コード例 #1
0
ファイル: vips7compat.c プロジェクト: alon/libvips
VipsImage *
im_open( const char *filename, const char *mode )
{
	VipsImage *image;

	/* Pass in a nonsense name for argv0 ... this init path is only here
	 * for old programs which are missing an vips_init() call. We need
	 * i18n set up before we can translate.
	 */
	if( vips_init( "giant_banana" ) )
		vips_error_clear();

	/* We have to go via the old VipsFormat system so we can support the
	 * "filename:option" syntax.
	 */
	if( strcmp( mode, "r" ) == 0 ||
		strcmp( mode, "rd" ) == 0 ) {
		if( !(image = vips__deprecated_open_read( filename )) )
			return( NULL );
	}
	else if( strcmp( mode, "w" ) == 0 ) {
		if( !(image = vips__deprecated_open_write( filename )) )
			return( NULL );
	}
	else {
		if( !(image = vips_image_new_mode( filename, mode )) )
			return( NULL );
	}

	return( image );
}
コード例 #2
0
ファイル: vipsthumbnail.c プロジェクト: HunterChen/libvips
int
main( int argc, char **argv )
{
	GOptionContext *context;
	GError *error = NULL;
	int i;

	if( vips_init( argv[0] ) )
	        vips_error_exit( "unable to start VIPS" );
	textdomain( GETTEXT_PACKAGE );
	setlocale( LC_ALL, "" );

        context = g_option_context_new( _( "- thumbnail generator" ) );

	g_option_context_add_main_entries( context, options, GETTEXT_PACKAGE );
	g_option_context_add_group( context, vips_get_option_group() );

	if( !g_option_context_parse( context, &argc, &argv, &error ) ) {
		if( error ) {
			fprintf( stderr, "%s\n", error->message );
			g_error_free( error );
		}

		vips_error_exit( "try \"%s --help\"", g_get_prgname() );
	}

	g_option_context_free( context );

	if( sscanf( thumbnail_size, "%d x %d", 
		&thumbnail_width, &thumbnail_height ) != 2 ) {
		if( sscanf( thumbnail_size, "%d", &thumbnail_width ) != 1 ) 
			vips_error_exit( "unable to parse size \"%s\" -- "
				"use eg. 128 or 200x300", thumbnail_size );

		thumbnail_height = thumbnail_width;
	}

	for( i = 1; i < argc; i++ ) {
		/* Hang resources for processing this thumbnail off @process.
		 */
		VipsObject *process = VIPS_OBJECT( vips_image_new() ); 

		if( thumbnail_process( process, argv[i] ) ) {
			fprintf( stderr, "%s: unable to thumbnail %s\n", 
				argv[0], argv[i] );
			fprintf( stderr, "%s", vips_error_buffer() );
			vips_error_clear();
		}

		g_object_unref( process );
	}

	vips_shutdown();

	return( 0 );
}
コード例 #3
0
ファイル: init.c プロジェクト: binarytemple/debian-vips
/* Call this before vips stuff that uses stuff we need to have inited.
 */
void
vips_check_init( void )
{
	/* Pass in a nonsense name for argv0 ... this init path is only here
	 * for old programs which are missing an vips_init() call. We need
	 * i18n set up before we can translate.
	 */
	if( vips_init( "giant_banana" ) )
		vips_error_clear();
}
コード例 #4
0
ファイル: gegl-init.c プロジェクト: jcupitt/gegl-vips
/**
 * gegl_init:
 * @argc: a pointer to the number of command line arguments.
 * @argv: a pointer to the array of command line arguments.
 *
 * Call this function before using any other GEGL functions. It will initialize
 * everything needed to operate GEGL and parses some standard command line
 * options.  @argc and @argv are adjusted accordingly so your own code will
 * never see those standard arguments.
 *
 * Note that there is an alternative ways to initialize GEGL: if you are
 * calling g_option_context_parse() with the option group returned by
 * gegl_get_option_group(), you don't have to call gegl_init().
 **/
void
gegl_init (gint    *argc,
           gchar ***argv)
{
  GOptionContext *context;
  GError         *error = NULL;
  if (config)
    return;

  /*  If any command-line actions are ever added to GEGL, then the commented
   *  out code below should be used.  Until then, we simply call the parse hook
   *  directly.
   */
#if 0
  gegl_post_parse_hook (NULL, NULL, NULL, NULL);
#else

  context = g_option_context_new (NULL);
  g_option_context_set_ignore_unknown_options (context, TRUE);
  g_option_context_set_help_enabled (context, FALSE);
  g_option_context_set_main_group (context, gegl_get_option_group ());

  if (!g_option_context_parse (context, argc, argv, &error))
    {
      g_warning ("%s", error->message);
      g_error_free (error);
    }

  g_option_context_free (context);
#endif

  /* Not the best place for this ... better to put it in post_parse and just
   * save argv[0] here.
   */
  vips_init (*argv[0]);
}