WebM Codec SDK: vpx/vpx_encoder.h Source File

WebM Codec SDK

vpx_encoder.h
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1/*
2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
3 *
4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree.
9 */
10#ifndef VPX_VPX_VPX_ENCODER_H_
11#define VPX_VPX_VPX_ENCODER_H_
12
20
28#ifdef __cplusplus
29extern "C" {
30#endif
31
32#include "./vpx_codec.h" // IWYU pragma: export
33#include "./vpx_ext_ratectrl.h"
34
38#define VPX_TS_MAX_PERIODICITY 16
39
41#define VPX_TS_MAX_LAYERS 5
42
44#define VPX_MAX_LAYERS 12 // 3 temporal + 4 spatial layers are allowed.
45
47#define VPX_SS_MAX_LAYERS 5
48
50#define VPX_SS_DEFAULT_LAYERS 1
51
65#define VPX_ENCODER_ABI_VERSION \
66 (18 + VPX_CODEC_ABI_VERSION + \
67 VPX_EXT_RATECTRL_ABI_VERSION)
68
78#define VPX_CODEC_CAP_PSNR 0x10000
79
85#define VPX_CODEC_CAP_OUTPUT_PARTITION 0x20000
86
94#define VPX_CODEC_USE_PSNR 0x10000
96#define VPX_CODEC_USE_OUTPUT_PARTITION 0x20000
97#define VPX_CODEC_USE_HIGHBITDEPTH 0x40000
98
103 typedef struct vpx_fixed_buf {
104 void *buf;
105 size_t sz;
106} vpx_fixed_buf_t;
107
113 typedef int64_t vpx_codec_pts_t;
114
122 typedef uint32_t vpx_codec_frame_flags_t;
123#define VPX_FRAME_IS_KEY 0x1u
126#define VPX_FRAME_IS_DROPPABLE 0x2u
128#define VPX_FRAME_IS_INVISIBLE 0x4u
130#define VPX_FRAME_IS_FRAGMENT 0x8u
131
138 typedef uint32_t vpx_codec_er_flags_t;
140#define VPX_ERROR_RESILIENT_DEFAULT 0x1u
146#define VPX_ERROR_RESILIENT_PARTITIONS 0x2u
147
154 enum vpx_codec_cx_pkt_kind {
155 VPX_CODEC_CX_FRAME_PKT,
156 VPX_CODEC_STATS_PKT,
157 VPX_CODEC_FPMB_STATS_PKT,
158 VPX_CODEC_PSNR_PKT,
159 VPX_CODEC_CUSTOM_PKT = 256
160};
161
167 typedef struct vpx_codec_cx_pkt {
168 enum vpx_codec_cx_pkt_kind kind;
169 union {
170 struct {
171 void *buf;
172 size_t sz;
174 vpx_codec_pts_t pts;
176 unsigned long duration;
177 vpx_codec_frame_flags_t flags;
181 int partition_id;
184 unsigned int width[VPX_SS_MAX_LAYERS];
185 unsigned int height[VPX_SS_MAX_LAYERS];
188 uint8_t spatial_layer_encoded[VPX_SS_MAX_LAYERS];
189 } frame;
190 vpx_fixed_buf_t twopass_stats;
191 vpx_fixed_buf_t firstpass_mb_stats;
192 struct vpx_psnr_pkt {
193 unsigned int samples[4];
194 uint64_t sse[4];
195 double psnr[4];
196 int spatial_layer_id;
197 } psnr;
198 vpx_fixed_buf_t raw;
199
200 /* This packet size is fixed to allow codecs to extend this
201 * interface without having to manage storage for raw packets,
202 * i.e., if it's smaller than 128 bytes, you can store in the
203 * packet list directly.
204 */
205 char pad[128 - sizeof(enum vpx_codec_cx_pkt_kind)];
206 } data;
207} vpx_codec_cx_pkt_t;
208
214 typedef void (*vpx_codec_enc_output_cx_pkt_cb_fn_t)(vpx_codec_cx_pkt_t *pkt,
215 void *user_data);
216
218 typedef struct vpx_codec_enc_output_cx_cb_pair {
219 vpx_codec_enc_output_cx_pkt_cb_fn_t output_cx_pkt;
220 void *user_priv;
221} vpx_codec_priv_output_cx_pkt_cb_pair_t;
222
227 typedef struct vpx_rational {
228 int num;
229 int den;
230} vpx_rational_t;
231
233 typedef enum vpx_enc_pass {
234 VPX_RC_ONE_PASS,
235 VPX_RC_FIRST_PASS,
236 VPX_RC_LAST_PASS
237} vpx_enc_pass;
238
240 enum vpx_rc_mode {
241 VPX_VBR,
242 VPX_CBR,
243 VPX_CQ,
244 VPX_Q,
245};
246
255 enum vpx_kf_mode {
256 VPX_KF_FIXED,
257 VPX_KF_AUTO,
258 VPX_KF_DISABLED = 0
259};
260
268 typedef long vpx_enc_frame_flags_t;
269#define VPX_EFLAG_FORCE_KF (1 << 0)
271#define VPX_EFLAG_CALCULATE_PSNR (1 << 1)
272
279 typedef struct vpx_codec_enc_cfg {
280 /*
281 * generic settings (g)
282 */
283
288 unsigned int g_usage;
289
296 unsigned int g_threads;
297
306 unsigned int g_profile;
307
315 unsigned int g_w;
316
324 unsigned int g_h;
325
332 vpx_bit_depth_t g_bit_depth;
333
340 unsigned int g_input_bit_depth;
341
354 struct vpx_rational g_timebase;
355
362 vpx_codec_er_flags_t g_error_resilient;
363
369 enum vpx_enc_pass g_pass;
370
383 unsigned int g_lag_in_frames;
384
385 /*
386 * rate control settings (rc)
387 */
388
402 unsigned int rc_dropframe_thresh;
403
411 unsigned int rc_resize_allowed;
412
418 unsigned int rc_scaled_width;
419
425 unsigned int rc_scaled_height;
426
433 unsigned int rc_resize_up_thresh;
434
441 unsigned int rc_resize_down_thresh;
442
451 enum vpx_rc_mode rc_end_usage;
452
458 vpx_fixed_buf_t rc_twopass_stats_in;
459
465 vpx_fixed_buf_t rc_firstpass_mb_stats_in;
466
473 unsigned int rc_target_bitrate;
474
475 /*
476 * quantizer settings
477 */
478
486 unsigned int rc_min_quantizer;
487
495 unsigned int rc_max_quantizer;
496
497 /*
498 * bitrate tolerance
499 */
500
514 unsigned int rc_undershoot_pct;
515
529 unsigned int rc_overshoot_pct;
530
531 /*
532 * decoder buffer model parameters
533 */
534
544 unsigned int rc_buf_sz;
545
553 unsigned int rc_buf_initial_sz;
554
562 unsigned int rc_buf_optimal_sz;
563
564 /*
565 * 2 pass rate control parameters
566 */
567
576 unsigned int rc_2pass_vbr_bias_pct;
577
583 unsigned int rc_2pass_vbr_minsection_pct;
584
590 unsigned int rc_2pass_vbr_maxsection_pct;
591
597 unsigned int rc_2pass_vbr_corpus_complexity;
598
599 /*
600 * keyframing settings (kf)
601 */
602
609 enum vpx_kf_mode kf_mode;
610
618 unsigned int kf_min_dist;
619
627 unsigned int kf_max_dist;
628
629 /*
630 * Spatial scalability settings (ss)
631 */
632
637 unsigned int ss_number_layers;
638
644 int ss_enable_auto_alt_ref[VPX_SS_MAX_LAYERS];
645
651 unsigned int ss_target_bitrate[VPX_SS_MAX_LAYERS];
652
657 unsigned int ts_number_layers;
658
664 unsigned int ts_target_bitrate[VPX_TS_MAX_LAYERS];
665
671 unsigned int ts_rate_decimator[VPX_TS_MAX_LAYERS];
672
680 unsigned int ts_periodicity;
681
689 unsigned int ts_layer_id[VPX_TS_MAX_PERIODICITY];
690
697 unsigned int layer_target_bitrate[VPX_MAX_LAYERS];
698
706 int temporal_layering_mode;
707
712 int use_vizier_rc_params;
713
721 vpx_rational_t active_wq_factor;
722
730 vpx_rational_t err_per_mb_factor;
731
739 vpx_rational_t sr_default_decay_limit;
740
748 vpx_rational_t sr_diff_factor;
749
757 vpx_rational_t kf_err_per_mb_factor;
758
766 vpx_rational_t kf_frame_min_boost_factor;
767
776 vpx_rational_t kf_frame_max_boost_first_factor;
777
785 vpx_rational_t kf_frame_max_boost_subs_factor;
786
794 vpx_rational_t kf_max_total_boost_factor;
795
803 vpx_rational_t gf_max_total_boost_factor;
804
812 vpx_rational_t gf_frame_max_boost_factor;
813
821 vpx_rational_t zm_factor;
822
831 vpx_rational_t rd_mult_inter_qp_fac;
832
841 vpx_rational_t rd_mult_arf_qp_fac;
842
851 vpx_rational_t rd_mult_key_qp_fac;
852} vpx_codec_enc_cfg_t;
853
859 typedef struct vpx_svc_parameters {
860 int max_quantizers[VPX_MAX_LAYERS];
861 int min_quantizers[VPX_MAX_LAYERS];
862 int scaling_factor_num[VPX_MAX_LAYERS];
863 int scaling_factor_den[VPX_MAX_LAYERS];
864 int speed_per_layer[VPX_MAX_LAYERS];
865 int temporal_layering_mode;
866 int loopfilter_ctrl[VPX_MAX_LAYERS];
867} vpx_svc_extra_cfg_t;
868
894 vpx_codec_err_t vpx_codec_enc_init_ver(vpx_codec_ctx_t *ctx,
895 vpx_codec_iface_t *iface,
896 const vpx_codec_enc_cfg_t *cfg,
897 vpx_codec_flags_t flags, int ver);
898
903#define vpx_codec_enc_init(ctx, iface, cfg, flags) \
904 vpx_codec_enc_init_ver(ctx, iface, cfg, flags, VPX_ENCODER_ABI_VERSION)
905
930 vpx_codec_err_t vpx_codec_enc_init_multi_ver(
931 vpx_codec_ctx_t *ctx, vpx_codec_iface_t *iface,
932 const vpx_codec_enc_cfg_t *cfg, int num_enc, vpx_codec_flags_t flags,
933 const vpx_rational_t *dsf, int ver);
934
939#define vpx_codec_enc_init_multi(ctx, iface, cfg, num_enc, flags, dsf) \
940 vpx_codec_enc_init_multi_ver(ctx, iface, cfg, num_enc, flags, dsf, \
941 VPX_ENCODER_ABI_VERSION)
942
962 vpx_codec_err_t vpx_codec_enc_config_default(vpx_codec_iface_t *iface,
963 vpx_codec_enc_cfg_t *cfg,
964 unsigned int usage);
965
980 vpx_codec_err_t vpx_codec_enc_config_set(vpx_codec_ctx_t *ctx,
981 const vpx_codec_enc_cfg_t *cfg);
982
1003 vpx_fixed_buf_t *vpx_codec_get_global_headers(vpx_codec_ctx_t *ctx);
1004
1010 typedef unsigned long vpx_enc_deadline_t;
1012#define VPX_DL_REALTIME 1ul
1014#define VPX_DL_GOOD_QUALITY 1000000ul
1016#define VPX_DL_BEST_QUALITY 0ul
1055 vpx_codec_err_t vpx_codec_encode(vpx_codec_ctx_t *ctx, const vpx_image_t *img,
1056 vpx_codec_pts_t pts, unsigned long duration,
1057 vpx_enc_frame_flags_t flags,
1058 vpx_enc_deadline_t deadline);
1059
1109 vpx_codec_err_t vpx_codec_set_cx_data_buf(vpx_codec_ctx_t *ctx,
1110 const vpx_fixed_buf_t *buf,
1111 unsigned int pad_before,
1112 unsigned int pad_after);
1113
1137 const vpx_codec_cx_pkt_t *vpx_codec_get_cx_data(vpx_codec_ctx_t *ctx,
1138 vpx_codec_iter_t *iter);
1139
1152 const vpx_image_t *vpx_codec_get_preview_frame(vpx_codec_ctx_t *ctx);
1153
1155#ifdef __cplusplus
1156}
1157#endif
1158#endif // VPX_VPX_VPX_ENCODER_H_
vpx_codec_flags_t
long vpx_codec_flags_t
Initialization-time Feature Enabling.
Definition vpx_codec.h:170
vpx_codec_ctx_t
struct vpx_codec_ctx vpx_codec_ctx_t
Codec context structure.
vpx_codec_iter_t
const void * vpx_codec_iter_t
Iterator.
Definition vpx_codec.h:190
vpx_bit_depth_t
enum vpx_bit_depth vpx_bit_depth_t
Bit depth for codecThis enumeration determines the bit depth of the codec.
vpx_codec_err_t
vpx_codec_err_t
Algorithm return codes.
Definition vpx_codec.h:93
vpx_codec_iface_t
const struct vpx_codec_iface vpx_codec_iface_t
Codec interface structure.
Definition vpx_codec.h:177
vpx_codec_enc_init_ver
vpx_codec_err_t vpx_codec_enc_init_ver(vpx_codec_ctx_t *ctx, vpx_codec_iface_t *iface, const vpx_codec_enc_cfg_t *cfg, vpx_codec_flags_t flags, int ver)
Initialize an encoder instance.
vpx_codec_enc_cfg_t
struct vpx_codec_enc_cfg vpx_codec_enc_cfg_t
Encoder configuration structure.
VPX_TS_MAX_LAYERS
#define VPX_TS_MAX_LAYERS
Definition vpx_encoder.h:41
vpx_codec_cx_pkt_kind
vpx_codec_cx_pkt_kind
Encoder output packet variants.
Definition vpx_encoder.h:154
vpx_codec_enc_output_cx_pkt_cb_fn_t
void(* vpx_codec_enc_output_cx_pkt_cb_fn_t)(vpx_codec_cx_pkt_t *pkt, void *user_data)
Encoder return output buffer callback.
Definition vpx_encoder.h:214
vpx_enc_pass
vpx_enc_pass
Multi-pass Encoding Pass.
Definition vpx_encoder.h:233
vpx_codec_get_preview_frame
const vpx_image_t * vpx_codec_get_preview_frame(vpx_codec_ctx_t *ctx)
Get Preview Frame.
vpx_svc_extra_cfg_t
struct vpx_svc_parameters vpx_svc_extra_cfg_t
vp9 svc extra configure parameters
vpx_fixed_buf_t
struct vpx_fixed_buf vpx_fixed_buf_t
Generic fixed size buffer structure.
vpx_codec_get_cx_data
const vpx_codec_cx_pkt_t * vpx_codec_get_cx_data(vpx_codec_ctx_t *ctx, vpx_codec_iter_t *iter)
Encoded data iterator.
VPX_TS_MAX_PERIODICITY
#define VPX_TS_MAX_PERIODICITY
Definition vpx_encoder.h:38
vpx_enc_deadline_t
unsigned long vpx_enc_deadline_t
Encode Deadline.
Definition vpx_encoder.h:1010
vpx_codec_priv_output_cx_pkt_cb_pair_t
struct vpx_codec_enc_output_cx_cb_pair vpx_codec_priv_output_cx_pkt_cb_pair_t
Callback function pointer / user data pair storage.
VPX_MAX_LAYERS
#define VPX_MAX_LAYERS
Definition vpx_encoder.h:44
vpx_codec_er_flags_t
uint32_t vpx_codec_er_flags_t
Error Resilient flags.
Definition vpx_encoder.h:138
vpx_codec_pts_t
int64_t vpx_codec_pts_t
Time Stamp Type.
Definition vpx_encoder.h:113
VPX_SS_MAX_LAYERS
#define VPX_SS_MAX_LAYERS
Definition vpx_encoder.h:47
vpx_enc_frame_flags_t
long vpx_enc_frame_flags_t
Encoded Frame Flags.
Definition vpx_encoder.h:268
vpx_codec_enc_config_default
vpx_codec_err_t vpx_codec_enc_config_default(vpx_codec_iface_t *iface, vpx_codec_enc_cfg_t *cfg, unsigned int usage)
Get a default configuration.
vpx_kf_mode
vpx_kf_mode
Keyframe placement mode.
Definition vpx_encoder.h:255
vpx_codec_cx_pkt_t
struct vpx_codec_cx_pkt vpx_codec_cx_pkt_t
Encoder output packet.
vpx_codec_enc_init_multi_ver
vpx_codec_err_t vpx_codec_enc_init_multi_ver(vpx_codec_ctx_t *ctx, vpx_codec_iface_t *iface, const vpx_codec_enc_cfg_t *cfg, int num_enc, vpx_codec_flags_t flags, const vpx_rational_t *dsf, int ver)
Initialize multi-encoder instance.
vpx_codec_frame_flags_t
uint32_t vpx_codec_frame_flags_t
Compressed Frame Flags.
Definition vpx_encoder.h:122
vpx_codec_enc_config_set
vpx_codec_err_t vpx_codec_enc_config_set(vpx_codec_ctx_t *ctx, const vpx_codec_enc_cfg_t *cfg)
Set or change configuration.
vpx_codec_get_global_headers
vpx_fixed_buf_t * vpx_codec_get_global_headers(vpx_codec_ctx_t *ctx)
Get global stream headers.
vpx_rational_t
struct vpx_rational vpx_rational_t
Rational Number.
vpx_codec_set_cx_data_buf
vpx_codec_err_t vpx_codec_set_cx_data_buf(vpx_codec_ctx_t *ctx, const vpx_fixed_buf_t *buf, unsigned int pad_before, unsigned int pad_after)
Set compressed data output buffer.
vpx_codec_encode
vpx_codec_err_t vpx_codec_encode(vpx_codec_ctx_t *ctx, const vpx_image_t *img, vpx_codec_pts_t pts, unsigned long duration, vpx_enc_frame_flags_t flags, vpx_enc_deadline_t deadline)
Encode a frame.
vpx_rc_mode
vpx_rc_mode
Rate control mode.
Definition vpx_encoder.h:240
VPX_CODEC_PSNR_PKT
@ VPX_CODEC_PSNR_PKT
Definition vpx_encoder.h:158
VPX_CODEC_CX_FRAME_PKT
@ VPX_CODEC_CX_FRAME_PKT
Definition vpx_encoder.h:155
VPX_CODEC_STATS_PKT
@ VPX_CODEC_STATS_PKT
Definition vpx_encoder.h:156
VPX_CODEC_CUSTOM_PKT
@ VPX_CODEC_CUSTOM_PKT
Definition vpx_encoder.h:159
VPX_CODEC_FPMB_STATS_PKT
@ VPX_CODEC_FPMB_STATS_PKT
Definition vpx_encoder.h:157
VPX_RC_LAST_PASS
@ VPX_RC_LAST_PASS
Definition vpx_encoder.h:236
VPX_RC_ONE_PASS
@ VPX_RC_ONE_PASS
Definition vpx_encoder.h:234
VPX_RC_FIRST_PASS
@ VPX_RC_FIRST_PASS
Definition vpx_encoder.h:235
VPX_KF_DISABLED
@ VPX_KF_DISABLED
Definition vpx_encoder.h:258
VPX_KF_FIXED
@ VPX_KF_FIXED
Definition vpx_encoder.h:256
VPX_KF_AUTO
@ VPX_KF_AUTO
Definition vpx_encoder.h:257
VPX_Q
@ VPX_Q
Definition vpx_encoder.h:244
VPX_CQ
@ VPX_CQ
Definition vpx_encoder.h:243
VPX_CBR
@ VPX_CBR
Definition vpx_encoder.h:242
VPX_VBR
@ VPX_VBR
Definition vpx_encoder.h:241
vpx_codec_cx_pkt
Encoder output packet.
Definition vpx_encoder.h:167
vpx_codec_cx_pkt::data
union vpx_codec_cx_pkt::@105367030154200007005241002351245163342006201240 data
vpx_codec_cx_pkt::spatial_layer_id
int spatial_layer_id
Definition vpx_encoder.h:196
vpx_codec_cx_pkt::pad
char pad[128 - sizeof(enum vpx_codec_cx_pkt_kind)]
Definition vpx_encoder.h:205
vpx_codec_cx_pkt::frame
struct vpx_codec_cx_pkt::@105367030154200007005241002351245163342006201240::@337301343345304110063267327113124066016321050157 frame
vpx_codec_cx_pkt::flags
vpx_codec_frame_flags_t flags
Definition vpx_encoder.h:177
vpx_codec_cx_pkt::twopass_stats
vpx_fixed_buf_t twopass_stats
Definition vpx_encoder.h:190
vpx_codec_cx_pkt::kind
enum vpx_codec_cx_pkt_kind kind
Definition vpx_encoder.h:168
vpx_codec_cx_pkt::samples
unsigned int samples[4]
Definition vpx_encoder.h:193
vpx_codec_cx_pkt::psnr
double psnr[4]
Definition vpx_encoder.h:195
vpx_codec_cx_pkt::width
unsigned int width[5]
Width and height of frames in this packet. VP8 will only use the first one.
Definition vpx_encoder.h:184
vpx_codec_cx_pkt::spatial_layer_encoded
uint8_t spatial_layer_encoded[5]
Flag to indicate if spatial layer frame in this packet is encoded or dropped. VP8 will always be set ...
Definition vpx_encoder.h:188
vpx_codec_cx_pkt::firstpass_mb_stats
vpx_fixed_buf_t firstpass_mb_stats
Definition vpx_encoder.h:191
vpx_codec_cx_pkt::sz
size_t sz
Definition vpx_encoder.h:172
vpx_codec_cx_pkt::buf
void * buf
Definition vpx_encoder.h:171
vpx_codec_cx_pkt::pts
vpx_codec_pts_t pts
time stamp to show frame (in timebase units)
Definition vpx_encoder.h:174
vpx_codec_cx_pkt::raw
vpx_fixed_buf_t raw
Definition vpx_encoder.h:198
vpx_codec_cx_pkt::height
unsigned int height[5]
Definition vpx_encoder.h:185
vpx_codec_cx_pkt::partition_id
int partition_id
the partition id defines the decoding order of the partitions. Only applicable when "output partition...
Definition vpx_encoder.h:181
vpx_codec_cx_pkt::sse
uint64_t sse[4]
Definition vpx_encoder.h:194
vpx_codec_cx_pkt::duration
unsigned long duration
duration to show frame (in timebase units)
Definition vpx_encoder.h:176
vpx_codec_enc_cfg
Encoder configuration structure.
Definition vpx_encoder.h:279
vpx_codec_enc_cfg::rd_mult_arf_qp_fac
vpx_rational_t rd_mult_arf_qp_fac
Rate-distortion multiplier for alt-ref frames. The multiplier is a crucial parameter in the calculati...
Definition vpx_encoder.h:841
vpx_codec_enc_cfg::rc_resize_allowed
unsigned int rc_resize_allowed
Enable/disable spatial resampling, if supported by the codec.
Definition vpx_encoder.h:411
vpx_codec_enc_cfg::temporal_layering_mode
int temporal_layering_mode
Temporal layering mode indicating which temporal layering scheme to use.
Definition vpx_encoder.h:706
vpx_codec_enc_cfg::kf_min_dist
unsigned int kf_min_dist
Keyframe minimum interval.
Definition vpx_encoder.h:618
vpx_codec_enc_cfg::sr_default_decay_limit
vpx_rational_t sr_default_decay_limit
Second reference default decay limit.
Definition vpx_encoder.h:739
vpx_codec_enc_cfg::rc_min_quantizer
unsigned int rc_min_quantizer
Minimum (Best Quality) Quantizer.
Definition vpx_encoder.h:486
vpx_codec_enc_cfg::ts_number_layers
unsigned int ts_number_layers
Number of temporal coding layers.
Definition vpx_encoder.h:657
vpx_codec_enc_cfg::kf_max_total_boost_factor
vpx_rational_t kf_max_total_boost_factor
Keyframe maximum total boost adjustment factor.
Definition vpx_encoder.h:794
vpx_codec_enc_cfg::rc_twopass_stats_in
vpx_fixed_buf_t rc_twopass_stats_in
Two-pass stats buffer.
Definition vpx_encoder.h:458
vpx_codec_enc_cfg::rc_resize_down_thresh
unsigned int rc_resize_down_thresh
Spatial resampling down watermark.
Definition vpx_encoder.h:441
vpx_codec_enc_cfg::ss_number_layers
unsigned int ss_number_layers
Number of spatial coding layers.
Definition vpx_encoder.h:637
vpx_codec_enc_cfg::rc_2pass_vbr_bias_pct
unsigned int rc_2pass_vbr_bias_pct
Two-pass mode CBR/VBR bias.
Definition vpx_encoder.h:576
vpx_codec_enc_cfg::rc_2pass_vbr_minsection_pct
unsigned int rc_2pass_vbr_minsection_pct
Two-pass mode per-GOP minimum bitrate.
Definition vpx_encoder.h:583
vpx_codec_enc_cfg::ss_enable_auto_alt_ref
int ss_enable_auto_alt_ref[5]
Enable auto alt reference flags for each spatial layer.
Definition vpx_encoder.h:644
vpx_codec_enc_cfg::rc_scaled_width
unsigned int rc_scaled_width
Internal coded frame width.
Definition vpx_encoder.h:418
vpx_codec_enc_cfg::rd_mult_key_qp_fac
vpx_rational_t rd_mult_key_qp_fac
Rate-distortion multiplier for key frames. The multiplier is a crucial parameter in the calculation o...
Definition vpx_encoder.h:851
vpx_codec_enc_cfg::g_profile
unsigned int g_profile
Bitstream profile to use.
Definition vpx_encoder.h:306
vpx_codec_enc_cfg::layer_target_bitrate
unsigned int layer_target_bitrate[12]
Target bitrate for each spatial/temporal layer.
Definition vpx_encoder.h:697
vpx_codec_enc_cfg::g_h
unsigned int g_h
Height of the frame.
Definition vpx_encoder.h:324
vpx_codec_enc_cfg::kf_mode
enum vpx_kf_mode kf_mode
Keyframe placement mode.
Definition vpx_encoder.h:609
vpx_codec_enc_cfg::ts_layer_id
unsigned int ts_layer_id[16]
Template defining the membership of frames to temporal layers.
Definition vpx_encoder.h:689
vpx_codec_enc_cfg::g_error_resilient
vpx_codec_er_flags_t g_error_resilient
Enable error resilient modes.
Definition vpx_encoder.h:362
vpx_codec_enc_cfg::ts_periodicity
unsigned int ts_periodicity
Length of the sequence defining frame temporal layer membership.
Definition vpx_encoder.h:680
vpx_codec_enc_cfg::rc_overshoot_pct
unsigned int rc_overshoot_pct
Rate control adaptation overshoot control.
Definition vpx_encoder.h:529
vpx_codec_enc_cfg::rc_firstpass_mb_stats_in
vpx_fixed_buf_t rc_firstpass_mb_stats_in
first pass mb stats buffer.
Definition vpx_encoder.h:465
vpx_codec_enc_cfg::rc_scaled_height
unsigned int rc_scaled_height
Internal coded frame height.
Definition vpx_encoder.h:425
vpx_codec_enc_cfg::g_usage
unsigned int g_usage
Deprecated: Algorithm specific "usage" value.
Definition vpx_encoder.h:288
vpx_codec_enc_cfg::g_w
unsigned int g_w
Width of the frame.
Definition vpx_encoder.h:315
vpx_codec_enc_cfg::ss_target_bitrate
unsigned int ss_target_bitrate[5]
Target bitrate for each spatial layer.
Definition vpx_encoder.h:651
vpx_codec_enc_cfg::rc_buf_sz
unsigned int rc_buf_sz
Decoder Buffer Size.
Definition vpx_encoder.h:544
vpx_codec_enc_cfg::rc_dropframe_thresh
unsigned int rc_dropframe_thresh
Temporal resampling configuration, if supported by the codec.
Definition vpx_encoder.h:402
vpx_codec_enc_cfg::g_timebase
struct vpx_rational g_timebase
Stream timebase units.
Definition vpx_encoder.h:354
vpx_codec_enc_cfg::g_pass
enum vpx_enc_pass g_pass
Multi-pass Encoding Mode.
Definition vpx_encoder.h:369
vpx_codec_enc_cfg::kf_frame_max_boost_first_factor
vpx_rational_t kf_frame_max_boost_first_factor
Keyframe maximum boost adjustment factor, for the first keyframe in a chunk.
Definition vpx_encoder.h:776
vpx_codec_enc_cfg::rc_resize_up_thresh
unsigned int rc_resize_up_thresh
Spatial resampling up watermark.
Definition vpx_encoder.h:433
vpx_codec_enc_cfg::rc_max_quantizer
unsigned int rc_max_quantizer
Maximum (Worst Quality) Quantizer.
Definition vpx_encoder.h:495
vpx_codec_enc_cfg::rc_2pass_vbr_corpus_complexity
unsigned int rc_2pass_vbr_corpus_complexity
Two-pass corpus vbr mode complexity control Used only in VP9: A value representing the corpus midpoin...
Definition vpx_encoder.h:597
vpx_codec_enc_cfg::zm_factor
vpx_rational_t zm_factor
Zero motion power factor.
Definition vpx_encoder.h:821
vpx_codec_enc_cfg::g_lag_in_frames
unsigned int g_lag_in_frames
Allow lagged encoding.
Definition vpx_encoder.h:383
vpx_codec_enc_cfg::rc_end_usage
enum vpx_rc_mode rc_end_usage
Rate control algorithm to use.
Definition vpx_encoder.h:451
vpx_codec_enc_cfg::active_wq_factor
vpx_rational_t active_wq_factor
Active worst quality factor.
Definition vpx_encoder.h:721
vpx_codec_enc_cfg::gf_max_total_boost_factor
vpx_rational_t gf_max_total_boost_factor
Golden frame maximum total boost adjustment factor.
Definition vpx_encoder.h:803
vpx_codec_enc_cfg::rc_buf_initial_sz
unsigned int rc_buf_initial_sz
Decoder Buffer Initial Size.
Definition vpx_encoder.h:553
vpx_codec_enc_cfg::g_bit_depth
vpx_bit_depth_t g_bit_depth
Bit-depth of the codec.
Definition vpx_encoder.h:332
vpx_codec_enc_cfg::gf_frame_max_boost_factor
vpx_rational_t gf_frame_max_boost_factor
Golden frame maximum boost adjustment factor.
Definition vpx_encoder.h:812
vpx_codec_enc_cfg::rc_buf_optimal_sz
unsigned int rc_buf_optimal_sz
Decoder Buffer Optimal Size.
Definition vpx_encoder.h:562
vpx_codec_enc_cfg::use_vizier_rc_params
int use_vizier_rc_params
A flag indicating whether to use external rate control parameters. By default is 0....
Definition vpx_encoder.h:712
vpx_codec_enc_cfg::rc_2pass_vbr_maxsection_pct
unsigned int rc_2pass_vbr_maxsection_pct
Two-pass mode per-GOP maximum bitrate.
Definition vpx_encoder.h:590
vpx_codec_enc_cfg::rc_target_bitrate
unsigned int rc_target_bitrate
Target data rate.
Definition vpx_encoder.h:473
vpx_codec_enc_cfg::ts_target_bitrate
unsigned int ts_target_bitrate[5]
Target bitrate for each temporal layer.
Definition vpx_encoder.h:664
vpx_codec_enc_cfg::err_per_mb_factor
vpx_rational_t err_per_mb_factor
Error per macroblock adjustment factor.
Definition vpx_encoder.h:730
vpx_codec_enc_cfg::g_input_bit_depth
unsigned int g_input_bit_depth
Bit-depth of the input frames.
Definition vpx_encoder.h:340
vpx_codec_enc_cfg::kf_frame_min_boost_factor
vpx_rational_t kf_frame_min_boost_factor
Keyframe minimum boost adjustment factor.
Definition vpx_encoder.h:766
vpx_codec_enc_cfg::sr_diff_factor
vpx_rational_t sr_diff_factor
Second reference difference factor.
Definition vpx_encoder.h:748
vpx_codec_enc_cfg::kf_err_per_mb_factor
vpx_rational_t kf_err_per_mb_factor
Keyframe error per macroblock adjustment factor.
Definition vpx_encoder.h:757
vpx_codec_enc_cfg::rc_undershoot_pct
unsigned int rc_undershoot_pct
Rate control adaptation undershoot control.
Definition vpx_encoder.h:514
vpx_codec_enc_cfg::ts_rate_decimator
unsigned int ts_rate_decimator[5]
Frame rate decimation factor for each temporal layer.
Definition vpx_encoder.h:671
vpx_codec_enc_cfg::kf_max_dist
unsigned int kf_max_dist
Keyframe maximum interval.
Definition vpx_encoder.h:627
vpx_codec_enc_cfg::rd_mult_inter_qp_fac
vpx_rational_t rd_mult_inter_qp_fac
Rate-distortion multiplier for inter frames. The multiplier is a crucial parameter in the calculation...
Definition vpx_encoder.h:831
vpx_codec_enc_cfg::kf_frame_max_boost_subs_factor
vpx_rational_t kf_frame_max_boost_subs_factor
Keyframe maximum boost adjustment factor, for subsequent keyframes.
Definition vpx_encoder.h:785
vpx_codec_enc_cfg::g_threads
unsigned int g_threads
Maximum number of threads to use.
Definition vpx_encoder.h:296
vpx_codec_enc_output_cx_cb_pair
Callback function pointer / user data pair storage.
Definition vpx_encoder.h:218
vpx_codec_enc_output_cx_cb_pair::user_priv
void * user_priv
Definition vpx_encoder.h:220
vpx_codec_enc_output_cx_cb_pair::output_cx_pkt
vpx_codec_enc_output_cx_pkt_cb_fn_t output_cx_pkt
Definition vpx_encoder.h:219
vpx_fixed_buf
Generic fixed size buffer structure.
Definition vpx_encoder.h:103
vpx_fixed_buf::sz
size_t sz
Definition vpx_encoder.h:105
vpx_fixed_buf::buf
void * buf
Definition vpx_encoder.h:104
vpx_rational
Rational Number.
Definition vpx_encoder.h:227
vpx_rational::den
int den
Definition vpx_encoder.h:229
vpx_rational::num
int num
Definition vpx_encoder.h:228
vpx_svc_parameters
vp9 svc extra configure parameters
Definition vpx_encoder.h:859
vpx_svc_parameters::min_quantizers
int min_quantizers[12]
Definition vpx_encoder.h:861
vpx_svc_parameters::scaling_factor_num
int scaling_factor_num[12]
Definition vpx_encoder.h:862
vpx_svc_parameters::speed_per_layer
int speed_per_layer[12]
Definition vpx_encoder.h:864
vpx_svc_parameters::max_quantizers
int max_quantizers[12]
Definition vpx_encoder.h:860
vpx_svc_parameters::scaling_factor_den
int scaling_factor_den[12]
Definition vpx_encoder.h:863
vpx_svc_parameters::loopfilter_ctrl
int loopfilter_ctrl[12]
Definition vpx_encoder.h:866
vpx_svc_parameters::temporal_layering_mode
int temporal_layering_mode
Definition vpx_encoder.h:865
vpx_codec.h
Describes the codec algorithm interface to applications.
vpx_ext_ratectrl.h
Defines structs and callbacks needed for external rate control.
vpx_image_t
struct vpx_image vpx_image_t
Image Descriptor.