Difference between revisions of "LibVLC Tutorial 0.9"

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(Simplification in names)
Line 12: Line 12:
 
  #include <vlc/libvlc.h>
 
  #include <vlc/libvlc.h>
 
   
 
   
  static void raise( libvlc_exception_t * excp )
+
  static void raise(libvlc_exception_t * ex)
 
  {
 
  {
     if( libvlc_exception_raised( &excp );
+
     if (libvlc_exception_raised (&ex))
 
     {
 
     {
           fprintf(stderr, "error: %s\n", libvlc_exception_get_message(excp) );
+
           fprintf (stderr, "error: %s\n", libvlc_exception_get_message(excp));
           exit(-1);
+
           exit (-1);
 
     }
 
     }
 
  }
 
  }
Line 31: Line 31:
 
     libvlc_media_t *m;
 
     libvlc_media_t *m;
 
      
 
      
     libvlc_exception_init( &excp );
+
     libvlc_exception_init (&excp);
 
     /* init vlc modules, should be done only once */
 
     /* init vlc modules, should be done only once */
     inst = libvlc_new( sizeof(args) / sizeof(args[0]), arg, &ex );
+
     inst = libvlc_new (sizeof(args) / sizeof(args[0]), arg, &ex);
     raise( &ex );
+
     raise (&ex);
 
    
 
    
 
     /* Create a new item */
 
     /* Create a new item */
     m = libvlc_media_new( inst, "http://mycool.movie.com/test.mov", &ex );
+
     m = libvlc_media_new (inst, "http://mycool.movie.com/test.mov", &ex);
     raise( &ex );
+
     raise (&ex);
 
      
 
      
 
     /* XXX: demo art and meta information fetching */
 
     /* XXX: demo art and meta information fetching */
 
      
 
      
 
     /* Create a media player playing environement */
 
     /* Create a media player playing environement */
     mp = libvlc_media_player_new_from_media_descriptor( m, &ex );
+
     mp = libvlc_media_player_new_from_media_descriptor (m, &ex);
     raise( &ex );
+
     raise (&ex);
 
      
 
      
 
     /* No need to keep the media now */
 
     /* No need to keep the media now */
     libvlc_media_release( m );
+
     libvlc_media_release (m);
 
   
 
   
 
  #if 0
 
  #if 0
Line 56: Line 56:
 
       libvlc_drawable_t drawable = hwnd;
 
       libvlc_drawable_t drawable = hwnd;
 
   
 
   
       libvlc_media_player_set_drawable( mp, drawable, &ex );
+
       libvlc_media_player_set_drawable (mp, drawable, &ex);
       raise( &ex );
+
       raise (&ex);
 
  #endif
 
  #endif
 
   
 
   
 
     /* play the media_player */
 
     /* play the media_player */
     libvlc_media_player_play( mp, &ex );
+
     libvlc_media_player_play (mp, &ex);
     raise( &ex );
+
     raise (&ex);
 
      
 
      
     sleep(10); /* Let it play a bit */
+
     sleep (10); /* Let it play a bit */
 
      
 
      
 
     /* Stop playing */
 
     /* Stop playing */
     libvlc_media_player_stop( mp, &ex );
+
     libvlc_media_player_stop (mp, &ex);
 
   
 
   
 
     /* Free the media_player */
 
     /* Free the media_player */
     libvlc_media_player_release( mp, &ex );
+
     libvlc_media_player_release (mp, &ex);
 
   
 
   
     libvlc_release( inst, &ex );
+
     libvlc_release (inst, &ex);
     raise( &ex );
+
     raise (&ex);
 
   
 
   
 
     return 0;
 
     return 0;
 
  }
 
  }

Revision as of 13:56, 10 May 2008

LibVLC Tutorial

This may work with trunk version, does not work with 0.8.6c

Linking against LibVLC

cc example.c -lvlc-control -o example

Sample LibVLC Code

#include <stdio.h>
#include <vlc/libvlc.h>

static void raise(libvlc_exception_t * ex)
{
    if (libvlc_exception_raised (&ex))
    {
         fprintf (stderr, "error: %s\n", libvlc_exception_get_message(excp));
         exit (-1);
    }
}
int main(int argc, char* argv[])
{
    const char * const vlc_args[] = {
              "-I", "dummy", /* Don't use any interface */
              "--ignore-config", /* Don't use VLC's config */
              "--module-path=/set/your/path/to/libvlc/module/if/you/are/on/windows/or/macosx" };
    libvlc_exception_t ex;
    libvlc_instance_t * inst;
    libvlc_media_player_t *mp;
    libvlc_media_t *m;
    
    libvlc_exception_init (&excp);
    /* init vlc modules, should be done only once */
    inst = libvlc_new (sizeof(args) / sizeof(args[0]), arg, &ex);
    raise (&ex);
 
    /* Create a new item */
    m = libvlc_media_new (inst, "http://mycool.movie.com/test.mov", &ex);
    raise (&ex);
   
    /* XXX: demo art and meta information fetching */
   
    /* Create a media player playing environement */
    mp = libvlc_media_player_new_from_media_descriptor (m, &ex);
    raise (&ex);
    
    /* No need to keep the media now */
    libvlc_media_release (m);

#if 0
    /* This is a non working code that show how to hooks into a window,
     * if we have a window around */
     libvlc_drawable_t drawable = xdrawable;
    /* or on windows */
     libvlc_drawable_t drawable = hwnd;

     libvlc_media_player_set_drawable (mp, drawable, &ex);
     raise (&ex);
#endif

    /* play the media_player */
    libvlc_media_player_play (mp, &ex);
    raise (&ex);
   
    sleep (10); /* Let it play a bit */
   
    /* Stop playing */
    libvlc_media_player_stop (mp, &ex);

    /* Free the media_player */
    libvlc_media_player_release (mp, &ex);

    libvlc_release (inst, &ex);
    raise (&ex);

    return 0;
}