[libcamera-devel] [PATCH v2 11/24] libcamera: v4l2_controls: Fix control range construction for bool

[Jacopo Mondi]

Hi Laurent,

On Fri, Nov 08, 2019 at 10:53:56PM +0200, Laurent Pinchart wrote:
> V4L2 controls of type V4L2_CTRL_TYPE_BOOLEAN are incorrectly described
> with a ControlRange of int32_t values. Fix it.
>
> Signed-off-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>

indeed!
Reviewed-by: Jacopo Mondi <jacopo at jmondi.org>

Thanks
  j
> ---
>  src/libcamera/v4l2_controls.cpp | 14 ++++++++++++--
>  1 file changed, 12 insertions(+), 2 deletions(-)
>
> diff --git a/src/libcamera/v4l2_controls.cpp b/src/libcamera/v4l2_controls.cpp
> index 2462c3e2c264..b6547a7c627c 100644
> --- a/src/libcamera/v4l2_controls.cpp
> +++ b/src/libcamera/v4l2_controls.cpp
> @@ -118,12 +118,22 @@ V4L2ControlId::V4L2ControlId(const struct v4l2_query_ext_ctrl &ctrl)
>   */
>  V4L2ControlRange::V4L2ControlRange(const struct v4l2_query_ext_ctrl &ctrl)
>  {
> -	if (ctrl.type == V4L2_CTRL_TYPE_INTEGER64)
> +	switch (ctrl.type) {
> +	case V4L2_CTRL_TYPE_BOOLEAN:
> +		ControlRange::operator=(ControlRange(static_cast<bool>(ctrl.minimum),
> +						     static_cast<bool>(ctrl.maximum)));
> +		break;
> +
> +	case V4L2_CTRL_TYPE_INTEGER64:
>  		ControlRange::operator=(ControlRange(static_cast<int64_t>(ctrl.minimum),
>  						     static_cast<int64_t>(ctrl.maximum)));
> -	else
> +		break;
> +
> +	default:
>  		ControlRange::operator=(ControlRange(static_cast<int32_t>(ctrl.minimum),
>  						     static_cast<int32_t>(ctrl.maximum)));
> +		break;
> +	}
>  }
>
>  } /* namespace libcamera */
> --
> Regards,
>
> Laurent Pinchart
>
> _______________________________________________
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> libcamera-devel at lists.libcamera.org
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