NdkCameraManager.cpp revision ead9146f844ee194a4f4244ba8ae1a3aece12b63 
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
27EXPORT
28ACameraManager* ACameraManager_create() {
29    ATRACE_CALL();
30    return new ACameraManager();
31}
32
33EXPORT
34void ACameraManager_delete(ACameraManager* manager) {
35    ATRACE_CALL();
36    if (manager != nullptr) {
37        delete manager;
38    }
39}
40
41EXPORT
42camera_status_t ACameraManager_getCameraIdList(
43        ACameraManager* manager, ACameraIdList** cameraIdList) {
44    ATRACE_CALL();
45    if (manager == nullptr || cameraIdList == nullptr) {
46        ALOGE("%s: invalid argument! manager %p, cameraIdList %p",
47              __FUNCTION__, manager, cameraIdList);
48        return ACAMERA_ERROR_INVALID_PARAMETER;
49    }
50    return manager->getCameraIdList(cameraIdList);
51}
52
53EXPORT
54void ACameraManager_deleteCameraIdList(ACameraIdList* cameraIdList) {
55    ATRACE_CALL();
56    if (cameraIdList != nullptr) {
57        ACameraManager::deleteCameraIdList(cameraIdList);
58    }
59}
60
61EXPORT
62camera_status_t ACameraManager_registerAvailabilityCallback(
63        ACameraManager*, const ACameraManager_AvailabilityCallbacks *callback) {
64    ATRACE_CALL();
65    if (callback == nullptr) {
66        ALOGE("%s: invalid argument! callback is null!", __FUNCTION__);
67        return ACAMERA_ERROR_INVALID_PARAMETER;
68    }
69    if (callback->onCameraAvailable == nullptr || callback->onCameraUnavailable == nullptr) {
70        ALOGE("%s: invalid argument! callback %p, "
71                "onCameraAvailable %p, onCameraUnavailable %p",
72               __FUNCTION__, callback,
73               callback->onCameraAvailable, callback->onCameraUnavailable);
74        return ACAMERA_ERROR_INVALID_PARAMETER;
75    }
76    CameraManagerGlobal::getInstance().registerAvailabilityCallback(callback);
77    return ACAMERA_OK;
78}
79
80EXPORT
81camera_status_t ACameraManager_unregisterAvailabilityCallback(
82        ACameraManager*, const ACameraManager_AvailabilityCallbacks *callback) {
83    ATRACE_CALL();
84    if (callback == nullptr) {
85        ALOGE("%s: invalid argument! callback is null!", __FUNCTION__);
86        return ACAMERA_ERROR_INVALID_PARAMETER;
87    }
88    if (callback->onCameraAvailable == nullptr || callback->onCameraUnavailable == nullptr) {
89        ALOGE("%s: invalid argument! callback %p, "
90                "onCameraAvailable %p, onCameraUnavailable %p",
91               __FUNCTION__, callback,
92               callback->onCameraAvailable, callback->onCameraUnavailable);
93        return ACAMERA_ERROR_INVALID_PARAMETER;
94    }
95    CameraManagerGlobal::getInstance().unregisterAvailabilityCallback(callback);
96    return ACAMERA_OK;
97}
98
99EXPORT
100camera_status_t ACameraManager_getCameraCharacteristics(
101        ACameraManager* mgr, const char* cameraId, ACameraMetadata** chars){
102    ATRACE_CALL();
103    if (mgr == nullptr || cameraId == nullptr || chars == nullptr) {
104        ALOGE("%s: invalid argument! mgr %p cameraId %p chars %p",
105                __FUNCTION__, mgr, cameraId, chars);
106        return ACAMERA_ERROR_INVALID_PARAMETER;
107    }
108    return mgr->getCameraCharacteristics(cameraId, chars);
109}
110
111EXPORT
112camera_status_t ACameraManager_openCamera(
113        ACameraManager* mgr, const char* cameraId,
114        ACameraDevice_StateCallbacks* callback,
115        /*out*/ACameraDevice** device) {
116    ATRACE_CALL();
117    if (mgr == nullptr || cameraId == nullptr || callback == nullptr || device == nullptr) {
118        ALOGE("%s: invalid argument! mgr %p cameraId %p callback %p device %p",
119                __FUNCTION__, mgr, cameraId, callback, device);
120        return ACAMERA_ERROR_INVALID_PARAMETER;
121    }
122    return mgr->openCamera(cameraId, callback, device);
123}
124