1 /* 2 * Copyright (c) 2020, Intel Corporation 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included 12 * in all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 15 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 */ 22 //! 23 //! \file mhw_vdbox_avp_generic.h 24 //! \brief MHW interface for constructing AVP commands for the Vdbox engine 25 //! \details Impelements shared Vdbox AVP command construction functions across all platforms as templates 26 //! 27 28 #ifndef _MHW_VDBOX_AVP_GENERIC_H_ 29 #define _MHW_VDBOX_AVP_GENERIC_H_ 30 31 #include "mhw_vdbox_avp_interface.h" 32 33 //! MHW Vdbox Avp generic interface 34 /*! 35 This class defines the shared Avp command construction functions across all platforms as templates 36 */ 37 template <class TAvpCmds> 38 class MhwVdboxAvpInterfaceGeneric : public MhwVdboxAvpInterface 39 { 40 protected: 41 static const uint32_t m_av1ScalingFactor = (1 << 14); //!< AV1 Scaling factor 42 static const uint32_t m_rawUVPlaneAlignment = 4; //!< starting Gen9 the alignment is relaxed to 4x instead of 16x 43 static const uint32_t m_reconUVPlaneAlignment = 8; //!< recon UV Plane alignment 44 static const uint32_t m_uvPlaneAlignmentLegacy = 8; //!< starting Gen9 the alignment is relaxed to 4x instead of 16x 45 46 //! 47 //! \brief Constructor 48 //! MhwVdboxAvpInterfaceGeneric(PMOS_INTERFACE osInterface,MhwMiInterface * miInterface,MhwCpInterface * cpInterface,bool decodeInUse)49 MhwVdboxAvpInterfaceGeneric( 50 PMOS_INTERFACE osInterface, 51 MhwMiInterface *miInterface, 52 MhwCpInterface *cpInterface, 53 bool decodeInUse) : 54 MhwVdboxAvpInterface(osInterface, miInterface, cpInterface, decodeInUse) 55 { 56 MHW_FUNCTION_ENTER; 57 } 58 59 //! 60 //! \brief Destructor 61 //! ~MhwVdboxAvpInterfaceGeneric()62 virtual ~MhwVdboxAvpInterfaceGeneric() {} 63 AddAvpDecodeSurfaceStateCmd(PMOS_COMMAND_BUFFER cmdBuffer,PMHW_VDBOX_SURFACE_PARAMS params)64 MOS_STATUS AddAvpDecodeSurfaceStateCmd( 65 PMOS_COMMAND_BUFFER cmdBuffer, 66 PMHW_VDBOX_SURFACE_PARAMS params) 67 { 68 MOS_STATUS eStatus = MOS_STATUS_SUCCESS; 69 70 MHW_FUNCTION_ENTER; 71 72 MHW_MI_CHK_NULL(m_osInterface); 73 MHW_MI_CHK_NULL(params); 74 MHW_ASSERT(params->Mode != CODECHAL_UNSUPPORTED_MODE); 75 76 typename TAvpCmds::AVP_SURFACE_STATE_CMD cmd; 77 78 uint32_t uvPlaneAlignment = m_uvPlaneAlignmentLegacy; 79 80 cmd.DW1.SurfaceId = params->ucSurfaceStateId; 81 cmd.DW1.SurfacePitchMinus1 = params->psSurface->dwPitch - 1; 82 83 if (params->ucSurfaceStateId == srcInputPic) 84 { 85 uvPlaneAlignment = params->dwUVPlaneAlignment ? params->dwUVPlaneAlignment : m_rawUVPlaneAlignment; 86 } 87 else 88 { 89 uvPlaneAlignment = params->dwUVPlaneAlignment ? params->dwUVPlaneAlignment : m_reconUVPlaneAlignment; 90 } 91 92 cmd.DW2.YOffsetForUCbInPixel = 93 MOS_ALIGN_CEIL((params->psSurface->UPlaneOffset.iSurfaceOffset - params->psSurface->dwOffset) / params->psSurface->dwPitch + params->psSurface->RenderOffset.YUV.U.YOffset, uvPlaneAlignment); 94 MHW_MI_CHK_STATUS(m_osInterface->pfnAddCommand(cmdBuffer, &cmd, cmd.byteSize)); 95 96 return eStatus; 97 } 98 }; 99 #endif 100