private void SetupAudioStream(AudioStreamSettings settings)
{
logger.Debug("StartAudioStream(...)");
if (audioStreamer != null)
{
audioStreamer.StateChanged -= AudioStreamer_StateChanged;
}
try
{
audioStreamer = new AudioStreamer(audioSource);
audioStreamer.Setup(audioSettings.EncodingParams, audioSettings.NetworkParams);
audioStreamer.StateChanged += AudioStreamer_StateChanged;
}
catch (Exception ex)
{
logger.Error(ex);
if (audioStreamer != null)
{
audioStreamer.Close();
audioStreamer.StateChanged -= AudioStreamer_StateChanged;
audioStreamer = null;
}
throw;
}
}
private void SetAudioChannelInfo(AudioStreamSettings settings)
{
AudioChannelInfo audioInfo = new AudioChannelInfo
{
Id = settings.SessionId,
AudioEncoder = settings.EncodingParams.Encoder,
SampleRate = settings.EncodingParams.SampleRate,
Channels = settings.EncodingParams.Channels,
};
var address = settings.NetworkParams.RemoteAddr;
var port = settings.NetworkParams.RemotePort;
var _transportMode = settings.NetworkParams.TransportMode;
if (_transportMode == TransportMode.Tcp)
{
address = settings.NetworkParams.LocalAddr;
port = settings.NetworkParams.LocalPort;
}
ScreencastChannelInfo audioChannelInfo = new ScreencastChannelInfo
{
Address = address,
Port = port,
IsMulticast = isMulticastMode,
Transport = _transportMode,
MediaInfo = audioInfo,
SSRC = settings.NetworkParams.SSRC,
};
ScreencastChannelsInfos.Add(audioChannelInfo);
}
private void InitMediaSettings()
{
screenCaptureDeviceDescr = new ScreenCaptureDevice
{
Resolution = new Size(1920, 1080),
CaptureMouse = true,
AspectRatio = true,
CaptureType = VideoCaptureType.DXGIDeskDupl,
UseHardware = true,
Fps = 30,
};
videoEncoderSettings = new VideoEncoderSettings
{
Resolution = new Size(1920, 1080),
Encoder = VideoEncoderMode.H264,
Profile = H264Profile.Main,
BitrateMode = BitrateControlMode.CBR,
Bitrate = 2500,
MaxBitrate = 5000,
FrameRate = 30,
LowLatency = true,
};
videoSettings = new VideoStreamSettings
{
Enabled = true,
SessionId = "video_" + Guid.NewGuid().ToString(),
NetworkParams = new NetworkSettings(),
CaptureDescription = null,
EncodingParams = videoEncoderSettings,
};
audioEncoderSettings = new AudioEncoderSettings
{
SampleRate = 8000,
Channels = 1,
Encoding = "PCMU",
};
audioSettings = new AudioStreamSettings
{
Enabled = true,
SessionId = "audio_" + Guid.NewGuid().ToString(),
NetworkParams = new NetworkSettings(),
CaptureParams = new AudioCaptureSettings(),
EncodingParams = audioEncoderSettings,
};
}
public void Setup(AudioStreamSettings audioSettings)
{
this.AudioSettings = audioSettings;
var captureDevice = AudioSettings.CaptureDevice;
textBoxDevice.Text = captureDevice.Name;
this.captFormatTextBox.Text = captureDevice.Description;
//this.addressTextBox.Text = AudioSettings.Address;
//this.portNumeric.Value = AudioSettings.Port;
//this.transportComboBox.SelectedItem = AudioSettings.TransportMode;
var encoder = AudioSettings.EncoderSettings;
this.sampleRateNumeric.Value = encoder.SampleRate;
this.channelsNumeric.Value = encoder.Channels;
}
private void SetupAudioSource(AudioStreamSettings settings)
{
logger.Debug("SetupAudioSource(...)");
try
{
audioSource = new AudioSource();
var deviceId = settings.CaptureParams.DeviceId;
var eventSyncMode = true;
var audioBufferMilliseconds = 50;
var exclusiveMode = false;
audioSource.Setup(deviceId, eventSyncMode, audioBufferMilliseconds, exclusiveMode);
}
catch (Exception ex)
{
logger.Error(ex);
if (audioSource != null)
{
audioSource.Close();
audioSource = null;
}
throw;
}
}
