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_tracked_buffer_hevc.h
24 //!
25 //! \brief    HEVC does not need to keep ref frame's PakObject
26 //!
27 
28 #ifndef __CODECHAL_ENCODE_TRACKED_BUFFER_HEVC_H__
29 #define __CODECHAL_ENCODE_TRACKED_BUFFER_HEVC_H__
30 
31 #include "codechal_encode_tracked_buffer.h"
32 #include "codechal_encode_hevc_base.h"
33 
34 //!
35 //! Tracked buffer
36 //!
37 class CodechalEncodeTrackedBufferHevc : public CodechalEncodeTrackedBuffer
38 {
39 public:
40     //!
41     //! \brief    Constructor
42     //!
43     CodechalEncodeTrackedBufferHevc(CodechalEncoderState* encoder);
44 
~CodechalEncodeTrackedBufferHevc()45     ~CodechalEncodeTrackedBufferHevc()
46     {}
47 
48 private:
49     CodechalEncodeTrackedBufferHevc(const CodechalEncodeTrackedBufferHevc&) = delete;
50     CodechalEncodeTrackedBufferHevc& operator=(const CodechalEncodeTrackedBufferHevc&) = delete;
51 
52     void LookUpBufIndexMbCode() override;
53     MOS_STATUS AllocateMvTemporalBuffer(uint8_t bufIndex) override;
54     void DeferredDeallocateOnResChange() override;
55 
56     CodechalEncodeHevcBase*         m_hevcState = nullptr;                      //!< HEVC encoder state
57     uint8_t                         m_mbCodePenuIdx = 0;                        //!< 2nd-to-last MbCode buffer index
58     uint8_t                         m_mbCodeAnteIdx = 0;                        //!< 3rd-to-last MbCode buffer index
59 };
60 
61 #endif  // __CODECHAL_ENCODE_TRACKED_BUFFER_HEVC_H__
62