/// <summary>
/// Gets all shutter speeds, that are supported by the camera.
/// </summary>
/// <exception cref="CameraException">
/// If the camera configuration is not supported by the camera, then a <see cref="CameraException"/> exception is thrown.
/// </exception>
/// <returns>Returns a list of all the shutter speeds that are supported by the camera.</returns>
public async Task <IEnumerable <ShutterSpeed> > GetSupportedShutterSpeedsAsync()
{
// Gets the shutter speed camera configuration
CameraConfiguration shutterSpeedCameraConfiguration = await this.GetConfigurationAsync(CameraConfigurations.ShutterSpeed);
// Gets all the choices, converts them to ShutterSpeed objects and returns them
try
{
return((await shutterSpeedCameraConfiguration.GetChoicesAsync()).Select(shutterSpeed => new ShutterSpeed(shutterSpeed)));
}
catch (CameraException exception)
{
throw new CameraException("The camera configuration for the shutter speed is not supported by this camera.", exception);
}
}
/// <summary>
/// Gets all apertures, that are supported by the camera.
/// </summary>
/// <exception cref="CameraException">
/// If the camera configuration is not supported by the camera, then a <see cref="CameraException"/> exception is thrown.
/// </exception>
/// <returns>Returns a list of all the apertures that are supported by the camera.</returns>
public async Task <IEnumerable <double> > GetSupportedAperturesAsync()
{
// Gets the aperture camera configuration
CameraConfiguration apertureCameraConfiguration = await this.GetConfigurationAsync(CameraConfigurations.Aperture);
// Gets all the choices, converts them to intergers and returns them
try
{
return((await apertureCameraConfiguration.GetChoicesAsync()).Select(choice => double.Parse(choice, CultureInfo.InvariantCulture)));
}
catch (CameraException exception)
{
throw new CameraException("The camera configuration for the aperture is not supported by this camera.", exception);
}
}
/// <summary>
/// Gets all ISO speeds, that are supported by the camera.
/// </summary>
/// <exception cref="CameraException">
/// If the camera configuration is not supported by the camera, then a <see cref="CameraException"/> exception is thrown.
/// </exception>
/// <returns>
/// Returns a list of all the ISO speeds that are supported by the camera. The ISO speed 0 means that the camera automatically detects the
/// correct ISO speed for the current lighting conditions (Auto).
/// </returns>
public async Task <IEnumerable <int> > GetSupportedIsoSpeedsAsync()
{
// Gets the ISO speed camera configuration
CameraConfiguration isoSpeedCameraConfiguration = await this.GetConfigurationAsync(CameraConfigurations.IsoSpeed);
// Gets all the choices, converts them to intergers and returns them
try
{
return((await isoSpeedCameraConfiguration.GetChoicesAsync()).Select(choice => choice.ToUpperInvariant() == "AUTO" ? 0 : int.Parse(choice, CultureInfo.InvariantCulture)));
}
catch (CameraException exception)
{
throw new CameraException("The camera configuration for the ISO speed is not supported by this camera.", exception);
}
}