linux-kernel - [PATCH v2 3/3] v4l2-ctl: Support setting V4L2_CTRL_TYPE

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Date:   Mon,  4 Nov 2019 14:10:00 +0100
From:   Ricardo Ribalda Delgado <ribalda@...nel.org>
To:     Hans Verkuil <hverkuil-cisco@...all.nl>,
        linux-media@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Ricardo Ribalda Delgado <ribalda@...nel.org>
Subject: [PATCH v2 3/3] v4l2-ctl: Support setting V4L2_CTRL_TYPE_AREA controls

$ v4l2-ctl  -d /dev/video1  -c area=123123x233

Signed-off-by: Ricardo Ribalda Delgado <ribalda@...nel.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..e079c274 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(), "%ux%u",
+					       &ctrl.p_area->width, &ctrl.p_area->height);
+					break;
 				default:
 					fprintf(stderr, "%s: unsupported payload type\n",
 							qc.name);
-- 
2.24.0.rc1