Merge "Merge Android 14 QPR2 to AOSP main" into main

5 files changed, 798 insertions, 0 deletions

diff --git a/camera2/extensions/eyesFreeVidSample/Android.bp b/camera2/extensions/eyesFreeVidSample/Android.bp
new file mode 100644
index 00000000..64709bdc
--- /dev/null
+++ b/camera2/extensions/eyesFreeVidSample/Android.bp
@@ -0,0 +1,26 @@
+// Copyright (C) 2023 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 {
+    default_applicable_licenses: ["Android-Apache-2.0"],
+}
+
+android_app {
+    name: "EyesFreeVidService",
+    srcs: ["src/**/*.java"],
+    static_libs: [
+        "androidx.annotation_annotation"
+    ],
+    platform_apis: true
+}
diff --git a/camera2/extensions/eyesFreeVidSample/AndroidManifest.xml b/camera2/extensions/eyesFreeVidSample/AndroidManifest.xml
new file mode 100644
index 00000000..1e53b094
--- /dev/null
+++ b/camera2/extensions/eyesFreeVidSample/AndroidManifest.xml
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="android.camera.extensions.impl.service">
+
+    <application
+        android:defaultToDeviceProtectedStorage="true"
+        android:forceQueryable="true"
+        android:directBootAware="true">
+
+        <service android:name=".EyesFreeVidService"
+            android:visibleToInstantApps="true"
+            android:exported="true">
+        </service>
+    </application>
+
+</manifest>
diff --git a/camera2/extensions/eyesFreeVidSample/src/android/camera/extensions/impl/service/EyesFreeVidService.java b/camera2/extensions/eyesFreeVidSample/src/android/camera/extensions/impl/service/EyesFreeVidService.java
new file mode 100644
index 00000000..cf669c7a
--- /dev/null
+++ b/camera2/extensions/eyesFreeVidSample/src/android/camera/extensions/impl/service/EyesFreeVidService.java
@@ -0,0 +1,164 @@
+/*
+ * Copyright (C) 2023 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.camera.extensions.impl.service;
+
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import android.annotation.FlaggedApi;
+import android.graphics.ImageFormat;
+import android.hardware.camera2.CameraCharacteristics;
+import android.hardware.camera2.CameraManager;
+import android.hardware.camera2.CaptureRequest;
+import android.hardware.camera2.CaptureResult;
+import android.hardware.camera2.extension.AdvancedExtender;
+import android.hardware.camera2.extension.CameraExtensionService;
+import android.hardware.camera2.extension.CharacteristicsMap;
+import android.hardware.camera2.extension.SessionProcessor;
+import android.hardware.camera2.params.StreamConfigurationMap;
+import android.os.IBinder;
+import android.util.Size;
+import androidx.annotation.GuardedBy;
+import androidx.annotation.NonNull;
+
+import com.android.internal.camera.flags.Flags;
+
+@FlaggedApi(Flags.FLAG_CONCERT_MODE)
+public class EyesFreeVidService extends CameraExtensionService {
+
+    private static final String TAG = "EyesFreeVidService";
+
+    private final Object mLock = new Object();
+    @GuardedBy("mLock")
+    private final Set<IBinder> mAttachedClients = new HashSet<>();
+    CameraManager mCameraManager;
+
+    @FlaggedApi(Flags.FLAG_CONCERT_MODE)
+    @Override
+    public boolean onRegisterClient(IBinder token) {
+        synchronized (mLock) {
+            if (mAttachedClients.contains(token)) {
+                return false;
+            }
+            mAttachedClients.add(token);
+            return true;
+        }
+    }
+
+    @FlaggedApi(Flags.FLAG_CONCERT_MODE)
+    @Override
+    public void onUnregisterClient(IBinder token) {
+        synchronized (mLock) {
+            mAttachedClients.remove(token);
+        }
+    }
+
+    @FlaggedApi(Flags.FLAG_CONCERT_MODE)
+    @Override
+    public AdvancedExtender onInitializeAdvancedExtension(int extensionType) {
+        mCameraManager = getSystemService(CameraManager.class);
+        return new AdvancedExtenderEyesFreeImpl(mCameraManager);
+    }
+
+    @FlaggedApi(Flags.FLAG_CONCERT_MODE)
+    public static class AdvancedExtenderEyesFreeImpl extends AdvancedExtender {
+        private CameraCharacteristics mCameraCharacteristics;
+
+        @FlaggedApi(Flags.FLAG_CONCERT_MODE)
+        public AdvancedExtenderEyesFreeImpl(@NonNull CameraManager cameraManager) {
+            super(cameraManager);
+        }
+
+        @FlaggedApi(Flags.FLAG_CONCERT_MODE)
+        @Override
+        public boolean isExtensionAvailable(String cameraId,
+                CharacteristicsMap charsMap) {
+            return true;
+        }
+
+        @FlaggedApi(Flags.FLAG_CONCERT_MODE)
+        @Override
+        public void init(String cameraId, CharacteristicsMap map) {
+            mCameraCharacteristics = map.get(cameraId);
+        }
+
+        @FlaggedApi(Flags.FLAG_CONCERT_MODE)
+        @Override
+        public Map<Integer, List<Size>> getSupportedPreviewOutputResolutions(
+                String cameraId) {
+            return filterOutputResolutions(Arrays.asList(ImageFormat.YUV_420_888,
+                    ImageFormat.PRIVATE));
+        }
+
+        protected Map<Integer, List<Size>> filterOutputResolutions(List<Integer> formats) {
+            Map<Integer, List<Size>> formatResolutions = new HashMap<>();
+
+            StreamConfigurationMap map = mCameraCharacteristics.get(
+                    CameraCharacteristics.SCALER_STREAM_CONFIGURATION_MAP);
+
+            if (map != null) {
+                for (Integer format : formats) {
+                    if (map.getOutputSizes(format) != null) {
+                        formatResolutions.put(format, Arrays.asList(map.getOutputSizes(format)));
+                    }
+                }
+            }
+
+            return formatResolutions;
+        }
+
+        @FlaggedApi(Flags.FLAG_CONCERT_MODE)
+        @Override
+        public Map<Integer, List<Size>> getSupportedCaptureOutputResolutions(
+                String cameraId) {
+            return filterOutputResolutions(Arrays.asList(ImageFormat.YUV_420_888,
+                    ImageFormat.JPEG));
+        }
+
+        @FlaggedApi(Flags.FLAG_CONCERT_MODE)
+        @Override
+        public SessionProcessor getSessionProcessor() {
+            return new EyesFreeVidSessionProcessor(this);
+        }
+
+        @FlaggedApi(Flags.FLAG_CONCERT_MODE)
+        @Override
+        public List<CaptureRequest.Key> getAvailableCaptureRequestKeys(
+                String cameraId) {
+            final CaptureRequest.Key [] CAPTURE_REQUEST_SET = {CaptureRequest.CONTROL_ZOOM_RATIO,
+                CaptureRequest.CONTROL_AF_MODE, CaptureRequest.CONTROL_AF_REGIONS,
+                CaptureRequest.CONTROL_AF_TRIGGER, CaptureRequest.JPEG_QUALITY,
+                CaptureRequest.JPEG_ORIENTATION};
+            return Arrays.asList(CAPTURE_REQUEST_SET);
+        }
+
+        @FlaggedApi(Flags.FLAG_CONCERT_MODE)
+        @Override
+        public List<CaptureResult.Key> getAvailableCaptureResultKeys(
+                String cameraId) {
+            final CaptureResult.Key [] CAPTURE_RESULT_SET = {CaptureResult.CONTROL_ZOOM_RATIO,
+                CaptureResult.CONTROL_AF_MODE, CaptureResult.CONTROL_AF_REGIONS,
+                CaptureResult.CONTROL_AF_TRIGGER, CaptureResult.CONTROL_AF_STATE,
+                CaptureResult.JPEG_QUALITY, CaptureResult.JPEG_ORIENTATION};
+            return Arrays.asList(CAPTURE_RESULT_SET);
+        }
+    }
+}
diff --git a/camera2/extensions/eyesFreeVidSample/src/android/camera/extensions/impl/service/EyesFreeVidSessionProcessor.java b/camera2/extensions/eyesFreeVidSample/src/android/camera/extensions/impl/service/EyesFreeVidSessionProcessor.java
new file mode 100644
index 00000000..f23f3a68
--- /dev/null
+++ b/camera2/extensions/eyesFreeVidSample/src/android/camera/extensions/impl/service/EyesFreeVidSessionProcessor.java
@@ -0,0 +1,484 @@
+/*
+ * Copyright (C) 2023 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.camera.extensions.impl.service;
+
+import java.util.ArrayDeque;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Queue;
+import java.util.concurrent.Executor;
+import java.util.concurrent.atomic.AtomicInteger;
+
+import android.annotation.FlaggedApi;
+import android.annotation.NonNull;
+import android.annotation.Nullable;
+import android.camera.extensions.impl.service.EyesFreeVidService.AdvancedExtenderEyesFreeImpl;
+import android.hardware.camera2.CameraDevice;
+import android.hardware.camera2.CaptureFailure;
+import android.hardware.camera2.CaptureRequest;
+import android.hardware.camera2.CaptureResult;
+import android.hardware.camera2.TotalCaptureResult;
+import android.hardware.camera2.extension.CameraOutputSurface;
+import android.hardware.camera2.extension.CharacteristicsMap;
+import android.hardware.camera2.extension.ExtensionConfiguration;
+import android.hardware.camera2.extension.ExtensionOutputConfiguration;
+import android.hardware.camera2.extension.RequestProcessor;
+import android.hardware.camera2.extension.SessionProcessor;
+import android.hardware.camera2.impl.CameraMetadataNative;
+import android.media.Image;
+import android.media.ImageReader;
+import android.media.ImageWriter;
+import android.os.Handler;
+import android.os.HandlerThread;
+import android.os.IBinder;
+import android.util.Log;
+import android.util.Pair;
+import androidx.annotation.GuardedBy;
+
+import com.android.internal.camera.flags.Flags;
+import java.util.concurrent.atomic.AtomicBoolean;
+
+
+@FlaggedApi(Flags.FLAG_CONCERT_MODE)
+public class EyesFreeVidSessionProcessor extends SessionProcessor {
+
+    private static final String TAG = "EyesFreeVidSessionProcessor";
+
+    protected static final int MAX_NUM_IMAGES = 10;
+    protected static final int CAPTURE_OUTPUT_ID = 0;
+    protected static final int PREVIEW_OUTPUT_ID = 1;
+
+    protected HandlerThread mHandlerThread;
+    protected Handler mHandler;
+
+    protected CameraOutputSurface mPreviewOutputSurfaceConfig;
+    protected CameraOutputSurface mCaptureOutputSurfaceConfig;
+
+    protected final Object mParametersLock = new Object();
+    @GuardedBy("mParametersLock")
+    protected List<Pair<CaptureRequest.Key, Object>> mParameters = new ArrayList<>();
+
+    protected AtomicInteger mNextCaptureSequenceId = new AtomicInteger(1);
+
+    protected final Object mLockPreviewSurfaceImageWriter = new Object();
+    @GuardedBy("mLockPreviewSurfaceImageWriter")
+    protected ImageWriter mPreviewSurfaceImageWriter;
+
+    protected RequestProcessor mRequestProcessor;
+    protected AdvancedExtenderEyesFreeImpl mAdvancedExtender;
+    protected ImageReader mPreviewImageReader;
+    protected String mCameraId;
+
+    @FlaggedApi(Flags.FLAG_CONCERT_MODE)
+    protected EyesFreeVidSessionProcessor(AdvancedExtenderEyesFreeImpl advancedExtender) {
+        mAdvancedExtender = advancedExtender;
+    }
+
+    @FlaggedApi(Flags.FLAG_CONCERT_MODE)
+    public ExtensionConfiguration initSession(@NonNull IBinder token,
+            @NonNull String cameraId, @NonNull CharacteristicsMap map,
+            @NonNull CameraOutputSurface previewSurface,
+            @NonNull CameraOutputSurface imageCaptureSurface) {
+
+        Log.d(TAG, "initSession cameraId=" + cameraId);
+
+        mPreviewOutputSurfaceConfig = previewSurface;
+        mCaptureOutputSurfaceConfig = imageCaptureSurface;
+
+        List<ExtensionOutputConfiguration> outputs = new ArrayList<>();
+
+        if (imageCaptureSurface.getSurface() != null) {
+            List<CameraOutputSurface> captureList = new ArrayList<>(List.of(imageCaptureSurface));
+
+            ExtensionOutputConfiguration captureConfig = new ExtensionOutputConfiguration(
+                    captureList, CAPTURE_OUTPUT_ID, null, 0);
+            outputs.add(captureConfig);
+        }
+
+        // Register the image reader surface in the output configuration to process frames
+        // before enqueueing them to the clients preview surface
+        if (previewSurface.getSurface() != null) {
+            mPreviewImageReader = ImageReader.newInstance(previewSurface.getSize().getWidth(),
+                    previewSurface.getSize().getHeight(), previewSurface.getImageFormat(),
+                    MAX_NUM_IMAGES);
+
+            List<CameraOutputSurface> previewList = new ArrayList<>(List.of(
+                    new CameraOutputSurface(mPreviewImageReader.getSurface(),
+                    previewSurface.getSize())));
+
+            ExtensionOutputConfiguration previewConfig = new ExtensionOutputConfiguration(
+                    previewList, PREVIEW_OUTPUT_ID, null, 0);
+            outputs.add(previewConfig);
+        }
+
+        ExtensionConfiguration res = new ExtensionConfiguration(0 /*session type*/,
+                CameraDevice.TEMPLATE_PREVIEW, outputs, null);
+
+        return res;
+    }
+
+    @FlaggedApi(Flags.FLAG_CONCERT_MODE)
+    @Override
+    public void deInitSession(@NonNull IBinder token) {
+        if (mPreviewImageReader != null) {
+            mPreviewImageReader.close();
+            mPreviewImageReader = null;
+        }
+
+        if (mHandlerThread != null){
+            mHandlerThread.quitSafely();
+        }
+
+        mHandler = null;
+
+        synchronized (mLockPreviewSurfaceImageWriter) {
+            if (mPreviewSurfaceImageWriter != null) {
+                mPreviewSurfaceImageWriter.close();
+                mPreviewSurfaceImageWriter = null;
+            }
+        }
+    }
+
+    @FlaggedApi(Flags.FLAG_CONCERT_MODE)
+    @Override
+    public void onCaptureSessionStart(@NonNull RequestProcessor requestProcessor,
+            @NonNull String statsKey) {
+        mRequestProcessor = requestProcessor;
+
+        if (mPreviewOutputSurfaceConfig.getSurface() == null) {
+            return;
+        }
+
+        synchronized (mLockPreviewSurfaceImageWriter) {
+            mPreviewSurfaceImageWriter = new ImageWriter
+                    .Builder(mPreviewOutputSurfaceConfig.getSurface())
+                    .setImageFormat(mPreviewOutputSurfaceConfig.getImageFormat())
+                    .setMaxImages(MAX_NUM_IMAGES)
+                    .build();
+        }
+
+        mHandlerThread = new HandlerThread(TAG);
+        mHandlerThread.start();
+        mHandler = new Handler(mHandlerThread.getLooper());
+
+        mPreviewImageReader.setOnImageAvailableListener(new ImageListener(), mHandler);
+    }
+
+    @FlaggedApi(Flags.FLAG_CONCERT_MODE)
+    @Override
+    public void onCaptureSessionEnd() {
+        mRequestProcessor = null;
+    }
+
+    @FlaggedApi(Flags.FLAG_CONCERT_MODE)
+    @Override
+    public int startRepeating(@Nullable Executor executor,
+            @NonNull CaptureCallback captureCallback) {
+        List<Integer> outputConfigIds = new ArrayList<>(List.of(PREVIEW_OUTPUT_ID));
+
+        RequestProcessor.Request requestRes;
+        synchronized (mParametersLock) {
+            requestRes = new RequestProcessor.Request(outputConfigIds, mParameters,
+                    CameraDevice.TEMPLATE_PREVIEW);
+        }
+
+        final int seqId = mNextCaptureSequenceId.getAndIncrement();
+
+        RequestProcessor.RequestCallback resCallback = new RequestProcessor.RequestCallback() {
+            @Override
+            public void onCaptureStarted(RequestProcessor.Request request, long frameNumber,
+                    long timestamp) {
+                captureCallback.onCaptureStarted(seqId, timestamp);
+            }
+
+            @Override
+            public void onCaptureProgressed(RequestProcessor.Request request,
+                    CaptureResult partialResult) {
+            }
+
+            @Override
+            public void onCaptureCompleted(RequestProcessor.Request request,
+                    TotalCaptureResult totalCaptureResult) {
+                addCaptureResultKeys(seqId, totalCaptureResult, captureCallback);
+                captureCallback.onCaptureProcessStarted(seqId);
+            }
+
+            @Override
+            public void onCaptureFailed(RequestProcessor.Request request,
+                    CaptureFailure captureFailure) {
+                captureCallback.onCaptureFailed(seqId);
+            }
+
+            @Override
+            public void onCaptureBufferLost(RequestProcessor.Request request,
+                    long frameNumber, int outputStreamId) {
+                captureCallback.onCaptureFailed(seqId);
+            }
+
+            @Override
+            public void onCaptureSequenceCompleted(int sequenceId, long frameNumber) {
+                captureCallback.onCaptureSequenceCompleted(seqId);
+            }
+
+            @Override
+            public void onCaptureSequenceAborted(int sequenceId) {
+                captureCallback.onCaptureSequenceAborted(seqId);
+            }
+        };
+
+        mRequestProcessor.setRepeating(requestRes, executor, resCallback);
+
+        return seqId;
+    }
+
+    protected void addCaptureResultKeys(
+        @NonNull int seqId,
+        @NonNull TotalCaptureResult result,
+        @NonNull CaptureCallback captureCallback) {
+
+        CameraMetadataNative cameraMetadataNative = new CameraMetadataNative();
+        long vendorId = mAdvancedExtender.getMetadataVendorId(mCameraId);
+        cameraMetadataNative.setVendorId(vendorId);
+
+        Long shutterTimestamp = result.get(CaptureResult.SENSOR_TIMESTAMP);
+        if (shutterTimestamp != null) {
+
+            List<CaptureResult.Key> captureResultKeys =
+                    mAdvancedExtender.getAvailableCaptureResultKeys(mCameraId);
+            for (CaptureResult.Key key : captureResultKeys) {
+                if (result.get(key) != null) {
+                    cameraMetadataNative.set(key, result.get(key));
+                }
+            }
+            CaptureResult captureResult = new CaptureResult(cameraMetadataNative, seqId);
+            captureCallback.onCaptureCompleted(shutterTimestamp, seqId,
+                    captureResult);
+        }
+    }
+
+    @FlaggedApi(Flags.FLAG_CONCERT_MODE)
+    @Override
+    public void stopRepeating() {
+        mRequestProcessor.stopRepeating();
+    }
+
+    @FlaggedApi(Flags.FLAG_CONCERT_MODE)
+    @Override
+    public int startCapture(@Nullable Executor executor,
+            @NonNull CaptureCallback captureCallback) {
+        List<Integer> outputConfigIds = new ArrayList<>(List.of(CAPTURE_OUTPUT_ID));
+
+        RequestProcessor.Request requestRes;
+        synchronized (mParametersLock) {
+            requestRes = new RequestProcessor.Request(outputConfigIds, mParameters,
+                    CameraDevice.TEMPLATE_PREVIEW);
+        }
+
+        final int seqId = mNextCaptureSequenceId.getAndIncrement();
+
+        RequestProcessor.RequestCallback resCallback = new RequestProcessor.RequestCallback() {
+
+            @Override
+            public void onCaptureStarted(RequestProcessor.Request request,
+                    long frameNumber, long timestamp) {
+                captureCallback.onCaptureStarted(seqId, timestamp);
+            }
+
+            @Override
+            public void onCaptureProgressed(RequestProcessor.Request request,
+                    CaptureResult partialResult) {
+
+            }
+
+            @Override
+            public void onCaptureCompleted(RequestProcessor.Request request,
+                    TotalCaptureResult totalCaptureResult) {
+                addCaptureResultKeys(seqId, totalCaptureResult, captureCallback);
+            }
+
+            @Override
+            public void onCaptureFailed(RequestProcessor.Request request,
+                    CaptureFailure captureFailure) {
+                captureCallback.onCaptureFailed(seqId);
+            }
+
+            @Override
+            public void onCaptureBufferLost(RequestProcessor.Request request,
+                    long frameNumber, int outputStreamId) {
+                captureCallback.onCaptureFailed(seqId);
+            }
+
+            @Override
+            public void onCaptureSequenceCompleted(int sequenceId, long frameNumber) {
+                captureCallback.onCaptureSequenceCompleted(seqId);
+            }
+
+            @Override
+            public void onCaptureSequenceAborted(int sequenceId) {
+                captureCallback.onCaptureSequenceAborted(seqId);
+            }
+        };
+
+        mRequestProcessor.submit(requestRes, executor, resCallback);
+
+        captureCallback.onCaptureProcessStarted(seqId);
+        return seqId;
+    }
+
+    @FlaggedApi(Flags.FLAG_CONCERT_MODE)
+    @Override
+    public int startTrigger(@NonNull CaptureRequest captureRequest,
+            @Nullable Executor executor, @NonNull CaptureCallback captureCallback) {
+        List<Integer> outputConfigIds = new ArrayList<>(List.of(PREVIEW_OUTPUT_ID));
+
+        RequestProcessor.Request requestRes = new RequestProcessor.Request(outputConfigIds,
+                getTriggersRequestKeys(captureRequest), CameraDevice.TEMPLATE_PREVIEW);
+
+        final int seqId = mNextCaptureSequenceId.getAndIncrement();
+
+        RequestProcessor.RequestCallback resCallback = new RequestProcessor.RequestCallback() {
+
+            @Override
+            public void onCaptureStarted(RequestProcessor.Request request,
+                    long frameNumber, long timestamp) {
+                captureCallback.onCaptureStarted(seqId, timestamp);
+            }
+
+            @Override
+            public void onCaptureProgressed(RequestProcessor.Request request,
+                    CaptureResult partialResult) {
+
+            }
+
+            @Override
+            public void onCaptureCompleted(RequestProcessor.Request request,
+                    TotalCaptureResult totalCaptureResult) {
+                addCaptureResultKeys(seqId, totalCaptureResult, captureCallback);
+            }
+
+            @Override
+            public void onCaptureFailed(RequestProcessor.Request request,
+                    CaptureFailure captureFailure) {
+                captureCallback.onCaptureFailed(seqId);
+            }
+
+            @Override
+            public void onCaptureBufferLost(RequestProcessor.Request request,
+                    long frameNumber, int outputStreamId) {
+                captureCallback.onCaptureFailed(seqId);
+            }
+
+            @Override
+            public void onCaptureSequenceCompleted(int sequenceId, long frameNumber) {
+                captureCallback.onCaptureSequenceCompleted(seqId);
+            }
+
+            @Override
+            public void onCaptureSequenceAborted(int sequenceId) {
+                captureCallback.onCaptureSequenceAborted(seqId);
+            }
+        };
+
+        mRequestProcessor.submit(requestRes, executor, resCallback);
+
+        captureCallback.onCaptureProcessStarted(seqId);
+        return seqId;
+    }
+
+    protected List<Pair<CaptureRequest.Key, Object>>
+            getTriggersRequestKeys(@NonNull CaptureRequest captureRequest) {
+        List<Pair<CaptureRequest.Key, Object>> parameters = new ArrayList<>();
+        List<CaptureRequest.Key> availableRequestKeys =
+                mAdvancedExtender.getAvailableCaptureRequestKeys(mCameraId);
+
+        for (CaptureRequest.Key<?> key : captureRequest.getKeys()) {
+            if (availableRequestKeys.contains(key)) {
+                Object value = captureRequest.get(key);
+                parameters.add(new Pair<>(key, value));
+            }
+        }
+
+        return parameters;
+    }
+
+    @FlaggedApi(Flags.FLAG_CONCERT_MODE)
+    @Override
+    public void setParameters(@NonNull CaptureRequest captureRequest) {
+        synchronized (mParametersLock) {
+            for (CaptureRequest.Key<?> key : captureRequest.getKeys()) {
+                Object value = captureRequest.get(key);
+                mParameters.add(new Pair<>(key, value));
+            }
+        }
+    }
+
+    private class ImageListener implements ImageReader.OnImageAvailableListener {
+
+        private final Object mLock = new Object();
+        private AtomicBoolean mProcessing = new AtomicBoolean(false);
+
+        // Handler for background processing
+        private Handler backgroundHandler;
+
+        public ImageListener() {
+            HandlerThread handlerThread = new HandlerThread("ImageProcessingThread");
+            handlerThread.start();
+            backgroundHandler = new Handler(handlerThread.getLooper());
+        }
+
+        @Override
+        public void onImageAvailable(ImageReader reader) {
+
+            Image image = reader.acquireNextImage();
+            if (image == null) {
+                return;
+            }
+
+            // If processing is ongoing, drop the image and return
+            if (mProcessing.get()) {
+                Log.w(TAG, "Dropping image due to ongoing processing");
+                image.close();
+                return;
+            }
+            mProcessing.set(true);
+
+            processImage(image);
+        }
+
+        private void processImage(Image image) {
+            backgroundHandler.post(() -> processAndQueueImage(image));
+        }
+
+        private void processAndQueueImage(Image image) {
+            try {
+                if (image != null) {
+                    // Process the image here if needed
+                    synchronized (mLockPreviewSurfaceImageWriter) {
+                        mPreviewSurfaceImageWriter.queueInputImage(image);
+                    }
+                }
+            } catch (Exception e) {
+                Log.w(TAG, "Output surface likely abandoned, dropping buffer!");
+            } finally {
+                if (image != null) {
+                    image.close();
+                }
+                mProcessing.set(false);
+            }
+        }
+    }
+}
diff --git a/camera2/extensions/stub/src/main/java/androidx/camera/extensions/impl/advanced/EyesFreeVideographyAdvancedExtenderImpl.java b/camera2/extensions/stub/src/main/java/androidx/camera/extensions/impl/advanced/EyesFreeVideographyAdvancedExtenderImpl.java
new file mode 100644
index 00000000..01b65be0
--- /dev/null
+++ b/camera2/extensions/stub/src/main/java/androidx/camera/extensions/impl/advanced/EyesFreeVideographyAdvancedExtenderImpl.java
@@ -0,0 +1,108 @@
+/*
+ * Copyright 2023 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 androidx.camera.extensions.impl.advanced;
+
+import android.annotation.SuppressLint;
+import android.hardware.camera2.CameraCharacteristics;
+import android.hardware.camera2.CaptureRequest;
+import android.hardware.camera2.CaptureResult;
+import android.util.Range;
+import android.util.Size;
+
+import java.util.List;
+import java.util.Map;
+
+/**
+ * Stub advanced extender implementation for eyes free videography.
+ *
+ * <p>This class should be implemented by OEM and deployed to the target devices.
+ *
+ * @since 1.5
+ */
+@SuppressLint("UnknownNullness")
+public class EyesFreeVideographyAdvancedExtenderImpl implements AdvancedExtenderImpl {
+    public EyesFreeVideographyAdvancedExtenderImpl() {
+    }
+
+    @Override
+    public boolean isExtensionAvailable(String cameraId,
+            Map<String, CameraCharacteristics> characteristicsMap) {
+        throw new RuntimeException("Stub, replace with implementation.");
+    }
+
+    @Override
+    public void init(String cameraId,
+            Map<String, CameraCharacteristics> characteristicsMap) {
+        throw new RuntimeException("Stub, replace with implementation.");
+    }
+
+    @Override
+    public Range<Long> getEstimatedCaptureLatencyRange(
+            String cameraId, Size size, int imageFormat) {
+        throw new RuntimeException("Stub, replace with implementation.");
+    }
+
+    @Override
+    public Map<Integer, List<Size>> getSupportedPreviewOutputResolutions(
+            String cameraId) {
+        throw new RuntimeException("Stub, replace with implementation.");
+    }
+
+
+    @Override
+    public Map<Integer, List<Size>> getSupportedCaptureOutputResolutions(
+            String cameraId) {
+        throw new RuntimeException("Stub, replace with implementation.");
+    }
+
+    @Override
+    public Map<Integer, List<Size>> getSupportedPostviewResolutions(
+            Size captureSize) {
+        throw new RuntimeException("Stub, replace with implementation.");
+    }
+
+    @Override
+    public List<Size> getSupportedYuvAnalysisResolutions(
+            String cameraId) {
+        throw new RuntimeException("Stub, replace with implementation.");
+    }
+
+    @Override
+    public SessionProcessorImpl createSessionProcessor() {
+        throw new RuntimeException("Stub, replace with implementation.");
+    }
+
+    @Override
+    public List<CaptureRequest.Key> getAvailableCaptureRequestKeys() {
+        throw new RuntimeException("Stub, replace with implementation.");
+    }
+
+    @Override
+    public List<CaptureResult.Key> getAvailableCaptureResultKeys() {
+        throw new RuntimeException("Stub, replace with implementation.");
+    }
+
+    @Override
+    public boolean isCaptureProcessProgressAvailable() {
+        throw new RuntimeException("Stub, replace with implementation.");
+    }
+
+    @Override
+    public boolean isPostviewAvailable() {
+        throw new RuntimeException("Stub, replace with implementation.");
+    }
+}