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/*
* Copyright (C) 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.
*/
#ifndef HARDWARE_GOOGLE_CAMERA_HAL_HIDL_SERVICE_HIDL_CAMERA_PROVIDER_H_
#define HARDWARE_GOOGLE_CAMERA_HAL_HIDL_SERVICE_HIDL_CAMERA_PROVIDER_H_
#include <android/hardware/camera/provider/2.6/ICameraProviderCallback.h>
#include <android/hardware/camera/provider/2.7/ICameraProvider.h>
#include <regex>
#include "camera_provider.h"
namespace android {
namespace hardware {
namespace camera {
namespace provider {
namespace V2_7 {
namespace implementation {
using ::android::sp;
using ::android::hardware::hidl_string;
using ::android::hardware::hidl_vec;
using ::android::hardware::Return;
using ::android::hardware::camera::common::V1_0::Status;
using ::android::hardware::camera::provider::V2_4::ICameraProviderCallback;
using ::android::hardware::camera::provider::V2_5::DeviceState;
using ::android::hardware::camera::provider::V2_7::CameraIdAndStreamCombination;
using ::android::hardware::camera::provider::V2_7::ICameraProvider;
using ::android::google_camera_hal::CameraProvider;
// HidlCameraProvider implements the HIDL camera provider interface,
// ICameraProvider, to enumerate the available individual camera devices
// in the system, and provide updates about changes to device status.
class HidlCameraProvider : public ICameraProvider {
public:
static const std::string kProviderName;
static android::sp<HidlCameraProvider> Create();
virtual ~HidlCameraProvider() = default;
// Override functions in ICameraProvider.
Return<Status> setCallback(
const sp<ICameraProviderCallback>& callback) override;
Return<void> getVendorTags(getVendorTags_cb _hidl_cb) override;
Return<void> getCameraIdList(getCameraIdList_cb _hidl_cb) override;
Return<void> isSetTorchModeSupported(
isSetTorchModeSupported_cb _hidl_cb) override;
Return<void> getConcurrentStreamingCameraIds(
getConcurrentStreamingCameraIds_cb _hidl_cb) override;
Return<void> isConcurrentStreamCombinationSupported(
const hidl_vec<V2_6::CameraIdAndStreamCombination>& configs,
isConcurrentStreamCombinationSupported_cb _hidl_cb) override;
Return<void> isConcurrentStreamCombinationSupported_2_7(
const hidl_vec<CameraIdAndStreamCombination>& configs,
isConcurrentStreamCombinationSupported_cb _hidl_cb) override;
Return<void> getCameraDeviceInterface_V1_x(
const hidl_string& cameraDeviceName,
getCameraDeviceInterface_V1_x_cb _hidl_cb) override;
Return<void> getCameraDeviceInterface_V3_x(
const hidl_string& cameraDeviceName,
getCameraDeviceInterface_V3_x_cb _hidl_cb) override;
Return<void> notifyDeviceStateChange(
hardware::hidl_bitfield<DeviceState> newState) override;
// End of override functions in ICameraProvider.
protected:
HidlCameraProvider() = default;
private:
static const std::regex kDeviceNameRegex;
status_t Initialize();
// Parse device version and camera ID.
bool ParseDeviceName(const hidl_string& device_name,
std::string* device_version, std::string* camera_id);
std::mutex callbacks_lock_;
sp<ICameraProviderCallback> callbacks_;
std::unique_ptr<CameraProvider> google_camera_provider_;
google_camera_hal::CameraProviderCallback camera_provider_callback_;
};
} // namespace implementation
} // namespace V2_7
} // namespace provider
} // namespace camera
} // namespace hardware
} // namespace android
#endif // HARDWARE_GOOGLE_CAMERA_HAL_HIDL_SERVICE_HIDL_CAMERA_PROVIDER_H_
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