1 /*
2 * Copyright (c) 2017, 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     codechal_encode_mpeg2_g8.h
24 //! \brief    MPEG2 dual-pipe encoder for GEN8 platform.
25 //!
26 
27 #ifndef __CODECHAL_ENCODE_MPEG2_G8_H__
28 #define __CODECHAL_ENCODE_MPEG2_G8_H__
29 
30 #include "codechal_encode_mpeg2.h"
31 
32 //!
33 //! \class   CodechalEncodeMpeg2G8
34 //! \brief   MPEG2 dual-pipe encoder base class for GEN8
35 //! \details This class defines the member fields, functions for GEN8 platform
36 //!
37 class CodechalEncodeMpeg2G8 : public CodechalEncodeMpeg2
38 {
39 public:
40     //!
41     //! \brief    Constructor
42     //!
43     CodechalEncodeMpeg2G8(
44         CodechalHwInterface* hwInterface,
45         CodechalDebugInterface* debugInterface,
46         PCODECHAL_STANDARD_INFO standardInfo);
47 
48     //!
49     //! \brief    Destructor
50     //!
~CodechalEncodeMpeg2G8()51     ~CodechalEncodeMpeg2G8() {};
52 
53     //!
54     //! \brief    Update the slice count according to the DymanicSliceShutdown policy
55     //!
56     void UpdateSSDSliceCount();
57 
58 protected:
59     MOS_STATUS Initialize(CodechalSetting * codecHalSettings);
60 
61     MOS_STATUS InitKernelState();
62 
63     MOS_STATUS InitKernelStateMe();
64 
65     MOS_STATUS InitKernelStateMbEnc();
66 
67     MOS_STATUS SetCurbeMe();
68 
69     MOS_STATUS SendMeSurfaces(PMOS_COMMAND_BUFFER cmdBuffer);
70 
71     MOS_STATUS SetCurbeMbEnc(
72         bool mbEncIFrameDistEnabled,
73         bool mbQpDataEnabled);
74 
75     //!
76     //! \brief    Get encoder kernel header and kernel size
77     //!
78     //! \param    [in] binary
79     //!           Pointer to kernel binary
80     //! \param    [in] operation
81     //!           Enc kernel operation
82     //! \param    [in] krnStateIdx
83     //!           Kernel state index
84     //! \param    [out] krnHeader
85     //!           Pointer to kernel header
86     //! \param    [out] krnSize
87     //!           Pointer to kernel size
88     //!
89     //! \return   MOS_STATUS
90     //!           MOS_STATUS_SUCCESS if success, else fail reason
91     //!
92     static MOS_STATUS GetKernelHeaderAndSize(
93         void                           *binary,
94         EncOperation                   operation,
95         uint32_t                       krnStateIdx,
96         void                           *krnHeader,
97         uint32_t                       *krnSize);
98 
99 };
100 
101 #endif  // __CODECHAL_ENCODE_MPEG2_G8_H__
102