ICameraService: Add methods to query concurrent streaming camera support. (2bbdce4e) · Commits · e / os / android_frameworks_av

camera/Android.bp

+2 −1

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	@@ -40,6 +40,7 @@ cc_library_shared {
	"ICameraRecordingProxy.cpp",		"ICameraRecordingProxy.cpp",
	"ICameraRecordingProxyListener.cpp",		"ICameraRecordingProxyListener.cpp",
	"camera2/CaptureRequest.cpp",		"camera2/CaptureRequest.cpp",
			"camera2/ConcurrentCamera.cpp",
	"camera2/OutputConfiguration.cpp",		"camera2/OutputConfiguration.cpp",
	"camera2/SessionConfiguration.cpp",		"camera2/SessionConfiguration.cpp",
	"camera2/SubmitInfo.cpp",		"camera2/SubmitInfo.cpp",
	@@ -66,7 +67,7 @@ cc_library_shared {
	"include",		"include",
	"include/camera"		"include/camera"
	],		],
	export_shared_lib_headers: ["libcamera_metadata"],		export_shared_lib_headers: ["libcamera_metadata", "libnativewindow", "libgui"],

	cflags: [		cflags: [
	"-Werror",		"-Werror",

camera/aidl/android/hardware/ICameraService.aidl

+21 −0

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	@@ -22,6 +22,8 @@ import android.hardware.camera2.ICameraDeviceUser;
	import android.hardware.camera2.ICameraDeviceCallbacks;		import android.hardware.camera2.ICameraDeviceCallbacks;
	import android.hardware.camera2.params.VendorTagDescriptor;		import android.hardware.camera2.params.VendorTagDescriptor;
	import android.hardware.camera2.params.VendorTagDescriptorCache;		import android.hardware.camera2.params.VendorTagDescriptorCache;
			import android.hardware.camera2.utils.ConcurrentCameraIdCombination;
			import android.hardware.camera2.utils.CameraIdAndSessionConfiguration;
	import android.hardware.camera2.impl.CameraMetadataNative;		import android.hardware.camera2.impl.CameraMetadataNative;
	import android.hardware.ICameraServiceListener;		import android.hardware.ICameraServiceListener;
	import android.hardware.CameraInfo;		import android.hardware.CameraInfo;
	@@ -113,6 +115,25 @@ interface ICameraService
	*/		*/
	CameraStatus[] addListener(ICameraServiceListener listener);		CameraStatus[] addListener(ICameraServiceListener listener);

			/**
			* Get a list of combinations of camera ids which support concurrent streaming.
			*
			*/
			ConcurrentCameraIdCombination[] getConcurrentStreamingCameraIds();

			/**
			* Check whether a particular set of session configurations are concurrently supported by the
			* corresponding camera ids.
			*
			* @param sessions the set of camera id and session configuration pairs to be queried.
			* @return true - the set of concurrent camera id and stream combinations is supported.
			* false - the set of concurrent camera id and stream combinations is not supported
			* OR the method was called with a set of camera ids not returned by
			* getConcurrentMultiStreamingCameraIds().
			*/
			boolean isConcurrentSessionConfigurationSupported(
			in CameraIdAndSessionConfiguration[] sessions);

	/**		/**
	* Remove listener for changes to camera device and flashlight state.		* Remove listener for changes to camera device and flashlight state.
	*/		*/

camera/aidl/android/hardware/camera2/utils/CameraIdAndSessionConfiguration.aidl

0 → 100644

+20 −0

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			/*
			* Copyright (C) 2020 The Android Open Source Project
			*
			* Licensed under the Apache License, Version 2.0 (the "License");
			* you may not use this file except in compliance with the License.
			* You may obtain a copy of the License at
			*
			* http://www.apache.org/licenses/LICENSE-2.0
			*
			* Unless required by applicable law or agreed to in writing, software
			* distributed under the License is distributed on an "AS IS" BASIS,
			* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
			* See the License for the specific language governing permissions and
			* limitations under the License.
			*/

			package android.hardware.camera2.utils;

			/** @hide */
			parcelable CameraIdAndSessionConfiguration cpp_header "camera/camera2/ConcurrentCamera.h";

camera/aidl/android/hardware/camera2/utils/ConcurrentCameraIdCombination.aidl

0 → 100644

+20 −0

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			/*
			* Copyright (C) 2020 The Android Open Source Project
			*
			* Licensed under the Apache License, Version 2.0 (the "License");
			* you may not use this file except in compliance with the License.
			* You may obtain a copy of the License at
			*
			* http://www.apache.org/licenses/LICENSE-2.0
			*
			* Unless required by applicable law or agreed to in writing, software
			* distributed under the License is distributed on an "AS IS" BASIS,
			* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
			* See the License for the specific language governing permissions and
			* limitations under the License.
			*/

			package android.hardware.camera2.utils;

			/** @hide */
			parcelable ConcurrentCameraIdCombination cpp_header "camera/camera2/ConcurrentCamera.h";

camera/camera2/ConcurrentCamera.cpp

0 → 100644

+129 −0

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			/*
			* Copyright (C) 2020 The Android Open Source Project
			*
			* Licensed under the Apache License, Version 2.0 (the "License");
			* you may not use this file except in compliance with the License.
			* You may obtain a copy of the License at
			*
			* http://www.apache.org/licenses/LICENSE-2.0
			*
			* Unless required by applicable law or agreed to in writing, software
			* distributed under the License is distributed on an "AS IS" BASIS,
			* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
			* See the License for the specific language governing permissions and
			* limitations under the License.
			*/

			// #define LOG_NDEBUG 0
			#define LOG_TAG "ConcurrentCamera"
			#include <utils/Log.h>
			#include <utils/String16.h>

			#include <camera/camera2/ConcurrentCamera.h>

			#include <binder/Parcel.h>

			namespace android {
			namespace hardware {
			namespace camera2 {
			namespace utils {

			ConcurrentCameraIdCombination::ConcurrentCameraIdCombination() = default;

			ConcurrentCameraIdCombination::ConcurrentCameraIdCombination(
			std::vector<std::string> &&combination) : mConcurrentCameraIds(std::move(combination)) { }

			ConcurrentCameraIdCombination::~ConcurrentCameraIdCombination() = default;

			status_t ConcurrentCameraIdCombination::readFromParcel(const android::Parcel* parcel) {
			if (parcel == nullptr) {
			ALOGE("%s: Null parcel", __FUNCTION__);
			return BAD_VALUE;
			}
			status_t err = OK;
			mConcurrentCameraIds.clear();
			int32_t cameraIdCount = 0;
			if ((err = parcel->readInt32(&cameraIdCount)) != OK) {
			ALOGE("%s: Failed to read the camera id count from parcel: %d", __FUNCTION__, err);
			return err;
			}
			for (int32_t i = 0; i < cameraIdCount; i++) {
			String16 id;
			if ((err = parcel->readString16(&id)) != OK) {
			ALOGE("%s: Failed to read camera id!", __FUNCTION__);
			return err;
			}
			mConcurrentCameraIds.push_back(std::string(String8(id).string()));
			}
			return OK;
			}

			status_t ConcurrentCameraIdCombination::writeToParcel(android::Parcel* parcel) const {

			if (parcel == nullptr) {
			ALOGE("%s: Null parcel", __FUNCTION__);
			return BAD_VALUE;
			}

			status_t err = OK;

			if ((err = parcel->writeInt32(mConcurrentCameraIds.size())) != OK) {
			ALOGE("%s: Failed to write the camera id count to parcel: %d", __FUNCTION__, err);
			return err;
			}

			for (const auto &it : mConcurrentCameraIds) {
			if ((err = parcel->writeString16(String16(it.c_str()))) != OK) {
			ALOGE("%s: Failed to write the camera id string to parcel: %d", __FUNCTION__, err);
			return err;
			}
			}
			return OK;
			}

			CameraIdAndSessionConfiguration::CameraIdAndSessionConfiguration() = default;
			CameraIdAndSessionConfiguration::~CameraIdAndSessionConfiguration() = default;

			status_t CameraIdAndSessionConfiguration::readFromParcel(const android::Parcel* parcel) {
			if (parcel == nullptr) {
			ALOGE("%s: Null parcel", __FUNCTION__);
			return BAD_VALUE;
			}
			status_t err = OK;
			String16 id;
			if ((err = parcel->readString16(&id)) != OK) {
			ALOGE("%s: Failed to read camera id!", __FUNCTION__);
			return err;
			}
			if ((err = mSessionConfiguration.readFromParcel(parcel)) != OK) {
			ALOGE("%s: Failed to read sessionConfiguration!", __FUNCTION__);
			return err;
			}
			mCameraId = std::string(String8(id).string());
			return OK;
			}

			status_t CameraIdAndSessionConfiguration::writeToParcel(android::Parcel* parcel) const {

			if (parcel == nullptr) {
			ALOGE("%s: Null parcel", __FUNCTION__);
			return BAD_VALUE;
			}

			status_t err = OK;
			if ((err = parcel->writeString16(String16(mCameraId.c_str()))) != OK) {
			ALOGE("%s: Failed to write camera id!", __FUNCTION__);
			return err;
			}

			if ((err = mSessionConfiguration.writeToParcel(parcel) != OK)) {
			ALOGE("%s: Failed to write session configuration!", __FUNCTION__);
			return err;
			}
			return OK;
			}

			} // namespace utils
			} // namespace camera2
			} // namespace hardware
			} // namespace android