@@ -18,7 +18,7 @@ main(int argc, array(string) argv)

         string infilename;

         string destfilename;

 	mapping orig;

-        Image.Image image,alpha,result;

+        Image.Image image,alpha;

         if(argc<4 || (argc>1 && argv[1]=="--help")) {

                 Stdio.werror("Syntax:  "+argv[0]+" <newwidthxnewheight> <infile.png> <outfile.png>\n");

                 Stdio.werror("Example: "+argv[0]+" 200x300 file.png dest.png\n");

new file mode 100755

@@ -0,0 +1,54 @@

+#!/usr/bin/pike

+/*

+ * resizer.pike

+ *

+ * Resize a png into another png

+ *

+ * History:

+ *      28/09/2020 Creation from cropper.pike

+ *

+ * Author: Dario Rodriguez dario@softhome.net

+ * This program is distributed under the terms of the GNU GPL v2.1+

+ */

+

+int

+main(int argc, array(string) argv)

+{

+	int xsize,ysize;

+        string infilename;

+        string destfilename;

+	mapping orig;

+        Image.Image image,alpha,result;

+        if(argc<4 || (argc>1 && argv[1]=="--help")) {

+                Stdio.werror("Syntax:  "+argv[0]+" <newwidthxnewheight> <infile.png> <outfile.png>\n");

+                Stdio.werror("Example: "+argv[0]+" 200x300 file.png dest.png\n");

+                Stdio.werror("Example: "+argv[0]+" 200x0 file.png dest.png\n");

+                Stdio.werror("Example: "+argv[0]+" 0x300 file.png dest.png\n");

+                Stdio.werror("Example result: dest.png\n");

+                return(1);

+        }

+	xsize=ysize=0;

+	xsize=(int) (argv[1]/"x")[0];

+	if(sizeof(argv[1]/"x")>1)

+		ysize=(int) (((argv[1]/"x")[1])/"+")[0];

+        infilename=argv[2];

+        destfilename=argv[3];

+	write("* Loading "+infilename+"\n");

+	orig=Image._load(infilename);

+	image=orig["image"];

+	alpha=orig["alpha"];

+	xsize=(xsize!=0)?xsize:(ysize==0)?image->xsize():ysize*image->xsize()/image->ysize();

+	ysize=(ysize!=0)?ysize:(xsize==0)?image->ysize():xsize*image->ysize()/image->xsize();

+        write("* Resizing from "+image->xsize()+"x"+image->ysize()+" to "+xsize+"x"+ysize+"\n");

+	image=image->scale(xsize,ysize);

+	if(!intp(alpha))

+		alpha=alpha->scale(xsize,ysize);

+	write("* Writing "+destfilename+"...\n");

+	if(intp(alpha))

+        	Stdio.write_file(destfilename,Image.PNG.encode(image));

+	else

+		Stdio.write_file(destfilename,Image.PNG.encode(image,(["alpha":alpha])));

+	write("* Finished successfully\n");

+        return(0);

+}

+