From d798cfec75dc52cff81705fd66b24dc95b61be27 Mon Sep 17 00:00:00 2001
From: Juliusz Chroboczek <jch@irif.fr>
Date: Sun, 20 Mar 2022 22:30:44 +0100
Subject: [PATCH] Fix simulcast statistics display for Firefox.

Firefox doesn't include the rid in the statistics result.
Use the SSID instead.
---
 static/protocol.js | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/static/protocol.js b/static/protocol.js
index 7c07f91..bd11f8e 100644
--- a/static/protocol.js
+++ b/static/protocol.js
@@ -1310,8 +1310,9 @@ Stream.prototype.updateStats = async function() {
             for(let r of report.values()) {
                 if(stid && r.type === 'outbound-rtp') {
                     let id = stid;
-                    if(r.rid)
-                        id = id + '-' + r.rid
+                    // Firefox doesn't implement rid, use ssrc
+                    // to discriminate simulcast tracks.
+                    id = id + '-' + r.ssrc;
                     if(!('bytesSent' in r))
                         continue;
                     if(!stats[id])