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/* The copyright in this software is being made available under the BSD
* License, included below. This software may be subject to other third party
* and contributor rights, including patent rights, and no such rights are
* granted under this license.
*
* Copyright (c) 2010-2022, ITU/ISO/IEC
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
* be used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
/** \file TVideoIOYuv.h
\brief YUV file I/O class (header)
*/
#ifndef __TVIDEOIOYUV__
#define __TVIDEOIOYUV__
#include <stdio.h>
#include <fstream>
#include <iostream>
#include "TLibCommon/CommonDef.h"
#include "TLibCommon/TComPicYuv.h"
using namespace std;
// ====================================================================================================================
// Class definition
// ====================================================================================================================
/// YUV file I/O class
class TVideoIOYuv
{
private:
fstream m_cHandle; ///< file handle
Int m_fileBitdepth[MAX_NUM_CHANNEL_TYPE]; ///< bitdepth of input/output video file
Int m_MSBExtendedBitDepth[MAX_NUM_CHANNEL_TYPE]; ///< bitdepth after addition of MSBs (with value 0)
Int m_bitdepthShift[MAX_NUM_CHANNEL_TYPE]; ///< number of bits to increase or decrease image by before/after write/read
public:
TVideoIOYuv() {}
virtual ~TVideoIOYuv() {}
Void open ( const std::string &fileName, 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
Void close (); ///< close file
Void skipFrames(Int numFrames, UInt width, UInt height, ChromaFormat format);
// if fileFormat<NUM_CHROMA_FORMAT, the format of the file is that format specified, else it is the format of the TComPicYuv.
// If fileFormat=NUM_CHROMA_FORMAT, use the format defined by pPicYuvTrueOrg
Bool read ( TComPicYuv* pPicYuv, TComPicYuv* pPicYuvTrueOrg, const InputColourSpaceConversion ipcsc, Int aiPad[2], ChromaFormat fileFormat=NUM_CHROMA_FORMAT, const Bool bClipToRec709=false ); ///< read one frame with padding parameter
// If fileFormat=NUM_CHROMA_FORMAT, use the format defined by pPicYuv
Bool write ( TComPicYuv* pPicYuv, const InputColourSpaceConversion ipCSC, Int confLeft=0, Int confRight=0, Int confTop=0, Int confBottom=0, ChromaFormat fileFormat=NUM_CHROMA_FORMAT, const Bool bClipToRec709=false ); ///< write one YUV frame with padding parameter
// If fileFormat=NUM_CHROMA_FORMAT, use the format defined by pPicYuvTop and pPicYuvBottom
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, const Bool isTff=false, const Bool bClipToRec709=false);
static Void ColourSpaceConvert(const TComPicYuv &src, TComPicYuv &dest, const InputColourSpaceConversion conversion, Bool bIsForwards);
Bool isEof (); ///< check for end-of-file
Bool isFail(); ///< check for failure
};
#endif // __TVIDEOIOYUV__
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