Merge "Camera: Disallow concurrent extension sessions" into sc-dev (efb3fafe) · Commits · e / os / android_frameworks_base

core/java/android/hardware/camera2/CameraExtensionCharacteristics.java

+36 −0

Original line number	Diff line number	Diff line
		@@ -25,6 +25,7 @@ import android.graphics.ImageFormat;
		import android.hardware.camera2.extension.IAdvancedExtenderImpl;
		import android.hardware.camera2.extension.ICameraExtensionsProxyService;
		import android.hardware.camera2.extension.IImageCaptureExtenderImpl;
		import android.hardware.camera2.extension.IInitializeSessionCallback;
		import android.hardware.camera2.extension.IPreviewExtenderImpl;
		import android.hardware.camera2.extension.LatencyRange;
		import android.hardware.camera2.extension.SizeList;
		@@ -357,6 +358,27 @@ public final class CameraExtensionCharacteristics {
		}
		}

		public void initializeSession(IInitializeSessionCallback cb) throws RemoteException {
		synchronized (mLock) {
		if (mProxy != null) {
		mProxy.initializeSession(cb);
		}
		}
		}

		public void releaseSession() {
		synchronized (mLock) {
		if (mProxy != null) {
		try {
		mProxy.releaseSession();
		} catch (RemoteException e) {
		Log.e(TAG, "Failed to release session! Extension service does"
		+ " not respond!");
		}
		}
		}
		}

		public boolean areAdvancedExtensionsSupported() {
		return mSupportsAdvancedExtensions;
		}
		@@ -409,6 +431,20 @@ public final class CameraExtensionCharacteristics {
		CameraExtensionManagerGlobal.get().unregisterClient(clientId);
		}

		/**
		* @hide
		*/
		public static void initializeSession(IInitializeSessionCallback cb) throws RemoteException {
		CameraExtensionManagerGlobal.get().initializeSession(cb);
		}

		/**
		* @hide
		*/
		public static void releaseSession() {
		CameraExtensionManagerGlobal.get().releaseSession();
		}

		/**
		* @hide
		*/

+3 −2

Original line number	Diff line number	Diff line
		@@ -195,8 +195,9 @@ public abstract class CameraExtensionSession implements AutoCloseable {
		* This method is called if the session cannot be configured as requested.
		*
		* <p>This can happen if the set of requested outputs contains unsupported sizes,
		* too many outputs are requested at once or the camera device encounters an
		* unrecoverable error during configuration.</p>
		* too many outputs are requested at once or when trying to initialize multiple
		* concurrent extension sessions from two (or more) separate camera devices
		* or the camera device encounters an unrecoverable error during configuration.</p>
		*
		* <p>The session is considered to be closed, and all methods called on it after this
		* callback is invoked will throw an IllegalStateException.</p>

+3 −0

Original line number	Diff line number	Diff line
		@@ -162,6 +162,9 @@ public final class CameraManager {
		* <p>The set of combinations may include camera devices that may be in use by other camera API
		* clients.</p>
		*
		* <p>Concurrent camera extension sessions {@link CameraExtensionSession} are not currently
		* supported.</p>
		*
		* <p>The set of combinations doesn't contain physical cameras that can only be used as
		* part of a logical multi-camera device.</p>
		*

+3 −0

Original line number	Diff line number	Diff line
		@@ -18,6 +18,7 @@ package android.hardware.camera2.extension;
		import android.hardware.camera2.extension.IAdvancedExtenderImpl;
		import android.hardware.camera2.extension.IPreviewExtenderImpl;
		import android.hardware.camera2.extension.IImageCaptureExtenderImpl;
		import android.hardware.camera2.extension.IInitializeSessionCallback;

		/** @hide */
		interface ICameraExtensionsProxyService
		@@ -25,6 +26,8 @@ interface ICameraExtensionsProxyService
		long registerClient();
		void unregisterClient(long clientId);
		boolean advancedExtensionsSupported();
		void initializeSession(in IInitializeSessionCallback cb);
		void releaseSession();
		@nullable IPreviewExtenderImpl initializePreviewExtension(int extensionType);
		@nullable IImageCaptureExtenderImpl initializeImageExtension(int extensionType);
		@nullable IAdvancedExtenderImpl initializeAdvancedExtension(int extensionType);

0 → 100644

+23 −0

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		/**
		* Copyright (c) 2021, 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.extension;

		/** @hide */
		interface IInitializeSessionCallback
		{
		void onSuccess();
		void onFailure();
		}