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TLibCommon
ContextModel3DBuffer.h
Go to the documentation of this file.
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/* The copyright in this software is being made available under the BSD
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* License, included below. This software may be subject to other third party
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* and contributor rights, including patent rights, and no such rights are
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* granted under this license.
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*
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* Copyright (c) 2010-2017, ITU/ISO/IEC
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
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* be used to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef __CONTEXTMODEL3DBUFFER__
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#define __CONTEXTMODEL3DBUFFER__
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#include <stdio.h>
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#include <memory.h>
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#include "
CommonDef.h
"
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#include "
ContextModel.h
"
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// ====================================================================================================================
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// Class definition
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// ====================================================================================================================
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class
ContextModel3DBuffer
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{
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protected
:
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ContextModel
*
m_contextModel
;
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const
UInt
m_sizeX
;
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const
UInt
m_sizeXY
;
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const
UInt
m_sizeXYZ
;
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public
:
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ContextModel3DBuffer
(
UInt
uiSizeZ,
UInt
uiSizeY,
UInt
uiSizeX,
ContextModel
*basePtr,
Int
&count );
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~ContextModel3DBuffer
() {}
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// access functions
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ContextModel
&
get
(
UInt
uiZ,
UInt
uiY,
UInt
uiX )
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{
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return
m_contextModel
[ uiZ *
m_sizeXY
+ uiY *
m_sizeX
+ uiX ];
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}
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ContextModel
*
get
(
UInt
uiZ,
UInt
uiY )
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{
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return
&
m_contextModel
[ uiZ *
m_sizeXY
+ uiY *
m_sizeX
];
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}
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ContextModel
*
get
(
UInt
uiZ )
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{
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return
&
m_contextModel
[ uiZ *
m_sizeXY
];
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}
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// initialization & copy functions
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Void
initBuffer
(
SliceType
eSliceType,
Int
iQp,
UChar
* ctxModel );
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UInt
calcCost
(
SliceType
sliceType,
Int
qp,
UChar
* ctxModel );
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Void
copyFrom
(
const
ContextModel3DBuffer
* src )
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{
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assert(
m_sizeXYZ
== src->
m_sizeXYZ
);
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::memcpy(
m_contextModel
, src->
m_contextModel
,
sizeof
(
ContextModel
) *
m_sizeXYZ
);
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}
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};
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#endif // _HM_CONTEXT_MODEL_3DBUFFER_H_
ContextModel3DBuffer::m_sizeXY
const UInt m_sizeXY
X times Y size of 3D buffer.
Definition:
ContextModel3DBuffer.h:60
ContextModel3DBuffer::m_sizeX
const UInt m_sizeX
X size of 3D buffer.
Definition:
ContextModel3DBuffer.h:59
SliceType
SliceType
supported slice type
Definition:
TypeDef.h:283
CommonDef.h
Defines version information, constants and small in-line functions.
Void
void Void
Definition:
TypeDef.h:203
ContextModel3DBuffer::m_sizeXYZ
const UInt m_sizeXYZ
total size of 3D buffer
Definition:
ContextModel3DBuffer.h:61
UInt
unsigned int UInt
Definition:
TypeDef.h:212
ContextModel
context model class
Definition:
ContextModel.h:57
ContextModel3DBuffer::calcCost
UInt calcCost(SliceType sliceType, Int qp, UChar *ctxModel)
determine cost of choosing a probability table based on current probabilities
Definition:
ContextModel3DBuffer.cpp:86
UChar
unsigned char UChar
Definition:
TypeDef.h:208
ContextModel3DBuffer::ContextModel3DBuffer
ContextModel3DBuffer(UInt uiSizeZ, UInt uiSizeY, UInt uiSizeX, ContextModel *basePtr, Int &count)
Definition:
ContextModel3DBuffer.cpp:47
ContextModel3DBuffer
context model 3D buffer class
Definition:
ContextModel3DBuffer.h:55
ContextModel.h
context model class (header)
ContextModel3DBuffer::m_contextModel
ContextModel * m_contextModel
array of context models
Definition:
ContextModel3DBuffer.h:58
ContextModel3DBuffer::~ContextModel3DBuffer
~ContextModel3DBuffer()
Definition:
ContextModel3DBuffer.h:65
Int
int Int
Definition:
TypeDef.h:211
ContextModel3DBuffer::copyFrom
Void copyFrom(const ContextModel3DBuffer *src)
Definition:
ContextModel3DBuffer.h:88
ContextModel3DBuffer::initBuffer
Void initBuffer(SliceType eSliceType, Int iQp, UChar *ctxModel)
initialize 3D buffer by slice type & QP
Definition:
ContextModel3DBuffer.cpp:68
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