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mlt/src/modules/kino/riff.h

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/*
* riff.h library for RIFF file format i/o
* Copyright (C) 2000 - 2002 Arne Schirmacher <arne@schirmacher.de>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Tag: $Name$
*
* Change log:
*
* $Log$
* Revision 1.2 2005/07/25 07:21:39 lilo_booter
* + fixes for opendml dv avi
*
* Revision 1.1 2005/04/15 14:28:26 lilo_booter
* Initial version
*
* Revision 1.14 2005/04/01 23:43:10 ddennedy
* apply endian fixes from Daniel Kobras
*
* Revision 1.13 2004/10/11 01:37:11 ddennedy
* mutex safety locks in RIFF and AVI classes, type 2 AVI optimization, mencoder export script
*
* Revision 1.12 2004/01/06 22:53:42 ddennedy
* metadata editing tweaks and bugfixes, new ui elements in preparation for publish functions
*
* Revision 1.11 2003/11/25 23:01:25 ddennedy
* cleanup and a few bugfixes
*
* Revision 1.10 2003/10/21 16:34:34 ddennedy
* GNOME2 port phase 1: initial checkin
*
* Revision 1.8.4.1 2002/11/25 04:48:31 ddennedy
* bugfix to report errors when loading files
*
* Revision 1.8 2002/04/21 06:36:40 ddennedy
* kindler avc and 1394 bus reset support in catpure page, honor max file size
*
* Revision 1.7 2002/04/09 06:53:42 ddennedy
* cleanup, new libdv 0.9.5, large AVI, dnd storyboard
*
* Revision 1.3 2002/03/25 21:34:25 arne
* Support for large (64 bit) files mostly completed
*
* Revision 1.2 2002/03/04 19:22:43 arne
* updated to latest Kino avi code
*
* Revision 1.1.1.1 2002/03/03 19:08:08 arne
* import of version 1.01
*
*/
#ifndef _RIFF_H
#define _RIFF_H 1
#include <vector>
using std::vector;
#include <pthread.h>
#include "endian_types.h"
#define QUADWORD int64_le_t
#define DWORD int32_le_t
#define LONG u_int32_le_t
#define WORD int16_le_t
#define BYTE u_int8_le_t
#define FOURCC u_int32_t // No endian conversion needed.
#define RIFF_NO_PARENT (-1)
#define RIFF_LISTSIZE (4)
#define RIFF_HEADERSIZE (8)
#ifdef __cplusplus
extern "C"
{
FOURCC make_fourcc( const char * s );
}
#endif
class RIFFDirEntry
{
public:
FOURCC type;
FOURCC name;
off_t length;
off_t offset;
int parent;
int written;
RIFFDirEntry();
RIFFDirEntry( FOURCC t, FOURCC n, int l, int o, int p );
};
class RIFFFile
{
public:
RIFFFile();
RIFFFile( const RIFFFile& );
virtual ~RIFFFile();
RIFFFile& operator=( const RIFFFile& );
virtual bool Open( const char *s );
virtual bool Create( const char *s );
virtual void Close();
virtual int AddDirectoryEntry( FOURCC type, FOURCC name, off_t length, int list );
virtual void SetDirectoryEntry( int i, FOURCC type, FOURCC name, off_t length, off_t offset, int list );
virtual void SetDirectoryEntry( int i, RIFFDirEntry &entry );
virtual void GetDirectoryEntry( int i, FOURCC &type, FOURCC &name, off_t &length, off_t &offset, int &list ) const;
virtual RIFFDirEntry GetDirectoryEntry( int i ) const;
virtual off_t GetFileSize( void ) const;
virtual void PrintDirectoryEntry( int i ) const;
virtual void PrintDirectoryEntryData( const RIFFDirEntry &entry ) const;
virtual void PrintDirectory( void ) const;
virtual int FindDirectoryEntry( FOURCC type, int n = 0 ) const;
virtual void ParseChunk( int parent );
virtual void ParseList( int parent );
virtual void ParseRIFF( void );
virtual void ReadChunk( int chunk_index, void *data, off_t data_len );
virtual void WriteChunk( int chunk_index, const void *data );
virtual void WriteRIFF( void );
protected:
int fd;
pthread_mutex_t file_mutex;
private:
vector<RIFFDirEntry> directory;
};
#endif