libcamera: controls: Move ControlValue get() and set() to controls.h

To avoid defining all specializations of ControlValue::get() and
ControlValue::set() manually, move the definition of those functions to
controls.h and turn them into single template functions.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
This commit is contained in:
Laurent Pinchart 2020-02-14 17:02:18 +02:00
parent 300f6e4434
commit eaa1297df0
2 changed files with 13 additions and 49 deletions

View file

@ -8,6 +8,7 @@
#ifndef __LIBCAMERA_CONTROLS_H__
#define __LIBCAMERA_CONTROLS_H__
#include <assert.h>
#include <string>
#include <unordered_map>
@ -70,9 +71,19 @@ public:
}
template<typename T>
T get() const;
T get() const
{
assert(type_ == details::control_type<std::remove_cv_t<T>>::value);
return *reinterpret_cast<const T *>(&bool_);
}
template<typename T>
void set(const T &value);
void set(const T &value)
{
type_ = details::control_type<std::remove_cv_t<T>>::value;
*reinterpret_cast<T *>(&bool_) = value;
}
private:
ControlType type_;