1 /*
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22 
23 //!
24 //! \file     decode_hevc_phase_back_end.h
25 //! \brief    Defines the common interface for hevc decode back end phase.
26 //!
27 
28 #ifndef __DECODE_HEVC_PHASE_BACK_END_H__
29 #define __DECODE_HEVC_PHASE_BACK_END_H__
30 
31 #include "decode_hevc_phase.h"
32 
33 namespace decode
34 {
35 
36 class HevcPhaseBackEnd : public HevcPhase
37 {
38 public:
39     //!
40     //! \brief  HEVC decode back end phase constructor
41     //! \param  [in] pipeline
42     //!         Decode pipeline
43     //! \param  [in] params
44     //!         Decode scalability params
45     //! \param  [in] scalabOption
46     //!         Decode scalability option
47     //! \param  [in] phaseManager
48     //!         Decode phase manager
49     //!
HevcPhaseBackEnd(DecodePipeline & pipeline,DecodeScalabilityOption & scalabOption)50     HevcPhaseBackEnd(DecodePipeline &pipeline, DecodeScalabilityOption &scalabOption)
51         : HevcPhase(pipeline, scalabOption)
52     {}
53 
54     //!
55     //! \brief  HEVC decode back end phase destructor
56     //!
~HevcPhaseBackEnd()57     virtual ~HevcPhaseBackEnd() {};
58 
59     virtual uint32_t   GetCmdBufIndex() override;
60     virtual uint32_t   GetSubmissionType() override;
61     virtual MOS_STATUS GetMode(uint32_t &pipeWorkMode, uint32_t &multiEngineMode) override;
62     virtual uint32_t   GetPktId() override;
63     virtual bool       ImmediateSubmit() override;
64     virtual bool       RequiresContextSwitch() override;
65 
66 private:
IsFirstBackEnd()67     inline bool IsFirstBackEnd()
68     {
69         return (GetPipe() == 0);
70     }
IsLastBackEnd()71     inline bool IsLastBackEnd()
72     {
73         return ((GetPipe() + 1) == m_scalabOption.GetNumPipe());
74     }
75 
76 MEDIA_CLASS_DEFINE_END(decode__HevcPhaseBackEnd)
77 };
78 
79 }
80 #endif // !__DECODE_HEVC_PHASE_BACK_END_H__
81 
82