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1 /*
2  * Copyright (c) 2022 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 "hstream_metadata.h"
17 
18 #include "camera_util.h"
19 #include "camera_log.h"
20 #include "metadata_utils.h"
21 
22 namespace OHOS {
23 namespace CameraStandard {
HStreamMetadata(sptr<OHOS::IBufferProducer> producer,int32_t format)24 HStreamMetadata::HStreamMetadata(sptr<OHOS::IBufferProducer> producer, int32_t format)
25     : HStreamCommon(StreamType::METADATA, producer, format, 0, 0)
26 {}
27 
~HStreamMetadata()28 HStreamMetadata::~HStreamMetadata()
29 {}
30 
LinkInput(sptr<OHOS::HDI::Camera::V1_1::IStreamOperator> streamOperator,std::shared_ptr<OHOS::Camera::CameraMetadata> cameraAbility,int32_t streamId)31 int32_t HStreamMetadata::LinkInput(sptr<OHOS::HDI::Camera::V1_1::IStreamOperator> streamOperator,
32                                    std::shared_ptr<OHOS::Camera::CameraMetadata> cameraAbility, int32_t streamId)
33 {
34     if (streamOperator == nullptr || cameraAbility == nullptr) {
35         MEDIA_ERR_LOG("HStreamMetadata::LinkInput streamOperator is null");
36         return CAMERA_INVALID_ARG;
37     }
38     streamId_ = streamId;
39     streamOperator_ = streamOperator;
40     std::lock_guard<std::mutex> lock(cameraAbilityLock_);
41     cameraAbility_ = cameraAbility;
42     return CAMERA_OK;
43 }
44 
SetStreamInfo(StreamInfo_V1_1 & streamInfo)45 void HStreamMetadata::SetStreamInfo(StreamInfo_V1_1 &streamInfo)
46 {
47     HStreamCommon::SetStreamInfo(streamInfo);
48     streamInfo.v1_0.intent_ = ANALYZE;
49 }
50 
Start()51 int32_t HStreamMetadata::Start()
52 {
53     CAMERA_SYNC_TRACE;
54 
55     if (streamOperator_ == nullptr) {
56         return CAMERA_INVALID_STATE;
57     }
58     if (curCaptureID_ != 0) {
59         MEDIA_ERR_LOG("HStreamMetadata::Start, Already started with captureID: %{public}d", curCaptureID_);
60         return CAMERA_INVALID_STATE;
61     }
62     int32_t ret = AllocateCaptureId(curCaptureID_);
63     if (ret != CAMERA_OK) {
64         MEDIA_ERR_LOG("HStreamMetadata::Start Failed to allocate a captureId");
65         return ret;
66     }
67     std::vector<uint8_t> ability;
68     {
69         std::lock_guard<std::mutex> lock(cameraAbilityLock_);
70         OHOS::Camera::MetadataUtils::ConvertMetadataToVec(cameraAbility_, ability);
71     }
72     CaptureInfo captureInfo;
73     captureInfo.streamIds_ = {streamId_};
74     captureInfo.captureSetting_ = ability;
75     captureInfo.enableShutterCallback_ = false;
76     MEDIA_INFO_LOG("HStreamMetadata::Start Starting with capture ID: %{public}d", curCaptureID_);
77     CamRetCode rc = (CamRetCode)(streamOperator_->Capture(curCaptureID_, captureInfo, true));
78     if (rc != HDI::Camera::V1_0::NO_ERROR) {
79         ReleaseCaptureId(curCaptureID_);
80         curCaptureID_ = 0;
81         MEDIA_ERR_LOG("HStreamMetadata::Start Failed with error Code:%{public}d", rc);
82         ret = HdiToServiceError(rc);
83     }
84     return ret;
85 }
86 
Stop()87 int32_t HStreamMetadata::Stop()
88 {
89     CAMERA_SYNC_TRACE;
90 
91     if (streamOperator_ == nullptr) {
92         return CAMERA_INVALID_STATE;
93     }
94     if (curCaptureID_ == 0) {
95         MEDIA_ERR_LOG("HStreamMetadata::Stop, Stream not started yet");
96         return CAMERA_INVALID_STATE;
97     }
98     int32_t ret = CAMERA_OK;
99     CamRetCode rc = (CamRetCode)(streamOperator_->CancelCapture(curCaptureID_));
100     if (rc != HDI::Camera::V1_0::NO_ERROR) {
101         MEDIA_ERR_LOG("HStreamMetadata::Stop Failed with errorCode:%{public}d, curCaptureID_: %{public}d",
102                       rc, curCaptureID_);
103         ret = HdiToServiceError(rc);
104     }
105     ReleaseCaptureId(curCaptureID_);
106     curCaptureID_ = 0;
107     return ret;
108 }
109 
Release()110 int32_t HStreamMetadata::Release()
111 {
112     return HStreamCommon::Release();
113 }
114 
DumpStreamInfo(std::string & dumpString)115 void HStreamMetadata::DumpStreamInfo(std::string& dumpString)
116 {
117     dumpString += "metadata stream:\n";
118     HStreamCommon::DumpStreamInfo(dumpString);
119 }
120 } // namespace Standard
121 } // namespace OHOS
122