6 #include <framework/mlt.h>
14 static void transport_action( mlt_producer producer
, char *value
)
16 mlt_properties properties
= MLT_PRODUCER_PROPERTIES( producer
);
17 mlt_multitrack multitrack
= mlt_properties_get_data( properties
, "multitrack", NULL
);
18 mlt_consumer consumer
= mlt_properties_get_data( properties
, "transport_consumer", NULL
);
20 mlt_properties_set_int( properties
, "stats_off", 0 );
22 if ( strlen( value
) == 1 )
27 mlt_properties_set_int( properties
, "done", 1 );
30 mlt_producer_set_speed( producer
, 1 );
31 mlt_producer_seek( producer
, 0 );
34 mlt_producer_set_speed( producer
, -10 );
37 mlt_producer_set_speed( producer
, -5 );
40 mlt_producer_set_speed( producer
, -2 );
43 mlt_producer_set_speed( producer
, -1 );
46 mlt_producer_set_speed( producer
, 0 );
50 mlt_producer_set_speed( producer
, 1 );
53 mlt_producer_set_speed( producer
, 2 );
56 mlt_producer_set_speed( producer
, 5 );
59 mlt_producer_set_speed( producer
, 10 );
62 if ( multitrack
!= NULL
)
65 mlt_position last
= -1;
66 fprintf( stderr
, "\n" );
67 for ( i
= 0; 1; i
++ )
69 mlt_position time
= mlt_multitrack_clip( multitrack
, mlt_whence_relative_start
, i
);
73 fprintf( stderr
, "%d: %d\n", i
, (int)time
);
79 if ( multitrack
!= NULL
)
81 mlt_position time
= mlt_multitrack_clip( multitrack
, mlt_whence_relative_current
, 0 );
82 mlt_producer_seek( producer
, time
);
86 if ( producer
!= NULL
)
88 mlt_position position
= mlt_producer_position( producer
);
89 mlt_producer_seek( producer
, position
- ( mlt_producer_get_fps( producer
) * 60 ) );
93 if ( producer
!= NULL
)
95 mlt_position position
= mlt_producer_position( producer
);
96 mlt_producer_set_speed( producer
, 0 );
97 mlt_producer_seek( producer
, position
- 1 );
101 if ( multitrack
!= NULL
)
103 mlt_position time
= mlt_multitrack_clip( multitrack
, mlt_whence_relative_current
, 1 );
104 mlt_producer_seek( producer
, time
);
108 if ( multitrack
!= NULL
)
110 mlt_position time
= mlt_multitrack_clip( multitrack
, mlt_whence_relative_current
, -1 );
111 mlt_producer_seek( producer
, time
);
115 if ( producer
!= NULL
)
117 mlt_position position
= mlt_producer_position( producer
);
118 if ( mlt_producer_get_speed( producer
) != 0 )
119 mlt_producer_set_speed( producer
, 0 );
121 mlt_producer_seek( producer
, position
+ 1 );
125 if ( producer
!= NULL
)
127 mlt_position position
= mlt_producer_position( producer
);
128 mlt_producer_seek( producer
, position
+ ( mlt_producer_get_fps( producer
) * 60 ) );
133 mlt_properties_set_int( MLT_CONSUMER_PROPERTIES( consumer
), "refresh", 1 );
136 mlt_properties_set_int( properties
, "stats_off", 0 );
139 static mlt_consumer
create_consumer( char *id
, mlt_producer producer
)
141 char *arg
= id
!= NULL ?
strchr( id
, ':' ) : NULL
;
144 mlt_consumer consumer
= mlt_factory_consumer( id
, arg
);
145 if ( consumer
!= NULL
)
147 mlt_properties properties
= MLT_CONSUMER_PROPERTIES( consumer
);
148 mlt_properties_set_data( properties
, "transport_callback", transport_action
, 0, NULL
, NULL
);
149 mlt_properties_set_data( properties
, "transport_producer", producer
, 0, NULL
, NULL
);
150 mlt_properties_set_data( MLT_PRODUCER_PROPERTIES( producer
), "transport_consumer", consumer
, 0, NULL
, NULL
);
157 static void event_handling( mlt_producer producer
, mlt_consumer consumer
)
161 while ( SDL_PollEvent( &event
) )
166 mlt_properties_set_int( MLT_PRODUCER_PROPERTIES( consumer
), "done", 1 );
170 if ( event
.key
.keysym
.unicode
< 0x80 && event
.key
.keysym
.unicode
> 0 )
172 char keyboard
[ 2 ] = { event
.key
.keysym
.unicode
, 0 };
173 transport_action( producer
, keyboard
);
182 static void transport( mlt_producer producer
, mlt_consumer consumer
)
184 mlt_properties properties
= MLT_PRODUCER_PROPERTIES( producer
);
185 int silent
= mlt_properties_get_int( MLT_CONSUMER_PROPERTIES( consumer
), "silent" );
186 struct timespec tm
= { 0, 40000 };
188 if ( mlt_properties_get_int( properties
, "done" ) == 0 && !mlt_consumer_is_stopped( consumer
) )
194 fprintf( stderr
, "+-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+\n" );
195 fprintf( stderr
, "|1=-10| |2= -5| |3= -2| |4= -1| |5= 0| |6= 1| |7= 2| |8= 5| |9= 10|\n" );
196 fprintf( stderr
, "+-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+\n" );
198 fprintf( stderr
, "+---------------------------------------------------------------------+\n" );
199 fprintf( stderr
, "| H = back 1 minute, L = forward 1 minute |\n" );
200 fprintf( stderr
, "| h = previous frame, l = next frame |\n" );
201 fprintf( stderr
, "| g = start of clip, j = next clip, k = previous clip |\n" );
202 fprintf( stderr
, "| 0 = restart, q = quit, space = play |\n" );
203 fprintf( stderr
, "+---------------------------------------------------------------------+\n" );
206 while( mlt_properties_get_int( properties
, "done" ) == 0 && !mlt_consumer_is_stopped( consumer
) )
208 int value
= silent ?
-1 : term_read( );
212 char string
[ 2 ] = { value
, 0 };
213 transport_action( producer
, string
);
217 event_handling( producer
, consumer
);
220 if ( !silent
&& mlt_properties_get_int( properties
, "stats_off" ) == 0 )
221 fprintf( stderr
, "Current Position: %10d\r", (int)mlt_producer_position( producer
) );
224 nanosleep( &tm
, NULL
);
228 fprintf( stderr
, "\n" );
232 int main( int argc
, char **argv
)
235 mlt_consumer consumer
= NULL
;
236 mlt_producer inigo
= NULL
;
239 struct sched_param scp
;
241 // Use realtime scheduling if possible
242 memset( &scp
, '\0', sizeof( scp
) );
243 scp
.sched_priority
= sched_get_priority_max( SCHED_FIFO
) - 1;
245 sched_setscheduler( 0, SCHED_FIFO
, &scp
);
248 // Construct the factory
249 mlt_factory_init( NULL
);
251 // Check for serialisation switch first
252 for ( i
= 1; i
< argc
; i
++ )
254 if ( !strcmp( argv
[ i
], "-serialise" ) )
257 if ( strstr( name
, ".inigo" ) )
258 store
= fopen( name
, "w" );
262 // Get inigo producer
264 inigo
= mlt_factory_producer( "inigo", &argv
[ 1 ] );
266 if ( argc
> 1 && inigo
!= NULL
&& mlt_producer_get_length( inigo
) > 0 )
268 // Get inigo's properties
269 mlt_properties inigo_props
= MLT_PRODUCER_PROPERTIES( inigo
);
271 // Get the last group
272 mlt_properties group
= mlt_properties_get_data( inigo_props
, "group", 0 );
274 // Parse the arguments
275 for ( i
= 1; i
< argc
; i
++ )
277 if ( !strcmp( argv
[ i
], "-consumer" ) )
279 consumer
= create_consumer( argv
[ ++ i
], inigo
);
280 while ( argv
[ i
+ 1 ] != NULL
&& strstr( argv
[ i
+ 1 ], "=" ) )
281 mlt_properties_parse( group
, argv
[ ++ i
] );
283 else if ( !strcmp( argv
[ i
], "-serialise" ) )
290 fprintf( store
, "%s\n", argv
[ i
] );
294 while ( argv
[ i
] != NULL
&& argv
[ i
][ 0 ] != '-' )
297 fprintf( store
, "%s\n", argv
[ i
] );
305 // If we have no consumer, default to sdl
306 if ( store
== NULL
&& consumer
== NULL
)
307 consumer
= create_consumer( NULL
, inigo
);
309 if ( consumer
!= NULL
&& store
== NULL
)
311 // Apply group settings
312 mlt_properties properties
= MLT_CONSUMER_PROPERTIES( consumer
);
313 mlt_properties_inherit( properties
, group
);
315 // Connect consumer to inigo
316 mlt_consumer_connect( consumer
, MLT_PRODUCER_SERVICE( inigo
) );
318 // Start the consumer
319 mlt_consumer_start( consumer
);
321 // Transport functionality
322 transport( inigo
, consumer
);
325 mlt_consumer_stop( consumer
);
327 else if ( store
!= NULL
)
329 fprintf( stderr
, "Project saved as %s.\n", name
);
335 fprintf( stderr
, "Usage: inigo [ -group [ name=value ]* ]\n"
336 " [ -consumer id[:arg] [ name=value ]* ]\n"
337 " [ -filter filter[:arg] [ name=value ] * ]\n"
338 " [ -attach filter[:arg] [ name=value ] * ]\n"
339 " [ -mix length [ -mixer transition ]* ]\n"
340 " [ -transition id[:arg] [ name=value ] * ]\n"
341 " [ -blank frames ]\n"
343 " [ -split relative-frame ]\n"
345 " [ -repeat times ]\n"
346 " [ producer [ name=value ] * ]+\n" );
349 // Close the consumer
350 if ( consumer
!= NULL
)
351 mlt_consumer_close( consumer
);
353 // Close the producer
355 mlt_producer_close( inigo
);
358 mlt_factory_close( );