Drop second argument to trans

1 files changed, 3 insertions, 4 deletions

diff --git a/pngtrans.c b/pngtrans.c
index fea0160..c1adf25 100644
--- a/pngtrans.c
+++ b/pngtrans.c
@@ -58,20 +58,19 @@ low_pass (complex_image_t *image, double d)
 int
 main (int argc, char **argv)
 {
-    char *input, *output;
+    char *input;
     GdkPixbuf *pb;
     complex_image_t *image;
     
     g_type_init ();
     
-    if (argc < 3)
+    if (argc < 2)
     {
-	printf ("Usage: %s <input name> <output name>\n\n", argv[0]);
+	printf ("Usage: %s <input name>\n\n", argv[0]);
 	return 1;
     }
     
     input = argv[1];
-    output = argv[2];
     
     if (!(pb = gdk_pixbuf_new_from_file (input, NULL)))
     {