微信小程序上传身份证（身份证识别）

1、父页面引用组件

<view class="topic_box">
  <view>请拍摄本人真实有效的身份证原件和人脸照片</view>
  <view>拍摄时请保证身份证边缘完整，内容清晰可见</view>
</view>

<view class="upload_box" data-type="idCardPortrait" bind:tap="onChooseImg">
  <image class="upload_img" mode="aspectFit" src="{
  {info.idcardPortraitPath ? info.idcardPortraitUrl : '../../imgs/upload_icon/1.png'}}"></image>
</view>

<view wx:if="{
  {info.idcardPortraitPath}}" class="upload_desc-box">
  <view class="upload_desc">
    <view class="desc_ft">姓名</view>
    <view class="desc_bd">{
  {info.name}}</view>
  </view>
  <view class="upload_desc">
    <view class="desc_ft">身份证号</view>
    <view class="desc_bd">{
  {info.id}}</view>
  </view>
</view>

<view class="upload_box" data-type="idCardEmblem" bind:tap="onChooseImg">
  <image class="upload_img" mode="aspectFit" src="{
  {info.idcardEmblemPath ? info.idcardEmblemUrl : '../../imgs/upload_icon/3.png'}}"></image>
</view>

<view wx:if="{
  {info.idcardEmblemPath}}" class="upload_desc-box">
  <view class="upload_desc">
    <view class="desc_ft">签发机关</view>
    <view class="desc_bd">{
  {info.authority}}</view>
  </view>
  <view class="upload_desc">
    <view class="desc_ft">有效期</view>
    <view class="desc_bd">{
  {validDate}}</view>
  </view>
</view>

<!--<view class="upload_box" data-type="portrait" bind:tap="onChooseImg">
  <image class="upload_img" mode="aspectFit" src="{
  {info.portra