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129 lines
4.2 KiB
129 lines
4.2 KiB
/*
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* Copyright (C) 2016 The Android Open Source Project
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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 _ACAMERA_CAPTURE_SESSION_H
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#define _ACAMERA_CAPTURE_SESSION_H
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#include <set>
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#include <string>
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#include <hardware/camera3.h>
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#include <camera/NdkCameraDevice.h>
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#ifdef __ANDROID_VNDK__
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#include "ndk_vendor/impl/ACameraDevice.h"
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#include "ndk_vendor/impl/ACameraCaptureSessionVendor.h"
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#else
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#include "ACameraDevice.h"
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using namespace android;
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struct ACaptureSessionOutput {
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explicit ACaptureSessionOutput(ACameraWindowType* window, bool isShared = false,
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const char* physicalCameraId = "") :
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mWindow(window), mIsShared(isShared), mPhysicalCameraId(physicalCameraId) {};
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bool operator == (const ACaptureSessionOutput& other) const {
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return mWindow == other.mWindow;
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}
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bool operator != (const ACaptureSessionOutput& other) const {
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return mWindow != other.mWindow;
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}
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bool operator < (const ACaptureSessionOutput& other) const {
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return mWindow < other.mWindow;
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}
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bool operator > (const ACaptureSessionOutput& other) const {
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return mWindow > other.mWindow;
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}
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ACameraWindowType* mWindow;
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std::set<ACameraWindowType *> mSharedWindows;
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bool mIsShared;
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int mRotation = CAMERA3_STREAM_ROTATION_0;
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std::string mPhysicalCameraId;
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};
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#endif
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struct ACaptureSessionOutputContainer {
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std::set<ACaptureSessionOutput> mOutputs;
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};
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/**
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* ACameraCaptureSession opaque struct definition
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* Leave outside of android namespace because it's NDK struct
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*/
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struct ACameraCaptureSession : public RefBase {
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public:
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ACameraCaptureSession(
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int id,
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const ACaptureSessionOutputContainer* outputs,
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const ACameraCaptureSession_stateCallbacks* cb,
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android::acam::CameraDevice* device) :
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mId(id), mOutput(*outputs), mUserSessionCallback(*cb),
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mDevice(device) {}
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// This can be called in app calling close() or after some app callback is finished
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// Make sure the caller does not hold device or session lock!
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~ACameraCaptureSession();
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// No API except Session_Close will work if device is closed
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// A session will enter closed state when one of the following happens:
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// 1. Explicitly closed by app
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// 2. Replaced by a newer session
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// 3. Device is closed
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bool isClosed() { Mutex::Autolock _l(mSessionLock); return mIsClosed; }
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// Close the session and mark app no longer need this session.
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void closeByApp();
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camera_status_t stopRepeating();
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camera_status_t abortCaptures();
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template<class T>
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camera_status_t setRepeatingRequest(
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/*optional*/T* cbs,
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int numRequests, ACaptureRequest** requests,
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/*optional*/int* captureSequenceId);
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template<class T>
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camera_status_t capture(
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/*optional*/T* cbs,
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int numRequests, ACaptureRequest** requests,
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/*optional*/int* captureSequenceId);
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camera_status_t updateOutputConfiguration(ACaptureSessionOutput *output);
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ACameraDevice* getDevice();
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private:
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friend class android::acam::CameraDevice;
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// Close session because app close camera device, camera device got ERROR_DISCONNECTED,
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// or a new session is replacing this session.
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void closeByDevice();
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sp<android::acam::CameraDevice> getDeviceSp();
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const int mId;
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const ACaptureSessionOutputContainer mOutput;
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const ACameraCaptureSession_stateCallbacks mUserSessionCallback;
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const wp<android::acam::CameraDevice> mDevice;
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bool mIsClosed = false;
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bool mClosedByApp = false;
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Mutex mSessionLock;
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};
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#endif // _ACAMERA_CAPTURE_SESSION_H
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