protected override void OnCallback(Wrapper.CallbackType type, Wrapper.CallbackState args)
{
if (type == Wrapper.CallbackType.Capture)
{
switch (args.CaptureState.stateType)
{
case Wrapper.CaptureStateType.PreviewStarted:
startPreviewCompletionSource?.TrySetResult(args.CaptureState);
break;
case Wrapper.CaptureStateType.PreviewStopped:
stopCompletionSource?.TrySetResult(args.CaptureState);
break;
case Wrapper.CaptureStateType.PreviewAudioFrame:
//Debug.Log("PreviewAudioFrame");
break;
case Wrapper.CaptureStateType.PreviewVideoFrame:
OnPreviewFrameChanged(args.CaptureState);
break;
case Wrapper.CaptureStateType.PhotoFrame:
photoCompletionSource?.TrySetResult(args.CaptureState);
break;
}
}
}
private void OnStateChanged(Wrapper.CallbackState args)
{
switch (args.Type)
{
case Wrapper.CallbackType.Failed:
OnFailed(args.FailState);
break;
default:
OnCallback(args.Type, args);
break;
}
}
internal void OnStateChanged(Wrapper.CallbackState args)
{
// TODO: validate callback is on the right thread
// if not queue callback action(QueueCallback(() => { OnStateChanged(args); });)
QueueCallback(() =>
{
switch (args.Type)
{
case Wrapper.CallbackType.Failed:
OnFailed(args.FailState);
break;
default:
OnCallback(args.Type, args);
break;
}
});
}
internal void CompleteCallback(Wrapper.CallbackState args)
{
#if UNITY_WSA_10_0
if (!UnityEngine.WSA.Application.RunningOnAppThread())
{
UnityEngine.WSA.Application.InvokeOnAppThread(() =>
{
OnStateChanged(args);
}, false);
}
else
{
OnStateChanged(args);
}
#else
// there is still a chance the callback is on a non AppThread(callbacks genereated from WaitForEndOfFrame are not)
// this will process the callback on AppThread on a FixedUpdate
OnStateChanged(args);
#endif
}
internal static void PInvokeCallbackHandler(IntPtr senderPtr, Wrapper.CallbackState args)
{
if (senderPtr == IntPtr.Zero)
{
Debug.LogError("OnCallback: senderPtr is null.");
return;
}
GCHandle handle = default(GCHandle);
try
{
handle = GCHandle.FromIntPtr(senderPtr);
}
catch (Exception ex)
{
Debug.LogError("OnCallback: " + ex.Message);
return;
}
// check if this is of correct type
if (handle.Target is CameraCapture)
{
var thisObject = (CameraCapture)handle.Target;
thisObject.CompleteCallback(args);
}
//else if (handle.Target is OtherClass)
//{
// var thisObject = (OtherClass)handle.Target;
// thisObject.CompleteCallback(args);
//}
else
{
Debug.LogError("OnCallback: senderPtr is not null, but not of correct type.");
return;
}
}
internal static void Capture_Callback(IntPtr senderPtr, Wrapper.CallbackState args)
{
if (senderPtr == IntPtr.Zero)
{
Debug.LogError("Plugin_Callback: requires thisObjectPtr.");
return;
}
GCHandle handle = GCHandle.FromIntPtr(senderPtr);
var thisObject = handle.Target as CameraCapture;
if (thisObject == null)
{
Debug.LogError("Plugin_Callback: thisObjectPtr is not null, but seems invalid.");
return;
}
#if UNITY_WSA_10_0
if (!UnityEngine.WSA.Application.RunningOnAppThread())
{
UnityEngine.WSA.Application.InvokeOnAppThread(() =>
{
thisObject.OnStateChanged(args);
}, false);
}
else
{
thisObject.OnStateChanged(args);
}
#else
// there is still a chance the callback is on a non AppThread(callbacks genereated from WaitForEndOfFrame are not)
// this will process the callback on AppThread on a FixedUpdate
thisObject.OnStateChanged(args);
#endif
}
protected override void OnCallback(Wrapper.CallbackType type, Wrapper.CallbackState args)
{
if (type == Wrapper.CallbackType.Capture)
{
switch (args.CaptureState.stateType)
{
case Wrapper.CaptureStateType.PreviewStarted:
Debug.Log("PreviewStarted");
break;
case Wrapper.CaptureStateType.PreviewStopped:
Debug.Log("PreviewStopped");
break;
case Wrapper.CaptureStateType.PreviewAudioFrame:
//Debug.Log("PreviewAudioFrame");
break;
case Wrapper.CaptureStateType.PreviewVideoFrame:
OnVideoFrame(args.CaptureState);
break;
}
}
}
// callback handler for derived class protected abstract void OnCallback(Wrapper.CallbackType type, Wrapper.CallbackState args);
