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
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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_mmc_decode_hevc.cpp
24 //! \brief    Impelements the public interface for CodecHal Media Memory Compression
25 //!
26 
27 #include "codechal_mmc_decode_hevc.h"
28 
CodechalMmcDecodeHevc(CodechalHwInterface * hwInterface,void * standardState)29 CodechalMmcDecodeHevc::CodechalMmcDecodeHevc(
30     CodechalHwInterface    *hwInterface,
31     void *standardState):
32     CodecHalMmcState(hwInterface)
33 {
34     CODECHAL_DECODE_FUNCTION_ENTER;
35 
36     m_hevcState = (CodechalDecodeHevc *)standardState;
37     CODECHAL_HW_ASSERT(m_hevcState);
38 
39     CODECHAL_HW_ASSERT(hwInterface);
40     CODECHAL_HW_ASSERT(hwInterface->GetSkuTable());
41     if (MEDIA_IS_SKU(hwInterface->GetSkuTable(), FtrMemoryCompression))
42     {
43         MOS_USER_FEATURE_VALUE_DATA userFeatureData;
44         MOS_ZeroMemory(&userFeatureData, sizeof(userFeatureData));
45         userFeatureData.i32Data = m_mmcEnabled;
46         userFeatureData.i32DataFlag = MOS_USER_FEATURE_VALUE_DATA_FLAG_CUSTOM_DEFAULT_VALUE_TYPE;
47 
48         MOS_UserFeature_ReadValue_ID(
49             nullptr,
50             __MEDIA_USER_FEATURE_VALUE_DECODE_MMC_ENABLE_ID,
51             &userFeatureData,
52             m_osInterface->pOsContext);
53         m_mmcEnabled = (userFeatureData.i32Data) ? true : false;
54 
55         MOS_USER_FEATURE_VALUE_WRITE_DATA userFeatureWriteData;
56         MOS_ZeroMemory(&userFeatureWriteData, sizeof(userFeatureWriteData));
57         userFeatureWriteData.Value.i32Data = m_mmcEnabled;
58         userFeatureWriteData.ValueID = __MEDIA_USER_FEATURE_VALUE_DECODE_MMC_IN_USE_ID;
59         MOS_UserFeature_WriteValues_ID(nullptr, &userFeatureWriteData, 1, m_osInterface->pOsContext);
60     }
61 
62 #if (_DEBUG || _RELEASE_INTERNAL)
63     m_compressibleId  = __MEDIA_USER_FEATURE_VALUE_MMC_DEC_RT_COMPRESSIBLE_ID;
64     m_compressModeId  = __MEDIA_USER_FEATURE_VALUE_MMC_DEC_RT_COMPRESSMODE_ID;
65 #endif
66 }
67 
SetPipeBufAddr(PMHW_VDBOX_PIPE_BUF_ADDR_PARAMS pipeBufAddrParams,PMOS_COMMAND_BUFFER cmdBuffer)68 MOS_STATUS CodechalMmcDecodeHevc::SetPipeBufAddr(
69     PMHW_VDBOX_PIPE_BUF_ADDR_PARAMS pipeBufAddrParams,
70     PMOS_COMMAND_BUFFER cmdBuffer)
71 {
72     MOS_STATUS eStatus = MOS_STATUS_SUCCESS;
73 
74     CODECHAL_DECODE_FUNCTION_ENTER;
75 
76     pipeBufAddrParams->PreDeblockSurfMmcState = MOS_MEMCOMP_DISABLED;
77 
78     if (m_mmcEnabled &&
79         m_hcpMmcEnabled &&
80         m_hevcState->m_destSurface.bCompressible)
81     {
82         if ((m_10bitMmcEnabled && m_hevcState->m_destSurface.Format == Format_P010) ||
83             (m_hevcState->m_destSurface.Format == Format_NV12) ||
84             (m_hevcState->m_destSurface.Format == Format_YUY2))
85         {
86             pipeBufAddrParams->PreDeblockSurfMmcState = MOS_MEMCOMP_HORIZONTAL;
87         }
88     }
89 
90     CODECHAL_DEBUG_TOOL(
91         m_hevcState->m_destSurface.MmcState = pipeBufAddrParams->PreDeblockSurfMmcState;)
92 
93     return eStatus;
94 }
95 
SetRefrenceSync(bool disableDecodeSyncLock,bool disableLockForTranscode)96 MOS_STATUS CodechalMmcDecodeHevc::SetRefrenceSync(
97     bool disableDecodeSyncLock,
98     bool disableLockForTranscode)
99 {
100     MOS_STATUS eStatus = MOS_STATUS_SUCCESS;
101 
102     CODECHAL_DECODE_FUNCTION_ENTER;
103 
104     CODECHAL_DECODE_CHK_NULL_RETURN(m_hevcState->m_hevcPicParams);
105 
106     // Check if reference surface needs to be synchronized in MMC case
107     if (m_mmcEnabled &&
108         !CodecHal_PictureIsField(m_hevcState->m_hevcPicParams->CurrPic))
109     {
110         MOS_SYNC_PARAMS syncParams = g_cInitSyncParams;
111         syncParams.GpuContext = m_hevcState->GetVideoContext();
112         syncParams.bDisableDecodeSyncLock = disableDecodeSyncLock;
113         syncParams.bDisableLockForTranscode = disableLockForTranscode;
114 
115         for (uint32_t i = 0; i < CODECHAL_MAX_CUR_NUM_REF_FRAME_HEVC; i++)
116         {
117             if (m_hevcState->m_presReferences[i])
118             {
119                 syncParams.presSyncResource = m_hevcState->m_presReferences[i];
120                 syncParams.bReadOnly        = true;
121 
122                 CODECHAL_DECODE_CHK_STATUS_RETURN(
123                     m_osInterface->pfnPerformOverlaySync(
124                         m_osInterface,
125                         &syncParams));
126                 CODECHAL_DECODE_CHK_STATUS_RETURN(
127                     m_osInterface->pfnResourceWait(
128                         m_osInterface,
129                         &syncParams));
130                 m_osInterface->pfnSetResourceSyncTag(
131                     m_osInterface,
132                     &syncParams);
133             }
134         }
135     }
136 
137     return eStatus;
138 }
139 
CheckReferenceList(PMHW_VDBOX_PIPE_BUF_ADDR_PARAMS pipeBufAddrParams)140 MOS_STATUS CodechalMmcDecodeHevc::CheckReferenceList(
141         PMHW_VDBOX_PIPE_BUF_ADDR_PARAMS pipeBufAddrParams)
142 {
143     MOS_STATUS eStatus = MOS_STATUS_SUCCESS;
144 
145     CODECHAL_DECODE_FUNCTION_ENTER;
146 
147     CODECHAL_DECODE_CHK_NULL_RETURN(pipeBufAddrParams);
148     CODECHAL_DECODE_CHK_NULL_RETURN(m_hevcState->m_hevcPicParams);
149 
150     MOS_MEMCOMP_STATE mmcMode;
151     bool selfReference = false;
152 
153     // Disable MMC if self-reference is dectected (mainly for error concealment)
154     if (((pipeBufAddrParams->PostDeblockSurfMmcState != MOS_MEMCOMP_DISABLED) ||
155             (pipeBufAddrParams->PreDeblockSurfMmcState != MOS_MEMCOMP_DISABLED)) &&
156         !m_hevcState->m_curPicIntra)
157     {
158         for (int i = 0; i < CODEC_MAX_NUM_REF_FRAME_HEVC; i++)
159         {
160             if (m_hevcState->m_hevcPicParams->CurrPic.FrameIdx == m_hevcState->m_hevcPicParams->RefFrameList[i].FrameIdx)
161             {
162                 selfReference = true;
163                 break;
164             }
165         }
166 
167         if (selfReference)
168         {
169             pipeBufAddrParams->PostDeblockSurfMmcState = MOS_MEMCOMP_DISABLED;
170             pipeBufAddrParams->PreDeblockSurfMmcState = MOS_MEMCOMP_DISABLED;
171             CODECHAL_DECODE_NORMALMESSAGE("Self-reference is detected for P/B frames!");
172 
173             // Decompress current frame to avoid green corruptions in this error handling case
174             CODECHAL_DECODE_CHK_STATUS_RETURN(m_osInterface->pfnGetMemoryCompressionMode(
175                 m_osInterface,
176                 &m_hevcState->m_destSurface.OsResource,
177                 &mmcMode));
178             if (mmcMode != MOS_MEMCOMP_DISABLED)
179             {
180                 CODECHAL_DECODE_CHK_STATUS_RETURN(m_osInterface->pfnDecompResource(
181                     m_osInterface,
182                     &m_hevcState->m_destSurface.OsResource));
183             }
184         }
185     }
186 
187     // Do surface decompression to make sure the MMC states are consistent in the reference list
188     MOS_MEMCOMP_STATE mmcModePrev = MOS_MEMCOMP_DISABLED;
189     bool sameMmcStatus = true;
190     bool firstRefPic = true;
191     for (uint8_t i = 0; i < CODECHAL_MAX_CUR_NUM_REF_FRAME_HEVC; i++)
192     {
193         if (m_hevcState->m_presReferences[i])
194         {
195             CODECHAL_DECODE_CHK_STATUS_RETURN(m_osInterface->pfnGetMemoryCompressionMode(
196                 m_osInterface,
197                 m_hevcState->m_presReferences[i],
198                 &mmcMode));
199             if (firstRefPic)
200             {
201                 mmcModePrev = mmcMode;
202                 firstRefPic = false;
203             }
204             else if (mmcModePrev != mmcMode)
205             {
206                 sameMmcStatus = false;
207                 break;
208             }
209         }
210     }
211 
212     if(!sameMmcStatus)
213     {
214         for (uint8_t i = 0; i < CODECHAL_MAX_CUR_NUM_REF_FRAME_HEVC; i++)
215         {
216             if (m_hevcState->m_presReferences[i])
217             {
218                 CODECHAL_DECODE_CHK_STATUS_RETURN(m_osInterface->pfnGetMemoryCompressionMode(
219                     m_osInterface,
220                     m_hevcState->m_presReferences[i],
221                     &mmcMode));
222                 if(mmcMode != MOS_MEMCOMP_DISABLED)
223                 {
224                     m_osInterface->pfnDecompResource(
225                         m_osInterface,
226                         m_hevcState->m_presReferences[i]);
227                 }
228             }
229         }
230     }
231     return eStatus;
232 }
233