src/add-ons/media/plugins/matroska/libebml/ebml/EbmlBinary.h

   1 /****************************************************************************
   2 ** libebml : parse EBML files, see http://embl.sourceforge.net/
   3 **
   4 ** <file/class description>
   5 **
   6 ** Copyright (C) 2002-2005 Steve Lhomme.  All rights reserved.
   7 **
   8 ** This file is part of libebml.
   9 **
  10 ** This library is free software; you can redistribute it and/or
  11 ** modify it under the terms of the GNU Lesser General Public
  12 ** License as published by the Free Software Foundation; either
  13 ** version 2.1 of the License, or (at your option) any later version.
  14 **
  15 ** This library is distributed in the hope that it will be useful,
  16 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  18 ** Lesser General Public License for more details.
  19 **
  20 ** You should have received a copy of the GNU Lesser General Public
  21 ** License along with this library; if not, write to the Free Software
  22 ** Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  23 **
  24 ** See http://www.matroska.org/license/lgpl/ for LGPL licensing information.
  25 **
  26 ** Contact license@matroska.org if any conditions of this licensing are
  27 ** not clear to you.
  28 **
  29 **********************************************************************/
  30
  31 /*!
  32         \file
  33         \version \$Id: EbmlBinary.h 1298 2008-02-21 22:14:18Z mosu $
  34         \author Steve Lhomme     <robux4 @ users.sf.net>
  35         \author Julien Coloos   <suiryc @ users.sf.net>
  36 */
  37 #ifndef LIBEBML_BINARY_H
  38 #define LIBEBML_BINARY_H
  39
  40 #include <string>
  41 #include <cstring>
  42
  43 #include "EbmlTypes.h"
  44 #include "EbmlElement.h"
  45
  46 // ----- Added 10/15/2003 by jcsston from Zen -----
  47 #if defined (__BORLANDC__) //Maybe other compilers?
  48   #include <mem.h>
  49 #endif //__BORLANDC__
  50 // ------------------------------------------------
  51
  52 START_LIBEBML_NAMESPACE
  53
  54 /*!
  55     \class EbmlBinary
  56     \brief Handle all operations on an EBML element that contains "unknown" binary data
  57
  58         \todo handle fix sized elements (like UID of CodecID)
  59 */
  60 class EBML_DLL_API EbmlBinary : public EbmlElement {
  61         public:
  62                 EbmlBinary();
  63                 EbmlBinary(const EbmlBinary & ElementToClone);
  64                 virtual ~EbmlBinary(void);
  65
  66                 uint32 RenderData(IOCallback & output, bool bForceRender, bool bKeepIntact = false);
  67                 uint64 ReadData(IOCallback & input, ScopeMode ReadFully = SCOPE_ALL_DATA);
  68                 uint64 UpdateSize(bool bKeepIntact = false, bool bForceRender = false);
  69
  70                 void SetBuffer(const binary *Buffer, const uint32 BufferSize) {
  71                         Data = (binary *) Buffer;
  72                         Size = BufferSize;
  73                         bValueIsSet = true;
  74                 }
  75
  76                 binary *GetBuffer() const {return Data;}
  77
  78                 void CopyBuffer(const binary *Buffer, const uint32 BufferSize) {
  79                         if (Data != NULL)
  80                                 free(Data);
  81                         Data = (binary *)malloc(BufferSize * sizeof(binary));
  82                         memcpy(Data, Buffer, BufferSize);
  83                         Size = BufferSize;
  84                         bValueIsSet = true;
  85                 }
  86
  87                 uint64 GetSize() const {return Size;}
  88                 operator const binary &() const {return *Data;}
  89
  90                 bool IsDefaultValue() const {
  91                         return false;
  92                 }
  93
  94                 bool operator==(const EbmlBinary & ElementToCompare) const;
  95
  96         protected:
  97                 binary *Data; // the binary data inside the element
  98 };
  99
 100 END_LIBEBML_NAMESPACE
 101
 102 #endif // LIBEBML_BINARY_H