forked from mirror/libbpg
87 lines
4.4 KiB
C
87 lines
4.4 KiB
C
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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) 2010-2014, 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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/** \file TVideoIOYuv.h
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\brief YUV file I/O class (header)
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*/
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#ifndef __TVIDEOIOYUV__
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#define __TVIDEOIOYUV__
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#include <stdio.h>
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#include <fstream>
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#include <iostream>
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#include "TLibCommon/CommonDef.h"
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#include "TLibCommon/TComPicYuv.h"
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using namespace std;
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// ====================================================================================================================
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// Class definition
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// ====================================================================================================================
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/// YUV file I/O class
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class TVideoIOYuv
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{
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private:
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fstream m_cHandle; ///< file handle
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Int m_fileBitdepth[MAX_NUM_CHANNEL_TYPE]; ///< bitdepth of input/output video file
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Int m_MSBExtendedBitDepth[MAX_NUM_CHANNEL_TYPE]; ///< bitdepth after addition of MSBs (with value 0)
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Int m_bitdepthShift[MAX_NUM_CHANNEL_TYPE]; ///< number of bits to increase or decrease image by before/after write/read
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public:
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TVideoIOYuv() {}
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virtual ~TVideoIOYuv() {}
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Void open ( Char* pchFile, Bool bWriteMode, const Int fileBitDepth[MAX_NUM_CHANNEL_TYPE], const Int MSBExtendedBitDepth[MAX_NUM_CHANNEL_TYPE], const Int internalBitDepth[MAX_NUM_CHANNEL_TYPE] ); ///< open or create file
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Void close (); ///< close file
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Void skipFrames(UInt numFrames, UInt width, UInt height, ChromaFormat format);
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// if fileFormat<NUM_CHROMA_FORMAT, the format of the file is that format specified, else it is the format of the TComPicYuv.
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Bool read ( TComPicYuv* pPicYuv, TComPicYuv* pPicYuvTrueOrg, const InputColourSpaceConversion ipcsc, Int aiPad[2], ChromaFormat fileFormat=NUM_CHROMA_FORMAT ); ///< read one frame with padding parameter
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Bool write ( TComPicYuv* pPicYuv, const InputColourSpaceConversion ipCSC, Int confLeft=0, Int confRight=0, Int confTop=0, Int confBottom=0, ChromaFormat fileFormat=NUM_CHROMA_FORMAT ); ///< write one YUV frame with padding parameter
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Bool write ( TComPicYuv* pPicYuvTop, TComPicYuv* pPicYuvBottom, const InputColourSpaceConversion ipCSC, Int confLeft=0, Int confRight=0, Int confTop=0, Int confBottom=0, ChromaFormat fileFormat=NUM_CHROMA_FORMAT, Bool isTff=false);
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static Void ColourSpaceConvert(const TComPicYuv &src, TComPicYuv &dest, const InputColourSpaceConversion conversion, const Int bitDepths[MAX_NUM_CHANNEL_TYPE], Bool bIsForwards);
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Bool isEof (); ///< check for end-of-file
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Bool isFail(); ///< check for failure
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};
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#endif // __TVIDEOIOYUV__
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