Move Builders for CameraCharacteristics and CaptureResult (865a67b2) · Commits · e / os / android_frameworks_base

core/api/system-current.txt

+19 −18

Original line number	Diff line number	Diff line
		@@ -3741,24 +3741,6 @@ package android.companion.virtual.audio {

		package android.companion.virtual.camera {

		@FlaggedApi("android.companion.virtualdevice.flags.virtual_camera_metadata") public final class CameraCharacteristicsBuilder {
		ctor public CameraCharacteristicsBuilder();
		ctor public CameraCharacteristicsBuilder(@NonNull android.hardware.camera2.CameraCharacteristics);
		method @NonNull public android.hardware.camera2.CameraCharacteristics build();
		method @NonNull public <T> android.companion.virtual.camera.CameraCharacteristicsBuilder set(@NonNull android.hardware.camera2.CameraCharacteristics.Key<T>, T);
		method @NonNull public android.companion.virtual.camera.CameraCharacteristicsBuilder setAvailableCaptureRequestKeys(@Nullable java.util.List<android.hardware.camera2.CaptureRequest.Key<?>>);
		method @NonNull public android.companion.virtual.camera.CameraCharacteristicsBuilder setAvailableCaptureResultKeys(@Nullable java.util.List<android.hardware.camera2.CaptureResult.Key<?>>);
		method @NonNull public android.companion.virtual.camera.CameraCharacteristicsBuilder setAvailableCharacteristicsKeys(@Nullable java.util.List<android.hardware.camera2.CameraCharacteristics.Key<?>>);
		method @NonNull public android.companion.virtual.camera.CameraCharacteristicsBuilder setAvailableSessionKeys(@Nullable java.util.List<android.hardware.camera2.CaptureRequest.Key<?>>);
		}

		@FlaggedApi("android.companion.virtualdevice.flags.virtual_camera_metadata") public final class CaptureResultBuilder {
		ctor public CaptureResultBuilder();
		ctor public CaptureResultBuilder(@NonNull android.hardware.camera2.CaptureResult);
		method @NonNull public android.hardware.camera2.CaptureResult build();
		method @NonNull public <T> android.companion.virtual.camera.CaptureResultBuilder set(@NonNull android.hardware.camera2.CaptureResult.Key<T>, T);
		}

		public final class VirtualCamera implements java.io.Closeable {
		method public void close();
		method @NonNull public android.companion.virtual.camera.VirtualCameraConfig getConfig();
		@@ -3783,6 +3765,7 @@ package android.companion.virtual.camera {
		method @FlaggedApi("android.companion.virtualdevice.flags.virtual_camera_metadata") public boolean isPerFrameCameraMetadataEnabled();
		method public void writeToParcel(@NonNull android.os.Parcel, int);
		field @NonNull public static final android.os.Parcelable.Creator<android.companion.virtual.camera.VirtualCameraConfig> CREATOR;
		field @FlaggedApi("android.companion.virtualdevice.flags.virtual_camera_metadata") public static final android.hardware.camera2.CameraCharacteristics DEFAULT_VIRTUAL_CAMERA_CHARACTERISTICS;
		field public static final int SENSOR_ORIENTATION_0 = 0; // 0x0
		field public static final int SENSOR_ORIENTATION_180 = 180; // 0xb4
		field public static final int SENSOR_ORIENTATION_270 = 270; // 0x10e
		@@ -5219,6 +5202,17 @@ package android.hardware.camera2 {
		field @FlaggedApi("com.android.internal.camera.flags.camera_multi_client") @NonNull public static final android.hardware.camera2.CameraCharacteristics.Key<android.hardware.camera2.params.SharedSessionConfiguration> SHARED_SESSION_CONFIGURATION;
		}

		@FlaggedApi("android.companion.virtualdevice.flags.virtual_camera_metadata") public static final class CameraCharacteristics.Builder {
		ctor public CameraCharacteristics.Builder();
		ctor public CameraCharacteristics.Builder(@NonNull android.hardware.camera2.CameraCharacteristics);
		method @NonNull public android.hardware.camera2.CameraCharacteristics build();
		method @NonNull public <T> android.hardware.camera2.CameraCharacteristics.Builder set(@NonNull android.hardware.camera2.CameraCharacteristics.Key<T>, T);
		method @NonNull public android.hardware.camera2.CameraCharacteristics.Builder setAvailableCaptureRequestKeys(@Nullable java.util.List<android.hardware.camera2.CaptureRequest.Key<?>>);
		method @NonNull public android.hardware.camera2.CameraCharacteristics.Builder setAvailableCaptureResultKeys(@Nullable java.util.List<android.hardware.camera2.CaptureResult.Key<?>>);
		method @NonNull public android.hardware.camera2.CameraCharacteristics.Builder setAvailableCharacteristicsKeys(@Nullable java.util.List<android.hardware.camera2.CameraCharacteristics.Key<?>>);
		method @NonNull public android.hardware.camera2.CameraCharacteristics.Builder setAvailableSessionKeys(@Nullable java.util.List<android.hardware.camera2.CaptureRequest.Key<?>>);
		}

		public abstract class CameraDevice implements java.lang.AutoCloseable {
		method @Deprecated public abstract void createCustomCaptureSession(android.hardware.camera2.params.InputConfiguration, @NonNull java.util.List<android.hardware.camera2.params.OutputConfiguration>, int, @NonNull android.hardware.camera2.CameraCaptureSession.StateCallback, @Nullable android.os.Handler) throws android.hardware.camera2.CameraAccessException;
		field public static final int SESSION_OPERATION_MODE_CONSTRAINED_HIGH_SPEED = 1; // 0x1
		@@ -5249,6 +5243,13 @@ package android.hardware.camera2 {
		method @FlaggedApi("com.android.internal.camera.flags.camera_multi_client") public abstract void stopStreaming() throws android.hardware.camera2.CameraAccessException;
		}

		@FlaggedApi("android.companion.virtualdevice.flags.virtual_camera_metadata") public static final class CaptureResult.Builder {
		ctor public CaptureResult.Builder();
		ctor public CaptureResult.Builder(@NonNull android.hardware.camera2.CaptureResult);
		method @NonNull public android.hardware.camera2.CaptureResult build();
		method @NonNull public <T> android.hardware.camera2.CaptureResult.Builder set(@NonNull android.hardware.camera2.CaptureResult.Key<T>, T);
		}

		}

		package android.hardware.camera2.extension {

core/java/android/companion/virtual/camera/CameraCharacteristicsBuilder.java

deleted100644 → 0

+0 −389

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core/java/android/companion/virtual/camera/CaptureResultBuilder.java

deleted100644 → 0

+0 −85

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		/*
		* Copyright 2025 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.companion.virtual.camera;

		import android.annotation.FlaggedApi;
		import android.annotation.NonNull;
		import android.annotation.SuppressLint;
		import android.annotation.SystemApi;
		import android.hardware.camera2.CameraCharacteristics;
		import android.hardware.camera2.CaptureResult;
		import android.hardware.camera2.impl.CameraMetadataNative;

		import java.util.function.ObjLongConsumer;

		/**
		* Builder class for creating {@link CaptureResult} instances to be passed to the Consumer from
		* {@link VirtualCameraCallback#onConfigureSession(VirtualCameraSessionConfig, ObjLongConsumer)}.
		*
		* @hide
		*/
		// There is no CaptureResult.Builder for now, so this helps VDM clients to build CaptureResult
		// instances to be passed to the VirtualCameraService. Only the native metadata part is passed
		// to the virtual camera service, the parent CaptureRequest is not used
		@SuppressLint("TopLevelBuilder")
		@SystemApi
		@FlaggedApi(android.companion.virtualdevice.flags.Flags.FLAG_VIRTUAL_CAMERA_METADATA)
		public final class CaptureResultBuilder {
		private final CameraMetadataNative mNativeMetadata;

		/**
		* Builder for creating a {@link CaptureResult}.
		*
		* @see CameraCharacteristics#getAvailableCaptureResultKeys
		*/
		public CaptureResultBuilder() {
		mNativeMetadata = new CameraMetadataNative();
		}

		/**
		* Builder for creating a {@link CaptureResult} starting from a copy of an existing instance.
		*/
		public CaptureResultBuilder(@NonNull CaptureResult captureResult) {
		mNativeMetadata = new CameraMetadataNative(captureResult.getNativeMetadata());
		}

		/**
		* Set a capture result field to a value. The field definitions can be found in
		* {@link CaptureResult}.
		* <p>
		* Setting a field to {@code null} will remove that field from the capture result metadata.
		*
		* @param key The metadata field to write.
		* @param value The value to set the field to, which must be of a matching type to the key.
		*/
		@SuppressLint("KotlinOperator")
		@NonNull
		public <T> CaptureResultBuilder set(@NonNull CaptureResult.Key<T> key, T value) {
		mNativeMetadata.set(key, value);
		return this;
		}

		/**
		* Builds the {@link CaptureResult} object with the set of {@link CaptureResult.Key}s.
		*
		* @return A new {@link CaptureResult} instance to be consumed by a Virtual Camera.
		*/
		public @NonNull CaptureResult build() {
		// cameraId, captureRequest, requestId and frameNumber are not used
		return new CaptureResult(mNativeMetadata, 0 /* requestId */);
		}
		}

core/java/android/companion/virtual/camera/VirtualCameraConfig.java

+232 −0

Original line number	Diff line number	Diff line
		@@ -16,6 +16,9 @@

		package android.companion.virtual.camera;

		import static android.graphics.ImageFormat.YUV_420_888;
		import static android.hardware.camera2.CameraMetadata.LENS_FACING_FRONT;

		import static java.util.Objects.requireNonNull;

		import android.annotation.FlaggedApi;
		@@ -29,19 +32,27 @@ import android.companion.virtual.VirtualDevice;
		import android.companion.virtualdevice.flags.Flags;
		import android.graphics.ImageFormat;
		import android.graphics.PixelFormat;
		import android.graphics.Rect;
		import android.hardware.camera2.CameraCharacteristics;
		import android.hardware.camera2.CameraMetadata;
		import android.hardware.camera2.CaptureRequest;
		import android.hardware.camera2.CaptureResult;
		import android.hardware.camera2.impl.CameraMetadataNative;
		import android.hardware.camera2.params.StreamConfiguration;
		import android.hardware.camera2.params.StreamConfigurationDuration;
		import android.os.Parcel;
		import android.os.Parcelable;
		import android.os.RemoteException;
		import android.util.ArraySet;
		import android.util.Range;
		import android.util.Rational;
		import android.util.Size;
		import android.util.SizeF;
		import android.view.Surface;

		import java.lang.annotation.Retention;
		import java.lang.annotation.RetentionPolicy;
		import java.util.List;
		import java.util.Set;
		import java.util.concurrent.Executor;
		import java.util.function.ObjLongConsumer;
		@@ -88,6 +99,20 @@ public final class VirtualCameraConfig implements Parcelable {
		@Retention(RetentionPolicy.SOURCE)
		public @interface SensorOrientation {}

		/**
		* Default {@link CameraCharacteristics} for creating a Virtual Camera starting from a preset
		* list of {@link CameraCharacteristics.Key}s and values that cover the mandatory keys from the
		* <a href="https://android.googlesource.com/platform/hardware/libhardware/+/refs/heads/main/include_all/hardware/camera3.h">Camera HAL specification</a>.
		* It can be used to create a functional {@link VirtualCamera} that can be queried and opened
		* by camera apps.
		* <p>
		* It can be used as a start template in a {@link CameraCharacteristics.Builder} to further
		* customize and overwrite the opinionated preset keys and values.
		*/
		@FlaggedApi(Flags.FLAG_VIRTUAL_CAMERA_METADATA)
		public static final CameraCharacteristics DEFAULT_VIRTUAL_CAMERA_CHARACTERISTICS =
		getDefaultVirtualCameraCharacteristics();

		private final String mName;
		private final Set<VirtualCameraStreamConfig> mStreamConfigurations;
		private final IVirtualCameraCallback mCallback;
		@@ -568,4 +593,211 @@ public final class VirtualCameraConfig implements Parcelable {
		default -> false;
		};
		}

		// Set the default keys and values necessary for a valid and usable CameraCharacteristics
		@NonNull
		private static CameraCharacteristics getDefaultVirtualCameraCharacteristics() {
		if (!Flags.virtualCameraMetadata()) {
		return new CameraCharacteristics(new CameraMetadataNative());
		}

		List<CameraCharacteristics.Key<?>> availableCharacteristicsKeys = List.of(
		CameraCharacteristics.INFO_SUPPORTED_HARDWARE_LEVEL,
		CameraCharacteristics.FLASH_INFO_AVAILABLE, CameraCharacteristics.LENS_FACING,
		CameraCharacteristics.LENS_INFO_AVAILABLE_FOCAL_LENGTHS,
		CameraCharacteristics.SENSOR_ORIENTATION,
		CameraCharacteristics.SENSOR_READOUT_TIMESTAMP,
		CameraCharacteristics.SENSOR_INFO_TIMESTAMP_SOURCE,
		CameraCharacteristics.SENSOR_INFO_PHYSICAL_SIZE,
		CameraCharacteristics.COLOR_CORRECTION_AVAILABLE_ABERRATION_MODES,
		CameraCharacteristics.NOISE_REDUCTION_AVAILABLE_NOISE_REDUCTION_MODES,
		CameraCharacteristics.STATISTICS_INFO_AVAILABLE_FACE_DETECT_MODES,
		CameraCharacteristics.SCALER_AVAILABLE_STREAM_USE_CASES,
		CameraCharacteristics.SENSOR_AVAILABLE_TEST_PATTERN_MODES,
		CameraCharacteristics.SCALER_AVAILABLE_MAX_DIGITAL_ZOOM,
		CameraCharacteristics.CONTROL_AVAILABLE_MODES,
		CameraCharacteristics.CONTROL_AF_AVAILABLE_MODES,
		CameraCharacteristics.CONTROL_AVAILABLE_SCENE_MODES,
		CameraCharacteristics.CONTROL_AVAILABLE_EFFECTS,
		CameraCharacteristics.CONTROL_AVAILABLE_VIDEO_STABILIZATION_MODES,
		CameraCharacteristics.CONTROL_AE_AVAILABLE_MODES,
		CameraCharacteristics.CONTROL_AE_AVAILABLE_ANTIBANDING_MODES,
		CameraCharacteristics.CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES,
		CameraCharacteristics.CONTROL_AE_COMPENSATION_RANGE,
		CameraCharacteristics.CONTROL_AE_COMPENSATION_STEP,
		CameraCharacteristics.CONTROL_AWB_LOCK_AVAILABLE,
		CameraCharacteristics.CONTROL_AE_LOCK_AVAILABLE,
		CameraCharacteristics.CONTROL_AWB_AVAILABLE_MODES,
		CameraCharacteristics.CONTROL_ZOOM_RATIO_RANGE,
		CameraCharacteristics.SCALER_CROPPING_TYPE,
		CameraCharacteristics.JPEG_AVAILABLE_THUMBNAIL_SIZES,
		CameraCharacteristics.STATISTICS_INFO_MAX_FACE_COUNT,
		CameraCharacteristics.SENSOR_INFO_MAX_FRAME_DURATION,
		CameraCharacteristics.REQUEST_PARTIAL_RESULT_COUNT,
		CameraCharacteristics.REQUEST_PIPELINE_MAX_DEPTH,
		CameraCharacteristics.SYNC_MAX_LATENCY,
		CameraCharacteristics.REQUEST_AVAILABLE_CAPABILITIES,
		CameraCharacteristics.SENSOR_INFO_ACTIVE_ARRAY_SIZE,
		CameraCharacteristics.SENSOR_INFO_PIXEL_ARRAY_SIZE);

		List<CaptureRequest.Key<?>> availableCaptureRequestKeys = List.of(
		CaptureRequest.COLOR_CORRECTION_ABERRATION_MODE,
		CaptureRequest.CONTROL_CAPTURE_INTENT,
		CaptureRequest.CONTROL_AE_MODE,
		CaptureRequest.CONTROL_AE_EXPOSURE_COMPENSATION,
		CaptureRequest.CONTROL_AE_TARGET_FPS_RANGE,
		CaptureRequest.CONTROL_AE_ANTIBANDING_MODE,
		CaptureRequest.CONTROL_AE_PRECAPTURE_TRIGGER,
		CaptureRequest.CONTROL_AF_TRIGGER,
		CaptureRequest.CONTROL_AF_MODE,
		CaptureRequest.CONTROL_AWB_MODE,
		CaptureRequest.SCALER_CROP_REGION,
		CaptureRequest.CONTROL_EFFECT_MODE,
		CaptureRequest.CONTROL_MODE,
		CaptureRequest.CONTROL_SCENE_MODE,
		CaptureRequest.CONTROL_VIDEO_STABILIZATION_MODE,
		CaptureRequest.CONTROL_ZOOM_RATIO,
		CaptureRequest.FLASH_MODE,
		CaptureRequest.JPEG_THUMBNAIL_SIZE,
		CaptureRequest.JPEG_ORIENTATION,
		CaptureRequest.JPEG_QUALITY,
		CaptureRequest.JPEG_THUMBNAIL_QUALITY,
		CaptureRequest.JPEG_THUMBNAIL_SIZE,
		CaptureRequest.NOISE_REDUCTION_MODE,
		CaptureRequest.STATISTICS_FACE_DETECT_MODE);

		List<CaptureResult.Key<?>> availableCaptureResultKeys = List.of(
		CaptureResult.COLOR_CORRECTION_ABERRATION_MODE,
		CaptureResult.CONTROL_AE_ANTIBANDING_MODE,
		CaptureResult.CONTROL_AE_EXPOSURE_COMPENSATION,
		CaptureResult.CONTROL_AE_LOCK,
		CaptureResult.CONTROL_AE_MODE,
		CaptureResult.CONTROL_AE_PRECAPTURE_TRIGGER,
		CaptureResult.CONTROL_AE_STATE,
		CaptureResult.CONTROL_AE_TARGET_FPS_RANGE,
		CaptureResult.CONTROL_AF_MODE,
		CaptureResult.CONTROL_AF_STATE,
		CaptureResult.CONTROL_AF_TRIGGER,
		CaptureResult.CONTROL_AWB_LOCK,
		CaptureResult.CONTROL_AWB_MODE,
		CaptureResult.CONTROL_AWB_STATE,
		CaptureResult.CONTROL_CAPTURE_INTENT,
		CaptureResult.CONTROL_EFFECT_MODE,
		CaptureResult.CONTROL_MODE,
		CaptureResult.CONTROL_SCENE_MODE,
		CaptureResult.CONTROL_VIDEO_STABILIZATION_MODE,
		CaptureResult.STATISTICS_FACE_DETECT_MODE,
		CaptureResult.FLASH_MODE,
		CaptureResult.FLASH_STATE,
		CaptureResult.JPEG_THUMBNAIL_SIZE,
		CaptureResult.JPEG_QUALITY,
		CaptureResult.JPEG_THUMBNAIL_QUALITY,
		CaptureResult.LENS_FOCAL_LENGTH,
		CaptureResult.LENS_OPTICAL_STABILIZATION_MODE,
		CaptureResult.NOISE_REDUCTION_MODE,
		CaptureResult.REQUEST_PIPELINE_DEPTH,
		CaptureResult.SENSOR_TIMESTAMP,
		CaptureResult.STATISTICS_HOT_PIXEL_MAP_MODE,
		CaptureResult.STATISTICS_LENS_SHADING_MAP_MODE,
		CaptureResult.STATISTICS_SCENE_FLICKER);

		int cameraWidth = 640;
		int cameraHeight = 480;
		int minFps = 4;
		int maxFps = 30;
		int streamFormat = YUV_420_888;
		long minFrameDuration = 1_000_000_000L / maxFps;
		long minStallDuration = 0L;

		Size supportedSize = new Size(cameraWidth, cameraHeight);
		Range<Integer>[] supportedFpsRange = new Range[]{new Range<>(minFps, maxFps)};

		StreamConfiguration streamConfig = new StreamConfiguration(streamFormat, cameraWidth,
		cameraHeight, false);
		StreamConfigurationDuration streamMinFrameConfig = new StreamConfigurationDuration(
		streamFormat, cameraWidth, cameraHeight, minFrameDuration);
		StreamConfigurationDuration streamStallConfig = new StreamConfigurationDuration(
		streamFormat, cameraWidth, cameraHeight, minStallDuration);

		return new CameraCharacteristics.Builder()
		.set(CameraCharacteristics.INFO_SUPPORTED_HARDWARE_LEVEL,
		CameraCharacteristics.INFO_SUPPORTED_HARDWARE_LEVEL_EXTERNAL)
		.set(CameraCharacteristics.FLASH_INFO_AVAILABLE, false)
		.set(CameraCharacteristics.LENS_FACING, LENS_FACING_FRONT)
		.set(CameraCharacteristics.LENS_INFO_AVAILABLE_FOCAL_LENGTHS, new float[]{43.0f})
		.set(CameraCharacteristics.SENSOR_ORIENTATION, SENSOR_ORIENTATION_0)
		.set(CameraCharacteristics.SENSOR_READOUT_TIMESTAMP,
		CameraCharacteristics.SENSOR_READOUT_TIMESTAMP_NOT_SUPPORTED)
		.set(CameraCharacteristics.SENSOR_INFO_TIMESTAMP_SOURCE,
		CameraCharacteristics.SENSOR_INFO_TIMESTAMP_SOURCE_UNKNOWN)
		.set(CameraCharacteristics.SENSOR_INFO_PHYSICAL_SIZE,
		new SizeF(36.0f, 24.0f))
		.set(CameraCharacteristics.COLOR_CORRECTION_AVAILABLE_ABERRATION_MODES,
		new int[]{CameraCharacteristics.COLOR_CORRECTION_ABERRATION_MODE_OFF})
		.set(CameraCharacteristics.NOISE_REDUCTION_AVAILABLE_NOISE_REDUCTION_MODES,
		new int[]{CameraCharacteristics.NOISE_REDUCTION_MODE_OFF})
		.set(CameraCharacteristics.STATISTICS_INFO_AVAILABLE_FACE_DETECT_MODES,
		new int[]{CameraCharacteristics.STATISTICS_FACE_DETECT_MODE_OFF})
		.set(CameraCharacteristics.SCALER_AVAILABLE_STREAM_USE_CASES, new long[]{
		CameraCharacteristics.SCALER_AVAILABLE_STREAM_USE_CASES_DEFAULT,
		CameraCharacteristics.SCALER_AVAILABLE_STREAM_USE_CASES_PREVIEW,
		CameraCharacteristics.SCALER_AVAILABLE_STREAM_USE_CASES_STILL_CAPTURE,
		CameraCharacteristics.SCALER_AVAILABLE_STREAM_USE_CASES_VIDEO_RECORD,
		CameraCharacteristics.SCALER_AVAILABLE_STREAM_USE_CASES_PREVIEW_VIDEO_STILL,
		CameraCharacteristics.SCALER_AVAILABLE_STREAM_USE_CASES_VIDEO_CALL})
		.set(CameraCharacteristics.SENSOR_AVAILABLE_TEST_PATTERN_MODES,
		new int[]{CameraCharacteristics.SENSOR_TEST_PATTERN_MODE_OFF})
		.set(CameraCharacteristics.SCALER_AVAILABLE_MAX_DIGITAL_ZOOM, 1.0f)
		.set(CameraCharacteristics.CONTROL_AVAILABLE_MODES,
		new int[]{CameraCharacteristics.CONTROL_MODE_AUTO})
		.set(CameraCharacteristics.CONTROL_AF_AVAILABLE_MODES,
		new int[]{CameraCharacteristics.CONTROL_AF_MODE_OFF})
		.set(CameraCharacteristics.CONTROL_AVAILABLE_SCENE_MODES,
		new int[]{CameraCharacteristics.CONTROL_SCENE_MODE_DISABLED})
		.set(CameraCharacteristics.CONTROL_AVAILABLE_EFFECTS,
		new int[]{CameraCharacteristics.CONTROL_EFFECT_MODE_OFF})
		.set(CameraCharacteristics.CONTROL_AVAILABLE_VIDEO_STABILIZATION_MODES,
		new int[]{CameraCharacteristics.CONTROL_VIDEO_STABILIZATION_MODE_OFF})
		.set(CameraCharacteristics.CONTROL_AE_AVAILABLE_MODES,
		new int[]{CameraCharacteristics.CONTROL_AE_MODE_ON})
		.set(CameraCharacteristics.CONTROL_AE_AVAILABLE_ANTIBANDING_MODES,
		new int[]{CameraCharacteristics.CONTROL_AE_ANTIBANDING_MODE_AUTO})
		.set(CameraCharacteristics.CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES,
		supportedFpsRange)
		.set(CameraCharacteristics.CONTROL_MAX_REGIONS, new int[]{0, 0, 0})
		.set(CameraCharacteristics.CONTROL_AE_COMPENSATION_RANGE, new Range<>(0, 0))
		.set(CameraCharacteristics.CONTROL_AE_COMPENSATION_STEP, new Rational(0, 0))
		.set(CameraCharacteristics.CONTROL_AWB_LOCK_AVAILABLE, false)
		.set(CameraCharacteristics.CONTROL_AE_LOCK_AVAILABLE, false)
		.set(CameraCharacteristics.CONTROL_AWB_AVAILABLE_MODES,
		new int[]{CameraCharacteristics.CONTROL_AWB_MODE_AUTO})
		.set(CameraCharacteristics.CONTROL_ZOOM_RATIO_RANGE, new Range<>(1.0f, 1.0f))
		.set(CameraCharacteristics.SCALER_CROPPING_TYPE,
		CameraCharacteristics.SCALER_CROPPING_TYPE_CENTER_ONLY)
		.set(CameraCharacteristics.JPEG_AVAILABLE_THUMBNAIL_SIZES,
		new Size[]{supportedSize})
		.set(CameraCharacteristics.STATISTICS_INFO_MAX_FACE_COUNT, 0)
		.set(CameraCharacteristics.SENSOR_INFO_MAX_FRAME_DURATION, 1_000_000_000L)
		.set(CameraCharacteristics.REQUEST_MAX_NUM_OUTPUT_STREAMS, new int[]{0, 3, 1})
		.set(CameraCharacteristics.REQUEST_PARTIAL_RESULT_COUNT, 1)
		.set(CameraCharacteristics.REQUEST_PIPELINE_MAX_DEPTH, (byte) 2)
		.set(CameraCharacteristics.SYNC_MAX_LATENCY,
		CameraCharacteristics.SYNC_MAX_LATENCY_UNKNOWN)
		.set(CameraCharacteristics.REQUEST_AVAILABLE_CAPABILITIES, new int[]{
		CameraCharacteristics.REQUEST_AVAILABLE_CAPABILITIES_BACKWARD_COMPATIBLE})
		.set(CameraCharacteristics.SENSOR_INFO_ACTIVE_ARRAY_SIZE,
		new Rect(0, 0, cameraWidth, cameraHeight))
		.set(CameraCharacteristics.SENSOR_INFO_PIXEL_ARRAY_SIZE, supportedSize)
		// stream configurations
		.set(CameraCharacteristics.SCALER_AVAILABLE_STREAM_CONFIGURATIONS,
		new StreamConfiguration[]{streamConfig})
		.set(CameraCharacteristics.SCALER_AVAILABLE_MIN_FRAME_DURATIONS,
		new StreamConfigurationDuration[]{streamMinFrameConfig})
		.set(CameraCharacteristics.SCALER_AVAILABLE_STALL_DURATIONS,
		new StreamConfigurationDuration[]{streamStallConfig})
		.setAvailableCharacteristicsKeys(availableCharacteristicsKeys)
		.setAvailableCaptureRequestKeys(availableCaptureRequestKeys)
		.setAvailableCaptureResultKeys(availableCaptureResultKeys)
		.build();
		}
		}

core/java/android/hardware/camera2/CameraCharacteristics.java

+137 −0

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