From 38cda24b5383b79b92ed659455ee9f33a5c6ce9b Mon Sep 17 00:00:00 2001
From: Isaac Connor <isaac@zoneminder.com>
Date: Wed, 15 Sep 2021 12:53:41 -0400
Subject: [PATCH] wait won't wake up other threads, so notify first. Since we
 have the lock, this should be ok

---
 src/zm_packetqueue.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/zm_packetqueue.cpp b/src/zm_packetqueue.cpp
index 43ab20d1e..cef7e8e2f 100644
--- a/src/zm_packetqueue.cpp
+++ b/src/zm_packetqueue.cpp
@@ -133,6 +133,7 @@ bool PacketQueue::queuePacket(std::shared_ptr<ZMPacket> add_packet) {
       if (max_video_packet_count > 0) {
         while (packet_counts[video_stream_id] > max_video_packet_count) {
           Error("Unable to free up older packets.  Waiting.");
+          condition.notify_all();
           condition.wait(lck);
           if (deleting or zm_terminate)
             return false;