[PATCH 2/2] apps: cam: Print control array sizes

[Paul Elder]

Now that controls can be queried for array information, print it in
--list-controls when applicable.

Signed-off-by: Paul Elder <paul.elder at ideasonboard.com>
---
 src/apps/cam/camera_session.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/apps/cam/camera_session.cpp b/src/apps/cam/camera_session.cpp
index 37de6c9f3..9c7f84993 100644
--- a/src/apps/cam/camera_session.cpp
+++ b/src/apps/cam/camera_session.cpp
@@ -169,6 +169,11 @@ void CameraSession::listControls() const
 				std::cout << "  - " << id->enumToString(val) << " (" << val << ")" << std::endl;
 			}
 		}
+
+		if (id->isArray()) {
+			std::size_t size = id->size();
+			std::cout << "   Size: " << (size == std::numeric_limits<std::size_t>::max() ? "n" : std::to_string(size)) << std::endl;
+		}
 	}
 }
 
-- 
2.39.2