| /* |
| * 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 <stdint.h> |
| #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 |
| |
