Fixes simulcast layers ordering.

11 years ago · 745e4a6a87
parent ffaa9a62b8
commit 745e4a6a87
1 changed files with 5 additions and 1 deletions
--- a/simulcast.js
+++ b/simulcast.js
@ -633,8 +633,12 @@ function Simulcast() {

                navigator.webkitGetUserMedia(lqConstraints, function (lqStream) {

+                    // NOTE(gp) The specification says Array.forEach() will visit
+                    // the array elements in numeric order, and that it doesn't
+                    // visit elements that don't exist.
+
                    // add lq trackid to local map
-                    localMaps.msids.push(lqStream.getVideoTracks()[0].id);
+                    localMaps.msids.splice(0, 0, lqStream.getVideoTracks()[0].id);

                    hqStream.addTrack(lqStream.getVideoTracks()[0]);
                    success(hqStream);