From 11fb727325a133edbe693496a4625801b3432f1c Mon Sep 17 00:00:00 2001
From: Oliver Jowett <oliver.jowett@flightaware.com>
Date: Thu, 4 Feb 2021 16:27:31 +0800
Subject: [PATCH] Don't run track / filter expiry if reading recorded captures
 via --ifile

---
 dump1090.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/dump1090.c b/dump1090.c
index 069b8dd..5ad1767 100644
--- a/dump1090.c
+++ b/dump1090.c
@@ -385,8 +385,11 @@ static void backgroundTasks(void) {
 
     uint64_t now = mstime();
 
-    icaoFilterExpire();
-    trackPeriodicUpdate();
+    if (Modes.sdr_type != SDR_IFILE) {
+        // don't run these if processing data from a file
+        icaoFilterExpire();
+        trackPeriodicUpdate();
+    }
 
     if (Modes.net) {
         modesNetPeriodicWork();