rgba2gray: support more image formats

japaric-archived · Jul 12, 2017 · ad8e8c2 · ad8e8c2
1 parent edb6859
commit ad8e8c2
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/examples/rgba2gray.rs b/examples/rgba2gray.rs
@@ -23,9 +23,9 @@ fn main() {
         .read_to_string(ptx)
         .unwrap();
 
-    let img = image::open(args.next().unwrap()).unwrap();
+    let img = image::open(args.next().unwrap()).unwrap().to_rgba();
 
-    run(ptx, img.as_rgba8().unwrap()).unwrap()
+    run(ptx, &img).unwrap()
 }
 
 fn run(ptx: &str, img: &RgbaImage) -> Result<()> {