[libcamera-devel] [RFC PATCH v3 09/16] android: Plumb AeLock control

[Paul Elder]

Plumb the AeLock control into the HAL for
CONTROL_AE_LOCK_AVAILABLE_MODES for static metadata.

Bug: https://bugs.libcamera.org/show_bug.cgi?id=43
Signed-off-by: Paul Elder <paul.elder at ideasonboard.com>

---
Changes in v3:
- use new setMetadata
- rebase on camera capabilities refactor

TODO: plumb result metadata
---
 src/android/camera_capabilities.cpp | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/src/android/camera_capabilities.cpp b/src/android/camera_capabilities.cpp
index 21ba791a..5896d61d 100644
--- a/src/android/camera_capabilities.cpp
+++ b/src/android/camera_capabilities.cpp
@@ -686,9 +686,17 @@ int CameraCapabilities::initializeStaticMetadata()
 	staticMetadata_->addEntry(ANDROID_CONTROL_SCENE_MODE_OVERRIDES,
 				  sceneModesOverride);
 
-	uint8_t aeLockAvailable = ANDROID_CONTROL_AE_LOCK_AVAILABLE_FALSE;
-	staticMetadata_->addEntry(ANDROID_CONTROL_AE_LOCK_AVAILABLE,
-				  aeLockAvailable);
+	uint8_t aeLockAvailable = setMetadata<uint8_t, bool>(
+		staticMetadata_.get(),
+		ANDROID_CONTROL_AE_LOCK_AVAILABLE,
+		controlsInfo, &controls::AeLock,
+		ControlRange::Max,
+		(uint8_t)ANDROID_CONTROL_AE_LOCK_AVAILABLE_FALSE);
+	if (aeLockAvailable != ANDROID_CONTROL_AE_LOCK_AVAILABLE_TRUE) {
+		LOG(HAL, Info) << "AE lock is unavailable";
+		capabilities.erase(ANDROID_REQUEST_AVAILABLE_CAPABILITIES_BURST_CAPTURE);
+		capabilities.erase(ANDROID_REQUEST_AVAILABLE_CAPABILITIES_MANUAL_SENSOR);
+	}
 
 	uint8_t awbLockAvailable = ANDROID_CONTROL_AWB_LOCK_AVAILABLE_FALSE;
 	staticMetadata_->addEntry(ANDROID_CONTROL_AWB_LOCK_AVAILABLE,
-- 
2.27.0