libcamera: yaml_parser: Add getList() function

Allow to retrieve a YAML list of any already supported types in a
std::vector.

Signed-off-by: Florian Sylvestre <fsylvestre@baylibre.com>
Tested-by: Naushir Patuck <naush@raspberrypi.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

1 files changed, 16 insertions, 0 deletions

diff --git a/include/libcamera/internal/yaml_parser.h b/include/libcamera/internal/yaml_parser.h
index 9c85d26a..78c359f7 100644
--- a/include/libcamera/internal/yaml_parser.h
+++ b/include/libcamera/internal/yaml_parser.h
@@ -183,6 +183,22 @@ public:
 		return get<T>().value_or(defaultValue);
 	}
 
+#ifndef __DOXYGEN__
+	template<typename T,
+		 typename std::enable_if_t<
+			 std::is_same_v<bool, T> ||
+			 std::is_same_v<double, T> ||
+			 std::is_same_v<int16_t, T> ||
+			 std::is_same_v<uint16_t, T> ||
+			 std::is_same_v<int32_t, T> ||
+			 std::is_same_v<uint32_t, T> ||
+			 std::is_same_v<std::string, T> ||
+			 std::is_same_v<Size, T>> * = nullptr>
+#else
+	template<typename T>
+#endif
+	std::optional<std::vector<T>> getList() const;
+
 	DictAdapter asDict() const { return DictAdapter{ list_ }; }
 	ListAdapter asList() const { return ListAdapter{ list_ }; }