From 97820b504ae4ad385f2a5f0b8f4bf81fb433bf92 Mon Sep 17 00:00:00 2001
From: Ahmet Inan <xdsopl@gmail.com>
Date: Tue, 30 Apr 2024 22:40:50 +0200
Subject: [PATCH] cant shift more than what we have

---
 app/src/main/java/xdsopl/robot36/Decoder.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/src/main/java/xdsopl/robot36/Decoder.java b/app/src/main/java/xdsopl/robot36/Decoder.java
index 0143656..fd77f41 100644
--- a/app/src/main/java/xdsopl/robot36/Decoder.java
+++ b/app/src/main/java/xdsopl/robot36/Decoder.java
@@ -216,7 +216,7 @@ public class Decoder {
 	}
 
 	private void shiftSamples(int shift) {
-		if (shift <= 0)
+		if (shift <= 0 || shift > curSample)
 			return;
 		lastSyncPulseIndex -= shift;
 		adjustSyncPulses(last5msSyncPulses, shift);