit_depth =
335 avctx->pix_fmt == AV_PIX_FMT_YUV440P10 ? 10 : 12;
336 enccfg->g_profile = 3;
337 *img_fmt = VPX_IMG_FMT_I44016;
338 *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
342 case AV_PIX_FMT_GBRP10:
343 case AV_PIX_FMT_GBRP12:
344 ctx->vpx_cs = VPX_CS_SRGB;
346 case AV_PIX_FMT_YUV444P10:
347 case AV_PIX_FMT_YUV444P12:
348 if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
349 enccfg->g_bit_depth = enccfg->g_input_bit_depth =
350 avctx->pix_fmt == AV_PIX_FMT_YUV444P10 ||
351 avctx->pix_fmt == AV_PIX_FMT_GBRP10 ? 10 : 12;
352 enccfg->g_profile = 3;
353 *img_fmt = VPX_IMG_FMT_I44416;
354 *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
362 av_log(avctx, AV_LOG_ERROR, "Unsupported pixel format.\n");
363 return AVERROR_INVALIDDATA;
366 #if VPX_ENCODER_ABI_VERSION > 8
367 static void set_colorspace(AVCodecContext *avctx)
369 enum vpx_color_space vpx_cs;
370 VPxContext *ctx = avctx->priv_data;
373 vpx_cs = ctx->vpx_cs;
375 switch (avctx->colorspace) {
376 case AVCOL_SPC_RGB: vpx_cs = VPX_CS_SRGB; break;
377 case AVCOL_SPC_BT709: vpx_cs = VPX_CS_BT_709; break;
378 case AVCOL_SPC_UNSPECIFIED: vpx_cs = VPX_CS_UNKNOWN; break;
379 case AVCOL_SPC_RESERVED: vpx_cs = VPX_CS_RESERVED; break;
380 case AVCOL_SPC_BT470BG: vpx_cs = VPX_CS_BT_601; break;
381 case AVCOL_SPC_SMPTE170M: vpx_cs = VPX_CS_SMPTE_170; break;
382 case AVCOL_SPC_SMPTE240M: vpx_cs = VPX_CS_SMPTE_240; break;
383 case AVCOL_SPC_BT2020_NCL: vpx_cs = VPX_CS_BT_2020; break;
385 av_log(avctx, AV_LOG_WARNING, "Unsupported colorspace (%d)\n",
390 codecctl_int(avctx, VP9E_SET_COLOR_SPACE, vpx_cs);
394 #if VPX_ENCODER_ABI_VERSION >= 11
395 static void set_color_range(AVCodecContext *avctx)
397 enum vpx_color_range vpx_cr;
398 switch (avctx->color_range) {
399 case AVCOL_RANGE_UNSPECIFIED:
400 case AVCOL_RANGE_MPEG: vpx_cr = VPX_CR_STUDIO_RANGE; break;
401 case AVCOL_RANGE_JPEG: vpx_cr = VPX_CR_FULL_RANGE; break;
403 av_log(avctx, AV_LOG_WARNING, "Unsupported color range (%d)\n",
408 codecctl_int(avctx, VP9E_SET_COLOR_RANGE, vpx_cr);
413 static av_cold int vpx_init(AVCodecContext *avctx,
414 const struct vpx_codec_iface *iface)
416 VPxContext *ctx = avctx->priv_data;
417 struct vpx_codec_enc_cfg enccfg = { 0 };
418 struct vpx_codec_enc_cfg enccfg_alpha;
419 vpx_codec_flags_t flags = (avctx->flags & AV_CODEC_FLAG_PSNR) ? VPX_CODEC_USE_PSNR : 0;
420 AVCPBProperties *cpb_props;
422 vpx_img_fmt_t img_fmt = VPX_IMG_FMT_I420;
423 #if CONFIG_LIBVPX_VP9_ENCODER
424 vpx_codec_caps_t codec_caps = vpx_codec_get_caps(iface);
427 av_log(avctx, AV_LOG_INFO, "%s\n", vpx_codec_version_str());
428 av_log(avctx, AV_LOG_VERBOSE, "%s\n", vpx_codec_build_config());
430 if (avctx->pix_fmt == AV_PIX_FMT_YUVA420P)
433 if ((res = vpx_codec_enc_config_default(iface, &enccfg, 0)) != VPX_CODEC_OK) {
434 av_log(avctx, AV_LOG_ERROR, "Failed to get config: %s\n",
435 vpx_codec_err_to_string(res));
436 return AVERROR(EINVAL);
439 #if CONFIG_LIBVPX_VP9_ENCODER
440 if (avctx->codec_id == AV_CODEC_ID_VP9) {
441 if (set_pix_fmt(avctx, codec_caps, &enccfg, &flags, &img_fmt))
442 return AVERROR(EINVAL);
447 if(avctx->rc_max_rate || avctx->rc_buffer_size || avctx->rc_initial_buffer_occupancy) {
448 av_log( avctx, AV_LOG_ERROR, "Rate control parameters set without a bitrate\n");
449 return AVERROR(EINVAL);
452 dump_enc_cfg(avctx, &enccfg);
454 enccfg.g_w = avctx->width;
455 enccfg.g_h = avctx->height;
456 enccfg.g_timebase.num = avctx->time_base.num;
457 enccfg.g_timebase.den = avctx->time_base.den;
458 enccfg.g_threads = avctx->thread_count;
459 enccfg.g_lag_in_frames= ctx->lag_in_frames;
461 if (avctx->flags & AV_CODEC_FLAG_PASS1)
462 enccfg.g_pass = VPX_RC_FIRST_PASS;
463 else if (avctx->flags & AV_CODEC_FLAG_PASS2)
464 enccfg.g_pass = VPX_RC_LAST_PASS;
466 enccfg.g_pass = VPX_RC_ONE_PASS;
468 if (avctx->rc_min_rate == avctx->rc_max_rate &&
469 avctx->rc_min_rate == avctx->bit_rate && avctx->bit_rate) {
470 enccfg.rc_end_usage = VPX_CBR;
471 } else if (ctx->crf >= 0) {
472 enccfg.rc_end_usage = VPX_CQ;
473 #if CONFIG_LIBVPX_VP9_ENCODER
474 if (!avctx->bit_rate && avctx->codec_id == AV_CODEC_ID_VP9)
475 enccfg.rc_end_usage = VPX_Q;
479 if (avctx->bit_rate) {
480 enccfg.rc_target_bitrate = av_rescale_rnd(avctx->bit_rate, 1, 1000,
482 #if CONFIG_LIBVPX_VP9_ENCODER
483 } else if (enccfg.rc_end_usage == VPX_Q) {
486 if (enccfg.rc_end_usage == VPX_CQ) {
487 enccfg.rc_target_bitrate = 1000000;
489 avctx->bit_rate = enccfg.rc_target_bitrate * 1000;
490 av_log(avctx, AV_LOG_WARNING,
491 "Neither bitrate nor constrained quality specified, using default bitrate of %dkbit/sec\n",
492 enccfg.rc_target_bitrate);
496 if (avctx->codec_id == AV_CODEC_ID_VP9 && ctx->lossless == 1) {
497 enccfg.rc_min_quantizer =
498 enccfg.rc_max_quantizer = 0;
500 if (avctx->qmin >= 0)
501 enccfg.rc_min_quantizer = avctx->qmin;
502 if (avctx->qmax >= 0)
503 enccfg.rc_max_quantizer = avctx->qmax;
506 if (enccfg.rc_end_usage == VPX_CQ
507 #if CONFIG_LIBVPX_VP9_ENCODER
508 || enccfg.rc_end_usage == VPX_Q
511 if (ctx->crf < enccfg.rc_min_quantizer || ctx->crf > enccfg.rc_max_quantizer) {
512 av_log(avctx, AV_LOG_ERROR,
513 "CQ level %d must be between minimum and maximum quantizer value (%d-%d)\n",
514 ctx->crf, enccfg.rc_min_quantizer, enccfg.rc_max_quantizer);
515 return AVERROR(EINVAL);
519 #if FF_API_PRIVATE_OPT
520 FF_DISABLE_DEPRECATION_WARNINGS
521 if (avctx->frame_skip_threshold)
522 ctx->drop_threshold = avctx->frame_skip_threshold;
523 FF_ENABLE_DEPRECATION_WARNINGS
525 enccfg.rc_dropframe_thresh = ctx->drop_threshold;
527 //0-100 (0 => CBR, 100 => VBR)
528 enccfg.rc_2pass_vbr_bias_pct = lrint(avctx->qcompress * 100);
530 enccfg.rc_2pass_vbr_minsection_pct =
531 avctx->rc_min_rate * 100LL / avctx->bit_rate;
532 if (avctx->rc_max_rate)
533 enccfg.rc_2pass_vbr_maxsection_pct =
534 avctx->rc_max_rate * 100LL / avctx->bit_rate;
536 if (avctx->rc_buffer_size)
538 avctx->rc_buffer_size * 1000LL / avctx->bit_rate;
539 if (avctx->rc_initial_buffer_occupancy)
540 enccfg.rc_buf_initial_sz =
541 avctx->rc_initial_buffer_occupancy * 1000LL / avctx->bit_rate;
542 enccfg.rc_buf_optimal_sz = enccfg.rc_buf_sz * 5 / 6;
544 FF_DISABLE_DEPRECATION_WARNINGS
545 if (avctx->rc_buffer_aggressivity != 1.0) {
546 av_log(avctx, AV_LOG_WARNING, "The rc_buffer_aggressivity option is "
547 "deprecated, use the undershoot-pct private option instead.\n");
548 enccfg.rc_undershoot_pct = lrint(avctx->rc_buffer_aggressivity * 100);
550 FF_ENABLE_DEPRECATION_WARNINGS
552 if (ctx->rc_undershoot_pct >= 0)
553 enccfg.rc_undershoot_pct = ctx->rc_undershoot_pct;
554 if (ctx->rc_overshoot_pct >= 0)
555 enccfg.rc_overshoot_pct = ctx->rc_overshoot_pct;
557 //_enc_init() will balk if kf_min_dist differs from max w/VPX_KF_AUTO
558 if (avctx->keyint_min >= 0 && avctx->keyint_min == avctx->gop_size)
559 enccfg.kf_min_dist = avctx->keyint_min;
560 if (avctx->gop_size >= 0)
561 enccfg.kf_max_dist = avctx->gop_size;
563 if (enccfg.g_pass == VPX_RC_FIRST_PASS)
564 enccfg.g_lag_in_frames = 0;
565 else if (enccfg.g_pass == VPX_RC_LAST_PASS) {
566 int decode_size, ret;
568 if (!avctx->stats_in) {
569 av_log(avctx, AV_LOG_ERROR, "No stats file for second pass\n");
570 return AVERROR_INVALIDDATA;
573 ctx->twopass_stats.sz = strlen(avctx->stats_in) * 3 / 4;
574 ret = av_reallocp(&ctx->twopass_stats.buf, ctx->twopass_stats.sz);
576 av_log(avctx, AV_LOG_ERROR,
577 "Stat buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
578 ctx->twopass_stats.sz);
579 ctx->twopass_stats.sz = 0;
582 decode_size = av_base64_decode(ctx->twopass_stats.buf, avctx->stats_in,
583 ctx->twopass_stats.sz);
584 if (decode_size < 0) {
585 av_log(avctx, AV_LOG_ERROR, "Stat buffer decode failed\n");
586 return AVERROR_INVALIDDATA;
589 ctx->twopass_stats.sz = decode_size;
590 enccfg.rc_twopass_stats_in = ctx->twopass_stats;
593 /* 0-3: For non-zero values the encoder increasingly optimizes for reduced
594 complexity playback on low powered devices at the expense of encode
596 if (avctx->profile != FF_PROFILE_UNKNOWN)
597 enccfg.g_profile = avctx->profile;
599 enccfg.g_error_resilient = ctx->error_resilient || ctx->flags & VP8F_ERROR_RESILIENT;
601 dump_enc_cfg(avctx, &enccfg);
602 /* Construct Encoder Context */
603 res = vpx_codec_enc_init(&ctx->encoder, iface, &enccfg, flags);
604 if (res != VPX_CODEC_OK) {
605 log_encoder_error(avctx, "Failed to initialize encoder");
606 return AVERROR(EINVAL);
610 enccfg_alpha = enccfg;
611 res = vpx_codec_enc_init(&ctx->encoder_alpha, iface, &enccfg_alpha, flags);
612 if (res != VPX_CODEC_OK) {
613 log_encoder_error(avctx, "Failed to initialize alpha encoder");
614 return AVERROR(EINVAL);
618 //codec control failures are currently treated only as warnings
619 av_log(avctx, AV_LOG_DEBUG, "vpx_codec_control\n");
620 codecctl_int(avctx, VP8E_SET_CPUUSED, ctx->cpu_used);
621 if (ctx->flags & VP8F_AUTO_ALT_REF)
622 ctx->auto_alt_ref = 1;
623 if (ctx->auto_alt_ref >= 0)
624 codecctl_int(avctx, VP8E_SET_ENABLEAUTOALTREF, ctx->auto_alt_ref);
625 if (ctx->arnr_max_frames >= 0)
626 codecctl_int(avctx, VP8E_SET_ARNR_MAXFRAMES, ctx->arnr_max_frames);
627 if (ctx->arnr_strength >= 0)
628 codecctl_int(avctx, VP8E_SET_ARNR_STRENGTH, ctx->arnr_strength);
629 if (ctx->arnr_type >= 0)
630 codecctl_int(avctx, VP8E_SET_ARNR_TYPE, ctx->arnr_type);
632 codecctl_int(avctx, VP8E_SET_TUNING, ctx->tune);
634 if (ctx->auto_alt_ref && ctx->is_alpha && avctx->codec_id == AV_CODEC_ID_VP8) {
635 av_log(avctx, AV_LOG_ERROR, "Transparency encoding with auto_alt_ref does not work\n");
636 return AVERROR(EINVAL);
639 if (CONFIG_LIBVPX_VP8_ENCODER && avctx->codec_id == AV_CODEC_ID_VP8) {
640 #if FF_API_PRIVATE_OPT
641 FF_DISABLE_DEPRECATION_WARNINGS
642 if (avctx->noise_reduction)
643 ctx->noise_sensitivity = avctx->noise_reduction;
644 FF_ENABLE_DEPRECATION_WARNINGS
646 codecctl_int(avctx, VP8E_SET_NOISE_SENSITIVITY, ctx->noise_sensitivity);
647 codecctl_int(avctx, VP8E_SET_TOKEN_PARTITIONS, av_log2(avctx->slices));
650 FF_DISABLE_DEPRECATION_WARNINGS
651 if (avctx->mb_threshold) {
652 av_log(avctx, AV_LOG_WARNING, "The mb_threshold option is deprecated, "
653 "use the static-thresh private option instead.\n");
654 ctx->static_thresh = avctx->mb_threshold;
656 FF_ENABLE_DEPRECATION_WARNINGS
658 codecctl_int(avctx, VP8E_SET_STATIC_THRESHOLD, ctx->static_thresh);
660 codecctl_int(avctx, VP8E_SET_CQ_LEVEL, ctx->crf);
661 if (ctx->max_intra_rate >= 0)
662 codecctl_int(avctx, VP8E_SET_MAX_INTRA_BITRATE_PCT, ctx->max_intra_rate);
664 #if CONFIG_LIBVPX_VP9_ENCODER
665 if (avctx->codec_id == AV_CODEC_ID_VP9) {
666 if (ctx->lossless >= 0)
667 codecctl_int(avctx, VP9E_SET_LOSSLESS, ctx->lossless);
668 if (ctx->tile_columns >= 0)
669 codecctl_int(avctx, VP9E_SET_TILE_COLUMNS, ctx->tile_columns);
670 if (ctx->tile_rows >= 0)
671 codecctl_int(avctx, VP9E_SET_TILE_ROWS, ctx->tile_rows);
672 if (ctx->frame_parallel >= 0)
673 codecctl_int(avctx, VP9E_SET_FRAME_PARALLEL_DECODING, ctx->frame_parallel);
674 if (ctx->aq_mode >= 0)
675 codecctl_int(avctx, VP9E_SET_AQ_MODE, ctx->aq_mode);
676 #if VPX_ENCODER_ABI_VERSION > 8
677 set_colorspace(avctx);
679 #if VPX_ENCODER_ABI_VERSION >= 11
680 set_color_range(avctx);
685 av_log(avctx, AV_LOG_DEBUG, "Using deadline: %d\n", ctx->deadline);
687 //provide dummy value to initialize wrapper, values will be updated each _encode()
688 vpx_img_wrap(&ctx->rawimg, img_fmt, avctx->width, avctx->height, 1,
690 #if CONFIG_LIBVPX_VP9_ENCODER && defined(VPX_IMG_FMT_HIGHBITDEPTH)
691 if (avctx->codec_id == AV_CODEC_ID_VP9 && (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH))
692 ctx->rawimg.bit_depth = enccfg.g_bit_depth;
696 vpx_img_wrap(&ctx->rawimg_alpha, VPX_IMG_FMT_I420, avctx->width, avctx->height, 1,
699 cpb_props = ff_add_cpb_side_data(avctx);
701 return AVERROR(ENOMEM);
703 if (enccfg.rc_end_usage == VPX_CBR ||
704 enccfg.g_pass != VPX_RC_ONE_PASS) {
705 cpb_props->max_bitrate = avctx->rc_max_rate;
706 cpb_props->min_bitrate = avctx->rc_min_rate;
707 cpb_props->avg_bitrate = avctx->bit_rate;
709 cpb_props->buffer_size = avctx->rc_buffer_size;
714 static inline void cx_pktcpy(struct FrameListData *dst,
715 const struct vpx_codec_cx_pkt *src,
716 const struct vpx_codec_cx_pkt *src_alpha,
719 dst->pts = src->data.frame.pts;
720 dst->duration = src->data.frame.duration;
721 dst->flags = src->data.frame.flags;
722 dst->sz = src->data.frame.sz;
723 dst->buf = src->data.frame.buf;
725 /* For alt-ref frame, don't store PSNR or increment frame_number */
726 if (!(dst->flags & VPX_FRAME_IS_INVISIBLE)) {
727 dst->frame_number = ++ctx->frame_number;
728 dst->have_sse = ctx->have_sse;
730 /* associate last-seen SSE to the frame. */
731 /* Transfers ownership from ctx to dst. */
732 /* WARNING! This makes the assumption that PSNR_PKT comes
733 just before the frame it refers to! */
734 memcpy(dst->sse, ctx->sse, sizeof(dst->sse));
738 dst->frame_number = -1; /* sanity marker */
741 dst->buf_alpha = src_alpha->data.frame.buf;
742 dst->sz_alpha = src_alpha->data.frame.sz;
744 dst->buf_alpha = NULL;
750 * Store coded frame information in format suitable for return from encode2().
752 * Write information from @a cx_frame to @a pkt
753 * @return packet data size on success
754 * @return a negative AVERROR on error
756 static int storeframe(AVCodecContext *avctx, struct FrameListData *cx_frame,
759 int ret = ff_alloc_packet2(avctx, pkt, cx_frame->sz, 0);
763 memcpy(pkt->data, cx_frame->buf, pkt->size);
764 pkt->pts = pkt->dts = cx_frame->pts;
765 #if FF_API_CODED_FRAME
766 FF_DISABLE_DEPRECATION_WARNINGS
767 avctx->coded_frame->pts = cx_frame->pts;
768 avctx->coded_frame->key_frame = !!(cx_frame->flags & VPX_FRAME_IS_KEY);
769 FF_ENABLE_DEPRECATION_WARNINGS
772 if (!!(cx_frame->flags & VPX_FRAME_IS_KEY)) {
773 pict_type = AV_PICTURE_TYPE_I;
774 #if FF_API_CODED_FRAME
775 FF_DISABLE_DEPRECATION_WARNINGS
776 avctx->coded_frame->pict_type = pict_type;
777 FF_ENABLE_DEPRECATION_WARNINGS
779 pkt->flags |= AV_PKT_FLAG_KEY;
781 pict_type = AV_PICTURE_TYPE_P;
782 #if FF_API_CODED_FRAME
783 FF_DISABLE_DEPRECATION_WARNINGS
784 avctx->coded_frame->pict_type = pict_type;
785 FF_ENABLE_DEPRECATION_WARNINGS
789 ff_side_data_set_encoder_stats(pkt, 0, cx_frame->sse + 1,
790 cx_frame->have_sse ? 3 : 0, pict_type);
792 if (cx_frame->have_sse) {
794 /* Beware of the Y/U/V/all order! */
795 #if FF_API_CODED_FRAME
796 FF_DISABLE_DEPRECATION_WARNINGS
797 avctx->coded_frame->error[0] = cx_frame->sse[1];
798 avctx->coded_frame->error[1] = cx_frame->sse[2];
799 avctx->coded_frame->error[2] = cx_frame->sse[3];
800 avctx->coded_frame->error[3] = 0; // alpha
801 FF_ENABLE_DEPRECATION_WARNINGS
803 for (i = 0; i < 3; ++i) {
804 avctx->error[i] += cx_frame->sse[i + 1];
806 cx_frame->have_sse = 0;
808 if (cx_frame->sz_alpha > 0) {
809 side_data = av_packet_new_side_data(pkt,
810 AV_PKT_DATA_MATROSKA_BLOCKADDITIONAL,
811 cx_frame->sz_alpha + 8);
813 av_packet_unref(pkt);
815 return AVERROR(ENOMEM);
817 AV_WB64(side_data, 1);
818 memcpy(side_data + 8, cx_frame->buf_alpha, cx_frame->sz_alpha);
827 * Queue multiple output frames from the encoder, returning the front-most.
828 * In cases where vpx_codec_get_cx_data() returns more than 1 frame append
829 * the frame queue. Return the head frame if available.
830 * @return Stored frame size
831 * @return AVERROR(EINVAL) on output size error
832 * @return AVERROR(ENOMEM) on coded frame queue data allocation error
834 static int queue_frames(AVCodecContext *avctx, AVPacket *pkt_out)
836 VPxContext *ctx = avctx->priv_data;
837 const struct vpx_codec_cx_pkt *pkt;
838 const struct vpx_codec_cx_pkt *pkt_alpha = NULL;
839 const void *iter = NULL;
840 const void *iter_alpha = NULL;
843 if (ctx->coded_frame_list) {
844 struct FrameListData *cx_frame = ctx->coded_frame_list;
845 /* return the leading frame if we've already begun queueing */
846 size = storeframe(avctx, cx_frame, pkt_out);
849 ctx->coded_frame_list = cx_frame->next;
850 free_coded_frame(cx_frame);
853 /* consume all available output from the encoder before returning. buffers
854 are only good through the next vpx_codec call */
855 while ((pkt = vpx_codec_get_cx_data(&ctx->encoder, &iter)) &&
857 (ctx->is_alpha && (pkt_alpha = vpx_codec_get_cx_data(&ctx->encoder_alpha, &iter_alpha))))) {
859 case VPX_CODEC_CX_FRAME_PKT:
861 struct FrameListData cx_frame;
863 /* avoid storing the frame when the list is empty and we haven't yet
864 provided a frame for output */
865 av_assert0(!ctx->coded_frame_list);
866 cx_pktcpy(&cx_frame, pkt, pkt_alpha, ctx);
867 size = storeframe(avctx, &cx_frame, pkt_out);
871 struct FrameListData *cx_frame =
872 av_malloc(sizeof(struct FrameListData));
875 av_log(avctx, AV_LOG_ERROR,
876 "Frame queue element alloc failed\n");
877 return AVERROR(ENOMEM);
879 cx_pktcpy(cx_frame, pkt, pkt_alpha, ctx);
880 cx_frame->buf = av_malloc(cx_frame->sz);
882 if (!cx_frame->buf) {
883 av_log(avctx, AV_LOG_ERROR,
884 "Data buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
887 return AVERROR(ENOMEM);
889 memcpy(cx_frame->buf, pkt->data.frame.buf, pkt->data.frame.sz);
891 cx_frame->buf_alpha = av_malloc(cx_frame->sz_alpha);
892 if (!cx_frame->buf_alpha) {
893 av_log(avctx, AV_LOG_ERROR,
894 "Data buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
897 return AVERROR(ENOMEM);
899 memcpy(cx_frame->buf_alpha, pkt_alpha->data.frame.buf, pkt_alpha->data.frame.sz);
901 coded_frame_add(&ctx->coded_frame_list, cx_frame);
904 case VPX_CODEC_STATS_PKT: {
905 struct vpx_fixed_buf *stats = &ctx->twopass_stats;
907 if ((err = av_reallocp(&stats->buf,
909 pkt->data.twopass_stats.sz)) < 0) {
911 av_log(avctx, AV_LOG_ERROR, "Stat buffer realloc failed\n");
914 memcpy((uint8_t*)stats->buf + stats->sz,
915 pkt->data.twopass_stats.buf, pkt->data.twopass_stats.sz);
916 stats->sz += pkt->data.twopass_stats.sz;
919 case VPX_CODEC_PSNR_PKT:
920 av_assert0(!ctx->have_sse);
921 ctx->sse[0] = pkt->data.psnr.sse[0];
922 ctx->sse[1] = pkt->data.psnr.sse[1];
923 ctx->sse[2] = pkt->data.psnr.sse[2];
924 ctx->sse[3] = pkt->data.psnr.sse[3];
927 case VPX_CODEC_CUSTOM_PKT:
928 //ignore unsupported/unrecognized packet types
936 static int vpx_encode(AVCodecContext *avctx, AVPacket *pkt,
937 const AVFrame *frame, int *got_packet)
939 VPxContext *ctx = avctx->priv_data;
940 struct vpx_image *rawimg = NULL;
941 struct vpx_image *rawimg_alpha = NULL;
942 int64_t timestamp = 0;
944 vpx_enc_frame_flags_t flags = 0;
947 rawimg = &ctx->rawimg;
948 rawimg->planes[VPX_PLANE_Y] = frame->data[0];
949 rawimg->planes[VPX_PLANE_U] = frame->data[1];
950 rawimg->planes[VPX_PLANE_V] = frame->data[2];
951 rawimg->stride[VPX_PLANE_Y] = frame->linesize[0];
952 rawimg->stride[VPX_PLANE_U] = frame->linesize[1];
953 rawimg->stride[VPX_PLANE_V] = frame->linesize[2];
955 uint8_t *u_plane, *v_plane;
956 rawimg_alpha = &ctx->rawimg_alpha;
957 rawimg_alpha->planes[VPX_PLANE_Y] = frame->data[3];
958 u_plane = av_malloc(frame->linesize[1] * frame->height);
959 v_plane = av_malloc(frame->linesize[2] * frame->height);
960 if (!u_plane || !v_plane) {
963 return AVERROR(ENOMEM);
965 memset(u_plane, 0x80, frame->linesize[1] * frame->height);
966 rawimg_alpha->planes[VPX_PLANE_U] = u_plane;
967 memset(v_plane, 0x80, frame->linesize[2] * frame->height);
968 rawimg_alpha->planes[VPX_PLANE_V] = v_plane;
969 rawimg_alpha->stride[VPX_PLANE_Y] = frame->linesize[0];
970 rawimg_alpha->stride[VPX_PLANE_U] = frame->linesize[1];
971 rawimg_alpha->stride[VPX_PLANE_V] = frame->linesize[2];
973 timestamp = frame->pts;
974 if (frame->pict_type == AV_PICTURE_TYPE_I)
975 flags |= VPX_EFLAG_FORCE_KF;
978 res = vpx_codec_encode(&ctx->encoder, rawimg, timestamp,
979 avctx->ticks_per_frame, flags, ctx->deadline);
980 if (res != VPX_CODEC_OK) {
981 log_encoder_error(avctx, "Error encoding frame");
982 return AVERROR_INVALIDDATA;
986 res = vpx_codec_encode(&ctx->encoder_alpha, rawimg_alpha, timestamp,
987 avctx->ticks_per_frame, flags, ctx->deadline);
988 if (res != VPX_CODEC_OK) {
989 log_encoder_error(avctx, "Error encoding alpha frame");
990 return AVERROR_INVALIDDATA;
994 coded_size = queue_frames(avctx, pkt);
996 if (!frame && avctx->flags & AV_CODEC_FLAG_PASS1) {
997 unsigned int b64_size = AV_BASE64_SIZE(ctx->twopass_stats.sz);
999 avctx->stats_out = av_malloc(b64_size);
1000 if (!avctx->stats_out) {
1001 av_log(avctx, AV_LOG_ERROR, "Stat buffer alloc (%d bytes) failed\n",
1003 return AVERROR(ENOMEM);
1005 av_base64_encode(avctx->stats_out, b64_size, ctx->twopass_stats.buf,
1006 ctx->twopass_stats.sz);
1010 av_freep(&rawimg_alpha->planes[VPX_PLANE_U]);
1011 av_freep(&rawimg_alpha->planes[VPX_PLANE_V]);
1014 *got_packet = !!coded_size;
1018 #define OFFSET(x) offsetof(VPxContext, x)
1019 #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
1021 #ifndef VPX_ERROR_RESILIENT_DEFAULT
1022 #define VPX_ERROR_RESILIENT_DEFAULT 1
1023 #define VPX_ERROR_RESILIENT_PARTITIONS 2
1026 #define COMMON_OPTIONS \
1027 { "auto-alt-ref", "Enable use of alternate reference " \
1028 "frames (2-pass only)", OFFSET(auto_alt_ref), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE}, \
1029 { "lag-in-frames", "Number of frames to look ahead for " \
1030 "alternate reference frame selection", OFFSET(lag_in_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1031 { "arnr-maxframes", "altref noise reduction max frame count", OFFSET(arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1032 { "arnr-strength", "altref noise reduction filter strength", OFFSET(arnr_strength), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1033 { "arnr-type", "altref noise reduction filter type", OFFSET(arnr_type), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE, "arnr_type"}, \
1034 { "backward", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, "arnr_type" }, \
1035 { "forward", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, "arnr_type" }, \
1036 { "centered", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 3}, 0, 0, VE, "arnr_type" }, \
1037 { "tune", "Tune the encoding to a specific scenario", OFFSET(tune), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE, "tune"}, \
1038 { "psnr", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VP8_TUNE_PSNR}, 0, 0, VE, "tune"}, \
1039 { "ssim", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VP8_TUNE_SSIM}, 0, 0, VE, "tune"}, \
1040 { "deadline", "Time to spend encoding, in microseconds.", OFFSET(deadline), AV_OPT_TYPE_INT, {.i64 = VPX_DL_GOOD_QUALITY}, INT_MIN, INT_MAX, VE, "quality"}, \
1041 { "best", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_BEST_QUALITY}, 0, 0, VE, "quality"}, \
1042 { "good", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_GOOD_QUALITY}, 0, 0, VE, "quality"}, \
1043 { "realtime", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_REALTIME}, 0, 0, VE, "quality"}, \
1044 { "error-resilient", "Error resilience configuration", OFFSET(error_resilient), AV_OPT_TYPE_FLAGS, {.i64 = 0}, INT_MIN, INT_MAX, VE, "er"}, \
1045 { "max-intra-rate", "Maximum I-frame bitrate (pct) 0=unlimited", OFFSET(max_intra_rate), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1046 { "default", "Improve resiliency against losses of whole frames", 0, AV_OPT_TYPE_CONST, {.i64 = VPX_ERROR_RESILIENT_DEFAULT}, 0, 0, VE, "er"}, \
1047 { "partitions", "The frame partitions are independently decodable " \
1048 "by the bool decoder, meaning that partitions can be decoded even " \
1049 "though earlier partitions have been lost. Note that intra predicition" \
1050 " is still done over the partition boundary.", 0, AV_OPT_TYPE_CONST, {.i64 = VPX_ERROR_RESILIENT_PARTITIONS}, 0, 0, VE, "er"}, \
1051 { "crf", "Select the quality for constant quality mode", offsetof(VPxContext, crf), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 63, VE }, \
1052 { "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 }, \
1053 { "drop-threshold", "Frame drop threshold", offsetof(VPxContext, drop_threshold), AV_OPT_TYPE_INT, {.i64 = 0 }, INT_MIN, INT_MAX, VE }, \
1054 { "noise-sensitivity", "Noise sensitivity", OFFSET(noise_sensitivity), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, 4, VE}, \
1055 { "undershoot-pct", "Datarate undershoot (min) target (%)", OFFSET(rc_undershoot_pct), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 100, VE }, \
1056 { "overshoot-pct", "Datarate overshoot (max) target (%)", OFFSET(rc_overshoot_pct), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1000, VE }, \
1058 #define LEGACY_OPTIONS \
1059 {"speed", "", offsetof(VPxContext, cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -16, 16, VE}, \
1060 {"quality", "", offsetof(VPxContext, deadline), AV_OPT_TYPE_INT, {.i64 = VPX_DL_GOOD_QUALITY}, INT_MIN, INT_MAX, VE, "quality"}, \
1061 {"vp8flags", "", offsetof(VPxContext, flags), AV_OPT_TYPE_FLAGS, {.i64 = 0}, 0, UINT_MAX, VE, "flags"}, \
1062 {"error_resilient", "enable error resilience", 0, AV_OPT_TYPE_CONST, {.i64 = VP8F_ERROR_RESILIENT}, INT_MIN, INT_MAX, VE, "flags"}, \
1063 {"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"}, \
1064 {"arnr_max_frames", "altref noise reduction max frame count", offsetof(VPxContext, arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 15, VE}, \
1065 {"arnr_strength", "altref noise reduction filter strength", offsetof(VPxContext, arnr_strength), AV_OPT_TYPE_INT, {.i64 = 3}, 0, 6, VE}, \
1066 {"arnr_type", "altref noise reduction filter type", offsetof(VPxContext, arnr_type), AV_OPT_TYPE_INT, {.i64 = 3}, 1, 3, VE}, \
1067 {"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}, \
1069 #if CONFIG_LIBVPX_VP8_ENCODER
1070 static const AVOption vp8_options[] = {
1072 { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -16, 16, VE},
1078 #if CONFIG_LIBVPX_VP9_ENCODER
1079 static const AVOption vp9_options[] = {
1081 { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -8, 8, VE},
1082 { "lossless", "Lossless mode", OFFSET(lossless), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 1, VE},
1083 { "tile-columns", "Number of tile columns to use, log2", OFFSET(tile_columns), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE},
1084 { "tile-rows", "Number of tile rows to use, log2", OFFSET(tile_rows), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE},
1085 { "frame-parallel", "Enable frame parallel decodability features", OFFSET(frame_parallel), AV_OPT_TYPE_BOOL,{.i64 = -1}, -1, 1, VE},
1086 { "aq-mode", "adaptive quantization mode", OFFSET(aq_mode), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 3, VE, "aq_mode"},
1087 { "none", "Aq not used", 0, AV_OPT_TYPE_CONST, {.i64 = 0}, 0, 0, VE, "aq_mode" },
1088 { "variance", "Variance based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, "aq_mode" },
1089 { "complexity", "Complexity based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, "aq_mode" },
1090 { "cyclic", "Cyclic Refresh Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 3}, 0, 0, VE, "aq_mode" },
1096 #undef COMMON_OPTIONS
1097 #undef LEGACY_OPTIONS
1099 static const AVCodecDefault defaults[] = {
1103 { "keyint_min", "-1" },
1107 #if CONFIG_LIBVPX_VP8_ENCODER
1108 static av_cold int vp8_init(AVCodecContext *avctx)
1110 return vpx_init(avctx, vpx_codec_vp8_cx());
1113 static const AVClass class_vp8 = {
1114 .class_name = "libvpx-vp8 encoder",
1115 .item_name = av_default_item_name,
1116 .option = vp8_options,
1117 .version = LIBAVUTIL_VERSION_INT,
1120 AVCodec ff_libvpx_vp8_encoder = {
1122 .long_name = NULL_IF_CONFIG_SMALL("libvpx VP8"),
1123 .type = AVMEDIA_TYPE_VIDEO,
1124 .id = AV_CODEC_ID_VP8,
1125 .priv_data_size = sizeof(VPxContext),
1127 .encode2 = vpx_encode,
1129 .capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_AUTO_THREADS,
1130 .pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUVA420P, AV_PIX_FMT_NONE },
1131 .priv_class = &class_vp8,
1132 .defaults = defaults,
1134 #endif /* CONFIG_LIBVPX_VP8_ENCODER */
1136 #if CONFIG_LIBVPX_VP9_ENCODER
1137 static av_cold int vp9_init(AVCodecContext *avctx)
1139 return vpx_init(avctx, vpx_codec_vp9_cx());
1142 static const AVClass class_vp9 = {
1143 .class_name = "libvpx-vp9 encoder",
1144 .item_name = av_default_item_name,
1145 .option = vp9_options,
1146 .version = LIBAVUTIL_VERSION_INT,
1149 AVCodec ff_libvpx_vp9_encoder = {
1150 .name = "libvpx-vp9",
1151 .long_name = NULL_IF_CONFIG_SMALL("libvpx VP9"),
1152 .type = AVMEDIA_TYPE_VIDEO,
1153 .id = AV_CODEC_ID_VP9,
1154 .priv_data_size = sizeof(VPxContext),
1156 .encode2 = vpx_encode,
1158 .capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_AUTO_THREADS,
1159 .profiles = NULL_IF_CONFIG_SMALL(ff_vp9_profiles),
1160 .priv_class = &class_vp9,
1161 .defaults = defaults,
1162 .init_static_data = ff_vp9_init_static,
1164 #endif /* CONFIG_LIBVPX_VP9_ENCODER */