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SubjectRe: [PATCH 4/4] v4l2-ctl: Support setting V4L2_CTRL_TYPE_AREA controls
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On 11/1/19 12:25 PM, Ricardo Ribalda Delgado wrote:
> $ v4l2-ctl -d /dev/video1 -c area=123123x233
>
> Signed-off-by: Ricardo Ribalda Delgado <ribalda@kernel.org>
> ---
> utils/v4l2-ctl/v4l2-ctl-common.cpp | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/utils/v4l2-ctl/v4l2-ctl-common.cpp b/utils/v4l2-ctl/v4l2-ctl-common.cpp
> index 95339561..676b05e0 100644
> --- a/utils/v4l2-ctl/v4l2-ctl-common.cpp
> +++ b/utils/v4l2-ctl/v4l2-ctl-common.cpp
> @@ -973,6 +973,10 @@ void common_set(cv4l_fd &_fd)
> strncpy(ctrl.string, iter->second.c_str(), qc.maximum);
> ctrl.string[qc.maximum] = 0;
> break;
> + case V4L2_CTRL_TYPE_AREA:
> + sscanf(iter->second.c_str(), "%dx%d",

Use %ux%u since these are unsigned values.

Regards,

Hans

> + &ctrl.p_area->width, &ctrl.p_area->height);
> + break;
> default:
> fprintf(stderr, "%s: unsupported payload type\n",
> qc.name);
>

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