事先说明，博文中只是一个简单的demo。阿里云的ocr识别有一定误差，图片的清晰光暗程度也会影响识别结果。
更完善的ocr识别名片程序，本人有两种想法：
一种是使用全能名片王的api，有收费部分。
一种是同时使用阿里云的名片识别接口和普通图片文字识别接口，在后台进行对比修正后再返回；同时看能否找到自动裁剪图片的方法。目前正在尝试此种方法，但是代码不方便放上来。有兴趣的可以自己研究。
源码地址：https://github.com/imiros/java-ocr-wxminipro
小程序主要代码---index.js
const app = getApp()Page({ data: { imageSrc: "", showView: false }, chooseImage: function () { var that = this; wx.chooseImage({ count: 1, success: function (e) { console.log(e.tempFilePaths[0]) that.setData({ imageSrc: e.tempFilePaths[0] }) wx.showToast({ title: '数据加载中', icon: 'loading', duration: 2000 }); wx.getFileSystemManager().readFile({ filePath: e.tempFilePaths[0], //选择图片返回的相对路径 encoding: 'base64', //编码格式 success: res = { console.log("图片转码回调"); wx.request({ url: 'https://dm-57.data.aliyun.com/rest/160601/ocr/ocr_business_card.json', data: { "image": res.data }, header: { "Authorization": "APPCODE e5d382e5d0a4*****0638b1e14a" //阿里云ocr名片识别code }, method: 'POST', dataType: 'json', responseType: 'text', success: function (res) { console.log(res); if (200 == res.statusCode) { that.setData({ showView: true, name: res.data.name, company: res.data.company, department: res.data.department, title: res.data.title, tel_cell: res.data.tel_cell, tel_work: res.data.tel_work, addr: res.data.addr, email: res.data.email }) } else { wx.showModal({ title: '提示信息', content: '你选择的图片不符合规格，请重新上传', showCancel: false, confirmText: '确定', success: function (res) { console.log("点击了确定", res) that.setData({ imageSrc: "", showView: false, name: res.data.name, company: res.data.company, department: res.data.department, title: res.data.title, tel_cell: res.data.tel_cell, tel_work: res.data.tel_work, addr: res.data.addr, email: res.data.email }) } }) } } }) } }) } }) },})小程序主要代码---index.wxml
!--index.wxml--view class="{{showView?'view_hide':'view_show'}}" view class="container" button bindtap='chooseImage'扫名片/button /view/viewimage style='width:300px;height:170px;margin-left:10px' src='{{imageSrc}}'/imageview class="{{showView?'view_show':'view_hide'}}" view class="weui-cells weui-cells_after-title" view class="weui-cell weui-cell_input" view class="weui-cell__hd" view class="weui-label"姓名/view /view view class="weui-cell__bd" input class="weui-input text-more" value='{{name}}' name="name" / /view /view view class="weui-cell weui-cell_input" view class="weui-cell__hd" view class="weui-label"公司/view /view view class="weui-cell__bd" input class="weui-input text-more" value='{{company}}' name="company" / /view /view view class="weui-cell weui-cell_input" view class="weui-cell__hd" view class="weui-label"部门/view /view view class="weui-cell__bd" input class="weui-input text-more" value='{{department}}' name="department" / /view /view view class="weui-cell weui-cell_input" view class="weui-cell__hd" view class="weui-label"职位/view /view view class="weui-cell__bd" input class="weui-input text-more" value='{{title}}' name="title" / /view /view view class="weui-cell weui-cell_input" view class="weui-cell__hd" view class="weui-label text-more"手机/view /view view class="weui-cell__bd" input class="weui-input text-more" value='{{tel_cell}}' name="tel_cell" / /view /view view class="weui-cell weui-cell_input" view class="weui-cell__hd" view class="weui-label text-more"座机/view /view view class="weui-cell__bd" input class="weui-input text-more" value='{{tel_work}}' name="tel_work" / /view /view view class="weui-cell weui-cell_input" view class="weui-cell__hd" view class="weui-label"地址/view /view view class="weui-cell__bd" textarea class="weui-textarea" value='{{addr}}' name="addr" disabled='true' / /view /view view class="weui-cell weui-cell_input" view class="weui-cell__hd" view class="weui-label"邮箱/view /view view class="weui-cell__bd" input class="weui-input text-more" value='{{email}}' name="email" / /view /view /view/view小程序主要代码---index.wxss
/**index.wxss**/.userinfo { display: flex; flex-direction: column; align-items: center;}.userinfo-avatar { width: 128rpx; height: 128rpx; margin: 20rpx; border-radius: 50%;}.userinfo-nickname { color: #aaa;}.usermotto { margin-top: 200px;}.view_show { display: block;}.view_hide { display: none;}.text-more { overflow: hidden; white-space: nowrap; text-overflow: ellipsis;}小程序---app.wxss
/**app.wxss**/@import "pages/style/weui.wxss";.container { height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: space-between; padding: 200rpx 0; box-sizing: border-box;}
