public override void Write(DemuxPacket packet)
{
// Dummy bytes: AF FE ;-)
_fileStream.Write(new byte[] { 0xAF, 0xFE }, 0, 2);
// Packet size
var bytes = BitConverter.GetBytes(packet.Size);
_fileStream.Write(bytes, 0, bytes.Length);
// Packet data
bytes = new byte[packet.Size];
Marshal.Copy(packet.Data, bytes, 0, bytes.Length);
_fileStream.Write(bytes, 0, bytes.Length);
bytes = BitConverter.GetBytes(packet.StreamId);
_fileStream.Write(bytes, 0, bytes.Length);
bytes = BitConverter.GetBytes(packet.DemuxerId);
_fileStream.Write(bytes, 0, bytes.Length);
bytes = BitConverter.GetBytes(packet.DispTime);
_fileStream.Write(bytes, 0, bytes.Length);
bytes = BitConverter.GetBytes(packet.Dts);
_fileStream.Write(bytes, 0, bytes.Length);
bytes = BitConverter.GetBytes(packet.Pts);
_fileStream.Write(bytes, 0, bytes.Length);
bytes = BitConverter.GetBytes(packet.Duration);
_fileStream.Write(bytes, 0, bytes.Length);
bytes = BitConverter.GetBytes(packet.GroupId);
_fileStream.Write(bytes, 0, bytes.Length);
}
public override DemuxPacketWrapper Read()
{
DemuxPacketWrapper EOS = new DemuxPacketWrapper(new DemuxPacket { StreamId = 0 }, IntPtr.Zero);
byte[] bytes = new byte[1000000];
if (_fileStream.Read(bytes, 0, 2) != 2) // 0xAF, 0xFE
return EOS;
if (bytes[0] != 0xAF || bytes[1] != 0xFE)
throw new InvalidDataException("No valid header bytes found!");
// Packet size
if (_fileStream.Read(bytes, 0, sizeof(int)) != sizeof(int))
return EOS; // int Size
int size = BitConverter.ToInt32(bytes, 0);
// noPadding = true, because padding was originally applied from source filter, avoid doing it again
var packet = new DemuxPacket { Data = Marshal.AllocCoTaskMem(size) };
// Packet data
if (_fileStream.Read(bytes, 0, size) != size)
return EOS;
Marshal.Copy(bytes, 0, packet.Data, size);
if (_fileStream.Read(bytes, 0, sizeof(int)) != sizeof(int))
return EOS;
packet.StreamId = BitConverter.ToInt32(bytes, 0);
if (_fileStream.Read(bytes, 0, sizeof(long)) != sizeof(long))
return EOS;
packet.DemuxerId = BitConverter.ToInt32(bytes, 0);
if (_fileStream.Read(bytes, 0, sizeof(int)) != sizeof(int))
return EOS;
packet.DispTime = BitConverter.ToInt32(bytes, 0);
if (_fileStream.Read(bytes, 0, sizeof(double)) != sizeof(double))
return EOS;
packet.Dts = BitConverter.ToDouble(bytes, 0);
if (_fileStream.Read(bytes, 0, sizeof(double)) != sizeof(double))
return EOS;
packet.Pts = BitConverter.ToDouble(bytes, 0);
if (_fileStream.Read(bytes, 0, sizeof(double)) != sizeof(double))
return EOS;
packet.Duration = BitConverter.ToDouble(bytes, 0);
if (_fileStream.Read(bytes, 0, sizeof(int)) != sizeof(int))
return EOS;
packet.GroupId = BitConverter.ToInt32(bytes, 0);
return new DemuxPacketWrapper(packet, IntPtr.Zero);
}
public DemuxPacketData(DemuxPacket demuxPacket, bool isVideo)
{
byte[] buffer = new byte[demuxPacket.Size];
Marshal.Copy(demuxPacket.Data, buffer, 0, buffer.Length);
Buffer = buffer;
Size = buffer.Length;
if (isVideo)
{
// Set video timestamps
Start = demuxPacket.Dts.ToDS();
Stop = demuxPacket.Duration.ToDS();
}
}
public override void Write(DemuxPacket packet)
{
// Dummy bytes: AF FE ;-)
_fileStream.Write(new byte[] { 0xAF, 0xFE }, 0, 2);
// Packet size
var bytes = BitConverter.GetBytes(packet.Size);
_fileStream.Write(bytes, 0, bytes.Length);
// Packet data
bytes = new byte[packet.Size];
Marshal.Copy(packet.Data, bytes, 0, bytes.Length);
_fileStream.Write(bytes, 0, bytes.Length);
bytes = BitConverter.GetBytes(packet.StreamId);
_fileStream.Write(bytes, 0, bytes.Length);
bytes = BitConverter.GetBytes(packet.DemuxerId);
_fileStream.Write(bytes, 0, bytes.Length);
bytes = BitConverter.GetBytes(packet.DispTime);
_fileStream.Write(bytes, 0, bytes.Length);
bytes = BitConverter.GetBytes(packet.Dts);
_fileStream.Write(bytes, 0, bytes.Length);
bytes = BitConverter.GetBytes(packet.Pts);
_fileStream.Write(bytes, 0, bytes.Length);
bytes = BitConverter.GetBytes(packet.Duration);
_fileStream.Write(bytes, 0, bytes.Length);
bytes = BitConverter.GetBytes(packet.GroupId);
_fileStream.Write(bytes, 0, bytes.Length);
}
public override void Write(DemuxPacket packet)
{
throw new NotImplementedException();
}
public DemuxPacketWrapper(DemuxPacket packet, IntPtr ptr)
{
DemuxPacket = packet;
NativePtr = ptr;
IsEOS = packet.StreamId == 0;
}
public DemuxPacketWrapper(DemuxPacket packet, IntPtr ptr)
{
DemuxPacket = packet;
NativePtr = ptr;
IsEOS = packet.StreamId == 0;
}
public override DemuxPacketWrapper Read()
{
DemuxPacketWrapper EOS = new DemuxPacketWrapper(new DemuxPacket {
StreamId = 0
}, IntPtr.Zero);
byte[] bytes = new byte[1000000];
if (_fileStream.Read(bytes, 0, 2) != 2) // 0xAF, 0xFE
{
return(EOS);
}
if (bytes[0] != 0xAF || bytes[1] != 0xFE)
{
throw new InvalidDataException("No valid header bytes found!");
}
// Packet size
if (_fileStream.Read(bytes, 0, sizeof(int)) != sizeof(int))
{
return(EOS); // int Size
}
int size = BitConverter.ToInt32(bytes, 0);
// noPadding = true, because padding was originally applied from source filter, avoid doing it again
var packet = new DemuxPacket {
Data = Marshal.AllocCoTaskMem(size)
};
// Packet data
if (_fileStream.Read(bytes, 0, size) != size)
{
return(EOS);
}
Marshal.Copy(bytes, 0, packet.Data, size);
if (_fileStream.Read(bytes, 0, sizeof(int)) != sizeof(int))
{
return(EOS);
}
packet.StreamId = BitConverter.ToInt32(bytes, 0);
if (_fileStream.Read(bytes, 0, sizeof(long)) != sizeof(long))
{
return(EOS);
}
packet.DemuxerId = BitConverter.ToInt32(bytes, 0);
if (_fileStream.Read(bytes, 0, sizeof(int)) != sizeof(int))
{
return(EOS);
}
packet.DispTime = BitConverter.ToInt32(bytes, 0);
if (_fileStream.Read(bytes, 0, sizeof(double)) != sizeof(double))
{
return(EOS);
}
packet.Dts = BitConverter.ToDouble(bytes, 0);
if (_fileStream.Read(bytes, 0, sizeof(double)) != sizeof(double))
{
return(EOS);
}
packet.Pts = BitConverter.ToDouble(bytes, 0);
if (_fileStream.Read(bytes, 0, sizeof(double)) != sizeof(double))
{
return(EOS);
}
packet.Duration = BitConverter.ToDouble(bytes, 0);
if (_fileStream.Read(bytes, 0, sizeof(int)) != sizeof(int))
{
return(EOS);
}
packet.GroupId = BitConverter.ToInt32(bytes, 0);
return(new DemuxPacketWrapper(packet, IntPtr.Zero));
}
public abstract void Write(DemuxPacket packet);
public abstract void Write(DemuxPacket packet);
