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authorAnton Tananaev <anton.tananaev@gmail.com>2020-10-08 18:23:47 -0700
committerAnton Tananaev <anton.tananaev@gmail.com>2020-10-08 18:23:47 -0700
commit3c9db2f713de21292a1109004f141744b789a660 (patch)
treef34d5ddc2d406846fb9df80bfbb4d53504b1052f /src/main/java/org/traccar/protocol
parent8f8d013c9d871eba003bcf34cb62f9d48fb3ee20 (diff)
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Atrack camera support
Diffstat (limited to 'src/main/java/org/traccar/protocol')
-rw-r--r--src/main/java/org/traccar/protocol/AtrackFrameDecoder.java4
-rw-r--r--src/main/java/org/traccar/protocol/AtrackProtocolDecoder.java61
2 files changed, 50 insertions, 15 deletions
diff --git a/src/main/java/org/traccar/protocol/AtrackFrameDecoder.java b/src/main/java/org/traccar/protocol/AtrackFrameDecoder.java
index f071e2d97..8ed1fc8e8 100644
--- a/src/main/java/org/traccar/protocol/AtrackFrameDecoder.java
+++ b/src/main/java/org/traccar/protocol/AtrackFrameDecoder.java
@@ -1,5 +1,5 @@
/*
- * Copyright 2017 - 2018 Anton Tananaev (anton@traccar.org)
+ * Copyright 2017 - 2020 Anton Tananaev (anton@traccar.org)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -39,7 +39,7 @@ public class AtrackFrameDecoder extends BaseFrameDecoder {
return buf.readRetainedSlice(KEEPALIVE_LENGTH);
}
- } else if (buf.getUnsignedShort(buf.readerIndex()) == 0x4050 && buf.getByte(buf.readerIndex() + 2) != ',') {
+ } else if (buf.getUnsignedByte(buf.readerIndex()) == 0x40 && buf.getByte(buf.readerIndex() + 2) != ',') {
if (buf.readableBytes() > 6) {
int length = buf.getUnsignedShort(buf.readerIndex() + 4) + 4 + 2;
diff --git a/src/main/java/org/traccar/protocol/AtrackProtocolDecoder.java b/src/main/java/org/traccar/protocol/AtrackProtocolDecoder.java
index 428b69cd9..56c00c7c1 100644
--- a/src/main/java/org/traccar/protocol/AtrackProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/AtrackProtocolDecoder.java
@@ -1,5 +1,5 @@
/*
- * Copyright 2013 - 2019 Anton Tananaev (anton@traccar.org)
+ * Copyright 2013 - 2020 Anton Tananaev (anton@traccar.org)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -50,10 +50,12 @@ public class AtrackProtocolDecoder extends BaseProtocolDecoder {
private static final int MIN_DATA_LENGTH = 40;
private boolean longDate;
- private boolean decimalFuel;
+ private final boolean decimalFuel;
private boolean custom;
private String form;
+ private ByteBuf photo;
+
private final Map<Integer, String> alarmMap = new HashMap<>();
public AtrackProtocolDecoder(Protocol protocol) {
@@ -510,20 +512,34 @@ public class AtrackProtocolDecoder extends BaseProtocolDecoder {
return position;
}
- private List<Position> decodeBinary(Channel channel, SocketAddress remoteAddress, ByteBuf buf) {
+ private Position decodePhoto(DeviceSession deviceSession, ByteBuf buf, long id) {
- buf.skipBytes(2); // prefix
- buf.readUnsignedShort(); // checksum
- buf.readUnsignedShort(); // length
- int index = buf.readUnsignedShort();
+ long time = buf.readUnsignedInt();
+ int index = buf.readUnsignedByte();
+ int count = buf.readUnsignedByte();
- long id = buf.readLong();
- DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, String.valueOf(id));
- if (deviceSession == null) {
- return null;
+ if (photo == null) {
+ photo = Unpooled.buffer();
+ }
+ photo.writeBytes(buf.readSlice(buf.readUnsignedShort()));
+
+ if (index == count - 1) {
+ Position position = new Position(getProtocolName());
+ position.setDeviceId(deviceSession.getDeviceId());
+
+ getLastLocation(position, new Date(time * 1000));
+
+ position.set(Position.KEY_IMAGE, Context.getMediaManager().writeFile(String.valueOf(id), photo, "jpg"));
+ photo.release();
+ photo = null;
+
+ return position;
}
- sendResponse(channel, remoteAddress, id, index);
+ return null;
+ }
+
+ private List<Position> decodeBinary(DeviceSession deviceSession, ByteBuf buf) {
List<Position> positions = new LinkedList<>();
@@ -613,7 +629,26 @@ public class AtrackProtocolDecoder extends BaseProtocolDecoder {
} else if (buf.getByte(buf.readerIndex() + 2) == ',') {
return decodeText(channel, remoteAddress, buf.toString(StandardCharsets.US_ASCII).trim());
} else {
- return decodeBinary(channel, remoteAddress, buf);
+
+ String prefix = buf.readCharSequence(2, StandardCharsets.US_ASCII).toString();
+ buf.readUnsignedShort(); // checksum
+ buf.readUnsignedShort(); // length
+ int index = buf.readUnsignedShort();
+
+ long id = buf.readLong();
+ DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, String.valueOf(id));
+ if (deviceSession == null) {
+ return null;
+ }
+
+ sendResponse(channel, remoteAddress, id, index);
+
+ if (prefix.equals("@R")) {
+ return decodePhoto(deviceSession, buf, id);
+ } else {
+ return decodeBinary(deviceSession, buf);
+ }
+
}
}