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
, ".mpg" ) )
15 result
= mlt_factory_producer( "mcmpeg", file
);
16 else if ( strstr( file
, ".mpeg" ) )
17 result
= mlt_factory_producer( "mcmpeg", file
);
18 else if ( strstr( file
, ".dv" ) )
19 result
= mlt_factory_producer( "mcdv", file
);
20 else if ( strstr( file
, ".dif" ) )
21 result
= mlt_factory_producer( "mcdv", file
);
22 else if ( strstr( file
, ".jpg" ) )
23 result
= mlt_factory_producer( "pixbuf", file
);
24 else if ( strstr( file
, ".JPG" ) )
25 result
= mlt_factory_producer( "pixbuf", file
);
26 else if ( strstr( file
, ".jpeg" ) )
27 result
= mlt_factory_producer( "pixbuf", file
);
28 else if ( strstr( file
, ".png" ) )
29 result
= mlt_factory_producer( "pixbuf", file
);
32 if ( result
== NULL
&& strstr( file
, ".dv" ) )
33 result
= mlt_factory_producer( "libdv", file
);
34 else if ( result
== NULL
&& strstr( file
, ".dif" ) )
35 result
= mlt_factory_producer( "libdv", file
);
39 result
= mlt_factory_producer( "ffmpeg", file
);
44 void transport_action( mlt_producer producer
, char *value
)
46 mlt_properties properties
= mlt_producer_properties( producer
);
47 mlt_multitrack multitrack
= mlt_properties_get_data( properties
, "multitrack", NULL
);
49 if ( strlen( value
) == 1 )
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
, -10 );
64 mlt_producer_set_speed( producer
, -5 );
67 mlt_producer_set_speed( producer
, -2 );
70 mlt_producer_set_speed( producer
, -1 );
73 mlt_producer_set_speed( producer
, 0 );
76 mlt_producer_set_speed( producer
, 1 );
79 mlt_producer_set_speed( producer
, 2 );
82 mlt_producer_set_speed( producer
, 5 );
85 mlt_producer_set_speed( producer
, 10 );
88 if ( multitrack
!= NULL
)
90 mlt_timecode time
= mlt_multitrack_clip( multitrack
, mlt_whence_relative_current
, -1 );
91 mlt_producer_seek( producer
, time
);
95 if ( multitrack
!= NULL
)
97 mlt_timecode time
= mlt_multitrack_clip( multitrack
, mlt_whence_relative_current
, 0 );
98 mlt_producer_seek( producer
, time
);
102 if ( multitrack
!= NULL
)
104 mlt_timecode time
= mlt_multitrack_clip( multitrack
, mlt_whence_relative_current
, 1 );
105 mlt_producer_seek( producer
, time
);
112 mlt_consumer
create_consumer( char *id
, mlt_producer producer
)
114 char *arg
= strchr( id
, ':' );
117 mlt_consumer consumer
= mlt_factory_consumer( id
, arg
);
118 if ( consumer
!= NULL
)
120 mlt_properties properties
= mlt_consumer_properties( consumer
);
121 mlt_properties_set_data( properties
, "transport_callback", transport_action
, 0, NULL
, NULL
);
122 mlt_properties_set_data( properties
, "transport_producer", producer
, 0, NULL
, NULL
);
127 void track_service( mlt_field field
, void *service
, mlt_destructor destructor
)
129 mlt_properties properties
= mlt_field_properties( field
);
130 int registered
= mlt_properties_get_int( properties
, "registered" );
131 char *key
= mlt_properties_get( properties
, "registered" );
132 mlt_properties_set_data( properties
, key
, service
, 0, destructor
, NULL
);
133 mlt_properties_set_int( properties
, "registered", ++ registered
);
136 mlt_filter
create_filter( mlt_field field
, char *id
, int track
)
138 char *arg
= strchr( id
, ':' );
141 mlt_filter filter
= mlt_factory_filter( id
, arg
);
142 if ( filter
!= NULL
)
144 mlt_field_plant_filter( field
, filter
, track
);
145 track_service( field
, filter
, ( mlt_destructor
)mlt_filter_close
);
150 mlt_transition
create_transition( mlt_field field
, char *id
, int track
)
152 char *arg
= strchr( id
, ':' );
155 mlt_transition transition
= mlt_factory_transition( id
, arg
);
156 if ( transition
!= NULL
)
158 mlt_field_plant_transition( field
, transition
, track
, track
+ 1 );
159 track_service( field
, transition
, ( mlt_destructor
)mlt_transition_close
);
164 void set_properties( mlt_properties properties
, char *namevalue
)
166 mlt_properties_parse( properties
, namevalue
);
169 void transport( mlt_producer producer
)
171 mlt_properties properties
= mlt_producer_properties( producer
);
175 fprintf( stderr
, "+-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+\n" );
176 fprintf( stderr
, "|1=-10| |2= -5| |3= -2| |4= -1| |5= 0| |6= 1| |7= 2| |8= 5| |9= 10|\n" );
177 fprintf( stderr
, "+-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+\n" );
179 fprintf( stderr
, "+---------------------------------------------------------------------+\n" );
180 fprintf( stderr
, "| j = previous, k = restart current, l = next |\n" );
181 fprintf( stderr
, "| 0 = restart, q = quit |\n" );
182 fprintf( stderr
, "+---------------------------------------------------------------------+\n" );
184 while( mlt_properties_get_int( properties
, "done" ) == 0 )
186 int value
= term_read( );
188 transport_action( producer
, ( char * )&value
);
192 int main( int argc
, char **argv
)
196 mlt_consumer consumer
= NULL
;
197 mlt_producer producer
= NULL
;
198 mlt_playlist playlist
= mlt_playlist_init( );
199 mlt_properties group
= mlt_properties_new( );
200 mlt_properties properties
= group
;
201 mlt_field field
= mlt_field_init( );
202 mlt_properties field_properties
= mlt_field_properties( field
);
203 mlt_multitrack multitrack
= mlt_field_multitrack( field
);
205 // Construct the factory
206 mlt_factory_init( getenv( "MLT_REPOSITORY" ) );
208 // We need to track the number of registered filters
209 mlt_properties_set_int( field_properties
, "registered", 0 );
211 // Parse the arguments
212 for ( i
= 1; i
< argc
; i
++ )
214 if ( !strcmp( argv
[ i
], "-consumer" ) )
216 consumer
= create_consumer( argv
[ ++ i
], mlt_multitrack_producer( multitrack
) );
217 if ( consumer
!= NULL
)
219 properties
= mlt_consumer_properties( consumer
);
220 mlt_properties_inherit( properties
, group
);
223 else if ( !strcmp( argv
[ i
], "-group" ) )
225 if ( mlt_properties_count( group
) != 0 )
227 mlt_properties_close( group
);
228 group
= mlt_properties_new( );
233 else if ( !strcmp( argv
[ i
], "-filter" ) )
235 mlt_filter filter
= create_filter( field
, argv
[ ++ i
], track
);
236 if ( filter
!= NULL
)
238 properties
= mlt_filter_properties( filter
);
239 mlt_properties_inherit( properties
, group
);
242 else if ( !strcmp( argv
[ i
], "-transition" ) )
244 mlt_transition transition
= create_transition( field
, argv
[ ++ i
], track
);
245 if ( transition
!= NULL
)
247 properties
= mlt_transition_properties( transition
);
248 mlt_properties_inherit( properties
, group
);
251 else if ( !strcmp( argv
[ i
], "-blank" ) )
253 if ( producer
!= NULL
)
254 mlt_playlist_append( playlist
, producer
);
256 mlt_playlist_blank( playlist
, atof( argv
[ ++ i
] ) );
258 else if ( !strcmp( argv
[ i
], "-track" ) )
260 if ( producer
!= NULL
)
261 mlt_playlist_append( playlist
, producer
);
263 mlt_multitrack_connect( multitrack
, mlt_playlist_producer( playlist
), track
++ );
264 playlist
= mlt_playlist_init( );
266 else if ( !strstr( argv
[ i
], "=" ) )
268 if ( producer
!= NULL
)
269 mlt_playlist_append( playlist
, producer
);
270 producer
= create_producer( argv
[ i
] );
271 if ( producer
!= NULL
)
273 properties
= mlt_producer_properties( producer
);
274 mlt_properties_inherit( properties
, group
);
279 set_properties( properties
, argv
[ i
] );
283 // Connect producer to playlist
284 if ( producer
!= NULL
)
285 mlt_playlist_append( playlist
, producer
);
288 // We must have a producer at this point
289 if ( mlt_playlist_count( playlist
) > 0 )
291 // If we have no consumer, default to sdl
292 if ( consumer
== NULL
)
294 consumer
= create_consumer( "sdl", mlt_multitrack_producer( multitrack
) );
295 if ( consumer
!= NULL
)
297 properties
= mlt_consumer_properties( consumer
);
298 mlt_properties_inherit( properties
, group
);
302 // Connect multitrack to producer
303 mlt_multitrack_connect( multitrack
, mlt_playlist_producer( playlist
), track
);
305 // Connect consumer to tractor
306 mlt_consumer_connect( consumer
, mlt_field_service( field
) );
308 // Transport functionality
309 transport( mlt_multitrack_producer( multitrack
) );
311 // Close the services
312 mlt_consumer_close( consumer
);
313 mlt_producer_close( producer
);
317 fprintf( stderr
, "Usage: inigo [ -group [ name=value ]* ]\n"
318 " [ -consumer id[:arg] [ name=value ]* ]\n"
319 " [ -filter id[:arg] [ name=value ] * ]\n"
320 " [ -transition id[:arg] [ name=value ] * ]\n"
322 " [ producer [ name=value ] * ]+\n" );
326 mlt_field_close( field
);
329 mlt_properties_close( group
);
332 mlt_factory_close( );