6 #include <framework/mlt.h>
10 static void transport_action( mlt_producer producer
, char *value
)
12 mlt_properties properties
= MLT_PRODUCER_PROPERTIES( producer
);
13 mlt_multitrack multitrack
= mlt_properties_get_data( properties
, "multitrack", NULL
);
15 mlt_properties_set_int( properties
, "stats_off", 0 );
17 if ( strlen( value
) == 1 )
22 mlt_properties_set_int( properties
, "done", 1 );
25 mlt_producer_set_speed( producer
, 1 );
26 mlt_producer_seek( producer
, 0 );
29 mlt_producer_set_speed( producer
, -10 );
32 mlt_producer_set_speed( producer
, -5 );
35 mlt_producer_set_speed( producer
, -2 );
38 mlt_producer_set_speed( producer
, -1 );
41 mlt_producer_set_speed( producer
, 0 );
45 mlt_producer_set_speed( producer
, 1 );
48 mlt_producer_set_speed( producer
, 2 );
51 mlt_producer_set_speed( producer
, 5 );
54 mlt_producer_set_speed( producer
, 10 );
57 if ( multitrack
!= NULL
)
60 mlt_position last
= -1;
61 fprintf( stderr
, "\n" );
62 for ( i
= 0; 1; i
++ )
64 mlt_position time
= mlt_multitrack_clip( multitrack
, mlt_whence_relative_start
, i
);
68 fprintf( stderr
, "%d: %d\n", i
, time
);
74 if ( multitrack
!= NULL
)
76 mlt_position time
= mlt_multitrack_clip( multitrack
, mlt_whence_relative_current
, 0 );
77 mlt_producer_seek( producer
, time
);
81 if ( producer
!= NULL
)
83 mlt_position position
= mlt_producer_position( producer
);
84 mlt_producer_seek( producer
, position
- ( mlt_producer_get_fps( producer
) * 60 ) );
88 if ( producer
!= NULL
)
90 mlt_position position
= mlt_producer_position( producer
);
91 mlt_producer_set_speed( producer
, 0 );
92 mlt_producer_seek( producer
, position
- 1 );
96 if ( multitrack
!= NULL
)
98 mlt_position time
= mlt_multitrack_clip( multitrack
, mlt_whence_relative_current
, 1 );
99 mlt_producer_seek( producer
, time
);
103 if ( multitrack
!= NULL
)
105 mlt_position time
= mlt_multitrack_clip( multitrack
, mlt_whence_relative_current
, -1 );
106 mlt_producer_seek( producer
, time
);
110 if ( producer
!= NULL
)
112 mlt_position position
= mlt_producer_position( producer
);
113 mlt_producer_set_speed( producer
, 0 );
114 mlt_producer_seek( producer
, position
+ 1 );
118 if ( producer
!= NULL
)
120 mlt_position position
= mlt_producer_position( producer
);
121 mlt_producer_seek( producer
, position
+ ( mlt_producer_get_fps( producer
) * 60 ) );
127 mlt_properties_set_int( properties
, "stats_off", 0 );
130 static mlt_consumer
create_consumer( char *id
, mlt_producer producer
)
132 char *arg
= id
!= NULL ?
strchr( id
, ':' ) : NULL
;
135 mlt_consumer consumer
= mlt_factory_consumer( id
, arg
);
136 if ( consumer
!= NULL
)
138 mlt_properties properties
= MLT_CONSUMER_PROPERTIES( consumer
);
139 mlt_properties_set_data( properties
, "transport_callback", transport_action
, 0, NULL
, NULL
);
140 mlt_properties_set_data( properties
, "transport_producer", producer
, 0, NULL
, NULL
);
145 static void transport( mlt_producer producer
, mlt_consumer consumer
)
147 mlt_properties properties
= MLT_PRODUCER_PROPERTIES( producer
);
148 int silent
= mlt_properties_get_int( MLT_CONSUMER_PROPERTIES( consumer
), "silent" );
149 struct timespec tm
= { 0, 40000 };
151 if ( mlt_properties_get_int( properties
, "done" ) == 0 && !mlt_consumer_is_stopped( consumer
) )
157 fprintf( stderr
, "+-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+\n" );
158 fprintf( stderr
, "|1=-10| |2= -5| |3= -2| |4= -1| |5= 0| |6= 1| |7= 2| |8= 5| |9= 10|\n" );
159 fprintf( stderr
, "+-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+\n" );
161 fprintf( stderr
, "+---------------------------------------------------------------------+\n" );
162 fprintf( stderr
, "| H = back 1 minute, L = forward 1 minute |\n" );
163 fprintf( stderr
, "| h = previous frame, l = next frame |\n" );
164 fprintf( stderr
, "| g = start of clip, j = next clip, k = previous clip |\n" );
165 fprintf( stderr
, "| 0 = restart, q = quit, space = play |\n" );
166 fprintf( stderr
, "+---------------------------------------------------------------------+\n" );
169 while( mlt_properties_get_int( properties
, "done" ) == 0 && !mlt_consumer_is_stopped( consumer
) )
171 int value
= silent ?
-1 : term_read( );
174 transport_action( producer
, ( char * )&value
);
176 if ( !silent
&& mlt_properties_get_int( properties
, "stats_off" ) == 0 )
177 fprintf( stderr
, "Current Position: %10d\r", mlt_producer_position( producer
) );
180 nanosleep( &tm
, NULL
);
184 fprintf( stderr
, "\n" );
188 int main( int argc
, char **argv
)
191 mlt_consumer consumer
= NULL
;
192 mlt_producer inigo
= NULL
;
195 struct sched_param scp
;
197 // Use realtime scheduling if possible
198 memset( &scp
, '\0', sizeof( scp
) );
199 scp
.sched_priority
= sched_get_priority_max( SCHED_FIFO
) - 1;
201 sched_setscheduler( 0, SCHED_FIFO
, &scp
);
204 // Construct the factory
205 mlt_factory_init( NULL
);
207 // Check for serialisation switch first
208 for ( i
= 1; i
< argc
; i
++ )
210 if ( !strcmp( argv
[ i
], "-serialise" ) )
213 if ( strstr( name
, ".inigo" ) )
214 store
= fopen( name
, "w" );
218 // Get inigo producer
220 inigo
= mlt_factory_producer( "inigo", &argv
[ 1 ] );
222 if ( argc
> 1 && inigo
!= NULL
&& mlt_producer_get_length( inigo
) > 0 )
224 // Get inigo's properties
225 mlt_properties inigo_props
= MLT_PRODUCER_PROPERTIES( inigo
);
227 // Get the last group
228 mlt_properties group
= mlt_properties_get_data( inigo_props
, "group", 0 );
230 // Parse the arguments
231 for ( i
= 1; i
< argc
; i
++ )
233 if ( !strcmp( argv
[ i
], "-consumer" ) )
235 consumer
= create_consumer( argv
[ ++ i
], inigo
);
236 while ( argv
[ i
+ 1 ] != NULL
&& strstr( argv
[ i
+ 1 ], "=" ) )
237 mlt_properties_parse( group
, argv
[ ++ i
] );
239 else if ( !strcmp( argv
[ i
], "-serialise" ) )
246 fprintf( store
, "%s\n", argv
[ i
] );
250 while ( argv
[ i
] != NULL
&& argv
[ i
][ 0 ] != '-' )
253 fprintf( store
, "%s\n", argv
[ i
] );
261 // If we have no consumer, default to sdl
262 if ( store
== NULL
&& consumer
== NULL
)
263 consumer
= create_consumer( NULL
, inigo
);
265 if ( consumer
!= NULL
&& store
== NULL
)
267 // Apply group settings
268 mlt_properties properties
= MLT_CONSUMER_PROPERTIES( consumer
);
269 mlt_properties_inherit( properties
, group
);
271 // Connect consumer to inigo
272 mlt_consumer_connect( consumer
, MLT_PRODUCER_SERVICE( inigo
) );
274 // Start the consumer
275 mlt_consumer_start( consumer
);
277 // Transport functionality
278 transport( inigo
, consumer
);
281 mlt_consumer_stop( consumer
);
283 else if ( store
!= NULL
)
285 fprintf( stderr
, "Project saved as %s.\n", name
);
291 fprintf( stderr
, "Usage: inigo [ -group [ name=value ]* ]\n"
292 " [ -consumer id[:arg] [ name=value ]* ]\n"
293 " [ -filter filter[:arg] [ name=value ] * ]\n"
294 " [ -attach filter[:arg] [ name=value ] * ]\n"
295 " [ -mix length [ -mixer transition ]* ]\n"
296 " [ -transition id[:arg] [ name=value ] * ]\n"
297 " [ -blank frames ]\n"
299 " [ -split relative-frame ]\n"
301 " [ -repeat times ]\n"
302 " [ producer [ name=value ] * ]+\n" );
305 // Close the consumer
306 if ( consumer
!= NULL
)
307 mlt_consumer_close( consumer
);
309 // Close the producer
311 mlt_producer_close( inigo
);
314 mlt_factory_close( );