1 /*
2  * Copyright (C) 2015 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 //#define LOG_NDEBUG 0
18 #define LOG_TAG "NdkCameraManager"
19 #define ATRACE_TAG ATRACE_TAG_CAMERA
20 
21 #include <utils/Log.h>
22 #include <utils/Trace.h>
23 
24 #include <NdkCameraManager.h>
25 #include "impl/ACameraManager.h"
26 
27 using namespace android;
28 
29 EXPORT
ACameraManager_create()30 ACameraManager* ACameraManager_create() {
31     ATRACE_CALL();
32     return new ACameraManager();
33 }
34 
35 EXPORT
ACameraManager_delete(ACameraManager * manager)36 void ACameraManager_delete(ACameraManager* manager) {
37     ATRACE_CALL();
38     if (manager != nullptr) {
39         delete manager;
40     }
41 }
42 
43 EXPORT
ACameraManager_getCameraIdList(ACameraManager * manager,ACameraIdList ** cameraIdList)44 camera_status_t ACameraManager_getCameraIdList(
45         ACameraManager* manager, ACameraIdList** cameraIdList) {
46     ATRACE_CALL();
47     if (manager == nullptr || cameraIdList == nullptr) {
48         ALOGE("%s: invalid argument! manager %p, cameraIdList %p",
49               __FUNCTION__, manager, cameraIdList);
50         return ACAMERA_ERROR_INVALID_PARAMETER;
51     }
52     return manager->getCameraIdList(cameraIdList);
53 }
54 
55 EXPORT
ACameraManager_deleteCameraIdList(ACameraIdList * cameraIdList)56 void ACameraManager_deleteCameraIdList(ACameraIdList* cameraIdList) {
57     ATRACE_CALL();
58     if (cameraIdList != nullptr) {
59         ACameraManager::deleteCameraIdList(cameraIdList);
60     }
61 }
62 
63 EXPORT
ACameraManager_registerAvailabilityCallback(ACameraManager *,const ACameraManager_AvailabilityCallbacks * callback)64 camera_status_t ACameraManager_registerAvailabilityCallback(
65         ACameraManager*, const ACameraManager_AvailabilityCallbacks *callback) {
66     ATRACE_CALL();
67     if (callback == nullptr) {
68         ALOGE("%s: invalid argument! callback is null!", __FUNCTION__);
69         return ACAMERA_ERROR_INVALID_PARAMETER;
70     }
71     if (callback->onCameraAvailable == nullptr || callback->onCameraUnavailable == nullptr) {
72         ALOGE("%s: invalid argument! callback %p, "
73                 "onCameraAvailable %p, onCameraUnavailable %p",
74                __FUNCTION__, callback,
75                callback->onCameraAvailable, callback->onCameraUnavailable);
76         return ACAMERA_ERROR_INVALID_PARAMETER;
77     }
78     CameraManagerGlobal::getInstance().registerAvailabilityCallback(callback);
79     return ACAMERA_OK;
80 }
81 
82 EXPORT
ACameraManager_unregisterAvailabilityCallback(ACameraManager *,const ACameraManager_AvailabilityCallbacks * callback)83 camera_status_t ACameraManager_unregisterAvailabilityCallback(
84         ACameraManager*, const ACameraManager_AvailabilityCallbacks *callback) {
85     ATRACE_CALL();
86     if (callback == nullptr) {
87         ALOGE("%s: invalid argument! callback is null!", __FUNCTION__);
88         return ACAMERA_ERROR_INVALID_PARAMETER;
89     }
90     if (callback->onCameraAvailable == nullptr || callback->onCameraUnavailable == nullptr) {
91         ALOGE("%s: invalid argument! callback %p, "
92                 "onCameraAvailable %p, onCameraUnavailable %p",
93                __FUNCTION__, callback,
94                callback->onCameraAvailable, callback->onCameraUnavailable);
95         return ACAMERA_ERROR_INVALID_PARAMETER;
96     }
97     CameraManagerGlobal::getInstance().unregisterAvailabilityCallback(callback);
98     return ACAMERA_OK;
99 }
100 
101 EXPORT
ACameraManager_getCameraCharacteristics(ACameraManager * mgr,const char * cameraId,ACameraMetadata ** chars)102 camera_status_t ACameraManager_getCameraCharacteristics(
103         ACameraManager* mgr, const char* cameraId, ACameraMetadata** chars){
104     ATRACE_CALL();
105     if (mgr == nullptr || cameraId == nullptr || chars == nullptr) {
106         ALOGE("%s: invalid argument! mgr %p cameraId %p chars %p",
107                 __FUNCTION__, mgr, cameraId, chars);
108         return ACAMERA_ERROR_INVALID_PARAMETER;
109     }
110     return mgr->getCameraCharacteristics(cameraId, chars);
111 }
112 
113 EXPORT
ACameraManager_openCamera(ACameraManager * mgr,const char * cameraId,ACameraDevice_StateCallbacks * callback,ACameraDevice ** device)114 camera_status_t ACameraManager_openCamera(
115         ACameraManager* mgr, const char* cameraId,
116         ACameraDevice_StateCallbacks* callback,
117         /*out*/ACameraDevice** device) {
118     ATRACE_CALL();
119     if (mgr == nullptr || cameraId == nullptr || callback == nullptr || device == nullptr) {
120         ALOGE("%s: invalid argument! mgr %p cameraId %p callback %p device %p",
121                 __FUNCTION__, mgr, cameraId, callback, device);
122         return ACAMERA_ERROR_INVALID_PARAMETER;
123     }
124     return mgr->openCamera(cameraId, callback, device);
125 }
126