1 /*
2 * Copyright (c) 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 "camera_host_service_callback.h"
17 #include "iproxy_broker.h"
18
19 constexpr int NAME_START_POS = 6;
20
21 namespace OHOS::Camera {
CameraHostServiceCallback(OHOS::sptr<ICameraHostCallback> cameraHostCallback,OHOS::sptr<ICameraHostVdi> cameraHostVdi,std::vector<CameraIdInfo> & cameraIdInfoList)22 CameraHostServiceCallback::CameraHostServiceCallback(OHOS::sptr<ICameraHostCallback> cameraHostCallback,
23 OHOS::sptr<ICameraHostVdi> cameraHostVdi, std::vector<CameraIdInfo> &cameraIdInfoList)
24 : cameraHostCallback_(cameraHostCallback),
25 cameraHostVdi_(cameraHostVdi),
26 cameraIdInfoList_(cameraIdInfoList)
27 {
28 }
29
OnCameraStatus(const std::string & cameraId,VdiCameraStatus status)30 int32_t CameraHostServiceCallback::OnCameraStatus(const std::string &cameraId, VdiCameraStatus status)
31 {
32 CHECK_IF_PTR_NULL_RETURN_VALUE(cameraHostCallback_, OHOS::HDI::Camera::V1_0::INVALID_ARGUMENT);
33 auto itr = std::find_if(cameraIdInfoList_.begin(), cameraIdInfoList_.end(),
34 [cameraId, this](const struct CameraIdInfo &cameraIdInfo) {
35 return cameraId == cameraIdInfo.vendorCameraId && cameraHostVdi_.GetRefPtr() == cameraIdInfo.cameraHostVdi;
36 });
37 if (itr == cameraIdInfoList_.end()) {
38 CAMERA_LOGE("Vendor camera id %{public}s doesn't exist", cameraId.c_str());
39 return OHOS::HDI::Camera::V1_0::INVALID_ARGUMENT;
40 }
41 CAMERA_LOGI("Current cameraId %{public}s, vendor camera id %{public}s, status=%{public}d",
42 itr->currentCameraId.c_str(), cameraId.c_str(), status);
43
44 return cameraHostCallback_->OnCameraStatus(itr->currentCameraId, static_cast<CameraStatus>(status));
45 }
46
OnFlashlightStatus(const std::string & cameraId,VdiFlashlightStatus status)47 int32_t CameraHostServiceCallback::OnFlashlightStatus(const std::string &cameraId, VdiFlashlightStatus status)
48 {
49 CHECK_IF_PTR_NULL_RETURN_VALUE(cameraHostCallback_, OHOS::HDI::Camera::V1_0::INVALID_ARGUMENT);
50 auto itr = std::find_if(cameraIdInfoList_.begin(), cameraIdInfoList_.end(),
51 [cameraId, this](const struct CameraIdInfo &cameraIdInfo) {
52 return cameraId == cameraIdInfo.vendorCameraId && cameraHostVdi_.GetRefPtr() == cameraIdInfo.cameraHostVdi;
53 });
54 if (itr == cameraIdInfoList_.end()) {
55 CAMERA_LOGE(" Vendor camera id %{public}s doesn't exist", cameraId.c_str());
56 return OHOS::HDI::Camera::V1_0::INVALID_ARGUMENT;
57 }
58
59 return cameraHostCallback_->OnFlashlightStatus(itr->currentCameraId, static_cast<FlashlightStatus>(status));
60 }
61
vdiCameraIdToPrefix(const std::string & id)62 static inline const std::string vdiCameraIdToPrefix(const std::string &id)
63 {
64 size_t startPos;
65 size_t endPos;
66 std::string preFix = "lcam00";
67 if ((startPos = id.find("&name=")) != std::string::npos) {
68 startPos += NAME_START_POS;
69 endPos = id.find("&id=");
70 preFix = id.substr(startPos, endPos - startPos);
71 preFix += "/";
72 }
73 return preFix;
74 }
75
OnCameraEvent(const std::string & cameraId,VdiCameraEvent event)76 int32_t CameraHostServiceCallback::OnCameraEvent(const std::string &cameraId, VdiCameraEvent event)
77 {
78 CHECK_IF_PTR_NULL_RETURN_VALUE(cameraHostCallback_, OHOS::HDI::Camera::V1_0::INVALID_ARGUMENT);
79 CAMERA_LOGI("CameraHostServiceCallback::OnCameraEvent, cameraId = %{public}s, event = %{public}d",
80 cameraId.c_str(), event);
81 std::string currentCameraId;
82 if (event == OHOS::VDI::Camera::V1_0::CAMERA_EVENT_DEVICE_ADD) {
83 auto itr = std::find_if(cameraIdInfoList_.begin(), cameraIdInfoList_.end(),
84 [](const struct CameraIdInfo &cameraIdInfo) {
85 return cameraIdInfo.isDeleted;
86 });
87 if (itr == cameraIdInfoList_.end()) {
88 struct CameraIdInfo cameraIdInfo;
89 cameraIdInfo.index = cameraIdInfoList_.size() + 1;
90 currentCameraId = vdiCameraIdToPrefix(cameraId) + std::to_string(cameraIdInfo.index);
91 cameraIdInfo.currentCameraId = currentCameraId;
92 cameraIdInfo.cameraHostVdi = cameraHostVdi_;
93 cameraIdInfo.vendorCameraId = cameraId;
94 cameraIdInfo.isDeleted = false;
95 cameraIdInfoList_.push_back(cameraIdInfo);
96 } else {
97 CAMERA_LOGI("find a slot for cameraIdInfo, index = %{public}d", itr->index);
98 itr->cameraHostVdi = cameraHostVdi_;
99 itr->vendorCameraId = cameraId;
100 itr->isDeleted = false;
101 if (cameraId.find("&name=") != std::string::npos) {
102 itr->currentCameraId = vdiCameraIdToPrefix(cameraId) + std::to_string(itr->index);
103 }
104 currentCameraId = itr->currentCameraId;
105 }
106 } else {
107 auto itr = std::find_if(cameraIdInfoList_.begin(), cameraIdInfoList_.end(),
108 [cameraId, this](const struct CameraIdInfo &cameraIdInfo) {
109 return cameraId == cameraIdInfo.vendorCameraId &&
110 cameraHostVdi_.GetRefPtr() == cameraIdInfo.cameraHostVdi;
111 });
112 if (itr == cameraIdInfoList_.end()) {
113 CAMERA_LOGE("Remove camera id error, vendor camera id %{public}s doesn't exist", cameraId.c_str());
114 return OHOS::HDI::Camera::V1_0::INVALID_ARGUMENT;
115 }
116 itr->isDeleted = true;
117 currentCameraId = itr->currentCameraId;
118 }
119 CAMERA_LOGI("Current cameraId %{public}s, vendor camera id %{public}s, event=%{public}d",
120 currentCameraId.c_str(), cameraId.c_str(), event);
121
122 return cameraHostCallback_->OnCameraEvent(currentCameraId, static_cast<CameraEvent>(event));
123 }
124
Remote() const125 const sptr<IRemoteObject> CameraHostServiceCallback::Remote() const
126 {
127 return OHOS::HDI::hdi_objcast<ICameraHostCallback>(cameraHostCallback_);
128 }
129
130 } // end namespace OHOS::Camera
131