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/*
* Copyright (C) 2008 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 ANDROID_HARDWARE_ICAMERASERVICE_H
#define ANDROID_HARDWARE_ICAMERASERVICE_H
#include <utils/RefBase.h>
#include <binder/IInterface.h>
#include <binder/Parcel.h>
namespace android {
class ICamera;
class ICameraClient;
class IProCameraUser;
class IProCameraCallbacks;
class ICameraServiceListener;
class ICameraDeviceUser;
class ICameraDeviceCallbacks;
class CameraMetadata;
class VendorTagDescriptor;
class String16;
class ICameraService : public IInterface
{
public:
/**
* Keep up-to-date with ICameraService.aidl in frameworks/base
*/
enum {
GET_NUMBER_OF_CAMERAS = IBinder::FIRST_CALL_TRANSACTION,
GET_CAMERA_INFO,
CONNECT,
CONNECT_PRO,
CONNECT_DEVICE,
ADD_LISTENER,
REMOVE_LISTENER,
GET_CAMERA_CHARACTERISTICS,
GET_CAMERA_VENDOR_TAG_DESCRIPTOR,
GET_LEGACY_PARAMETERS,
SUPPORTS_CAMERA_API,
};
enum {
USE_CALLING_UID = -1
};
enum {
API_VERSION_1 = 1,
API_VERSION_2 = 2,
};
public:
DECLARE_META_INTERFACE(CameraService);
virtual int32_t getNumberOfCameras() = 0;
virtual status_t getCameraInfo(int cameraId,
/*out*/
struct CameraInfo* cameraInfo) = 0;
virtual status_t getCameraCharacteristics(int cameraId,
/*out*/
CameraMetadata* cameraInfo) = 0;
virtual status_t getCameraVendorTagDescriptor(
/*out*/
sp<VendorTagDescriptor>& desc) = 0;
// Returns 'OK' if operation succeeded
// - Errors: ALREADY_EXISTS if the listener was already added
virtual status_t addListener(const sp<ICameraServiceListener>& listener)
= 0;
// Returns 'OK' if operation succeeded
// - Errors: BAD_VALUE if specified listener was not in the listener list
virtual status_t removeListener(const sp<ICameraServiceListener>& listener)
= 0;
/**
* clientPackageName and clientUid are used for permissions checking. if
* clientUid == USE_CALLING_UID, then the calling UID is used instead. Only
* trusted callers can set a clientUid other than USE_CALLING_UID.
*/
virtual status_t connect(const sp<ICameraClient>& cameraClient,
int cameraId,
const String16& clientPackageName,
int clientUid,
/*out*/
sp<ICamera>& device) = 0;
virtual status_t connectPro(const sp<IProCameraCallbacks>& cameraCb,
int cameraId,
const String16& clientPackageName,
int clientUid,
/*out*/
sp<IProCameraUser>& device) = 0;
virtual status_t connectDevice(
const sp<ICameraDeviceCallbacks>& cameraCb,
int cameraId,
const String16& clientPackageName,
int clientUid,
/*out*/
sp<ICameraDeviceUser>& device) = 0;
virtual status_t getLegacyParameters(
int cameraId,
/*out*/
String16* parameters) = 0;
/**
* Returns OK if device supports camera2 api,
* returns -EOPNOTSUPP if it doesn't.
*/
virtual status_t supportsCameraApi(
int cameraId, int apiVersion) = 0;
};
// ----------------------------------------------------------------------------
class BnCameraService: public BnInterface<ICameraService>
{
public:
virtual status_t onTransact( uint32_t code,
const Parcel& data,
Parcel* reply,
uint32_t flags = 0);
};
}; // namespace android
#endif
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