2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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.
10 #ifndef VPX_VPX_VP8CX_H_
11 #define VPX_VPX_VP8CX_H_
13 /*!\defgroup vp8_encoder WebM VP8/VP9 Encoder
19 #include "./vpx_encoder.h"
20 #include "./vpx_ext_ratectrl.h"
23 * \brief Provides definitions for using VP8 or VP9 encoder algorithm within the
24 * vpx Codec Interface.
31 /*!\name Algorithm interface for VP8
33 * This interface provides the capability to encode raw VP8 streams.
36 extern vpx_codec_iface_t vpx_codec_vp8_cx_algo;
37 extern vpx_codec_iface_t *vpx_codec_vp8_cx(void);
38 /*!@} - end algorithm interface member group*/
40 /*!\name Algorithm interface for VP9
42 * This interface provides the capability to encode raw VP9 streams.
45 extern vpx_codec_iface_t vpx_codec_vp9_cx_algo;
46 extern vpx_codec_iface_t *vpx_codec_vp9_cx(void);
47 /*!@} - end algorithm interface member group*/
53 /*!\brief Don't reference the last frame
55 * When this flag is set, the encoder will not use the last frame as a
56 * predictor. When not set, the encoder will choose whether to use the
57 * last frame or not automatically.
59 #define VP8_EFLAG_NO_REF_LAST (1 << 16)
61 /*!\brief Don't reference the golden frame
63 * When this flag is set, the encoder will not use the golden frame as a
64 * predictor. When not set, the encoder will choose whether to use the
65 * golden frame or not automatically.
67 #define VP8_EFLAG_NO_REF_GF (1 << 17)
69 /*!\brief Don't reference the alternate reference frame
71 * When this flag is set, the encoder will not use the alt ref frame as a
72 * predictor. When not set, the encoder will choose whether to use the
73 * alt ref frame or not automatically.
75 #define VP8_EFLAG_NO_REF_ARF (1 << 21)
77 /*!\brief Don't update the last frame
79 * When this flag is set, the encoder will not update the last frame with
80 * the contents of the current frame.
82 #define VP8_EFLAG_NO_UPD_LAST (1 << 18)
84 /*!\brief Don't update the golden frame
86 * When this flag is set, the encoder will not update the golden frame with
87 * the contents of the current frame.
89 #define VP8_EFLAG_NO_UPD_GF (1 << 22)
91 /*!\brief Don't update the alternate reference frame
93 * When this flag is set, the encoder will not update the alt ref frame with
94 * the contents of the current frame.
96 #define VP8_EFLAG_NO_UPD_ARF (1 << 23)
98 /*!\brief Force golden frame update
100 * When this flag is set, the encoder copy the contents of the current frame
101 * to the golden frame buffer.
103 #define VP8_EFLAG_FORCE_GF (1 << 19)
105 /*!\brief Force alternate reference frame update
107 * When this flag is set, the encoder copy the contents of the current frame
108 * to the alternate reference frame buffer.
110 #define VP8_EFLAG_FORCE_ARF (1 << 24)
112 /*!\brief Disable entropy update
114 * When this flag is set, the encoder will not update its internal entropy
115 * model based on the entropy of this frame.
117 #define VP8_EFLAG_NO_UPD_ENTROPY (1 << 20)
119 /*!\brief VPx encoder control functions
121 * This set of macros define the control functions available for VPx
124 * \sa #vpx_codec_control
126 enum vp8e_enc_control_id {
127 /*!\brief Codec control function to pass an ROI map to encoder.
129 * Supported in codecs: VP8
131 VP8E_SET_ROI_MAP = 8,
133 /*!\brief Codec control function to pass an Active map to encoder.
135 * Supported in codecs: VP8, VP9
139 /*!\brief Codec control function to set encoder scaling mode.
141 * Supported in codecs: VP8, VP9
143 VP8E_SET_SCALEMODE = 11,
145 /*!\brief Codec control function to set encoder internal speed settings.
147 * Changes in this value influences, among others, the encoder's selection
148 * of motion estimation methods. Values greater than 0 will increase encoder
149 * speed at the expense of quality.
151 * \note Valid range for VP8: -16..16
152 * \note Valid range for VP9: -9..9
154 * Supported in codecs: VP8, VP9
156 VP8E_SET_CPUUSED = 13,
158 /*!\brief Codec control function to enable automatic use of arf frames.
160 * \note Valid range for VP8: 0..1
161 * \note Valid range for VP9: 0..6
163 * Supported in codecs: VP8, VP9
165 VP8E_SET_ENABLEAUTOALTREF,
167 /*!\brief control function to set noise sensitivity
169 * 0: off, 1: OnYOnly, 2: OnYUV,
170 * 3: OnYUVAggressive, 4: Adaptive
172 * Supported in codecs: VP8
174 VP8E_SET_NOISE_SENSITIVITY,
176 /*!\brief Codec control function to set higher sharpness at the expense
179 * \note Valid range: 0..7
181 * Supported in codecs: VP8, VP9
185 /*!\brief Codec control function to set the threshold for MBs treated static.
187 * Supported in codecs: VP8, VP9
189 VP8E_SET_STATIC_THRESHOLD,
191 /*!\brief Codec control function to set the number of token partitions.
193 * Supported in codecs: VP8
195 VP8E_SET_TOKEN_PARTITIONS,
197 /*!\brief Codec control function to get last quantizer chosen by the encoder.
199 * Return value uses internal quantizer scale defined by the codec.
201 * Supported in codecs: VP8, VP9
203 VP8E_GET_LAST_QUANTIZER,
205 /*!\brief Codec control function to get last quantizer chosen by the encoder.
207 * Return value uses the 0..63 scale as used by the rc_*_quantizer config
210 * Supported in codecs: VP8, VP9
212 VP8E_GET_LAST_QUANTIZER_64,
214 /*!\brief Codec control function to set the max no of frames to create arf.
216 * Supported in codecs: VP8, VP9
218 VP8E_SET_ARNR_MAXFRAMES,
220 /*!\brief Codec control function to set the filter strength for the arf.
222 * Supported in codecs: VP8, VP9
224 VP8E_SET_ARNR_STRENGTH,
226 /*!\deprecated control function to set the filter type to use for the arf. */
229 /*!\brief Codec control function to set visual tuning.
231 * Supported in codecs: VP8, VP9
235 /*!\brief Codec control function to set constrained / constant quality level.
237 * \attention For this value to be used vpx_codec_enc_cfg_t::rc_end_usage must
238 * be set to #VPX_CQ or #VPX_Q
239 * \note Valid range: 0..63
241 * Supported in codecs: VP8, VP9
245 /*!\brief Codec control function to set Max data rate for Intra frames.
247 * This value controls additional clamping on the maximum size of a
248 * keyframe. It is expressed as a percentage of the average
249 * per-frame bitrate, with the special (and default) value 0 meaning
250 * unlimited, or no additional clamping beyond the codec's built-in
253 * For example, to allocate no more than 4.5 frames worth of bitrate
254 * to a keyframe, set this to 450.
256 * Supported in codecs: VP8, VP9
258 VP8E_SET_MAX_INTRA_BITRATE_PCT,
260 /*!\brief Codec control function to set reference and update frame flags.
262 * Supported in codecs: VP8
264 VP8E_SET_FRAME_FLAGS,
266 /*!\brief Codec control function to set max data rate for Inter frames.
268 * This value controls additional clamping on the maximum size of an
269 * inter frame. It is expressed as a percentage of the average
270 * per-frame bitrate, with the special (and default) value 0 meaning
271 * unlimited, or no additional clamping beyond the codec's built-in
274 * For example, to allow no more than 4.5 frames worth of bitrate
275 * to an inter frame, set this to 450.
277 * Supported in codecs: VP9
279 VP9E_SET_MAX_INTER_BITRATE_PCT,
281 /*!\brief Boost percentage for Golden Frame in CBR mode.
283 * This value controls the amount of boost given to Golden Frame in
284 * CBR mode. It is expressed as a percentage of the average
285 * per-frame bitrate, with the special (and default) value 0 meaning
286 * the feature is off, i.e., no golden frame boost in CBR mode and
287 * average bitrate target is used.
289 * For example, to allow 100% more bits, i.e, 2X, in a golden frame
290 * than average frame, set this to 100.
292 * Supported in codecs: VP9
294 VP9E_SET_GF_CBR_BOOST_PCT,
296 /*!\brief Codec control function to set the temporal layer id.
298 * For temporal scalability: this control allows the application to set the
299 * layer id for each frame to be encoded. Note that this control must be set
300 * for every frame prior to encoding. The usage of this control function
301 * supersedes the internal temporal pattern counter, which is now deprecated.
303 * Supported in codecs: VP8
305 VP8E_SET_TEMPORAL_LAYER_ID,
307 /*!\brief Codec control function to set encoder screen content mode.
309 * 0: off, 1: On, 2: On with more aggressive rate control.
311 * Supported in codecs: VP8
313 VP8E_SET_SCREEN_CONTENT_MODE,
315 /*!\brief Codec control function to set lossless encoding mode.
317 * VP9 can operate in lossless encoding mode, in which the bitstream
318 * produced will be able to decode and reconstruct a perfect copy of
319 * input source. This control function provides a mean to switch encoder
320 * into lossless coding mode(1) or normal coding mode(0) that may be lossy.
321 * 0 = lossy coding mode
322 * 1 = lossless coding mode
324 * By default, encoder operates in normal coding mode (maybe lossy).
326 * Supported in codecs: VP9
330 /*!\brief Codec control function to set number of tile columns.
332 * In encoding and decoding, VP9 allows an input image frame be partitioned
333 * into separated vertical tile columns, which can be encoded or decoded
334 * independently. This enables easy implementation of parallel encoding and
335 * decoding. This control requests the encoder to use column tiles in
336 * encoding an input frame, with number of tile columns (in Log2 unit) as
342 * n = 2**n tile columns
343 * The requested tile columns will be capped by the encoder based on image
344 * size limitations (The minimum width of a tile column is 256 pixels, the
347 * By default, the value is 6, i.e., the maximum number of tiles supported by
350 * Supported in codecs: VP9
352 VP9E_SET_TILE_COLUMNS,
354 /*!\brief Codec control function to set number of tile rows.
356 * In encoding and decoding, VP9 allows an input image frame be partitioned
357 * into separated horizontal tile rows. Tile rows are encoded or decoded
358 * sequentially. Even though encoding/decoding of later tile rows depends on
359 * earlier ones, this allows the encoder to output data packets for tile rows
360 * prior to completely processing all tile rows in a frame, thereby reducing
361 * the latency in processing between input and output. The parameter
362 * for this control describes the number of tile rows, which has a valid
368 * By default, the value is 0, i.e. one single row tile for entire image.
370 * Supported in codecs: VP9
374 /*!\brief Codec control function to enable frame parallel decoding feature.
376 * VP9 has a bitstream feature to reduce decoding dependency between frames
377 * by turning off backward update of probability context used in encoding
378 * and decoding. This allows staged parallel processing of more than one
379 * video frame in the decoder. This control function provides a means to
380 * turn this feature on or off for bitstreams produced by encoder.
382 * By default, this feature is on.
384 * Supported in codecs: VP9
386 VP9E_SET_FRAME_PARALLEL_DECODING,
388 /*!\brief Codec control function to set adaptive quantization mode.
390 * VP9 has a segment based feature that allows encoder to adaptively change
391 * quantization parameter for each segment within a frame to improve the
392 * subjective quality. This control makes encoder operate in one of the
393 * several AQ_modes supported.
395 * By default, encoder operates with AQ_Mode 0(adaptive quantization off).
397 * Supported in codecs: VP9
401 /*!\brief Codec control function to enable/disable periodic Q boost.
403 * One VP9 encoder speed feature is to enable quality boost by lowering
404 * frame level Q periodically. This control function provides a mean to
405 * turn on/off this feature.
409 * By default, the encoder is allowed to use this feature for appropriate
412 * Supported in codecs: VP9
414 VP9E_SET_FRAME_PERIODIC_BOOST,
416 /*!\brief Codec control function to set noise sensitivity.
418 * 0: off, 1: On(YOnly), 2: For SVC only, on top two spatial layers(YOnly)
420 * Supported in codecs: VP9
422 VP9E_SET_NOISE_SENSITIVITY,
424 /*!\brief Codec control function to turn on/off SVC in encoder.
425 * \note Return value is VPX_CODEC_INVALID_PARAM if the encoder does not
426 * support SVC in its current encoding mode
429 * Supported in codecs: VP9
433 /*!\brief Codec control function to pass an ROI map to encoder.
435 * Supported in codecs: VP9
439 /*!\brief Codec control function to set parameters for SVC.
440 * \note Parameters contain min_q, max_q, scaling factor for each of the
443 * Supported in codecs: VP9
445 VP9E_SET_SVC_PARAMETERS,
447 /*!\brief Codec control function to set svc layer for spatial and temporal.
448 * \note Valid ranges: 0..#vpx_codec_enc_cfg::ss_number_layers for spatial
449 * layer and 0..#vpx_codec_enc_cfg::ts_number_layers for
452 * Supported in codecs: VP9
454 VP9E_SET_SVC_LAYER_ID,
456 /*!\brief Codec control function to set content type.
457 * \note Valid parameter range:
458 * VP9E_CONTENT_DEFAULT = Regular video content (Default)
459 * VP9E_CONTENT_SCREEN = Screen capture content
460 * VP9E_CONTENT_FILM = Film content: improves grain retention
462 * Supported in codecs: VP9
464 VP9E_SET_TUNE_CONTENT,
466 /*!\brief Codec control function to get svc layer ID.
467 * \note The layer ID returned is for the data packet from the registered
470 * Supported in codecs: VP9
472 VP9E_GET_SVC_LAYER_ID,
474 /*!\brief Codec control function to register callback to get per layer packet.
475 * \note Parameter for this control function is a structure with a callback
476 * function and a pointer to private data used by the callback.
478 * Supported in codecs: VP9
480 VP9E_REGISTER_CX_CALLBACK,
482 /*!\brief Codec control function to set color space info.
483 * \note Valid ranges: 0..7, default is "UNKNOWN".
493 * Supported in codecs: VP9
495 VP9E_SET_COLOR_SPACE,
497 /*!\brief Codec control function to set temporal layering mode.
498 * \note Valid ranges: 0..3, default is "0"
499 * (VP9E_TEMPORAL_LAYERING_MODE_NOLAYERING).
500 * 0 = VP9E_TEMPORAL_LAYERING_MODE_NOLAYERING
501 * 1 = VP9E_TEMPORAL_LAYERING_MODE_BYPASS
502 * 2 = VP9E_TEMPORAL_LAYERING_MODE_0101
503 * 3 = VP9E_TEMPORAL_LAYERING_MODE_0212
505 * Supported in codecs: VP9
507 VP9E_SET_TEMPORAL_LAYERING_MODE,
509 /*!\brief Codec control function to set minimum interval between GF/ARF frames
511 * By default the value is set as 4.
513 * Supported in codecs: VP9
515 VP9E_SET_MIN_GF_INTERVAL,
517 /*!\brief Codec control function to set minimum interval between GF/ARF frames
519 * By default the value is set as 16.
521 * Supported in codecs: VP9
523 VP9E_SET_MAX_GF_INTERVAL,
525 /*!\brief Codec control function to get an Active map back from the encoder.
527 * Supported in codecs: VP9
531 /*!\brief Codec control function to set color range bit.
532 * \note Valid ranges: 0..1, default is 0
533 * 0 = Limited range (16..235 or HBD equivalent)
534 * 1 = Full range (0..255 or HBD equivalent)
536 * Supported in codecs: VP9
538 VP9E_SET_COLOR_RANGE,
540 /*!\brief Codec control function to set the frame flags and buffer indices
541 * for spatial layers. The frame flags and buffer indices are set using the
542 * struct #vpx_svc_ref_frame_config defined below.
544 * Supported in codecs: VP9
546 VP9E_SET_SVC_REF_FRAME_CONFIG,
548 /*!\brief Codec control function to set intended rendering image size.
550 * By default, this is identical to the image size in pixels.
552 * Supported in codecs: VP9
554 VP9E_SET_RENDER_SIZE,
556 /*!\brief Codec control function to set target level.
558 * 255: off (default); 0: only keep level stats; 10: target for level 1.0;
559 * 11: target for level 1.1; ... 62: target for level 6.2
561 * Supported in codecs: VP9
563 VP9E_SET_TARGET_LEVEL,
565 /*!\brief Codec control function to set row level multi-threading.
569 * Supported in codecs: VP9
573 /*!\brief Codec control function to get bitstream level.
575 * Supported in codecs: VP9
579 /*!\brief Codec control function to enable/disable special mode for altref
580 * adaptive quantization. You can use it with --aq-mode concurrently.
582 * Enable special adaptive quantization for altref frames based on their
583 * expected prediction quality for the future frames.
585 * Supported in codecs: VP9
589 /*!\brief Boost percentage for Golden Frame in CBR mode.
591 * This value controls the amount of boost given to Golden Frame in
592 * CBR mode. It is expressed as a percentage of the average
593 * per-frame bitrate, with the special (and default) value 0 meaning
594 * the feature is off, i.e., no golden frame boost in CBR mode and
595 * average bitrate target is used.
597 * For example, to allow 100% more bits, i.e, 2X, in a golden frame
598 * than average frame, set this to 100.
600 * Supported in codecs: VP8
602 VP8E_SET_GF_CBR_BOOST_PCT,
604 /*!\brief Codec control function to enable the extreme motion vector unit test
605 * in VP9. Please note that this is only used in motion vector unit test.
607 * 0 : off, 1 : MAX_EXTREME_MV, 2 : MIN_EXTREME_MV
609 * Supported in codecs: VP9
611 VP9E_ENABLE_MOTION_VECTOR_UNIT_TEST,
613 /*!\brief Codec control function to constrain the inter-layer prediction
614 * (prediction of lower spatial resolution) in VP9 SVC.
616 * 0 : inter-layer prediction on, 1 : off, 2 : off only on non-key frames
618 * Supported in codecs: VP9
620 VP9E_SET_SVC_INTER_LAYER_PRED,
622 /*!\brief Codec control function to set mode and thresholds for frame
623 * dropping in SVC. Drop frame thresholds are set per-layer. Mode is set as:
624 * 0 : layer-dependent dropping, 1 : constrained dropping, current layer drop
625 * forces drop on all upper layers. Default mode is 0.
627 * Supported in codecs: VP9
629 VP9E_SET_SVC_FRAME_DROP_LAYER,
631 /*!\brief Codec control function to get the refresh and reference flags and
632 * the buffer indices, up to the last encoded spatial layer.
634 * Supported in codecs: VP9
636 VP9E_GET_SVC_REF_FRAME_CONFIG,
638 /*!\brief Codec control function to enable/disable use of golden reference as
639 * a second temporal reference for SVC. Only used when inter-layer prediction
640 * is disabled on INTER frames.
642 * 0: Off, 1: Enabled (default)
644 * Supported in codecs: VP9
646 VP9E_SET_SVC_GF_TEMPORAL_REF,
648 /*!\brief Codec control function to enable spatial layer sync frame, for any
649 * spatial layer. Enabling it for layer k means spatial layer k will disable
650 * all temporal prediction, but keep the inter-layer prediction. It will
651 * refresh any temporal reference buffer for that layer, and reset the
652 * temporal layer for the superframe to 0. Setting the layer sync for base
653 * spatial layer forces a key frame. Default is off (0) for all spatial
654 * layers. Spatial layer sync flag is reset to 0 after each encoded layer,
655 * so when control is invoked it is only used for the current superframe.
657 * 0: Off (default), 1: Enabled
659 * Supported in codecs: VP9
661 VP9E_SET_SVC_SPATIAL_LAYER_SYNC,
663 /*!\brief Codec control function to enable temporal dependency model.
665 * Vp9 allows the encoder to run temporal dependency model and use it to
666 * improve the compression performance. To enable, set this parameter to be
667 * 1. The default value is set to be 1.
671 /*!\brief Codec control function to enable postencode frame drop.
673 * This will allow encoder to drop frame after it's encoded.
675 * 0: Off (default), 1: Enabled
677 * Supported in codecs: VP9
679 VP9E_SET_POSTENCODE_DROP,
681 /*!\brief Codec control function to set delta q for uv.
685 * Supported in codecs: VP9
689 /*!\brief Codec control function to disable increase Q on overshoot in CBR.
691 * 0: On (default), 1: Disable.
693 * Supported in codecs: VP9
695 VP9E_SET_DISABLE_OVERSHOOT_MAXQ_CBR,
697 /*!\brief Codec control function to disable loopfilter.
699 * 0: Loopfilter on all frames, 1: Disable on non reference frames.
700 * 2: Disable on all frames.
702 * Supported in codecs: VP9
704 VP9E_SET_DISABLE_LOOPFILTER,
706 /*!\brief Codec control function to enable external rate control library.
708 * args[0]: path of the rate control library
710 * args[1]: private config of the rate control library
712 * Supported in codecs: VP9
714 VP9E_SET_EXTERNAL_RATE_CONTROL,
716 /*!\brief Codec control to disable internal features in rate control.
718 * This will do 3 things, only for 1 pass:
719 * - Turn off low motion computation
720 * - Turn off gf update constraint on key frame frequency
721 * - Turn off content mode for cyclic refresh
723 * With those, the rate control is expected to work exactly the same as the
724 * interface provided in ratectrl_rtc.cc/h
726 * Supported in codecs: VP9
728 VP9E_SET_RTC_EXTERNAL_RATECTRL,
730 /*!\brief Codec control function to get loopfilter level in the encoder.
732 * Supported in codecs: VP9
734 VP9E_GET_LOOPFILTER_LEVEL,
737 /*!\brief vpx 1-D scaling mode
739 * This set of constants define 1-D vpx scaling modes
741 typedef enum vpx_scaling_mode_1d {
748 /*!\brief Temporal layering mode enum for VP9 SVC.
750 * This set of macros define the different temporal layering modes.
751 * Supported codecs: VP9 (in SVC mode)
754 typedef enum vp9e_temporal_layering_mode {
755 /*!\brief No temporal layering.
756 * Used when only spatial layering is used.
758 VP9E_TEMPORAL_LAYERING_MODE_NOLAYERING = 0,
760 /*!\brief Bypass mode.
761 * Used when application needs to control temporal layering.
762 * This will only work when the number of spatial layers equals 1.
764 VP9E_TEMPORAL_LAYERING_MODE_BYPASS = 1,
766 /*!\brief 0-1-0-1... temporal layering scheme with two temporal layers.
768 VP9E_TEMPORAL_LAYERING_MODE_0101 = 2,
770 /*!\brief 0-2-1-2... temporal layering scheme with three temporal layers.
772 VP9E_TEMPORAL_LAYERING_MODE_0212 = 3
773 } VP9E_TEMPORAL_LAYERING_MODE;
775 /*!\brief vpx region of interest map
777 * These defines the data structures for the region of interest map
781 typedef struct vpx_roi_map {
782 /*! If ROI is enabled. */
784 /*! An id between 0-3 (0-7 for vp9) for each 16x16 (8x8 for VP9)
785 * region within a frame. */
786 unsigned char *roi_map;
787 unsigned int rows; /**< Number of rows. */
788 unsigned int cols; /**< Number of columns. */
789 /*! VP8 only uses the first 4 segments. VP9 uses 8 segments. */
790 int delta_q[8]; /**< Quantizer deltas. */
791 int delta_lf[8]; /**< Loop filter deltas. */
792 /*! skip and ref frame segment is only used in VP9. */
793 int skip[8]; /**< Skip this block. */
794 int ref_frame[8]; /**< Reference frame for this block. */
795 /*! Static breakout threshold for each segment. Only used in VP8. */
796 unsigned int static_threshold[4];
799 /*!\brief vpx active region map
801 * These defines the data structures for active region map
805 typedef struct vpx_active_map {
806 /*!\brief specify an on (1) or off (0) each 16x16 region within a frame */
807 unsigned char *active_map;
808 unsigned int rows; /**< number of rows */
809 unsigned int cols; /**< number of cols */
812 /*!\brief vpx image scaling mode
814 * This defines the data structure for image scaling mode
817 typedef struct vpx_scaling_mode {
818 VPX_SCALING_MODE h_scaling_mode; /**< horizontal scaling mode */
819 VPX_SCALING_MODE v_scaling_mode; /**< vertical scaling mode */
820 } vpx_scaling_mode_t;
822 /*!\brief VP8 token partition mode
824 * This defines VP8 partitioning mode for compressed data, i.e., the number of
825 * sub-streams in the bitstream. Used for parallelized decoding.
830 VP8_ONE_TOKENPARTITION = 0,
831 VP8_TWO_TOKENPARTITION = 1,
832 VP8_FOUR_TOKENPARTITION = 2,
833 VP8_EIGHT_TOKENPARTITION = 3
834 } vp8e_token_partitions;
836 /*!brief VP9 encoder content type */
838 VP9E_CONTENT_DEFAULT,
844 /*!\brief VP8 model tuning parameters
846 * Changes the encoder to tune for certain types of input material.
849 typedef enum { VP8_TUNE_PSNR, VP8_TUNE_SSIM } vp8e_tuning;
851 /*!\brief vp9 svc layer parameters
853 * This defines the spatial and temporal layer id numbers for svc encoding.
854 * This is used with the #VP9E_SET_SVC_LAYER_ID control to set the spatial and
855 * temporal layer id for the current frame.
858 typedef struct vpx_svc_layer_id {
859 int spatial_layer_id; /**< First spatial layer to start encoding. */
860 // TODO(jianj): Deprecated, to be removed.
861 int temporal_layer_id; /**< Temporal layer id number. */
862 int temporal_layer_id_per_spatial[VPX_SS_MAX_LAYERS]; /**< Temp layer id. */
863 } vpx_svc_layer_id_t;
865 /*!\brief vp9 svc frame flag parameters.
867 * This defines the frame flags and buffer indices for each spatial layer for
869 * This is used with the #VP9E_SET_SVC_REF_FRAME_CONFIG control to set frame
870 * flags and buffer indices for each spatial layer for the current (super)frame.
873 typedef struct vpx_svc_ref_frame_config {
874 int lst_fb_idx[VPX_SS_MAX_LAYERS]; /**< Last buffer index. */
875 int gld_fb_idx[VPX_SS_MAX_LAYERS]; /**< Golden buffer index. */
876 int alt_fb_idx[VPX_SS_MAX_LAYERS]; /**< Altref buffer index. */
877 int update_buffer_slot[VPX_SS_MAX_LAYERS]; /**< Update reference frames. */
878 // TODO(jianj): Remove update_last/golden/alt_ref, these are deprecated.
879 int update_last[VPX_SS_MAX_LAYERS]; /**< Update last. */
880 int update_golden[VPX_SS_MAX_LAYERS]; /**< Update golden. */
881 int update_alt_ref[VPX_SS_MAX_LAYERS]; /**< Update altref. */
882 int reference_last[VPX_SS_MAX_LAYERS]; /**< Last as reference. */
883 int reference_golden[VPX_SS_MAX_LAYERS]; /**< Golden as reference. */
884 int reference_alt_ref[VPX_SS_MAX_LAYERS]; /**< Altref as reference. */
885 int64_t duration[VPX_SS_MAX_LAYERS]; /**< Duration per spatial layer. */
886 } vpx_svc_ref_frame_config_t;
888 /*!\brief VP9 svc frame dropping mode.
890 * This defines the frame drop mode for SVC.
894 CONSTRAINED_LAYER_DROP,
895 /**< Upper layers are constrained to drop if current layer drops. */
896 LAYER_DROP, /**< Any spatial layer can drop. */
897 FULL_SUPERFRAME_DROP, /**< Only full superframe can drop. */
898 CONSTRAINED_FROM_ABOVE_DROP,
899 /**< Lower layers are constrained to drop if current layer drops. */
900 } SVC_LAYER_DROP_MODE;
902 /*!\brief vp9 svc frame dropping parameters.
904 * This defines the frame drop thresholds for each spatial layer, and
905 * the frame dropping mode: 0 = layer based frame dropping (default),
906 * 1 = constrained dropping where current layer drop forces all upper
907 * spatial layers to drop.
909 typedef struct vpx_svc_frame_drop {
910 int framedrop_thresh[VPX_SS_MAX_LAYERS]; /**< Frame drop thresholds */
912 framedrop_mode; /**< Layer-based or constrained dropping. */
913 int max_consec_drop; /**< Maximum consecutive drops, for any layer. */
914 } vpx_svc_frame_drop_t;
916 /*!\brief vp9 svc spatial layer sync parameters.
918 * This defines the spatial layer sync flag, defined per spatial layer.
921 typedef struct vpx_svc_spatial_layer_sync {
922 int spatial_layer_sync[VPX_SS_MAX_LAYERS]; /**< Sync layer flags */
923 int base_layer_intra_only; /**< Flag for setting Intra-only frame on base */
924 } vpx_svc_spatial_layer_sync_t;
927 /*!\brief VP8 encoder control function parameter type
929 * Defines the data types that VP8E control functions take. Note that
930 * additional common controls are defined in vp8.h
934 VPX_CTRL_USE_TYPE(VP8E_SET_FRAME_FLAGS, int)
935 #define VPX_CTRL_VP8E_SET_FRAME_FLAGS
936 VPX_CTRL_USE_TYPE(VP8E_SET_TEMPORAL_LAYER_ID, int)
937 #define VPX_CTRL_VP8E_SET_TEMPORAL_LAYER_ID
938 VPX_CTRL_USE_TYPE(VP8E_SET_ROI_MAP, vpx_roi_map_t *)
939 #define VPX_CTRL_VP8E_SET_ROI_MAP
940 VPX_CTRL_USE_TYPE(VP9E_SET_ROI_MAP, vpx_roi_map_t *)
941 #define VPX_CTRL_VP9E_SET_ROI_MAP
942 VPX_CTRL_USE_TYPE(VP8E_SET_ACTIVEMAP, vpx_active_map_t *)
943 #define VPX_CTRL_VP8E_SET_ACTIVEMAP
944 VPX_CTRL_USE_TYPE(VP8E_SET_SCALEMODE, vpx_scaling_mode_t *)
945 #define VPX_CTRL_VP8E_SET_SCALEMODE
947 VPX_CTRL_USE_TYPE(VP9E_SET_SVC, int)
948 #define VPX_CTRL_VP9E_SET_SVC
949 VPX_CTRL_USE_TYPE(VP9E_SET_SVC_PARAMETERS, void *)
950 #define VPX_CTRL_VP9E_SET_SVC_PARAMETERS
951 VPX_CTRL_USE_TYPE(VP9E_REGISTER_CX_CALLBACK, void *)
952 #define VPX_CTRL_VP9E_REGISTER_CX_CALLBACK
953 VPX_CTRL_USE_TYPE(VP9E_SET_SVC_LAYER_ID, vpx_svc_layer_id_t *)
954 #define VPX_CTRL_VP9E_SET_SVC_LAYER_ID
956 VPX_CTRL_USE_TYPE(VP8E_SET_CPUUSED, int)
957 #define VPX_CTRL_VP8E_SET_CPUUSED
958 VPX_CTRL_USE_TYPE(VP8E_SET_ENABLEAUTOALTREF, unsigned int)
959 #define VPX_CTRL_VP8E_SET_ENABLEAUTOALTREF
960 VPX_CTRL_USE_TYPE(VP8E_SET_NOISE_SENSITIVITY, unsigned int)
961 #define VPX_CTRL_VP8E_SET_NOISE_SENSITIVITY
962 VPX_CTRL_USE_TYPE(VP8E_SET_SHARPNESS, unsigned int)
963 #define VPX_CTRL_VP8E_SET_SHARPNESS
964 VPX_CTRL_USE_TYPE(VP8E_SET_STATIC_THRESHOLD, unsigned int)
965 #define VPX_CTRL_VP8E_SET_STATIC_THRESHOLD
966 VPX_CTRL_USE_TYPE(VP8E_SET_TOKEN_PARTITIONS, int) /* vp8e_token_partitions */
967 #define VPX_CTRL_VP8E_SET_TOKEN_PARTITIONS
969 VPX_CTRL_USE_TYPE(VP8E_SET_ARNR_MAXFRAMES, unsigned int)
970 #define VPX_CTRL_VP8E_SET_ARNR_MAXFRAMES
971 VPX_CTRL_USE_TYPE(VP8E_SET_ARNR_STRENGTH, unsigned int)
972 #define VPX_CTRL_VP8E_SET_ARNR_STRENGTH
973 VPX_CTRL_USE_TYPE_DEPRECATED(VP8E_SET_ARNR_TYPE, unsigned int)
974 #define VPX_CTRL_VP8E_SET_ARNR_TYPE
975 VPX_CTRL_USE_TYPE(VP8E_SET_TUNING, int) /* vp8e_tuning */
976 #define VPX_CTRL_VP8E_SET_TUNING
977 VPX_CTRL_USE_TYPE(VP8E_SET_CQ_LEVEL, unsigned int)
978 #define VPX_CTRL_VP8E_SET_CQ_LEVEL
980 VPX_CTRL_USE_TYPE(VP9E_SET_TILE_COLUMNS, int)
981 #define VPX_CTRL_VP9E_SET_TILE_COLUMNS
982 VPX_CTRL_USE_TYPE(VP9E_SET_TILE_ROWS, int)
983 #define VPX_CTRL_VP9E_SET_TILE_ROWS
985 VPX_CTRL_USE_TYPE(VP9E_SET_TPL, int)
986 #define VPX_CTRL_VP9E_SET_TPL
988 VPX_CTRL_USE_TYPE(VP8E_GET_LAST_QUANTIZER, int *)
989 #define VPX_CTRL_VP8E_GET_LAST_QUANTIZER
990 VPX_CTRL_USE_TYPE(VP8E_GET_LAST_QUANTIZER_64, int *)
991 #define VPX_CTRL_VP8E_GET_LAST_QUANTIZER_64
992 VPX_CTRL_USE_TYPE(VP9E_GET_SVC_LAYER_ID, vpx_svc_layer_id_t *)
993 #define VPX_CTRL_VP9E_GET_SVC_LAYER_ID
995 VPX_CTRL_USE_TYPE(VP8E_SET_MAX_INTRA_BITRATE_PCT, unsigned int)
996 #define VPX_CTRL_VP8E_SET_MAX_INTRA_BITRATE_PCT
997 VPX_CTRL_USE_TYPE(VP9E_SET_MAX_INTER_BITRATE_PCT, unsigned int)
998 #define VPX_CTRL_VP9E_SET_MAX_INTER_BITRATE_PCT
1000 VPX_CTRL_USE_TYPE(VP8E_SET_GF_CBR_BOOST_PCT, unsigned int)
1001 #define VPX_CTRL_VP8E_SET_GF_CBR_BOOST_PCT
1003 VPX_CTRL_USE_TYPE(VP8E_SET_SCREEN_CONTENT_MODE, unsigned int)
1004 #define VPX_CTRL_VP8E_SET_SCREEN_CONTENT_MODE
1006 VPX_CTRL_USE_TYPE(VP9E_SET_GF_CBR_BOOST_PCT, unsigned int)
1007 #define VPX_CTRL_VP9E_SET_GF_CBR_BOOST_PCT
1009 VPX_CTRL_USE_TYPE(VP9E_SET_LOSSLESS, unsigned int)
1010 #define VPX_CTRL_VP9E_SET_LOSSLESS
1012 VPX_CTRL_USE_TYPE(VP9E_SET_FRAME_PARALLEL_DECODING, unsigned int)
1013 #define VPX_CTRL_VP9E_SET_FRAME_PARALLEL_DECODING
1015 VPX_CTRL_USE_TYPE(VP9E_SET_AQ_MODE, unsigned int)
1016 #define VPX_CTRL_VP9E_SET_AQ_MODE
1018 VPX_CTRL_USE_TYPE(VP9E_SET_ALT_REF_AQ, int)
1019 #define VPX_CTRL_VP9E_SET_ALT_REF_AQ
1021 VPX_CTRL_USE_TYPE(VP9E_SET_FRAME_PERIODIC_BOOST, unsigned int)
1022 #define VPX_CTRL_VP9E_SET_FRAME_PERIODIC_BOOST
1024 VPX_CTRL_USE_TYPE(VP9E_SET_NOISE_SENSITIVITY, unsigned int)
1025 #define VPX_CTRL_VP9E_SET_NOISE_SENSITIVITY
1027 VPX_CTRL_USE_TYPE(VP9E_SET_TUNE_CONTENT, int) /* vp9e_tune_content */
1028 #define VPX_CTRL_VP9E_SET_TUNE_CONTENT
1030 VPX_CTRL_USE_TYPE(VP9E_SET_COLOR_SPACE, int)
1031 #define VPX_CTRL_VP9E_SET_COLOR_SPACE
1033 VPX_CTRL_USE_TYPE(VP9E_SET_MIN_GF_INTERVAL, unsigned int)
1034 #define VPX_CTRL_VP9E_SET_MIN_GF_INTERVAL
1036 VPX_CTRL_USE_TYPE(VP9E_SET_MAX_GF_INTERVAL, unsigned int)
1037 #define VPX_CTRL_VP9E_SET_MAX_GF_INTERVAL
1039 VPX_CTRL_USE_TYPE(VP9E_GET_ACTIVEMAP, vpx_active_map_t *)
1040 #define VPX_CTRL_VP9E_GET_ACTIVEMAP
1042 VPX_CTRL_USE_TYPE(VP9E_SET_COLOR_RANGE, int)
1043 #define VPX_CTRL_VP9E_SET_COLOR_RANGE
1045 VPX_CTRL_USE_TYPE(VP9E_SET_SVC_REF_FRAME_CONFIG, vpx_svc_ref_frame_config_t *)
1046 #define VPX_CTRL_VP9E_SET_SVC_REF_FRAME_CONFIG
1048 VPX_CTRL_USE_TYPE(VP9E_SET_RENDER_SIZE, int *)
1049 #define VPX_CTRL_VP9E_SET_RENDER_SIZE
1051 VPX_CTRL_USE_TYPE(VP9E_SET_TARGET_LEVEL, unsigned int)
1052 #define VPX_CTRL_VP9E_SET_TARGET_LEVEL
1054 VPX_CTRL_USE_TYPE(VP9E_SET_ROW_MT, unsigned int)
1055 #define VPX_CTRL_VP9E_SET_ROW_MT
1057 VPX_CTRL_USE_TYPE(VP9E_GET_LEVEL, int *)
1058 #define VPX_CTRL_VP9E_GET_LEVEL
1060 VPX_CTRL_USE_TYPE(VP9E_GET_LOOPFILTER_LEVEL, int *)
1061 #define VPX_CTRL_VP9E_GET_LOOPFILTER_LEVEL
1063 VPX_CTRL_USE_TYPE(VP9E_ENABLE_MOTION_VECTOR_UNIT_TEST, unsigned int)
1064 #define VPX_CTRL_VP9E_ENABLE_MOTION_VECTOR_UNIT_TEST
1066 VPX_CTRL_USE_TYPE(VP9E_SET_SVC_INTER_LAYER_PRED, unsigned int)
1067 #define VPX_CTRL_VP9E_SET_SVC_INTER_LAYER_PRED
1069 VPX_CTRL_USE_TYPE(VP9E_SET_SVC_FRAME_DROP_LAYER, vpx_svc_frame_drop_t *)
1070 #define VPX_CTRL_VP9E_SET_SVC_FRAME_DROP_LAYER
1072 VPX_CTRL_USE_TYPE(VP9E_GET_SVC_REF_FRAME_CONFIG, vpx_svc_ref_frame_config_t *)
1073 #define VPX_CTRL_VP9E_GET_SVC_REF_FRAME_CONFIG
1075 VPX_CTRL_USE_TYPE(VP9E_SET_SVC_GF_TEMPORAL_REF, unsigned int)
1076 #define VPX_CTRL_VP9E_SET_SVC_GF_TEMPORAL_REF
1078 VPX_CTRL_USE_TYPE(VP9E_SET_SVC_SPATIAL_LAYER_SYNC,
1079 vpx_svc_spatial_layer_sync_t *)
1080 #define VPX_CTRL_VP9E_SET_SVC_SPATIAL_LAYER_SYNC
1082 VPX_CTRL_USE_TYPE(VP9E_SET_POSTENCODE_DROP, unsigned int)
1083 #define VPX_CTRL_VP9E_SET_POSTENCODE_DROP
1085 VPX_CTRL_USE_TYPE(VP9E_SET_DELTA_Q_UV, int)
1086 #define VPX_CTRL_VP9E_SET_DELTA_Q_UV
1088 VPX_CTRL_USE_TYPE(VP9E_SET_DISABLE_OVERSHOOT_MAXQ_CBR, int)
1089 #define VPX_CTRL_VP9E_SET_DISABLE_OVERSHOOT_MAXQ_CBR
1091 VPX_CTRL_USE_TYPE(VP9E_SET_DISABLE_LOOPFILTER, int)
1092 #define VPX_CTRL_VP9E_SET_DISABLE_LOOPFILTER
1094 VPX_CTRL_USE_TYPE(VP9E_SET_RTC_EXTERNAL_RATECTRL, int)
1095 #define VPX_CTRL_VP9E_SET_RTC_EXTERNAL_RATECTRL
1097 VPX_CTRL_USE_TYPE(VP9E_SET_EXTERNAL_RATE_CONTROL, vpx_rc_funcs_t *)
1098 #define VPX_CTRL_VP9E_SET_EXTERNAL_RATE_CONTROL
1101 /*! @} - end defgroup vp8_encoder */
1106 #endif // VPX_VPX_VP8CX_H_