Update app.py

app.py

@@ -399,15 +399,15 @@ with gr.Blocks(css=css) as demo:
             blur_in = gr.Textbox(value="", label="Blur kernel size")
             average = gr.HTML(value="""<label for='average'>Average</label><input id='average' type='range' style='width:256px;height:1em;' value='1' min='1' max='15' step='2' onclick='
               var pts_a = document.getElementsByTagName(\"textarea\")[1].value.split(\" \");
-              for (var i=0; i<pts_a.length; i++) {
+              for (var i=0; i<256; i++) {
                 var avg = 0;
                 for (var j = i-parseInt(this.value/2); j <= i+parseInt(this.value/2); j++) {
                   if (pts_a[j]) {
-                    avg += pts_a[j];
+                    avg += parseInt(pts_a[j]);
                   } else if (j < 0) {
-                    avg += pts_a[0];
-                  } else if (j >= pts_a.length) {
-                    avg += pts_a[pts_a.length - 1];
+                    avg += parseInt(pts_a[0]);
+                  } else if (j > 255) {
+                    avg += parseInt(pts_a[255]);
                   }
                 }
                 pts_a[i] = parseInt(avg / this.value);