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91 lines
2.8 KiB
C++
91 lines
2.8 KiB
C++
/*****************************************************************
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| AP4 - FileByteStream
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| Copyright 2002 Gilles Boccon-Gibod
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| This file is part of Bento4/AP4 (MP4 Atom Processing Library).
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| Unless you have obtained Bento4 under a difference license,
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| this version of Bento4 is Bento4|GPL.
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| Bento4|GPL is free software; you can redistribute it and/or modify
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| it under the terms of the GNU General Public License as published by
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| the Free Software Foundation; either version 2, or (at your option)
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| any later version.
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| Bento4|GPL is distributed in the hope that it will be useful,
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| but WITHOUT ANY WARRANTY; without even the implied warranty of
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| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| GNU General Public License for more details.
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| You should have received a copy of the GNU General Public License
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| along with Bento4|GPL; see the file COPYING. If not, write to the
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| Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
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| 02111-1307, USA.
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****************************************************************/
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/*----------------------------------------------------------------------
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| includes
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+---------------------------------------------------------------------*/
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#include "Ap4.h"
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#include "Ap4ByteStream.h"
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#ifndef _AP4_FILE_BYTE_STREAM_H_
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#define _AP4_FILE_BYTE_STREAM_H_
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/*----------------------------------------------------------------------
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| AP4_FileByteStream
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+---------------------------------------------------------------------*/
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class AP4_FileByteStream: public AP4_ByteStream
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{
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public:
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// types
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typedef enum {
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STREAM_MODE_READ,
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STREAM_MODE_WRITE
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} Mode;
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// methods
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AP4_FileByteStream(const char* name, Mode mode);
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// AP4_ByteStream methods
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AP4_Result Read(void* buffer,
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AP4_Size bytesToRead,
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AP4_Size* bytesRead) {
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return m_Delegate->Read(buffer, bytesToRead, bytesRead);
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}
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AP4_Result Write(const void* buffer,
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AP4_Size bytesToWrite,
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AP4_Size* bytesWritten) {
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return m_Delegate->Write(buffer, bytesToWrite, bytesWritten);
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}
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AP4_Result Seek(AP4_Offset offset) { return m_Delegate->Seek(offset); }
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AP4_Result Tell(AP4_Offset& offset) { return m_Delegate->Tell(offset); }
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AP4_Result GetSize(AP4_Size& size) { return m_Delegate->GetSize(size);}
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// AP4_Referenceable methods
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void AddReference() { m_Delegate->AddReference(); }
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void Release() { m_Delegate->Release(); }
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protected:
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// methods
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virtual ~AP4_FileByteStream() {
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delete m_Delegate;
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}
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// members
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AP4_ByteStream* m_Delegate;
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};
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#endif // _AP4_FILE_BYTE_STREAM_H_
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