From ae2612e060e390773cc49955ddc422a889abd2f5 Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Tue, 6 Dec 2016 05:58:14 +1300
Subject: Request smaller photo chunk

---
 src/org/traccar/protocol/Pt502ProtocolDecoder.java | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/org/traccar/protocol/Pt502ProtocolDecoder.java b/src/org/traccar/protocol/Pt502ProtocolDecoder.java
index 2d3cb9101..f3d9e8380 100644
--- a/src/org/traccar/protocol/Pt502ProtocolDecoder.java
+++ b/src/org/traccar/protocol/Pt502ProtocolDecoder.java
@@ -29,6 +29,10 @@ import java.util.regex.Pattern;
 
 public class Pt502ProtocolDecoder extends BaseProtocolDecoder {
 
+    private static final int MAX_CHUNK_SIZE = 960;
+
+    private byte[] photo;
+
     public Pt502ProtocolDecoder(Pt502Protocol protocol) {
         super(protocol);
     }
@@ -92,7 +96,8 @@ public class Pt502ProtocolDecoder extends BaseProtocolDecoder {
         String type = parser.next();
 
         if (type.startsWith("PHO") && channel != null) {
-            channel.write("#PHD0," + type.substring(3) + "\r\n");
+            photo = new byte[Integer.parseInt(type.substring(3))];
+            channel.write("#PHD0," + Math.min(photo.length, MAX_CHUNK_SIZE) + "\r\n");
         }
 
         position.set(Position.KEY_ALARM, decodeAlarm(type));
-- 
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