OHIF-25: Multi-frame images should be loaded one frame at a time

Packages/ohif-viewerbase/client/components/studyBrowser/imageThumbnail/imageThumbnail.js

@@ -13,9 +13,16 @@ Template.imageThumbnail.onCreated(() => {
     // Get the image ID for current thumbnail
     instance.getThumbnailImageId = () => {
         const stack = instance.data.thumbnail.stack;
-        const lastIndex = (stack.images.length || 1) - 1;
-        const imageIndex = Math.floor(lastIndex / 2) !== 0 ? 0 : 0;
-        const imageInstance = stack.images[imageIndex];
+        const lastIndex = (stack.numImageFrames || stack.images.length || 1) - 1;
+        let imageIndex = Math.floor(lastIndex / 2);
+        let imageInstance;
+
+        if(stack.isMultiFrame) {
+            imageInstance = stack.images[0];
+        } else {
+            imageInstance = stack.images[imageIndex];
+            imageIndex = 0;
+        }
 
         return imageInstance.getImageId();
     };

Packages/ohif-viewerbase/client/components/viewer/imageViewerViewport/imageViewerViewport.js

@@ -105,7 +105,8 @@ const loadDisplaySetIntoViewport = (data, templateData) => {
 
     // Enable Cornerstone for the viewport element
     const options = {
-        renderer: 'webgl'
+        // TODO: It's not working with WADO-RS requests (see getWADORSImageId)
+        // renderer: 'webgl'
     };
 
     // NOTE: This uses the experimental WebGL renderer for Cornerstone!