From 2ee5a92ef02ceb6fd6791b9835df813dacbef5dd Mon Sep 17 00:00:00 2001
From: George Politis <gp@jitsi.org>
Date: Mon, 22 Dec 2014 15:08:49 +0100
Subject: [PATCH] Adds comment to modules/RTC/MediaStream.js

---
 modules/RTC/MediaStream.js | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/modules/RTC/MediaStream.js b/modules/RTC/MediaStream.js
index a981eaed3..cf1755d36 100644
--- a/modules/RTC/MediaStream.js
+++ b/modules/RTC/MediaStream.js
@@ -15,6 +15,17 @@
  * @constructor
  */
 function MediaStream(data, sid, ssrc, eventEmmiter, browser) {
+
+    // XXX(gp) to minimize headaches in the future, we should build our
+    // abstractions around tracks and not streams. ORTC is track based API.
+    // Mozilla expects m-lines to represent media tracks.
+    //
+    // Practically, what I'm saying is that we should have a MediaTrack class
+    // and not a MediaStream class.
+    //
+    // Also, we should be able to associate multiple SSRCs with a MediaTrack as
+    // a track might have an associated RTX and FEC sources.
+
     this.sid = sid;
     this.stream = data.stream;
     this.peerjid = data.peerjid;