1 /* 2 * Copyright (C) 2013 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef ANDROID_HARDWARE_IPROCAMERAUSER_H 18 #define ANDROID_HARDWARE_IPROCAMERAUSER_H 19 20 #include <utils/RefBase.h> 21 #include <binder/IInterface.h> 22 #include <binder/Parcel.h> 23 #include <binder/IMemory.h> 24 #include <utils/String8.h> 25 #include <camera/IProCameraCallbacks.h> 26 27 struct camera_metadata; 28 29 namespace android { 30 31 class IProCameraUserClient; 32 class IGraphicBufferProducer; 33 class Surface; 34 35 class IProCameraUser: public IInterface 36 { 37 public: 38 DECLARE_META_INTERFACE(ProCameraUser); 39 40 virtual void disconnect() = 0; 41 42 // connect to the service, given a callbacks listener 43 virtual status_t connect(const sp<IProCameraCallbacks>& callbacks) 44 = 0; 45 46 /** 47 * Locking 48 **/ 49 virtual status_t exclusiveTryLock() = 0; 50 virtual status_t exclusiveLock() = 0; 51 virtual status_t exclusiveUnlock() = 0; 52 53 virtual bool hasExclusiveLock() = 0; 54 55 /** 56 * Request Handling 57 **/ 58 59 // Note that the callee gets a copy of the metadata. 60 virtual int submitRequest(struct camera_metadata* metadata, 61 bool streaming = false) = 0; 62 virtual status_t cancelRequest(int requestId) = 0; 63 64 virtual status_t deleteStream(int streamId) = 0; 65 virtual status_t createStream( 66 int width, int height, int format, 67 const sp<IGraphicBufferProducer>& bufferProducer, 68 /*out*/ 69 int* streamId) = 0; 70 71 // Create a request object from a template. 72 virtual status_t createDefaultRequest(int templateId, 73 /*out*/ 74 camera_metadata** request) 75 = 0; 76 77 // Get static camera metadata 78 virtual status_t getCameraInfo(int cameraId, 79 /*out*/ 80 camera_metadata** info) = 0; 81 82 }; 83 84 // ---------------------------------------------------------------------------- 85 86 class BnProCameraUser: public BnInterface<IProCameraUser> 87 { 88 public: 89 virtual status_t onTransact( uint32_t code, 90 const Parcel& data, 91 Parcel* reply, 92 uint32_t flags = 0); 93 }; 94 95 }; // namespace android 96 97 #endif 98