| |
| /* |
| * Copyright © Microsoft Corporation |
| * |
| * Permission is hereby granted, free of uint8_tge, 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, bool &isInterlaced); |
| 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<uint8_t> &buf, |
| unsigned int bufferOffset, |
| uint32_t & outSliceSize, |
| uint32_t & outSliceOffset); |
| |
| uint |
| d3d12_video_decoder_get_slice_count_hevc(std::vector<uint8_t> &buf); |
| |
| void |
| d3d12_video_decoder_prepare_dxva_slices_control_hevc(struct d3d12_video_decoder * pD3D12Dec, |
| std::vector<uint8_t> &vecOutSliceControlBuffers, |
| struct pipe_h265_picture_desc* picture_hevc); |
| |
| void |
| d3d12_video_decoder_log_pic_params_hevc(DXVA_PicParams_HEVC * pPicParams); |
| |
| #endif |
