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"),
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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_encode_mpeg2.cpp
24 //! \brief    Impelements the public interface for CodecHal Media Memory Compression
25 //!
26 
27 #include "codechal_mmc_encode_mpeg2.h"
28 
CodechalMmcEncodeMpeg2(CodechalHwInterface * hwInterface,void * standardState)29 CodechalMmcEncodeMpeg2::CodechalMmcEncodeMpeg2(
30     CodechalHwInterface    *hwInterface,
31     void *standardState):
32     CodecHalMmcState(hwInterface)
33 {
34     CODECHAL_ENCODE_FUNCTION_ENTER;
35 
36     m_mpeg2State = (CodechalEncodeMpeg2 *)standardState;
37     CODECHAL_HW_ASSERT(m_mpeg2State);
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_ENCODE_MMC_ENABLE_ID,
51             &userFeatureData);
52         m_mmcEnabled = (userFeatureData.i32Data) ? true : false;
53 
54         MOS_USER_FEATURE_VALUE_WRITE_DATA userFeatureWriteData;
55         MOS_ZeroMemory(&userFeatureWriteData, sizeof(userFeatureWriteData));
56         userFeatureWriteData.Value.i32Data = m_mmcEnabled;
57         userFeatureWriteData.ValueID = __MEDIA_USER_FEATURE_VALUE_ENCODE_MMC_IN_USE_ID;
58         MOS_UserFeature_WriteValues_ID(nullptr, &userFeatureWriteData, 1);
59     }
60 
61 #if (_DEBUG || _RELEASE_INTERNAL)
62     m_compressibleId  = __MEDIA_USER_FEATURE_VALUE_MMC_ENC_RECON_COMPRESSIBLE_ID;
63     m_compressModeId  = __MEDIA_USER_FEATURE_VALUE_MMC_ENC_RECON_COMPRESSMODE_ID;
64 #endif
65 }
66 
SetPipeBufAddr(PMHW_VDBOX_PIPE_BUF_ADDR_PARAMS pipeBufAddrParams,PMOS_COMMAND_BUFFER cmdBuffer)67 MOS_STATUS CodechalMmcEncodeMpeg2::SetPipeBufAddr(
68     PMHW_VDBOX_PIPE_BUF_ADDR_PARAMS pipeBufAddrParams,
69     PMOS_COMMAND_BUFFER cmdBuffer)
70 {
71     MOS_STATUS eStatus = MOS_STATUS_SUCCESS;
72 
73     CODECHAL_ENCODE_FUNCTION_ENTER;
74 
75     CODECHAL_ENCODE_CHK_NULL_RETURN(m_mpeg2State);
76     CODECHAL_ENCODE_CHK_NULL_RETURN(m_mpeg2State->m_picParams);
77 
78     // Only for frame encoding (ucFieldFrameCodingFlag =1 is handled as a normal frame.)
79     bool framePic = (CodecHal_PictureIsFrame(m_mpeg2State->m_picParams->m_currOriginalPic)) &&
80         !m_mpeg2State->m_picParams->m_fieldCodingFlag;
81     bool suppressReconPic =
82         (!m_mpeg2State->m_refList[m_mpeg2State->m_currReconstructedPic.FrameIdx]->bUsedAsRef) &&
83         m_mpeg2State->m_suppressReconPicSupported;
84 
85     if (m_mmcEnabled &&
86         m_mpeg2State->m_reconSurface.bCompressible &&
87         framePic && !suppressReconPic)
88     {
89         pipeBufAddrParams->PreDeblockSurfMmcState   = MOS_MEMCOMP_VERTICAL;
90         pipeBufAddrParams->PostDeblockSurfMmcState  = pipeBufAddrParams->PreDeblockSurfMmcState;
91     }
92 
93     CODECHAL_DEBUG_TOOL(
94         m_mpeg2State->m_reconSurface.MmcState = pipeBufAddrParams->PreDeblockSurfMmcState;
95     )
96 
97     return eStatus;
98 }
99 
100