[libcamera-devel] [PATCH 3/3] android: camera_device: Report RAW capability if supported

Niklas Söderlund niklas.soderlund at ragnatech.se
Tue Jul 28 20:55:48 CEST 2020


Probe the libcamera Camera for RAW support and if supported report RAW
capability in the static metadata reported to Android.

Signed-off-by: Niklas Söderlund <niklas.soderlund at ragnatech.se>
---
 src/android/camera_device.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/android/camera_device.cpp b/src/android/camera_device.cpp
index 95a563b1aafe86de..76c128564550419a 100644
--- a/src/android/camera_device.cpp
+++ b/src/android/camera_device.cpp
@@ -15,6 +15,7 @@
 #include <libcamera/formats.h>
 #include <libcamera/property_ids.h>
 
+#include "libcamera/internal/formats.h"
 #include "libcamera/internal/log.h"
 #include "libcamera/internal/utils.h"
 
@@ -727,6 +728,15 @@ const camera_metadata_t *CameraDevice::getStaticMetadata()
 	std::vector<uint8_t> availableCapabilities = {
 		ANDROID_REQUEST_AVAILABLE_CAPABILITIES_BACKWARD_COMPATIBLE,
 	};
+
+	/* Report if camera supports RAW. */
+	std::unique_ptr<CameraConfiguration> cameraConfig =
+		camera_->generateConfiguration({ StillCaptureRaw });
+	const PixelFormatInfo &info =
+		PixelFormatInfo::info(cameraConfig->at(0).pixelFormat);
+	if (info.colourEncoding == PixelFormatInfo::ColourEncodingRAW)
+		availableCapabilities.push_back(ANDROID_REQUEST_AVAILABLE_CAPABILITIES_RAW);
+
 	staticMetadata_->addEntry(ANDROID_REQUEST_AVAILABLE_CAPABILITIES,
 				  availableCapabilities.data(),
 				  availableCapabilities.size());
-- 
2.27.0



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