小程序--人脸识别功能（百度ai）

摘要：文档中心接入流程按照文档获取，进行用户身份验证和授权的凭证的生成自行获取网络错误，请重试选择人脸识别人脸检测，人脸识别接口分为和两个版本，确认在百度云后台获得的是还是版本接口权限。

文档中心：https://ai.baidu.com/docs#/Begin/a2bbf4b2

const getBaiduToken = function () {
    return new Promise((resolve, reject) => {
        //自行获取APIKey、SecretKey
        const apiKey = APIKey;
        const secKey = SecretKey;
        const tokenUrl = `https://aip.baidubce.com/oauth/2.0/token?grant_type=client_credentials&client_id=${apiKey}&client_secret=${secKey}`;
        wx.request({
            url: tokenUrl,
            method: "POST",
            dataType: "json",
            header: {
                "content-type": "application/json; charset=UTF-8"
            },
            success: function (res) {
                resolve(res);
            },
            fail: function (res) {
                wx.hideLoading();
                wx.showToast({
                    title: "网络错误，请重试！",
                    icon: "none",
                    duration: 2000
                })
                reject(res);
            },
            complete: function (res) {
                resolve(res);
            }
        })
    })
}

//封装识别方法
const getImgIdentify = function(tokenUrl, data){
    return new Promise((resolve, reject) => {
        const detectUrl = `https://aip.baidubce.com/rest/2.0/face/v3/detect?access_token=${tokenUrl}`;
        wx.request({
            url: detectUrl,
            data: data,
            method: "POST",
            dataType: "json",
            header: {
                "content-type": "Content-Type:application/json; charset=UTF-8"
            },
            success: function (res) {
                resolve(res);
            },
            fail: function (res) {
                wx.hideLoading();
                wx.showToast({
                    title: "网络错误，请重试！",
                    icon: "none",
                    duration: 2000
                })
                reject(res);
            },
            complete: function (res) {
                resolve(res);
            }
        })
    })
}

getBaiduToken().then((res) => {
    let token = res.data.access_token;
    let data = {
        "image": self.data.img,
        "image_type":"URL",
        "face_field":"ge,beauty,expression,face_shape,gender,glasses,landmark,race,quality,eye_status,emotion,face_type"
    }
    util.getImgIdentify(token, data).then((res)=>{
        //百度接口返回的结果
        let score = parseInt(res.data.result.face_list[0].beauty);
        self.setData({
            score: score,
        })
    })
})

哼～一点都不准

原文地址：https://github.com/liujianxi/...