From 526985f1090289e299cb0eddc537eb66da286db7 Mon Sep 17 00:00:00 2001
From: cnderrauber <zengjie9004@gmail.com>
Date: Sat, 26 Oct 2024 22:29:04 +0800
Subject: [PATCH] don't return video/rtx to client (#3142)

---
 pkg/rtc/participant.go | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/pkg/rtc/participant.go b/pkg/rtc/participant.go
index fcdcf68b3..04ba5eef0 100644
--- a/pkg/rtc/participant.go
+++ b/pkg/rtc/participant.go
@@ -2807,7 +2807,14 @@ func (p *ParticipantImpl) setupEnabledCodecs(publishEnabledCodecs []*livekit.Cod
 }
 
 func (p *ParticipantImpl) GetEnabledPublishCodecs() []*livekit.Codec {
-	return p.enabledPublishCodecs
+	codecs := make([]*livekit.Codec, 0, len(p.enabledPublishCodecs))
+	for _, c := range p.enabledPublishCodecs {
+		if c.Mime == "video/rtx" {
+			continue
+		}
+		codecs = append(codecs, c)
+	}
+	return codecs
 }
 
 func (p *ParticipantImpl) UpdateAudioTrack(update *livekit.UpdateLocalAudioTrack) error {