From efbf9c5bf899962aab6f1433f1c8d8f42fca5112 Mon Sep 17 00:00:00 2001
From: Dmytro Bogovych <dmytro.bogovych@gmail.com>
Date: Tue, 25 Feb 2025 15:11:13 +0300
Subject: [PATCH] - send silence to audio decoder if packet is lost

---
 src/engine/media/MT_AudioReceiver.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/engine/media/MT_AudioReceiver.cpp b/src/engine/media/MT_AudioReceiver.cpp
index 00e2e219..55c23c37 100644
--- a/src/engine/media/MT_AudioReceiver.cpp
+++ b/src/engine/media/MT_AudioReceiver.cpp
@@ -522,7 +522,17 @@ AudioReceiver::DecodeResult AudioReceiver::getAudio(Audio::DataWindow& output, i
             if (options & DecodeOptions_SkipDecode)
                 mDecodedLength = 0;
             else
+            {
                 mDecodedLength = mCodec->plc(mFrameCount, mDecodedFrame, sizeof mDecodedFrame);
+                if (!mDecodedLength)
+                {
+                    // PLC is not support or failed
+                    // So substitute the silence
+                    size_t nr_of_samples = mCodec->frameTime() * mCodec->samplerate() / 1000 * sizeof(short);
+                    mDecodedLength = nr_of_samples * sizeof(short);
+                    memset(mDecodedFrame, 0, mDecodedLength);
+                }
+            }
         }
 
         if (mDecodedLength)