ref: 76a4e44563bcf0ec8917d9bf805d28040d371de4
dir: /vpx/vp8cx.h/
/*
* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef VPX_VPX_VP8CX_H_
#define VPX_VPX_VP8CX_H_
/*!\defgroup vp8_encoder WebM VP8/VP9 Encoder
* \ingroup vp8
*
* @{
*/
#include "./vp8.h"
#include "./vpx_encoder.h"
#include "./vpx_ext_ratectrl.h"
/*!\file
* \brief Provides definitions for using VP8 or VP9 encoder algorithm within the
* vpx Codec Interface.
*/
#ifdef __cplusplus
extern "C" {
#endif
/*!\name Algorithm interface for VP8
*
* This interface provides the capability to encode raw VP8 streams.
* @{
*/
extern vpx_codec_iface_t vpx_codec_vp8_cx_algo;
extern vpx_codec_iface_t *vpx_codec_vp8_cx(void);
/*!@} - end algorithm interface member group*/
/*!\name Algorithm interface for VP9
*
* This interface provides the capability to encode raw VP9 streams.
* @{
*/
extern vpx_codec_iface_t vpx_codec_vp9_cx_algo;
extern vpx_codec_iface_t *vpx_codec_vp9_cx(void);
/*!@} - end algorithm interface member group*/
/*
* Algorithm Flags
*/
/*!\brief Don't reference the last frame
*
* When this flag is set, the encoder will not use the last frame as a
* predictor. When not set, the encoder will choose whether to use the
* last frame or not automatically.
*/
#define VP8_EFLAG_NO_REF_LAST (1 << 16)
/*!\brief Don't reference the golden frame
*
* When this flag is set, the encoder will not use the golden frame as a
* predictor. When not set, the encoder will choose whether to use the
* golden frame or not automatically.
*/
#define VP8_EFLAG_NO_REF_GF (1 << 17)
/*!\brief Don't reference the alternate reference frame
*
* When this flag is set, the encoder will not use the alt ref frame as a
* predictor. When not set, the encoder will choose whether to use the
* alt ref frame or not automatically.
*/
#define VP8_EFLAG_NO_REF_ARF (1 << 21)
/*!\brief Don't update the last frame
*
* When this flag is set, the encoder will not update the last frame with
* the contents of the current frame.
*/
#define VP8_EFLAG_NO_UPD_LAST (1 << 18)
/*!\brief Don't update the golden frame
*
* When this flag is set, the encoder will not update the golden frame with
* the contents of the current frame.
*/
#define VP8_EFLAG_NO_UPD_GF (1 << 22)
/*!\brief Don't update the alternate reference frame
*
* When this flag is set, the encoder will not update the alt ref frame with
* the contents of the current frame.
*/
#define VP8_EFLAG_NO_UPD_ARF (1 << 23)
/*!\brief Force golden frame update
*
* When this flag is set, the encoder copy the contents of the current frame
* to the golden frame buffer.
*/
#define VP8_EFLAG_FORCE_GF (1 << 19)
/*!\brief Force alternate reference frame update
*
* When this flag is set, the encoder copy the contents of the current frame
* to the alternate reference frame buffer.
*/
#define VP8_EFLAG_FORCE_ARF (1 << 24)
/*!\brief Disable entropy update
*
* When this flag is set, the encoder will not update its internal entropy
* model based on the entropy of this frame.
*/
#define VP8_EFLAG_NO_UPD_ENTROPY (1 << 20)
/*!\brief VPx encoder control functions
*
* This set of macros define the control functions available for VPx
* encoder interface.
*
* \sa #vpx_codec_control
*/
enum vp8e_enc_control_id {
/*!\brief Codec control function to pass an ROI map to encoder.
*
* Supported in codecs: VP8
*/
VP8E_SET_ROI_MAP = 8,
/*!\brief Codec control function to pass an Active map to encoder.
*
* Supported in codecs: VP8, VP9
*/
VP8E_SET_ACTIVEMAP,
/*!\brief Codec control function to set encoder scaling mode.
*
* Supported in codecs: VP8, VP9
*/
VP8E_SET_SCALEMODE = 11,
/*!\brief Codec control function to set encoder internal speed settings.
*
* Changes in this value influences, among others, the encoder's selection
* of motion estimation methods. Values greater than 0 will increase encoder
* speed at the expense of quality.
*
* \note Valid range for VP8: -16..16
* \note Valid range for VP9: -9..9
*
* Supported in codecs: VP8, VP9
*/
VP8E_SET_CPUUSED = 13,
/*!\brief Codec control function to enable automatic use of arf frames.
*
* \note Valid range for VP8: 0..1
* \note Valid range for VP9: 0..6
*
* Supported in codecs: VP8, VP9
*/
VP8E_SET_ENABLEAUTOALTREF,
/*!\brief control function to set noise sensitivity
*
* 0: off, 1: OnYOnly, 2: OnYUV,
* 3: OnYUVAggressive, 4: Adaptive
*
* Supported in codecs: VP8
*/
VP8E_SET_NOISE_SENSITIVITY,
/*!\brief Codec control function to set higher sharpness at the expense
* of a lower PSNR.
*
* \note Valid range: 0..7
*
* Supported in codecs: VP8, VP9
*/
VP8E_SET_SHARPNESS,
/*!\brief Codec control function to set the threshold for MBs treated static.
*
* Supported in codecs: VP8, VP9
*/
VP8E_SET_STATIC_THRESHOLD,
/*!\brief Codec control function to set the number of token partitions.
*
* Supported in codecs: VP8
*/
VP8E_SET_TOKEN_PARTITIONS,
/*!\brief Codec control function to get last quantizer chosen by the encoder.
*
* Return value uses internal quantizer scale defined by the codec.
*
* Supported in codecs: VP8, VP9
*/
VP8E_GET_LAST_QUANTIZER,
/*!\brief Codec control function to get last quantizer chosen by the encoder.
*
* Return value uses the 0..63 scale as used by the rc_*_quantizer config
* parameters.
*
* Supported in codecs: VP8, VP9
*/
VP8E_GET_LAST_QUANTIZER_64,
/*!\brief Codec control function to set the max no of frames to create arf.
*
* Supported in codecs: VP8, VP9
*/
VP8E_SET_ARNR_MAXFRAMES,
/*!\brief Codec control function to set the filter strength for the arf.
*
* Supported in codecs: VP8, VP9
*/
VP8E_SET_ARNR_STRENGTH,
/*!\deprecated control function to set the filter type to use for the arf. */
VP8E_SET_ARNR_TYPE,
/*!\brief Codec control function to set visual tuning.
*
* Supported in codecs: VP8, VP9
*/
VP8E_SET_TUNING,
/*!\brief Codec control function to set constrained / constant quality level.
*
* \attention For this value to be used vpx_codec_enc_cfg_t::rc_end_usage must
* be set to #VPX_CQ or #VPX_Q
* \note Valid range: 0..63
*
* Supported in codecs: VP8, VP9
*/
VP8E_SET_CQ_LEVEL,
/*!\brief Codec control function to set Max data rate for Intra frames.
*
* This value controls additional clamping on the maximum size of a
* keyframe. It is expressed as a percentage of the average
* per-frame bitrate, with the special (and default) value 0 meaning
* unlimited, or no additional clamping beyond the codec's built-in
* algorithm.
*
* For example, to allocate no more than 4.5 frames worth of bitrate
* to a keyframe, set this to 450.
*
* Supported in codecs: VP8, VP9
*/
VP8E_SET_MAX_INTRA_BITRATE_PCT,
/*!\brief Codec control function to set reference and update frame flags.
*
* Supported in codecs: VP8
*/
VP8E_SET_FRAME_FLAGS,
/*!\brief Codec control function to set max data rate for Inter frames.
*
* This value controls additional clamping on the maximum size of an
* inter frame. It is expressed as a percentage of the average
* per-frame bitrate, with the special (and default) value 0 meaning
* unlimited, or no additional clamping beyond the codec's built-in
* algorithm.
*
* For example, to allow no more than 4.5 frames worth of bitrate
* to an inter frame, set this to 450.
*
* Supported in codecs: VP9
*/
VP9E_SET_MAX_INTER_BITRATE_PCT,
/*!\brief Boost percentage for Golden Frame in CBR mode.
*
* This value controls the amount of boost given to Golden Frame in
* CBR mode. It is expressed as a percentage of the average
* per-frame bitrate, with the special (and default) value 0 meaning
* the feature is off, i.e., no golden frame boost in CBR mode and
* average bitrate target is used.
*
* For example, to allow 100% more bits, i.e, 2X, in a golden frame
* than average frame, set this to 100.
*
* Supported in codecs: VP9
*/
VP9E_SET_GF_CBR_BOOST_PCT,
/*!\brief Codec control function to set the temporal layer id.
*
* For temporal scalability: this control allows the application to set the
* layer id for each frame to be encoded. Note that this control must be set
* for every frame prior to encoding. The usage of this control function
* supersedes the internal temporal pattern counter, which is now deprecated.
*
* Supported in codecs: VP8
*/
VP8E_SET_TEMPORAL_LAYER_ID,
/*!\brief Codec control function to set encoder screen content mode.
*
* 0: off, 1: On, 2: On with more aggressive rate control.
*
* Supported in codecs: VP8
*/
VP8E_SET_SCREEN_CONTENT_MODE,
/*!\brief Codec control function to set lossless encoding mode.
*
* VP9 can operate in lossless encoding mode, in which the bitstream
* produced will be able to decode and reconstruct a perfect copy of
* input source. This control function provides a mean to switch encoder
* into lossless coding mode(1) or normal coding mode(0) that may be lossy.
* 0 = lossy coding mode
* 1 = lossless coding mode
*
* By default, encoder operates in normal coding mode (maybe lossy).
*
* Supported in codecs: VP9
*/
VP9E_SET_LOSSLESS,
/*!\brief Codec control function to set number of tile columns.
*
* In encoding and decoding, VP9 allows an input image frame be partitioned
* into separated vertical tile columns, which can be encoded or decoded
* independently. This enables easy implementation of parallel encoding and
* decoding. This control requests the encoder to use column tiles in
* encoding an input frame, with number of tile columns (in Log2 unit) as
* the parameter:
* 0 = 1 tile column
* 1 = 2 tile columns
* 2 = 4 tile columns
* .....
* n = 2**n tile columns
* The requested tile columns will be capped by the encoder based on image
* size limitations (The minimum width of a tile column is 256 pixels, the
* maximum is 4096).
*
* By default, the value is 6, i.e., the maximum number of tiles supported by
* the resolution.
*
* Supported in codecs: VP9
*/
VP9E_SET_TILE_COLUMNS,
/*!\brief Codec control function to set number of tile rows.
*
* In encoding and decoding, VP9 allows an input image frame be partitioned
* into separated horizontal tile rows. Tile rows are encoded or decoded
* sequentially. Even though encoding/decoding of later tile rows depends on
* earlier ones, this allows the encoder to output data packets for tile rows
* prior to completely processing all tile rows in a frame, thereby reducing
* the latency in processing between input and output. The parameter
* for this control describes the number of tile rows, which has a valid
* range [0, 2]:
* 0 = 1 tile row
* 1 = 2 tile rows
* 2 = 4 tile rows
*
* By default, the value is 0, i.e. one single row tile for entire image.
*
* Supported in codecs: VP9
*/
VP9E_SET_TILE_ROWS,
/*!\brief Codec control function to enable frame parallel decoding feature.
*
* VP9 has a bitstream feature to reduce decoding dependency between frames
* by turning off backward update of probability context used in encoding
* and decoding. This allows staged parallel processing of more than one
* video frame in the decoder. This control function provides a means to
* turn this feature on or off for bitstreams produced by encoder.
*
* By default, this feature is on.
*
* Supported in codecs: VP9
*/
VP9E_SET_FRAME_PARALLEL_DECODING,
/*!\brief Codec control function to set adaptive quantization mode.
*
* VP9 has a segment based feature that allows encoder to adaptively change
* quantization parameter for each segment within a frame to improve the
* subjective quality. This control makes encoder operate in one of the
* several AQ_modes supported.
*
* By default, encoder operates with AQ_Mode 0(adaptive quantization off).
*
* Supported in codecs: VP9
*/
VP9E_SET_AQ_MODE,
/*!\brief Codec control function to enable/disable periodic Q boost.
*
* One VP9 encoder speed feature is to enable quality boost by lowering
* frame level Q periodically. This control function provides a mean to
* turn on/off this feature.
* 0 = off
* 1 = on
*
* By default, the encoder is allowed to use this feature for appropriate
* encoding modes.
*
* Supported in codecs: VP9
*/
VP9E_SET_FRAME_PERIODIC_BOOST,
/*!\brief Codec control function to set noise sensitivity.
*
* 0: off, 1: On(YOnly), 2: For SVC only, on top two spatial layers(YOnly)
*
* Supported in codecs: VP9
*/
VP9E_SET_NOISE_SENSITIVITY,
/*!\brief Codec control function to turn on/off SVC in encoder.
* \note Return value is VPX_CODEC_INVALID_PARAM if the encoder does not
* support SVC in its current encoding mode
* 0: off, 1: on
*
* Supported in codecs: VP9
*/
VP9E_SET_SVC,
/*!\brief Codec control function to pass an ROI map to encoder.
*
* Supported in codecs: VP9
*/
VP9E_SET_ROI_MAP,
/*!\brief Codec control function to set parameters for SVC.
* \note Parameters contain min_q, max_q, scaling factor for each of the
* SVC layers.
*
* Supported in codecs: VP9
*/
VP9E_SET_SVC_PARAMETERS,
/*!\brief Codec control function to set svc layer for spatial and temporal.
* \note Valid ranges: 0..#vpx_codec_enc_cfg::ss_number_layers for spatial
* layer and 0..#vpx_codec_enc_cfg::ts_number_layers for
* temporal layer.
*
* Supported in codecs: VP9
*/
VP9E_SET_SVC_LAYER_ID,
/*!\brief Codec control function to set content type.
* \note Valid parameter range:
* VP9E_CONTENT_DEFAULT = Regular video content (Default)
* VP9E_CONTENT_SCREEN = Screen capture content
* VP9E_CONTENT_FILM = Film content: improves grain retention
*
* Supported in codecs: VP9
*/
VP9E_SET_TUNE_CONTENT,
/*!\brief Codec control function to get svc layer ID.
* \note The layer ID returned is for the data packet from the registered
* callback function.
*
* Supported in codecs: VP9
*/
VP9E_GET_SVC_LAYER_ID,
/*!\brief Codec control function to register callback to get per layer packet.
* \note Parameter for this control function is a structure with a callback
* function and a pointer to private data used by the callback.
*
* Supported in codecs: VP9
*/
VP9E_REGISTER_CX_CALLBACK,
/*!\brief Codec control function to set color space info.
* \note Valid ranges: 0..7, default is "UNKNOWN".
* 0 = UNKNOWN,
* 1 = BT_601
* 2 = BT_709
* 3 = SMPTE_170
* 4 = SMPTE_240
* 5 = BT_2020
* 6 = RESERVED
* 7 = SRGB
*
* Supported in codecs: VP9
*/
VP9E_SET_COLOR_SPACE,
/*!\brief Codec control function to set temporal layering mode.
* \note Valid ranges: 0..3, default is "0"
* (VP9E_TEMPORAL_LAYERING_MODE_NOLAYERING).
* 0 = VP9E_TEMPORAL_LAYERING_MODE_NOLAYERING
* 1 = VP9E_TEMPORAL_LAYERING_MODE_BYPASS
* 2 = VP9E_TEMPORAL_LAYERING_MODE_0101
* 3 = VP9E_TEMPORAL_LAYERING_MODE_0212
*
* Supported in codecs: VP9
*/
VP9E_SET_TEMPORAL_LAYERING_MODE,
/*!\brief Codec control function to set minimum interval between GF/ARF frames
*
* By default the value is set as 4.
*
* Supported in codecs: VP9
*/
VP9E_SET_MIN_GF_INTERVAL,
/*!\brief Codec control function to set minimum interval between GF/ARF frames
*
* By default the value is set as 16.
*
* Supported in codecs: VP9
*/
VP9E_SET_MAX_GF_INTERVAL,
/*!\brief Codec control function to get an Active map back from the encoder.
*
* Supported in codecs: VP9
*/
VP9E_GET_ACTIVEMAP,
/*!\brief Codec control function to set color range bit.
* \note Valid ranges: 0..1, default is 0
* 0 = Limited range (16..235 or HBD equivalent)
* 1 = Full range (0..255 or HBD equivalent)
*
* Supported in codecs: VP9
*/
VP9E_SET_COLOR_RANGE,
/*!\brief Codec control function to set the frame flags and buffer indices
* for spatial layers. The frame flags and buffer indices are set using the
* struct #vpx_svc_ref_frame_config defined below.
*
* Supported in codecs: VP9
*/
VP9E_SET_SVC_REF_FRAME_CONFIG,
/*!\brief Codec control function to set intended rendering image size.
*
* By default, this is identical to the image size in pixels.
*
* Supported in codecs: VP9
*/
VP9E_SET_RENDER_SIZE,
/*!\brief Codec control function to set target level.
*
* 255: off (default); 0: only keep level stats; 10: target for level 1.0;
* 11: target for level 1.1; ... 62: target for level 6.2
*
* Supported in codecs: VP9
*/
VP9E_SET_TARGET_LEVEL,
/*!\brief Codec control function to set row level multi-threading.
*
* 0 : off, 1 : on
*
* Supported in codecs: VP9
*/
VP9E_SET_ROW_MT,
/*!\brief Codec control function to get bitstream level.
*
* Supported in codecs: VP9
*/
VP9E_GET_LEVEL,
/*!\brief Codec control function to enable/disable special mode for altref
* adaptive quantization. You can use it with --aq-mode concurrently.
*
* Enable special adaptive quantization for altref frames based on their
* expected prediction quality for the future frames.
*
* Supported in codecs: VP9
*/
VP9E_SET_ALT_REF_AQ,
/*!\brief Boost percentage for Golden Frame in CBR mode.
*
* This value controls the amount of boost given to Golden Frame in
* CBR mode. It is expressed as a percentage of the average
* per-frame bitrate, with the special (and default) value 0 meaning
* the feature is off, i.e., no golden frame boost in CBR mode and
* average bitrate target is used.
*
* For example, to allow 100% more bits, i.e, 2X, in a golden frame
* than average frame, set this to 100.
*
* Supported in codecs: VP8
*/
VP8E_SET_GF_CBR_BOOST_PCT,
/*!\brief Codec control function to enable the extreme motion vector unit test
* in VP9. Please note that this is only used in motion vector unit test.
*
* 0 : off, 1 : MAX_EXTREME_MV, 2 : MIN_EXTREME_MV
*
* Supported in codecs: VP9
*/
VP9E_ENABLE_MOTION_VECTOR_UNIT_TEST,
/*!\brief Codec control function to constrain the inter-layer prediction
* (prediction of lower spatial resolution) in VP9 SVC.
*
* 0 : inter-layer prediction on, 1 : off, 2 : off only on non-key frames
*
* Supported in codecs: VP9
*/
VP9E_SET_SVC_INTER_LAYER_PRED,
/*!\brief Codec control function to set mode and thresholds for frame
* dropping in SVC. Drop frame thresholds are set per-layer. Mode is set as:
* 0 : layer-dependent dropping, 1 : constrained dropping, current layer drop
* forces drop on all upper layers. Default mode is 0.
*
* Supported in codecs: VP9
*/
VP9E_SET_SVC_FRAME_DROP_LAYER,
/*!\brief Codec control function to get the refresh and reference flags and
* the buffer indices, up to the last encoded spatial layer.
*
* Supported in codecs: VP9
*/
VP9E_GET_SVC_REF_FRAME_CONFIG,
/*!\brief Codec control function to enable/disable use of golden reference as
* a second temporal reference for SVC. Only used when inter-layer prediction
* is disabled on INTER frames.
*
* 0: Off, 1: Enabled (default)
*
* Supported in codecs: VP9
*/
VP9E_SET_SVC_GF_TEMPORAL_REF,
/*!\brief Codec control function to enable spatial layer sync frame, for any
* spatial layer. Enabling it for layer k means spatial layer k will disable
* all temporal prediction, but keep the inter-layer prediction. It will
* refresh any temporal reference buffer for that layer, and reset the
* temporal layer for the superframe to 0. Setting the layer sync for base
* spatial layer forces a key frame. Default is off (0) for all spatial
* layers. Spatial layer sync flag is reset to 0 after each encoded layer,
* so when control is invoked it is only used for the current superframe.
*
* 0: Off (default), 1: Enabled
*
* Supported in codecs: VP9
*/
VP9E_SET_SVC_SPATIAL_LAYER_SYNC,
/*!\brief Codec control function to enable temporal dependency model.
*
* Vp9 allows the encoder to run temporal dependency model and use it to
* improve the compression performance. To enable, set this parameter to be
* 1. The default value is set to be 1.
*/
VP9E_SET_TPL,
/*!\brief Codec control function to enable postencode frame drop.
*
* This will allow encoder to drop frame after it's encoded.
*
* 0: Off (default), 1: Enabled
*
* Supported in codecs: VP9
*/
VP9E_SET_POSTENCODE_DROP,
/*!\brief Codec control function to set delta q for uv.
*
* Cap it at +/-15.
*
* Supported in codecs: VP9
*/
VP9E_SET_DELTA_Q_UV,
/*!\brief Codec control function to disable increase Q on overshoot in CBR.
*
* 0: On (default), 1: Disable.
*
* Supported in codecs: VP9
*/
VP9E_SET_DISABLE_OVERSHOOT_MAXQ_CBR,
/*!\brief Codec control function to disable loopfilter.
*
* 0: Loopfilter on all frames, 1: Disable on non reference frames.
* 2: Disable on all frames.
*
* Supported in codecs: VP9
*/
VP9E_SET_DISABLE_LOOPFILTER,
/*!\brief Codec control function to enable external rate control library.
*
* args[0]: path of the rate control library
*
* args[1]: private config of the rate control library
*
* Supported in codecs: VP9
*/
VP9E_SET_EXTERNAL_RATE_CONTROL,
};
/*!\brief vpx 1-D scaling mode
*
* This set of constants define 1-D vpx scaling modes
*/
typedef enum vpx_scaling_mode_1d {
VP8E_NORMAL = 0,
VP8E_FOURFIVE = 1,
VP8E_THREEFIVE = 2,
VP8E_ONETWO = 3
} VPX_SCALING_MODE;
/*!\brief Temporal layering mode enum for VP9 SVC.
*
* This set of macros define the different temporal layering modes.
* Supported codecs: VP9 (in SVC mode)
*
*/
typedef enum vp9e_temporal_layering_mode {
/*!\brief No temporal layering.
* Used when only spatial layering is used.
*/
VP9E_TEMPORAL_LAYERING_MODE_NOLAYERING = 0,
/*!\brief Bypass mode.
* Used when application needs to control temporal layering.
* This will only work when the number of spatial layers equals 1.
*/
VP9E_TEMPORAL_LAYERING_MODE_BYPASS = 1,
/*!\brief 0-1-0-1... temporal layering scheme with two temporal layers.
*/
VP9E_TEMPORAL_LAYERING_MODE_0101 = 2,
/*!\brief 0-2-1-2... temporal layering scheme with three temporal layers.
*/
VP9E_TEMPORAL_LAYERING_MODE_0212 = 3
} VP9E_TEMPORAL_LAYERING_MODE;
/*!\brief vpx region of interest map
*
* These defines the data structures for the region of interest map
*
*/
typedef struct vpx_roi_map {
/*! If ROI is enabled. */
uint8_t enabled;
/*! An id between 0-3 (0-7 for vp9) for each 16x16 (8x8 for VP9)
* region within a frame. */
unsigned char *roi_map;
unsigned int rows; /**< Number of rows. */
unsigned int cols; /**< Number of columns. */
/*! VP8 only uses the first 4 segments. VP9 uses 8 segments. */
int delta_q[8]; /**< Quantizer deltas. */
int delta_lf[8]; /**< Loop filter deltas. */
/*! skip and ref frame segment is only used in VP9. */
int skip[8]; /**< Skip this block. */
int ref_frame[8]; /**< Reference frame for this block. */
/*! Static breakout threshold for each segment. Only used in VP8. */
unsigned int static_threshold[4];
} vpx_roi_map_t;
/*!\brief vpx active region map
*
* These defines the data structures for active region map
*
*/
typedef struct vpx_active_map {
/*!\brief specify an on (1) or off (0) each 16x16 region within a frame */
unsigned char *active_map;
unsigned int rows; /**< number of rows */
unsigned int cols; /**< number of cols */
} vpx_active_map_t;
/*!\brief vpx image scaling mode
*
* This defines the data structure for image scaling mode
*
*/
typedef struct vpx_scaling_mode {
VPX_SCALING_MODE h_scaling_mode; /**< horizontal scaling mode */
VPX_SCALING_MODE v_scaling_mode; /**< vertical scaling mode */
} vpx_scaling_mode_t;
/*!\brief VP8 token partition mode
*
* This defines VP8 partitioning mode for compressed data, i.e., the number of
* sub-streams in the bitstream. Used for parallelized decoding.
*
*/
typedef enum {
VP8_ONE_TOKENPARTITION = 0,
VP8_TWO_TOKENPARTITION = 1,
VP8_FOUR_TOKENPARTITION = 2,
VP8_EIGHT_TOKENPARTITION = 3
} vp8e_token_partitions;
/*!brief VP9 encoder content type */
typedef enum {
VP9E_CONTENT_DEFAULT,
VP9E_CONTENT_SCREEN,
VP9E_CONTENT_FILM,
VP9E_CONTENT_INVALID
} vp9e_tune_content;
/*!\brief VP8 model tuning parameters
*
* Changes the encoder to tune for certain types of input material.
*
*/
typedef enum { VP8_TUNE_PSNR, VP8_TUNE_SSIM } vp8e_tuning;
/*!\brief vp9 svc layer parameters
*
* This defines the spatial and temporal layer id numbers for svc encoding.
* This is used with the #VP9E_SET_SVC_LAYER_ID control to set the spatial and
* temporal layer id for the current frame.
*
*/
typedef struct vpx_svc_layer_id {
int spatial_layer_id; /**< First spatial layer to start encoding. */
// TODO(jianj): Deprecated, to be removed.
int temporal_layer_id; /**< Temporal layer id number. */
int temporal_layer_id_per_spatial[VPX_SS_MAX_LAYERS]; /**< Temp layer id. */
} vpx_svc_layer_id_t;
/*!\brief vp9 svc frame flag parameters.
*
* This defines the frame flags and buffer indices for each spatial layer for
* svc encoding.
* This is used with the #VP9E_SET_SVC_REF_FRAME_CONFIG control to set frame
* flags and buffer indices for each spatial layer for the current (super)frame.
*
*/
typedef struct vpx_svc_ref_frame_config {
int lst_fb_idx[VPX_SS_MAX_LAYERS]; /**< Last buffer index. */
int gld_fb_idx[VPX_SS_MAX_LAYERS]; /**< Golden buffer index. */
int alt_fb_idx[VPX_SS_MAX_LAYERS]; /**< Altref buffer index. */
int update_buffer_slot[VPX_SS_MAX_LAYERS]; /**< Update reference frames. */
// TODO(jianj): Remove update_last/golden/alt_ref, these are deprecated.
int update_last[VPX_SS_MAX_LAYERS]; /**< Update last. */
int update_golden[VPX_SS_MAX_LAYERS]; /**< Update golden. */
int update_alt_ref[VPX_SS_MAX_LAYERS]; /**< Update altref. */
int reference_last[VPX_SS_MAX_LAYERS]; /**< Last as reference. */
int reference_golden[VPX_SS_MAX_LAYERS]; /**< Golden as reference. */
int reference_alt_ref[VPX_SS_MAX_LAYERS]; /**< Altref as reference. */
int64_t duration[VPX_SS_MAX_LAYERS]; /**< Duration per spatial layer. */
} vpx_svc_ref_frame_config_t;
/*!\brief VP9 svc frame dropping mode.
*
* This defines the frame drop mode for SVC.
*
*/
typedef enum {
CONSTRAINED_LAYER_DROP,
/**< Upper layers are constrained to drop if current layer drops. */
LAYER_DROP, /**< Any spatial layer can drop. */
FULL_SUPERFRAME_DROP, /**< Only full superframe can drop. */
CONSTRAINED_FROM_ABOVE_DROP,
/**< Lower layers are constrained to drop if current layer drops. */
} SVC_LAYER_DROP_MODE;
/*!\brief vp9 svc frame dropping parameters.
*
* This defines the frame drop thresholds for each spatial layer, and
* the frame dropping mode: 0 = layer based frame dropping (default),
* 1 = constrained dropping where current layer drop forces all upper
* spatial layers to drop.
*/
typedef struct vpx_svc_frame_drop {
int framedrop_thresh[VPX_SS_MAX_LAYERS]; /**< Frame drop thresholds */
SVC_LAYER_DROP_MODE
framedrop_mode; /**< Layer-based or constrained dropping. */
int max_consec_drop; /**< Maximum consecutive drops, for any layer. */
} vpx_svc_frame_drop_t;
/*!\brief vp9 svc spatial layer sync parameters.
*
* This defines the spatial layer sync flag, defined per spatial layer.
*
*/
typedef struct vpx_svc_spatial_layer_sync {
int spatial_layer_sync[VPX_SS_MAX_LAYERS]; /**< Sync layer flags */
int base_layer_intra_only; /**< Flag for setting Intra-only frame on base */
} vpx_svc_spatial_layer_sync_t;
/*!\cond */
/*!\brief VP8 encoder control function parameter type
*
* Defines the data types that VP8E control functions take. Note that
* additional common controls are defined in vp8.h
*
*/
VPX_CTRL_USE_TYPE(VP8E_SET_FRAME_FLAGS, int)
#define VPX_CTRL_VP8E_SET_FRAME_FLAGS
VPX_CTRL_USE_TYPE(VP8E_SET_TEMPORAL_LAYER_ID, int)
#define VPX_CTRL_VP8E_SET_TEMPORAL_LAYER_ID
VPX_CTRL_USE_TYPE(VP8E_SET_ROI_MAP, vpx_roi_map_t *)
#define VPX_CTRL_VP8E_SET_ROI_MAP
VPX_CTRL_USE_TYPE(VP9E_SET_ROI_MAP, vpx_roi_map_t *)
#define VPX_CTRL_VP9E_SET_ROI_MAP
VPX_CTRL_USE_TYPE(VP8E_SET_ACTIVEMAP, vpx_active_map_t *)
#define VPX_CTRL_VP8E_SET_ACTIVEMAP
VPX_CTRL_USE_TYPE(VP8E_SET_SCALEMODE, vpx_scaling_mode_t *)
#define VPX_CTRL_VP8E_SET_SCALEMODE
VPX_CTRL_USE_TYPE(VP9E_SET_SVC, int)
#define VPX_CTRL_VP9E_SET_SVC
VPX_CTRL_USE_TYPE(VP9E_SET_SVC_PARAMETERS, void *)
#define VPX_CTRL_VP9E_SET_SVC_PARAMETERS
VPX_CTRL_USE_TYPE(VP9E_REGISTER_CX_CALLBACK, void *)
#define VPX_CTRL_VP9E_REGISTER_CX_CALLBACK
VPX_CTRL_USE_TYPE(VP9E_SET_SVC_LAYER_ID, vpx_svc_layer_id_t *)
#define VPX_CTRL_VP9E_SET_SVC_LAYER_ID
VPX_CTRL_USE_TYPE(VP8E_SET_CPUUSED, int)
#define VPX_CTRL_VP8E_SET_CPUUSED
VPX_CTRL_USE_TYPE(VP8E_SET_ENABLEAUTOALTREF, unsigned int)
#define VPX_CTRL_VP8E_SET_ENABLEAUTOALTREF
VPX_CTRL_USE_TYPE(VP8E_SET_NOISE_SENSITIVITY, unsigned int)
#define VPX_CTRL_VP8E_SET_NOISE_SENSITIVITY
VPX_CTRL_USE_TYPE(VP8E_SET_SHARPNESS, unsigned int)
#define VPX_CTRL_VP8E_SET_SHARPNESS
VPX_CTRL_USE_TYPE(VP8E_SET_STATIC_THRESHOLD, unsigned int)
#define VPX_CTRL_VP8E_SET_STATIC_THRESHOLD
VPX_CTRL_USE_TYPE(VP8E_SET_TOKEN_PARTITIONS, int) /* vp8e_token_partitions */
#define VPX_CTRL_VP8E_SET_TOKEN_PARTITIONS
VPX_CTRL_USE_TYPE(VP8E_SET_ARNR_MAXFRAMES, unsigned int)
#define VPX_CTRL_VP8E_SET_ARNR_MAXFRAMES
VPX_CTRL_USE_TYPE(VP8E_SET_ARNR_STRENGTH, unsigned int)
#define VPX_CTRL_VP8E_SET_ARNR_STRENGTH
VPX_CTRL_USE_TYPE_DEPRECATED(VP8E_SET_ARNR_TYPE, unsigned int)
#define VPX_CTRL_VP8E_SET_ARNR_TYPE
VPX_CTRL_USE_TYPE(VP8E_SET_TUNING, int) /* vp8e_tuning */
#define VPX_CTRL_VP8E_SET_TUNING
VPX_CTRL_USE_TYPE(VP8E_SET_CQ_LEVEL, unsigned int)
#define VPX_CTRL_VP8E_SET_CQ_LEVEL
VPX_CTRL_USE_TYPE(VP9E_SET_TILE_COLUMNS, int)
#define VPX_CTRL_VP9E_SET_TILE_COLUMNS
VPX_CTRL_USE_TYPE(VP9E_SET_TILE_ROWS, int)
#define VPX_CTRL_VP9E_SET_TILE_ROWS
VPX_CTRL_USE_TYPE(VP9E_SET_TPL, int)
#define VPX_CTRL_VP9E_SET_TPL
VPX_CTRL_USE_TYPE(VP8E_GET_LAST_QUANTIZER, int *)
#define VPX_CTRL_VP8E_GET_LAST_QUANTIZER
VPX_CTRL_USE_TYPE(VP8E_GET_LAST_QUANTIZER_64, int *)
#define VPX_CTRL_VP8E_GET_LAST_QUANTIZER_64
VPX_CTRL_USE_TYPE(VP9E_GET_SVC_LAYER_ID, vpx_svc_layer_id_t *)
#define VPX_CTRL_VP9E_GET_SVC_LAYER_ID
VPX_CTRL_USE_TYPE(VP8E_SET_MAX_INTRA_BITRATE_PCT, unsigned int)
#define VPX_CTRL_VP8E_SET_MAX_INTRA_BITRATE_PCT
VPX_CTRL_USE_TYPE(VP9E_SET_MAX_INTER_BITRATE_PCT, unsigned int)
#define VPX_CTRL_VP9E_SET_MAX_INTER_BITRATE_PCT
VPX_CTRL_USE_TYPE(VP8E_SET_GF_CBR_BOOST_PCT, unsigned int)
#define VPX_CTRL_VP8E_SET_GF_CBR_BOOST_PCT
VPX_CTRL_USE_TYPE(VP8E_SET_SCREEN_CONTENT_MODE, unsigned int)
#define VPX_CTRL_VP8E_SET_SCREEN_CONTENT_MODE
VPX_CTRL_USE_TYPE(VP9E_SET_GF_CBR_BOOST_PCT, unsigned int)
#define VPX_CTRL_VP9E_SET_GF_CBR_BOOST_PCT
VPX_CTRL_USE_TYPE(VP9E_SET_LOSSLESS, unsigned int)
#define VPX_CTRL_VP9E_SET_LOSSLESS
VPX_CTRL_USE_TYPE(VP9E_SET_FRAME_PARALLEL_DECODING, unsigned int)
#define VPX_CTRL_VP9E_SET_FRAME_PARALLEL_DECODING
VPX_CTRL_USE_TYPE(VP9E_SET_AQ_MODE, unsigned int)
#define VPX_CTRL_VP9E_SET_AQ_MODE
VPX_CTRL_USE_TYPE(VP9E_SET_ALT_REF_AQ, int)
#define VPX_CTRL_VP9E_SET_ALT_REF_AQ
VPX_CTRL_USE_TYPE(VP9E_SET_FRAME_PERIODIC_BOOST, unsigned int)
#define VPX_CTRL_VP9E_SET_FRAME_PERIODIC_BOOST
VPX_CTRL_USE_TYPE(VP9E_SET_NOISE_SENSITIVITY, unsigned int)
#define VPX_CTRL_VP9E_SET_NOISE_SENSITIVITY
VPX_CTRL_USE_TYPE(VP9E_SET_TUNE_CONTENT, int) /* vp9e_tune_content */
#define VPX_CTRL_VP9E_SET_TUNE_CONTENT
VPX_CTRL_USE_TYPE(VP9E_SET_COLOR_SPACE, int)
#define VPX_CTRL_VP9E_SET_COLOR_SPACE
VPX_CTRL_USE_TYPE(VP9E_SET_MIN_GF_INTERVAL, unsigned int)
#define VPX_CTRL_VP9E_SET_MIN_GF_INTERVAL
VPX_CTRL_USE_TYPE(VP9E_SET_MAX_GF_INTERVAL, unsigned int)
#define VPX_CTRL_VP9E_SET_MAX_GF_INTERVAL
VPX_CTRL_USE_TYPE(VP9E_GET_ACTIVEMAP, vpx_active_map_t *)
#define VPX_CTRL_VP9E_GET_ACTIVEMAP
VPX_CTRL_USE_TYPE(VP9E_SET_COLOR_RANGE, int)
#define VPX_CTRL_VP9E_SET_COLOR_RANGE
VPX_CTRL_USE_TYPE(VP9E_SET_SVC_REF_FRAME_CONFIG, vpx_svc_ref_frame_config_t *)
#define VPX_CTRL_VP9E_SET_SVC_REF_FRAME_CONFIG
VPX_CTRL_USE_TYPE(VP9E_SET_RENDER_SIZE, int *)
#define VPX_CTRL_VP9E_SET_RENDER_SIZE
VPX_CTRL_USE_TYPE(VP9E_SET_TARGET_LEVEL, unsigned int)
#define VPX_CTRL_VP9E_SET_TARGET_LEVEL
VPX_CTRL_USE_TYPE(VP9E_SET_ROW_MT, unsigned int)
#define VPX_CTRL_VP9E_SET_ROW_MT
VPX_CTRL_USE_TYPE(VP9E_GET_LEVEL, int *)
#define VPX_CTRL_VP9E_GET_LEVEL
VPX_CTRL_USE_TYPE(VP9E_ENABLE_MOTION_VECTOR_UNIT_TEST, unsigned int)
#define VPX_CTRL_VP9E_ENABLE_MOTION_VECTOR_UNIT_TEST
VPX_CTRL_USE_TYPE(VP9E_SET_SVC_INTER_LAYER_PRED, unsigned int)
#define VPX_CTRL_VP9E_SET_SVC_INTER_LAYER_PRED
VPX_CTRL_USE_TYPE(VP9E_SET_SVC_FRAME_DROP_LAYER, vpx_svc_frame_drop_t *)
#define VPX_CTRL_VP9E_SET_SVC_FRAME_DROP_LAYER
VPX_CTRL_USE_TYPE(VP9E_GET_SVC_REF_FRAME_CONFIG, vpx_svc_ref_frame_config_t *)
#define VPX_CTRL_VP9E_GET_SVC_REF_FRAME_CONFIG
VPX_CTRL_USE_TYPE(VP9E_SET_SVC_GF_TEMPORAL_REF, unsigned int)
#define VPX_CTRL_VP9E_SET_SVC_GF_TEMPORAL_REF
VPX_CTRL_USE_TYPE(VP9E_SET_SVC_SPATIAL_LAYER_SYNC,
vpx_svc_spatial_layer_sync_t *)
#define VPX_CTRL_VP9E_SET_SVC_SPATIAL_LAYER_SYNC
VPX_CTRL_USE_TYPE(VP9E_SET_POSTENCODE_DROP, unsigned int)
#define VPX_CTRL_VP9E_SET_POSTENCODE_DROP
VPX_CTRL_USE_TYPE(VP9E_SET_DELTA_Q_UV, int)
#define VPX_CTRL_VP9E_SET_DELTA_Q_UV
VPX_CTRL_USE_TYPE(VP9E_SET_DISABLE_OVERSHOOT_MAXQ_CBR, int)
#define VPX_CTRL_VP9E_SET_DISABLE_OVERSHOOT_MAXQ_CBR
VPX_CTRL_USE_TYPE(VP9E_SET_DISABLE_LOOPFILTER, int)
#define VPX_CTRL_VP9E_SET_DISABLE_LOOPFILTER
VPX_CTRL_USE_TYPE(VP9E_SET_EXTERNAL_RATE_CONTROL, vpx_rc_funcs_t *)
#define VPX_CTRL_VP9E_SET_EXTERNAL_RATE_CONTROL
/*!\endcond */
/*! @} - end defgroup vp8_encoder */
#ifdef __cplusplus
} // extern "C"
#endif
#endif // VPX_VPX_VP8CX_H_