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-rw-r--r--include/libcamera/controls.h28
1 files changed, 28 insertions, 0 deletions
diff --git a/include/libcamera/controls.h b/include/libcamera/controls.h
index 3b6b231c..429f01b0 100644
--- a/include/libcamera/controls.h
+++ b/include/libcamera/controls.h
@@ -22,6 +22,34 @@ enum ControlType {
ControlTypeInteger64,
};
+namespace details {
+
+template<typename T>
+struct control_type {
+};
+
+template<>
+struct control_type<void> {
+ static constexpr ControlType value = ControlTypeNone;
+};
+
+template<>
+struct control_type<bool> {
+ static constexpr ControlType value = ControlTypeBool;
+};
+
+template<>
+struct control_type<int32_t> {
+ static constexpr ControlType value = ControlTypeInteger32;
+};
+
+template<>
+struct control_type<int64_t> {
+ static constexpr ControlType value = ControlTypeInteger64;
+};
+
+} /* namespace details */
+
class ControlValue
{
public: