research.m1stereo.tv/gitweb/ - melted/blob - mlt++/src/MltProperties.cpp

   1 /**
   2  * MltProperties.cpp - MLT Wrapper
   3  * Copyright (C) 2004-2005 Charles Yates
   4  * Author: Charles Yates <charles.yates@pandora.be>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU Lesser General Public License as published
   8  * by the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software Foundation,
  18  * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  19  */
  20
  21 #include "MltProperties.h"
  22 using namespace Mlt;
  23
  24 Properties::Properties( ) :
  25         instance( NULL )
  26 {
  27         instance = mlt_properties_new( );
  28 }
  29
  30 Properties::Properties( bool dummy ) :
  31         instance( NULL )
  32 {
  33 }
  34
  35 Properties::Properties( Properties &properties ) :
  36         instance( properties.get_properties( ) )
  37 {
  38         fprintf( stderr, "Incrementing ref count on properties #1\n" );
  39         inc_ref( );
  40 }
  41
  42 Properties::Properties( mlt_properties properties ) :
  43         instance( properties )
  44 {
  45         fprintf( stderr, "Incrementing ref count on properties #2\n" );
  46         inc_ref( );
  47 }
  48
  49 Properties::Properties( char *file ) :
  50         instance( NULL )
  51 {
  52         instance = mlt_properties_load( file );
  53 }
  54
  55 Properties::~Properties( )
  56 {
  57         mlt_properties_close( instance );
  58 }
  59
  60 mlt_properties Properties::get_properties( )
  61 {
  62         return instance;
  63 }
  64
  65 int Properties::inc_ref( )
  66 {
  67         return mlt_properties_inc_ref( get_properties( ) );
  68 }
  69
  70 int Properties::dec_ref( )
  71 {
  72         return mlt_properties_dec_ref( get_properties( ) );
  73 }
  74
  75 bool Properties::is_valid( )
  76 {
  77         return get_properties( ) != NULL;
  78 }
  79
  80 int Properties::count( )
  81 {
  82         return mlt_properties_count( get_properties( ) );
  83 }
  84
  85 char *Properties::get( char *name )
  86 {
  87         return mlt_properties_get( get_properties( ), name );
  88 }
  89
  90 int Properties::get_int( char *name )
  91 {
  92         return mlt_properties_get_int( get_properties( ), name );
  93 }
  94
  95 double Properties::get_double( char *name )
  96 {
  97         return mlt_properties_get_double( get_properties( ), name );
  98 }
  99
 100 void *Properties::get_data( char *name, int &size )
 101 {
 102         return mlt_properties_get_data( get_properties( ), name, &size );
 103 }
 104
 105 int Properties::set( char *name, char *value )
 106 {
 107         return mlt_properties_set( get_properties( ), name, value );
 108 }
 109
 110 int Properties::set( char *name, int value )
 111 {
 112         return mlt_properties_set_int( get_properties( ), name, value );
 113 }
 114
 115 int Properties::set( char *name, double value )
 116 {
 117         return mlt_properties_set_double( get_properties( ), name, value );
 118 }
 119
 120 int Properties::set( char *name, void *value, int size, mlt_destructor destructor, mlt_serialiser serialiser )
 121 {
 122         return mlt_properties_set_data( get_properties( ), name, value, size, destructor, serialiser );
 123 }
 124
 125 int Properties::pass_values( Properties &that, char *prefix )
 126 {
 127         return mlt_properties_pass( get_properties( ), that.get_properties( ), prefix );
 128 }
 129
 130 int Properties::parse( char *namevalue )
 131 {
 132         return mlt_properties_parse( get_properties( ), namevalue );
 133 }
 134
 135 char *Properties::get_name( int index )
 136 {
 137         return mlt_properties_get_name( get_properties( ), index );
 138 }
 139
 140 char *Properties::get( int index )
 141 {
 142         return mlt_properties_get_value( get_properties( ), index );
 143 }
 144
 145 void *Properties::get_data( int index, int &size )
 146 {
 147         return mlt_properties_get_data_at( get_properties( ), index, &size );
 148 }
 149
 150 void Properties::mirror( Properties &that )
 151 {
 152         mlt_properties_mirror( get_properties( ), that.get_properties( ) );
 153 }
 154
 155 int Properties::inherit( Properties &that )
 156 {
 157         return mlt_properties_inherit( get_properties( ), that.get_properties( ) );
 158 }
 159
 160 int Properties::rename( char *source, char *dest )
 161 {
 162         return mlt_properties_rename( get_properties( ), source, dest );
 163 }
 164
 165 void Properties::dump( FILE *output )
 166 {
 167         mlt_properties_dump( get_properties( ), output );
 168 }
 169
 170 void Properties::debug( char *title, FILE *output )
 171 {
 172         mlt_properties_debug( get_properties( ), title, output );
 173 }
 174
 175 int Properties::save( char *file )
 176 {
 177         int error = 0;
 178         FILE *f = fopen( file, "w" );
 179         if ( f != NULL )
 180         {
 181                 dump( f );
 182                 fclose( f );
 183         }
 184         else
 185         {
 186                 error = 1;
 187         }
 188         return error;
 189 }