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 "NdkCameraMetadata"
19 #define ATRACE_TAG ATRACE_TAG_CAMERA
20 
21 #include <utils/Log.h>
22 #include <utils/Trace.h>
23 
24 #include <camera/NdkCameraMetadata.h>
25 #include "impl/ACameraMetadata.h"
26 
27 using namespace android;
28 
29 EXPORT
ACameraMetadata_getConstEntry(const ACameraMetadata * acm,uint32_t tag,ACameraMetadata_const_entry * entry)30 camera_status_t ACameraMetadata_getConstEntry(
31         const ACameraMetadata* acm, uint32_t tag, ACameraMetadata_const_entry* entry) {
32     ATRACE_CALL();
33     if (acm == nullptr || entry == nullptr) {
34         ALOGE("%s: invalid argument! metadata %p, tag 0x%x, entry %p",
35                __FUNCTION__, acm, tag, entry);
36         return ACAMERA_ERROR_INVALID_PARAMETER;
37     }
38     return acm->getConstEntry(tag, entry);
39 }
40 
41 EXPORT
ACameraMetadata_getAllTags(const ACameraMetadata * acm,int32_t * numTags,const uint32_t ** tags)42 camera_status_t ACameraMetadata_getAllTags(
43         const ACameraMetadata* acm, /*out*/int32_t* numTags, /*out*/const uint32_t** tags) {
44     ATRACE_CALL();
45     if (acm == nullptr || numTags == nullptr || tags == nullptr) {
46         ALOGE("%s: invalid argument! metadata %p, numTags %p, tags %p",
47                __FUNCTION__, acm, numTags, tags);
48         return ACAMERA_ERROR_INVALID_PARAMETER;
49     }
50     return acm->getTags(numTags, tags);
51 }
52 
53 EXPORT
ACameraMetadata_copy(const ACameraMetadata * src)54 ACameraMetadata* ACameraMetadata_copy(const ACameraMetadata* src) {
55     ATRACE_CALL();
56     if (src == nullptr) {
57         ALOGE("%s: src is null!", __FUNCTION__);
58         return nullptr;
59     }
60     ACameraMetadata* copy = new ACameraMetadata(*src);
61     copy->incStrong((void*) ACameraMetadata_copy);
62     return copy;
63 }
64 
65 EXPORT
ACameraMetadata_free(ACameraMetadata * metadata)66 void ACameraMetadata_free(ACameraMetadata* metadata) {
67     ATRACE_CALL();
68     if (metadata != nullptr) {
69         metadata->decStrong((void*) ACameraMetadata_free);
70     }
71 }
72 
73 EXPORT
ACameraMetadata_isLogicalMultiCamera(const ACameraMetadata * staticMetadata,size_t * numPhysicalCameras,const char * const ** physicalCameraIds)74 bool ACameraMetadata_isLogicalMultiCamera(const ACameraMetadata* staticMetadata,
75         /*out*/size_t* numPhysicalCameras, /*out*/const char*const** physicalCameraIds) {
76     ATRACE_CALL();
77     if (numPhysicalCameras == nullptr || physicalCameraIds == nullptr) {
78         ALOGE("%s: Invalid input: numPhysicalCameras %p, physicalCameraIds %p",
79                  __FUNCTION__, numPhysicalCameras, physicalCameraIds);
80         return false;
81     }
82     if (staticMetadata == nullptr) {
83         ALOGE("%s: Invalid input: staticMetadata is null.", __FUNCTION__);
84         return false;
85     }
86 
87     return staticMetadata->isLogicalMultiCamera(numPhysicalCameras, physicalCameraIds);
88 }
89