1 /*
2 * Copyright (c) 2023-2023 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "kits/native/include/camera/preview_output.h"
17 #include "impl/preview_output_impl.h"
18 #include "camera_log.h"
19 #include "hilog/log.h"
20
21 #ifdef __cplusplus
22 extern "C" {
23 #endif
24
25 /**
26 * @since 11
27 * @version 1.0
28 */
OH_PreviewOutput_RegisterCallback(Camera_PreviewOutput * previewOutput,PreviewOutput_Callbacks * callback)29 Camera_ErrorCode OH_PreviewOutput_RegisterCallback(Camera_PreviewOutput* previewOutput,
30 PreviewOutput_Callbacks* callback)
31 {
32 CHECK_AND_RETURN_RET_LOG(previewOutput != nullptr, CAMERA_INVALID_ARGUMENT,
33 "invaild argument! previewOutput is null!");
34 CHECK_AND_RETURN_RET_LOG(callback != nullptr, CAMERA_INVALID_ARGUMENT,
35 "invaild argument! callback is null!");
36 CHECK_AND_RETURN_RET_LOG(callback->onFrameStart!= nullptr, CAMERA_INVALID_ARGUMENT,
37 "invaild argument! callback onFrameStart is null!");
38 CHECK_AND_RETURN_RET_LOG(callback->onFrameEnd!= nullptr, CAMERA_INVALID_ARGUMENT,
39 "invaild argument! callback onFrameEnd is null!");
40 CHECK_AND_RETURN_RET_LOG(callback->onError!= nullptr, CAMERA_INVALID_ARGUMENT,
41 "invaild argument! callback onError is null!");
42
43 previewOutput->RegisterCallback(callback);
44 return CAMERA_OK;
45 }
46
47 /**
48 * @since 11
49 * @version 1.0
50 */
OH_PreviewOutput_UnregisterCallback(Camera_PreviewOutput * previewOutput,PreviewOutput_Callbacks * callback)51 Camera_ErrorCode OH_PreviewOutput_UnregisterCallback(Camera_PreviewOutput* previewOutput,
52 PreviewOutput_Callbacks* callback)
53 {
54 CHECK_AND_RETURN_RET_LOG(previewOutput != nullptr, CAMERA_INVALID_ARGUMENT,
55 "invaild argument! previewOutput is null!");
56 CHECK_AND_RETURN_RET_LOG(callback != nullptr, CAMERA_INVALID_ARGUMENT,
57 "invaild argument! callback is null!");
58 CHECK_AND_RETURN_RET_LOG(callback->onFrameStart!= nullptr, CAMERA_INVALID_ARGUMENT,
59 "invaild argument! callback onFrameStart is null!");
60 CHECK_AND_RETURN_RET_LOG(callback->onFrameEnd!= nullptr, CAMERA_INVALID_ARGUMENT,
61 "invaild argument! callback onFrameEnd is null!");
62 CHECK_AND_RETURN_RET_LOG(callback->onError!= nullptr, CAMERA_INVALID_ARGUMENT,
63 "invaild argument! callback onError is null!");
64
65 previewOutput->UnregisterCallback(callback);
66 return CAMERA_OK;
67 }
68
69 /**
70 * @since 11
71 * @version 1.0
72 */
OH_PreviewOutput_Start(Camera_PreviewOutput * previewOutput)73 Camera_ErrorCode OH_PreviewOutput_Start(Camera_PreviewOutput* previewOutput)
74 {
75 CHECK_AND_RETURN_RET_LOG(previewOutput != nullptr, CAMERA_INVALID_ARGUMENT,
76 "invaild argument! previewOutput is null!");
77
78 return previewOutput->Start();
79 }
80
81 /**
82 * @since 11
83 * @version 1.0
84 */
OH_PreviewOutput_Stop(Camera_PreviewOutput * previewOutput)85 Camera_ErrorCode OH_PreviewOutput_Stop(Camera_PreviewOutput* previewOutput)
86 {
87 CHECK_AND_RETURN_RET_LOG(previewOutput != nullptr, CAMERA_INVALID_ARGUMENT,
88 "invaild argument! previewOutput is null!");
89
90 return previewOutput->Stop();
91 }
92
93 /**
94 * @since 11
95 * @version 1.0
96 */
OH_PreviewOutput_Release(Camera_PreviewOutput * previewOutput)97 Camera_ErrorCode OH_PreviewOutput_Release(Camera_PreviewOutput* previewOutput)
98 {
99 CHECK_AND_RETURN_RET_LOG(previewOutput != nullptr, CAMERA_INVALID_ARGUMENT,
100 "invaild argument! previewOutput is null!");
101
102 Camera_ErrorCode retCode = previewOutput->Release();
103 if (previewOutput != nullptr) {
104 delete previewOutput;
105 }
106 return retCode;
107 }
108 #ifdef __cplusplus
109 }
110 #endif