[libcamera-devel] [RFC PATCH v3 11/16] android: Plumb AwbLock control

[Paul Elder]

Plumb the AwbLock control into the HAL for
CONTROL_AWB_LOCK_AVAILABLE_MODES for static metadata.

Bug: https://bugs.libcamera.org/show_bug.cgi?id=45
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 | 15 +++++++++++----
 1 file changed, 11 insertions(+), 4 deletions(-)

diff --git a/src/android/camera_capabilities.cpp b/src/android/camera_capabilities.cpp
index a1674eae..cb9a49c7 100644
--- a/src/android/camera_capabilities.cpp
+++ b/src/android/camera_capabilities.cpp
@@ -572,7 +572,6 @@ int CameraCapabilities::initializeStaticMetadata()
 		      ANDROID_CONTROL_AE_MODE_OFF) == aeModes.end()) {
 		LOG(HAL, Info) << "AE cannot be turned off";
 		hwLevels.erase(ANDROID_INFO_SUPPORTED_HARDWARE_LEVEL_FULL);
-		/* \todo Double check if this is the correct capability */
 		capabilities.erase(ANDROID_REQUEST_AVAILABLE_CAPABILITIES_MANUAL_SENSOR);
 	}
 
@@ -700,9 +699,17 @@ int CameraCapabilities::initializeStaticMetadata()
 		capabilities.erase(ANDROID_REQUEST_AVAILABLE_CAPABILITIES_MANUAL_SENSOR);
 	}
 
-	uint8_t awbLockAvailable = ANDROID_CONTROL_AWB_LOCK_AVAILABLE_FALSE;
-	staticMetadata_->addEntry(ANDROID_CONTROL_AWB_LOCK_AVAILABLE,
-				  awbLockAvailable);
+	uint8_t awbLockAvailable = setMetadata<uint8_t, bool>(
+		staticMetadata_.get(),
+		ANDROID_CONTROL_AWB_LOCK_AVAILABLE,
+		controlsInfo, &controls::AwbLock,
+		ControlRange::Max,
+		(uint8_t)ANDROID_CONTROL_AWB_LOCK_AVAILABLE_FALSE);
+	if (awbLockAvailable != ANDROID_CONTROL_AWB_LOCK_AVAILABLE_TRUE) {
+		LOG(HAL, Info) << "AWB lock is unavailable";
+		capabilities.erase(ANDROID_REQUEST_AVAILABLE_CAPABILITIES_BURST_CAPTURE);
+		capabilities.erase(ANDROID_REQUEST_AVAILABLE_CAPABILITIES_MANUAL_POST_PROCESSING);
+	}
 
 	char availableControlModes = ANDROID_CONTROL_MODE_AUTO;
 	staticMetadata_->addEntry(ANDROID_CONTROL_AVAILABLE_MODES,
-- 
2.27.0