public void Label3Test2()
{
JT1078Label3 label3 = new JT1078Label3(JT1078DataType.视频B帧, JT1078SubPackageType.分包处理时的最后一个包);
Assert.Equal(34, label3.ToByte());
Assert.Equal(JT1078DataType.视频B帧, label3.DataType);
Assert.Equal(JT1078SubPackageType.分包处理时的最后一个包, label3.SubpackageType);
}
public void Test1()
{
var reader = new ReadOnlySequence <byte>("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".ToHexBytes());
SequenceReader <byte> seqReader = new SequenceReader <byte>(reader);
long totalConsumed = 0;
List <byte[]> packages = new List <byte[]>();
while (!seqReader.End)
{
var header = seqReader.Sequence.Slice(seqReader.Consumed, 4);
var headerValue = BinaryPrimitives.ReadUInt32BigEndian(header.FirstSpan);
Assert.Equal(JT1078Package.FH, headerValue);
if (JT1078Package.FH == headerValue)
{
//sim
var sim = ReadBCD(seqReader.Sequence.Slice(seqReader.Consumed + 8, 6).FirstSpan, 12);
Assert.Equal("1901305037", sim);
//根据数据类型处理对应的数据长度
seqReader.Advance(15);
if (seqReader.TryRead(out byte dataType))
{
JT1078Label3 label3 = new JT1078Label3(dataType);
Assert.Equal(JT1078DataType.视频I帧, label3.DataType);
int bodyLength = 0;
//透传的时候没有该字段
if (label3.DataType != JT1078DataType.透传数据)
{
//时间戳
bodyLength += 8;
}
//非视频帧时没有该字段
if (label3.DataType == JT1078DataType.视频I帧 ||
label3.DataType == JT1078DataType.视频P帧 ||
label3.DataType == JT1078DataType.视频B帧)
{
//上一个关键帧 + 上一帧 = 2 + 2
bodyLength += 4;
}
seqReader.Advance(bodyLength);
var bodyLengthFirstSpan = seqReader.Sequence.Slice(seqReader.Consumed, 2).FirstSpan;
//数据体长度
seqReader.Advance(2);
bodyLength = BinaryPrimitives.ReadUInt16BigEndian(bodyLengthFirstSpan);
Assert.Equal(950, bodyLength);
//数据体
seqReader.Advance(bodyLength);
var package = seqReader.Sequence.Slice(totalConsumed, seqReader.Consumed - totalConsumed).ToArray();
packages.Add(package);
totalConsumed += (seqReader.Consumed - totalConsumed);
if (seqReader.End)
{
break;
}
}
}
}
Assert.Single(packages);
}
public void Test2()
{
var data1 = "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".ToHexBytes();
var data2 = "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".ToHexBytes();
var reader = new ReadOnlySequence <byte>(data1.Concat(data2).ToArray());
SequenceReader <byte> seqReader = new SequenceReader <byte>(reader);
long totalConsumed = 0;
List <byte[]> packages = new List <byte[]>();
while (!seqReader.End)
{
var header = seqReader.Sequence.Slice(seqReader.Consumed, 4);
var headerValue = BinaryPrimitives.ReadUInt32BigEndian(header.FirstSpan);
Assert.Equal(JT1078Package.FH, headerValue);
if (JT1078Package.FH == headerValue)
{
//根据数据类型处理对应的数据长度
seqReader.Advance(15);
if (seqReader.TryRead(out byte dataType))
{
JT1078Label3 label3 = new JT1078Label3(dataType);
int bodyLength = 0;
//透传的时候没有该字段
if (label3.DataType != JT1078DataType.透传数据)
{
//时间戳
bodyLength += 8;
}
//非视频帧时没有该字段
if (label3.DataType == JT1078DataType.视频I帧 ||
label3.DataType == JT1078DataType.视频P帧 ||
label3.DataType == JT1078DataType.视频B帧)
{
//上一个关键帧 + 上一帧 = 2 + 2
bodyLength += 4;
}
seqReader.Advance(bodyLength);
var bodyLengthFirstSpan = seqReader.Sequence.Slice(seqReader.Consumed, 2).FirstSpan;
//数据体长度
seqReader.Advance(2);
bodyLength = BinaryPrimitives.ReadUInt16BigEndian(bodyLengthFirstSpan);
//数据体
seqReader.Advance(bodyLength);
var package = seqReader.Sequence.Slice(totalConsumed, seqReader.Consumed - totalConsumed).ToArray();
packages.Add(package);
totalConsumed += (seqReader.Consumed - totalConsumed);
if (seqReader.End)
{
break;
}
}
}
}
Assert.Equal(2, packages.Count);
}
int GetRealDataBodyLength(byte dataType)
{
JT1078Label3 label3 = new JT1078Label3(dataType);
int bodyLength = 0;
//透传的时候没有该字段
if (label3.DataType != JT1078DataType.透传数据)
{
//时间戳
bodyLength += 8;
}
//非视频帧时没有该字段
if (label3.DataType == JT1078DataType.视频I帧 ||
label3.DataType == JT1078DataType.视频P帧 ||
label3.DataType == JT1078DataType.视频B帧)
{
//上一个关键帧 + 上一帧 = 2 + 2
bodyLength += 4;
}
return(bodyLength);
}
public void Test3()
{
Assert.Throws <ArgumentException>(() =>
{
var data1 = "3031636481".ToHexBytes();
var reader = new ReadOnlySequence <byte>(data1);
SequenceReader <byte> seqReader = new SequenceReader <byte>(reader);
while (!seqReader.End)
{
if ((seqReader.Length - seqReader.Consumed) < 15)
{
throw new ArgumentException("not jt1078 package");
}
var header = seqReader.Sequence.Slice(seqReader.Consumed, 4);
var headerValue = BinaryPrimitives.ReadUInt32BigEndian(header.FirstSpan);
Assert.Equal(JT1078Package.FH, headerValue);
if (JT1078Package.FH == headerValue)
{
//根据数据类型处理对应的数据长度
seqReader.Advance(15);
if (seqReader.TryRead(out byte dataType))
{
JT1078Label3 label3 = new JT1078Label3(dataType);
if (seqReader.End)
{
break;
}
}
}
else
{
throw new ArgumentException("not jt1078 package");
}
}
});
}
private void ReaderBuffer(ref ReadOnlySequence <byte> buffer, JT1078TcpSession session, out SequencePosition consumed, out SequencePosition examined)
{
consumed = buffer.Start;
examined = buffer.End;
if (buffer.Length < 15)
{
throw new ArgumentException("not JT1078 package");
}
SequenceReader <byte> seqReader = new SequenceReader <byte>(buffer);
long totalConsumed = 0;
while (!seqReader.End)
{
if ((seqReader.Length - seqReader.Consumed) < 15)
{
throw new ArgumentException("not JT1078 package");
}
var header = seqReader.Sequence.Slice(seqReader.Consumed, 4);
var headerValue = BinaryPrimitives.ReadUInt32BigEndian(header.FirstSpan);
if (JT1078Package.FH == headerValue)
{
//sim
var sim = ReadBCD(seqReader.Sequence.Slice(seqReader.Consumed + 8, 6).FirstSpan, 12);
//根据数据类型处理对应的数据长度
seqReader.Advance(15);
if (seqReader.TryRead(out byte dataType))
{
JT1078Label3 label3 = new JT1078Label3(dataType);
int bodyLength = 0;
//透传的时候没有该字段
if (label3.DataType != JT1078DataType.透传数据)
{
//时间戳
bodyLength += 8;
}
//非视频帧时没有该字段
if (label3.DataType == JT1078DataType.视频I帧 ||
label3.DataType == JT1078DataType.视频P帧 ||
label3.DataType == JT1078DataType.视频B帧)
{
//上一个关键帧 + 上一帧 = 2 + 2
bodyLength += 4;
}
seqReader.Advance(bodyLength);
var bodyLengthFirstSpan = seqReader.Sequence.Slice(seqReader.Consumed, 2).FirstSpan;
//数据体长度
seqReader.Advance(2);
bodyLength = BinaryPrimitives.ReadUInt16BigEndian(bodyLengthFirstSpan);
//数据体
seqReader.Advance(bodyLength);
if (string.IsNullOrEmpty(sim))
{
sim = session.SessionID;
}
SessionManager.TryLink(sim, session);
var package = seqReader.Sequence.Slice(totalConsumed, seqReader.Consumed - totalConsumed);
try
{
if (jT1078UseType == JT1078UseType.Queue)
{
jT1078MsgProducer.ProduceAsync(sim, package.ToArray());
}
else
{
jT1078PackageProducer.ProduceAsync(sim, JT1078Serializer.Deserialize(package.FirstSpan));
}
}
catch (Exception ex)
{
Logger.LogError(ex, $"[Parse]:{package.ToArray().ToHexString()}");
}
totalConsumed += (seqReader.Consumed - totalConsumed);
if (seqReader.End)
{
break;
}
}
}
}
if (seqReader.Length == totalConsumed)
{
examined = consumed = buffer.End;
}
else
{
consumed = buffer.GetPosition(totalConsumed);
}
}