internal void SendMetadata(string app, string path, IStreamConnect self, bool flvHeader = false)
{
ushort client_id;
StreamConnectState state;
IStreamConnect connect;
var uri = new Uri("http://127.0.0.1/" + path);
var key = new Tuple <string, string>(app, uri.AbsolutePath);
if (!clientRoute.TryGetValue(key, out client_id))
{
throw new KeyNotFoundException("Request Path Not Found");
}
if (!connects.TryGetValue(client_id, out state))
{
clientRoute.Remove(key);
throw new KeyNotFoundException("Request Client Not Exists");
}
connect = state.Connect;
if (connect.IsPublishing)
{
var flv_metadata = (Dictionary <string, object>)connect.FlvMetaData.MethodCall.Parameters[0];
var has_audio = flv_metadata.ContainsKey("audiocodecid");
var has_video = flv_metadata.ContainsKey("videocodecid");
if (flvHeader)
{
var header_buffer = Enumerable.Repeat <byte>(0x00, 13).ToArray <byte>();
header_buffer[0] = 0x46;
header_buffer[1] = 0x4C;
header_buffer[2] = 0x56;
header_buffer[3] = 0x01;
byte has_audio_flag = 0x01 << 2;
byte has_video_flag = 0x01;
byte type_flag = 0x00;
if (has_audio)
{
type_flag |= has_audio_flag;
}
if (has_video)
{
type_flag |= has_video_flag;
}
header_buffer[4] = type_flag;
var data_offset = BitConverter.GetBytes((uint)9);
header_buffer[5] = data_offset[3];
header_buffer[6] = data_offset[2];
header_buffer[7] = data_offset[1];
header_buffer[8] = data_offset[0];
self.SendRawData(header_buffer);
}
self.SendAmf0Data(connect.FlvMetaData);
if (has_audio)
{
self.SendAmf0Data(connect.AACConfigureRecord);
}
if (has_video)
{
self.SendAmf0Data(connect.AvCConfigureRecord);
}
}
}
/// <summary>
/// 将发布者的媒体的meta发给播放者
/// </summary>
/// <param name="liveChannel"></param>
/// <param name="path"></param>
/// <param name="self"></param>
/// <param name="flvHeader"></param>
internal void SendMetadataToPlayer(string liveChannel, string path, IStreamConnect self, bool flvHeader = false)
{
ushort publisherID;
IStreamConnect publisher;
ClientSession publisherState;
var uri = new Uri("http://127.0.0.1/" + path);
var key = new Tuple <string, string>(liveChannel, uri.AbsolutePath);
if (!_clientRouteTable.TryGetValue(key, out publisherID))
{
throw new KeyNotFoundException("请求地址不存在~");
}
if (!ClientSessions.TryGetValue(publisherID, out publisherState))
{
_clientRouteTable.Remove(key);
throw new KeyNotFoundException("请求客户端不存在~");
}
publisher = publisherState.Connect;
if (publisher.IsPublishing)
{
var flv_metadata = (Dictionary <string, object>)publisher.FlvMetaData.MethodCall.Parameters[0];
var has_audio = flv_metadata.ContainsKey("audiocodecid");
var has_video = flv_metadata.ContainsKey("videocodecid");
if (flvHeader)
{
var header_buffer = Enumerable.Repeat <byte>(0x00, 13).ToArray <byte>();
header_buffer[0] = 0x46;
header_buffer[1] = 0x4C;
header_buffer[2] = 0x56;
header_buffer[3] = 0x01;
byte has_audio_flag = 0x01 << 2;
byte has_video_flag = 0x01;
byte type_flag = 0x00;
if (has_audio)
{
type_flag |= has_audio_flag;
}
if (has_video)
{
type_flag |= has_video_flag;
}
header_buffer[4] = type_flag;
var data_offset = BitConverter.GetBytes((uint)9);
header_buffer[5] = data_offset[3];
header_buffer[6] = data_offset[2];
header_buffer[7] = data_offset[1];
header_buffer[8] = data_offset[0];
self.SendRawData(header_buffer);
}
self.SendAmf0Data(publisher.FlvMetaData);
if (has_audio)
{
self.SendAmf0Data(publisher.AACConfigureRecord);
}
if (has_video)
{
self.SendAmf0Data(publisher.AvCConfigureRecord);
}
}
}