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"
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 VP8EncoderContext {
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 VP8Context *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 VP8Context *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 vp8_free(AVCodecContext *avctx)
265 VP8Context *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 VP8Context 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 enccfg->g_profile = 0;
288 *img_fmt = VPX_IMG_FMT_I420;
290 case AV_PIX_FMT_YUV422P:
291 enccfg->g_profile = 1;
292 *img_fmt = VPX_IMG_FMT_I422;
294 #if VPX_IMAGE_ABI_VERSION >= 3
295 case AV_PIX_FMT_YUV440P:
296 enccfg->g_profile = 1;
297 *img_fmt = VPX_IMG_FMT_I440;
299 case AV_PIX_FMT_GBRP:
300 ctx->vpx_cs = VPX_CS_SRGB;
302 case AV_PIX_FMT_YUV444P:
303 enccfg->g_profile = 1;
304 *img_fmt = VPX_IMG_FMT_I444;
306 #ifdef VPX_IMG_FMT_HIGHBITDEPTH
307 case AV_PIX_FMT_YUV420P10:
308 case AV_PIX_FMT_YUV420P12:
309 if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
310 enccfg->g_bit_depth = enccfg->g_input_bit_depth =
311 avctx->pix_fmt == AV_PIX_FMT_YUV420P10 ? 10 : 12;
312 enccfg->g_profile = 2;
313 *img_fmt = VPX_IMG_FMT_I42016;
314 *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
318 case AV_PIX_FMT_YUV422P10:
319 case AV_PIX_FMT_YUV422P12:
320 if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
321 enccfg->g_bit_depth = enccfg->g_input_bit_depth =
322 avctx->pix_fmt == AV_PIX_FMT_YUV422P10 ? 10 : 12;
323 enccfg->g_profile = 3;
324 *img_fmt = VPX_IMG_FMT_I42216;
325 *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
329 #if VPX_IMAGE_ABI_VERSION >= 3
330 case AV_PIX_FMT_YUV440P10:
331 case AV_PIX_FMT_YUV440P12:
332 if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
333 enccfg->g_bit_depth = enccfg->g_input_bit_depth =
334 avctx->pix_fmt == AV_PIX_FMT_YUV440P10 ? 10 : 12;
335 enccfg->g_profile = 3;
336 *img_fmt = VPX_IMG_FMT_I44016;
337 *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
341 case AV_PIX_FMT_GBRP10:
342 case AV_PIX_FMT_GBRP12:
343 ctx->vpx_cs = VPX_CS_SRGB;
345 case AV_PIX_FMT_YUV444P10:
346 case AV_PIX_FMT_YUV444P12:
347 if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
348 enccfg->g_bit_depth = enccfg->g_input_bit_depth =
349 avctx->pix_fmt == AV_PIX_FMT_YUV444P10 ||
350 avctx->pix_fmt == AV_PIX_FMT_GBRP10 ? 10 : 12;
351 enccfg->g_profile = 3;
352 *img_fmt = VPX_IMG_FMT_I44416;
353 *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
361 av_log(avctx, AV_LOG_ERROR, "Unsupported pixel format.\n");
362 return AVERROR_INVALIDDATA;
365 #if VPX_ENCODER_ABI_VERSION > 8
366 static void set_colorspace(AVCodecContext *avctx)
368 enum vpx_color_space vpx_cs;
369 VP8Context *ctx = avctx->priv_data;
372 vpx_cs = ctx->vpx_cs;
374 switch (avctx->colorspace) {
375 case AVCOL_SPC_RGB: vpx_cs = VPX_CS_SRGB; break;
376 case AVCOL_SPC_BT709: vpx_cs = VPX_CS_BT_709; break;
377 case AVCOL_SPC_UNSPECIFIED: vpx_cs = VPX_CS_UNKNOWN; break;
378 case AVCOL_SPC_RESERVED: vpx_cs = VPX_CS_RESERVED; break;
379 case AVCOL_SPC_BT470BG: vpx_cs = VPX_CS_BT_601; break;
380 case AVCOL_SPC_SMPTE170M: vpx_cs = VPX_CS_SMPTE_170; break;
381 case AVCOL_SPC_SMPTE240M: vpx_cs = VPX_CS_SMPTE_240; break;
382 case AVCOL_SPC_BT2020_NCL: vpx_cs = VPX_CS_BT_2020; break;
384 av_log(avctx, AV_LOG_WARNING, "Unsupported colorspace (%d)\n",
389 codecctl_int(avctx, VP9E_SET_COLOR_SPACE, vpx_cs);
393 #if VPX_ENCODER_ABI_VERSION >= 11
394 static void set_color_range(AVCodecContext *avctx)
396 enum vpx_color_range vpx_cr;
397 switch (avctx->color_range) {
398 case AVCOL_RANGE_UNSPECIFIED:
399 case AVCOL_RANGE_MPEG: vpx_cr = VPX_CR_STUDIO_RANGE; break;
400 case AVCOL_RANGE_JPEG: vpx_cr = VPX_CR_FULL_RANGE; break;
402 av_log(avctx, AV_LOG_WARNING, "Unsupported color range (%d)\n",
407 codecctl_int(avctx, VP9E_SET_COLOR_RANGE, vpx_cr);
412 static av_cold int vpx_init(AVCodecContext *avctx,
413 const struct vpx_codec_iface *iface)
415 VP8Context *ctx = avctx->priv_data;
416 struct vpx_codec_enc_cfg enccfg = { 0 };
417 struct vpx_codec_enc_cfg enccfg_alpha;
418 vpx_codec_flags_t flags = (avctx->flags & AV_CODEC_FLAG_PSNR) ? VPX_CODEC_USE_PSNR : 0;
419 AVCPBProperties *cpb_props;
421 vpx_img_fmt_t img_fmt = VPX_IMG_FMT_I420;
422 #if CONFIG_LIBVPX_VP9_ENCODER
423 vpx_codec_caps_t codec_caps = vpx_codec_get_caps(iface);
426 av_log(avctx, AV_LOG_INFO, "%s\n", vpx_codec_version_str());
427 av_log(avctx, AV_LOG_VERBOSE, "%s\n", vpx_codec_build_config());
429 if (avctx->pix_fmt == AV_PIX_FMT_YUVA420P)
432 if ((res = vpx_codec_enc_config_default(iface, &enccfg, 0)) != VPX_CODEC_OK) {
433 av_log(avctx, AV_LOG_ERROR, "Failed to get config: %s\n",
434 vpx_codec_err_to_string(res));
435 return AVERROR(EINVAL);
438 #if CONFIG_LIBVPX_VP9_ENCODER
439 if (avctx->codec_id == AV_CODEC_ID_VP9) {
440 if (set_pix_fmt(avctx, codec_caps, &enccfg, &flags, &img_fmt))
441 return AVERROR(EINVAL);
446 if(avctx->rc_max_rate || avctx->rc_buffer_size || avctx->rc_initial_buffer_occupancy) {
447 av_log( avctx, AV_LOG_ERROR, "Rate control parameters set without a bitrate\n");
448 return AVERROR(EINVAL);
451 dump_enc_cfg(avctx, &enccfg);
453 enccfg.g_w = avctx->width;
454 enccfg.g_h = avctx->height;
455 enccfg.g_timebase.num = avctx->time_base.num;
456 enccfg.g_timebase.den = avctx->time_base.den;
457 enccfg.g_threads = avctx->thread_count;
458 enccfg.g_lag_in_frames= ctx->lag_in_frames;
460 if (avctx->flags & AV_CODEC_FLAG_PASS1)
461 enccfg.g_pass = VPX_RC_FIRST_PASS;
462 else if (avctx->flags & AV_CODEC_FLAG_PASS2)
463 enccfg.g_pass = VPX_RC_LAST_PASS;
465 enccfg.g_pass = VPX_RC_ONE_PASS;
467 if (avctx->rc_min_rate == avctx->rc_max_rate &&
468 avctx->rc_min_rate == avctx->bit_rate && avctx->bit_rate) {
469 enccfg.rc_end_usage = VPX_CBR;
470 } else if (ctx->crf >= 0) {
471 enccfg.rc_end_usage = VPX_CQ;
472 #if CONFIG_LIBVPX_VP9_ENCODER
473 if (!avctx->bit_rate && avctx->codec_id == AV_CODEC_ID_VP9)
474 enccfg.rc_end_usage = VPX_Q;
478 if (avctx->bit_rate) {
479 enccfg.rc_target_bitrate = av_rescale_rnd(avctx->bit_rate, 1, 1000,
481 #if CONFIG_LIBVPX_VP9_ENCODER
482 } else if (enccfg.rc_end_usage == VPX_Q) {
485 if (enccfg.rc_end_usage == VPX_CQ) {
486 enccfg.rc_target_bitrate = 1000000;
488 avctx->bit_rate = enccfg.rc_target_bitrate * 1000;
489 av_log(avctx, AV_LOG_WARNING,
490 "Neither bitrate nor constrained quality specified, using default bitrate of %dkbit/sec\n",
491 enccfg.rc_target_bitrate);
495 if (avctx->codec_id == AV_CODEC_ID_VP9 && ctx->lossless == 1) {
496 enccfg.rc_min_quantizer =
497 enccfg.rc_max_quantizer = 0;
499 if (avctx->qmin >= 0)
500 enccfg.rc_min_quantizer = avctx->qmin;
501 if (avctx->qmax >= 0)
502 enccfg.rc_max_quantizer = avctx->qmax;
505 if (enccfg.rc_end_usage == VPX_CQ
506 #if CONFIG_LIBVPX_VP9_ENCODER
507 || enccfg.rc_end_usage == VPX_Q
510 if (ctx->crf < enccfg.rc_min_quantizer || ctx->crf > enccfg.rc_max_quantizer) {
511 av_log(avctx, AV_LOG_ERROR,
512 "CQ level %d must be between minimum and maximum quantizer value (%d-%d)\n",
513 ctx->crf, enccfg.rc_min_quantizer, enccfg.rc_max_quantizer);
514 return AVERROR(EINVAL);
518 #if FF_API_PRIVATE_OPT
519 FF_DISABLE_DEPRECATION_WARNINGS
520 if (avctx->frame_skip_threshold)
521 ctx->drop_threshold = avctx->frame_skip_threshold;
522 FF_ENABLE_DEPRECATION_WARNINGS
524 enccfg.rc_dropframe_thresh = ctx->drop_threshold;
526 //0-100 (0 => CBR, 100 => VBR)
527 enccfg.rc_2pass_vbr_bias_pct = lrint(avctx->qcompress * 100);
529 enccfg.rc_2pass_vbr_minsection_pct =
530 avctx->rc_min_rate * 100LL / avctx->bit_rate;
531 if (avctx->rc_max_rate)
532 enccfg.rc_2pass_vbr_maxsection_pct =
533 avctx->rc_max_rate * 100LL / avctx->bit_rate;
535 if (avctx->rc_buffer_size)
537 avctx->rc_buffer_size * 1000LL / avctx->bit_rate;
538 if (avctx->rc_initial_buffer_occupancy)
539 enccfg.rc_buf_initial_sz =
540 avctx->rc_initial_buffer_occupancy * 1000LL / avctx->bit_rate;
541 enccfg.rc_buf_optimal_sz = enccfg.rc_buf_sz * 5 / 6;
543 FF_DISABLE_DEPRECATION_WARNINGS
544 if (avctx->rc_buffer_aggressivity != 1.0) {
545 av_log(avctx, AV_LOG_WARNING, "The rc_buffer_aggressivity option is "
546 "deprecated, use the undershoot-pct private option instead.\n");
547 enccfg.rc_undershoot_pct = lrint(avctx->rc_buffer_aggressivity * 100);
549 FF_ENABLE_DEPRECATION_WARNINGS
551 if (ctx->rc_undershoot_pct >= 0)
552 enccfg.rc_undershoot_pct = ctx->rc_undershoot_pct;
553 if (ctx->rc_overshoot_pct >= 0)
554 enccfg.rc_overshoot_pct = ctx->rc_overshoot_pct;
556 //_enc_init() will balk if kf_min_dist differs from max w/VPX_KF_AUTO
557 if (avctx->keyint_min >= 0 && avctx->keyint_min == avctx->gop_size)
558 enccfg.kf_min_dist = avctx->keyint_min;
559 if (avctx->gop_size >= 0)
560 enccfg.kf_max_dist = avctx->gop_size;
562 if (enccfg.g_pass == VPX_RC_FIRST_PASS)
563 enccfg.g_lag_in_frames = 0;
564 else if (enccfg.g_pass == VPX_RC_LAST_PASS) {
565 int decode_size, ret;
567 if (!avctx->stats_in) {
568 av_log(avctx, AV_LOG_ERROR, "No stats file for second pass\n");
569 return AVERROR_INVALIDDATA;
572 ctx->twopass_stats.sz = strlen(avctx->stats_in) * 3 / 4;
573 ret = av_reallocp(&ctx->twopass_stats.buf, ctx->twopass_stats.sz);
575 av_log(avctx, AV_LOG_ERROR,
576 "Stat buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
577 ctx->twopass_stats.sz);
578 ctx->twopass_stats.sz = 0;
581 decode_size = av_base64_decode(ctx->twopass_stats.buf, avctx->stats_in,
582 ctx->twopass_stats.sz);
583 if (decode_size < 0) {
584 av_log(avctx, AV_LOG_ERROR, "Stat buffer decode failed\n");
585 return AVERROR_INVALIDDATA;
588 ctx->twopass_stats.sz = decode_size;
589 enccfg.rc_twopass_stats_in = ctx->twopass_stats;
592 /* 0-3: For non-zero values the encoder increasingly optimizes for reduced
593 complexity playback on low powered devices at the expense of encode
595 if (avctx->profile != FF_PROFILE_UNKNOWN)
596 enccfg.g_profile = avctx->profile;
598 enccfg.g_error_resilient = ctx->error_resilient || ctx->flags & VP8F_ERROR_RESILIENT;
600 dump_enc_cfg(avctx, &enccfg);
601 /* Construct Encoder Context */
602 res = vpx_codec_enc_init(&ctx->encoder, iface, &enccfg, flags);
603 if (res != VPX_CODEC_OK) {
604 log_encoder_error(avctx, "Failed to initialize encoder");
605 return AVERROR(EINVAL);
609 enccfg_alpha = enccfg;
610 res = vpx_codec_enc_init(&ctx->encoder_alpha, iface, &enccfg_alpha, flags);
611 if (res != VPX_CODEC_OK) {
612 log_encoder_error(avctx, "Failed to initialize alpha encoder");
613 return AVERROR(EINVAL);
617 //codec control failures are currently treated only as warnings
618 av_log(avctx, AV_LOG_DEBUG, "vpx_codec_control\n");
619 codecctl_int(avctx, VP8E_SET_CPUUSED, ctx->cpu_used);
620 if (ctx->flags & VP8F_AUTO_ALT_REF)
621 ctx->auto_alt_ref = 1;
622 if (ctx->auto_alt_ref >= 0)
623 codecctl_int(avctx, VP8E_SET_ENABLEAUTOALTREF, ctx->auto_alt_ref);
624 if (ctx->arnr_max_frames >= 0)
625 codecctl_int(avctx, VP8E_SET_ARNR_MAXFRAMES, ctx->arnr_max_frames);
626 if (ctx->arnr_strength >= 0)
627 codecctl_int(avctx, VP8E_SET_ARNR_STRENGTH, ctx->arnr_strength);
628 if (ctx->arnr_type >= 0)
629 codecctl_int(avctx, VP8E_SET_ARNR_TYPE, ctx->arnr_type);
631 codecctl_int(avctx, VP8E_SET_TUNING, ctx->tune);
633 if (CONFIG_LIBVPX_VP8_ENCODER && avctx->codec_id == AV_CODEC_ID_VP8) {
634 #if FF_API_PRIVATE_OPT
635 FF_DISABLE_DEPRECATION_WARNINGS
636 if (avctx->noise_reduction)
637 ctx->noise_sensitivity = avctx->noise_reduction;
638 FF_ENABLE_DEPRECATION_WARNINGS
640 codecctl_int(avctx, VP8E_SET_NOISE_SENSITIVITY, ctx->noise_sensitivity);
641 codecctl_int(avctx, VP8E_SET_TOKEN_PARTITIONS, av_log2(avctx->slices));
644 FF_DISABLE_DEPRECATION_WARNINGS
645 if (avctx->mb_threshold) {
646 av_log(avctx, AV_LOG_WARNING, "The mb_threshold option is deprecated, "
647 "use the static-thresh private option instead.\n");
648 ctx->static_thresh = avctx->mb_threshold;
650 FF_ENABLE_DEPRECATION_WARNINGS
652 codecctl_int(avctx, VP8E_SET_STATIC_THRESHOLD, ctx->static_thresh);
654 codecctl_int(avctx, VP8E_SET_CQ_LEVEL, ctx->crf);
655 if (ctx->max_intra_rate >= 0)
656 codecctl_int(avctx, VP8E_SET_MAX_INTRA_BITRATE_PCT, ctx->max_intra_rate);
658 #if CONFIG_LIBVPX_VP9_ENCODER
659 if (avctx->codec_id == AV_CODEC_ID_VP9) {
660 if (ctx->lossless >= 0)
661 codecctl_int(avctx, VP9E_SET_LOSSLESS, ctx->lossless);
662 if (ctx->tile_columns >= 0)
663 codecctl_int(avctx, VP9E_SET_TILE_COLUMNS, ctx->tile_columns);
664 if (ctx->tile_rows >= 0)
665 codecctl_int(avctx, VP9E_SET_TILE_ROWS, ctx->tile_rows);
666 if (ctx->frame_parallel >= 0)
667 codecctl_int(avctx, VP9E_SET_FRAME_PARALLEL_DECODING, ctx->frame_parallel);
668 if (ctx->aq_mode >= 0)
669 codecctl_int(avctx, VP9E_SET_AQ_MODE, ctx->aq_mode);
670 #if VPX_ENCODER_ABI_VERSION > 8
671 set_colorspace(avctx);
673 #if VPX_ENCODER_ABI_VERSION >= 11
674 set_color_range(avctx);
679 av_log(avctx, AV_LOG_DEBUG, "Using deadline: %d\n", ctx->deadline);
681 //provide dummy value to initialize wrapper, values will be updated each _encode()
682 vpx_img_wrap(&ctx->rawimg, img_fmt, avctx->width, avctx->height, 1,
684 #if CONFIG_LIBVPX_VP9_ENCODER && defined(VPX_IMG_FMT_HIGHBITDEPTH)
685 if (avctx->codec_id == AV_CODEC_ID_VP9 && (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH))
686 ctx->rawimg.bit_depth = enccfg.g_bit_depth;
690 vpx_img_wrap(&ctx->rawimg_alpha, VPX_IMG_FMT_I420, avctx->width, avctx->height, 1,
693 cpb_props = ff_add_cpb_side_data(avctx);
695 return AVERROR(ENOMEM);
697 if (enccfg.rc_end_usage == VPX_CBR ||
698 enccfg.g_pass != VPX_RC_ONE_PASS) {
699 cpb_props->max_bitrate = avctx->rc_max_rate;
700 cpb_props->min_bitrate = avctx->rc_min_rate;
701 cpb_props->avg_bitrate = avctx->bit_rate;
703 cpb_props->buffer_size = avctx->rc_buffer_size;
708 static inline void cx_pktcpy(struct FrameListData *dst,
709 const struct vpx_codec_cx_pkt *src,
710 const struct vpx_codec_cx_pkt *src_alpha,
713 dst->pts = src->data.frame.pts;
714 dst->duration = src->data.frame.duration;
715 dst->flags = src->data.frame.flags;
716 dst->sz = src->data.frame.sz;
717 dst->buf = src->data.frame.buf;
719 /* For alt-ref frame, don't store PSNR or increment frame_number */
720 if (!(dst->flags & VPX_FRAME_IS_INVISIBLE)) {
721 dst->frame_number = ++ctx->frame_number;
722 dst->have_sse = ctx->have_sse;
724 /* associate last-seen SSE to the frame. */
725 /* Transfers ownership from ctx to dst. */
726 /* WARNING! This makes the assumption that PSNR_PKT comes
727 just before the frame it refers to! */
728 memcpy(dst->sse, ctx->sse, sizeof(dst->sse));
732 dst->frame_number = -1; /* sanity marker */
735 dst->buf_alpha = src_alpha->data.frame.buf;
736 dst->sz_alpha = src_alpha->data.frame.sz;
738 dst->buf_alpha = NULL;
744 * Store coded frame information in format suitable for return from encode2().
746 * Write information from @a cx_frame to @a pkt
747 * @return packet data size on success
748 * @return a negative AVERROR on error
750 static int storeframe(AVCodecContext *avctx, struct FrameListData *cx_frame,
753 int ret = ff_alloc_packet2(avctx, pkt, cx_frame->sz, 0);
757 memcpy(pkt->data, cx_frame->buf, pkt->size);
758 pkt->pts = pkt->dts = cx_frame->pts;
759 #if FF_API_CODED_FRAME
760 FF_DISABLE_DEPRECATION_WARNINGS
761 avctx->coded_frame->pts = cx_frame->pts;
762 avctx->coded_frame->key_frame = !!(cx_frame->flags & VPX_FRAME_IS_KEY);
763 FF_ENABLE_DEPRECATION_WARNINGS
766 if (!!(cx_frame->flags & VPX_FRAME_IS_KEY)) {
767 pict_type = AV_PICTURE_TYPE_I;
768 #if FF_API_CODED_FRAME
769 FF_DISABLE_DEPRECATION_WARNINGS
770 avctx->coded_frame->pict_type = pict_type;
771 FF_ENABLE_DEPRECATION_WARNINGS
773 pkt->flags |= AV_PKT_FLAG_KEY;
775 pict_type = AV_PICTURE_TYPE_P;
776 #if FF_API_CODED_FRAME
777 FF_DISABLE_DEPRECATION_WARNINGS
778 avctx->coded_frame->pict_type = pict_type;
779 FF_ENABLE_DEPRECATION_WARNINGS
783 ff_side_data_set_encoder_stats(pkt, 0, cx_frame->sse + 1,
784 cx_frame->have_sse ? 3 : 0, pict_type);
786 if (cx_frame->have_sse) {
788 /* Beware of the Y/U/V/all order! */
789 #if FF_API_CODED_FRAME
790 FF_DISABLE_DEPRECATION_WARNINGS
791 avctx->coded_frame->error[0] = cx_frame->sse[1];
792 avctx->coded_frame->error[1] = cx_frame->sse[2];
793 avctx->coded_frame->error[2] = cx_frame->sse[3];
794 avctx->coded_frame->error[3] = 0; // alpha
795 FF_ENABLE_DEPRECATION_WARNINGS
797 for (i = 0; i < 3; ++i) {
798 avctx->error[i] += cx_frame->sse[i + 1];
800 cx_frame->have_sse = 0;
802 if (cx_frame->sz_alpha > 0) {
803 side_data = av_packet_new_side_data(pkt,
804 AV_PKT_DATA_MATROSKA_BLOCKADDITIONAL,
805 cx_frame->sz_alpha + 8);
807 av_packet_unref(pkt);
809 return AVERROR(ENOMEM);
811 AV_WB64(side_data, 1);
812 memcpy(side_data + 8, cx_frame->buf_alpha, cx_frame->sz_alpha);
821 * Queue multiple output frames from the encoder, returning the front-most.
822 * In cases where vpx_codec_get_cx_data() returns more than 1 frame append
823 * the frame queue. Return the head frame if available.
824 * @return Stored frame size
825 * @return AVERROR(EINVAL) on output size error
826 * @return AVERROR(ENOMEM) on coded frame queue data allocation error
828 static int queue_frames(AVCodecContext *avctx, AVPacket *pkt_out)
830 VP8Context *ctx = avctx->priv_data;
831 const struct vpx_codec_cx_pkt *pkt;
832 const struct vpx_codec_cx_pkt *pkt_alpha = NULL;
833 const void *iter = NULL;
834 const void *iter_alpha = NULL;
837 if (ctx->coded_frame_list) {
838 struct FrameListData *cx_frame = ctx->coded_frame_list;
839 /* return the leading frame if we've already begun queueing */
840 size = storeframe(avctx, cx_frame, pkt_out);
843 ctx->coded_frame_list = cx_frame->next;
844 free_coded_frame(cx_frame);
847 /* consume all available output from the encoder before returning. buffers
848 are only good through the next vpx_codec call */
849 while ((pkt = vpx_codec_get_cx_data(&ctx->encoder, &iter)) &&
851 (ctx->is_alpha && (pkt_alpha = vpx_codec_get_cx_data(&ctx->encoder_alpha, &iter_alpha))))) {
853 case VPX_CODEC_CX_FRAME_PKT:
855 struct FrameListData cx_frame;
857 /* avoid storing the frame when the list is empty and we haven't yet
858 provided a frame for output */
859 av_assert0(!ctx->coded_frame_list);
860 cx_pktcpy(&cx_frame, pkt, pkt_alpha, ctx);
861 size = storeframe(avctx, &cx_frame, pkt_out);
865 struct FrameListData *cx_frame =
866 av_malloc(sizeof(struct FrameListData));
869 av_log(avctx, AV_LOG_ERROR,
870 "Frame queue element alloc failed\n");
871 return AVERROR(ENOMEM);
873 cx_pktcpy(cx_frame, pkt, pkt_alpha, ctx);
874 cx_frame->buf = av_malloc(cx_frame->sz);
876 if (!cx_frame->buf) {
877 av_log(avctx, AV_LOG_ERROR,
878 "Data buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
881 return AVERROR(ENOMEM);
883 memcpy(cx_frame->buf, pkt->data.frame.buf, pkt->data.frame.sz);
885 cx_frame->buf_alpha = av_malloc(cx_frame->sz_alpha);
886 if (!cx_frame->buf_alpha) {
887 av_log(avctx, AV_LOG_ERROR,
888 "Data buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
891 return AVERROR(ENOMEM);
893 memcpy(cx_frame->buf_alpha, pkt_alpha->data.frame.buf, pkt_alpha->data.frame.sz);
895 coded_frame_add(&ctx->coded_frame_list, cx_frame);
898 case VPX_CODEC_STATS_PKT: {
899 struct vpx_fixed_buf *stats = &ctx->twopass_stats;
901 if ((err = av_reallocp(&stats->buf,
903 pkt->data.twopass_stats.sz)) < 0) {
905 av_log(avctx, AV_LOG_ERROR, "Stat buffer realloc failed\n");
908 memcpy((uint8_t*)stats->buf + stats->sz,
909 pkt->data.twopass_stats.buf, pkt->data.twopass_stats.sz);
910 stats->sz += pkt->data.twopass_stats.sz;
913 case VPX_CODEC_PSNR_PKT:
914 av_assert0(!ctx->have_sse);
915 ctx->sse[0] = pkt->data.psnr.sse[0];
916 ctx->sse[1] = pkt->data.psnr.sse[1];
917 ctx->sse[2] = pkt->data.psnr.sse[2];
918 ctx->sse[3] = pkt->data.psnr.sse[3];
921 case VPX_CODEC_CUSTOM_PKT:
922 //ignore unsupported/unrecognized packet types
930 static int vp8_encode(AVCodecContext *avctx, AVPacket *pkt,
931 const AVFrame *frame, int *got_packet)
933 VP8Context *ctx = avctx->priv_data;
934 struct vpx_image *rawimg = NULL;
935 struct vpx_image *rawimg_alpha = NULL;
936 int64_t timestamp = 0;
938 vpx_enc_frame_flags_t flags = 0;
941 rawimg = &ctx->rawimg;
942 rawimg->planes[VPX_PLANE_Y] = frame->data[0];
943 rawimg->planes[VPX_PLANE_U] = frame->data[1];
944 rawimg->planes[VPX_PLANE_V] = frame->data[2];
945 rawimg->stride[VPX_PLANE_Y] = frame->linesize[0];
946 rawimg->stride[VPX_PLANE_U] = frame->linesize[1];
947 rawimg->stride[VPX_PLANE_V] = frame->linesize[2];
949 uint8_t *u_plane, *v_plane;
950 rawimg_alpha = &ctx->rawimg_alpha;
951 rawimg_alpha->planes[VPX_PLANE_Y] = frame->data[3];
952 u_plane = av_malloc(frame->linesize[1] * frame->height);
953 v_plane = av_malloc(frame->linesize[2] * frame->height);
954 if (!u_plane || !v_plane) {
957 return AVERROR(ENOMEM);
959 memset(u_plane, 0x80, frame->linesize[1] * frame->height);
960 rawimg_alpha->planes[VPX_PLANE_U] = u_plane;
961 memset(v_plane, 0x80, frame->linesize[2] * frame->height);
962 rawimg_alpha->planes[VPX_PLANE_V] = v_plane;
963 rawimg_alpha->stride[VPX_PLANE_Y] = frame->linesize[0];
964 rawimg_alpha->stride[VPX_PLANE_U] = frame->linesize[1];
965 rawimg_alpha->stride[VPX_PLANE_V] = frame->linesize[2];
967 timestamp = frame->pts;
968 if (frame->pict_type == AV_PICTURE_TYPE_I)
969 flags |= VPX_EFLAG_FORCE_KF;
972 res = vpx_codec_encode(&ctx->encoder, rawimg, timestamp,
973 avctx->ticks_per_frame, flags, ctx->deadline);
974 if (res != VPX_CODEC_OK) {
975 log_encoder_error(avctx, "Error encoding frame");
976 return AVERROR_INVALIDDATA;
980 res = vpx_codec_encode(&ctx->encoder_alpha, rawimg_alpha, timestamp,
981 avctx->ticks_per_frame, flags, ctx->deadline);
982 if (res != VPX_CODEC_OK) {
983 log_encoder_error(avctx, "Error encoding alpha frame");
984 return AVERROR_INVALIDDATA;
988 coded_size = queue_frames(avctx, pkt);
990 if (!frame && avctx->flags & AV_CODEC_FLAG_PASS1) {
991 unsigned int b64_size = AV_BASE64_SIZE(ctx->twopass_stats.sz);
993 avctx->stats_out = av_malloc(b64_size);
994 if (!avctx->stats_out) {
995 av_log(avctx, AV_LOG_ERROR, "Stat buffer alloc (%d bytes) failed\n",
997 return AVERROR(ENOMEM);
999 av_base64_encode(avctx->stats_out, b64_size, ctx->twopass_stats.buf,
1000 ctx->twopass_stats.sz);
1004 av_freep(&rawimg_alpha->planes[VPX_PLANE_U]);
1005 av_freep(&rawimg_alpha->planes[VPX_PLANE_V]);
1008 *got_packet = !!coded_size;
1012 #define OFFSET(x) offsetof(VP8Context, x)
1013 #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
1015 #ifndef VPX_ERROR_RESILIENT_DEFAULT
1016 #define VPX_ERROR_RESILIENT_DEFAULT 1
1017 #define VPX_ERROR_RESILIENT_PARTITIONS 2
1020 #define COMMON_OPTIONS \
1021 { "auto-alt-ref", "Enable use of alternate reference " \
1022 "frames (2-pass only)", OFFSET(auto_alt_ref), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE}, \
1023 { "lag-in-frames", "Number of frames to look ahead for " \
1024 "alternate reference frame selection", OFFSET(lag_in_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1025 { "arnr-maxframes", "altref noise reduction max frame count", OFFSET(arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1026 { "arnr-strength", "altref noise reduction filter strength", OFFSET(arnr_strength), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1027 { "arnr-type", "altref noise reduction filter type", OFFSET(arnr_type), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE, "arnr_type"}, \
1028 { "backward", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, "arnr_type" }, \
1029 { "forward", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, "arnr_type" }, \
1030 { "centered", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 3}, 0, 0, VE, "arnr_type" }, \
1031 { "tune", "Tune the encoding to a specific scenario", OFFSET(tune), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE, "tune"}, \
1032 { "psnr", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VP8_TUNE_PSNR}, 0, 0, VE, "tune"}, \
1033 { "ssim", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VP8_TUNE_SSIM}, 0, 0, VE, "tune"}, \
1034 { "deadline", "Time to spend encoding, in microseconds.", OFFSET(deadline), AV_OPT_TYPE_INT, {.i64 = VPX_DL_GOOD_QUALITY}, INT_MIN, INT_MAX, VE, "quality"}, \
1035 { "best", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_BEST_QUALITY}, 0, 0, VE, "quality"}, \
1036 { "good", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_GOOD_QUALITY}, 0, 0, VE, "quality"}, \
1037 { "realtime", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_REALTIME}, 0, 0, VE, "quality"}, \
1038 { "error-resilient", "Error resilience configuration", OFFSET(error_resilient), AV_OPT_TYPE_FLAGS, {.i64 = 0}, INT_MIN, INT_MAX, VE, "er"}, \
1039 { "max-intra-rate", "Maximum I-frame bitrate (pct) 0=unlimited", OFFSET(max_intra_rate), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1040 { "default", "Improve resiliency against losses of whole frames", 0, AV_OPT_TYPE_CONST, {.i64 = VPX_ERROR_RESILIENT_DEFAULT}, 0, 0, VE, "er"}, \
1041 { "partitions", "The frame partitions are independently decodable " \
1042 "by the bool decoder, meaning that partitions can be decoded even " \
1043 "though earlier partitions have been lost. Note that intra predicition" \
1044 " is still done over the partition boundary.", 0, AV_OPT_TYPE_CONST, {.i64 = VPX_ERROR_RESILIENT_PARTITIONS}, 0, 0, VE, "er"}, \
1045 { "crf", "Select the quality for constant quality mode", offsetof(VP8Context, crf), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 63, VE }, \
1046 { "static-thresh", "A change threshold on blocks below which they will be skipped by the encoder", OFFSET(static_thresh), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE }, \
1047 { "drop-threshold", "Frame drop threshold", offsetof(VP8Context, drop_threshold), AV_OPT_TYPE_INT, {.i64 = 0 }, INT_MIN, INT_MAX, VE }, \
1048 { "noise-sensitivity", "Noise sensitivity", OFFSET(noise_sensitivity), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, 4, VE}, \
1049 { "undershoot-pct", "Datarate undershoot (min) target (%)", OFFSET(rc_undershoot_pct), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 100, VE }, \
1050 { "overshoot-pct", "Datarate overshoot (max) target (%)", OFFSET(rc_overshoot_pct), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1000, VE }, \
1052 #define LEGACY_OPTIONS \
1053 {"speed", "", offsetof(VP8Context, cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -16, 16, VE}, \
1054 {"quality", "", offsetof(VP8Context, deadline), AV_OPT_TYPE_INT, {.i64 = VPX_DL_GOOD_QUALITY}, INT_MIN, INT_MAX, VE, "quality"}, \
1055 {"vp8flags", "", offsetof(VP8Context, flags), AV_OPT_TYPE_FLAGS, {.i64 = 0}, 0, UINT_MAX, VE, "flags"}, \
1056 {"error_resilient", "enable error resilience", 0, AV_OPT_TYPE_CONST, {.i64 = VP8F_ERROR_RESILIENT}, INT_MIN, INT_MAX, VE, "flags"}, \
1057 {"altref", "enable use of alternate reference frames (VP8/2-pass only)", 0, AV_OPT_TYPE_CONST, {.i64 = VP8F_AUTO_ALT_REF}, INT_MIN, INT_MAX, VE, "flags"}, \
1058 {"arnr_max_frames", "altref noise reduction max frame count", offsetof(VP8Context, arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 15, VE}, \
1059 {"arnr_strength", "altref noise reduction filter strength", offsetof(VP8Context, arnr_strength), AV_OPT_TYPE_INT, {.i64 = 3}, 0, 6, VE}, \
1060 {"arnr_type", "altref noise reduction filter type", offsetof(VP8Context, arnr_type), AV_OPT_TYPE_INT, {.i64 = 3}, 1, 3, VE}, \
1061 {"rc_lookahead", "Number of frames to look ahead for alternate reference frame selection", offsetof(VP8Context, lag_in_frames), AV_OPT_TYPE_INT, {.i64 = 25}, 0, 25, VE}, \
1063 #if CONFIG_LIBVPX_VP8_ENCODER
1064 static const AVOption vp8_options[] = {
1066 { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -16, 16, VE},
1072 #if CONFIG_LIBVPX_VP9_ENCODER
1073 static const AVOption vp9_options[] = {
1075 { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -8, 8, VE},
1076 { "lossless", "Lossless mode", OFFSET(lossless), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 1, VE},
1077 { "tile-columns", "Number of tile columns to use, log2", OFFSET(tile_columns), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE},
1078 { "tile-rows", "Number of tile rows to use, log2", OFFSET(tile_rows), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE},
1079 { "frame-parallel", "Enable frame parallel decodability features", OFFSET(frame_parallel), AV_OPT_TYPE_BOOL,{.i64 = -1}, -1, 1, VE},
1080 { "aq-mode", "adaptive quantization mode", OFFSET(aq_mode), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 3, VE, "aq_mode"},
1081 { "none", "Aq not used", 0, AV_OPT_TYPE_CONST, {.i64 = 0}, 0, 0, VE, "aq_mode" },
1082 { "variance", "Variance based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, "aq_mode" },
1083 { "complexity", "Complexity based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, "aq_mode" },
1084 { "cyclic", "Cyclic Refresh Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 3}, 0, 0, VE, "aq_mode" },
1090 #undef COMMON_OPTIONS
1091 #undef LEGACY_OPTIONS
1093 static const AVCodecDefault defaults[] = {
1097 { "keyint_min", "-1" },
1101 #if CONFIG_LIBVPX_VP8_ENCODER
1102 static av_cold int vp8_init(AVCodecContext *avctx)
1104 return vpx_init(avctx, vpx_codec_vp8_cx());
1107 static const AVClass class_vp8 = {
1108 .class_name = "libvpx-vp8 encoder",
1109 .item_name = av_default_item_name,
1110 .option = vp8_options,
1111 .version = LIBAVUTIL_VERSION_INT,
1114 AVCodec ff_libvpx_vp8_encoder = {
1116 .long_name = NULL_IF_CONFIG_SMALL("libvpx VP8"),
1117 .type = AVMEDIA_TYPE_VIDEO,
1118 .id = AV_CODEC_ID_VP8,
1119 .priv_data_size = sizeof(VP8Context),
1121 .encode2 = vp8_encode,
1123 .capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_AUTO_THREADS,
1124 .pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUVA420P, AV_PIX_FMT_NONE },
1125 .priv_class = &class_vp8,
1126 .defaults = defaults,
1128 #endif /* CONFIG_LIBVPX_VP8_ENCODER */
1130 #if CONFIG_LIBVPX_VP9_ENCODER
1131 static av_cold int vp9_init(AVCodecContext *avctx)
1133 return vpx_init(avctx, vpx_codec_vp9_cx());
1136 static const AVClass class_vp9 = {
1137 .class_name = "libvpx-vp9 encoder",
1138 .item_name = av_default_item_name,
1139 .option = vp9_options,
1140 .version = LIBAVUTIL_VERSION_INT,
1143 AVCodec ff_libvpx_vp9_encoder = {
1144 .name = "libvpx-vp9",
1145 .long_name = NULL_IF_CONFIG_SMALL("libvpx VP9"),
1146 .type = AVMEDIA_TYPE_VIDEO,
1147 .id = AV_CODEC_ID_VP9,
1148 .priv_data_size = sizeof(VP8Context),
1150 .encode2 = vp8_encode,
1152 .capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_AUTO_THREADS,
1153 .profiles = NULL_IF_CONFIG_SMALL(ff_vp9_profiles),
1154 .priv_class = &class_vp9,
1155 .defaults = defaults,
1156 .init_static_data = ff_vp9_init_static,
1158 #endif /* CONFIG_LIBVPX_VP9_ENCODER */