Example #1
0
 private void CameraView_PictureReceived(FrameHandlerEventArgs e)
 {
     if (e.Image != null)
     {
         OnPageClosing(e.Image.Clone());
     }
 }
        private void LeadCamera_FrameReceived(FrameHandlerEventArgs e)
        {
            if (e.Image == null)
            {
                return;
            }

            if (leadCamera.Camera.FocusMode != FocusMode.Continuous)
            {
                leadCamera.Camera.FocusMode = FocusMode.Continuous;
            }

            if (firstFrame)
            {
#if __ANDROID__
                if (Android.OS.Build.Manufacturer == "samsung")
                {
                    leadCamera.Camera.Focus();
                }
#endif // #if __ANDROID__

                firstFrame = false;
            }

            try
            {
                if (!_hold)
                {
                    _autoCapture.CheckStability(e.Image);
                }
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message);
            }

            if (_hold && _checkStability)
            {
                _checkStability = false;

                bool holdStable = _autoCapture.CheckHoldStability(e.Image);

                if (!holdStable)
                {
                    _captureWatch.Stop();
                    _captureWatch = null;
                    _hold         = false;
                    _autoCapture.Reset();

                    Device.BeginInvokeOnMainThread(() =>
                    {
                        UpdateCardDetectionStatus();
                    });
                }
                else if (holdStable && _captureWatch.ElapsedMilliseconds > 2000)
                {
                    leadCamera.FrameReceived -= LeadCamera_FrameReceived;

                    _captureImage = true;
                    leadCamera.Camera.FocusMode = FocusMode.Auto;
                    leadCamera.FocusCompleted  += leadCamera_FocusCompleted;
                    leadCamera.Camera.Focus();
                }
            }

            e.Image.Dispose();

            if (_autoCapture.IsStable)
            {
                if (CurrentOperation == CameraOperationType.BackImage)
                {
                    leadCamera.FrameReceived -= LeadCamera_FrameReceived;

                    _captureImage = true;
                    leadCamera.Camera.FocusMode = FocusMode.Auto;
                    leadCamera.FocusCompleted  += leadCamera_FocusCompleted;
                    leadCamera.Camera.Focus();

                    return;
                }

                if (_captureWatch == null)
                {
                    _captureWatch = Stopwatch.StartNew();
                    _autoCapture.Reset();
                    _hold = true;

                    _checkHoldTimer           = new Timer();
                    _checkHoldTimer.Interval  = 600;
                    _checkHoldTimer.Elapsed  += _checkHoldTimer_Elapsed;
                    _checkHoldTimer.Enabled   = true;
                    _checkHoldTimer.AutoReset = true;

                    Device.BeginInvokeOnMainThread(() =>
                    {
                        autoCaptureLabel.Text      = "Please Hold On";
                        autoCaptureLabel.TextColor = Color.Yellow;
                    });
                }
            }
        }
Example #3
0
 private void handleFrames(object sender, FrameHandlerEventArgs e)
 {
     _previewRenderer.RenderFrame(_videoManager.GetLatestPreviewFrame());
     _processedRenderer.RenderFrame(_videoManager.GetLatestProcessedFrame());
 }