/* Copyright (C) 2000-2007 by George Williams */
/*
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:

 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.

 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.

 * The name of the author may not be used to endorse or promote products
 * derived from this software without specific prior written permission.

 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
#include "gimage.h"
#include <string.h>
#include <ustring.h>

GImage *GImageRead(char * filename) {
    char *pt;

    if ( filename==NULL )
return( NULL );

    pt = strrchr(filename,'.');
    if ( pt==NULL )
	pt = "";
    if ( strmatch(pt,".bmp")==0 )
return( GImageReadBmp(filename));
    else if ( strmatch(pt,".xbm")==0 )
return( GImageReadXbm(filename));
    else if ( strmatch(pt,".xpm")==0 )
return( GImageReadXpm(filename));
#ifndef _NO_LIBTIFF
    else if ( strmatch(pt,".tiff")==0 || strmatch(pt,".tif")==0 )
return( GImageReadTiff(filename));
#endif
#ifndef _NO_LIBJPEG
    else if ( strmatch(pt,".jpeg")==0 || strmatch(pt,".jpg")==0 )
return( GImageReadJpeg(filename));
#endif
#ifndef _NO_LIBPNG
    else if ( strmatch(pt,".png")==0 )
return( GImageReadPng(filename));
#endif
#ifndef _NO_LIBUNGIF
    else if ( strmatch(pt,".gif")==0 )
return( GImageReadGif(filename));
#endif
    else if ( strmatch(pt,".ras")==0 )
return( GImageReadRas(filename));		/* Sun raster */
    else if ( strmatch(pt,".rgb")==0 )
return( GImageReadRgb(filename));		/* SGI format */

return( NULL );
}