1 /*
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9 * Software is furnished to do so, subject to the following conditions:
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15 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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21 */
22 //!
23 //! \file     decode_mpeg2_mb_packet_xe_m_base.h
24 //! \brief    Defines the implementation of mpeg2 decode macroblock packet for Xe_M_Base
25 //!
26 
27 #ifndef __DECODE_MPEG2_MB_PACKET_XE_M_BASE_H__
28 #define __DECODE_MPEG2_MB_PACKET_XE_M_BASE_H__
29 
30 #include "media_cmd_packet.h"
31 #include "decode_mpeg2_pipeline.h"
32 #include "decode_utils.h"
33 #include "decode_mpeg2_basic_feature.h"
34 #include "codechal_hw_g12_X.h"
35 
36 namespace decode
37 {
38 
39     class Mpeg2DecodeMbPktXe_M_Base : public DecodeSubPacket
40     {
41     public:
Mpeg2DecodeMbPktXe_M_Base(Mpeg2Pipeline * pipeline,CodechalHwInterface * hwInterface)42         Mpeg2DecodeMbPktXe_M_Base(Mpeg2Pipeline* pipeline, CodechalHwInterface* hwInterface)
43             : DecodeSubPacket(pipeline, *hwInterface), m_mpeg2Pipeline(pipeline)
44         {
45             m_hwInterface = hwInterface;
46             if (m_hwInterface != nullptr)
47             {
48                 m_miInterface  = m_hwInterface->GetMiInterface();
49                 m_osInterface  = hwInterface->GetOsInterface();
50                 m_mfxInterface = static_cast<CodechalHwInterfaceG12*>(hwInterface)->GetMfxInterface();
51             }
52         }
~Mpeg2DecodeMbPktXe_M_Base()53         virtual ~Mpeg2DecodeMbPktXe_M_Base() {};
54 
55         //!
56         //! \brief  Initialize the media packet, allocate required resources
57         //! \return MOS_STATUS
58         //!         MOS_STATUS_SUCCESS if success, else fail reason
59         //!
60         virtual MOS_STATUS Init() override;
61 
62         //!
63         //! \brief  Prepare interal parameters, should be invoked for each frame
64         //! \return MOS_STATUS
65         //!         MOS_STATUS_SUCCESS if success, else fail reason
66         //!
67         virtual MOS_STATUS Prepare() override;
68 
69         //!
70         //! \brief  Execute mpeg2 slice packet
71         //! \return MOS_STATUS
72         //!         MOS_STATUS_SUCCESS if success, else fail reason
73         //!
74         virtual MOS_STATUS Execute(MHW_BATCH_BUFFER& batchBuffer, uint32_t mbIdx) = 0;
75 
76         //!
77         //! \brief  Calculate Command Size
78         //!
79         //! \param  [in, out] commandBufferSize
80         //!         requested size
81         //! \param  [in, out] requestedPatchListSize
82         //!         requested size
83         //! \return MOS_STATUS
84         //!         status
85         //!
86         MOS_STATUS CalculateCommandSize(
87             uint32_t& commandBufferSize,
88             uint32_t& requestedPatchListSize) override;
89 
90         MOS_STATUS AddITObj(MHW_BATCH_BUFFER& batchBuffer, uint32_t mbIdx);
91         MOS_STATUS InsertSkippedMacroblocks(
92             MHW_BATCH_BUFFER& batchBuffer,
93             uint32_t mbIdx,
94             uint16_t nextMBStart,
95             uint16_t skippedMBs);
96 
97     protected:
98         //!
99         //! \brief  Calculate macroblock level command Buffer Size
100         //!
101         //! \return uint32_t
102         //!         Command buffer size calculated
103         //!
104         virtual MOS_STATUS CalculateMbStateCommandSize();
105 
106         MOS_STATUS SetMpeg2MbStateParams(MHW_VDBOX_MPEG2_MB_STATE& mpeg2MbState, uint32_t mbIdx);
107         void PackMotionVectors(CODEC_PICTURE_FLAG pic_flag, PMHW_VDBOX_MPEG2_MB_STATE mpeg2MbState);
108 
109         Mpeg2Pipeline* m_mpeg2Pipeline = nullptr;
110         MhwVdboxMfxInterface* m_mfxInterface = nullptr;
111         Mpeg2BasicFeature* m_mpeg2BasicFeature = nullptr;
112         DecodeAllocator* m_allocator = nullptr;
113 
114         CodechalHwInterface *m_hwInterface = nullptr;
115         MhwMiInterface      *m_miInterface = nullptr;
116 
117         // Parameters passed from application
118         CodecDecodeMpeg2PicParams* m_mpeg2PicParams = nullptr;      //!< Pointer to MPEG2 picture parameter
119 
120         uint32_t m_mbStatesSize = 0;  //!< MB state command size
121         uint32_t m_mbPatchListSize = 0;  //!< MB patch list size
122 
123     private:
124         //!
125         //! \enum _MPEG2_IMT_TYPE
126         //! \brief Mpeg2 image type
127         //!
128         enum Mpeg2ImtType
129         {
130             Mpeg2ImtNone = 0,    //!< triple GFXBlocks
131             Mpeg2ImtFrameFrame = 1,    //!< triple
132             Mpeg2ImtFieldField = 2,    //!< triple
133             Mpeg2ImtFieldDualPrime = 3,    //!< triple
134             Mpeg2ImtFrameFiled = 4,    //!< hex
135             Mpeg2ImtFrameDualPrime = 5,    //!< hex
136             Mpeg2Imt16x8 = 6     //!< hex
137         };
138 
139         //!
140         //! \enum  DecodeMotionType
141         //! \brief Codechal decode motion type
142         //!
143         enum DecodeMotionType
144         {
145             CodechalDecodeMcField = 1,    //!< Field motion type
146             CodechalDecodeMcFrame = 2,    //!< Frame motion type
147             CodechalDecodeMc16x8 = 2,    //!< 16x8 motion type
148             CodechalDecodeMcDmv = 3     //!< DMV motion type
149         };
150 
151         //!
152         //! \enum  DecodeMvPacking
153         //! \brief For motion vector packing: the equivilant derefences of a [2][2][2] array mapped as a [8] array
154         //!
155         enum DecodeMvPacking
156         {
157             CodechalDecodeRstFirstForwHorz = 0, //!< first forward horizontal
158             CodechalDecodeRstFirstForwVert = 1, //!< first forward vertical
159             CodechalDecodeRstFirstBackHorz = 2, //!< first backward horizontal
160             CodechalDecodeRstFirstBackVert = 3, //!< first backward vertical
161             CodechalDecodeRstSecndForwHorz = 4, //!< second forward horizontal
162             CodechalDecodeRstSecndForwVert = 5, //!< second forward vertical
163             CodechalDecodeRstSecndBackHorz = 6, //!< second backward horizontal
164             CodechalDecodeRstSecndBackVert = 7  //!< second backward vertical
165         };
166     MEDIA_CLASS_DEFINE_END(decode__Mpeg2DecodeMbPktXe_M_Base)
167     };
168 
169 }  // namespace decode
170 #endif
171