libbpg-0.9.3

jctvc/TLibVideoIO/TVideoIOYuv.h

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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) 2010-2014, 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  ( 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
+  Void  close ();                                           ///< close file
+
+  Void skipFrames(UInt 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.
+
+
+  Bool  read  ( TComPicYuv* pPicYuv, TComPicYuv* pPicYuvTrueOrg, const InputColourSpaceConversion ipcsc, Int aiPad[2], ChromaFormat fileFormat=NUM_CHROMA_FORMAT );     ///< read one frame with padding parameter
+  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
+  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);
+  static Void ColourSpaceConvert(const TComPicYuv &src, TComPicYuv &dest, const InputColourSpaceConversion conversion, const Int bitDepths[MAX_NUM_CHANNEL_TYPE], Bool bIsForwards);
+
+  Bool  isEof ();                                           ///< check for end-of-file
+  Bool  isFail();                                           ///< check for failure
+
+
+};
+
+#endif // __TVIDEOIOYUV__
+