From 21790f3828698d8f5b932eb015c0f5dee0e20fd2 Mon Sep 17 00:00:00 2001
From: Mikhail Baranov <baranov.mv@gmail.com>
Date: Tue, 2 Apr 2024 18:39:47 +0200
Subject: [PATCH] Latency Tuner: don't invoke freq estimator when it isn't
 possible

---
 src/internal_modules/roc_audio/latency_tuner.cpp | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/internal_modules/roc_audio/latency_tuner.cpp b/src/internal_modules/roc_audio/latency_tuner.cpp
index 62f18a1a3..62f4b7758 100644
--- a/src/internal_modules/roc_audio/latency_tuner.cpp
+++ b/src/internal_modules/roc_audio/latency_tuner.cpp
@@ -328,8 +328,10 @@ void LatencyTuner::write_metrics(const LatencyMetrics& latency_metrics,
         has_e2e_latency_ = true;
     }
 
-    update_target_latency_(link_metrics.max_jitter, link_metrics.jitter,
-                           latency_metrics.fec_block_duration);
+    if (enable_tuning_) {
+        update_target_latency_(link_metrics.max_jitter, link_metrics.jitter,
+                               latency_metrics.fec_block_duration);
+    }
 
     fout << core::timestamp(core::ClockUnix)
         << ", " << niq_latency_
@@ -480,7 +482,7 @@ void LatencyTuner::report_() {
         (double )link_metrics_.jitter / core::Millisecond,
         (long)niq_stalling_, sample_spec_.stream_timestamp_delta_2_ms(niq_stalling_),
         (double)(fe_ && freq_coeff_ > 0 ? fe_->freq_coeff() : 0), (double)freq_coeff_,
-        fe_->stable() ? "true" : "false");
+        fe_ && fe_->stable() ? "true" : "false");
 
 
     if (has_metrics_) {