From 45f547c4be9ce13718fc0e2d0478e808aa27dc57 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= <sebastian@centricular.com>
Date: Tue, 7 Jul 2020 14:29:07 +0300
Subject: [PATCH] fallbacksrc: Configure up to 5s of buffering on the fallback
 stream

imagefreeze in live mode can handle only up to 1 frame of buffering
itself.
---
 utils/fallbackswitch/src/fallbacksrc.rs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/utils/fallbackswitch/src/fallbacksrc.rs b/utils/fallbackswitch/src/fallbacksrc.rs
index e3c39784..4e3a2da8 100644
--- a/utils/fallbackswitch/src/fallbacksrc.rs
+++ b/utils/fallbackswitch/src/fallbacksrc.rs
@@ -663,6 +663,13 @@ impl FallbackSrc {
                     .expect("No clocksync or identity found");
                 let queue = gst::ElementFactory::make("queue", Some("fallback_queue"))
                     .expect("No queue found");
+                queue
+                    .set_properties(&[
+                        ("max-size-buffers", &0u32),
+                        ("max-size-bytes", &0u32),
+                        ("max-size-time", &(5 * gst::SECOND)),
+                    ])
+                    .unwrap();
 
                 input
                     .add_many(&[