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

   1 #include "mlt_producer.h"
   2 #include "mlt_consumer.h"
   3 #include "mlt_filter.h"
   4 #include "mlt_tractor.h"
   5 #include "mlt_transition.h"
   6 #include "mlt_multitrack.h"
   7
   8 #include "producer_libdv.h"
   9 #include "producer_ppm.h"
  10 #include "filter_deinterlace.h"
  11 #include "filter_greyscale.h"
  12 #include "consumer_sdl.h"
  13
  14 #include <stdio.h>
  15
  16 int main( int argc, char **argv )
  17 {
  18         char temp[ 132 ];
  19         char *file1 = NULL;
  20         char *file2 = NULL;
  21
  22         // Start the consumer...
  23         mlt_consumer sdl_out = consumer_sdl_init( NULL );
  24
  25         fprintf( stderr, "Press return to continue\n" );
  26         fgets( temp, 132, stdin );
  27
  28         if ( argc >= 2 )
  29                 file1 = argv[ 1 ];
  30         if ( argc >= 3 )
  31                 file2 = argv[ 2 ];
  32
  33         // Create the producer(s)
  34         //mlt_producer dv1 = producer_ppm_init( NULL );
  35         //mlt_producer dv2 = producer_ppm_init( NULL );
  36         mlt_producer dv1 = producer_libdv_init( file1 );
  37         mlt_producer dv2 = producer_libdv_init( file2 );
  38
  39         mlt_consumer_connect( sdl_out, mlt_producer_service( dv1 ) );
  40
  41         fprintf( stderr, "Press return to continue\n" );
  42         fgets( temp, 132, stdin );
  43
  44         // Register producers(s) with a multitrack object
  45         mlt_multitrack multitrack = mlt_multitrack_init( );
  46         mlt_multitrack_connect( multitrack, dv1, 0 );
  47         mlt_multitrack_connect( multitrack, dv2, 1 );
  48
  49         // Create a filter and associate it to track 0
  50         mlt_filter filter = filter_deinterlace_init( NULL );
  51         mlt_filter_connect( filter, mlt_multitrack_service( multitrack ), 0 );
  52         mlt_filter_set_in_and_out( filter, 0, 5 );
  53
  54         // Create another
  55         mlt_filter greyscale = filter_greyscale_init( NULL );
  56         mlt_filter_connect( greyscale, mlt_filter_service( filter ), 0 );
  57         mlt_filter_set_in_and_out( greyscale, 0, 10 );
  58
  59         // Buy a tractor and connect it to the filter
  60         mlt_tractor tractor = mlt_tractor_init( );
  61         mlt_tractor_connect( tractor, mlt_filter_service( greyscale ) );
  62
  63         // Connect the tractor to the consumer
  64         mlt_consumer_connect( sdl_out, mlt_tractor_service( tractor ) );
  65
  66         // Do stuff until we're told otherwise...
  67         fprintf( stderr, "Press return to continue\n" );
  68         fgets( temp, 132, stdin );
  69
  70         // Close everything...
  71         mlt_consumer_close( sdl_out );
  72         mlt_tractor_close( tractor );
  73         mlt_filter_close( filter );
  74         mlt_multitrack_close( multitrack );
  75         mlt_producer_close( dv1 );
  76         mlt_producer_close( dv2 );
  77
  78         return 0;
  79 }