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1 /*!
2  * \copy
3  *     Copyright (c)  2009-2013, Cisco Systems
4  *     All rights reserved.
5  *
6  *     Redistribution and use in source and binary forms, with or without
7  *     modification, are permitted provided that the following conditions
8  *     are met:
9  *
10  *        * Redistributions of source code must retain the above copyright
11  *          notice, this list of conditions and the following disclaimer.
12  *
13  *        * Redistributions in binary form must reproduce the above copyright
14  *          notice, this list of conditions and the following disclaimer in
15  *          the documentation and/or other materials provided with the
16  *          distribution.
17  *
18  *     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19  *     "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20  *     LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
21  *     FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
22  *     COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
23  *     INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
24  *     BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25  *     LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
26  *     CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27  *     LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
28  *     ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  *     POSSIBILITY OF SUCH DAMAGE.
30  *
31  *
32  * \file    rec_mb.h
33  *
34  * \brief   interfaces for all macroblock decoding process after mb syntax parsing and residual decoding with cavlc.
35  *
36  * \date    3/4/2009 Created
37  *
38  *************************************************************************************
39  */
40 
41 #ifndef WELS_REC_MB_H__
42 #define WELS_REC_MB_H__
43 
44 #include "typedefs.h"
45 #include "wels_common_basis.h"
46 #include "error_code.h"
47 
48 #include "decoder_context.h"
49 
50 namespace WelsDec {
51 
52 #define WELS_B_MB_REC_VERIFY(uiRet) do{ \
53   uint32_t uiRetTmp = (uint32_t)uiRet; \
54   if( uiRetTmp != ERR_NONE ) \
55     return uiRetTmp; \
56 }while(0)
57 
58 typedef struct TagMCRefMember {
59   uint8_t* pDstY;
60   uint8_t* pDstU;
61   uint8_t* pDstV;
62 
63   uint8_t* pSrcY;
64   uint8_t* pSrcU;
65   uint8_t* pSrcV;
66 
67   int32_t iSrcLineLuma;
68   int32_t iSrcLineChroma;
69 
70   int32_t iDstLineLuma;
71   int32_t iDstLineChroma;
72 
73   int32_t iPicWidth;
74   int32_t iPicHeight;
75 } sMCRefMember;
76 
77 void BaseMC (PWelsDecoderContext pCtx, sMCRefMember* pMCRefMem, const int32_t& listIdx, const int8_t& iRefIdx,
78              int32_t iXOffset, int32_t iYOffset, SMcFunc* pMCFunc,
79              int32_t iBlkWidth, int32_t iBlkHeight, int16_t iMVs[2]);
80 
81 void WelsFillRecNeededMbInfo (PWelsDecoderContext pCtx, bool bOutput, PDqLayer pCurDqLayer);
82 
83 int32_t RecI4x4Mb (int32_t iMBXY, PWelsDecoderContext pCtx, int16_t* pScoeffLevel, PDqLayer pDqLayer);
84 
85 int32_t RecI4x4Luma (int32_t iMBXY, PWelsDecoderContext pCtx, int16_t* pScoeffLevel, PDqLayer pDqLayer);
86 
87 int32_t RecI4x4Chroma (int32_t iMBXY, PWelsDecoderContext pCtx, int16_t* pScoeffLevel, PDqLayer pDqLayer);
88 
89 int32_t RecI8x8Mb (int32_t iMbXy, PWelsDecoderContext pCtx, int16_t* pScoeffLevel, PDqLayer pDqLayer);
90 
91 int32_t RecI8x8Luma (int32_t iMbXy, PWelsDecoderContext pCtx, int16_t* pScoeffLevel, PDqLayer pDqLayer);
92 
93 int32_t RecI16x16Mb (int32_t iMBXY, PWelsDecoderContext pCtx, int16_t* pScoeffLevel, PDqLayer pDqLayer);
94 
95 int32_t RecChroma (int32_t iMBXY, PWelsDecoderContext pCtx, int16_t* pScoeffLevel, PDqLayer pDqLayer);
96 
97 int32_t GetInterPred (uint8_t* pPredY, uint8_t* pPredCb, uint8_t* pPredCr, PWelsDecoderContext pCtx);
98 
99 int32_t GetInterBPred (uint8_t* pPredYCbCr[3], uint8_t* pTempPredYCbCr[3], PWelsDecoderContext pCtx);
100 
101 } // namespace WelsDec
102 
103 #endif //WELS_REC_MB_H__
104 
105