/* * Copyright (c) 2007-2017 Intel Corporation. All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sub license, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice (including the * next paragraph) shall be included in all copies or substantial portions * of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. * IN NO EVENT SHALL INTEL AND/OR ITS SUPPLIERS BE LIABLE FOR * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /** * \file va_fei_hevc.h * \brief The FEI encoding HEVC special API */ #ifndef __VA_FEI_HEVC_H__ #define __VA_FEI_HEVC_H__ #ifdef __cplusplus extern "C" { #endif #include #include "va_fei.h" /** * \defgroup api_fei_hevc HEVC FEI encoding API * * @{ */ /** \brief FEI frame level control buffer for HEVC */ typedef struct _VAEncMiscParameterFEIFrameControlHEVC { /* one of the VAConfigAttribFEIFunctionType values */ uint32_t function; /** \brief CTB control input buffer. It is valid only when per_ctb_input * is set to 1. The data in this buffer correspond to the input source. CTB is in raster scan order, * each CTB control data structure is defined by VAEncFEICTBControlHEVC. * Buffer size shall not be less than the number of CTBs multiplied by * sizeof(VAEncFEICTBControlHEVC). */ VABufferID ctb_ctrl; /** \brief CTB cmd per CTB data output of ENC * it is reserved for CTB level information * it should include CU split information and other CTB datas . * Each CTB block has one CTB cmd data. */ VABufferID ctb_cmd; /** \brief CU record data output of ENC * it is reserved for CU level information * it should include CU detail data. include mode,MV, reference etc. * Each CTB block has one CU record data. */ VABufferID cu_record; /** \brief distortion output of ENC or ENC_PAK. * Each CTB has one distortion data with VAEncFEIDistortionHevc * Buffer size shall not be less than the number of CTBs multiplied by * sizeof(VAEncFEIDistortionHevc). */ VABufferID distortion; /** \brief Qp input buffer. It is valid only when per_block_qp is set to 1. * The data in this buffer correspond to the input source. * One Qp per block block is in raster scan order, each Qp is a signed char (8-bit) value. **/ VABufferID qp; /** \brief MV predictor. It is valid only when mv_predictor_input is set to non-zero. * Each CTB block has one or more pair of motion vectors and the corresponding * reference indexes as defined by VAEncFEIMVPredictorHEVC. 32x32 block is in raster scan order. * Buffer size shall not be less than the number of 16x16 blocks multiplied by * sizeof(VAEncFEIMVPredictorHEVC). */ VABufferID mv_predictor; /** \brief number of MV predictors L0 and L1. the maximum number of motion vector predictor for a 16x16, 32x32 or * 64x64 block is four, it must not be greater than maximum supported MV predictor, **/ uint32_t num_mv_predictors_l0 : 16; uint32_t num_mv_predictors_l1 : 16; /** \brief control parameters */ uint32_t search_path : 8; uint32_t len_sp : 8; uint32_t reserved0 : 16; /** \brief multi pred l0/1 * 0000: no internal MV predictor will be used * 0001: spatial MV predictors * 0100/1000: Reserved **/ uint32_t multi_pred_l0 : 4; uint32_t multi_pred_l1 : 4; /** \brief defines the motion vector precision, like integer/half/quarter pel. * 00b: integer pel * 01b: half-pel * 10b: reserved * 11b: quarter-pel */ uint32_t sub_pel_mode : 2; uint32_t adaptive_search : 1; /** \brief mv_predictor_input * 000: MV predictor disabled * 001: MV predictor enabled per 16x16 block * 010: MV predictor enabled per 32x32 block * 011: MV predictor enabled per 64x64 block * 111: MV predictor enabled, block size can vary and is determined by BlockSize in motion vector predictor buffer * 100/101/110: Reserved **/ uint32_t mv_predictor_input : 3; /** \brief enables per CTB or CU qp */ uint32_t per_block_qp : 1; /** \brief enables the per CTB input , if 1, need ctb_ctrl to be a real surface ID*/ uint32_t per_ctb_input : 1; /** when this flag is set, extra distortion between current CTB and co-located CTB is provided. * Extra distortion output has performance impact, set it only when it is needed */ uint32_t colocated_ctb_distortion : 1; /** brief specifies whether this CTB should be forced to split to remove Inter big LCU: do not check Inter 32x32 * PUs. Every 32x32 LCU is split at least once. It can be used to improved performance. * 0: ENC determined block type * 1: Force to split **/ uint32_t force_lcu_split : 1; /** \brief enables CU64x64 check */ uint32_t enable_cu64_check : 1; /** \brief enables CU64x64 asymmetric motion partition check */ uint32_t enable_cu64_amp_check : 1; /** \brief specifies if check the 64x64 merge candidate * 0: after skip check, * 1: only skip check for 64x64 Default: 0. This field is used by LCU64 bi-directional. **/ uint32_t cu64_skip_check_only : 1; uint32_t reserved1 : 11; /** specifies the search region width in pixels. * When bidirectional search is enabled, this applies to both search regions */ uint32_t ref_width : 8; /** specifies the reference region height in pixels. When bidirectional search is enabled, * this applies to both search regions. */ uint32_t ref_height : 8; /** \brief search window similar for AVC * defines predefined search windows. If it is selected, RefWidth, RefHeight, LenSP and SearchPath are ignored. * 0 : not use predefined search window * 1 : Tiny – (4 SUs) 24x24 window diamond search * 2 : Small – (9 SUs) 28x28 window diamond search * 3 : Diamond – (16 SUs) 48x40 window diamond search * 4 : Large Diamond – (32 SUs) 48x40 window diamond search * 5 : Exhaustive – 48x40 window full search * 6 : (64 SUs) 64x64 window full search * Note: option 1, 2, 3 and 4 are valid only when CAP parameter SearchWindow64Support is 0. * And option 6 is valid only when SearchWindow64Support is 1.*/ uint32_t search_window : 8; /** \brief number of internal MV predictors for IME searches */ uint32_t max_num_ime_search_center : 3; /** \brief fast intra prediction enabling bit. It is used as a trade-off between speed and quality. * The flag will be ignored if it's unsupported in the driver*/ uint32_t fast_intra_mode : 1; uint32_t reserved2 : 4; /** \brief specifies number of splits that encoder could be run concurrently * 1: level 1, default value * 2: level 2 * 4: level 3 **/ uint32_t num_concurrent_enc_frame_partition : 8; uint32_t reserved3 : 24; /** \brief max frame size control with multi passes QP setting */ uint32_t max_frame_size; /** \brief number of passes, every pass has different QP */ uint32_t num_passes; /** \brief delta QP list for every pass */ uint8_t *delta_qp; uint32_t reserved4[2]; } VAEncMiscParameterFEIFrameControlHEVC; /** \brief Application can use this definition as reference to allocate the buffer * based on MaxNumPredictor returned from attribute VAConfigAttribFEIMVPredictors query. * this buffer allocation is always based on 16x16 block even block size is indicated as 32x32 or 64x64, and buffer * layout is always in 32x32 block raster scan order even block size is 16x16 or 64x64. If 32x32 block size is set, * only the data in the first 16x16 block (block 0) is used for 32x32 block. If 64x64 block size is set * MV layout is still in 32x32 raster scan order, the same as 32x32 and the first 16x16 * block within each 32x32 block needs to have intended MV data (four 32x32 blocks will have the same MV data in the * correspondent first 16x16 block). Data structure for each 16x16 block is defined as below (same as AVC except * BlockSize/Reserved bits). **/ typedef struct _VAEncFEIMVPredictorHEVC { /** \brief Feference index corresponding to the entry of RefPicList0 & RefPicList1 in slice header (final reference * list). Note that RefPicList0 & RefPicList1 needs to be the same for all slices. * Ref0xIndex – RefPicList0; Ref1xIndex – RefPicList1; x – 0 ~ MaxNumPredictor */ struct { uint8_t ref_idx_l0 : 4; uint8_t ref_idx_l1 : 4; } ref_idx[4]; /* index is predictor number */ /** \brief Valid only when MVPredictor is set to 011 for HEVC. Only valid in the first 16x16 block. * 00: MV predictor disabled for this 32x32 block * 01: MV predictor enabled per 16x16 block for this 32x32 block * 10: MV predictor enabled per 32x32 block, the rest of 16x16 block data within this 32x32 block are ignored * 11: Reserved */ uint32_t block_size : 2; uint32_t reserved : 30; VAMotionVector mv[4]; /* MaxNumPredictor is 4 */ } VAEncFEIMVPredictorHEVC; //40 bytes /** \brief FEI CTB level control data structure */ typedef struct _VAEncFEICTBControlHEVC { // DWORD 0 uint32_t force_to_intra : 1; uint32_t force_to_inter : 1; uint32_t force_to_skip : 1; /** \brief force all coeff to zero */ uint32_t force_to_zero_coeff : 1; uint32_t reserved0 : 28; // DWORD 1 uint32_t reserved1; // DWORD 2 uint32_t reserved2; // DWORD 3 uint32_t reserved3; } VAEncFEICTBControlHEVC; /** \brief VAEncFEIDistortionHevc defines the data structure for VAEncFEIDistortionBufferType per CTB block. * It is output buffer of ENC and ENC_PAK modes, The CTB block is in raster scan order. * Buffer size shall not be less than the number of CTB blocks multiple by sizeof(VAEncFEIDistortionHevc). **/ typedef struct _VAEncFEIDistortionHevc { /** best CTB distortion */ uint32_t best_distortion; /** only when colocated_ctb_distortion in VAEncMiscParameterFEIFrameControlHEVC is set */ uint32_t colocated_ctb_distortion; } VAEncFEIDistortionHevc; #ifdef __cplusplus } #endif #endif