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

   1 #include <framework/mlt.h>
   2 #include <stdio.h>
   3 #include <string.h>
   4
   5 mlt_producer create_producer( char *file )
   6 {
   7         mlt_producer result = NULL;
   8
   9         // 1st Line preferences
  10         if ( strstr( file, ".mpg" ) )
  11                 result = mlt_factory_producer( "mcmpeg", file );
  12         else if ( strstr( file, ".mpeg" ) )
  13                 result = mlt_factory_producer( "mcmpeg", file );
  14         else if ( strstr( file, ".dv" ) )
  15                 result = mlt_factory_producer( "mcdv", file );
  16         else if ( strstr( file, ".jpg" ) )
  17                 result = mlt_factory_producer( "pixbuf", file );
  18         else if ( strstr( file, ".png" ) )
  19                 result = mlt_factory_producer( "pixbuf", file );
  20
  21         // 2nd Line fallbacks
  22         if ( result == NULL && strstr( file, ".dv" ) )
  23                 result = mlt_factory_producer( "libdv", file );
  24
  25         return result;
  26 }
  27
  28 mlt_consumer create_consumer( char *id )
  29 {
  30         return mlt_factory_consumer( id, NULL );
  31 }
  32
  33 void set_properties( mlt_service service, char *namevalue )
  34 {
  35         mlt_properties properties = mlt_service_properties( service );
  36         mlt_properties_parse( properties, namevalue );
  37 }
  38
  39 void transport( mlt_producer producer )
  40 {
  41         char temp[ 132 ];
  42         fprintf( stderr, "Press return to continue\n" );
  43         fgets( temp, 132, stdin );
  44 }
  45
  46 int main( int argc, char **argv )
  47 {
  48         int i;
  49         mlt_service  service = NULL;
  50         mlt_consumer consumer = NULL;
  51         mlt_producer producer = NULL;
  52
  53         mlt_factory_init( "../modules" );
  54
  55         // Parse the arguments
  56         for ( i = 1; i < argc; i ++ )
  57         {
  58                 if ( !strcmp( argv[ i ], "-vo" ) )
  59                 {
  60                         consumer = create_consumer( argv[ ++ i ] );
  61                         service = mlt_consumer_service( consumer );
  62                 }
  63                 else if ( strstr( argv[ i ], "=" ) )
  64                 {
  65                         set_properties( service, argv[ i ] );
  66                 }
  67                 else
  68                 {
  69                         producer = create_producer( argv[ i ] );
  70                         service = mlt_producer_service( producer );
  71                 }
  72         }
  73
  74         // If we have no consumer, default to sdl
  75         if ( consumer == NULL )
  76                 consumer= mlt_factory_consumer( "sdl", NULL );
  77
  78         // Connect producer to consumer
  79         mlt_consumer_connect( consumer, mlt_producer_service( producer ) );
  80
  81         // Transport functionality
  82         transport( producer );
  83
  84         // Close the services
  85         mlt_consumer_close( consumer );
  86         mlt_producer_close( producer );
  87
  88 /*
  89         // Create the producer(s)
  90         mlt_producer dv1 = mlt_factory_producer( "mcmpeg", file1 );
  91         mlt_producer dv2 = mlt_factory_producer( "mcmpeg", file2 );
  92         //mlt_producer dv1 = producer_ppm_init( NULL );
  93         //mlt_producer dv2 = producer_ppm_init( NULL );
  94
  95         // Connect a producer to our sdl consumer
  96         mlt_consumer_connect( sdl_out, mlt_producer_service( dv1 ) );
  97
  98         fprintf( stderr, "Press return to continue\n" );
  99         fgets( temp, 132, stdin );
 100
 101         // Register producers(s) with a multitrack object
 102         mlt_multitrack multitrack = mlt_multitrack_init( );
 103         mlt_multitrack_connect( multitrack, dv1, 0 );
 104         mlt_multitrack_connect( multitrack, dv2, 1 );
 105
 106         // Create a filter and associate it to track 0
 107         mlt_filter filter = mlt_factory_filter( "deinterlace", NULL );
 108         mlt_filter_connect( filter, mlt_multitrack_service( multitrack ), 0 );
 109         mlt_filter_set_in_and_out( filter, 0, 5 );
 110
 111         // Create another
 112         mlt_filter greyscale = mlt_factory_filter( "greyscale", NULL );
 113         mlt_filter_connect( greyscale, mlt_filter_service( filter ), 0 );
 114         mlt_filter_set_in_and_out( greyscale, 0, 10 );
 115
 116         // Buy a tractor and connect it to the filter
 117         mlt_tractor tractor = mlt_tractor_init( );
 118         mlt_tractor_connect( tractor, mlt_filter_service( greyscale ) );
 119
 120         // Connect the tractor to the consumer
 121         mlt_consumer_connect( sdl_out, mlt_tractor_service( tractor ) );
 122
 123         // Do stuff until we're told otherwise...
 124
 125         // Close everything...
 126         //mlt_consumer_close( sdl_out );
 127         //mlt_tractor_close( tractor );
 128         //mlt_filter_close( filter );
 129         //mlt_filter_close( greyscale );
 130         //mlt_multitrack_close( multitrack );
 131         //mlt_producer_close( dv1 );
 132         //mlt_producer_close( dv2 );
 133 */
 134
 135         mlt_factory_close( );
 136
 137         return 0;
 138 }