Beispiel #1
0
        private void cpvCameraControl_ValueChanged(object sender, EventArgs e)
        {
            AbstractCameraPropertyView control = sender as AbstractCameraPropertyView;

            if (control == null)
            {
                return;
            }

            string key = control.Tag as string;

            if (string.IsNullOrEmpty(key) || !cameraProperties.ContainsKey(key))
            {
                return;
            }

            CameraPropertyManager.Write(deviceHandle, cameraProperties[key]);
            UpdateResultingFramerate();
            specificChanged = true;
        }
Beispiel #2
0
        private void Open()
        {
            // Unlike in the DirectShow module, we do not backup and restore camera configuration.
            // If the user configured the camera outside of Kinovea we respect the new settings.
            // Two reasons:
            // 1. In DirectShow we must do the backup/restore to work around drivers that inadvertently reset the camera properties.
            // 2. Industrial cameras have many properties that won't be configurable in Kinovea
            // so the user is more likely to configure the camera from the outside.

            if (grabbing)
            {
                Stop();
            }

            try
            {
                deviceHandle = Pylon.CreateDeviceByIndex(deviceIndex);
                imageProvider.Open(deviceHandle);
            }
            catch (Exception e)
            {
                log.Error("Could not open Basler device.");
                LogError(e, imageProvider.GetLastErrorMessage());
                return;
            }

            if (!deviceHandle.IsValid)
            {
                return;
            }

            SpecificInfo specific = summary.Specific as SpecificInfo;

            if (specific == null)
            {
                return;
            }

            // Store the handle into the specific info so that we can retrieve device informations from the configuration dialog.
            specific.Handle = deviceHandle;

            GenApiEnum currentStreamFormat = PylonHelper.ReadEnumCurrentValue(deviceHandle, "PixelFormat");

            // Some properties can only be changed when the camera is opened but not streaming.
            // We store them in the summary when coming back from FormConfiguration, and we write them to the camera here.
            // Only do this if it's not the first time we open the camera, to respect any change that could have been done outside Kinovea.
            if (!firstOpen)
            {
                if (specific.StreamFormat != currentStreamFormat.Symbol)
                {
                    PylonHelper.WriteEnum(deviceHandle, "PixelFormat", specific.StreamFormat);
                }

                if (specific.CameraProperties != null && specific.CameraProperties.ContainsKey("framerate"))
                {
                    if (specific.CameraProperties.ContainsKey("enableFramerate") && specific.CameraProperties["enableFramerate"].Supported)
                    {
                        bool enabled = bool.Parse(specific.CameraProperties["enableFramerate"].CurrentValue);
                        if (!enabled && !specific.CameraProperties["enableFramerate"].ReadOnly)
                        {
                            specific.CameraProperties["enableFramerate"].CurrentValue = "true";
                            CameraPropertyManager.Write(deviceHandle, specific.CameraProperties["enableFramerate"]);
                        }
                    }

                    CameraPropertyManager.Write(deviceHandle, specific.CameraProperties["framerate"]);
                }

                if (specific.CameraProperties != null && specific.CameraProperties.ContainsKey("width") && specific.CameraProperties.ContainsKey("height"))
                {
                    CameraPropertyManager.Write(deviceHandle, specific.CameraProperties["width"]);
                    CameraPropertyManager.Write(deviceHandle, specific.CameraProperties["height"]);
                }
            }
            else
            {
                specific.StreamFormat = currentStreamFormat.Symbol;
            }
        }