2 * inigo.c -- MLT command line utility
3 * Copyright (C) 2002-2003 Ushodaya Enterprises Limited
4 * Author: Charles Yates <charles.yates@pandora.be>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software Foundation,
18 * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
26 #include <framework/mlt.h>
34 static void transport_action( mlt_producer producer
, char *value
)
36 mlt_properties properties
= MLT_PRODUCER_PROPERTIES( producer
);
37 mlt_multitrack multitrack
= mlt_properties_get_data( properties
, "multitrack", NULL
);
38 mlt_consumer consumer
= mlt_properties_get_data( properties
, "transport_consumer", NULL
);
40 mlt_properties_set_int( properties
, "stats_off", 0 );
42 if ( strlen( value
) == 1 )
47 mlt_properties_set_int( properties
, "done", 1 );
50 mlt_producer_set_speed( producer
, 1 );
51 mlt_producer_seek( producer
, 0 );
54 mlt_producer_set_speed( producer
, -10 );
57 mlt_producer_set_speed( producer
, -5 );
60 mlt_producer_set_speed( producer
, -2 );
63 mlt_producer_set_speed( producer
, -1 );
66 mlt_producer_set_speed( producer
, 0 );
70 mlt_producer_set_speed( producer
, 1 );
73 mlt_producer_set_speed( producer
, 2 );
76 mlt_producer_set_speed( producer
, 5 );
79 mlt_producer_set_speed( producer
, 10 );
82 if ( multitrack
!= NULL
)
85 mlt_position last
= -1;
86 fprintf( stderr
, "\n" );
87 for ( i
= 0; 1; i
++ )
89 mlt_position time
= mlt_multitrack_clip( multitrack
, mlt_whence_relative_start
, i
);
93 fprintf( stderr
, "%d: %d\n", i
, (int)time
);
99 if ( multitrack
!= NULL
)
101 mlt_position time
= mlt_multitrack_clip( multitrack
, mlt_whence_relative_current
, 0 );
102 mlt_producer_seek( producer
, time
);
106 if ( producer
!= NULL
)
108 mlt_position position
= mlt_producer_position( producer
);
109 mlt_producer_seek( producer
, position
- ( mlt_producer_get_fps( producer
) * 60 ) );
113 if ( producer
!= NULL
)
115 mlt_position position
= mlt_producer_position( producer
);
116 mlt_producer_set_speed( producer
, 0 );
117 mlt_producer_seek( producer
, position
- 1 );
121 if ( multitrack
!= NULL
)
123 mlt_position time
= mlt_multitrack_clip( multitrack
, mlt_whence_relative_current
, 1 );
124 mlt_producer_seek( producer
, time
);
128 if ( multitrack
!= NULL
)
130 mlt_position time
= mlt_multitrack_clip( multitrack
, mlt_whence_relative_current
, -1 );
131 mlt_producer_seek( producer
, time
);
135 if ( producer
!= NULL
)
137 mlt_position position
= mlt_producer_position( producer
);
138 if ( mlt_producer_get_speed( producer
) != 0 )
139 mlt_producer_set_speed( producer
, 0 );
141 mlt_producer_seek( producer
, position
+ 1 );
145 if ( producer
!= NULL
)
147 mlt_position position
= mlt_producer_position( producer
);
148 mlt_producer_seek( producer
, position
+ ( mlt_producer_get_fps( producer
) * 60 ) );
153 mlt_properties_set_int( MLT_CONSUMER_PROPERTIES( consumer
), "refresh", 1 );
156 mlt_properties_set_int( properties
, "stats_off", 0 );
159 static mlt_consumer
create_consumer( mlt_profile profile
, char *id
)
161 char *arg
= id
!= NULL ?
strchr( id
, ':' ) : NULL
;
164 mlt_consumer consumer
= mlt_factory_consumer( profile
, id
, arg
);
165 if ( consumer
!= NULL
)
167 mlt_properties properties
= MLT_CONSUMER_PROPERTIES( consumer
);
168 mlt_properties_set_data( properties
, "transport_callback", transport_action
, 0, NULL
, NULL
);
175 static void event_handling( mlt_producer producer
, mlt_consumer consumer
)
179 while ( SDL_PollEvent( &event
) )
184 mlt_properties_set_int( MLT_PRODUCER_PROPERTIES( consumer
), "done", 1 );
188 if ( event
.key
.keysym
.unicode
< 0x80 && event
.key
.keysym
.unicode
> 0 )
190 char keyboard
[ 2 ] = { event
.key
.keysym
.unicode
, 0 };
191 transport_action( producer
, keyboard
);
200 static void transport( mlt_producer producer
, mlt_consumer consumer
)
202 mlt_properties properties
= MLT_PRODUCER_PROPERTIES( producer
);
203 int silent
= mlt_properties_get_int( MLT_CONSUMER_PROPERTIES( consumer
), "silent" );
204 int progress
= mlt_properties_get_int( MLT_CONSUMER_PROPERTIES( consumer
), "progress" );
205 struct timespec tm
= { 0, 40000 };
206 int total_length
= mlt_producer_get_length( producer
);
207 int last_position
= 0;
209 if ( mlt_properties_get_int( properties
, "done" ) == 0 && !mlt_consumer_is_stopped( consumer
) )
211 if ( !silent
&& !progress
)
215 fprintf( stderr
, "+-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+\n" );
216 fprintf( stderr
, "|1=-10| |2= -5| |3= -2| |4= -1| |5= 0| |6= 1| |7= 2| |8= 5| |9= 10|\n" );
217 fprintf( stderr
, "+-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+ +-----+\n" );
219 fprintf( stderr
, "+---------------------------------------------------------------------+\n" );
220 fprintf( stderr
, "| H = back 1 minute, L = forward 1 minute |\n" );
221 fprintf( stderr
, "| h = previous frame, l = next frame |\n" );
222 fprintf( stderr
, "| g = start of clip, j = next clip, k = previous clip |\n" );
223 fprintf( stderr
, "| 0 = restart, q = quit, space = play |\n" );
224 fprintf( stderr
, "+---------------------------------------------------------------------+\n" );
227 while( mlt_properties_get_int( properties
, "done" ) == 0 && !mlt_consumer_is_stopped( consumer
) )
229 int value
= ( silent
|| progress
)?
-1 : term_read( );
233 char string
[ 2 ] = { value
, 0 };
234 transport_action( producer
, string
);
238 event_handling( producer
, consumer
);
241 if ( !silent
&& mlt_properties_get_int( properties
, "stats_off" ) == 0 )
245 int current_position
= mlt_producer_position( producer
);
246 if ( current_position
> last_position
)
248 fprintf( stderr
, "Current Frame: %10d, percentage: %10d\r",
249 current_position
, 100 * current_position
/ total_length
);
250 last_position
= current_position
;
255 fprintf( stderr
, "Current Position: %10d\r", (int)mlt_producer_position( producer
) );
260 nanosleep( &tm
, NULL
);
264 fprintf( stderr
, "\n" );
268 int main( int argc
, char **argv
)
271 mlt_consumer consumer
= NULL
;
272 mlt_producer inigo
= NULL
;
275 struct sched_param scp
;
276 mlt_profile profile
= NULL
;
278 // Use realtime scheduling if possible
279 memset( &scp
, '\0', sizeof( scp
) );
280 scp
.sched_priority
= sched_get_priority_max( SCHED_FIFO
) - 1;
282 sched_setscheduler( 0, SCHED_FIFO
, &scp
);
285 // Construct the factory
286 mlt_factory_init( NULL
);
288 for ( i
= 1; i
< argc
; i
++ )
290 // Check for serialisation switch
291 if ( !strcmp( argv
[ i
], "-serialise" ) )
294 if ( name
!= NULL
&& strstr( name
, ".inigo" ) )
295 store
= fopen( name
, "w" );
298 if ( name
== NULL
|| name
[0] == '-' )
303 // Look for the profile option
304 else if ( !strcmp( argv
[ i
], "-profile" ) )
306 const char *pname
= argv
[ ++ i
];
307 if ( pname
&& pname
[0] != '-' )
308 profile
= mlt_profile_init( pname
);
312 // Create profile if not set explicitly
313 if ( profile
== NULL
)
314 profile
= mlt_profile_init( NULL
);
316 // Look for the consumer option
317 for ( i
= 1; i
< argc
; i
++ )
319 if ( !strcmp( argv
[ i
], "-consumer" ) )
321 consumer
= create_consumer( profile
, argv
[ ++ i
] );
324 mlt_properties properties
= MLT_CONSUMER_PROPERTIES( consumer
);
325 while ( argv
[ i
+ 1 ] != NULL
&& strstr( argv
[ i
+ 1 ], "=" ) )
326 mlt_properties_parse( properties
, argv
[ ++ i
] );
331 // If we have no consumer, default to sdl
332 if ( store
== NULL
&& consumer
== NULL
)
333 consumer
= create_consumer( profile
, NULL
);
335 // Get inigo producer
337 inigo
= mlt_factory_producer( profile
, "inigo", &argv
[ 1 ] );
339 // Set transport properties on consumer and produder
340 if ( consumer
!= NULL
&& inigo
!= NULL
)
342 mlt_properties_set_data( MLT_CONSUMER_PROPERTIES( consumer
), "transport_producer", inigo
, 0, NULL
, NULL
);
343 mlt_properties_set_data( MLT_PRODUCER_PROPERTIES( inigo
), "transport_consumer", consumer
, 0, NULL
, NULL
);
346 if ( argc
> 1 && inigo
!= NULL
&& mlt_producer_get_length( inigo
) > 0 )
348 // Parse the arguments
349 for ( i
= 1; i
< argc
; i
++ )
351 if ( !strcmp( argv
[ i
], "-serialise" ) )
353 if ( store
!= stdout
)
359 fprintf( store
, "%s\n", argv
[ i
] );
363 while ( argv
[ i
] != NULL
&& argv
[ i
][ 0 ] != '-' )
366 fprintf( store
, "%s\n", argv
[ i
] );
374 if ( consumer
!= NULL
&& store
== NULL
)
376 // Get inigo's properties
377 mlt_properties inigo_props
= MLT_PRODUCER_PROPERTIES( inigo
);
379 // Get the last group
380 mlt_properties group
= mlt_properties_get_data( inigo_props
, "group", 0 );
382 // Apply group settings
383 mlt_properties properties
= MLT_CONSUMER_PROPERTIES( consumer
);
384 mlt_properties_inherit( properties
, group
);
386 // Connect consumer to inigo
387 mlt_consumer_connect( consumer
, MLT_PRODUCER_SERVICE( inigo
) );
389 // Start the consumer
390 mlt_consumer_start( consumer
);
392 // Transport functionality
393 transport( inigo
, consumer
);
396 mlt_consumer_stop( consumer
);
398 else if ( store
!= NULL
&& store
!= stdout
&& name
!= NULL
)
400 fprintf( stderr
, "Project saved as %s.\n", name
);
406 fprintf( stderr
, "Usage: inigo [ -profile name ]\n"
407 " [ -serialise [ filename.inigo ] ]\n"
408 " [ -group [ name=value ]* ]\n"
409 " [ -consumer id[:arg] [ name=value ]* [ silent=1 ] [ progress=1 ] ]\n"
410 " [ -filter filter[:arg] [ name=value ]* ]\n"
411 " [ -attach filter[:arg] [ name=value ]* ]\n"
412 " [ -mix length [ -mixer transition ]* ]\n"
413 " [ -transition id[:arg] [ name=value ]* ]\n"
414 " [ -blank frames ]\n"
416 " [ -split relative-frame ]\n"
418 " [ -repeat times ]\n"
419 " [ producer [ name=value ]* ]+\n" );
422 // Close the consumer
423 if ( consumer
!= NULL
)
424 mlt_consumer_close( consumer
);
426 // Close the producer
428 mlt_producer_close( inigo
);
431 mlt_profile_close( profile
);
432 mlt_factory_close( );