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;
113 /** String mappings for enum vp8e_enc_control_id */
114 static const char *const ctlidstr[] = {
115 [VP8E_SET_CPUUSED] = "VP8E_SET_CPUUSED",
116 [VP8E_SET_ENABLEAUTOALTREF] = "VP8E_SET_ENABLEAUTOALTREF",
117 [VP8E_SET_NOISE_SENSITIVITY] = "VP8E_SET_NOISE_SENSITIVITY",
118 [VP8E_SET_STATIC_THRESHOLD] = "VP8E_SET_STATIC_THRESHOLD",
119 [VP8E_SET_TOKEN_PARTITIONS] = "VP8E_SET_TOKEN_PARTITIONS",
120 [VP8E_SET_ARNR_MAXFRAMES] = "VP8E_SET_ARNR_MAXFRAMES",
121 [VP8E_SET_ARNR_STRENGTH] = "VP8E_SET_ARNR_STRENGTH",
122 [VP8E_SET_ARNR_TYPE] = "VP8E_SET_ARNR_TYPE",
123 [VP8E_SET_TUNING] = "VP8E_SET_TUNING",
124 [VP8E_SET_CQ_LEVEL] = "VP8E_SET_CQ_LEVEL",
125 [VP8E_SET_MAX_INTRA_BITRATE_PCT] = "VP8E_SET_MAX_INTRA_BITRATE_PCT",
126 #if CONFIG_LIBVPX_VP9_ENCODER
127 [VP9E_SET_LOSSLESS] = "VP9E_SET_LOSSLESS",
128 [VP9E_SET_TILE_COLUMNS] = "VP9E_SET_TILE_COLUMNS",
129 [VP9E_SET_TILE_ROWS] = "VP9E_SET_TILE_ROWS",
130 [VP9E_SET_FRAME_PARALLEL_DECODING] = "VP9E_SET_FRAME_PARALLEL_DECODING",
131 [VP9E_SET_AQ_MODE] = "VP9E_SET_AQ_MODE",
132 #if VPX_ENCODER_ABI_VERSION > 8
133 [VP9E_SET_COLOR_SPACE] = "VP9E_SET_COLOR_SPACE",
135 #if VPX_ENCODER_ABI_VERSION >= 11
136 [VP9E_SET_COLOR_RANGE] = "VP9E_SET_COLOR_RANGE",
138 #if VPX_ENCODER_ABI_VERSION >= 12
139 [VP9E_SET_TARGET_LEVEL] = "VP9E_SET_TARGET_LEVEL",
140 [VP9E_GET_LEVEL] = "VP9E_GET_LEVEL",
145 static av_cold void log_encoder_error(AVCodecContext *avctx, const char *desc)
147 VPxContext *ctx = avctx->priv_data;
148 const char *error = vpx_codec_error(&ctx->encoder);
149 const char *detail = vpx_codec_error_detail(&ctx->encoder);
151 av_log(avctx, AV_LOG_ERROR, "%s: %s\n", desc, error);
153 av_log(avctx, AV_LOG_ERROR, " Additional information: %s\n", detail);
156 static av_cold void dump_enc_cfg(AVCodecContext *avctx,
157 const struct vpx_codec_enc_cfg *cfg)
160 int level = AV_LOG_DEBUG;
162 av_log(avctx, level, "vpx_codec_enc_cfg\n");
163 av_log(avctx, level, "generic settings\n"
164 " %*s%u\n %*s%u\n %*s%u\n %*s%u\n %*s%u\n"
165 #if CONFIG_LIBVPX_VP9_ENCODER && defined(VPX_IMG_FMT_HIGHBITDEPTH)
168 " %*s{%u/%u}\n %*s%u\n %*s%d\n %*s%u\n",
169 width, "g_usage:", cfg->g_usage,
170 width, "g_threads:", cfg->g_threads,
171 width, "g_profile:", cfg->g_profile,
172 width, "g_w:", cfg->g_w,
173 width, "g_h:", cfg->g_h,
174 #if CONFIG_LIBVPX_VP9_ENCODER && defined(VPX_IMG_FMT_HIGHBITDEPTH)
175 width, "g_bit_depth:", cfg->g_bit_depth,
176 width, "g_input_bit_depth:", cfg->g_input_bit_depth,
178 width, "g_timebase:", cfg->g_timebase.num, cfg->g_timebase.den,
179 width, "g_error_resilient:", cfg->g_error_resilient,
180 width, "g_pass:", cfg->g_pass,
181 width, "g_lag_in_frames:", cfg->g_lag_in_frames);
182 av_log(avctx, level, "rate control settings\n"
183 " %*s%u\n %*s%u\n %*s%u\n %*s%u\n"
184 " %*s%d\n %*s%p(%"SIZE_SPECIFIER")\n %*s%u\n",
185 width, "rc_dropframe_thresh:", cfg->rc_dropframe_thresh,
186 width, "rc_resize_allowed:", cfg->rc_resize_allowed,
187 width, "rc_resize_up_thresh:", cfg->rc_resize_up_thresh,
188 width, "rc_resize_down_thresh:", cfg->rc_resize_down_thresh,
189 width, "rc_end_usage:", cfg->rc_end_usage,
190 width, "rc_twopass_stats_in:", cfg->rc_twopass_stats_in.buf, cfg->rc_twopass_stats_in.sz,
191 width, "rc_target_bitrate:", cfg->rc_target_bitrate);
192 av_log(avctx, level, "quantizer settings\n"
194 width, "rc_min_quantizer:", cfg->rc_min_quantizer,
195 width, "rc_max_quantizer:", cfg->rc_max_quantizer);
196 av_log(avctx, level, "bitrate tolerance\n"
198 width, "rc_undershoot_pct:", cfg->rc_undershoot_pct,
199 width, "rc_overshoot_pct:", cfg->rc_overshoot_pct);
200 av_log(avctx, level, "decoder buffer model\n"
201 " %*s%u\n %*s%u\n %*s%u\n",
202 width, "rc_buf_sz:", cfg->rc_buf_sz,
203 width, "rc_buf_initial_sz:", cfg->rc_buf_initial_sz,
204 width, "rc_buf_optimal_sz:", cfg->rc_buf_optimal_sz);
205 av_log(avctx, level, "2 pass rate control settings\n"
206 " %*s%u\n %*s%u\n %*s%u\n",
207 width, "rc_2pass_vbr_bias_pct:", cfg->rc_2pass_vbr_bias_pct,
208 width, "rc_2pass_vbr_minsection_pct:", cfg->rc_2pass_vbr_minsection_pct,
209 width, "rc_2pass_vbr_maxsection_pct:", cfg->rc_2pass_vbr_maxsection_pct);
210 av_log(avctx, level, "keyframing settings\n"
211 " %*s%d\n %*s%u\n %*s%u\n",
212 width, "kf_mode:", cfg->kf_mode,
213 width, "kf_min_dist:", cfg->kf_min_dist,
214 width, "kf_max_dist:", cfg->kf_max_dist);
215 av_log(avctx, level, "\n");
218 static void coded_frame_add(void *list, struct FrameListData *cx_frame)
220 struct FrameListData **p = list;
225 cx_frame->next = NULL;
228 static av_cold void free_coded_frame(struct FrameListData *cx_frame)
230 av_freep(&cx_frame->buf);
231 if (cx_frame->buf_alpha)
232 av_freep(&cx_frame->buf_alpha);
236 static av_cold void free_frame_list(struct FrameListData *list)
238 struct FrameListData *p = list;
247 static av_cold int codecctl_int(AVCodecContext *avctx,
248 enum vp8e_enc_control_id id, int val)
250 VPxContext *ctx = avctx->priv_data;
255 snprintf(buf, sizeof(buf), "%s:", ctlidstr[id]);
256 av_log(avctx, AV_LOG_DEBUG, " %*s%d\n", width, buf, val);
258 res = vpx_codec_control(&ctx->encoder, id, val);
259 if (res != VPX_CODEC_OK) {
260 snprintf(buf, sizeof(buf), "Failed to set %s codec control",
262 log_encoder_error(avctx, buf);
265 return res == VPX_CODEC_OK ? 0 : AVERROR(EINVAL);
268 #if VPX_ENCODER_ABI_VERSION >= 12
269 static av_cold int codecctl_intp(AVCodecContext *avctx,
270 enum vp8e_enc_control_id id, int *val)
272 VPxContext *ctx = avctx->priv_data;
277 snprintf(buf, sizeof(buf), "%s:", ctlidstr[id]);
278 av_log(avctx, AV_LOG_DEBUG, " %*s%d\n", width, buf, *val);
280 res = vpx_codec_control(&ctx->encoder, id, val);
281 if (res != VPX_CODEC_OK) {
282 snprintf(buf, sizeof(buf), "Failed to set %s codec control",
284 log_encoder_error(avctx, buf);
287 return res == VPX_CODEC_OK ? 0 : AVERROR(EINVAL);
291 static av_cold int vpx_free(AVCodecContext *avctx)
293 VPxContext *ctx = avctx->priv_data;
295 #if VPX_ENCODER_ABI_VERSION >= 12
296 if (avctx->codec_id == AV_CODEC_ID_VP9 && ctx->level >= 0 &&
297 !(avctx->flags & AV_CODEC_FLAG_PASS1)) {
299 if (!codecctl_intp(avctx, VP9E_GET_LEVEL, &level_out))
300 av_log(avctx, AV_LOG_INFO, "Encoded level %.1f\n", level_out * 0.1);
304 vpx_codec_destroy(&ctx->encoder);
306 vpx_codec_destroy(&ctx->encoder_alpha);
307 av_freep(&ctx->twopass_stats.buf);
308 av_freep(&avctx->stats_out);
309 free_frame_list(ctx->coded_frame_list);
313 #if CONFIG_LIBVPX_VP9_ENCODER
314 static int set_pix_fmt(AVCodecContext *avctx, vpx_codec_caps_t codec_caps,
315 struct vpx_codec_enc_cfg *enccfg, vpx_codec_flags_t *flags,
316 vpx_img_fmt_t *img_fmt)
318 VPxContext av_unused *ctx = avctx->priv_data;
319 #ifdef VPX_IMG_FMT_HIGHBITDEPTH
320 enccfg->g_bit_depth = enccfg->g_input_bit_depth = 8;
322 switch (avctx->pix_fmt) {
323 case AV_PIX_FMT_YUV420P:
324 case AV_PIX_FMT_YUVA420P:
325 enccfg->g_profile = 0;
326 *img_fmt = VPX_IMG_FMT_I420;
328 case AV_PIX_FMT_YUV422P:
329 enccfg->g_profile = 1;
330 *img_fmt = VPX_IMG_FMT_I422;
332 #if VPX_IMAGE_ABI_VERSION >= 3
333 case AV_PIX_FMT_YUV440P:
334 enccfg->g_profile = 1;
335 *img_fmt = VPX_IMG_FMT_I440;
337 case AV_PIX_FMT_GBRP:
338 ctx->vpx_cs = VPX_CS_SRGB;
340 case AV_PIX_FMT_YUV444P:
341 enccfg->g_profile = 1;
342 *img_fmt = VPX_IMG_FMT_I444;
344 #ifdef VPX_IMG_FMT_HIGHBITDEPTH
345 case AV_PIX_FMT_YUV420P10:
346 case AV_PIX_FMT_YUV420P12:
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_YUV420P10 ? 10 : 12;
350 enccfg->g_profile = 2;
351 *img_fmt = VPX_IMG_FMT_I42016;
352 *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
356 case AV_PIX_FMT_YUV422P10:
357 case AV_PIX_FMT_YUV422P12:
358 if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
359 enccfg->g_bit_depth = enccfg->g_input_bit_depth =
360 avctx->pix_fmt == AV_PIX_FMT_YUV422P10 ? 10 : 12;
361 enccfg->g_profile = 3;
362 *img_fmt = VPX_IMG_FMT_I42216;
363 *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
367 #if VPX_IMAGE_ABI_VERSION >= 3
368 case AV_PIX_FMT_YUV440P10:
369 case AV_PIX_FMT_YUV440P12:
370 if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
371 enccfg->g_bit_depth = enccfg->g_input_bit_depth =
372 avctx->pix_fmt == AV_PIX_FMT_YUV440P10 ? 10 : 12;
373 enccfg->g_profile = 3;
374 *img_fmt = VPX_IMG_FMT_I44016;
375 *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
379 case AV_PIX_FMT_GBRP10:
380 case AV_PIX_FMT_GBRP12:
381 ctx->vpx_cs = VPX_CS_SRGB;
383 case AV_PIX_FMT_YUV444P10:
384 case AV_PIX_FMT_YUV444P12:
385 if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
386 enccfg->g_bit_depth = enccfg->g_input_bit_depth =
387 avctx->pix_fmt == AV_PIX_FMT_YUV444P10 ||
388 avctx->pix_fmt == AV_PIX_FMT_GBRP10 ? 10 : 12;
389 enccfg->g_profile = 3;
390 *img_fmt = VPX_IMG_FMT_I44416;
391 *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
399 av_log(avctx, AV_LOG_ERROR, "Unsupported pixel format.\n");
400 return AVERROR_INVALIDDATA;
403 #if VPX_ENCODER_ABI_VERSION > 8
404 static void set_colorspace(AVCodecContext *avctx)
406 enum vpx_color_space vpx_cs;
407 VPxContext *ctx = avctx->priv_data;
410 vpx_cs = ctx->vpx_cs;
412 switch (avctx->colorspace) {
413 case AVCOL_SPC_RGB: vpx_cs = VPX_CS_SRGB; break;
414 case AVCOL_SPC_BT709: vpx_cs = VPX_CS_BT_709; break;
415 case AVCOL_SPC_UNSPECIFIED: vpx_cs = VPX_CS_UNKNOWN; break;
416 case AVCOL_SPC_RESERVED: vpx_cs = VPX_CS_RESERVED; break;
417 case AVCOL_SPC_BT470BG: vpx_cs = VPX_CS_BT_601; break;
418 case AVCOL_SPC_SMPTE170M: vpx_cs = VPX_CS_SMPTE_170; break;
419 case AVCOL_SPC_SMPTE240M: vpx_cs = VPX_CS_SMPTE_240; break;
420 case AVCOL_SPC_BT2020_NCL: vpx_cs = VPX_CS_BT_2020; break;
422 av_log(avctx, AV_LOG_WARNING, "Unsupported colorspace (%d)\n",
427 codecctl_int(avctx, VP9E_SET_COLOR_SPACE, vpx_cs);
431 #if VPX_ENCODER_ABI_VERSION >= 11
432 static void set_color_range(AVCodecContext *avctx)
434 enum vpx_color_range vpx_cr;
435 switch (avctx->color_range) {
436 case AVCOL_RANGE_UNSPECIFIED:
437 case AVCOL_RANGE_MPEG: vpx_cr = VPX_CR_STUDIO_RANGE; break;
438 case AVCOL_RANGE_JPEG: vpx_cr = VPX_CR_FULL_RANGE; break;
440 av_log(avctx, AV_LOG_WARNING, "Unsupported color range (%d)\n",
445 codecctl_int(avctx, VP9E_SET_COLOR_RANGE, vpx_cr);
450 static av_cold int vpx_init(AVCodecContext *avctx,
451 const struct vpx_codec_iface *iface)
453 VPxContext *ctx = avctx->priv_data;
454 struct vpx_codec_enc_cfg enccfg = { 0 };
455 struct vpx_codec_enc_cfg enccfg_alpha;
456 vpx_codec_flags_t flags = (avctx->flags & AV_CODEC_FLAG_PSNR) ? VPX_CODEC_USE_PSNR : 0;
457 AVCPBProperties *cpb_props;
459 vpx_img_fmt_t img_fmt = VPX_IMG_FMT_I420;
460 #if CONFIG_LIBVPX_VP9_ENCODER
461 vpx_codec_caps_t codec_caps = vpx_codec_get_caps(iface);
464 av_log(avctx, AV_LOG_INFO, "%s\n", vpx_codec_version_str());
465 av_log(avctx, AV_LOG_VERBOSE, "%s\n", vpx_codec_build_config());
467 if (avctx->pix_fmt == AV_PIX_FMT_YUVA420P)
470 if ((res = vpx_codec_enc_config_default(iface, &enccfg, 0)) != VPX_CODEC_OK) {
471 av_log(avctx, AV_LOG_ERROR, "Failed to get config: %s\n",
472 vpx_codec_err_to_string(res));
473 return AVERROR(EINVAL);
476 #if CONFIG_LIBVPX_VP9_ENCODER
477 if (avctx->codec_id == AV_CODEC_ID_VP9) {
478 if (set_pix_fmt(avctx, codec_caps, &enccfg, &flags, &img_fmt))
479 return AVERROR(EINVAL);
484 if(avctx->rc_max_rate || avctx->rc_buffer_size || avctx->rc_initial_buffer_occupancy) {
485 av_log( avctx, AV_LOG_ERROR, "Rate control parameters set without a bitrate\n");
486 return AVERROR(EINVAL);
489 dump_enc_cfg(avctx, &enccfg);
491 enccfg.g_w = avctx->width;
492 enccfg.g_h = avctx->height;
493 enccfg.g_timebase.num = avctx->time_base.num;
494 enccfg.g_timebase.den = avctx->time_base.den;
495 enccfg.g_threads = avctx->thread_count;
496 enccfg.g_lag_in_frames= ctx->lag_in_frames;
498 if (avctx->flags & AV_CODEC_FLAG_PASS1)
499 enccfg.g_pass = VPX_RC_FIRST_PASS;
500 else if (avctx->flags & AV_CODEC_FLAG_PASS2)
501 enccfg.g_pass = VPX_RC_LAST_PASS;
503 enccfg.g_pass = VPX_RC_ONE_PASS;
505 if (avctx->rc_min_rate == avctx->rc_max_rate &&
506 avctx->rc_min_rate == avctx->bit_rate && avctx->bit_rate) {
507 enccfg.rc_end_usage = VPX_CBR;
508 } else if (ctx->crf >= 0) {
509 enccfg.rc_end_usage = VPX_CQ;
510 #if CONFIG_LIBVPX_VP9_ENCODER
511 if (!avctx->bit_rate && avctx->codec_id == AV_CODEC_ID_VP9)
512 enccfg.rc_end_usage = VPX_Q;
516 if (avctx->bit_rate) {
517 enccfg.rc_target_bitrate = av_rescale_rnd(avctx->bit_rate, 1, 1000,
519 #if CONFIG_LIBVPX_VP9_ENCODER
520 } else if (enccfg.rc_end_usage == VPX_Q) {
523 if (enccfg.rc_end_usage == VPX_CQ) {
524 enccfg.rc_target_bitrate = 1000000;
526 avctx->bit_rate = enccfg.rc_target_bitrate * 1000;
527 av_log(avctx, AV_LOG_WARNING,
528 "Neither bitrate nor constrained quality specified, using default bitrate of %dkbit/sec\n",
529 enccfg.rc_target_bitrate);
533 if (avctx->codec_id == AV_CODEC_ID_VP9 && ctx->lossless == 1) {
534 enccfg.rc_min_quantizer =
535 enccfg.rc_max_quantizer = 0;
537 if (avctx->qmin >= 0)
538 enccfg.rc_min_quantizer = avctx->qmin;
539 if (avctx->qmax >= 0)
540 enccfg.rc_max_quantizer = avctx->qmax;
543 if (enccfg.rc_end_usage == VPX_CQ
544 #if CONFIG_LIBVPX_VP9_ENCODER
545 || enccfg.rc_end_usage == VPX_Q
548 if (ctx->crf < enccfg.rc_min_quantizer || ctx->crf > enccfg.rc_max_quantizer) {
549 av_log(avctx, AV_LOG_ERROR,
550 "CQ level %d must be between minimum and maximum quantizer value (%d-%d)\n",
551 ctx->crf, enccfg.rc_min_quantizer, enccfg.rc_max_quantizer);
552 return AVERROR(EINVAL);
556 #if FF_API_PRIVATE_OPT
557 FF_DISABLE_DEPRECATION_WARNINGS
558 if (avctx->frame_skip_threshold)
559 ctx->drop_threshold = avctx->frame_skip_threshold;
560 FF_ENABLE_DEPRECATION_WARNINGS
562 enccfg.rc_dropframe_thresh = ctx->drop_threshold;
564 //0-100 (0 => CBR, 100 => VBR)
565 enccfg.rc_2pass_vbr_bias_pct = lrint(avctx->qcompress * 100);
567 enccfg.rc_2pass_vbr_minsection_pct =
568 avctx->rc_min_rate * 100LL / avctx->bit_rate;
569 if (avctx->rc_max_rate)
570 enccfg.rc_2pass_vbr_maxsection_pct =
571 avctx->rc_max_rate * 100LL / avctx->bit_rate;
573 if (avctx->rc_buffer_size)
575 avctx->rc_buffer_size * 1000LL / avctx->bit_rate;
576 if (avctx->rc_initial_buffer_occupancy)
577 enccfg.rc_buf_initial_sz =
578 avctx->rc_initial_buffer_occupancy * 1000LL / avctx->bit_rate;
579 enccfg.rc_buf_optimal_sz = enccfg.rc_buf_sz * 5 / 6;
581 FF_DISABLE_DEPRECATION_WARNINGS
582 if (avctx->rc_buffer_aggressivity != 1.0) {
583 av_log(avctx, AV_LOG_WARNING, "The rc_buffer_aggressivity option is "
584 "deprecated, use the undershoot-pct private option instead.\n");
585 enccfg.rc_undershoot_pct = lrint(avctx->rc_buffer_aggressivity * 100);
587 FF_ENABLE_DEPRECATION_WARNINGS
589 if (ctx->rc_undershoot_pct >= 0)
590 enccfg.rc_undershoot_pct = ctx->rc_undershoot_pct;
591 if (ctx->rc_overshoot_pct >= 0)
592 enccfg.rc_overshoot_pct = ctx->rc_overshoot_pct;
594 //_enc_init() will balk if kf_min_dist differs from max w/VPX_KF_AUTO
595 if (avctx->keyint_min >= 0 && avctx->keyint_min == avctx->gop_size)
596 enccfg.kf_min_dist = avctx->keyint_min;
597 if (avctx->gop_size >= 0)
598 enccfg.kf_max_dist = avctx->gop_size;
600 if (enccfg.g_pass == VPX_RC_FIRST_PASS)
601 enccfg.g_lag_in_frames = 0;
602 else if (enccfg.g_pass == VPX_RC_LAST_PASS) {
603 int decode_size, ret;
605 if (!avctx->stats_in) {
606 av_log(avctx, AV_LOG_ERROR, "No stats file for second pass\n");
607 return AVERROR_INVALIDDATA;
610 ctx->twopass_stats.sz = strlen(avctx->stats_in) * 3 / 4;
611 ret = av_reallocp(&ctx->twopass_stats.buf, ctx->twopass_stats.sz);
613 av_log(avctx, AV_LOG_ERROR,
614 "Stat buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
615 ctx->twopass_stats.sz);
616 ctx->twopass_stats.sz = 0;
619 decode_size = av_base64_decode(ctx->twopass_stats.buf, avctx->stats_in,
620 ctx->twopass_stats.sz);
621 if (decode_size < 0) {
622 av_log(avctx, AV_LOG_ERROR, "Stat buffer decode failed\n");
623 return AVERROR_INVALIDDATA;
626 ctx->twopass_stats.sz = decode_size;
627 enccfg.rc_twopass_stats_in = ctx->twopass_stats;
630 /* 0-3: For non-zero values the encoder increasingly optimizes for reduced
631 complexity playback on low powered devices at the expense of encode
633 if (avctx->profile != FF_PROFILE_UNKNOWN)
634 enccfg.g_profile = avctx->profile;
636 enccfg.g_error_resilient = ctx->error_resilient || ctx->flags & VP8F_ERROR_RESILIENT;
638 dump_enc_cfg(avctx, &enccfg);
639 /* Construct Encoder Context */
640 res = vpx_codec_enc_init(&ctx->encoder, iface, &enccfg, flags);
641 if (res != VPX_CODEC_OK) {
642 log_encoder_error(avctx, "Failed to initialize encoder");
643 return AVERROR(EINVAL);
647 enccfg_alpha = enccfg;
648 res = vpx_codec_enc_init(&ctx->encoder_alpha, iface, &enccfg_alpha, flags);
649 if (res != VPX_CODEC_OK) {
650 log_encoder_error(avctx, "Failed to initialize alpha encoder");
651 return AVERROR(EINVAL);
655 //codec control failures are currently treated only as warnings
656 av_log(avctx, AV_LOG_DEBUG, "vpx_codec_control\n");
657 codecctl_int(avctx, VP8E_SET_CPUUSED, ctx->cpu_used);
658 if (ctx->flags & VP8F_AUTO_ALT_REF)
659 ctx->auto_alt_ref = 1;
660 if (ctx->auto_alt_ref >= 0)
661 codecctl_int(avctx, VP8E_SET_ENABLEAUTOALTREF,
662 avctx->codec_id == AV_CODEC_ID_VP8 ? !!ctx->auto_alt_ref : ctx->auto_alt_ref);
663 if (ctx->arnr_max_frames >= 0)
664 codecctl_int(avctx, VP8E_SET_ARNR_MAXFRAMES, ctx->arnr_max_frames);
665 if (ctx->arnr_strength >= 0)
666 codecctl_int(avctx, VP8E_SET_ARNR_STRENGTH, ctx->arnr_strength);
667 if (ctx->arnr_type >= 0)
668 codecctl_int(avctx, VP8E_SET_ARNR_TYPE, ctx->arnr_type);
670 codecctl_int(avctx, VP8E_SET_TUNING, ctx->tune);
672 if (ctx->auto_alt_ref && ctx->is_alpha && avctx->codec_id == AV_CODEC_ID_VP8) {
673 av_log(avctx, AV_LOG_ERROR, "Transparency encoding with auto_alt_ref does not work\n");
674 return AVERROR(EINVAL);
677 if (CONFIG_LIBVPX_VP8_ENCODER && avctx->codec_id == AV_CODEC_ID_VP8) {
678 #if FF_API_PRIVATE_OPT
679 FF_DISABLE_DEPRECATION_WARNINGS
680 if (avctx->noise_reduction)
681 ctx->noise_sensitivity = avctx->noise_reduction;
682 FF_ENABLE_DEPRECATION_WARNINGS
684 codecctl_int(avctx, VP8E_SET_NOISE_SENSITIVITY, ctx->noise_sensitivity);
685 codecctl_int(avctx, VP8E_SET_TOKEN_PARTITIONS, av_log2(avctx->slices));
688 FF_DISABLE_DEPRECATION_WARNINGS
689 if (avctx->mb_threshold) {
690 av_log(avctx, AV_LOG_WARNING, "The mb_threshold option is deprecated, "
691 "use the static-thresh private option instead.\n");
692 ctx->static_thresh = avctx->mb_threshold;
694 FF_ENABLE_DEPRECATION_WARNINGS
696 codecctl_int(avctx, VP8E_SET_STATIC_THRESHOLD, ctx->static_thresh);
698 codecctl_int(avctx, VP8E_SET_CQ_LEVEL, ctx->crf);
699 if (ctx->max_intra_rate >= 0)
700 codecctl_int(avctx, VP8E_SET_MAX_INTRA_BITRATE_PCT, ctx->max_intra_rate);
702 #if CONFIG_LIBVPX_VP9_ENCODER
703 if (avctx->codec_id == AV_CODEC_ID_VP9) {
704 if (ctx->lossless >= 0)
705 codecctl_int(avctx, VP9E_SET_LOSSLESS, ctx->lossless);
706 if (ctx->tile_columns >= 0)
707 codecctl_int(avctx, VP9E_SET_TILE_COLUMNS, ctx->tile_columns);
708 if (ctx->tile_rows >= 0)
709 codecctl_int(avctx, VP9E_SET_TILE_ROWS, ctx->tile_rows);
710 if (ctx->frame_parallel >= 0)
711 codecctl_int(avctx, VP9E_SET_FRAME_PARALLEL_DECODING, ctx->frame_parallel);
712 if (ctx->aq_mode >= 0)
713 codecctl_int(avctx, VP9E_SET_AQ_MODE, ctx->aq_mode);
714 #if VPX_ENCODER_ABI_VERSION > 8
715 set_colorspace(avctx);
717 #if VPX_ENCODER_ABI_VERSION >= 11
718 set_color_range(avctx);
720 #if VPX_ENCODER_ABI_VERSION >= 12
721 codecctl_int(avctx, VP9E_SET_TARGET_LEVEL, ctx->level < 0 ? 255 : lrint(ctx->level * 10));
726 av_log(avctx, AV_LOG_DEBUG, "Using deadline: %d\n", ctx->deadline);
728 //provide dummy value to initialize wrapper, values will be updated each _encode()
729 vpx_img_wrap(&ctx->rawimg, img_fmt, avctx->width, avctx->height, 1,
731 #if CONFIG_LIBVPX_VP9_ENCODER && defined(VPX_IMG_FMT_HIGHBITDEPTH)
732 if (avctx->codec_id == AV_CODEC_ID_VP9 && (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH))
733 ctx->rawimg.bit_depth = enccfg.g_bit_depth;
737 vpx_img_wrap(&ctx->rawimg_alpha, VPX_IMG_FMT_I420, avctx->width, avctx->height, 1,
740 cpb_props = ff_add_cpb_side_data(avctx);
742 return AVERROR(ENOMEM);
744 if (enccfg.rc_end_usage == VPX_CBR ||
745 enccfg.g_pass != VPX_RC_ONE_PASS) {
746 cpb_props->max_bitrate = avctx->rc_max_rate;
747 cpb_props->min_bitrate = avctx->rc_min_rate;
748 cpb_props->avg_bitrate = avctx->bit_rate;
750 cpb_props->buffer_size = avctx->rc_buffer_size;
755 static inline void cx_pktcpy(struct FrameListData *dst,
756 const struct vpx_codec_cx_pkt *src,
757 const struct vpx_codec_cx_pkt *src_alpha,
760 dst->pts = src->data.frame.pts;
761 dst->duration = src->data.frame.duration;
762 dst->flags = src->data.frame.flags;
763 dst->sz = src->data.frame.sz;
764 dst->buf = src->data.frame.buf;
766 /* For alt-ref frame, don't store PSNR or increment frame_number */
767 if (!(dst->flags & VPX_FRAME_IS_INVISIBLE)) {
768 dst->frame_number = ++ctx->frame_number;
769 dst->have_sse = ctx->have_sse;
771 /* associate last-seen SSE to the frame. */
772 /* Transfers ownership from ctx to dst. */
773 /* WARNING! This makes the assumption that PSNR_PKT comes
774 just before the frame it refers to! */
775 memcpy(dst->sse, ctx->sse, sizeof(dst->sse));
779 dst->frame_number = -1; /* sanity marker */
782 dst->buf_alpha = src_alpha->data.frame.buf;
783 dst->sz_alpha = src_alpha->data.frame.sz;
785 dst->buf_alpha = NULL;
791 * Store coded frame information in format suitable for return from encode2().
793 * Write information from @a cx_frame to @a pkt
794 * @return packet data size on success
795 * @return a negative AVERROR on error
797 static int storeframe(AVCodecContext *avctx, struct FrameListData *cx_frame,
800 int ret = ff_alloc_packet2(avctx, pkt, cx_frame->sz, 0);
804 memcpy(pkt->data, cx_frame->buf, pkt->size);
805 pkt->pts = pkt->dts = cx_frame->pts;
806 #if FF_API_CODED_FRAME
807 FF_DISABLE_DEPRECATION_WARNINGS
808 avctx->coded_frame->pts = cx_frame->pts;
809 avctx->coded_frame->key_frame = !!(cx_frame->flags & VPX_FRAME_IS_KEY);
810 FF_ENABLE_DEPRECATION_WARNINGS
813 if (!!(cx_frame->flags & VPX_FRAME_IS_KEY)) {
814 pict_type = AV_PICTURE_TYPE_I;
815 #if FF_API_CODED_FRAME
816 FF_DISABLE_DEPRECATION_WARNINGS
817 avctx->coded_frame->pict_type = pict_type;
818 FF_ENABLE_DEPRECATION_WARNINGS
820 pkt->flags |= AV_PKT_FLAG_KEY;
822 pict_type = AV_PICTURE_TYPE_P;
823 #if FF_API_CODED_FRAME
824 FF_DISABLE_DEPRECATION_WARNINGS
825 avctx->coded_frame->pict_type = pict_type;
826 FF_ENABLE_DEPRECATION_WARNINGS
830 ff_side_data_set_encoder_stats(pkt, 0, cx_frame->sse + 1,
831 cx_frame->have_sse ? 3 : 0, pict_type);
833 if (cx_frame->have_sse) {
835 /* Beware of the Y/U/V/all order! */
836 #if FF_API_CODED_FRAME
837 FF_DISABLE_DEPRECATION_WARNINGS
838 avctx->coded_frame->error[0] = cx_frame->sse[1];
839 avctx->coded_frame->error[1] = cx_frame->sse[2];
840 avctx->coded_frame->error[2] = cx_frame->sse[3];
841 avctx->coded_frame->error[3] = 0; // alpha
842 FF_ENABLE_DEPRECATION_WARNINGS
844 for (i = 0; i < 3; ++i) {
845 avctx->error[i] += cx_frame->sse[i + 1];
847 cx_frame->have_sse = 0;
849 if (cx_frame->sz_alpha > 0) {
850 side_data = av_packet_new_side_data(pkt,
851 AV_PKT_DATA_MATROSKA_BLOCKADDITIONAL,
852 cx_frame->sz_alpha + 8);
854 av_packet_unref(pkt);
856 return AVERROR(ENOMEM);
858 AV_WB64(side_data, 1);
859 memcpy(side_data + 8, cx_frame->buf_alpha, cx_frame->sz_alpha);
868 * Queue multiple output frames from the encoder, returning the front-most.
869 * In cases where vpx_codec_get_cx_data() returns more than 1 frame append
870 * the frame queue. Return the head frame if available.
871 * @return Stored frame size
872 * @return AVERROR(EINVAL) on output size error
873 * @return AVERROR(ENOMEM) on coded frame queue data allocation error
875 static int queue_frames(AVCodecContext *avctx, AVPacket *pkt_out)
877 VPxContext *ctx = avctx->priv_data;
878 const struct vpx_codec_cx_pkt *pkt;
879 const struct vpx_codec_cx_pkt *pkt_alpha = NULL;
880 const void *iter = NULL;
881 const void *iter_alpha = NULL;
884 if (ctx->coded_frame_list) {
885 struct FrameListData *cx_frame = ctx->coded_frame_list;
886 /* return the leading frame if we've already begun queueing */
887 size = storeframe(avctx, cx_frame, pkt_out);
890 ctx->coded_frame_list = cx_frame->next;
891 free_coded_frame(cx_frame);
894 /* consume all available output from the encoder before returning. buffers
895 are only good through the next vpx_codec call */
896 while ((pkt = vpx_codec_get_cx_data(&ctx->encoder, &iter)) &&
898 (ctx->is_alpha && (pkt_alpha = vpx_codec_get_cx_data(&ctx->encoder_alpha, &iter_alpha))))) {
900 case VPX_CODEC_CX_FRAME_PKT:
902 struct FrameListData cx_frame;
904 /* avoid storing the frame when the list is empty and we haven't yet
905 provided a frame for output */
906 av_assert0(!ctx->coded_frame_list);
907 cx_pktcpy(&cx_frame, pkt, pkt_alpha, ctx);
908 size = storeframe(avctx, &cx_frame, pkt_out);
912 struct FrameListData *cx_frame =
913 av_malloc(sizeof(struct FrameListData));
916 av_log(avctx, AV_LOG_ERROR,
917 "Frame queue element alloc failed\n");
918 return AVERROR(ENOMEM);
920 cx_pktcpy(cx_frame, pkt, pkt_alpha, ctx);
921 cx_frame->buf = av_malloc(cx_frame->sz);
923 if (!cx_frame->buf) {
924 av_log(avctx, AV_LOG_ERROR,
925 "Data buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
928 return AVERROR(ENOMEM);
930 memcpy(cx_frame->buf, pkt->data.frame.buf, pkt->data.frame.sz);
932 cx_frame->buf_alpha = av_malloc(cx_frame->sz_alpha);
933 if (!cx_frame->buf_alpha) {
934 av_log(avctx, AV_LOG_ERROR,
935 "Data buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
938 return AVERROR(ENOMEM);
940 memcpy(cx_frame->buf_alpha, pkt_alpha->data.frame.buf, pkt_alpha->data.frame.sz);
942 coded_frame_add(&ctx->coded_frame_list, cx_frame);
945 case VPX_CODEC_STATS_PKT: {
946 struct vpx_fixed_buf *stats = &ctx->twopass_stats;
948 if ((err = av_reallocp(&stats->buf,
950 pkt->data.twopass_stats.sz)) < 0) {
952 av_log(avctx, AV_LOG_ERROR, "Stat buffer realloc failed\n");
955 memcpy((uint8_t*)stats->buf + stats->sz,
956 pkt->data.twopass_stats.buf, pkt->data.twopass_stats.sz);
957 stats->sz += pkt->data.twopass_stats.sz;
960 case VPX_CODEC_PSNR_PKT:
961 av_assert0(!ctx->have_sse);
962 ctx->sse[0] = pkt->data.psnr.sse[0];
963 ctx->sse[1] = pkt->data.psnr.sse[1];
964 ctx->sse[2] = pkt->data.psnr.sse[2];
965 ctx->sse[3] = pkt->data.psnr.sse[3];
968 case VPX_CODEC_CUSTOM_PKT:
969 //ignore unsupported/unrecognized packet types
977 static int vpx_encode(AVCodecContext *avctx, AVPacket *pkt,
978 const AVFrame *frame, int *got_packet)
980 VPxContext *ctx = avctx->priv_data;
981 struct vpx_image *rawimg = NULL;
982 struct vpx_image *rawimg_alpha = NULL;
983 int64_t timestamp = 0;
985 vpx_enc_frame_flags_t flags = 0;
988 rawimg = &ctx->rawimg;
989 rawimg->planes[VPX_PLANE_Y] = frame->data[0];
990 rawimg->planes[VPX_PLANE_U] = frame->data[1];
991 rawimg->planes[VPX_PLANE_V] = frame->data[2];
992 rawimg->stride[VPX_PLANE_Y] = frame->linesize[0];
993 rawimg->stride[VPX_PLANE_U] = frame->linesize[1];
994 rawimg->stride[VPX_PLANE_V] = frame->linesize[2];
996 uint8_t *u_plane, *v_plane;
997 rawimg_alpha = &ctx->rawimg_alpha;
998 rawimg_alpha->planes[VPX_PLANE_Y] = frame->data[3];
999 u_plane = av_malloc(frame->linesize[1] * frame->height);
1000 v_plane = av_malloc(frame->linesize[2] * frame->height);
1001 if (!u_plane || !v_plane) {
1004 return AVERROR(ENOMEM);
1006 memset(u_plane, 0x80, frame->linesize[1] * frame->height);
1007 rawimg_alpha->planes[VPX_PLANE_U] = u_plane;
1008 memset(v_plane, 0x80, frame->linesize[2] * frame->height);
1009 rawimg_alpha->planes[VPX_PLANE_V] = v_plane;
1010 rawimg_alpha->stride[VPX_PLANE_Y] = frame->linesize[0];
1011 rawimg_alpha->stride[VPX_PLANE_U] = frame->linesize[1];
1012 rawimg_alpha->stride[VPX_PLANE_V] = frame->linesize[2];
1014 timestamp = frame->pts;
1015 if (frame->pict_type == AV_PICTURE_TYPE_I)
1016 flags |= VPX_EFLAG_FORCE_KF;
1019 res = vpx_codec_encode(&ctx->encoder, rawimg, timestamp,
1020 avctx->ticks_per_frame, flags, ctx->deadline);
1021 if (res != VPX_CODEC_OK) {
1022 log_encoder_error(avctx, "Error encoding frame");
1023 return AVERROR_INVALIDDATA;
1026 if (ctx->is_alpha) {
1027 res = vpx_codec_encode(&ctx->encoder_alpha, rawimg_alpha, timestamp,
1028 avctx->ticks_per_frame, flags, ctx->deadline);
1029 if (res != VPX_CODEC_OK) {
1030 log_encoder_error(avctx, "Error encoding alpha frame");
1031 return AVERROR_INVALIDDATA;
1035 coded_size = queue_frames(avctx, pkt);
1037 if (!frame && avctx->flags & AV_CODEC_FLAG_PASS1) {
1038 unsigned int b64_size = AV_BASE64_SIZE(ctx->twopass_stats.sz);
1040 avctx->stats_out = av_malloc(b64_size);
1041 if (!avctx->stats_out) {
1042 av_log(avctx, AV_LOG_ERROR, "Stat buffer alloc (%d bytes) failed\n",
1044 return AVERROR(ENOMEM);
1046 av_base64_encode(avctx->stats_out, b64_size, ctx->twopass_stats.buf,
1047 ctx->twopass_stats.sz);
1051 av_freep(&rawimg_alpha->planes[VPX_PLANE_U]);
1052 av_freep(&rawimg_alpha->planes[VPX_PLANE_V]);
1055 *got_packet = !!coded_size;
1059 #define OFFSET(x) offsetof(VPxContext, x)
1060 #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
1062 #ifndef VPX_ERROR_RESILIENT_DEFAULT
1063 #define VPX_ERROR_RESILIENT_DEFAULT 1
1064 #define VPX_ERROR_RESILIENT_PARTITIONS 2
1067 #define COMMON_OPTIONS \
1068 { "auto-alt-ref", "Enable use of alternate reference " \
1069 "frames (2-pass only)", OFFSET(auto_alt_ref), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE}, \
1070 { "lag-in-frames", "Number of frames to look ahead for " \
1071 "alternate reference frame selection", OFFSET(lag_in_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1072 { "arnr-maxframes", "altref noise reduction max frame count", OFFSET(arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1073 { "arnr-strength", "altref noise reduction filter strength", OFFSET(arnr_strength), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1074 { "arnr-type", "altref noise reduction filter type", OFFSET(arnr_type), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE, "arnr_type"}, \
1075 { "backward", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, "arnr_type" }, \
1076 { "forward", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, "arnr_type" }, \
1077 { "centered", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 3}, 0, 0, VE, "arnr_type" }, \
1078 { "tune", "Tune the encoding to a specific scenario", OFFSET(tune), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE, "tune"}, \
1079 { "psnr", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VP8_TUNE_PSNR}, 0, 0, VE, "tune"}, \
1080 { "ssim", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VP8_TUNE_SSIM}, 0, 0, VE, "tune"}, \
1081 { "deadline", "Time to spend encoding, in microseconds.", OFFSET(deadline), AV_OPT_TYPE_INT, {.i64 = VPX_DL_GOOD_QUALITY}, INT_MIN, INT_MAX, VE, "quality"}, \
1082 { "best", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_BEST_QUALITY}, 0, 0, VE, "quality"}, \
1083 { "good", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_GOOD_QUALITY}, 0, 0, VE, "quality"}, \
1084 { "realtime", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_REALTIME}, 0, 0, VE, "quality"}, \
1085 { "error-resilient", "Error resilience configuration", OFFSET(error_resilient), AV_OPT_TYPE_FLAGS, {.i64 = 0}, INT_MIN, INT_MAX, VE, "er"}, \
1086 { "max-intra-rate", "Maximum I-frame bitrate (pct) 0=unlimited", OFFSET(max_intra_rate), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1087 { "default", "Improve resiliency against losses of whole frames", 0, AV_OPT_TYPE_CONST, {.i64 = VPX_ERROR_RESILIENT_DEFAULT}, 0, 0, VE, "er"}, \
1088 { "partitions", "The frame partitions are independently decodable " \
1089 "by the bool decoder, meaning that partitions can be decoded even " \
1090 "though earlier partitions have been lost. Note that intra predicition" \
1091 " is still done over the partition boundary.", 0, AV_OPT_TYPE_CONST, {.i64 = VPX_ERROR_RESILIENT_PARTITIONS}, 0, 0, VE, "er"}, \
1092 { "crf", "Select the quality for constant quality mode", offsetof(VPxContext, crf), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 63, VE }, \
1093 { "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 }, \
1094 { "drop-threshold", "Frame drop threshold", offsetof(VPxContext, drop_threshold), AV_OPT_TYPE_INT, {.i64 = 0 }, INT_MIN, INT_MAX, VE }, \
1095 { "noise-sensitivity", "Noise sensitivity", OFFSET(noise_sensitivity), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, 4, VE}, \
1096 { "undershoot-pct", "Datarate undershoot (min) target (%)", OFFSET(rc_undershoot_pct), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 100, VE }, \
1097 { "overshoot-pct", "Datarate overshoot (max) target (%)", OFFSET(rc_overshoot_pct), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1000, VE }, \
1099 #define LEGACY_OPTIONS \
1100 {"speed", "", offsetof(VPxContext, cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -16, 16, VE}, \
1101 {"quality", "", offsetof(VPxContext, deadline), AV_OPT_TYPE_INT, {.i64 = VPX_DL_GOOD_QUALITY}, INT_MIN, INT_MAX, VE, "quality"}, \
1102 {"vp8flags", "", offsetof(VPxContext, flags), AV_OPT_TYPE_FLAGS, {.i64 = 0}, 0, UINT_MAX, VE, "flags"}, \
1103 {"error_resilient", "enable error resilience", 0, AV_OPT_TYPE_CONST, {.i64 = VP8F_ERROR_RESILIENT}, INT_MIN, INT_MAX, VE, "flags"}, \
1104 {"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"}, \
1105 {"arnr_max_frames", "altref noise reduction max frame count", offsetof(VPxContext, arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 15, VE}, \
1106 {"arnr_strength", "altref noise reduction filter strength", offsetof(VPxContext, arnr_strength), AV_OPT_TYPE_INT, {.i64 = 3}, 0, 6, VE}, \
1107 {"arnr_type", "altref noise reduction filter type", offsetof(VPxContext, arnr_type), AV_OPT_TYPE_INT, {.i64 = 3}, 1, 3, VE}, \
1108 {"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}, \
1110 #if CONFIG_LIBVPX_VP8_ENCODER
1111 static const AVOption vp8_options[] = {
1113 { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -16, 16, VE},
1119 #if CONFIG_LIBVPX_VP9_ENCODER
1120 static const AVOption vp9_options[] = {
1122 { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -8, 8, VE},
1123 { "lossless", "Lossless mode", OFFSET(lossless), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 1, VE},
1124 { "tile-columns", "Number of tile columns to use, log2", OFFSET(tile_columns), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE},
1125 { "tile-rows", "Number of tile rows to use, log2", OFFSET(tile_rows), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE},
1126 { "frame-parallel", "Enable frame parallel decodability features", OFFSET(frame_parallel), AV_OPT_TYPE_BOOL,{.i64 = -1}, -1, 1, VE},
1127 { "aq-mode", "adaptive quantization mode", OFFSET(aq_mode), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 3, VE, "aq_mode"},
1128 { "none", "Aq not used", 0, AV_OPT_TYPE_CONST, {.i64 = 0}, 0, 0, VE, "aq_mode" },
1129 { "variance", "Variance based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, "aq_mode" },
1130 { "complexity", "Complexity based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, "aq_mode" },
1131 { "cyclic", "Cyclic Refresh Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 3}, 0, 0, VE, "aq_mode" },
1132 #if VPX_ENCODER_ABI_VERSION >= 12
1133 {"level", "Specify level", OFFSET(level), AV_OPT_TYPE_FLOAT, {.dbl=-1}, -1, 6.2, VE},
1140 #undef COMMON_OPTIONS
1141 #undef LEGACY_OPTIONS
1143 static const AVCodecDefault defaults[] = {
1147 { "keyint_min", "-1" },
1151 #if CONFIG_LIBVPX_VP8_ENCODER
1152 static av_cold int vp8_init(AVCodecContext *avctx)
1154 return vpx_init(avctx, vpx_codec_vp8_cx());
1157 static const AVClass class_vp8 = {
1158 .class_name = "libvpx-vp8 encoder",
1159 .item_name = av_default_item_name,
1160 .option = vp8_options,
1161 .version = LIBAVUTIL_VERSION_INT,
1164 AVCodec ff_libvpx_vp8_encoder = {
1166 .long_name = NULL_IF_CONFIG_SMALL("libvpx VP8"),
1167 .type = AVMEDIA_TYPE_VIDEO,
1168 .id = AV_CODEC_ID_VP8,
1169 .priv_data_size = sizeof(VPxContext),
1171 .encode2 = vpx_encode,
1173 .capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_AUTO_THREADS,
1174 .pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUVA420P, AV_PIX_FMT_NONE },
1175 .priv_class = &class_vp8,
1176 .defaults = defaults,
1178 #endif /* CONFIG_LIBVPX_VP8_ENCODER */
1180 #if CONFIG_LIBVPX_VP9_ENCODER
1181 static av_cold int vp9_init(AVCodecContext *avctx)
1183 return vpx_init(avctx, vpx_codec_vp9_cx());
1186 static const AVClass class_vp9 = {
1187 .class_name = "libvpx-vp9 encoder",
1188 .item_name = av_default_item_name,
1189 .option = vp9_options,
1190 .version = LIBAVUTIL_VERSION_INT,
1193 AVCodec ff_libvpx_vp9_encoder = {
1194 .name = "libvpx-vp9",
1195 .long_name = NULL_IF_CONFIG_SMALL("libvpx VP9"),
1196 .type = AVMEDIA_TYPE_VIDEO,
1197 .id = AV_CODEC_ID_VP9,
1198 .priv_data_size = sizeof(VPxContext),
1200 .encode2 = vpx_encode,
1202 .capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_AUTO_THREADS,
1203 .profiles = NULL_IF_CONFIG_SMALL(ff_vp9_profiles),
1204 .priv_class = &class_vp9,
1205 .defaults = defaults,
1206 .init_static_data = ff_vp9_init_static,
1208 #endif /* CONFIG_LIBVPX_VP9_ENCODER */