| /* |
| * Copyright 2019 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.camera2.internal.compat; |
| |
| import android.hardware.camera2.CameraAccessException; |
| import android.hardware.camera2.CameraCaptureSession; |
| import android.hardware.camera2.CameraDevice; |
| import android.hardware.camera2.params.InputConfiguration; |
| import android.os.Handler; |
| |
| import androidx.annotation.NonNull; |
| import androidx.annotation.Nullable; |
| import androidx.annotation.RequiresApi; |
| import androidx.camera.camera2.internal.compat.params.InputConfigurationCompat; |
| import androidx.camera.camera2.internal.compat.params.OutputConfigurationCompat; |
| import androidx.camera.camera2.internal.compat.params.SessionConfigurationCompat; |
| import androidx.core.util.Preconditions; |
| |
| import java.util.List; |
| |
| @RequiresApi(24) |
| class CameraDeviceCompatApi24Impl extends CameraDeviceCompatApi23Impl { |
| |
| CameraDeviceCompatApi24Impl(@NonNull CameraDevice cameraDevice, @Nullable Object implParams) { |
| super(cameraDevice, implParams); |
| } |
| |
| static CameraDeviceCompatApi24Impl create(@NonNull CameraDevice cameraDevice, |
| @NonNull Handler compatHandler) { |
| return new CameraDeviceCompatApi24Impl(cameraDevice, |
| new CameraDeviceCompatBaseImpl.CameraDeviceCompatParamsApi21(compatHandler)); |
| } |
| |
| @Override |
| public void createCaptureSession(@NonNull SessionConfigurationCompat config) |
| throws CameraAccessException { |
| checkPreconditions(mCameraDevice, config); |
| |
| // Wrap the executor in the callback |
| CameraCaptureSession.StateCallback cb = |
| new CameraCaptureSessionCompat.StateCallbackExecutorWrapper( |
| config.getExecutor(), config.getStateCallback()); |
| |
| // Convert the OutputConfigurations to surfaces |
| List<OutputConfigurationCompat> outputs = config.getOutputConfigurations(); |
| |
| CameraDeviceCompatParamsApi21 params = (CameraDeviceCompatParamsApi21) mImplParams; |
| Handler handler = Preconditions.checkNotNull(params).mCompatHandler; |
| |
| InputConfigurationCompat inputConfigCompat = config.getInputConfiguration(); |
| if (inputConfigCompat != null) { |
| // Client is requesting a reprocessable capture session |
| InputConfiguration inputConfig = (InputConfiguration) inputConfigCompat.unwrap(); |
| |
| Preconditions.checkNotNull(inputConfig); |
| // Use OutputConfigurations on this API level |
| mCameraDevice.createReprocessableCaptureSessionByConfigurations(inputConfig, |
| SessionConfigurationCompat.transformFromCompat(outputs), cb, handler); |
| } else if (config.getSessionType() == SessionConfigurationCompat.SESSION_HIGH_SPEED) { |
| // Client is requesting a high speed capture session |
| mCameraDevice.createConstrainedHighSpeedCaptureSession(unpackSurfaces(outputs), cb, |
| handler); |
| } else { |
| // Fall back to a normal capture session (created from OutputConfigurations) |
| mCameraDevice.createCaptureSessionByOutputConfigurations( |
| SessionConfigurationCompat.transformFromCompat(outputs), cb, handler); |
| } |
| } |
| } |