move extractor to func/

funcs/utils.c

@@ -70,6 +70,26 @@ if (!strcasecmp(name, "exr"))	return FILE_TYPE_EXR;
 
 return -1;
 }
+
+/* --------------------------------------------------------------------- */
+/*
+ *	/!\	return 4 on success
+ */
+int parse_rectangle(char *str, Rectangle *r, int notused)
+{
+int		x, y, w, h, foo;
+
+if (verbosity)
+	fprintf(stderr, "parsing %s\n", str);
+
+foo = sscanf(str, "%d,%d,%d,%d", &w, &h, &x, &y);
+if (4 == foo) {
+	r->x = x, r->y = y, r->w = w, r->h = h;
+	return 4;
+	}
+return -1;
+}
+
 /* --------------------------------------------------------------------- */
 int format_from_extension(char *fname)
 {