From 1da2db83dabc49e0179151641d317430691ff2b4 Mon Sep 17 00:00:00 2001
From: William Wall <wwall@caci.com>
Date: Fri, 21 Sep 2018 08:35:41 -0600
Subject: [PATCH] Fix type check errors for Image source

The parent class does not accept an extent on its options. Also
check that the image is an img or video tag before setting the
source as Canvas does not have the src property.
---
 src/ol/source/Image.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/ol/source/Image.js b/src/ol/source/Image.js
index cefb3ab451..669378e96a 100644
--- a/src/ol/source/Image.js
+++ b/src/ol/source/Image.js
@@ -91,7 +91,6 @@ class ImageSource extends Source {
   constructor(options) {
     super({
       attributions: options.attributions,
-      extent: options.extent,
       projection: options.projection,
       state: options.state
     });
@@ -232,7 +231,10 @@ class ImageSource extends Source {
  * @param {string} src Source.
  */
 export function defaultImageLoadFunction(image, src) {
-  image.getImage().src = src;
+  const img = image.getImage();
+  if (img instanceof HTMLImageElement || img instanceof HTMLVideoElement) {
+    img.src = src;
+  }
 }