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;
114 /** String mappings for enum vp8e_enc_control_id */
115 static const char *const ctlidstr[] = {
116 [VP8E_SET_CPUUSED] = "VP8E_SET_CPUUSED",
117 [VP8E_SET_ENABLEAUTOALTREF] = "VP8E_SET_ENABLEAUTOALTREF",
118 [VP8E_SET_NOISE_SENSITIVITY] = "VP8E_SET_NOISE_SENSITIVITY",
119 [VP8E_SET_STATIC_THRESHOLD] = "VP8E_SET_STATIC_THRESHOLD",
120 [VP8E_SET_TOKEN_PARTITIONS] = "VP8E_SET_TOKEN_PARTITIONS",
121 [VP8E_SET_ARNR_MAXFRAMES] = "VP8E_SET_ARNR_MAXFRAMES",
122 [VP8E_SET_ARNR_STRENGTH] = "VP8E_SET_ARNR_STRENGTH",
123 [VP8E_SET_ARNR_TYPE] = "VP8E_SET_ARNR_TYPE",
124 [VP8E_SET_TUNING] = "VP8E_SET_TUNING",
125 [VP8E_SET_CQ_LEVEL] = "VP8E_SET_CQ_LEVEL",
126 [VP8E_SET_MAX_INTRA_BITRATE_PCT] = "VP8E_SET_MAX_INTRA_BITRATE_PCT",
127 #if CONFIG_LIBVPX_VP9_ENCODER
128 [VP9E_SET_LOSSLESS] = "VP9E_SET_LOSSLESS",
129 [VP9E_SET_TILE_COLUMNS] = "VP9E_SET_TILE_COLUMNS",
130 [VP9E_SET_TILE_ROWS] = "VP9E_SET_TILE_ROWS",
131 [VP9E_SET_FRAME_PARALLEL_DECODING] = "VP9E_SET_FRAME_PARALLEL_DECODING",
132 [VP9E_SET_AQ_MODE] = "VP9E_SET_AQ_MODE",
133 #if VPX_ENCODER_ABI_VERSION > 8
134 [VP9E_SET_COLOR_SPACE] = "VP9E_SET_COLOR_SPACE",
136 #if VPX_ENCODER_ABI_VERSION >= 11
137 [VP9E_SET_COLOR_RANGE] = "VP9E_SET_COLOR_RANGE",
139 #if VPX_ENCODER_ABI_VERSION >= 12
140 [VP9E_SET_TARGET_LEVEL] = "VP9E_SET_TARGET_LEVEL",
141 [VP9E_GET_LEVEL] = "VP9E_GET_LEVEL",
143 #ifdef VPX_CTRL_VP9E_SET_ROW_MT
144 [VP9E_SET_ROW_MT] = "VP9E_SET_ROW_MT",
149 static av_cold void log_encoder_error(AVCodecContext *avctx, const char *desc)
151 VPxContext *ctx = avctx->priv_data;
152 const char *error = vpx_codec_error(&ctx->encoder);
153 const char *detail = vpx_codec_error_detail(&ctx->encoder);
155 av_log(avctx, AV_LOG_ERROR, "%s: %s\n", desc, error);
157 av_log(avctx, AV_LOG_ERROR, " Additional information: %s\n", detail);
160 static av_cold void dump_enc_cfg(AVCodecContext *avctx,
161 const struct vpx_codec_enc_cfg *cfg)
164 int level = AV_LOG_DEBUG;
166 av_log(avctx, level, "vpx_codec_enc_cfg\n");
167 av_log(avctx, level, "generic settings\n"
168 " %*s%u\n %*s%u\n %*s%u\n %*s%u\n %*s%u\n"
169 #if CONFIG_LIBVPX_VP9_ENCODER && defined(VPX_IMG_FMT_HIGHBITDEPTH)
172 " %*s{%u/%u}\n %*s%u\n %*s%d\n %*s%u\n",
173 width, "g_usage:", cfg->g_usage,
174 width, "g_threads:", cfg->g_threads,
175 width, "g_profile:", cfg->g_profile,
176 width, "g_w:", cfg->g_w,
177 width, "g_h:", cfg->g_h,
178 #if CONFIG_LIBVPX_VP9_ENCODER && defined(VPX_IMG_FMT_HIGHBITDEPTH)
179 width, "g_bit_depth:", cfg->g_bit_depth,
180 width, "g_input_bit_depth:", cfg->g_input_bit_depth,
182 width, "g_timebase:", cfg->g_timebase.num, cfg->g_timebase.den,
183 width, "g_error_resilient:", cfg->g_error_resilient,
184 width, "g_pass:", cfg->g_pass,
185 width, "g_lag_in_frames:", cfg->g_lag_in_frames);
186 av_log(avctx, level, "rate control settings\n"
187 " %*s%u\n %*s%u\n %*s%u\n %*s%u\n"
188 " %*s%d\n %*s%p(%"SIZE_SPECIFIER")\n %*s%u\n",
189 width, "rc_dropframe_thresh:", cfg->rc_dropframe_thresh,
190 width, "rc_resize_allowed:", cfg->rc_resize_allowed,
191 width, "rc_resize_up_thresh:", cfg->rc_resize_up_thresh,
192 width, "rc_resize_down_thresh:", cfg->rc_resize_down_thresh,
193 width, "rc_end_usage:", cfg->rc_end_usage,
194 width, "rc_twopass_stats_in:", cfg->rc_twopass_stats_in.buf, cfg->rc_twopass_stats_in.sz,
195 width, "rc_target_bitrate:", cfg->rc_target_bitrate);
196 av_log(avctx, level, "quantizer settings\n"
198 width, "rc_min_quantizer:", cfg->rc_min_quantizer,
199 width, "rc_max_quantizer:", cfg->rc_max_quantizer);
200 av_log(avctx, level, "bitrate tolerance\n"
202 width, "rc_undershoot_pct:", cfg->rc_undershoot_pct,
203 width, "rc_overshoot_pct:", cfg->rc_overshoot_pct);
204 av_log(avctx, level, "decoder buffer model\n"
205 " %*s%u\n %*s%u\n %*s%u\n",
206 width, "rc_buf_sz:", cfg->rc_buf_sz,
207 width, "rc_buf_initial_sz:", cfg->rc_buf_initial_sz,
208 width, "rc_buf_optimal_sz:", cfg->rc_buf_optimal_sz);
209 av_log(avctx, level, "2 pass rate control settings\n"
210 " %*s%u\n %*s%u\n %*s%u\n",
211 width, "rc_2pass_vbr_bias_pct:", cfg->rc_2pass_vbr_bias_pct,
212 width, "rc_2pass_vbr_minsection_pct:", cfg->rc_2pass_vbr_minsection_pct,
213 width, "rc_2pass_vbr_maxsection_pct:", cfg->rc_2pass_vbr_maxsection_pct);
214 av_log(avctx, level, "keyframing settings\n"
215 " %*s%d\n %*s%u\n %*s%u\n",
216 width, "kf_mode:", cfg->kf_mode,
217 width, "kf_min_dist:", cfg->kf_min_dist,
218 width, "kf_max_dist:", cfg->kf_max_dist);
219 av_log(avctx, level, "\n");
222 static void coded_frame_add(void *list, struct FrameListData *cx_frame)
224 struct FrameListData **p = list;
229 cx_frame->next = NULL;
232 static av_cold void free_coded_frame(struct FrameListData *cx_frame)
234 av_freep(&cx_frame->buf);
235 if (cx_frame->buf_alpha)
236 av_freep(&cx_frame->buf_alpha);
240 static av_cold void free_frame_list(struct FrameListData *list)
242 struct FrameListData *p = list;
251 static av_cold int codecctl_int(AVCodecContext *avctx,
252 enum vp8e_enc_control_id id, int val)
254 VPxContext *ctx = avctx->priv_data;
259 snprintf(buf, sizeof(buf), "%s:", ctlidstr[id]);
260 av_log(avctx, AV_LOG_DEBUG, " %*s%d\n", width, buf, val);
262 res = vpx_codec_control(&ctx->encoder, id, val);
263 if (res != VPX_CODEC_OK) {
264 snprintf(buf, sizeof(buf), "Failed to set %s codec control",
266 log_encoder_error(avctx, buf);
269 return res == VPX_CODEC_OK ? 0 : AVERROR(EINVAL);
272 #if VPX_ENCODER_ABI_VERSION >= 12
273 static av_cold int codecctl_intp(AVCodecContext *avctx,
274 enum vp8e_enc_control_id id, int *val)
276 VPxContext *ctx = avctx->priv_data;
281 snprintf(buf, sizeof(buf), "%s:", ctlidstr[id]);
282 av_log(avctx, AV_LOG_DEBUG, " %*s%d\n", width, buf, *val);
284 res = vpx_codec_control(&ctx->encoder, id, val);
285 if (res != VPX_CODEC_OK) {
286 snprintf(buf, sizeof(buf), "Failed to set %s codec control",
288 log_encoder_error(avctx, buf);
291 return res == VPX_CODEC_OK ? 0 : AVERROR(EINVAL);
295 static av_cold int vpx_free(AVCodecContext *avctx)
297 VPxContext *ctx = avctx->priv_data;
299 #if VPX_ENCODER_ABI_VERSION >= 12
300 if (avctx->codec_id == AV_CODEC_ID_VP9 && ctx->level >= 0 &&
301 !(avctx->flags & AV_CODEC_FLAG_PASS1)) {
303 if (!codecctl_intp(avctx, VP9E_GET_LEVEL, &level_out))
304 av_log(avctx, AV_LOG_INFO, "Encoded level %.1f\n", level_out * 0.1);
308 vpx_codec_destroy(&ctx->encoder);
310 vpx_codec_destroy(&ctx->encoder_alpha);
311 av_freep(&ctx->twopass_stats.buf);
312 av_freep(&avctx->stats_out);
313 free_frame_list(ctx->coded_frame_list);
317 #if CONFIG_LIBVPX_VP9_ENCODER
318 static int set_pix_fmt(AVCodecContext *avctx, vpx_codec_caps_t codec_caps,
319 struct vpx_codec_enc_cfg *enccfg, vpx_codec_flags_t *flags,
320 vpx_img_fmt_t *img_fmt)
322 VPxContext av_unused *ctx = avctx->priv_data;
323 #ifdef VPX_IMG_FMT_HIGHBITDEPTH
324 enccfg->g_bit_depth = enccfg->g_input_bit_depth = 8;
326 switch (avctx->pix_fmt) {
327 case AV_PIX_FMT_YUV420P:
328 case AV_PIX_FMT_YUVA420P:
329 enccfg->g_profile = 0;
330 *img_fmt = VPX_IMG_FMT_I420;
332 case AV_PIX_FMT_YUV422P:
333 enccfg->g_profile = 1;
334 *img_fmt = VPX_IMG_FMT_I422;
336 #if VPX_IMAGE_ABI_VERSION >= 3
337 case AV_PIX_FMT_YUV440P:
338 enccfg->g_profile = 1;
339 *img_fmt = VPX_IMG_FMT_I440;
341 case AV_PIX_FMT_GBRP:
342 ctx->vpx_cs = VPX_CS_SRGB;
344 case AV_PIX_FMT_YUV444P:
345 enccfg->g_profile = 1;
346 *img_fmt = VPX_IMG_FMT_I444;
348 #ifdef VPX_IMG_FMT_HIGHBITDEPTH
349 case AV_PIX_FMT_YUV420P10:
350 case AV_PIX_FMT_YUV420P12:
351 if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
352 enccfg->g_bit_depth = enccfg->g_input_bit_depth =
353 avctx->pix_fmt == AV_PIX_FMT_YUV420P10 ? 10 : 12;
354 enccfg->g_profile = 2;
355 *img_fmt = VPX_IMG_FMT_I42016;
356 *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
360 case AV_PIX_FMT_YUV422P10:
361 case AV_PIX_FMT_YUV422P12:
362 if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
363 enccfg->g_bit_depth = enccfg->g_input_bit_depth =
364 avctx->pix_fmt == AV_PIX_FMT_YUV422P10 ? 10 : 12;
365 enccfg->g_profile = 3;
366 *img_fmt = VPX_IMG_FMT_I42216;
367 *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
371 #if VPX_IMAGE_ABI_VERSION >= 3
372 case AV_PIX_FMT_YUV440P10:
373 case AV_PIX_FMT_YUV440P12:
374 if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
375 enccfg->g_bit_depth = enccfg->g_input_bit_depth =
376 avctx->pix_fmt == AV_PIX_FMT_YUV440P10 ? 10 : 12;
377 enccfg->g_profile = 3;
378 *img_fmt = VPX_IMG_FMT_I44016;
379 *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
383 case AV_PIX_FMT_GBRP10:
384 case AV_PIX_FMT_GBRP12:
385 ctx->vpx_cs = VPX_CS_SRGB;
387 case AV_PIX_FMT_YUV444P10:
388 case AV_PIX_FMT_YUV444P12:
389 if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) {
390 enccfg->g_bit_depth = enccfg->g_input_bit_depth =
391 avctx->pix_fmt == AV_PIX_FMT_YUV444P10 ||
392 avctx->pix_fmt == AV_PIX_FMT_GBRP10 ? 10 : 12;
393 enccfg->g_profile = 3;
394 *img_fmt = VPX_IMG_FMT_I44416;
395 *flags |= VPX_CODEC_USE_HIGHBITDEPTH;
403 av_log(avctx, AV_LOG_ERROR, "Unsupported pixel format.\n");
404 return AVERROR_INVALIDDATA;
407 #if VPX_ENCODER_ABI_VERSION > 8
408 static void set_colorspace(AVCodecContext *avctx)
410 enum vpx_color_space vpx_cs;
411 VPxContext *ctx = avctx->priv_data;
414 vpx_cs = ctx->vpx_cs;
416 switch (avctx->colorspace) {
417 case AVCOL_SPC_RGB: vpx_cs = VPX_CS_SRGB; break;
418 case AVCOL_SPC_BT709: vpx_cs = VPX_CS_BT_709; break;
419 case AVCOL_SPC_UNSPECIFIED: vpx_cs = VPX_CS_UNKNOWN; break;
420 case AVCOL_SPC_RESERVED: vpx_cs = VPX_CS_RESERVED; break;
421 case AVCOL_SPC_BT470BG: vpx_cs = VPX_CS_BT_601; break;
422 case AVCOL_SPC_SMPTE170M: vpx_cs = VPX_CS_SMPTE_170; break;
423 case AVCOL_SPC_SMPTE240M: vpx_cs = VPX_CS_SMPTE_240; break;
424 case AVCOL_SPC_BT2020_NCL: vpx_cs = VPX_CS_BT_2020; break;
426 av_log(avctx, AV_LOG_WARNING, "Unsupported colorspace (%d)\n",
431 codecctl_int(avctx, VP9E_SET_COLOR_SPACE, vpx_cs);
435 #if VPX_ENCODER_ABI_VERSION >= 11
436 static void set_color_range(AVCodecContext *avctx)
438 enum vpx_color_range vpx_cr;
439 switch (avctx->color_range) {
440 case AVCOL_RANGE_UNSPECIFIED:
441 case AVCOL_RANGE_MPEG: vpx_cr = VPX_CR_STUDIO_RANGE; break;
442 case AVCOL_RANGE_JPEG: vpx_cr = VPX_CR_FULL_RANGE; break;
444 av_log(avctx, AV_LOG_WARNING, "Unsupported color range (%d)\n",
449 codecctl_int(avctx, VP9E_SET_COLOR_RANGE, vpx_cr);
454 static av_cold int vpx_init(AVCodecContext *avctx,
455 const struct vpx_codec_iface *iface)
457 VPxContext *ctx = avctx->priv_data;
458 struct vpx_codec_enc_cfg enccfg = { 0 };
459 struct vpx_codec_enc_cfg enccfg_alpha;
460 vpx_codec_flags_t flags = (avctx->flags & AV_CODEC_FLAG_PSNR) ? VPX_CODEC_USE_PSNR : 0;
461 AVCPBProperties *cpb_props;
463 vpx_img_fmt_t img_fmt = VPX_IMG_FMT_I420;
464 #if CONFIG_LIBVPX_VP9_ENCODER
465 vpx_codec_caps_t codec_caps = vpx_codec_get_caps(iface);
468 av_log(avctx, AV_LOG_INFO, "%s\n", vpx_codec_version_str());
469 av_log(avctx, AV_LOG_VERBOSE, "%s\n", vpx_codec_build_config());
471 if (avctx->pix_fmt == AV_PIX_FMT_YUVA420P)
474 if ((res = vpx_codec_enc_config_default(iface, &enccfg, 0)) != VPX_CODEC_OK) {
475 av_log(avctx, AV_LOG_ERROR, "Failed to get config: %s\n",
476 vpx_codec_err_to_string(res));
477 return AVERROR(EINVAL);
480 #if CONFIG_LIBVPX_VP9_ENCODER
481 if (avctx->codec_id == AV_CODEC_ID_VP9) {
482 if (set_pix_fmt(avctx, codec_caps, &enccfg, &flags, &img_fmt))
483 return AVERROR(EINVAL);
488 if(avctx->rc_max_rate || avctx->rc_buffer_size || avctx->rc_initial_buffer_occupancy) {
489 av_log( avctx, AV_LOG_ERROR, "Rate control parameters set without a bitrate\n");
490 return AVERROR(EINVAL);
493 dump_enc_cfg(avctx, &enccfg);
495 enccfg.g_w = avctx->width;
496 enccfg.g_h = avctx->height;
497 enccfg.g_timebase.num = avctx->time_base.num;
498 enccfg.g_timebase.den = avctx->time_base.den;
499 enccfg.g_threads = avctx->thread_count;
500 enccfg.g_lag_in_frames= ctx->lag_in_frames;
502 if (avctx->flags & AV_CODEC_FLAG_PASS1)
503 enccfg.g_pass = VPX_RC_FIRST_PASS;
504 else if (avctx->flags & AV_CODEC_FLAG_PASS2)
505 enccfg.g_pass = VPX_RC_LAST_PASS;
507 enccfg.g_pass = VPX_RC_ONE_PASS;
509 if (avctx->rc_min_rate == avctx->rc_max_rate &&
510 avctx->rc_min_rate == avctx->bit_rate && avctx->bit_rate) {
511 enccfg.rc_end_usage = VPX_CBR;
512 } else if (ctx->crf >= 0) {
513 enccfg.rc_end_usage = VPX_CQ;
514 #if CONFIG_LIBVPX_VP9_ENCODER
515 if (!avctx->bit_rate && avctx->codec_id == AV_CODEC_ID_VP9)
516 enccfg.rc_end_usage = VPX_Q;
520 if (avctx->bit_rate) {
521 enccfg.rc_target_bitrate = av_rescale_rnd(avctx->bit_rate, 1, 1000,
523 #if CONFIG_LIBVPX_VP9_ENCODER
524 } else if (enccfg.rc_end_usage == VPX_Q) {
527 if (enccfg.rc_end_usage == VPX_CQ) {
528 enccfg.rc_target_bitrate = 1000000;
530 avctx->bit_rate = enccfg.rc_target_bitrate * 1000;
531 av_log(avctx, AV_LOG_WARNING,
532 "Neither bitrate nor constrained quality specified, using default bitrate of %dkbit/sec\n",
533 enccfg.rc_target_bitrate);
537 if (avctx->codec_id == AV_CODEC_ID_VP9 && ctx->lossless == 1) {
538 enccfg.rc_min_quantizer =
539 enccfg.rc_max_quantizer = 0;
541 if (avctx->qmin >= 0)
542 enccfg.rc_min_quantizer = avctx->qmin;
543 if (avctx->qmax >= 0)
544 enccfg.rc_max_quantizer = avctx->qmax;
547 if (enccfg.rc_end_usage == VPX_CQ
548 #if CONFIG_LIBVPX_VP9_ENCODER
549 || enccfg.rc_end_usage == VPX_Q
552 if (ctx->crf < enccfg.rc_min_quantizer || ctx->crf > enccfg.rc_max_quantizer) {
553 av_log(avctx, AV_LOG_ERROR,
554 "CQ level %d must be between minimum and maximum quantizer value (%d-%d)\n",
555 ctx->crf, enccfg.rc_min_quantizer, enccfg.rc_max_quantizer);
556 return AVERROR(EINVAL);
560 #if FF_API_PRIVATE_OPT
561 FF_DISABLE_DEPRECATION_WARNINGS
562 if (avctx->frame_skip_threshold)
563 ctx->drop_threshold = avctx->frame_skip_threshold;
564 FF_ENABLE_DEPRECATION_WARNINGS
566 enccfg.rc_dropframe_thresh = ctx->drop_threshold;
568 //0-100 (0 => CBR, 100 => VBR)
569 enccfg.rc_2pass_vbr_bias_pct = lrint(avctx->qcompress * 100);
571 enccfg.rc_2pass_vbr_minsection_pct =
572 avctx->rc_min_rate * 100LL / avctx->bit_rate;
573 if (avctx->rc_max_rate)
574 enccfg.rc_2pass_vbr_maxsection_pct =
575 avctx->rc_max_rate * 100LL / avctx->bit_rate;
577 if (avctx->rc_buffer_size)
579 avctx->rc_buffer_size * 1000LL / avctx->bit_rate;
580 if (avctx->rc_initial_buffer_occupancy)
581 enccfg.rc_buf_initial_sz =
582 avctx->rc_initial_buffer_occupancy * 1000LL / avctx->bit_rate;
583 enccfg.rc_buf_optimal_sz = enccfg.rc_buf_sz * 5 / 6;
585 FF_DISABLE_DEPRECATION_WARNINGS
586 if (avctx->rc_buffer_aggressivity != 1.0) {
587 av_log(avctx, AV_LOG_WARNING, "The rc_buffer_aggressivity option is "
588 "deprecated, use the undershoot-pct private option instead.\n");
589 enccfg.rc_undershoot_pct = lrint(avctx->rc_buffer_aggressivity * 100);
591 FF_ENABLE_DEPRECATION_WARNINGS
593 if (ctx->rc_undershoot_pct >= 0)
594 enccfg.rc_undershoot_pct = ctx->rc_undershoot_pct;
595 if (ctx->rc_overshoot_pct >= 0)
596 enccfg.rc_overshoot_pct = ctx->rc_overshoot_pct;
598 //_enc_init() will balk if kf_min_dist differs from max w/VPX_KF_AUTO
599 if (avctx->keyint_min >= 0 && avctx->keyint_min == avctx->gop_size)
600 enccfg.kf_min_dist = avctx->keyint_min;
601 if (avctx->gop_size >= 0)
602 enccfg.kf_max_dist = avctx->gop_size;
604 if (enccfg.g_pass == VPX_RC_FIRST_PASS)
605 enccfg.g_lag_in_frames = 0;
606 else if (enccfg.g_pass == VPX_RC_LAST_PASS) {
607 int decode_size, ret;
609 if (!avctx->stats_in) {
610 av_log(avctx, AV_LOG_ERROR, "No stats file for second pass\n");
611 return AVERROR_INVALIDDATA;
614 ctx->twopass_stats.sz = strlen(avctx->stats_in) * 3 / 4;
615 ret = av_reallocp(&ctx->twopass_stats.buf, ctx->twopass_stats.sz);
617 av_log(avctx, AV_LOG_ERROR,
618 "Stat buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
619 ctx->twopass_stats.sz);
620 ctx->twopass_stats.sz = 0;
623 decode_size = av_base64_decode(ctx->twopass_stats.buf, avctx->stats_in,
624 ctx->twopass_stats.sz);
625 if (decode_size < 0) {
626 av_log(avctx, AV_LOG_ERROR, "Stat buffer decode failed\n");
627 return AVERROR_INVALIDDATA;
630 ctx->twopass_stats.sz = decode_size;
631 enccfg.rc_twopass_stats_in = ctx->twopass_stats;
634 /* 0-3: For non-zero values the encoder increasingly optimizes for reduced
635 complexity playback on low powered devices at the expense of encode
637 if (avctx->profile != FF_PROFILE_UNKNOWN)
638 enccfg.g_profile = avctx->profile;
640 enccfg.g_error_resilient = ctx->error_resilient || ctx->flags & VP8F_ERROR_RESILIENT;
642 dump_enc_cfg(avctx, &enccfg);
643 /* Construct Encoder Context */
644 res = vpx_codec_enc_init(&ctx->encoder, iface, &enccfg, flags);
645 if (res != VPX_CODEC_OK) {
646 log_encoder_error(avctx, "Failed to initialize encoder");
647 return AVERROR(EINVAL);
651 enccfg_alpha = enccfg;
652 res = vpx_codec_enc_init(&ctx->encoder_alpha, iface, &enccfg_alpha, flags);
653 if (res != VPX_CODEC_OK) {
654 log_encoder_error(avctx, "Failed to initialize alpha encoder");
655 return AVERROR(EINVAL);
659 //codec control failures are currently treated only as warnings
660 av_log(avctx, AV_LOG_DEBUG, "vpx_codec_control\n");
661 codecctl_int(avctx, VP8E_SET_CPUUSED, ctx->cpu_used);
662 if (ctx->flags & VP8F_AUTO_ALT_REF)
663 ctx->auto_alt_ref = 1;
664 if (ctx->auto_alt_ref >= 0)
665 codecctl_int(avctx, VP8E_SET_ENABLEAUTOALTREF,
666 avctx->codec_id == AV_CODEC_ID_VP8 ? !!ctx->auto_alt_ref : ctx->auto_alt_ref);
667 if (ctx->arnr_max_frames >= 0)
668 codecctl_int(avctx, VP8E_SET_ARNR_MAXFRAMES, ctx->arnr_max_frames);
669 if (ctx->arnr_strength >= 0)
670 codecctl_int(avctx, VP8E_SET_ARNR_STRENGTH, ctx->arnr_strength);
671 if (ctx->arnr_type >= 0)
672 codecctl_int(avctx, VP8E_SET_ARNR_TYPE, ctx->arnr_type);
674 codecctl_int(avctx, VP8E_SET_TUNING, ctx->tune);
676 if (ctx->auto_alt_ref && ctx->is_alpha && avctx->codec_id == AV_CODEC_ID_VP8) {
677 av_log(avctx, AV_LOG_ERROR, "Transparency encoding with auto_alt_ref does not work\n");
678 return AVERROR(EINVAL);
681 if (CONFIG_LIBVPX_VP8_ENCODER && avctx->codec_id == AV_CODEC_ID_VP8) {
682 #if FF_API_PRIVATE_OPT
683 FF_DISABLE_DEPRECATION_WARNINGS
684 if (avctx->noise_reduction)
685 ctx->noise_sensitivity = avctx->noise_reduction;
686 FF_ENABLE_DEPRECATION_WARNINGS
688 codecctl_int(avctx, VP8E_SET_NOISE_SENSITIVITY, ctx->noise_sensitivity);
689 codecctl_int(avctx, VP8E_SET_TOKEN_PARTITIONS, av_log2(avctx->slices));
692 FF_DISABLE_DEPRECATION_WARNINGS
693 if (avctx->mb_threshold) {
694 av_log(avctx, AV_LOG_WARNING, "The mb_threshold option is deprecated, "
695 "use the static-thresh private option instead.\n");
696 ctx->static_thresh = avctx->mb_threshold;
698 FF_ENABLE_DEPRECATION_WARNINGS
700 codecctl_int(avctx, VP8E_SET_STATIC_THRESHOLD, ctx->static_thresh);
702 codecctl_int(avctx, VP8E_SET_CQ_LEVEL, ctx->crf);
703 if (ctx->max_intra_rate >= 0)
704 codecctl_int(avctx, VP8E_SET_MAX_INTRA_BITRATE_PCT, ctx->max_intra_rate);
706 #if CONFIG_LIBVPX_VP9_ENCODER
707 if (avctx->codec_id == AV_CODEC_ID_VP9) {
708 if (ctx->lossless >= 0)
709 codecctl_int(avctx, VP9E_SET_LOSSLESS, ctx->lossless);
710 if (ctx->tile_columns >= 0)
711 codecctl_int(avctx, VP9E_SET_TILE_COLUMNS, ctx->tile_columns);
712 if (ctx->tile_rows >= 0)
713 codecctl_int(avctx, VP9E_SET_TILE_ROWS, ctx->tile_rows);
714 if (ctx->frame_parallel >= 0)
715 codecctl_int(avctx, VP9E_SET_FRAME_PARALLEL_DECODING, ctx->frame_parallel);
716 if (ctx->aq_mode >= 0)
717 codecctl_int(avctx, VP9E_SET_AQ_MODE, ctx->aq_mode);
718 #if VPX_ENCODER_ABI_VERSION > 8
719 set_colorspace(avctx);
721 #if VPX_ENCODER_ABI_VERSION >= 11
722 set_color_range(avctx);
724 #if VPX_ENCODER_ABI_VERSION >= 12
725 codecctl_int(avctx, VP9E_SET_TARGET_LEVEL, ctx->level < 0 ? 255 : lrint(ctx->level * 10));
727 #ifdef VPX_CTRL_VP9E_SET_ROW_MT
728 if (ctx->row_mt >= 0)
729 codecctl_int(avctx, VP9E_SET_ROW_MT, ctx->row_mt);
734 av_log(avctx, AV_LOG_DEBUG, "Using deadline: %d\n", ctx->deadline);
736 //provide dummy value to initialize wrapper, values will be updated each _encode()
737 vpx_img_wrap(&ctx->rawimg, img_fmt, avctx->width, avctx->height, 1,
739 #if CONFIG_LIBVPX_VP9_ENCODER && defined(VPX_IMG_FMT_HIGHBITDEPTH)
740 if (avctx->codec_id == AV_CODEC_ID_VP9 && (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH))
741 ctx->rawimg.bit_depth = enccfg.g_bit_depth;
745 vpx_img_wrap(&ctx->rawimg_alpha, VPX_IMG_FMT_I420, avctx->width, avctx->height, 1,
748 cpb_props = ff_add_cpb_side_data(avctx);
750 return AVERROR(ENOMEM);
752 if (enccfg.rc_end_usage == VPX_CBR ||
753 enccfg.g_pass != VPX_RC_ONE_PASS) {
754 cpb_props->max_bitrate = avctx->rc_max_rate;
755 cpb_props->min_bitrate = avctx->rc_min_rate;
756 cpb_props->avg_bitrate = avctx->bit_rate;
758 cpb_props->buffer_size = avctx->rc_buffer_size;
763 static inline void cx_pktcpy(struct FrameListData *dst,
764 const struct vpx_codec_cx_pkt *src,
765 const struct vpx_codec_cx_pkt *src_alpha,
768 dst->pts = src->data.frame.pts;
769 dst->duration = src->data.frame.duration;
770 dst->flags = src->data.frame.flags;
771 dst->sz = src->data.frame.sz;
772 dst->buf = src->data.frame.buf;
774 /* For alt-ref frame, don't store PSNR or increment frame_number */
775 if (!(dst->flags & VPX_FRAME_IS_INVISIBLE)) {
776 dst->frame_number = ++ctx->frame_number;
777 dst->have_sse = ctx->have_sse;
779 /* associate last-seen SSE to the frame. */
780 /* Transfers ownership from ctx to dst. */
781 /* WARNING! This makes the assumption that PSNR_PKT comes
782 just before the frame it refers to! */
783 memcpy(dst->sse, ctx->sse, sizeof(dst->sse));
787 dst->frame_number = -1; /* sanity marker */
790 dst->buf_alpha = src_alpha->data.frame.buf;
791 dst->sz_alpha = src_alpha->data.frame.sz;
793 dst->buf_alpha = NULL;
799 * Store coded frame information in format suitable for return from encode2().
801 * Write information from @a cx_frame to @a pkt
802 * @return packet data size on success
803 * @return a negative AVERROR on error
805 static int storeframe(AVCodecContext *avctx, struct FrameListData *cx_frame,
808 int ret = ff_alloc_packet2(avctx, pkt, cx_frame->sz, 0);
812 memcpy(pkt->data, cx_frame->buf, pkt->size);
813 pkt->pts = pkt->dts = cx_frame->pts;
814 #if FF_API_CODED_FRAME
815 FF_DISABLE_DEPRECATION_WARNINGS
816 avctx->coded_frame->pts = cx_frame->pts;
817 avctx->coded_frame->key_frame = !!(cx_frame->flags & VPX_FRAME_IS_KEY);
818 FF_ENABLE_DEPRECATION_WARNINGS
821 if (!!(cx_frame->flags & VPX_FRAME_IS_KEY)) {
822 pict_type = AV_PICTURE_TYPE_I;
823 #if FF_API_CODED_FRAME
824 FF_DISABLE_DEPRECATION_WARNINGS
825 avctx->coded_frame->pict_type = pict_type;
826 FF_ENABLE_DEPRECATION_WARNINGS
828 pkt->flags |= AV_PKT_FLAG_KEY;
830 pict_type = AV_PICTURE_TYPE_P;
831 #if FF_API_CODED_FRAME
832 FF_DISABLE_DEPRECATION_WARNINGS
833 avctx->coded_frame->pict_type = pict_type;
834 FF_ENABLE_DEPRECATION_WARNINGS
838 ff_side_data_set_encoder_stats(pkt, 0, cx_frame->sse + 1,
839 cx_frame->have_sse ? 3 : 0, pict_type);
841 if (cx_frame->have_sse) {
843 /* Beware of the Y/U/V/all order! */
844 #if FF_API_CODED_FRAME
845 FF_DISABLE_DEPRECATION_WARNINGS
846 avctx->coded_frame->error[0] = cx_frame->sse[1];
847 avctx->coded_frame->error[1] = cx_frame->sse[2];
848 avctx->coded_frame->error[2] = cx_frame->sse[3];
849 avctx->coded_frame->error[3] = 0; // alpha
850 FF_ENABLE_DEPRECATION_WARNINGS
852 for (i = 0; i < 3; ++i) {
853 avctx->error[i] += cx_frame->sse[i + 1];
855 cx_frame->have_sse = 0;
857 if (cx_frame->sz_alpha > 0) {
858 side_data = av_packet_new_side_data(pkt,
859 AV_PKT_DATA_MATROSKA_BLOCKADDITIONAL,
860 cx_frame->sz_alpha + 8);
862 av_packet_unref(pkt);
864 return AVERROR(ENOMEM);
866 AV_WB64(side_data, 1);
867 memcpy(side_data + 8, cx_frame->buf_alpha, cx_frame->sz_alpha);
876 * Queue multiple output frames from the encoder, returning the front-most.
877 * In cases where vpx_codec_get_cx_data() returns more than 1 frame append
878 * the frame queue. Return the head frame if available.
879 * @return Stored frame size
880 * @return AVERROR(EINVAL) on output size error
881 * @return AVERROR(ENOMEM) on coded frame queue data allocation error
883 static int queue_frames(AVCodecContext *avctx, AVPacket *pkt_out)
885 VPxContext *ctx = avctx->priv_data;
886 const struct vpx_codec_cx_pkt *pkt;
887 const struct vpx_codec_cx_pkt *pkt_alpha = NULL;
888 const void *iter = NULL;
889 const void *iter_alpha = NULL;
892 if (ctx->coded_frame_list) {
893 struct FrameListData *cx_frame = ctx->coded_frame_list;
894 /* return the leading frame if we've already begun queueing */
895 size = storeframe(avctx, cx_frame, pkt_out);
898 ctx->coded_frame_list = cx_frame->next;
899 free_coded_frame(cx_frame);
902 /* consume all available output from the encoder before returning. buffers
903 are only good through the next vpx_codec call */
904 while ((pkt = vpx_codec_get_cx_data(&ctx->encoder, &iter)) &&
906 (ctx->is_alpha && (pkt_alpha = vpx_codec_get_cx_data(&ctx->encoder_alpha, &iter_alpha))))) {
908 case VPX_CODEC_CX_FRAME_PKT:
910 struct FrameListData cx_frame;
912 /* avoid storing the frame when the list is empty and we haven't yet
913 provided a frame for output */
914 av_assert0(!ctx->coded_frame_list);
915 cx_pktcpy(&cx_frame, pkt, pkt_alpha, ctx);
916 size = storeframe(avctx, &cx_frame, pkt_out);
920 struct FrameListData *cx_frame =
921 av_malloc(sizeof(struct FrameListData));
924 av_log(avctx, AV_LOG_ERROR,
925 "Frame queue element alloc failed\n");
926 return AVERROR(ENOMEM);
928 cx_pktcpy(cx_frame, pkt, pkt_alpha, ctx);
929 cx_frame->buf = av_malloc(cx_frame->sz);
931 if (!cx_frame->buf) {
932 av_log(avctx, AV_LOG_ERROR,
933 "Data buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
936 return AVERROR(ENOMEM);
938 memcpy(cx_frame->buf, pkt->data.frame.buf, pkt->data.frame.sz);
940 cx_frame->buf_alpha = av_malloc(cx_frame->sz_alpha);
941 if (!cx_frame->buf_alpha) {
942 av_log(avctx, AV_LOG_ERROR,
943 "Data buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n",
946 return AVERROR(ENOMEM);
948 memcpy(cx_frame->buf_alpha, pkt_alpha->data.frame.buf, pkt_alpha->data.frame.sz);
950 coded_frame_add(&ctx->coded_frame_list, cx_frame);
953 case VPX_CODEC_STATS_PKT: {
954 struct vpx_fixed_buf *stats = &ctx->twopass_stats;
956 if ((err = av_reallocp(&stats->buf,
958 pkt->data.twopass_stats.sz)) < 0) {
960 av_log(avctx, AV_LOG_ERROR, "Stat buffer realloc failed\n");
963 memcpy((uint8_t*)stats->buf + stats->sz,
964 pkt->data.twopass_stats.buf, pkt->data.twopass_stats.sz);
965 stats->sz += pkt->data.twopass_stats.sz;
968 case VPX_CODEC_PSNR_PKT:
969 av_assert0(!ctx->have_sse);
970 ctx->sse[0] = pkt->data.psnr.sse[0];
971 ctx->sse[1] = pkt->data.psnr.sse[1];
972 ctx->sse[2] = pkt->data.psnr.sse[2];
973 ctx->sse[3] = pkt->data.psnr.sse[3];
976 case VPX_CODEC_CUSTOM_PKT:
977 //ignore unsupported/unrecognized packet types
985 static int vpx_encode(AVCodecContext *avctx, AVPacket *pkt,
986 const AVFrame *frame, int *got_packet)
988 VPxContext *ctx = avctx->priv_data;
989 struct vpx_image *rawimg = NULL;
990 struct vpx_image *rawimg_alpha = NULL;
991 int64_t timestamp = 0;
993 vpx_enc_frame_flags_t flags = 0;
996 rawimg = &ctx->rawimg;
997 rawimg->planes[VPX_PLANE_Y] = frame->data[0];
998 rawimg->planes[VPX_PLANE_U] = frame->data[1];
999 rawimg->planes[VPX_PLANE_V] = frame->data[2];
1000 rawimg->stride[VPX_PLANE_Y] = frame->linesize[0];
1001 rawimg->stride[VPX_PLANE_U] = frame->linesize[1];
1002 rawimg->stride[VPX_PLANE_V] = frame->linesize[2];
1003 if (ctx->is_alpha) {
1004 uint8_t *u_plane, *v_plane;
1005 rawimg_alpha = &ctx->rawimg_alpha;
1006 rawimg_alpha->planes[VPX_PLANE_Y] = frame->data[3];
1007 u_plane = av_malloc(frame->linesize[1] * frame->height);
1008 v_plane = av_malloc(frame->linesize[2] * frame->height);
1009 if (!u_plane || !v_plane) {
1012 return AVERROR(ENOMEM);
1014 memset(u_plane, 0x80, frame->linesize[1] * frame->height);
1015 rawimg_alpha->planes[VPX_PLANE_U] = u_plane;
1016 memset(v_plane, 0x80, frame->linesize[2] * frame->height);
1017 rawimg_alpha->planes[VPX_PLANE_V] = v_plane;
1018 rawimg_alpha->stride[VPX_PLANE_Y] = frame->linesize[0];
1019 rawimg_alpha->stride[VPX_PLANE_U] = frame->linesize[1];
1020 rawimg_alpha->stride[VPX_PLANE_V] = frame->linesize[2];
1022 timestamp = frame->pts;
1023 #if VPX_IMAGE_ABI_VERSION >= 4
1024 switch (frame->color_range) {
1025 case AVCOL_RANGE_MPEG:
1026 rawimg->range = VPX_CR_STUDIO_RANGE;
1028 case AVCOL_RANGE_JPEG:
1029 rawimg->range = VPX_CR_FULL_RANGE;
1033 if (frame->pict_type == AV_PICTURE_TYPE_I)
1034 flags |= VPX_EFLAG_FORCE_KF;
1037 res = vpx_codec_encode(&ctx->encoder, rawimg, timestamp,
1038 avctx->ticks_per_frame, flags, ctx->deadline);
1039 if (res != VPX_CODEC_OK) {
1040 log_encoder_error(avctx, "Error encoding frame");
1041 return AVERROR_INVALIDDATA;
1044 if (ctx->is_alpha) {
1045 res = vpx_codec_encode(&ctx->encoder_alpha, rawimg_alpha, timestamp,
1046 avctx->ticks_per_frame, flags, ctx->deadline);
1047 if (res != VPX_CODEC_OK) {
1048 log_encoder_error(avctx, "Error encoding alpha frame");
1049 return AVERROR_INVALIDDATA;
1053 coded_size = queue_frames(avctx, pkt);
1055 if (!frame && avctx->flags & AV_CODEC_FLAG_PASS1) {
1056 unsigned int b64_size = AV_BASE64_SIZE(ctx->twopass_stats.sz);
1058 avctx->stats_out = av_malloc(b64_size);
1059 if (!avctx->stats_out) {
1060 av_log(avctx, AV_LOG_ERROR, "Stat buffer alloc (%d bytes) failed\n",
1062 return AVERROR(ENOMEM);
1064 av_base64_encode(avctx->stats_out, b64_size, ctx->twopass_stats.buf,
1065 ctx->twopass_stats.sz);
1069 av_freep(&rawimg_alpha->planes[VPX_PLANE_U]);
1070 av_freep(&rawimg_alpha->planes[VPX_PLANE_V]);
1073 *got_packet = !!coded_size;
1077 #define OFFSET(x) offsetof(VPxContext, x)
1078 #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
1080 #ifndef VPX_ERROR_RESILIENT_DEFAULT
1081 #define VPX_ERROR_RESILIENT_DEFAULT 1
1082 #define VPX_ERROR_RESILIENT_PARTITIONS 2
1085 #define COMMON_OPTIONS \
1086 { "auto-alt-ref", "Enable use of alternate reference " \
1087 "frames (2-pass only)", OFFSET(auto_alt_ref), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE}, \
1088 { "lag-in-frames", "Number of frames to look ahead for " \
1089 "alternate reference frame selection", OFFSET(lag_in_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1090 { "arnr-maxframes", "altref noise reduction max frame count", OFFSET(arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1091 { "arnr-strength", "altref noise reduction filter strength", OFFSET(arnr_strength), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1092 { "arnr-type", "altref noise reduction filter type", OFFSET(arnr_type), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE, "arnr_type"}, \
1093 { "backward", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, "arnr_type" }, \
1094 { "forward", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, "arnr_type" }, \
1095 { "centered", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 3}, 0, 0, VE, "arnr_type" }, \
1096 { "tune", "Tune the encoding to a specific scenario", OFFSET(tune), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE, "tune"}, \
1097 { "psnr", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VP8_TUNE_PSNR}, 0, 0, VE, "tune"}, \
1098 { "ssim", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VP8_TUNE_SSIM}, 0, 0, VE, "tune"}, \
1099 { "deadline", "Time to spend encoding, in microseconds.", OFFSET(deadline), AV_OPT_TYPE_INT, {.i64 = VPX_DL_GOOD_QUALITY}, INT_MIN, INT_MAX, VE, "quality"}, \
1100 { "best", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_BEST_QUALITY}, 0, 0, VE, "quality"}, \
1101 { "good", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_GOOD_QUALITY}, 0, 0, VE, "quality"}, \
1102 { "realtime", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_REALTIME}, 0, 0, VE, "quality"}, \
1103 { "error-resilient", "Error resilience configuration", OFFSET(error_resilient), AV_OPT_TYPE_FLAGS, {.i64 = 0}, INT_MIN, INT_MAX, VE, "er"}, \
1104 { "max-intra-rate", "Maximum I-frame bitrate (pct) 0=unlimited", OFFSET(max_intra_rate), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \
1105 { "default", "Improve resiliency against losses of whole frames", 0, AV_OPT_TYPE_CONST, {.i64 = VPX_ERROR_RESILIENT_DEFAULT}, 0, 0, VE, "er"}, \
1106 { "partitions", "The frame partitions are independently decodable " \
1107 "by the bool decoder, meaning that partitions can be decoded even " \
1108 "though earlier partitions have been lost. Note that intra predicition" \
1109 " is still done over the partition boundary.", 0, AV_OPT_TYPE_CONST, {.i64 = VPX_ERROR_RESILIENT_PARTITIONS}, 0, 0, VE, "er"}, \
1110 { "crf", "Select the quality for constant quality mode", offsetof(VPxContext, crf), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 63, VE }, \
1111 { "static-thresh", "A change threshold on blocks below which they will be skipped by the encoder", OFFSET(static_thresh), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE }, \
1112 { "drop-threshold", "Frame drop threshold", offsetof(VPxContext, drop_threshold), AV_OPT_TYPE_INT, {.i64 = 0 }, INT_MIN, INT_MAX, VE }, \
1113 { "noise-sensitivity", "Noise sensitivity", OFFSET(noise_sensitivity), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, 4, VE}, \
1114 { "undershoot-pct", "Datarate undershoot (min) target (%)", OFFSET(rc_undershoot_pct), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 100, VE }, \
1115 { "overshoot-pct", "Datarate overshoot (max) target (%)", OFFSET(rc_overshoot_pct), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1000, VE }, \
1117 #define LEGACY_OPTIONS \
1118 {"speed", "", offsetof(VPxContext, cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -16, 16, VE}, \
1119 {"quality", "", offsetof(VPxContext, deadline), AV_OPT_TYPE_INT, {.i64 = VPX_DL_GOOD_QUALITY}, INT_MIN, INT_MAX, VE, "quality"}, \
1120 {"vp8flags", "", offsetof(VPxContext, flags), AV_OPT_TYPE_FLAGS, {.i64 = 0}, 0, UINT_MAX, VE, "flags"}, \
1121 {"error_resilient", "enable error resilience", 0, AV_OPT_TYPE_CONST, {.i64 = VP8F_ERROR_RESILIENT}, INT_MIN, INT_MAX, VE, "flags"}, \
1122 {"altref", "enable use of alternate reference frames (VP8/2-pass only)", 0, AV_OPT_TYPE_CONST, {.i64 = VP8F_AUTO_ALT_REF}, INT_MIN, INT_MAX, VE, "flags"}, \
1123 {"arnr_max_frames", "altref noise reduction max frame count", offsetof(VPxContext, arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 15, VE}, \
1124 {"arnr_strength", "altref noise reduction filter strength", offsetof(VPxContext, arnr_strength), AV_OPT_TYPE_INT, {.i64 = 3}, 0, 6, VE}, \
1125 {"arnr_type", "altref noise reduction filter type", offsetof(VPxContext, arnr_type), AV_OPT_TYPE_INT, {.i64 = 3}, 1, 3, VE}, \
1126 {"rc_lookahead", "Number of frames to look ahead for alternate reference frame selection", offsetof(VPxContext, lag_in_frames), AV_OPT_TYPE_INT, {.i64 = 25}, 0, 25, VE}, \
1128 #if CONFIG_LIBVPX_VP8_ENCODER
1129 static const AVOption vp8_options[] = {
1131 { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -16, 16, VE},
1137 #if CONFIG_LIBVPX_VP9_ENCODER
1138 static const AVOption vp9_options[] = {
1140 { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -8, 8, VE},
1141 { "lossless", "Lossless mode", OFFSET(lossless), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 1, VE},
1142 { "tile-columns", "Number of tile columns to use, log2", OFFSET(tile_columns), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE},
1143 { "tile-rows", "Number of tile rows to use, log2", OFFSET(tile_rows), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE},
1144 { "frame-parallel", "Enable frame parallel decodability features", OFFSET(frame_parallel), AV_OPT_TYPE_BOOL,{.i64 = -1}, -1, 1, VE},
1145 #if VPX_ENCODER_ABI_VERSION >= 12
1146 { "aq-mode", "adaptive quantization mode", OFFSET(aq_mode), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 4, VE, "aq_mode"},
1148 { "aq-mode", "adaptive quantization mode", OFFSET(aq_mode), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 3, VE, "aq_mode"},
1150 { "none", "Aq not used", 0, AV_OPT_TYPE_CONST, {.i64 = 0}, 0, 0, VE, "aq_mode" },
1151 { "variance", "Variance based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, "aq_mode" },
1152 { "complexity", "Complexity based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, "aq_mode" },
1153 { "cyclic", "Cyclic Refresh Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 3}, 0, 0, VE, "aq_mode" },
1154 #if VPX_ENCODER_ABI_VERSION >= 12
1155 { "equator360", "360 video Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 4}, 0, 0, VE, "aq_mode" },
1156 {"level", "Specify level", OFFSET(level), AV_OPT_TYPE_FLOAT, {.dbl=-1}, -1, 6.2, VE},
1158 #ifdef VPX_CTRL_VP9E_SET_ROW_MT
1159 {"row-mt", "Row based multi-threading", OFFSET(row_mt), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE},
1166 #undef COMMON_OPTIONS
1167 #undef LEGACY_OPTIONS
1169 static const AVCodecDefault defaults[] = {
1173 { "keyint_min", "-1" },
1177 #if CONFIG_LIBVPX_VP8_ENCODER
1178 static av_cold int vp8_init(AVCodecContext *avctx)
1180 return vpx_init(avctx, vpx_codec_vp8_cx());
1183 static const AVClass class_vp8 = {
1184 .class_name = "libvpx-vp8 encoder",
1185 .item_name = av_default_item_name,
1186 .option = vp8_options,
1187 .version = LIBAVUTIL_VERSION_INT,
1190 AVCodec ff_libvpx_vp8_encoder = {
1192 .long_name = NULL_IF_CONFIG_SMALL("libvpx VP8"),
1193 .type = AVMEDIA_TYPE_VIDEO,
1194 .id = AV_CODEC_ID_VP8,
1195 .priv_data_size = sizeof(VPxContext),
1197 .encode2 = vpx_encode,
1199 .capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_AUTO_THREADS,
1200 .pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUVA420P, AV_PIX_FMT_NONE },
1201 .priv_class = &class_vp8,
1202 .defaults = defaults,
1204 #endif /* CONFIG_LIBVPX_VP8_ENCODER */
1206 #if CONFIG_LIBVPX_VP9_ENCODER
1207 static av_cold int vp9_init(AVCodecContext *avctx)
1209 return vpx_init(avctx, vpx_codec_vp9_cx());
1212 static const AVClass class_vp9 = {
1213 .class_name = "libvpx-vp9 encoder",
1214 .item_name = av_default_item_name,
1215 .option = vp9_options,
1216 .version = LIBAVUTIL_VERSION_INT,
1219 AVCodec ff_libvpx_vp9_encoder = {
1220 .name = "libvpx-vp9",
1221 .long_name = NULL_IF_CONFIG_SMALL("libvpx VP9"),
1222 .type = AVMEDIA_TYPE_VIDEO,
1223 .id = AV_CODEC_ID_VP9,
1224 .priv_data_size = sizeof(VPxContext),
1226 .encode2 = vpx_encode,
1228 .capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_AUTO_THREADS,
1229 .profiles = NULL_IF_CONFIG_SMALL(ff_vp9_profiles),
1230 .priv_class = &class_vp9,
1231 .defaults = defaults,
1232 .init_static_data = ff_vp9_init_static,
1234 #endif /* CONFIG_LIBVPX_VP9_ENCODER */