camera3: Update maxRegions tag. (ce624998) · Commits · e / os / android_frameworks_av

services/camera/libcameraservice/api1/client2/Parameters.cpp

+30 −9

Original line number	Diff line number	Diff line
		@@ -664,13 +664,13 @@ status_t Parameters::initialize(const CameraMetadata *info) {
		focusState = ANDROID_CONTROL_AF_STATE_INACTIVE;
		shadowFocusMode = FOCUS_MODE_INVALID;

		camera_metadata_ro_entry_t max3aRegions =
		staticInfo(ANDROID_CONTROL_MAX_REGIONS, 1, 1);
		if (!max3aRegions.count) return NO_INIT;
		camera_metadata_ro_entry_t max3aRegions = staticInfo(ANDROID_CONTROL_MAX_REGIONS,
		Parameters::NUM_REGION, Parameters::NUM_REGION);
		if (max3aRegions.count != Parameters::NUM_REGION) return NO_INIT;

		int32_t maxNumFocusAreas = 0;
		if (focusMode != Parameters::FOCUS_MODE_FIXED) {
		maxNumFocusAreas = max3aRegions.data.i32[0];
		maxNumFocusAreas = max3aRegions.data.i32[Parameters::REGION_AF];
		}
		params.set(CameraParameters::KEY_MAX_NUM_FOCUS_AREAS, maxNumFocusAreas);
		params.set(CameraParameters::KEY_FOCUS_AREAS,
		@@ -730,7 +730,7 @@ status_t Parameters::initialize(const CameraMetadata *info) {

		meteringAreas.add(Parameters::Area(0, 0, 0, 0, 0));
		params.set(CameraParameters::KEY_MAX_NUM_METERING_AREAS,
		max3aRegions.data.i32[0]);
		max3aRegions.data.i32[Parameters::REGION_AE]);
		params.set(CameraParameters::KEY_METERING_AREAS,
		"(0,0,0,0,0)");

		@@ -1591,10 +1591,11 @@ status_t Parameters::set(const String8& paramString) {
		// FOCUS_AREAS
		res = parseAreas(newParams.get(CameraParameters::KEY_FOCUS_AREAS),
		&validatedParams.focusingAreas);
		size_t max3aRegions =
		(size_t)staticInfo(ANDROID_CONTROL_MAX_REGIONS, 1, 1).data.i32[0];
		size_t maxAfRegions = (size_t)staticInfo(ANDROID_CONTROL_MAX_REGIONS,
		Parameters::NUM_REGION, Parameters::NUM_REGION).
		data.i32[Parameters::REGION_AF];
		if (res == OK) res = validateAreas(validatedParams.focusingAreas,
		max3aRegions, AREA_KIND_FOCUS);
		maxAfRegions, AREA_KIND_FOCUS);
		if (res != OK) {
		ALOGE("%s: Requested focus areas are malformed: %s",
		__FUNCTION__, newParams.get(CameraParameters::KEY_FOCUS_AREAS));
		@@ -1624,10 +1625,13 @@ status_t Parameters::set(const String8& paramString) {
		newParams.get(CameraParameters::KEY_AUTO_WHITEBALANCE_LOCK));

		// METERING_AREAS
		size_t maxAeRegions = (size_t)staticInfo(ANDROID_CONTROL_MAX_REGIONS,
		Parameters::NUM_REGION, Parameters::NUM_REGION).
		data.i32[Parameters::REGION_AE];
		res = parseAreas(newParams.get(CameraParameters::KEY_METERING_AREAS),
		&validatedParams.meteringAreas);
		if (res == OK) {
		res = validateAreas(validatedParams.meteringAreas, max3aRegions,
		res = validateAreas(validatedParams.meteringAreas, maxAeRegions,
		AREA_KIND_METERING);
		}
		if (res != OK) {
		@@ -1909,6 +1913,23 @@ status_t Parameters::updateRequest(CameraMetadata *request) const {
		reqMeteringAreas, reqMeteringAreasSize);
		if (res != OK) return res;

		// Set awb regions to be the same as the metering regions if allowed
		size_t maxAwbRegions = (size_t)staticInfo(ANDROID_CONTROL_MAX_REGIONS,
		Parameters::NUM_REGION, Parameters::NUM_REGION).
		data.i32[Parameters::REGION_AWB];
		if (maxAwbRegions > 0) {
		if (maxAwbRegions >= meteringAreas.size()) {
		res = request->update(ANDROID_CONTROL_AWB_REGIONS,
		reqMeteringAreas, reqMeteringAreasSize);
		} else {
		// Ensure the awb regions are zeroed if the region count is too high.
		int32_t zeroedAwbAreas[5] = {0, 0, 0, 0, 0};
		res = request->update(ANDROID_CONTROL_AWB_REGIONS,
		zeroedAwbAreas, sizeof(zeroedAwbAreas)/sizeof(int32_t));
		}
		if (res != OK) return res;
		}

		delete[] reqMeteringAreas;

		/* don't include jpeg thumbnail size - it's valid for

services/camera/libcameraservice/api1/client2/Parameters.h

+8 −0

Original line number	Diff line number	Diff line
		@@ -113,6 +113,14 @@ struct Parameters {
		bool autoExposureLock;
		bool autoWhiteBalanceLock;

		// 3A region types, for use with ANDROID_CONTROL_MAX_REGIONS
		enum region_t {
		REGION_AE = 0,
		REGION_AWB,
		REGION_AF,
		NUM_REGION // Number of region types
		} region;

		Vector<Area> meteringAreas;

		int zoom;