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authorJacopo Mondi <jacopo@jmondi.org>2019-11-19 17:18:35 +0100
committerJacopo Mondi <jacopo@jmondi.org>2020-02-14 16:27:42 +0100
commit81563b55ed36bca67e4db3950d64438c3d16c0ac (patch)
treeba5e68416130867873a488a3fb2c8753643b5321 /src/libcamera/v4l2_controls.cpp
parente5ff2c98944630dee6f2c6c57031dda2f4276cc8 (diff)
libcamera: controls: Add default to ControlRange
Augment the the ControlRange class to store the control default value. This is particularly relevant for v4l2 controls used to create Camera properties, which are constructed using immutable video device properties, whose value won't change at runtime. Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se> Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
Diffstat (limited to 'src/libcamera/v4l2_controls.cpp')
-rw-r--r--src/libcamera/v4l2_controls.cpp9
1 files changed, 6 insertions, 3 deletions
diff --git a/src/libcamera/v4l2_controls.cpp b/src/libcamera/v4l2_controls.cpp
index b6547a7c..7446c388 100644
--- a/src/libcamera/v4l2_controls.cpp
+++ b/src/libcamera/v4l2_controls.cpp
@@ -121,17 +121,20 @@ V4L2ControlRange::V4L2ControlRange(const struct v4l2_query_ext_ctrl &ctrl)
switch (ctrl.type) {
case V4L2_CTRL_TYPE_BOOLEAN:
ControlRange::operator=(ControlRange(static_cast<bool>(ctrl.minimum),
- static_cast<bool>(ctrl.maximum)));
+ static_cast<bool>(ctrl.maximum),
+ static_cast<bool>(ctrl.default_value)));
break;
case V4L2_CTRL_TYPE_INTEGER64:
ControlRange::operator=(ControlRange(static_cast<int64_t>(ctrl.minimum),
- static_cast<int64_t>(ctrl.maximum)));
+ static_cast<int64_t>(ctrl.maximum),
+ static_cast<int64_t>(ctrl.default_value)));
break;
default:
ControlRange::operator=(ControlRange(static_cast<int32_t>(ctrl.minimum),
- static_cast<int32_t>(ctrl.maximum)));
+ static_cast<int32_t>(ctrl.maximum),
+ static_cast<int32_t>(ctrl.default_value)));
break;
}
}