From 27051e99993cb2b0960a9dd30d5dc9f2b184c5c8 Mon Sep 17 00:00:00 2001
From: Raja Subramanian <raja.gobi@tutanota.com>
Date: Tue, 20 Jun 2023 11:58:01 +0530
Subject: [PATCH] It is possible that pipe is closed before blank frame send,
 do not warn (#1807)

---
 pkg/sfu/downtrack.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/pkg/sfu/downtrack.go b/pkg/sfu/downtrack.go
index d8850ff64..03eaa1a24 100644
--- a/pkg/sfu/downtrack.go
+++ b/pkg/sfu/downtrack.go
@@ -1194,7 +1194,9 @@ func (d *DownTrack) writeBlankFrameRTP(duration float32, generation uint32) chan
 
 				pktSize, err := writeBlankFrame(&hdr, frameEndNeeded)
 				if err != nil {
-					d.logger.Warnw("could not write blank frame", err)
+					if err != io.ErrClosedPipe {
+						d.logger.Warnw("could not write blank frame", err)
+					}
 					close(done)
 					return
 				}