private void MetadataPacketHandler(Packet pa)
{
MetadataPacket p = pa as MetadataPacket;
switch (p.SData[0])
{
case "admin_login":
if (p.SData[1] != "true")
{
FailureMessage = "You are not an admin.";
CurrentStep = ProgressStep.LoginFailed;
}
break;
case "server_name":
Server.Name = p.SData[1];
break;
}
}
public FLVFile(Stream stream)
{
sourceStream = stream;
Size = stream.Length;
DataStream ds = new DataStream(stream);
ds.BigEndian = true;
ds.Unsecure = true;
Header = new FLVHeader(ds);
while (stream.Position < stream.Length)
{
BasePacket packet = PacketFactory.ReadPacket(ds);
if (packet.PacketType == 0 && packet.PayloadSize == 0)
{
if (stream.Position < stream.Length)
{
Console.WriteLine("Zero data detected at {0}. Integrity is unrecoverable. Dropping the rest of stream ({1} bytes remains).", stream.Position, stream.Length - stream.Position);
}
break;
}
if (packet is MetadataPacket metadataPacket)
{
if (Metadata != null)
{
Console.WriteLine("Discarding duplicate metadata packet at: {0}", metadataPacket.Offset);
continue;
}
Metadata = metadataPacket;
}
Packets.Add(packet);
}
}
public void FixMetadata()
{
if (Metadata == null)
{
logger.Log("No metadata packet found. Creating new.");
Metadata = new MetadataPacket(FLVHeader.HEADER_SIZE);
Packets.Insert(0, Metadata);
}
// remove meaningless stuff
Metadata.Variables.Remove("metadatacreator");
Metadata.Variables.Remove("creationdate");
Metadata.Variables.Remove("metadatadate");
Metadata.Variables.Remove("datasize");
Metadata.Variables.Remove("videodatarate");
Metadata.Variables.Remove("audiodatarate");
// lil` improvement
Metadata.Variables["canSeekToEnd"] = true;
// latest frame
TimeSpan maxTimeStamp = Packets.Max(e => e.TimeStamp);
// update seeking fields
Metadata.Variables["duration"] = maxTimeStamp.TotalSeconds;
Metadata.Variables["lasttimestamp"] = maxTimeStamp.TotalSeconds;
// update last key frame, if possible
BasePacket lastKeyFrame = Packets.LastOrDefault(e => e.PacketType == PacketType.VideoPayload && ((VideoPacket)e).FrameType == VideoFrameType.KeyFrame);
if (lastKeyFrame != null)
{
Metadata.Variables["lastkeyframetimestamp"] = lastKeyFrame.TimeStamp.TotalSeconds;
}
logger.Log(" -- Video duration: {0} seconds", maxTimeStamp.TotalSeconds);
// first audio/video packets
VideoPacket videoPacket = (VideoPacket)Packets.First(e => e.PacketType == PacketType.VideoPayload);
AudioPacket audioPacket = (AudioPacket)Packets.FirstOrDefault(e => e.PacketType == PacketType.AudioPayload);
if (audioPacket == null)
{
Header.Flags &= ~FLVFlags.Audio;
Metadata.Variables.Remove("audiosamplerate");
Metadata.Variables.Remove("audiosamplesize");
Metadata.Variables.Remove("stereo");
Metadata.Variables.Remove("audiocodecid");
Metadata.Variables.Remove("audiodelay");
Metadata.Variables.Remove("audiosize");
logger.Log(" -- Audio: no");
}
else
{
// update audio data
Metadata.Variables["audiosamplerate"] = audioPacket.GetSampleRate();
Metadata.Variables["audiosamplesize"] = audioPacket.GetSoundSize();
Metadata.Variables["stereo"] = audioPacket.GetStereo();
Metadata.Variables["audiocodecid"] = audioPacket.GetSoundFormat();
Metadata.Variables["audiodelay"] = videoPacket.TimeStamp.TotalSeconds;
Metadata.Variables["audiosize"] = (double)AudioDataBytes;
logger.Log(
" -- Audio: {0} Hz {1} bits {2} Codec: {3} Delay {4} sec",
audioPacket.GetSampleRate(),
audioPacket.GetSoundSize(),
audioPacket.GetStereo() ? "stereo" : "mono",
audioPacket.SoundFormat,
videoPacket.TimeStamp.TotalSeconds
);
}
// update video data
Metadata.Variables["videosize"] = (double)VideoDataBytes;
Metadata.Variables["videocodecid"] = videoPacket.GetCodecId();
logger.Log(" -- Video codec: {0}", videoPacket.CodecId);
videoPacket = (VideoPacket)Packets.FirstOrDefault(e => e.PacketType == PacketType.VideoPayload && ((VideoPacket)e).Width > 0 && ((VideoPacket)e).Height > 0);
if (videoPacket != null)
{
Metadata.Variables["width"] = (double)videoPacket.Width;
Metadata.Variables["height"] = (double)videoPacket.Height;
logger.Log(" -- Video dimensions: {0}x{1}", videoPacket.Width, videoPacket.Height);
}
}
void ph_Metadata(Packet pa)
{
MetadataPacket p = pa as MetadataPacket;
StringBuilder sb = new StringBuilder();
for (int i = 0; i < p.SData.Length; i++)
{
sb.AppendFormat("StringData {0}: {1}\r\n", i, p.SData[i]);
}
for (int i = 0; i < p.IData.Length; i++)
{
sb.AppendFormat("IntData {0}: {1}\r\n", i, p.IData[i]);
}
for (int i = 0; i < p.FData.Length; i++)
{
sb.AppendFormat("FloatData {0}: {1}\r\n", i, p.FData[i]);
}
Debug.Assert(sb.ToString());
if (p.SData[0] == "shutdown")
{
Server.Shutdown = true;
if (SplashScreen.GetScreen() != null)
{
SplashScreen.UpdateStatusTextWithStatus(p.SData[1], TypeOfMessage.Error);
SplashScreen.GetScreen().Progress.StartColor = Color.FromArgb(210, 202, 0);
SplashScreen.GetScreen().Progress.EndColor = Color.FromArgb(210, 202, 0);
}
else
{
MessageBox.Show(p.SData[1], "Server Shutdown");
}
MinecraftModUpdater.Logger.Log(Logger.Level.Error, "Server Shutdown. Reason: " + p.SData[1]);
}
else if (p.SData[0] == "server_name")
{
Server.Name = p.SData[1];
Server.FontSize = p.FData[0];
Properties.Settings.Default.MinecraftPath = Environment.CurrentDirectory + "/Minecraft/" + ServerFolder;
MinecraftModUpdater.Logger.Log(Logger.Level.Info, string.Format("Minecraft path set to: {0}", Properties.Settings.Default.MinecraftPath));
}
else if (p.SData[0] == "splash_display")
{
SplashScreen.UpdateStatusText(p.SData[1]);
}
else if (p.SData[0] == "require_version")
{
warnDisconnect = false;
SplashScreen.UpdateStatusTextWithStatus("This server requires API version " + p.SData[1] + " for you to connect.", TypeOfMessage.Error);
Thread.Sleep(3000);
SplashScreen.CloseSplashScreen();
Thread.Sleep(1000);
Program.RunOnUIThread(delegate
{
Close();
});
}
else if (p.SData[0] == "version_downgrade")
{
ClientVersion = p.SData[1];
}
}