1 /*
2 * Copyright (c) 2022, 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 decode_hevc_packet_long.cpp
24 //! \brief Defines the interface for hevc long format decode packet
25 //!
26 #include "decode_hevc_packet_long.h"
27 #include "decode_status_report_defs.h"
28 #include "decode_predication_packet.h"
29 #include "decode_marker_packet.h"
30
31 namespace decode {
32
~HevcDecodeLongPkt()33 HevcDecodeLongPkt::~HevcDecodeLongPkt()
34 {
35 }
36
Init()37 MOS_STATUS HevcDecodeLongPkt::Init()
38 {
39 DECODE_FUNC_CALL();
40 DECODE_CHK_STATUS(HevcDecodePkt::Init());
41
42 DECODE_CHK_STATUS(m_statusReport->RegistObserver(this));
43
44 DecodeSubPacket* subPacket = m_hevcPipeline->GetSubPacket(DecodePacketId(m_hevcPipeline, hevcPictureSubPacketId));
45 m_picturePkt = dynamic_cast<HevcDecodePicPkt*>(subPacket);
46 DECODE_CHK_NULL(m_picturePkt);
47
48 subPacket = m_hevcPipeline->GetSubPacket(DecodePacketId(m_hevcPipeline, hevcSliceSubPacketId));
49 m_slicePkt = dynamic_cast<HevcDecodeSlcPkt*>(subPacket);
50 DECODE_CHK_NULL(m_slicePkt);
51
52 return MOS_STATUS_SUCCESS;
53 }
54
Destroy()55 MOS_STATUS HevcDecodeLongPkt::Destroy()
56 {
57 m_statusReport->UnregistObserver(this);
58 return MOS_STATUS_SUCCESS;
59 }
60
IsPrologRequired()61 bool HevcDecodeLongPkt::IsPrologRequired()
62 {
63 if (!m_hevcPipeline->IsShortFormat())
64 {
65 return true;
66 }
67
68 if (!m_hevcPipeline->IsSingleTaskPhaseSupported())
69 {
70 return true;
71 }
72
73 return false;
74 }
75
CalculateCommandSize(uint32_t & commandBufferSize,uint32_t & requestedPatchListSize)76 MOS_STATUS HevcDecodeLongPkt::CalculateCommandSize(uint32_t &commandBufferSize, uint32_t &requestedPatchListSize)
77 {
78 DECODE_CHK_STATUS(CalculateCommandBufferSize(commandBufferSize));
79 DECODE_CHK_STATUS(CalculatePatchListSize(requestedPatchListSize));
80 return MOS_STATUS_SUCCESS;
81 }
82
CalculateCommandBufferSize(uint32_t & commandBufferSize)83 MOS_STATUS HevcDecodeLongPkt::CalculateCommandBufferSize(uint32_t &commandBufferSize)
84 {
85 // Just need consider picture level cmds for first level command buffer size,
86 // since the slice level cmds are located 2nd lvl batch buffer which is
87 // allocated by pipeline.
88 DECODE_CHK_STATUS(m_picturePkt->CalculateCommandSize(m_pictureStatesSize, m_picturePatchListSize));
89 commandBufferSize = m_pictureStatesSize + COMMAND_BUFFER_RESERVED_SPACE;
90 return MOS_STATUS_SUCCESS;
91 }
92
CalculatePatchListSize(uint32_t & requestedPatchListSize)93 MOS_STATUS HevcDecodeLongPkt::CalculatePatchListSize(uint32_t &requestedPatchListSize)
94 {
95 if (!m_osInterface->bUsesPatchList)
96 {
97 requestedPatchListSize = 0;
98 return MOS_STATUS_SUCCESS;
99 }
100
101 DECODE_CHK_STATUS(m_slicePkt->CalculateCommandSize(m_sliceStatesSize, m_slicePatchListSize));
102
103 if (m_hevcPipeline->GetDecodeMode() == HevcPipeline::separateTileDecodeMode)
104 {
105 uint32_t tileNum = (1 + m_hevcBasicFeature->m_hevcPicParams->num_tile_rows_minus1) *
106 (1 + m_hevcBasicFeature->m_hevcPicParams->num_tile_columns_minus1);
107 requestedPatchListSize = m_picturePatchListSize +
108 m_slicePatchListSize * (m_hevcBasicFeature->m_numSlices + tileNum);
109 }
110 else
111 {
112 requestedPatchListSize = m_picturePatchListSize +
113 (m_slicePatchListSize * (m_hevcBasicFeature->m_numSlices + 1));
114 }
115
116 return MOS_STATUS_SUCCESS;
117 }
118
119 }
120