public virtual int init(int bytesPerFrame, int channels, int outputChannels, int codingMode)
{
ChannelUnit.init();
ctx = new Context();
ctx.outputChannels = outputChannels;
ctx.dsp = new Atrac3plusDsp();
for (int i = 0; i < ctx.numChannelBlocks; i++)
{
ctx.channelUnits[i] = new ChannelUnit();
ctx.channelUnits[i].Dsp = ctx.dsp;
}
// initialize IPQF
ctx.ipqfDctCtx = new FFT();
ctx.ipqfDctCtx.mdctInit(5, true, 31.0 / 32768.9);
ctx.mdctCtx = new FFT();
ctx.dsp.initImdct(ctx.mdctCtx);
Atrac3plusDsp.initWaveSynth();
ctx.gaincCtx = new Atrac();
ctx.gaincCtx.initGainCompensation(6, 2);
return(0);
}
public void OnNext(MqttApplicationMessage value)
{
var m = _ClientTopic.Match(value.Topic);
if (m.Success)
{
var cli = m.Captures[0].Value;
bool online = false;
if (value.Payload != null && value.Payload.Length > 0)
{
online = value.Payload[0] > 0;
}
_logger.LogInformation("presence: {0} online? {1}", cli, online);
}
else
{
m = _TempTopic.Match(value.Topic);
if (m.Success)
{
var name = m.Captures[0].Value;
if (value.Payload == null || value.Payload.Length < 1)
{
return;
}
ChannelValueType type = (ChannelValueType)value.Payload[0];
ChannelUnit units = (ChannelUnit)value.Payload[1];
decimal d = decimal.Zero;
switch (type)
{
case ChannelValueType.t_float:
{
float f = BitConverter.ToSingle(value.Payload, 2);
d = Convert.ToDecimal(f);
break;
}
case ChannelValueType.t_int:
{
int i = BitConverter.ToInt32(value.Payload, 2);
d = Convert.ToDecimal(i);
break;
}
}
_pub.publish(name, d, units);
_logger.LogInformation("{0} - {1} {2} {3}", value.Topic, name, units, d);
}
}
}
public void PublicChat(int player_id, string content)
{
if (!this.player_id_to_unit_no.ContainsKey(player_id))
{
return;
}
int unit_no = this.player_id_to_unit_no[player_id];
ChannelUnit channel_unit = this.GetChannelUnit(unit_no);
if (channel_unit == null)
{
return;
}
channel_unit.AddChatContent(player_id, content);
}
/// <summary>
/// publish values to the webservice
/// </summary>
/// <param name="channel"></param>
/// <param name="value"></param>
/// <param name="unit"></param>
public async void publish(string channel, decimal value, ChannelUnit unit)
{
var payload = Newtonsoft.Json.JsonConvert.SerializeObject(new { channel = channel, value = value, units = unit.ToString() });
var client = new HttpClient();
client.Timeout = TimeSpan.FromSeconds(10.0);
var url = _config.publish.uri;
/* @TODO lookup channel url if it's configured */
var t = await client.PutAsync(url, new StringContent(payload, Encoding.UTF8));
if (!t.IsSuccessStatusCode)
{
_logger.LogError("Error putting value: {0} => {1}", _config.publish.url, payload);
}
}
public void Leave(int player_id)
{
if (!this.player_id_to_unit_no.ContainsKey(player_id))
{
return;
}
int unit_no = this.player_id_to_unit_no[player_id];
this.player_id_to_unit_no.Remove(player_id);
ChannelUnit channel_unit = this.GetChannelUnit(unit_no);
if (channel_unit == null)
{
return;
}
channel_unit.Leave(player_id);
}
public void Enter(int player_id, int unit_no)
{
if (this.player_id_to_unit_no.ContainsKey(player_id))
{
//不需要重复进入
if (this.player_id_to_unit_no[player_id] == unit_no)
{
return;
}
}
ChannelUnit channel_unit = this.GetChannelUnit(unit_no);
if (channel_unit == null)
{
return;
}
this.Leave(player_id);
channel_unit.Enter(player_id);
this.player_id_to_unit_no[player_id] = unit_no;
}
