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/*
* Copyright (C) 2013 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_PHOTOGRAPHY_ICAMERADEVICEUSER_H
#define ANDROID_HARDWARE_PHOTOGRAPHY_ICAMERADEVICEUSER_H
#include <binder/IInterface.h>
#include <binder/Parcel.h>
#include <utils/List.h>
struct camera_metadata;
namespace android {
class ICameraDeviceUserClient;
class IGraphicBufferProducer;
class Surface;
class CaptureRequest;
class CameraMetadata;
enum {
NO_IN_FLIGHT_REPEATING_FRAMES = -1,
};
class ICameraDeviceUser : public IInterface
{
/**
* Keep up-to-date with ICameraDeviceUser.aidl in frameworks/base
*/
public:
DECLARE_META_INTERFACE(CameraDeviceUser);
virtual void disconnect() = 0;
/**
* Request Handling
**/
/**
* For streaming requests, output lastFrameNumber is the last frame number
* of the previous repeating request.
* For non-streaming requests, output lastFrameNumber is the expected last
* frame number of the current request.
*/
virtual int submitRequest(sp<CaptureRequest> request,
bool streaming = false,
/*out*/
int64_t* lastFrameNumber = NULL) = 0;
/**
* For streaming requests, output lastFrameNumber is the last frame number
* of the previous repeating request.
* For non-streaming requests, output lastFrameNumber is the expected last
* frame number of the current request.
*/
virtual int submitRequestList(List<sp<CaptureRequest> > requestList,
bool streaming = false,
/*out*/
int64_t* lastFrameNumber = NULL) = 0;
/**
* Output lastFrameNumber is the last frame number of the previous repeating request.
*/
virtual status_t cancelRequest(int requestId,
/*out*/
int64_t* lastFrameNumber = NULL) = 0;
/**
* Begin the device configuration.
*
* <p>
* beginConfigure must be called before any call to deleteStream, createStream,
* or endConfigure. It is not valid to call this when the device is not idle.
* <p>
*/
virtual status_t beginConfigure() = 0;
/**
* End the device configuration.
*
* <p>
* endConfigure must be called after stream configuration is complete (i.e. after
* a call to beginConfigure and subsequent createStream/deleteStream calls). This
* must be called before any requests can be submitted.
* <p>
*/
virtual status_t endConfigure() = 0;
virtual status_t deleteStream(int streamId) = 0;
virtual status_t createStream(
int width, int height, int format,
const sp<IGraphicBufferProducer>& bufferProducer) = 0;
// Create a request object from a template.
virtual status_t createDefaultRequest(int templateId,
/*out*/
CameraMetadata* request) = 0;
// Get static camera metadata
virtual status_t getCameraInfo(/*out*/
CameraMetadata* info) = 0;
// Wait until all the submitted requests have finished processing
virtual status_t waitUntilIdle() = 0;
/**
* Flush all pending and in-progress work as quickly as possible.
* Output lastFrameNumber is the last frame number of the previous repeating request.
*/
virtual status_t flush(/*out*/
int64_t* lastFrameNumber = NULL) = 0;
};
// ----------------------------------------------------------------------------
class BnCameraDeviceUser: public BnInterface<ICameraDeviceUser>
{
public:
virtual status_t onTransact( uint32_t code,
const Parcel& data,
Parcel* reply,
uint32_t flags = 0);
};
}; // namespace android
#endif
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