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 expected 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 "hdi_common_v1_1.h"
17 #include "camera.h"
18 #include "video_key_info.h"
19
20 namespace OHOS::Camera {
21 Test::ResultCallback Test::resultCallback_ = 0;
22
GetCurrentLocalTimeStamp()23 uint64_t Test::GetCurrentLocalTimeStamp()
24 {
25 std::chrono::time_point<std::chrono::system_clock, std::chrono::milliseconds> tp =
26 std::chrono::time_point_cast<std::chrono::milliseconds>(std::chrono::system_clock::now());
27 auto tmp = std::chrono::duration_cast<std::chrono::milliseconds>(tp.time_since_epoch());
28 return static_cast<uint64_t>(tmp.count());
29 }
30
DumpImageFile(int streamId,std::string suffix,const void * buffer,int32_t size)31 int32_t Test::DumpImageFile(int streamId, std::string suffix, const void* buffer, int32_t size)
32 {
33 if (imageDataSaveSwitch == SWITCH_OFF) {
34 return 0;
35 }
36 if (streamId < 0) {
37 CAMERA_LOGE("ivalid stream id: %{public}d", streamId);
38 return -1;
39 }
40 char mkdirCmd[PATH_MAX] = {0};
41 char path[PATH_MAX] = {0};
42 int ret = sprintf_s(mkdirCmd, sizeof(mkdirCmd) / sizeof(mkdirCmd[0]),
43 "mkdir -p /data/stream-%d", streamId);
44 if (ret < 0) {
45 return -1;
46 }
47 system(mkdirCmd);
48 ret = sprintf_s(path, sizeof(path) / sizeof(path[0]), "data/stream-%d/%lld.%s",
49 streamId, GetCurrentLocalTimeStamp(), suffix.c_str());
50 if (ret < 0) {
51 return -1;
52 }
53
54 int imgFd = open(path, O_RDWR | O_CREAT, 00766);
55 if (imgFd == -1) {
56 CAMERA_LOGE("open file failed, errno: %{public}s", strerror(errno));
57 return -1;
58 }
59
60 ret = write(imgFd, buffer, size);
61 if (ret == -1) {
62 CAMERA_LOGE("write file failed, error: %{public}s", strerror(errno));
63 close(imgFd);
64 return -1;
65 }
66 close(imgFd);
67 return 0;
68 }
69
Init()70 void Test::Init()
71 {
72 uint32_t mainVer;
73 uint32_t minVer;
74 int32_t ret;
75 if (serviceV1_1 == nullptr) {
76 serviceV1_1 = OHOS::HDI::Camera::V1_1::ICameraHost::Get("camera_service", false);
77 if (serviceV1_1 == nullptr) {
78 CAMERA_LOGE("V1_1::ICameraHost get failed");
79 return;
80 } else {
81 CAMERA_LOGI("ICameraHost get success");
82 ret = serviceV1_1->GetVersion(mainVer, minVer);
83 if (ret != 0) {
84 CAMERA_LOGE("V1_1::ICameraHost get version failed, ret = %{public}d", ret);
85 } else {
86 CAMERA_LOGE("V1_1::ICameraHost get version success, %{public}d, %{public}d", mainVer, minVer);
87 }
88 }
89 ASSERT_TRUE(serviceV1_1 != nullptr);
90 service = static_cast<OHOS::HDI::Camera::V1_0::ICameraHost *>(serviceV1_1.GetRefPtr());
91 }
92 hostCallback = new TestCameraHostCallback();
93 service->SetCallback(hostCallback);
94 }
95
GetCameraMetadata(int cameraId)96 void Test::GetCameraMetadata(int cameraId)
97 {
98 rc = service->GetCameraAbility(cameraIds.front(), abilityVec);
99 if (rc != HDI::Camera::V1_0::NO_ERROR) {
100 CAMERA_LOGE("GetCameraAbility failed, rc = %{public}d", rc);
101 }
102 MetadataUtils::ConvertVecToMetadata(abilityVec, ability);
103
104 common_metadata_header_t* data = ability->get();
105 camera_metadata_item_t entry;
106 int ret = FindCameraMetadataItem(data, OHOS_CONTROL_AE_AVAILABLE_MODES, &entry);
107 if (ret == 0) {
108 CAMERA_LOGI("get OHOS_CONTROL_AE_AVAILABLE_MODES success");
109 }
110 }
111
Open(int cameraId)112 void Test::Open(int cameraId)
113 {
114 if (cameraDevice == nullptr) {
115 service->GetCameraIds(cameraIds);
116 if (cameraIds.size() == 0) {
117 CAMERA_LOGE("camera device list empty");
118 }
119 ASSERT_TRUE(cameraIds.size() != 0);
120 GetCameraMetadata(cameraId);
121 deviceCallback = new OHOS::Camera::Test::DemoCameraDeviceCallback();
122
123 ASSERT_TRUE(serviceV1_1 != nullptr);
124 rc = serviceV1_1->OpenCamera_V1_1(cameraIds.front(), deviceCallback, cameraDeviceV1_1);
125 if (rc != HDI::Camera::V1_0::NO_ERROR || cameraDeviceV1_1 == nullptr) {
126 CAMERA_LOGE("openCamera V1_1 failed, rc = %{public}d", rc);
127 return;
128 }
129 ASSERT_TRUE(cameraDeviceV1_1 != nullptr);
130 cameraDevice = static_cast<OHOS::HDI::Camera::V1_0::ICameraDevice *>(cameraDeviceV1_1.GetRefPtr());
131 CAMERA_LOGI("OpenCamera V1_1 success");
132 }
133 }
134
Close()135 void Test::Close()
136 {
137 if (cameraDevice != nullptr) {
138 cameraDevice->Close();
139 cameraDevice = nullptr;
140 }
141 }
142
StartStream(std::vector<StreamIntent> intents)143 void Test::StartStream(std::vector<StreamIntent> intents)
144 {
145 streamOperatorCallback = new TestStreamOperatorCallback();
146 uint32_t mainVersion = 1;
147 uint32_t minVersion = 0;
148 rc = cameraDeviceV1_1->GetStreamOperator_V1_1(streamOperatorCallback, streamOperator_V1_1);
149 if (rc == HDI::Camera::V1_0::NO_ERROR) {
150 rc = streamOperator_V1_1->GetVersion(mainVersion, minVersion);
151 streamOperator = static_cast<OHOS::HDI::Camera::V1_0::IStreamOperator *>(streamOperator_V1_1.GetRefPtr());
152 if (rc != HDI::Camera::V1_0::NO_ERROR) {
153 CAMERA_LOGE("StreamOperator V1_1 get version failed, rc = %{public}d", rc);
154 } else {
155 CAMERA_LOGI("StreamOperator V1_1 get version success, %{public}u, %{public}u",
156 mainVersion, minVersion);
157 }
158 CAMERA_LOGI("GetStreamOperator success");
159 } else {
160 CAMERA_LOGE("GetStreamOperator fail, rc = %{public}d", rc);
161 }
162 streamInfoPre = std::make_shared<OHOS::HDI::Camera::V1_1::StreamInfo_V1_1>();
163 streamInfoVideo = std::make_shared<OHOS::HDI::Camera::V1_1::StreamInfo_V1_1>();
164 streamInfoCapture = std::make_shared<OHOS::HDI::Camera::V1_1::StreamInfo_V1_1>();
165 streamInfoAnalyze = std::make_shared<OHOS::HDI::Camera::V1_1::StreamInfo_V1_1>();
166 for (auto& intent : intents) {
167 if (intent == StreamIntent::PREVIEW) {
168 streamInfoPre->v1_0.streamId_ = streamIdPreview;
169 streamInfoPre->v1_0.width_ = previewWidth;
170 streamInfoPre->v1_0.height_ = previewHeight;
171 streamInfoPre->v1_0.format_ = previewFormat;
172 streamInfoPre->v1_0.dataspace_ = UT_DATA_SIZE;
173 streamInfoPre->v1_0.intent_ = intent;
174 streamInfoPre->v1_0.tunneledMode_ = UT_TUNNEL_MODE;
175 std::shared_ptr<StreamConsumer> consumer_pre = std::make_shared<StreamConsumer>();
176 streamInfoPre->v1_0.bufferQueue_ = consumer_pre->CreateProducerSeq([this](void* addr, uint32_t size) {
177 DumpImageFile(streamIdPreview, "yuv", addr, size);
178 });
179 streamInfoPre->v1_0.bufferQueue_->producer_->SetQueueSize(UT_DATA_SIZE);
180 consumerMap_[intent] = consumer_pre;
181 streamInfos.push_back(*streamInfoPre);
182 } else if (intent == StreamIntent::VIDEO) {
183 streamInfoVideo->v1_0.streamId_ = streamIdVideo;
184 streamInfoVideo->v1_0.width_ = videoWidth;
185 streamInfoVideo->v1_0.height_ = videoHeight;
186 streamInfoVideo->v1_0.format_ = videoFormat;
187 streamInfoVideo->v1_0.dataspace_ = UT_DATA_SIZE;
188 streamInfoVideo->v1_0.intent_ = intent;
189 streamInfoVideo->v1_0.encodeType_ = ENCODE_TYPE_H265;
190 streamInfoVideo->v1_0.tunneledMode_ = UT_TUNNEL_MODE;
191 std::shared_ptr<StreamConsumer> consumer_video = std::make_shared<StreamConsumer>();
192 streamInfoVideo->v1_0.bufferQueue_ = consumer_video->CreateProducerSeq([this](void* addr, uint32_t size) {
193 DumpImageFile(streamIdPreview, "yuv", addr, size);
194 });
195 streamInfoVideo->v1_0.bufferQueue_->producer_->SetQueueSize(UT_DATA_SIZE);
196 consumerMap_[intent] = consumer_video;
197 streamInfos.push_back(*streamInfoVideo);
198 } else if (intent == StreamIntent::ANALYZE) {
199 streamInfoAnalyze->v1_0.streamId_ = streamIdAnalyze;
200 streamInfoAnalyze->v1_0.width_ = analyzeWidth;
201 streamInfoAnalyze->v1_0.height_ = analyzeHeight;
202 streamInfoAnalyze->v1_0.format_ = analyzeFormat;
203 streamInfoAnalyze->v1_0.dataspace_ = UT_DATA_SIZE;
204 streamInfoAnalyze->v1_0.intent_ = intent;
205 streamInfoAnalyze->v1_0.tunneledMode_ = UT_TUNNEL_MODE;
206
207 std::shared_ptr<StreamConsumer> consumer_analyze = std::make_shared<StreamConsumer>();
208 streamInfoAnalyze->v1_0.bufferQueue_ =
209 consumer_analyze->CreateProducerSeq([this](void* addr, uint32_t size) {
210 common_metadata_header_t *data = static_cast<common_metadata_header_t *>(addr);
211 camera_metadata_item_t entry = {};
212
213 int ret = FindCameraMetadataItem(data, OHOS_STATISTICS_FACE_IDS, &entry);
214 if (ret == 0) {
215 for (size_t i = 0; i < entry.count; i++) {
216 int id = entry.data.i32[i];
217 CAMERA_LOGI("Face ids : %{public}d", id);
218 }
219 }
220
221 ret = FindCameraMetadataItem(data, OHOS_STATISTICS_FACE_RECTANGLES, &entry);
222 if (ret == 0) {
223 for (size_t i = 0; i < entry.count; i++) {
224 int id = entry.data.i32[i];
225 CAMERA_LOGI("Face rectangles : %{public}d", id);
226 }
227 }
228 });
229 streamInfoAnalyze->v1_0.bufferQueue_->producer_->SetQueueSize(UT_DATA_SIZE);
230 consumerMap_[intent] = consumer_analyze;
231 streamInfos.push_back(*streamInfoAnalyze);
232 } else {
233 streamInfoCapture->v1_0.streamId_ = streamIdAnalyze;
234 streamInfoCapture->v1_0.width_ = analyzeWidth;
235 streamInfoCapture->v1_0.height_ = analyzeHeight;
236 streamInfoCapture->v1_0.format_ = analyzeFormat;
237 streamInfoCapture->v1_0.dataspace_ = UT_DATA_SIZE;
238 streamInfoCapture->v1_0.intent_ = intent;
239 streamInfoCapture->v1_0.tunneledMode_ = UT_TUNNEL_MODE;
240 std::shared_ptr<StreamConsumer> consumer_capture = std::make_shared<StreamConsumer>();
241 streamInfoCapture->v1_0.bufferQueue_ =
242 consumer_capture->CreateProducerSeq([this](void* addr, uint32_t size) {
243 DumpImageFile(streamIdPreview, "yuv", addr, size);
244 });
245 streamInfoCapture->v1_0.bufferQueue_->producer_->SetQueueSize(UT_DATA_SIZE);
246 consumerMap_[intent] = consumer_capture;
247 streamInfos.push_back(*streamInfoCapture);
248 }
249 }
250
251 rc = streamOperator_V1_1->CreateStreams_V1_1(streamInfos);
252 EXPECT_EQ(false, rc != HDI::Camera::V1_0::NO_ERROR);
253 rc = streamOperator_V1_1->CommitStreams(OperationMode::NORMAL, abilityVec);
254 EXPECT_EQ(false, rc != HDI::Camera::V1_0::NO_ERROR);
255 sleep(1);
256 std::vector<OHOS::HDI::Camera::V1_1::StreamInfo_V1_1>().swap(streamInfos);
257 }
258
StartCapture(int streamId,int captureId,bool shutterCallback,bool isStreaming)259 void Test::StartCapture(int streamId, int captureId, bool shutterCallback, bool isStreaming)
260 {
261 captureInfo = std::make_shared<CaptureInfo>();
262 captureInfo->streamIds_ = {streamId};
263 captureInfo->captureSetting_ = abilityVec;
264 captureInfo->enableShutterCallback_ = shutterCallback;
265 if (streamOperator_V1_1 != nullptr) {
266 rc = (CamRetCode)streamOperator_V1_1->Capture(captureId, *captureInfo, isStreaming);
267 } else {
268 rc = (CamRetCode)streamOperator->Capture(captureId, *captureInfo, isStreaming);
269 }
270 EXPECT_EQ(true, rc == HDI::Camera::V1_0::NO_ERROR);
271 if (rc == HDI::Camera::V1_0::NO_ERROR) {
272 CAMERA_LOGI("check Capture: Capture success, %{public}d", captureId);
273 } else {
274 std::cout << "rc = " << rc << std::endl;
275 CAMERA_LOGE("check Capture: Capture fail, rc = %{public}d", rc);
276 }
277 sleep(UT_SLEEP_TIME);
278 }
279
StopStream(std::vector<int> & captureIds,std::vector<int> & streamIds)280 void Test::StopStream(std::vector<int>& captureIds, std::vector<int>& streamIds)
281 {
282 if (sizeof(captureIds) > 0) {
283 for (auto &captureId : captureIds) {
284 if (streamOperator_V1_1 != nullptr) {
285 rc = streamOperator_V1_1->CancelCapture(captureId);
286 } else {
287 rc = streamOperator->CancelCapture(captureId);
288 }
289 EXPECT_EQ(true, rc == HDI::Camera::V1_0::NO_ERROR);
290 if (rc == HDI::Camera::V1_0::NO_ERROR) {
291 CAMERA_LOGI("check Capture: CancelCapture success, %{public}d", captureId);
292 } else {
293 CAMERA_LOGE("check Capture: CancelCapture fail, rc = %{public}d, captureId = %{public}d",
294 rc, captureId);
295 }
296 }
297 }
298 if (sizeof(streamIds) > 0) {
299 if (streamOperator_V1_1 != nullptr) {
300 rc = streamOperator_V1_1->ReleaseStreams(streamIds);
301 } else {
302 rc = streamOperator->ReleaseStreams(streamIds);
303 }
304 EXPECT_EQ(true, rc == HDI::Camera::V1_0::NO_ERROR);
305 if (rc == HDI::Camera::V1_0::NO_ERROR) {
306 CAMERA_LOGI("check Capture: ReleaseStream success");
307 } else {
308 CAMERA_LOGE("check Capture: ReleaseStreams fail, rc = %{public}d", rc);
309 }
310 }
311 }
312
CalculateFps(int64_t timestamp,int32_t streamId)313 void Test::StreamConsumer::CalculateFps(int64_t timestamp, int32_t streamId)
314 {
315 if (isFirstCalculateFps_) {
316 if ((timestamp - intervalTimestamp_) >= interval_) {
317 int64_t timeInterval = timestamp - intervalTimestamp_;
318 if (timeInterval != 0) {
319 float fps = (int64_t)(100000000000 * timestampCount_ / timeInterval) / 100.0;
320 CAMERA_LOGI("Calculate FPS success, streamId: %{public}d, Fps:%{public}f", streamId, fps);
321 interval_ = ONESECOND_OF_MICROSECOND_UNIT;
322 } else {
323 CAMERA_LOGE("Calculate FPS error timeInerval is 0");
324 }
325 }
326 } else {
327 intervalTimestamp_ = timestamp;
328 isFirstCalculateFps_ = true;
329 }
330 if ((timestamp - intervalTimestamp_) >= ONESECOND_OF_MICROSECOND_UNIT * UT_SECOND_TIMES) {
331 intervalTimestamp_ = timestamp;
332 timestampCount_ = 0;
333 interval_ = ONESECOND_OF_MICROSECOND_UNIT;
334 }
335 timestampCount_++;
336 }
337
CreateProducer(std::function<void (void *,uint32_t)> callback)338 OHOS::sptr<OHOS::IBufferProducer> Test::StreamConsumer::CreateProducer(std::function<void(void*, uint32_t)> callback)
339 {
340 consumer_ = OHOS::IConsumerSurface::Create();
341 if (consumer_ == nullptr) {
342 return nullptr;
343 }
344 sptr<IBufferConsumerListener> listener = new TestBufferConsumerListener();
345 consumer_->RegisterConsumerListener(listener);
346 auto producer = consumer_->GetProducer();
347 if (producer == nullptr) {
348 return nullptr;
349 }
350
351 callback_ = callback;
352 consumerThread_ = new std::thread([this, listener] {
353 int32_t flushFence = 0;
354 int64_t timestamp = 0;
355 OHOS::Rect damage;
356 TestBufferConsumerListener* checker = static_cast<TestBufferConsumerListener*>(listener.GetRefPtr());
357 while (running_ == true) {
358 OHOS::sptr<OHOS::SurfaceBuffer> buffer = nullptr;
359 if (checker->checkBufferAvailable()) {
360 consumer_->AcquireBuffer(buffer, flushFence, timestamp, damage);
361 if (buffer != nullptr) {
362 void* addr = buffer->GetVirAddr();
363 uint32_t size = buffer->GetSize();
364
365 int32_t gotSize = 0;
366 int32_t isKey = 0;
367 int32_t streamId = 0;
368 int32_t captureId = 0;
369 buffer->GetExtraData()->ExtraGet(OHOS::Camera::dataSize, gotSize);
370 buffer->GetExtraData()->ExtraGet(OHOS::Camera::isKeyFrame, isKey);
371 buffer->GetExtraData()->ExtraGet(OHOS::Camera::timeStamp, timestamp);
372 buffer->GetExtraData()->ExtraGet(OHOS::Camera::streamId, streamId);
373 buffer->GetExtraData()->ExtraGet(OHOS::Camera::captureId, captureId);
374 if (gotSize) {
375 CalculateFps(timestamp, streamId);
376 callback_(addr, gotSize);
377 } else {
378 callback_(addr, size);
379 }
380
381 consumer_->ReleaseBuffer(buffer, -1);
382 shotCount_--;
383 if (shotCount_ == 0) {
384 std::unique_lock<std::mutex> l(l_);
385 cv_.notify_one();
386 }
387 }
388 }
389 if (running_ == false) {
390 break;
391 }
392 usleep(1);
393 }
394 });
395
396 return producer;
397 }
398
CreateProducerSeq(std::function<void (void *,uint32_t)> callback)399 OHOS::sptr<BufferProducerSequenceable> Test::StreamConsumer::CreateProducerSeq(
400 std::function<void(void*, uint32_t)> callback)
401 {
402 OHOS::sptr<OHOS::IBufferProducer> producer = CreateProducer(callback);
403 if (producer == nullptr) {
404 return nullptr;
405 }
406
407 return new BufferProducerSequenceable(producer);
408 }
409
OnCaptureStarted(int32_t captureId,const std::vector<int32_t> & streamId)410 int32_t Test::TestStreamOperatorCallback::OnCaptureStarted(int32_t captureId, const std::vector<int32_t> &streamId)
411 {
412 for (auto it : streamId) {
413 CAMERA_LOGE("captureId: %{public}d, streamId: %{public}d", captureId, it);
414 }
415 return HDI::Camera::V1_0::NO_ERROR;
416 }
417
OnCaptureEnded(int32_t captureId,const std::vector<CaptureEndedInfo> & infos)418 int32_t Test::TestStreamOperatorCallback::OnCaptureEnded(int32_t captureId, const std::vector<CaptureEndedInfo> &infos)
419 {
420 for (auto it : infos) {
421 CAMERA_LOGE("captureId: %{public}d, streamId: %{public}d, count: %{public}d", captureId, it.streamId_,
422 it.frameCount_);
423 }
424 return HDI::Camera::V1_0::NO_ERROR;
425 }
426
OnCaptureError(int32_t captureId,const std::vector<CaptureErrorInfo> & infos)427 int32_t Test::TestStreamOperatorCallback::OnCaptureError(int32_t captureId, const std::vector<CaptureErrorInfo> &infos)
428 {
429 for (auto it : infos) {
430 CAMERA_LOGE("captureId: %{public}d, streamId: %{public}d, error: %{public}d", captureId, it.streamId_,
431 it.error_);
432 }
433 return HDI::Camera::V1_0::NO_ERROR;
434 }
435
OnFrameShutter(int32_t captureId,const std::vector<int32_t> & streamIds,uint64_t timestamp)436 int32_t Test::TestStreamOperatorCallback::OnFrameShutter(int32_t captureId,
437 const std::vector<int32_t> &streamIds, uint64_t timestamp)
438 {
439 (void)timestamp;
440 for (auto it : streamIds) {
441 CAMERA_LOGE("captureId: %{public}d, streamId: %{public}d", captureId, it);
442 }
443 return HDI::Camera::V1_0::NO_ERROR;
444 }
445
OnError(ErrorType type,int32_t errorMsg)446 int32_t Test::DemoCameraDeviceCallback::OnError(ErrorType type, int32_t errorMsg)
447 {
448 CAMERA_LOGE("type: %{public}d, errorMsg: %{public}d", type, errorMsg);
449 return HDI::Camera::V1_0::NO_ERROR;
450 }
451
OnResult(uint64_t timestamp,const std::vector<uint8_t> & result)452 int32_t Test::DemoCameraDeviceCallback::OnResult(uint64_t timestamp, const std::vector<uint8_t> &result)
453 {
454 if (Test::resultCallback_) {
455 std::shared_ptr<CameraMetadata> resultMeta;
456 MetadataUtils::ConvertVecToMetadata(result, resultMeta);
457 Test::resultCallback_(timestamp, resultMeta);
458 }
459 return HDI::Camera::V1_0::NO_ERROR;
460 }
461
OnCameraStatus(const std::string & cameraId,CameraStatus status)462 int32_t Test::TestCameraHostCallback::OnCameraStatus(const std::string& cameraId, CameraStatus status)
463 {
464 CAMERA_LOGE("cameraId: %{public}s, status: %{public}d", cameraId.c_str(), status);
465 return HDI::Camera::V1_0::NO_ERROR;
466 }
467
OnFlashlightStatus(const std::string & cameraId,FlashlightStatus status)468 int32_t Test::TestCameraHostCallback::OnFlashlightStatus(const std::string& cameraId, FlashlightStatus status)
469 {
470 CAMERA_LOGE("cameraId: %{public}s, status: %{public}d", cameraId.c_str(), status);
471 return HDI::Camera::V1_0::NO_ERROR;
472 }
473
OnCameraEvent(const std::string & cameraId,CameraEvent event)474 int32_t Test::TestCameraHostCallback::OnCameraEvent(const std::string& cameraId, CameraEvent event)
475 {
476 CAMERA_LOGE("cameraId: %{public}s, status: %{public}d", cameraId.c_str(), event);
477 return HDI::Camera::V1_0::NO_ERROR;
478 }
479
480 }