[RFC PATCH v1 12/23] [DNI] apps: cam: Print `MetadataList` of `Request` as well

[Barnabás Pőcze]

When the "--metadata" option is enabled, print the dedicated
`MetadataList` of the request as well.
---
 src/apps/cam/camera_session.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/apps/cam/camera_session.cpp b/src/apps/cam/camera_session.cpp
index f63fcb228..f6894340b 100644
--- a/src/apps/cam/camera_session.cpp
+++ b/src/apps/cam/camera_session.cpp
@@ -510,11 +510,19 @@ void CameraSession::processRequest(Request *request)
 
 	if (printMetadata_) {
 		const ControlList &requestMetadata = request->metadata();
+		std::cout << "Metadata (" << requestMetadata.size() << " entries):\n";
 		for (const auto &[key, value] : requestMetadata) {
 			const ControlId *id = controls::controls.at(key);
 			std::cout << "\t" << id->name() << " = "
 				  << value.toString() << std::endl;
 		}
+
+		const auto &requestMetadata2 = request->metadata2();
+		std::cout << "Metadata2 (" << requestMetadata2.size() << " entries):\n";
+		for (auto &&[tag, v] : requestMetadata2) {
+			const ControlId *id = controls::controls.at(tag);
+			std::cout << '\t' << id->name() << " = " << v << std::endl;
+		}
 	}
 
 	/*
-- 
2.49.0