/// <summary>
/// This is setting the media used for this call.
/// </summary>
public void Configure()
{
//STEP2: configure media devices
MediaConfig mediaConfig = new MediaConfig();
if (_Sender)
{
//sender is sending audio and video
mediaConfig.Audio = true;
mediaConfig.Video = true;
//We ask for 320x240 (should work fine
//even on the weakest systems)
//note that not all devices can actually
//deliver the resolution we ask for
mediaConfig.IdealWidth = 320;
mediaConfig.IdealHeight = 240;
}
else
{
//set to false to avoid
//echo & multiple calls trying to access the same camera
mediaConfig.Audio = false;
mediaConfig.Video = false;
}
mCall.Configure(mediaConfig);
mState = SimpleCallState.Config;
Log("Configure media devices");
}
private void Call_CallEvent(object sender, CallEventArgs args)
{
if (args.Type == CallEventType.ConfigurationComplete)
{
//STEP3: configuration completed -> try calling
Call();
}
else if (args.Type == CallEventType.ConfigurationFailed)
{
Error("Accessing audio / video failed");
}
else if (args.Type == CallEventType.ConnectionFailed)
{
Error("ConnectionFailed");
}
else if (args.Type == CallEventType.ListeningFailed)
{
Error("ListeningFailed");
}
else if (args.Type == CallEventType.CallAccepted)
{
//STEP5: We are connected
mState = SimpleCallState.InCall;
Log("Connection established");
}
else if (args.Type == CallEventType.CallEnded)
{
mState = SimpleCallState.Ended;
Log("Call ended.");
}
else if (args.Type == CallEventType.FrameUpdate)
{
//STEP6: until the end of the call we receive frames here
//Note that this is being called after Configure already for local frames even before
//a connection is established!
//This is triggered each video frame for local and remote video images
FrameUpdateEventArgs frameArgs = args as FrameUpdateEventArgs;
if (frameArgs.ConnectionId == ConnectionId.INVALID)
{
bool textureCreated = UnityMediaHelper.UpdateRawImage(_LocalImage, frameArgs.Frame);
if (textureCreated)
{
Texture2D tex = _LocalImage.texture as Texture2D;
Log("Local Texture(s) created " + tex.width + "x" + tex.height + " format: " + frameArgs.Frame.Format);
}
}
else
{
bool textureCreated = UnityMediaHelper.UpdateRawImage(_RemoteImage, frameArgs.Frame);
if (textureCreated)
{
Texture2D tex = _RemoteImage.texture as Texture2D;
Log("Remote Texture(s) created " + tex.width + "x" + tex.height + " format: " + frameArgs.Frame.Format);
}
}
}
}
private void Error(string errormsg)
{
if (_Sender)
{
Debug.LogError("Sender: Error during state " + mState + ": " + errormsg);
}
else
{
Debug.LogError("Receiver: Error during state " + mState + ": " + errormsg);
}
mState = SimpleCallState.Error;
}
private void Call()
{
string address = Application.productName + "_SimpleCall";
if (_Sender)
{
//STEP4: Sender calls (outgoing connection)
mCall.Call(address);
}
else
{
//STEP4: Receiver listens (waiting for incoming connection)
mCall.Listen(address);
}
mState = SimpleCallState.Calling;
}
private void Call_CallEvent(object sender, CallEventArgs args)
{
if (args.Type == CallEventType.ConfigurationComplete)
{
//STEP3: configuration completed -> try calling
Call();
}
else if (args.Type == CallEventType.ConfigurationFailed)
{
Error("Accessing audio / video failed");
}
else if (args.Type == CallEventType.ConnectionFailed)
{
Error("ConnectionFailed");
}
else if (args.Type == CallEventType.ListeningFailed)
{
Error("ListeningFailed");
}
else if (args.Type == CallEventType.CallAccepted)
{
//STEP5: We are connected
mState = SimpleCallState.InCall;
Log("Connection established");
}
else if (args.Type == CallEventType.CallEnded)
{
mState = SimpleCallState.Ended;
Log("Call ended.");
}
else if (args.Type == CallEventType.FrameUpdate)
{
//STEP6: until the end of the call we receive frames here
//Note that this is being called after Configure already for local frames even before
//a connection is established!
//This is triggered each video frame for local and remote video images
FrameUpdateEventArgs frameArgs = args as FrameUpdateEventArgs;
if (frameArgs.ConnectionId == ConnectionId.INVALID)
{
//invalid connection id means this is a local frame
//copy the raw pixels into a unity texture
bool textureCreated = UnityMediaHelper.UpdateTexture(ref mLocalVideo, frameArgs.Frame, frameArgs.Format);
if (textureCreated)
{
if (_LocalImage != null)
{
_LocalImage.texture = mLocalVideo;
}
Log("Local Texture created " + frameArgs.Frame.Width + "x" + frameArgs.Frame.Height + " format: " + frameArgs.Format);
}
}
else
{
//remote frame. For conference calls we would get multiple remote frames with different id's
bool textureCreated = UnityMediaHelper.UpdateTexture(ref mRemoteVideo, frameArgs.Frame, frameArgs.Format);
if (textureCreated)
{
if (_RemoteImage != null)
{
_RemoteImage.texture = mRemoteVideo;
}
Log("Remote Texture created " + frameArgs.Frame.Width + "x" + frameArgs.Frame.Height + " format: " + frameArgs.Format);
}
}
}
}
