internal static extern void rs2_get_option_range( OptionsHandle sensor, Option option, out float min, out float max, out float step, out float def, out RsError error);
internal static extern string rs2_get_option_value_description(OptionsHandle options, Option option, float value, out RsError error);
internal static extern IntPtr rs2_get_option_description(OptionsHandle options, Option option, out RsError error);
internal static extern int rs2_supports_option(OptionsHandle options, Option option, out RsError error);
internal static extern string rs2_get_option_name(OptionsHandle options, Option option, out RsError error);
internal static extern OptionsListHandle rs2_get_options_list(OptionsHandle options, out RsError error);
internal static extern void rs2_set_option(OptionsHandle options, Option option, float value, out RsError error);
internal static extern float rs2_get_option(OptionsHandle options, Option option, out RsError error);
internal static extern int rs2_is_option_read_only(OptionsHandle options, Option option, out RsError error);