clobber the mimetype to make it work in e2ee rooms

matrix-org · Mar 22, 2022 · 9a76bb0 · 9a76bb0
1 parent c98fb4f
commit 9a76bb0
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/src/ContentMessages.ts b/src/ContentMessages.ts
@@ -595,6 +595,12 @@ export default class ContentMessages {
         // if we have a mime type for the file, add it to the message metadata
         if (file.type) {
             content.info.mimetype = file.type;
+
+            // clobber quicktime muxed files to be considered MP4 so browsers
+            // are willing to play them
+            if (content.info.mimetype == "video/quicktime") {
+                content.info.mimetype = "video/mp4";
+            }
         }
 
         const prom = new Promise<void>((resolve) => {