EVOLUTION-MANAGER

Edit File: 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 VP8CX_H #define VP8CX_H /*!\defgroup vp8_encoder WebM VP8 Encoder * \ingroup vp8 * * @{ */ #include "vp8.h" /*!\file * \brief Provides definitions for using the VP8 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, as would * be found in AVI files. * @{ */ extern vpx_codec_iface_t vpx_codec_vp8_cx_algo; extern vpx_codec_iface_t *vpx_codec_vp8_cx(void); /* TODO(jkoleszar): These move to VP9 in a later patch set. */ extern vpx_codec_iface_t vpx_codec_vp9_cx_algo; extern vpx_codec_iface_t *vpx_codec_vp9_cx(void); extern vpx_codec_iface_t vpx_codec_vp9x_cx_algo; extern vpx_codec_iface_t *vpx_codec_vp9x_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 VP8 encoder control functions * * This set of macros define the control functions available for the VP8 * encoder interface. * * \sa #vpx_codec_control */ enum vp8e_enc_control_id { VP8E_UPD_ENTROPY = 5, /**< control function to set mode of entropy update in encoder */ VP8E_UPD_REFERENCE, /**< control function to set reference update mode in encoder */ VP8E_USE_REFERENCE, /**< control function to set which reference frame encoder can use */ VP8E_SET_ROI_MAP, /**< control function to pass an ROI map to encoder */ VP8E_SET_ACTIVEMAP, /**< control function to pass an Active map to encoder */ VP8E_SET_SCALEMODE = 11, /**< control function to set encoder scaling mode */ /*!\brief control function to set vp8 encoder cpuused * * 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. * The full set of adjustments can be found in * onyx_if.c:vp8_set_speed_features(). * \todo List highlights of the changes at various levels. * * \note Valid range: -16..16 */ VP8E_SET_CPUUSED = 13, VP8E_SET_ENABLEAUTOALTREF, /**< control function to enable vp8 to automatic set and use altref frame */ VP8E_SET_NOISE_SENSITIVITY, /**< control function to set noise sensitivity */ VP8E_SET_SHARPNESS, /**< control function to set sharpness */ VP8E_SET_STATIC_THRESHOLD, /**< control function to set the threshold for macroblocks treated static */ VP8E_SET_TOKEN_PARTITIONS, /**< control function to set the number of token partitions */ VP8E_GET_LAST_QUANTIZER, /**< return the quantizer chosen by the encoder for the last frame using the internal scale */ VP8E_GET_LAST_QUANTIZER_64, /**< return the quantizer chosen by the encoder for the last frame, using the 0..63 scale as used by the rc_*_quantizer config parameters */ VP8E_SET_ARNR_MAXFRAMES, /**< control function to set the max number of frames blurred creating arf*/ VP8E_SET_ARNR_STRENGTH, /**< control function to set the filter strength for the arf */ VP8E_SET_ARNR_TYPE, /**< control function to set the type of filter to use for the arf*/ VP8E_SET_TUNING, /**< control function to set visual tuning */ /*!\brief control function to set constrained quality level * * \attention For this value to be used vpx_codec_enc_cfg_t::g_usage must be * set to #VPX_CQ. * \note Valid range: 0..63 */ VP8E_SET_CQ_LEVEL, /*!\brief 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. * */ VP8E_SET_MAX_INTRA_BITRATE_PCT, /* TODO(jkoleszar): Move to vp9cx.h */ VP9E_SET_LOSSLESS, VP9E_SET_TILE_COLUMNS, VP9E_SET_TILE_ROWS, VP9E_SET_FRAME_PARALLEL_DECODING, VP9E_SET_AQ_MODE, VP9E_SET_SVC, VP9E_SET_SVC_PARAMETERS }; /*!\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 vpx region of interest map * * These defines the data structures for the region of interest map * */ typedef struct vpx_roi_map { /*! An id between 0 and 3 for each 16x16 region within a frame. */ unsigned char *roi_map; unsigned int rows; /**< Number of rows. */ unsigned int cols; /**< Number of columns. */ // TODO(paulwilkins): broken for VP9 which has 8 segments // q and loop filter deltas for each segment // (see MAX_MB_SEGMENTS) int delta_q[4]; /**< Quantizer deltas. */ int delta_lf[4]; /**< Loop filter deltas. */ /*! Static breakout threshold for each segment. */ 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 { unsigned char *active_map; /**< specify an on (1) or off (0) each 16x16 region within a frame */ 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 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 parameters * * This defines parameters for svc encoding. * */ typedef struct vpx_svc_parameters { unsigned int width; /**< width of current spatial layer */ unsigned int height; /**< height of current spatial layer */ int layer; /**< current layer number - 0 = base */ int flags; /**< encode frame flags */ int max_quantizer; /**< max quantizer for current layer */ int min_quantizer; /**< min quantizer for current layer */ int distance_from_i_frame; /**< frame number within current gop */ int lst_fb_idx; /**< last frame frame buffer index */ int gld_fb_idx; /**< golden frame frame buffer index */ int alt_fb_idx; /**< alt reference frame frame buffer index */ } vpx_svc_parameters_t; /*!\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 * */ /* These controls have been deprecated in favor of the flags parameter to * vpx_codec_encode(). See the definition of VP8_EFLAG_* above. */ VPX_CTRL_USE_TYPE_DEPRECATED(VP8E_UPD_ENTROPY, int) VPX_CTRL_USE_TYPE_DEPRECATED(VP8E_UPD_REFERENCE, int) VPX_CTRL_USE_TYPE_DEPRECATED(VP8E_USE_REFERENCE, int) VPX_CTRL_USE_TYPE(VP8E_SET_ROI_MAP, vpx_roi_map_t *) VPX_CTRL_USE_TYPE(VP8E_SET_ACTIVEMAP, vpx_active_map_t *) VPX_CTRL_USE_TYPE(VP8E_SET_SCALEMODE, vpx_scaling_mode_t *) VPX_CTRL_USE_TYPE(VP9E_SET_SVC, int) VPX_CTRL_USE_TYPE(VP9E_SET_SVC_PARAMETERS, vpx_svc_parameters_t *) VPX_CTRL_USE_TYPE(VP8E_SET_CPUUSED, int) VPX_CTRL_USE_TYPE(VP8E_SET_ENABLEAUTOALTREF, unsigned int) VPX_CTRL_USE_TYPE(VP8E_SET_NOISE_SENSITIVITY, unsigned int) VPX_CTRL_USE_TYPE(VP8E_SET_SHARPNESS, unsigned int) VPX_CTRL_USE_TYPE(VP8E_SET_STATIC_THRESHOLD, unsigned int) VPX_CTRL_USE_TYPE(VP8E_SET_TOKEN_PARTITIONS, int) /* vp8e_token_partitions */ VPX_CTRL_USE_TYPE(VP8E_SET_ARNR_MAXFRAMES, unsigned int) VPX_CTRL_USE_TYPE(VP8E_SET_ARNR_STRENGTH, unsigned int) VPX_CTRL_USE_TYPE(VP8E_SET_ARNR_TYPE, unsigned int) VPX_CTRL_USE_TYPE(VP8E_SET_TUNING, int) /* vp8e_tuning */ VPX_CTRL_USE_TYPE(VP8E_SET_CQ_LEVEL, unsigned int) VPX_CTRL_USE_TYPE(VP9E_SET_TILE_COLUMNS, int) VPX_CTRL_USE_TYPE(VP9E_SET_TILE_ROWS, int) VPX_CTRL_USE_TYPE(VP8E_GET_LAST_QUANTIZER, int *) VPX_CTRL_USE_TYPE(VP8E_GET_LAST_QUANTIZER_64, int *) VPX_CTRL_USE_TYPE(VP8E_SET_MAX_INTRA_BITRATE_PCT, unsigned int) VPX_CTRL_USE_TYPE(VP9E_SET_LOSSLESS, unsigned int) VPX_CTRL_USE_TYPE(VP9E_SET_FRAME_PARALLEL_DECODING, unsigned int) VPX_CTRL_USE_TYPE(VP9E_SET_AQ_MODE, unsigned int) /*! @} - end defgroup vp8_encoder */ #ifdef __cplusplus } // extern "C" #endif #endif