/* * Copyright © Microsoft Corporation * * 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, sublicense, * 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 NONINFRINGEMENT.  IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS 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. */ #ifndef D3D12_VIDEO_DEC_HEVC_H #define D3D12_VIDEO_DEC_HEVC_H #include "d3d12_video_types.h" // From DXVA spec regarding DXVA_PicEntry_HEVC entries: // Entries that will not be used for decoding the current picture, or any subsequent pictures, // are indicated by setting bPicEntry to 0xFF. // If bPicEntry is not 0xFF, the entry may be used as a reference surface for decoding the current picture or // a subsequent picture (in decoding order). constexpr uint16_t DXVA_HEVC_INVALID_PICTURE_INDEX = 0x7F; // This corresponds to DXVA_PicEntry_HEVC.Index7Bits ; Not to be confused with the invalid value for // DXVA_PicEntry_HEVC.bPicEntry full uint8_t value constexpr uint16_t DXVA_HEVC_INVALID_PICTURE_ENTRY_VALUE = 0xFF; // This corresponds to DXVA_PicEntry_HEVC.bPicEntry constexpr unsigned int DXVA_HEVC_START_CODE = 0x000001; // 3 byte start code constexpr unsigned int DXVA_HEVC_START_CODE_LEN_BITS = 24; // 3 byte start code #define DXVA_RPS_COUNT 8 /* HEVC picture entry data structure */ /* If including new DXVA structs in this header, check the byte-alignment packing pragma declarations that need to be included with them */ #pragma pack(push, BeforeDXVApacking, 1) typedef struct _DXVA_PicEntry_HEVC { union { struct { uint8_t Index7Bits : 7; uint8_t AssociatedFlag : 1; }; uint8_t bPicEntry; }; } DXVA_PicEntry_HEVC, *LPDXVA_PicEntry_HEVC; /* 1 byte */ #pragma pack(pop, BeforeDXVApacking) /* HEVC picture parameters structure */ /* If including new DXVA structs in this header, check the byte-alignment packing pragma declarations that need to be included with them */ #pragma pack(push, BeforeDXVApacking, 1) /* HEVC Picture Parameter structure */ typedef struct _DXVA_PicParams_HEVC { uint16_t PicWidthInMinCbsY; uint16_t PicHeightInMinCbsY; union { struct { uint16_t chroma_format_idc : 2; uint16_t separate_colour_plane_flag : 1; uint16_t bit_depth_luma_minus8 : 3; uint16_t bit_depth_chroma_minus8 : 3; uint16_t log2_max_pic_order_cnt_lsb_minus4 : 4; uint16_t NoPicReorderingFlag : 1; uint16_t NoBiPredFlag : 1; uint16_t ReservedBits1 : 1; }; uint16_t wFormatAndSequenceInfoFlags; }; DXVA_PicEntry_HEVC CurrPic; uint8_t sps_max_dec_pic_buffering_minus1; uint8_t log2_min_luma_coding_block_size_minus3; uint8_t log2_diff_max_min_luma_coding_block_size; uint8_t log2_min_transform_block_size_minus2; uint8_t log2_diff_max_min_transform_block_size; uint8_t max_transform_hierarchy_depth_inter; uint8_t max_transform_hierarchy_depth_intra; uint8_t num_short_term_ref_pic_sets; uint8_t num_long_term_ref_pics_sps; uint8_t num_ref_idx_l0_default_active_minus1; uint8_t num_ref_idx_l1_default_active_minus1; uint8_t init_qp_minus26; uint8_t ucNumDeltaPocsOfRefRpsIdx; uint16_t wNumBitsForShortTermRPSInSlice; uint16_t ReservedBits2; union { struct { uint32_t scaling_list_enabled_flag : 1; uint32_t amp_enabled_flag : 1; uint32_t sample_adaptive_offset_enabled_flag : 1; uint32_t pcm_enabled_flag : 1; uint32_t pcm_sample_bit_depth_luma_minus1 : 4; uint32_t pcm_sample_bit_depth_chroma_minus1 : 4; uint32_t log2_min_pcm_luma_coding_block_size_minus3 : 2; uint32_t log2_diff_max_min_pcm_luma_coding_block_size : 2; uint32_t pcm_loop_filter_disabled_flag : 1; uint32_t long_term_ref_pics_present_flag : 1; uint32_t sps_temporal_mvp_enabled_flag : 1; uint32_t strong_intra_smoothing_enabled_flag : 1; uint32_t dependent_slice_segments_enabled_flag : 1; uint32_t output_flag_present_flag : 1; uint32_t num_extra_slice_header_bits : 3; uint32_t sign_data_hiding_enabled_flag : 1; uint32_t cabac_init_present_flag : 1; uint32_t ReservedBits3 : 5; }; uint32_t dwCodingParamToolFlags; }; union { struct { uint32_t constrained_intra_pred_flag : 1; uint32_t transform_skip_enabled_flag : 1; uint32_t cu_qp_delta_enabled_flag : 1; uint32_t pps_slice_chroma_qp_offsets_present_flag : 1; uint32_t weighted_pred_flag : 1; uint32_t weighted_bipred_flag : 1; uint32_t transquant_bypass_enabled_flag : 1; uint32_t tiles_enabled_flag : 1; uint32_t entropy_coding_sync_enabled_flag : 1; uint32_t uniform_spacing_flag : 1; uint32_t loop_filter_across_tiles_enabled_flag : 1; uint32_t pps_loop_filter_across_slices_enabled_flag : 1; uint32_t deblocking_filter_override_enabled_flag : 1; uint32_t pps_deblocking_filter_disabled_flag : 1; uint32_t lists_modification_present_flag : 1; uint32_t slice_segment_header_extension_present_flag : 1; uint32_t IrapPicFlag : 1; uint32_t IdrPicFlag : 1; uint32_t IntraPicFlag : 1; uint32_t ReservedBits4 : 13; }; uint32_t dwCodingSettingPicturePropertyFlags; }; uint8_t pps_cb_qp_offset; uint8_t pps_cr_qp_offset; uint8_t num_tile_columns_minus1; uint8_t num_tile_rows_minus1; uint16_t column_width_minus1[19]; uint16_t row_height_minus1[21]; uint8_t diff_cu_qp_delta_depth; uint8_t pps_beta_offset_div2; uint8_t pps_tc_offset_div2; uint8_t log2_parallel_merge_level_minus2; int32_t CurrPicOrderCntVal; DXVA_PicEntry_HEVC RefPicList[15]; uint8_t ReservedBits5; int32_t PicOrderCntValList[15]; uint8_t RefPicSetStCurrBefore[8]; uint8_t RefPicSetStCurrAfter[8]; uint8_t RefPicSetLtCurr[8]; uint16_t ReservedBits6; uint16_t ReservedBits7; uint32_t StatusReportFeedbackNumber; } DXVA_PicParams_HEVC, *LPDXVA_PicParams_HEVC; #pragma pack(pop, BeforeDXVApacking) static_assert(_countof(DXVA_PicParams_HEVC::RefPicSetStCurrBefore) == DXVA_RPS_COUNT, "DXVA_PicParams_HEVC::RefPicSetStCurrBefore must have DXVA_RPS_COUNT elements"); static_assert(_countof(DXVA_PicParams_HEVC::RefPicSetStCurrAfter) == DXVA_RPS_COUNT, "DXVA_PicParams_HEVC::RefPicSetStCurrAfter must have DXVA_RPS_COUNT elements"); static_assert(_countof(DXVA_PicParams_HEVC::RefPicSetLtCurr) == DXVA_RPS_COUNT, "DXVA_PicParams_HEVC::RefPicSetLtCurr must have DXVA_RPS_COUNT elements"); /* HEVC Quantization Matrix structure */ /* If including new DXVA structs in this header, check the byte-alignment packing pragma declarations that need to be included with them */ #pragma pack(push, BeforeDXVApacking, 1) typedef struct _DXVA_Qmatrix_HEVC { uint8_t ucScalingLists0[6][16]; uint8_t ucScalingLists1[6][64]; uint8_t ucScalingLists2[6][64]; uint8_t ucScalingLists3[2][64]; uint8_t ucScalingListDCCoefSizeID2[6]; uint8_t ucScalingListDCCoefSizeID3[2]; } DXVA_Qmatrix_HEVC, *LPDXVA_Qmatrix_HEVC; #pragma pack(pop, BeforeDXVApacking) /* HEVC slice control data structure - short form */ /* If including new DXVA structs in this header, check the byte-alignment packing pragma declarations that need to be included with them */ #pragma pack(push, BeforeDXVApacking, 1) typedef struct _DXVA_Slice_HEVC_Short { uint32_t BSNALunitDataLocation; /* type 1..5 */ uint32_t SliceBytesInBuffer; /* for off-host parse */ uint16_t wBadSliceChopping; /* for off-host parse */ } DXVA_Slice_HEVC_Short, *LPDXVA_Slice_HEVC_Short; #pragma pack(pop, BeforeDXVApacking) #pragma pack(push, BeforeDXVApacking, 1) typedef struct _DXVA_Status_HEVC { uint16_t StatusReportFeedbackNumber; DXVA_PicEntry_HEVC CurrPic; uint8_t bBufType; uint8_t bStatus; uint8_t bReserved8Bits; uint16_t wNumMbsAffected; } DXVA_Status_HEVC, *LPDXVA_Status_HEVC; #pragma pack(pop, BeforeDXVApacking) DXVA_PicParams_HEVC d3d12_video_decoder_dxva_picparams_from_pipe_picparams_hevc(struct d3d12_video_decoder *pD3D12Dec, pipe_video_profile profile, pipe_h265_picture_desc * pipeDesc); void d3d12_video_decoder_get_frame_info_hevc( struct d3d12_video_decoder *pD3D12Dec, uint32_t *pWidth, uint32_t *pHeight, uint16_t *pMaxDPB); void d3d12_video_decoder_prepare_current_frame_references_hevc(struct d3d12_video_decoder *pD3D12Dec, ID3D12Resource * pTexture2D, uint32_t subresourceIndex); void d3d12_video_decoder_dxva_qmatrix_from_pipe_picparams_hevc(pipe_h265_picture_desc *pPipeDesc, DXVA_Qmatrix_HEVC & outMatrixBuffer, bool &outScalingListEnabled); void d3d12_video_decoder_refresh_dpb_active_references_hevc(struct d3d12_video_decoder *pD3D12Dec); bool d3d12_video_decoder_get_next_slice_size_and_offset_hevc(std::vector &buf, unsigned int bufferOffset, uint32_t & outSliceSize, uint32_t & outSliceOffset); uint d3d12_video_decoder_get_slice_count_hevc(std::vector &buf); void d3d12_video_decoder_prepare_dxva_slices_control_hevc(struct d3d12_video_decoder * pD3D12Dec, std::vector &vecOutSliceControlBuffers, struct pipe_h265_picture_desc* picture_hevc); void d3d12_video_decoder_log_pic_params_hevc(DXVA_PicParams_HEVC * pPicParams); #endif