ACameraDevice.h revision 6e2353b814ae81d7c69f38fbd65467c48f3000bf
10dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh/* 20dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh * Copyright (C) 2015 The Android Open Source Project 30dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh * 40dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh * Licensed under the Apache License, Version 2.0 (the "License"); 50dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh * you may not use this file except in compliance with the License. 60dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh * You may obtain a copy of the License at 70dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh * 80dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh * http://www.apache.org/licenses/LICENSE-2.0 90dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh * 100dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh * Unless required by applicable law or agreed to in writing, software 110dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh * distributed under the License is distributed on an "AS IS" BASIS, 120dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 130dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh * See the License for the specific language governing permissions and 140dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh * limitations under the License. 150dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh */ 160dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh#ifndef _ACAMERA_DEVICE_H 170dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh#define _ACAMERA_DEVICE_H 180dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 190dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh#include <memory> 20ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh#include <map> 21ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh#include <set> 220dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh#include <atomic> 23e081c59aeb309f5d91b99c433fc252e4570d4db8Yin-Chia Yeh#include <utility> 240dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh#include <utils/StrongPointer.h> 250dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh#include <utils/Mutex.h> 260dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh#include <utils/String8.h> 27ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh#include <utils/List.h> 28ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh#include <utils/Vector.h> 290dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 30d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala#include <android/hardware/camera2/BnCameraDeviceCallbacks.h> 31d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala#include <android/hardware/camera2/ICameraDeviceUser.h> 320dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh#include <media/stagefright/foundation/ALooper.h> 330dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh#include <media/stagefright/foundation/AHandler.h> 340dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh#include <media/stagefright/foundation/AMessage.h> 35ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh#include <camera/CaptureResult.h> 36ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh#include <camera/camera2/OutputConfiguration.h> 37ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh#include <camera/camera2/CaptureRequest.h> 380dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 391861819f4d0c52617039ff5e4abdffb1e69c166bColin Cross#include <camera/NdkCameraDevice.h> 400dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh#include "ACameraMetadata.h" 410dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 420dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yehnamespace android { 430dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 44d21c46b3cc97497be689c344046b51cba00aa4b5Yin-Chia Yeh// Wrap ACameraCaptureFailure so it can be ref-counted 45ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yehstruct CameraCaptureFailure : public RefBase, public ACameraCaptureFailure {}; 46ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh 47ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yehclass CameraDevice final : public RefBase { 480dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh public: 490dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh CameraDevice(const char* id, ACameraDevice_StateCallbacks* cb, 500dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh std::unique_ptr<ACameraMetadata> chars, 510dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh ACameraDevice* wrapper); 520dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh ~CameraDevice(); 530dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 540dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh inline const char* getId() const { return mCameraId.string(); } 550dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 560dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh camera_status_t createCaptureRequest( 570dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh ACameraDevice_request_template templateId, 580dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh ACaptureRequest** request) const; 590dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 60ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh camera_status_t createCaptureSession( 61ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh const ACaptureSessionOutputContainer* outputs, 62ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh const ACameraCaptureSession_stateCallbacks* callbacks, 63ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh /*out*/ACameraCaptureSession** session); 64ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh 650dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh // Callbacks from camera service 66d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala class ServiceCallback : public hardware::camera2::BnCameraDeviceCallbacks { 670dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh public: 68d19d994770a04f02c204affd29985c5aeaa58baaChih-Hung Hsieh explicit ServiceCallback(CameraDevice* device) : mDevice(device) {} 69d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala binder::Status onDeviceError(int32_t errorCode, 700dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh const CaptureResultExtras& resultExtras) override; 71d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala binder::Status onDeviceIdle() override; 72d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala binder::Status onCaptureStarted(const CaptureResultExtras& resultExtras, 730dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh int64_t timestamp) override; 74d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala binder::Status onResultReceived(const CameraMetadata& metadata, 750dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh const CaptureResultExtras& resultExtras) override; 76d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala binder::Status onPrepared(int streamId) override; 779d06601e54848f076b7472a376c672215cd70c46Shuzhen Wang binder::Status onRequestQueueEmpty() override; 78e8c535e833ed135895e99ca81aa3b85d80d7cf3cChien-Yu Chen binder::Status onRepeatingRequestError(int64_t lastFrameNumber) override; 790dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh private: 800dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh const wp<CameraDevice> mDevice; 810dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh }; 82d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala inline sp<hardware::camera2::ICameraDeviceCallbacks> getServiceCallback() { 83d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala return mServiceCallback; 84d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala }; 850dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 860dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh // Camera device is only functional after remote being set 87d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala void setRemoteDevice(sp<hardware::camera2::ICameraDeviceUser> remote); 880dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 89ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh inline ACameraDevice* getWrapper() const { return mWrapper; }; 90ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh 910dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh private: 92ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh friend ACameraCaptureSession; 930dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh camera_status_t checkCameraClosedOrErrorLocked() const; 940dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 95ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh // device goes into fatal error state after this 96ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh void setCameraDeviceErrorLocked(camera_status_t error); 97ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh 986e2353b814ae81d7c69f38fbd65467c48f3000bfYin-Chia Yeh void disconnectLocked(sp<ACameraCaptureSession>& session); // disconnect from camera service 99ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh 100ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh camera_status_t stopRepeatingLocked(); 101ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh 102309d05d030903e7849affd60c58d4236147aa390Yin-Chia Yeh camera_status_t flushLocked(ACameraCaptureSession*); 103309d05d030903e7849affd60c58d4236147aa390Yin-Chia Yeh 104ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh camera_status_t waitUntilIdleLocked(); 105ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh 106ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh 107ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh camera_status_t captureLocked(sp<ACameraCaptureSession> session, 108ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh /*optional*/ACameraCaptureSession_captureCallbacks* cbs, 109ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh int numRequests, ACaptureRequest** requests, 110ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh /*optional*/int* captureSequenceId); 111ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh 112ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh camera_status_t setRepeatingRequestsLocked(sp<ACameraCaptureSession> session, 113ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh /*optional*/ACameraCaptureSession_captureCallbacks* cbs, 114ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh int numRequests, ACaptureRequest** requests, 115ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh /*optional*/int* captureSequenceId); 116ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh 117ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh camera_status_t submitRequestsLocked( 118ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh sp<ACameraCaptureSession> session, 119ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh /*optional*/ACameraCaptureSession_captureCallbacks* cbs, 120ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh int numRequests, ACaptureRequest** requests, 121ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh /*out*/int* captureSequenceId, 122ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh bool isRepeating); 123ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh 124ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh static camera_status_t allocateCaptureRequest( 125ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh const ACaptureRequest* request, sp<CaptureRequest>& outReq); 126ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh 127ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh static ACaptureRequest* allocateACaptureRequest(sp<CaptureRequest>& req); 128ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh static void freeACaptureRequest(ACaptureRequest*); 129ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh 130ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh // only For session to hold device lock 131ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh // Always grab device lock before grabbing session lock 132ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh void lockDeviceForSessionOps() const { mDeviceLock.lock(); }; 133ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh void unlockDevice() const { mDeviceLock.unlock(); }; 134ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh 135ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh // For capture session to notify its end of life 136ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh void notifySessionEndOfLifeLocked(ACameraCaptureSession* session); 137ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh 138ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh camera_status_t configureStreamsLocked(const ACaptureSessionOutputContainer* outputs); 139ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh 1406e2353b814ae81d7c69f38fbd65467c48f3000bfYin-Chia Yeh // Input message will be posted and cleared after this returns 1416e2353b814ae81d7c69f38fbd65467c48f3000bfYin-Chia Yeh void postSessionMsgAndCleanup(sp<AMessage>& msg); 1426e2353b814ae81d7c69f38fbd65467c48f3000bfYin-Chia Yeh 143e081c59aeb309f5d91b99c433fc252e4570d4db8Yin-Chia Yeh static camera_status_t getIGBPfromAnw( 144e081c59aeb309f5d91b99c433fc252e4570d4db8Yin-Chia Yeh ANativeWindow* anw, sp<IGraphicBufferProducer>& out); 145ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh 146ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh static camera_status_t getSurfaceFromANativeWindow( 147ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh ANativeWindow* anw, sp<Surface>& out); 1480dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 1490dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh mutable Mutex mDeviceLock; 1500dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh const String8 mCameraId; // Camera ID 1510dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh const ACameraDevice_StateCallbacks mAppCallbacks; // Callback to app 1520dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh const std::unique_ptr<ACameraMetadata> mChars; // Camera characteristics 1530dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh const sp<ServiceCallback> mServiceCallback; 1540dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh ACameraDevice* mWrapper; 1550dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 156e081c59aeb309f5d91b99c433fc252e4570d4db8Yin-Chia Yeh // stream id -> pair of (ANW* from application, OutputConfiguration used for camera service) 157e081c59aeb309f5d91b99c433fc252e4570d4db8Yin-Chia Yeh std::map<int, std::pair<ANativeWindow*, OutputConfiguration>> mConfiguredOutputs; 158ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh 1590dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh // TODO: maybe a bool will suffice for synchronous implementation? 1600dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh std::atomic_bool mClosing; 1610dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh inline bool isClosed() { return mClosing; } 1620dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 163309d05d030903e7849affd60c58d4236147aa390Yin-Chia Yeh bool mInError = false; 164309d05d030903e7849affd60c58d4236147aa390Yin-Chia Yeh camera_status_t mError = ACAMERA_OK; 1650dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh void onCaptureErrorLocked( 166d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala int32_t errorCode, 1670dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh const CaptureResultExtras& resultExtras); 1680dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 169309d05d030903e7849affd60c58d4236147aa390Yin-Chia Yeh bool mIdle = true; 170ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh // This will avoid a busy session being deleted before it's back to idle state 171ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh sp<ACameraCaptureSession> mBusySession; 1720dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 173d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala sp<hardware::camera2::ICameraDeviceUser> mRemote; 1740dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 1750dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh // Looper thread to handle callback to app 1760dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh sp<ALooper> mCbLooper; 1770dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh // definition of handler and message 1780dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh enum { 179ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh // Device state callbacks 180e081c59aeb309f5d91b99c433fc252e4570d4db8Yin-Chia Yeh kWhatOnDisconnected, // onDisconnected 181e081c59aeb309f5d91b99c433fc252e4570d4db8Yin-Chia Yeh kWhatOnError, // onError 182ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh // Session state callbacks 183e081c59aeb309f5d91b99c433fc252e4570d4db8Yin-Chia Yeh kWhatSessionStateCb, // onReady, onActive 184ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh // Capture callbacks 185e081c59aeb309f5d91b99c433fc252e4570d4db8Yin-Chia Yeh kWhatCaptureStart, // onCaptureStarted 186e081c59aeb309f5d91b99c433fc252e4570d4db8Yin-Chia Yeh kWhatCaptureResult, // onCaptureProgressed, onCaptureCompleted 187e081c59aeb309f5d91b99c433fc252e4570d4db8Yin-Chia Yeh kWhatCaptureFail, // onCaptureFailed 188e081c59aeb309f5d91b99c433fc252e4570d4db8Yin-Chia Yeh kWhatCaptureSeqEnd, // onCaptureSequenceCompleted 189e081c59aeb309f5d91b99c433fc252e4570d4db8Yin-Chia Yeh kWhatCaptureSeqAbort, // onCaptureSequenceAborted 1906e2353b814ae81d7c69f38fbd65467c48f3000bfYin-Chia Yeh kWhatCaptureBufferLost,// onCaptureBufferLost 1916e2353b814ae81d7c69f38fbd65467c48f3000bfYin-Chia Yeh // Internal cleanup 1926e2353b814ae81d7c69f38fbd65467c48f3000bfYin-Chia Yeh kWhatCleanUpSessions // Cleanup cached sp<ACameraCaptureSession> 1930dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh }; 1940dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh static const char* kContextKey; 1950dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh static const char* kDeviceKey; 1960dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh static const char* kErrorCodeKey; 197ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh static const char* kCallbackFpKey; 198ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh static const char* kSessionSpKey; 199ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh static const char* kCaptureRequestKey; 200ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh static const char* kTimeStampKey; 201ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh static const char* kCaptureResultKey; 202ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh static const char* kCaptureFailureKey; 203ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh static const char* kSequenceIdKey; 204ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh static const char* kFrameNumberKey; 205e081c59aeb309f5d91b99c433fc252e4570d4db8Yin-Chia Yeh static const char* kAnwKey; 2066e2353b814ae81d7c69f38fbd65467c48f3000bfYin-Chia Yeh 2070dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh class CallbackHandler : public AHandler { 2080dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh public: 2090dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh void onMessageReceived(const sp<AMessage> &msg) override; 2106e2353b814ae81d7c69f38fbd65467c48f3000bfYin-Chia Yeh 2116e2353b814ae81d7c69f38fbd65467c48f3000bfYin-Chia Yeh private: 2126e2353b814ae81d7c69f38fbd65467c48f3000bfYin-Chia Yeh // This handler will cache all capture session sp until kWhatCleanUpSessions 2136e2353b814ae81d7c69f38fbd65467c48f3000bfYin-Chia Yeh // is processed. This is used to guarantee the last session reference is always 2146e2353b814ae81d7c69f38fbd65467c48f3000bfYin-Chia Yeh // being removed in callback thread without holding camera device lock 2156e2353b814ae81d7c69f38fbd65467c48f3000bfYin-Chia Yeh Vector<sp<ACameraCaptureSession>> mCachedSessions; 2160dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh }; 2170dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh sp<CallbackHandler> mHandler; 2180dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 219ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh /*********************************** 220ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh * Capture session related members * 221ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh ***********************************/ 222ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh // The current active session 2236e2353b814ae81d7c69f38fbd65467c48f3000bfYin-Chia Yeh wp<ACameraCaptureSession> mCurrentSession; 224309d05d030903e7849affd60c58d4236147aa390Yin-Chia Yeh bool mFlushing = false; 2250dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 226ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh int mNextSessionId = 0; 2270dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh // TODO: might need another looper/handler to handle callbacks from service 2280dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 229ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh static const int REQUEST_ID_NONE = -1; 230ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh int mRepeatingSequenceId = REQUEST_ID_NONE; 231ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh 232ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh // sequence id -> last frame number map 233ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh std::map<int, int64_t> mSequenceLastFrameNumberMap; 234ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh 235ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh struct CallbackHolder { 236ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh CallbackHolder(sp<ACameraCaptureSession> session, 237ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh const Vector<sp<CaptureRequest> >& requests, 238ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh bool isRepeating, 239ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh ACameraCaptureSession_captureCallbacks* cbs); 240ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh 241ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh static ACameraCaptureSession_captureCallbacks fillCb( 242ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh ACameraCaptureSession_captureCallbacks* cbs) { 243ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh if (cbs != nullptr) { 244ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh return *cbs; 245ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh } 246e081c59aeb309f5d91b99c433fc252e4570d4db8Yin-Chia Yeh return { nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr }; 247ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh } 248ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh 249ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh sp<ACameraCaptureSession> mSession; 250ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh Vector<sp<CaptureRequest> > mRequests; 251ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh const bool mIsRepeating; 252ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh ACameraCaptureSession_captureCallbacks mCallbacks; 253ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh }; 254ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh // sequence id -> callbacks map 255ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh std::map<int, CallbackHolder> mSequenceCallbackMap; 256ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh 257ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh static const int64_t NO_FRAMES_CAPTURED = -1; 258ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh class FrameNumberTracker { 259ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh public: 260ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh // TODO: Called in onResultReceived and onCaptureErrorLocked 261ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh void updateTracker(int64_t frameNumber, bool isError); 262ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh inline int64_t getCompletedFrameNumber() { return mCompletedFrameNumber; } 263ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh private: 264ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh void update(); 265ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh void updateCompletedFrameNumber(int64_t frameNumber); 266ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh 267ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh int64_t mCompletedFrameNumber = NO_FRAMES_CAPTURED; 268ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh List<int64_t> mSkippedFrameNumbers; 269ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh std::set<int64_t> mFutureErrorSet; 270ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh }; 271ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh FrameNumberTracker mFrameNumberTracker; 272ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh 273ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh void checkRepeatingSequenceCompleteLocked(const int sequenceId, const int64_t lastFrameNumber); 274ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh void checkAndFireSequenceCompleteLocked(); 275ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh 276ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh // Misc variables 277ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh int32_t mShadingMapSize[2]; // const after constructor 278ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh int32_t mPartialResultCount; // const after constructor 2790dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 2800dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh}; 2810dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 2820dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh} // namespace android; 2830dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 2840dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh/** 2850dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh * ACameraDevice opaque struct definition 2860dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh * Leave outside of android namespace because it's NDK struct 2870dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh */ 2880dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yehstruct ACameraDevice { 2890dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh ACameraDevice(const char* id, ACameraDevice_StateCallbacks* cb, 2900dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh std::unique_ptr<ACameraMetadata> chars) : 2910dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh mDevice(new CameraDevice(id, cb, std::move(chars), this)) {} 2920dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 2930dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh ~ACameraDevice() {}; 2940dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 295ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh /******************* 296ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh * NDK public APIs * 297ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh *******************/ 2980dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh inline const char* getId() const { return mDevice->getId(); } 2990dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 3000dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh camera_status_t createCaptureRequest( 3010dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh ACameraDevice_request_template templateId, 3020dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh ACaptureRequest** request) const { 3030dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh return mDevice->createCaptureRequest(templateId, request); 3040dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh } 3050dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 306ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh camera_status_t createCaptureSession( 307ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh const ACaptureSessionOutputContainer* outputs, 308ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh const ACameraCaptureSession_stateCallbacks* callbacks, 309ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh /*out*/ACameraCaptureSession** session) { 310ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh return mDevice->createCaptureSession(outputs, callbacks, session); 311ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh } 312ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh 313ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh /*********************** 314ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh * Device interal APIs * 315ead9146f844ee194a4f4244ba8ae1a3aece12b63Yin-Chia Yeh ***********************/ 316d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala inline android::sp<android::hardware::camera2::ICameraDeviceCallbacks> getServiceCallback() { 3170dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh return mDevice->getServiceCallback(); 3180dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh }; 3190dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 3200dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh // Camera device is only functional after remote being set 321d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala inline void setRemoteDevice(android::sp<android::hardware::camera2::ICameraDeviceUser> remote) { 3220dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh mDevice->setRemoteDevice(remote); 3230dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh } 3240dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 3250dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh private: 326d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala android::sp<android::CameraDevice> mDevice; 3270dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh}; 3280dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh 3290dea57fd9fc4b2ccaab97d9477359fbd5a626f5cYin-Chia Yeh#endif // _ACAMERA_DEVICE_H 330