libcamera: controls: Add comparison operators for ControlValue

Add equality and non equality comparison operators for the ControlValue
class. This simplifies code that deals with control values.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
Tested-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>

1 files changed, 6 insertions, 0 deletions

diff --git a/include/libcamera/controls.h b/include/libcamera/controls.h
index d8acd800..342251c2 100644
--- a/include/libcamera/controls.h
+++ b/include/libcamera/controls.h
@@ -40,6 +40,12 @@ public:
 
 	std::string toString() const;
 
+	bool operator==(const ControlValue &other) const;
+	bool operator!=(const ControlValue &other) const
+	{
+		return !(*this == other);
+	}
+
 private:
 	ControlType type_;