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 //!
24 //! \file decode_hevc_phase_front_end.cpp
25 //! \brief Defines the interface for Hevc decode front end phase.
26 //!
27
28 #include "decode_hevc_phase_front_end.h"
29 #include "decode_utils.h"
30
31 namespace decode
32 {
33
GetCmdBufIndex()34 uint32_t HevcPhaseFrontEnd::GetCmdBufIndex()
35 {
36 DECODE_FUNC_CALL();
37 DECODE_ASSERT(m_scalabOption.GetNumPipe() > 1);
38
39 //It is not allowed for guc submission by adding cmd in primaryCmdBuf
40 if (m_scalabOption.IsFESeparateSubmission() && !m_pipeline->IsParallelSubmission())
41 {
42 return m_primaryCmdBufIdx;
43 }
44 else
45 {
46 return m_secondaryCmdBufIdxBase;
47 }
48 }
49
GetSubmissionType()50 uint32_t HevcPhaseFrontEnd::GetSubmissionType()
51 {
52 DECODE_FUNC_CALL();
53 return SUBMISSION_TYPE_MULTI_PIPE_ALONE;
54 }
55
GetMode(uint32_t & pipeWorkMode,uint32_t & multiEngineMode)56 MOS_STATUS HevcPhaseFrontEnd::GetMode(uint32_t &pipeWorkMode, uint32_t &multiEngineMode)
57 {
58 DECODE_FUNC_CALL();
59 pipeWorkMode = MHW_VDBOX_HCP_PIPE_WORK_MODE_CABAC_FE;
60 multiEngineMode = MHW_VDBOX_HCP_MULTI_ENGINE_MODE_FE_LEGACY;
61 return MOS_STATUS_SUCCESS;
62 }
63
GetPktId()64 uint32_t HevcPhaseFrontEnd::GetPktId()
65 {
66 DECODE_FUNC_CALL();
67 return DecodePacketId(m_pipeline, hevcFrontEndPacketId);
68 }
69
ImmediateSubmit()70 bool HevcPhaseFrontEnd::ImmediateSubmit()
71 {
72 DECODE_FUNC_CALL();
73 return (m_scalabOption.IsFESeparateSubmission() && !m_pipeline->IsParallelSubmission());
74 }
75
RequiresContextSwitch()76 bool HevcPhaseFrontEnd::RequiresContextSwitch()
77 {
78 DECODE_FUNC_CALL();
79 if (m_pipeline->IsShortFormat())
80 {
81 return false; // same context as s2l
82 }
83 else
84 {
85 return true; // switch context for first phase
86 }
87 }
88
GetDecodeScalabilityOption()89 DecodeScalabilityOption* HevcPhaseFrontEnd::GetDecodeScalabilityOption()
90 {
91 DECODE_FUNC_CALL();
92
93 if (m_scalabOption.IsFESeparateSubmission())
94 {
95 // Create single pipe scalability for front end separate submission
96 HevcScalabilityPars scalPars;
97 MOS_ZeroMemory(&scalPars, sizeof(scalPars));
98 if (m_FEScalabOption.SetScalabilityOption(&scalPars) != MOS_STATUS_SUCCESS)
99 {
100 return nullptr;
101 }
102
103 return &m_FEScalabOption;
104 }
105
106 return HevcPhase::GetDecodeScalabilityOption();
107 }
108
109 }
110