5 #include <framework/mlt.h>
9 mlt_producer
create_producer( char *file
)
11 mlt_producer result
= NULL
;
13 // 1st Line preferences
14 if ( strstr( file
, ".inigo" ) )
16 char *args
[ 2 ] = { file
, NULL
};
17 result
= mlt_factory_producer( "inigo", args
);
19 else if ( strstr( file
, ".mpg" ) )
20 result
= mlt_factory_producer( "mcmpeg", file
);
21 else if ( strstr( file
, ".mpeg" ) )
22 result
= mlt_factory_producer( "mcmpeg", file
);
23 else if ( strstr( file
, ".dat" ) )
24 result
= mlt_factory_producer( "mcmpeg", file
);
25 else if ( strstr( file
, ".dv" ) )
26 result
= mlt_factory_producer( "mcdv", file
);
27 else if ( strstr( file
, ".dif" ) )
28 result
= mlt_factory_producer( "mcdv", file
);
29 else if ( strstr( file
, ".jpg" ) )
30 result
= mlt_factory_producer( "pixbuf", file
);
31 else if ( strstr( file
, ".JPG" ) )
32 result
= mlt_factory_producer( "pixbuf", file
);
33 else if ( strstr( file
, ".jpeg" ) )
34 result
= mlt_factory_producer( "pixbuf", file
);
35 else if ( strstr( file
, ".png" ) )
36 result
= mlt_factory_producer( "pixbuf", file
);
39 if ( result
== NULL
&& strstr( file
, ".dv" ) )
40 result
= mlt_factory_producer( "libdv", file
);
41 else if ( result
== NULL
&& strstr( file
, ".dif" ) )
42 result
= mlt_factory_producer( "libdv", file
);
47 void transport_action( mlt_producer producer
, char *value
)
49 mlt_properties properties
= mlt_producer_properties( producer
);
54 mlt_properties_set_int( properties
, "done", 1 );
57 mlt_producer_set_speed( producer
, 1 );
58 mlt_producer_seek( producer
, 0 );
61 mlt_producer_set_speed( producer
, -5 );
64 mlt_producer_set_speed( producer
, -2.5 );
67 mlt_producer_set_speed( producer
, -1 );
70 mlt_producer_set_speed( producer
, -0.5 );
73 mlt_producer_set_speed( producer
, 0 );
76 mlt_producer_set_speed( producer
, 0.5 );
79 mlt_producer_set_speed( producer
, 1 );
82 mlt_producer_set_speed( producer
, 2.5 );
85 mlt_producer_set_speed( producer
, 5 );
90 mlt_consumer
create_consumer( char *id
, mlt_producer producer
)
92 char *arg
= strchr( id
, ':' );
95 mlt_consumer consumer
= mlt_factory_consumer( id
, arg
);
96 if ( consumer
!= NULL
)
98 mlt_properties properties
= mlt_consumer_properties( consumer
);
99 mlt_properties_set_data( properties
, "transport_callback", transport_action
, 0, NULL
, NULL
);
100 mlt_properties_set_data( properties
, "transport_producer", producer
, 0, NULL
, NULL
);
105 void track_service( mlt_field field
, void *service
, mlt_destructor destructor
)
107 mlt_properties properties
= mlt_field_properties( field
);
108 int registered
= mlt_properties_get_int( properties
, "registered" );
109 char *key
= mlt_properties_get( properties
, "registered" );
110 mlt_properties_set_data( properties
, key
, service
, 0, destructor
, NULL
);
111 mlt_properties_set_int( properties
, "registered", ++ registered
);
114 void set_properties( mlt_service service
, char *namevalue
)
116 mlt_properties properties
= mlt_service_properties( service
);
117 mlt_properties_parse( properties
, namevalue
);
120 void transport( mlt_producer producer
)
122 mlt_properties properties
= mlt_producer_properties( producer
);
125 fprintf( stderr
, "Press 'q' to continue\n" );
126 while( mlt_properties_get_int( properties
, "done" ) == 0 )
128 int value
= term_read( );
130 transport_action( producer
, ( char * )&value
);
134 int main( int argc
, char **argv
)
137 mlt_service service
= NULL
;
138 mlt_consumer consumer
= NULL
;
139 mlt_producer producer
= NULL
;
140 mlt_playlist playlist
= NULL
;
142 // Construct the factory
143 mlt_factory_init( getenv( "MLT_REPOSITORY" ) );
146 playlist
= mlt_playlist_init( );
148 // Parse the arguments
149 for ( i
= 1; i
< argc
; i
++ )
151 if ( !strcmp( argv
[ i
], "-consumer" ) )
153 consumer
= create_consumer( argv
[ ++ i
], mlt_playlist_producer( playlist
) );
154 if ( consumer
!= NULL
)
155 service
= mlt_consumer_service( consumer
);
157 else if ( !strstr( argv
[ i
], "=" ) )
159 if ( producer
!= NULL
)
160 mlt_playlist_append( playlist
, producer
);
161 producer
= create_producer( argv
[ i
] );
162 if ( producer
!= NULL
)
163 service
= mlt_producer_service( producer
);
167 set_properties( service
, argv
[ i
] );
171 // If we have no consumer, default to sdl
172 if ( consumer
== NULL
)
173 consumer
= create_consumer( "sdl", mlt_playlist_producer( playlist
) );
175 // Connect producer to playlist
176 if ( producer
!= NULL
)
177 mlt_playlist_append( playlist
, producer
);
179 // Connect consumer to playlist
180 mlt_consumer_connect( consumer
, mlt_playlist_service( playlist
) );
182 // Transport functionality
183 transport( mlt_playlist_producer( playlist
) );
185 // Close the services
186 mlt_consumer_close( consumer
);
187 mlt_playlist_close( playlist
);
190 mlt_factory_close( );