欢迎来到尧图网

客户服务 关于我们

您的位置:首页 > 财经 > 创投人物 > 鸿蒙人脸识别

鸿蒙人脸识别

2025/5/15 1:42:53 来源:https://blog.csdn.net/xo19882011/article/details/144657753  浏览:    关键词:鸿蒙人脸识别

鸿蒙人脸识别

参考文档

鸿蒙原生提供用于实现人脸识别的API。感觉能够实现一些好玩的效果。

请添加图片描述

private detectFace(img: PixelMap) {// 调用人脸检测接口faceDetector.init();let visionInfo: faceDetector.VisionInfo = {pixelMap: img,};faceDetector.detect(visionInfo).then((data: faceDetector.Face[]) => {if (data.length === 0) {} else {let faceString = JSON.stringify(data);hilog.info(0x0000, 'faceDetectorSample', "faceString data is " + faceString);promptAction.showDialog({message: `识别到信息  ${faceString}`})}}).catch((error: BusinessError) => {hilog.error(0x0000, 'faceDetectorSample', `Face detection failed. Code: ${error.code}, message: ${error.message}`);});faceDetector.release();
}

示例代码

import { BusinessError } from '@kit.BasicServicesKit';
import { hilog } from '@kit.PerformanceAnalysisKit';
import { photoAccessHelper } from '@kit.MediaLibraryKit';
import { image } from '@kit.ImageKit';
import { fileIo } from '@kit.CoreFileKit';
import { faceDetector } from '@kit.CoreVisionKit';
import { promptAction } from '@kit.ArkUI';const TAG: string = "index";@Entry
@Component
struct Index {@State chooseImage: image.PixelMap | null = null@State segImage: image.PixelMap | null = nullprivate openPhoto(): Promise<Array<string>> {return new Promise<Array<string>>((resolve, reject) => {let PhotoSelectOptions = new photoAccessHelper.PhotoSelectOptions();PhotoSelectOptions.MIMEType = photoAccessHelper.PhotoViewMIMETypes.IMAGE_TYPE;PhotoSelectOptions.maxSelectNumber = 1;let photoPicker: photoAccessHelper.PhotoViewPicker = new photoAccessHelper.PhotoViewPicker();hilog.info(0x0000, TAG, 'PhotoViewPicker.select successfully, PhotoSelectResult uri: ');photoPicker.select(PhotoSelectOptions).then((PhotoSelectResult) => {hilog.info(0x0000, TAG, `PhotoViewPicker.select successfully, PhotoSelectResult uri: ${PhotoSelectResult.photoUris}`);resolve(PhotoSelectResult.photoUris)}).catch((err: BusinessError) => {hilog.error(0x0000, TAG, `PhotoViewPicker.select failed with errCode: ${err.code}, errMessage: ${err.message}`);reject();});})}private async loadImage(path: string) {let imageSource: image.ImageSource | undefined = undefinedlet fileSource = await fileIo.open(path, fileIo.OpenMode.READ_ONLY)imageSource = image.createImageSource(fileSource.fd)this.chooseImage = await imageSource.createPixelMap()hilog.info(0x0000, TAG, `this.chooseImage===${this.chooseImage}`);}private detectFace(img: PixelMap) {// 调用人脸检测接口faceDetector.init();let visionInfo: faceDetector.VisionInfo = {pixelMap: img,};faceDetector.detect(visionInfo).then((data: faceDetector.Face[]) => {if (data.length === 0) {} else {let faceString = JSON.stringify(data);hilog.info(0x0000, 'faceDetectorSample', "faceString data is " + faceString);promptAction.showDialog({message: `识别到信息  ${faceString}`})}}).catch((error: BusinessError) => {hilog.error(0x0000, 'faceDetectorSample', `Face detection failed. Code: ${error.code}, message: ${error.message}`);});faceDetector.release();}build() {Column() {Image(this.chooseImage).objectFit(ImageFit.Contain).width('100%').height('40%')Row() {Image(this.segImage).objectFit(ImageFit.Contain).width('100%').height('100%')}.width('100%').height('40%')Blank()Row() {Text('选择图片').height(50).width(140).borderRadius(25).textAlign(TextAlign.Center).backgroundColor(Color.Orange).onClick(async () => {let urls = await this.openPhoto()if (urls.length > 0) {let url = urls[0]this.loadImage(url)}})Text('人脸识别').height(50).width(140).borderRadius(25).textAlign(TextAlign.Center).backgroundColor(Color.Orange).onClick(async () => {if (this.chooseImage) {this.detectFace(this.chooseImage)}})}}.height('100%').width('100%')}
}

后记

最近利用这些知识上架了两个应用

小鱼证件照,免费便捷的证件照生成工具。

请添加图片描述

小鱼抽签。出门之前占卜吉凶,总会有好事发生。

第1签 锤离成道

天开地辟结良缘,日吉时良万事全,若得此签非小可,人行中正帝王宜

上上签

子宫

此卦盘古初开天地之象,诸事皆吉也

快使用鸿蒙next版本扫一扫体验一下吧~

请添加图片描述

版权声明:

本网仅为发布的内容提供存储空间,不对发表、转载的内容提供任何形式的保证。凡本网注明“来源:XXX网络”的作品,均转载自其它媒体,著作权归作者所有,商业转载请联系作者获得授权,非商业转载请注明出处。

我们尊重并感谢每一位作者,均已注明文章来源和作者。如因作品内容、版权或其它问题,请及时与我们联系,联系邮箱:809451989@qq.com,投稿邮箱:809451989@qq.com

热搜词