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
, ".dv" ) )
24 result
= mlt_factory_producer( "mcdv", file
);
25 else if ( strstr( file
, ".dif" ) )
26 result
= mlt_factory_producer( "mcdv", file
);
27 else if ( strstr( file
, ".jpg" ) )
28 result
= mlt_factory_producer( "pixbuf", file
);
29 else if ( strstr( file
, ".JPG" ) )
30 result
= mlt_factory_producer( "pixbuf", file
);
31 else if ( strstr( file
, ".jpeg" ) )
32 result
= mlt_factory_producer( "pixbuf", file
);
33 else if ( strstr( file
, ".png" ) )
34 result
= mlt_factory_producer( "pixbuf", file
);
37 if ( result
== NULL
&& strstr( file
, ".dv" ) )
38 result
= mlt_factory_producer( "libdv", file
);
39 else if ( result
== NULL
&& strstr( file
, ".dif" ) )
40 result
= mlt_factory_producer( "libdv", file
);
45 void transport_action( mlt_producer producer
, char *value
)
47 mlt_properties properties
= mlt_producer_properties( producer
);
52 mlt_properties_set_int( properties
, "done", 1 );
55 mlt_producer_set_speed( producer
, 1 );
56 mlt_producer_seek( producer
, 0 );
59 mlt_producer_set_speed( producer
, -5 );
62 mlt_producer_set_speed( producer
, -2.5 );
65 mlt_producer_set_speed( producer
, -1 );
68 mlt_producer_set_speed( producer
, -0.5 );
71 mlt_producer_set_speed( producer
, 0 );
74 mlt_producer_set_speed( producer
, 0.5 );
77 mlt_producer_set_speed( producer
, 1 );
80 mlt_producer_set_speed( producer
, 2.5 );
83 mlt_producer_set_speed( producer
, 5 );
88 mlt_consumer
create_consumer( char *id
, mlt_producer producer
)
90 char *arg
= strchr( id
, ':' );
93 mlt_consumer consumer
= mlt_factory_consumer( id
, arg
);
94 if ( consumer
!= NULL
)
96 mlt_properties properties
= mlt_consumer_properties( consumer
);
97 mlt_properties_set_data( properties
, "transport_callback", transport_action
, 0, NULL
, NULL
);
98 mlt_properties_set_data( properties
, "transport_producer", producer
, 0, NULL
, NULL
);
103 void track_service( mlt_field field
, void *service
, mlt_destructor destructor
)
105 mlt_properties properties
= mlt_field_properties( field
);
106 int registered
= mlt_properties_get_int( properties
, "registered" );
107 char *key
= mlt_properties_get( properties
, "registered" );
108 mlt_properties_set_data( properties
, key
, service
, 0, destructor
, NULL
);
109 mlt_properties_set_int( properties
, "registered", ++ registered
);
112 void set_properties( mlt_service service
, char *namevalue
)
114 mlt_properties properties
= mlt_service_properties( service
);
115 mlt_properties_parse( properties
, namevalue
);
118 void transport( mlt_producer producer
)
120 mlt_properties properties
= mlt_producer_properties( producer
);
123 fprintf( stderr
, "Press 'q' to continue\n" );
124 while( mlt_properties_get_int( properties
, "done" ) == 0 )
126 int value
= term_read( );
128 transport_action( producer
, ( char * )&value
);
132 int main( int argc
, char **argv
)
135 mlt_service service
= NULL
;
136 mlt_consumer consumer
= NULL
;
137 mlt_producer producer
= NULL
;
138 mlt_playlist playlist
= NULL
;
140 // Construct the factory
141 mlt_factory_init( getenv( "MLT_REPOSITORY" ) );
144 playlist
= mlt_playlist_init( );
146 // Parse the arguments
147 for ( i
= 1; i
< argc
; i
++ )
149 if ( !strcmp( argv
[ i
], "-consumer" ) )
151 consumer
= create_consumer( argv
[ ++ i
], mlt_playlist_producer( playlist
) );
152 if ( consumer
!= NULL
)
153 service
= mlt_consumer_service( consumer
);
155 else if ( !strstr( argv
[ i
], "=" ) )
157 if ( producer
!= NULL
)
158 mlt_playlist_append( playlist
, producer
);
159 producer
= create_producer( argv
[ i
] );
160 if ( producer
!= NULL
)
161 service
= mlt_producer_service( producer
);
165 set_properties( service
, argv
[ i
] );
169 // If we have no consumer, default to sdl
170 if ( consumer
== NULL
)
171 consumer
= create_consumer( "sdl", mlt_playlist_producer( playlist
) );
173 // Connect producer to playlist
174 if ( producer
!= NULL
)
175 mlt_playlist_append( playlist
, producer
);
177 // Connect consumer to playlist
178 mlt_consumer_connect( consumer
, mlt_playlist_service( playlist
) );
180 // Transport functionality
181 transport( mlt_playlist_producer( playlist
) );
183 // Close the services
184 mlt_consumer_close( consumer
);
185 mlt_playlist_close( playlist
);
188 mlt_factory_close( );