85 lines
2.7 KiB
C++
85 lines
2.7 KiB
C++
/*
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* Copyright (C) 2014-2017 Intel Corporation
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* Copyright (c) 2017, Fuzhou Rockchip Electronics Co., Ltd
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef _CAMERA3_HAL_ICAMERAHW_H_
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#define _CAMERA3_HAL_ICAMERAHW_H_
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#include <vector>
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#include "hardware/camera3.h"
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#include "Camera3Request.h"
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#define HW_PIPELINE_MAX_DEPTH 4
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NAMESPACE_DECLARATION {
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class IErrorCallback;
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class ICameraHw {
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public:
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static ICameraHw * createCameraHW(int cameraId);
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virtual ~ICameraHw(){};
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virtual status_t init(void) = 0;
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virtual const camera_metadata_t * getDefaultRequestSettings(int type) = 0;
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/*
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1. check if ISP mode need be changed or streams need be re-bound
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2. configure ISP and configure HW streams.
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3. if settings is not nullptr,
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check if additional streams need be bound
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set parameters
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send to AAAprocessor/....
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*/
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virtual status_t processRequest(Camera3Request* request,
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int inFlightCount) = 0;
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virtual status_t preProcessRequest(Camera3Request* request,
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int inFlightCount) = 0;
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virtual status_t flush() = 0;
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/**
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* bindStreams
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*
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* used at configure_streams time to match the logical streams with one of
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* the physical streams. This binding will be evaluated on a per request
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* basis later on.
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*/
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virtual status_t bindStreams(std::vector<CameraStreamNode *> activeStreams) = 0;
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/**
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* Configure the streams that framework expects :
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* - gralloc usage flags
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* - max buffers per stream
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*/
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virtual status_t configStreams(std::vector<camera3_stream_t*> &activeStreams,
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uint32_t operation_mode = 0) = 0;
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/**
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* when hardware error happens, device error
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* will be sent out via the IErrorCallback which belongs to ResultProcessor.
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* before the ResultProcessor be terminated, set nullptr in the function.
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*/
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virtual void registerErrorCallback(IErrorCallback* errCb) = 0;
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/**
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* For debugging
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*/
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virtual void dump(int fd) = 0;
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};
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} NAMESPACE_DECLARATION_END
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#endif /* _CAMERA3_HAL_ICAMERAHW_H_ */
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