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      1 /*
      2  * Copyright (C) 2019 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #ifndef ANDROID_HARDWARE_CAMERA_PROVIDER_V2_5_CAMERAPROVIDER_H
     18 #define ANDROID_HARDWARE_CAMERA_PROVIDER_V2_5_CAMERAPROVIDER_H
     19 
     20 #include <android/hardware/camera/provider/2.5/ICameraProvider.h>
     21 #include <hidl/Status.h>
     22 #include <hidl/MQDescriptor.h>
     23 
     24 namespace android {
     25 namespace hardware {
     26 namespace camera {
     27 namespace provider {
     28 namespace V2_5 {
     29 namespace implementation {
     30 
     31 using ::android::hardware::camera::common::V1_0::Status;
     32 using ::android::hardware::camera::provider::V2_5::ICameraProvider;
     33 using ::android::hardware::camera::provider::V2_4::ICameraProviderCallback;
     34 using ::android::hardware::Return;
     35 using ::android::hardware::hidl_string;
     36 using ::android::sp;
     37 
     38 // Default recommended RPC thread count for camera provider implementations
     39 const int HWBINDER_THREAD_COUNT = 6;
     40 
     41 template<typename IMPL>
     42 struct CameraProvider : public ICameraProvider {
     43     CameraProvider() : impl() {}
     44     ~CameraProvider() {}
     45 
     46     // Caller must use this method to check if CameraProvider ctor failed
     47     bool isInitFailed() { return impl.isInitFailed(); }
     48 
     49     // Methods from ::android::hardware::camera::provider::V2_4::ICameraProvider follow.
     50     Return<Status> setCallback(const sp<ICameraProviderCallback>& callback) override {
     51         return impl.setCallback(callback);
     52     }
     53 
     54     Return<void> getVendorTags(getVendorTags_cb _hidl_cb) override {
     55         return impl.getVendorTags(_hidl_cb);
     56     }
     57 
     58     Return<void> getCameraIdList(getCameraIdList_cb _hidl_cb) override {
     59         return impl.getCameraIdList(_hidl_cb);
     60     }
     61 
     62     Return<void> isSetTorchModeSupported(isSetTorchModeSupported_cb _hidl_cb) override {
     63         return impl.isSetTorchModeSupported(_hidl_cb);
     64     }
     65 
     66     Return<void> getCameraDeviceInterface_V1_x(
     67             const hidl_string& cameraDeviceName,
     68             getCameraDeviceInterface_V1_x_cb _hidl_cb) override {
     69         return impl.getCameraDeviceInterface_V1_x(cameraDeviceName, _hidl_cb);
     70     }
     71 
     72     Return<void> getCameraDeviceInterface_V3_x(
     73             const hidl_string& cameraDeviceName,
     74             getCameraDeviceInterface_V3_x_cb _hidl_cb) override {
     75         return impl.getCameraDeviceInterface_V3_x(cameraDeviceName, _hidl_cb);
     76     }
     77 
     78     // Methods from ::android::hardware::camera::provider::V2_5::ICameraProvider follow.
     79     Return<void> notifyDeviceStateChange(hardware::hidl_bitfield<DeviceState> newState) override {
     80         return impl.notifyDeviceStateChange(newState);
     81     }
     82 
     83 private:
     84     IMPL impl;
     85 };
     86 
     87 }  // namespace implementation
     88 }  // namespace V2_5
     89 }  // namespace provider
     90 }  // namespace camera
     91 }  // namespace hardware
     92 }  // namespace android
     93 
     94 #endif  // ANDROID_HARDWARE_CAMERA_PROVIDER_V2_5_CAMERAPROVIDER_H
     95