research.m1stereo.tv/gitweb/ - melted/blob - src/tests/luma.c

   1
   2 #include <framework/mlt.h>
   3
   4 #include <stdio.h>
   5
   6 int main( int argc, char **argv )
   7 {
   8         char temp[ 132 ];
   9         char *file1 = NULL;
  10         char *file2 = NULL;
  11         char *wipe = NULL;
  12
  13         mlt_factory_init( "../modules" );
  14
  15         if ( argc < 4 )
  16         {
  17                 fprintf( stderr, "usage: luma file1.mpeg file2.mpeg wipe.pgm\n" );
  18                 return 1;
  19         }
  20         else
  21         {
  22                 file1 = argv[ 1 ];
  23                 file2 = argv[ 2 ];
  24                 wipe = argv[ 3 ];
  25         }
  26
  27         // Start the consumer...
  28         mlt_consumer consumer = mlt_factory_consumer( "bluefish", "NTSC" );
  29
  30         // Create the producer(s)
  31         mlt_producer dv1 = mlt_factory_producer( "mcmpeg", file1 );
  32         mlt_producer dv2 = mlt_factory_producer( "mcmpeg", file2 );
  33
  34         mlt_playlist playlist1 = mlt_playlist_init();
  35         mlt_playlist_append_io( playlist1, dv1, 0.0, 5.0 );
  36
  37         mlt_playlist playlist2 = mlt_playlist_init();
  38         mlt_playlist_blank( playlist2, 2.9 );
  39         mlt_playlist_append( playlist2, dv2 );
  40
  41         // Register producers(s) with a multitrack object
  42         mlt_multitrack multitrack = mlt_multitrack_init( );
  43         mlt_multitrack_connect( multitrack, mlt_playlist_producer( playlist1 ), 0 );
  44         mlt_multitrack_connect( multitrack, mlt_playlist_producer( playlist2 ), 1 );
  45
  46         // Define a transition
  47         mlt_transition transition = mlt_factory_transition( "luma", wipe );
  48         mlt_properties_set( mlt_transition_properties( transition ), "filename", wipe );
  49         mlt_properties_set_double( mlt_transition_properties( transition ), "softness", 0.1 );
  50         mlt_transition_connect( transition, mlt_multitrack_service( multitrack ), 0, 1 );
  51         mlt_transition_set_in_and_out( transition, 3.0, 5.0 );
  52
  53         // Buy a tractor and connect it to the filter
  54         mlt_tractor tractor = mlt_tractor_init( );
  55         mlt_tractor_connect( tractor, mlt_transition_service( transition ) );
  56
  57         // Connect the tractor to the consumer
  58         mlt_consumer_connect( consumer, mlt_tractor_service( tractor ) );
  59
  60         // Do stuff until we're told otherwise...
  61         fprintf( stderr, "Press return to continue\n" );
  62         fgets( temp, 132, stdin );
  63
  64         // Close everything...
  65         mlt_consumer_close( consumer );
  66         mlt_tractor_close( tractor );
  67         mlt_transition_close( transition );
  68         mlt_multitrack_close( multitrack );
  69         mlt_playlist_close( playlist1 );
  70         mlt_playlist_close( playlist2 );
  71         mlt_producer_close( dv1 );
  72         mlt_producer_close( dv2 );
  73
  74         return 0;
  75 }