private RtmpHeader ReadHeader()
{
int num1 = (int)this._reader.ReadByte();
AmfReader reader = this._reader;
int chunkStreamId = RtmpPacketReader.GetChunkStreamId((byte)num1, reader);
int num2 = 6;
ChunkMessageHeaderType messageHeaderType = (ChunkMessageHeaderType)(num1 >> num2);
RtmpHeader rtmpHeader1 = new RtmpHeader();
rtmpHeader1.StreamId = chunkStreamId;
int num3 = (uint)messageHeaderType > 0U ? 1 : 0;
rtmpHeader1.IsTimerRelative = num3 != 0;
RtmpHeader rtmpHeader2 = rtmpHeader1;
RtmpHeader rtmpHeader3;
if (!this._rtmpHeaders.TryGetValue(chunkStreamId, out rtmpHeader3) && messageHeaderType != ChunkMessageHeaderType.New)
{
rtmpHeader3 = rtmpHeader2.Clone();
}
switch (messageHeaderType)
{
case ChunkMessageHeaderType.New:
rtmpHeader2.Timestamp = this._reader.ReadUInt24();
rtmpHeader2.PacketLength = this._reader.ReadUInt24();
rtmpHeader2.MessageType = (MessageType)this._reader.ReadByte();
rtmpHeader2.MessageStreamId = this._reader.ReadReverseInt();
break;
case ChunkMessageHeaderType.SameSource:
rtmpHeader2.Timestamp = this._reader.ReadUInt24();
rtmpHeader2.PacketLength = this._reader.ReadUInt24();
rtmpHeader2.MessageType = (MessageType)this._reader.ReadByte();
rtmpHeader2.MessageStreamId = rtmpHeader3.MessageStreamId;
break;
case ChunkMessageHeaderType.TimestampAdjustment:
rtmpHeader2.Timestamp = this._reader.ReadUInt24();
rtmpHeader2.PacketLength = rtmpHeader3.PacketLength;
rtmpHeader2.MessageType = rtmpHeader3.MessageType;
rtmpHeader2.MessageStreamId = rtmpHeader3.MessageStreamId;
break;
case ChunkMessageHeaderType.Continuation:
rtmpHeader2.Timestamp = rtmpHeader3.Timestamp;
rtmpHeader2.PacketLength = rtmpHeader3.PacketLength;
rtmpHeader2.MessageType = rtmpHeader3.MessageType;
rtmpHeader2.MessageStreamId = rtmpHeader3.MessageStreamId;
rtmpHeader2.IsTimerRelative = rtmpHeader3.IsTimerRelative;
break;
default:
throw new SerializationException("Unexpected header type: " + (object)(int)messageHeaderType);
}
if (rtmpHeader2.Timestamp == 16777215)
{
rtmpHeader2.Timestamp = this._reader.ReadInt32();
}
return(rtmpHeader2);
}
RtmpHeader ReadHeader()
{
// first byte of the chunk basic header
var chunkBasicHeaderByte = reader.ReadByte();
var chunkStreamId = GetChunkStreamId(chunkBasicHeaderByte, reader);
var chunkMessageHeaderType = (ChunkMessageHeaderType)(chunkBasicHeaderByte >> 6);
var header = new RtmpHeader()
{
StreamId = chunkStreamId,
IsTimerRelative = chunkMessageHeaderType != ChunkMessageHeaderType.New
};
RtmpHeader previousHeader;
// don't need to clone if new header, as it contains all info
if (!rtmpHeaders.TryGetValue(chunkStreamId, out previousHeader) && chunkMessageHeaderType != ChunkMessageHeaderType.New)
{
previousHeader = header.Clone();
}
switch (chunkMessageHeaderType)
{
// 11 bytes
case ChunkMessageHeaderType.New:
header.Timestamp = reader.ReadUInt24();
header.PacketLength = reader.ReadUInt24();
header.MessageType = (MessageType)reader.ReadByte();
header.MessageStreamId = reader.ReadReverseInt();
break;
// 7 bytes
case ChunkMessageHeaderType.SameSource:
header.Timestamp = reader.ReadUInt24();
header.PacketLength = reader.ReadUInt24();
header.MessageType = (MessageType)reader.ReadByte();
header.MessageStreamId = previousHeader.MessageStreamId;
break;
// 3 bytes
case ChunkMessageHeaderType.TimestampAdjustment:
header.Timestamp = reader.ReadUInt24();
header.PacketLength = previousHeader.PacketLength;
header.MessageType = previousHeader.MessageType;
header.MessageStreamId = previousHeader.MessageStreamId;
break;
// 0 bytes
case ChunkMessageHeaderType.Continuation:
header.Timestamp = previousHeader.Timestamp;
header.PacketLength = previousHeader.PacketLength;
header.MessageType = previousHeader.MessageType;
header.MessageStreamId = previousHeader.MessageStreamId;
header.IsTimerRelative = previousHeader.IsTimerRelative;
break;
default:
throw new SerializationException("Unexpected header type: " + (int)chunkMessageHeaderType);
}
// extended timestamp
if (header.Timestamp == 0xFFFFFF)
{
header.Timestamp = reader.ReadInt32();
}
return(header);
}
RtmpHeader ReadHeader()
{
// first byte of the chunk basic header
var chunkBasicHeaderByte = reader.ReadByte();
var chunkStreamId = GetChunkStreamId(chunkBasicHeaderByte, reader);
var chunkMessageHeaderType = (ChunkMessageHeaderType)(chunkBasicHeaderByte >> 6);
var header = new RtmpHeader()
{
StreamId = chunkStreamId,
IsTimerRelative = chunkMessageHeaderType != ChunkMessageHeaderType.New
};
RtmpHeader previousHeader;
// don't need to clone if new header, as it contains all info
if (!rtmpHeaders.TryGetValue(chunkStreamId, out previousHeader) && chunkMessageHeaderType != ChunkMessageHeaderType.New)
previousHeader = header.Clone();
switch (chunkMessageHeaderType)
{
// 11 bytes
case ChunkMessageHeaderType.New:
header.Timestamp = reader.ReadUInt24();
header.PacketLength = reader.ReadUInt24();
header.MessageType = (MessageType)reader.ReadByte();
header.MessageStreamId = reader.ReadReverseInt();
break;
// 7 bytes
case ChunkMessageHeaderType.SameSource:
header.Timestamp = reader.ReadUInt24();
header.PacketLength = reader.ReadUInt24();
header.MessageType = (MessageType)reader.ReadByte();
header.MessageStreamId = previousHeader.MessageStreamId;
break;
// 3 bytes
case ChunkMessageHeaderType.TimestampAdjustment:
header.Timestamp = reader.ReadUInt24();
header.PacketLength = previousHeader.PacketLength;
header.MessageType = previousHeader.MessageType;
header.MessageStreamId = previousHeader.MessageStreamId;
break;
// 0 bytes
case ChunkMessageHeaderType.Continuation:
header.Timestamp = previousHeader.Timestamp;
header.PacketLength = previousHeader.PacketLength;
header.MessageType = previousHeader.MessageType;
header.MessageStreamId = previousHeader.MessageStreamId;
header.IsTimerRelative = previousHeader.IsTimerRelative;
break;
default:
throw new SerializationException("Unexpected header type: " + (int)chunkMessageHeaderType);
}
// extended timestamp
if (header.Timestamp == 0xFFFFFF)
header.Timestamp = reader.ReadInt32();
return header;
}
RtmpHeader ReadHeader()
{
if (reader.underlying.BaseStream is NetworkStream)
{
var orig_stream = (NetworkStream)reader.underlying.BaseStream;
if (!orig_stream.DataAvailable)
{
return(null);
}
}
if (reader.underlying.BaseStream is SslStream)
{
var orig_stream = (SslStream)reader.underlying.BaseStream;
throw new NotImplementedException();
}
if (reader.underlying.BaseStream is WebsocketStream)
{
return(null);
//var orig_stream = (WebsocketStream)reader.underlying.BaseStream;
//if (!orig_stream.DataAvailable)
//{
// return null;
//}
}
// first byte of the chunk basic header
var chunkBasicHeaderByte = reader.ReadByte();
var chunkStreamId = GetChunkStreamId(chunkBasicHeaderByte, reader);
var chunkMessageHeaderType = (ChunkMessageHeaderType)(chunkBasicHeaderByte >> 6);
var header = new RtmpHeader()
{
StreamId = chunkStreamId,
IsTimerRelative = chunkMessageHeaderType != ChunkMessageHeaderType.New
};
RtmpHeader previousHeader;
// don't need to clone if new header, as it contains all info
if (!rtmpHeaders.TryGetValue(chunkStreamId, out previousHeader) && chunkMessageHeaderType != ChunkMessageHeaderType.New)
{
previousHeader = header.Clone();
}
switch (chunkMessageHeaderType)
{
// 11 bytes
case ChunkMessageHeaderType.New:
header.Timestamp = reader.ReadUInt24();
header.PacketLength = reader.ReadUInt24();
header.MessageType = (MessageType)reader.ReadByte();
header.MessageStreamId = reader.ReadReverseInt();
break;
// 7 bytes
case ChunkMessageHeaderType.SameSource:
header.Timestamp = reader.ReadUInt24();
header.PacketLength = reader.ReadUInt24();
header.MessageType = (MessageType)reader.ReadByte();
header.MessageStreamId = previousHeader.MessageStreamId;
break;
// 3 bytes
case ChunkMessageHeaderType.TimestampAdjustment:
header.Timestamp = reader.ReadUInt24();
header.PacketLength = previousHeader.PacketLength;
header.MessageType = previousHeader.MessageType;
header.MessageStreamId = previousHeader.MessageStreamId;
break;
// 0 bytes
case ChunkMessageHeaderType.Continuation:
header.Timestamp = previousHeader.Timestamp;
header.PacketLength = previousHeader.PacketLength;
header.MessageType = previousHeader.MessageType;
header.MessageStreamId = previousHeader.MessageStreamId;
header.IsTimerRelative = previousHeader.IsTimerRelative;
break;
default:
throw new SerializationException("Unexpected header type: " + (int)chunkMessageHeaderType);
}
// extended timestamp
if (header.Timestamp == 0xFFFFFF)
{
header.Timestamp = reader.ReadInt32();
}
return(header);
}
