research.m1stereo.tv/gitweb/ - melted/blob - src/modules/kino/riff.h

   1 /*
   2 * riff.h library for RIFF file format i/o
   3 * Copyright (C) 2000 - 2002 Arne Schirmacher <arne@schirmacher.de>
   4 *
   5 * This program is free software; you can redistribute it and/or modify
   6 * it under the terms of the GNU General Public License as published by
   7 * the Free Software Foundation; either version 2 of the License, or
   8 * (at your option) any later version.
   9 *
  10 * This program is distributed in the hope that it will be useful,
  11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 * GNU General Public License for more details.
  14 *
  15 * You should have received a copy of the GNU General Public License
  16 * along with this program; if not, write to the Free Software Foundation,
  17 * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18 *
  19 * Tag: $Name$
  20 *
  21 * Change log:
  22 *
  23 * $Log$
  24 * Revision 1.2  2005/07/25 07:21:39  lilo_booter
  25 * + fixes for opendml dv avi
  26 *
  27 * Revision 1.1  2005/04/15 14:28:26  lilo_booter
  28 * Initial version
  29 *
  30 * Revision 1.14  2005/04/01 23:43:10  ddennedy
  31 * apply endian fixes from Daniel Kobras
  32 *
  33 * Revision 1.13  2004/10/11 01:37:11  ddennedy
  34 * mutex safety locks in RIFF and AVI classes, type 2 AVI optimization, mencoder export script
  35 *
  36 * Revision 1.12  2004/01/06 22:53:42  ddennedy
  37 * metadata editing tweaks and bugfixes, new ui elements in preparation for publish functions
  38 *
  39 * Revision 1.11  2003/11/25 23:01:25  ddennedy
  40 * cleanup and a few bugfixes
  41 *
  42 * Revision 1.10  2003/10/21 16:34:34  ddennedy
  43 * GNOME2 port phase 1: initial checkin
  44 *
  45 * Revision 1.8.4.1  2002/11/25 04:48:31  ddennedy
  46 * bugfix to report errors when loading files
  47 *
  48 * Revision 1.8  2002/04/21 06:36:40  ddennedy
  49 * kindler avc and 1394 bus reset support in catpure page, honor max file size
  50 *
  51 * Revision 1.7  2002/04/09 06:53:42  ddennedy
  52 * cleanup, new libdv 0.9.5, large AVI, dnd storyboard
  53 *
  54 * Revision 1.3  2002/03/25 21:34:25  arne
  55 * Support for large (64 bit) files mostly completed
  56 *
  57 * Revision 1.2  2002/03/04 19:22:43  arne
  58 * updated to latest Kino avi code
  59 *
  60 * Revision 1.1.1.1  2002/03/03 19:08:08  arne
  61 * import of version 1.01
  62 *
  63 */
  64
  65 #ifndef _RIFF_H
  66 #define _RIFF_H 1
  67
  68 #include <vector>
  69 using std::vector;
  70
  71 #include <pthread.h>
  72
  73 #include "endian_types.h"
  74
  75 #define QUADWORD int64_le_t
  76 #define DWORD int32_le_t
  77 #define LONG u_int32_le_t
  78 #define WORD int16_le_t
  79 #define BYTE u_int8_le_t
  80 #define FOURCC u_int32_t      // No endian conversion needed.
  81
  82 #define RIFF_NO_PARENT (-1)
  83 #define RIFF_LISTSIZE (4)
  84 #define RIFF_HEADERSIZE (8)
  85
  86 #ifdef __cplusplus
  87 extern "C"
  88 {
  89         FOURCC make_fourcc( const char * s );
  90 }
  91 #endif
  92
  93 class RIFFDirEntry
  94 {
  95 public:
  96         FOURCC type;
  97         FOURCC name;
  98         off_t length;
  99         off_t offset;
 100         int parent;
 101         int written;
 102
 103         RIFFDirEntry();
 104         RIFFDirEntry( FOURCC t, FOURCC n, int l, int o, int p );
 105 };
 106
 107
 108 class RIFFFile
 109 {
 110 public:
 111         RIFFFile();
 112         RIFFFile( const RIFFFile& );
 113         virtual ~RIFFFile();
 114         RIFFFile& operator=( const RIFFFile& );
 115
 116         virtual bool Open( const char *s );
 117         virtual bool Create( const char *s );
 118         virtual void Close();
 119         virtual int AddDirectoryEntry( FOURCC type, FOURCC name, off_t length, int list );
 120         virtual void SetDirectoryEntry( int i, FOURCC type, FOURCC name, off_t length, off_t offset, int list );
 121         virtual void SetDirectoryEntry( int i, RIFFDirEntry &entry );
 122         virtual void GetDirectoryEntry( int i, FOURCC &type, FOURCC &name, off_t &length, off_t &offset, int &list ) const;
 123         virtual RIFFDirEntry GetDirectoryEntry( int i ) const;
 124         virtual off_t GetFileSize( void ) const;
 125         virtual void PrintDirectoryEntry( int i ) const;
 126         virtual void PrintDirectoryEntryData( const RIFFDirEntry &entry ) const;
 127         virtual void PrintDirectory( void ) const;
 128         virtual int FindDirectoryEntry( FOURCC type, int n = 0 ) const;
 129         virtual void ParseChunk( int parent );
 130         virtual void ParseList( int parent );
 131         virtual void ParseRIFF( void );
 132         virtual void ReadChunk( int chunk_index, void *data, off_t data_len );
 133         virtual void WriteChunk( int chunk_index, const void *data );
 134         virtual void WriteRIFF( void );
 135
 136 protected:
 137         int fd;
 138         pthread_mutex_t file_mutex;
 139
 140 private:
 141         vector<RIFFDirEntry> directory;
 142 };
 143 #endif