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微信小程序 插件服务·OCR支持

2024-04-02 分类：微信小程序开发文档

OCR 支持

查看本文档前，建议先阅读《小程序插件文档》 体验工具小程序 —— 该插件完全使用此插件实现。该插件支持身份证识别，行驶证识别和银行卡识别。 小程序码 

申请权限

  • 请在小程序后台搜索本插件（AppID=wx4418e3e031e551be） 设置-第三方服务-添加插件

调用限制

  • 来开放社区购买，appid内的额度在插件、API、服务市场是通用的

调用方式

app.json中增加声明引入插件 version选择最新的

  "pages": [],
  "plugins": {
    "ocr-plugin": {
      "version": "3.0.2",
      "provider": "wx4418e3e031e551be"
    }
  }
}

页面的json也要增加声明

{
  "usingComponents": {
    "ocr-navigator": "plugin://ocr-plugin/ocr-navigator"
  }
}

组件

对外暴露自定义组件，UI载体为button（可样式自定义） 封装了

参数

属性名 类型 默认值 是否必填 说明
onSuccess HandleEvent 是 接口调用成功的回调函数
certificateType String idCard 否 证书类型包含四种 身份证：idCard、驾驶证：drivingLicense、银行卡：bankCard、营业执照：businessLicense

返回结果中image_path 是用户证件照片的临时地址，开发者可以通过image_path拿到用户的证件照片

以下具体说明四种证件类型的使用方法

1、身份证

certificateType=’idCard’ 或 无certificateType这个参数

属性名 类型 默认值 是否必填 说明
onSuccess HandleEvent 是 接口调用成功的回调函数
certificateType String idCard 否 证书类型包含四种 身份证：idCard、驾驶证：drivingLicense、银行卡：bankCard、营业执照：businessLicense
opposite Boolean true 否 是否显示身份证的反面，默认为 true显示反面

onSuccess

参数 e.detail

参考身份证返回结果实例

示例代码1

    <ocr-navigator bind:onSuccess="success" certificateType="idCard" opposite="{{false}}">
      <button type="primary">身份证正面识别</button>
    </ocr-navigator>
    <ocr-navigator bind:onSuccess="success" certificateType="idCard" opposite="{{true}}">
      <button type="primary">身份证反面识别</button>
    </ocr-navigator>

/** wxss **/
/*自定义按钮样式*/
.ocr-wrapper {
  margin: 40rpx auto;
  width: 375rpx;
}
.intro {
  margin: 40rpx;
}

身份证返回结果实例

{"type":0,"name":{"text":"张三","pos":{"left_top":{"x":98.7780914307,"y":40.9823074341},"right_top":{"x":172.311325073,"y":41.2864379883},"right_bottom":{"x":172.190856934,"y":64.9047088623},"left_bottom":{"x":98.6072158813,"y":64.5630187988}},"label":[]},"gender":{"text":"男","pos":{"left_top":{"x":101.035919189,"y":80.7537384033},"right_top":{"x":121.421043396,"y":80.7818603516},"right_bottom":{"x":121.264938354,"y":101.272567749},"left_bottom":{"x":100.882026672,"y":101.244766235}},"label":[]},"nationality":{"text":"汉","pos":{"left_top":{"x":201.881393433,"y":81.7225189209},"right_top":{"x":222.004470825,"y":81.6959762573},"right_bottom":{"x":221.899169922,"y":101.255821228},"left_bottom":{"x":201.765304565,"y":101.291915894}},"label":[]},"address":{"text":"广州市天河区五山路483号xxxxxxxxx","pos":{"left_top":{"x":95.5787811279,"y":150.794250488},"right_top":{"x":310.358947754,"y":151.617507935},"right_bottom":{"x":310.004699707,"y":220.222885132},"left_bottom":{"x":95.1295013428,"y":219.552230835}},"label":[]},"id":{"text":"4452xxxxxxxxxxxx","pos":{"left_top":{"x":176.158676147,"y":244.072860718},"right_top":{"x":453.888336182,"y":244.978515625},"right_bottom":{"x":453.874603271,"y":266.313659668},"left_bottom":{"x":176.066543579,"y":265.342407227}},"label":[]},"card_position":{"pos":{"left_top":{"x":1085.625,"y":621.75},"right_top":{"x":338.125,"y":594.75},"right_bottom":{"x":303.625,"y":99.75},"left_bottom":{"x":1189.125,"y":126.75}},"label":[]},"image_width":1280,"image_height":960,"image_path":"http://tmp/wx4418e3e031e551be.o6zAJs-yC5ByIjnyyy09jKDZquXk.dlrc7P7WlhnGb4aca86b078fc2acb5b08e7a0f438943.jpg"}

2、银行卡

certificateType=’bankCard’

属性名 类型 默认值 是否必填 说明
onSuccess HandleEvent 是 接口调用成功的回调函数
certificateType String bankCard 是 证书类型包含四种 身份证：idCard、驾驶证：drivingLicense、银行卡：bankCard、营业执照：businessLicense

onSuccess

参数 e.detail

参考银行卡返回结果实例

示例代码1

<ocr-navigator bind:onSuccess="blankSuccess"  certificateType="bankCard">
  <button type="primary">银行卡识别</button>
</ocr-navigator>

/** wxss **/
/*自定义按钮样式*/
.ocr-wrapper {
  margin: 40rpx auto;
  width: 375rpx;
}
.intro {
  margin: 40rpx;
}

银行卡返回结果实例

{"number":{"text":"6225xxxxxxxxxxxx","label":[]},"card_position":{"pos":{"left_top":{"x":2.19140625,"y":227.6171875},"right_top":{"x":729.50390625,"y":206.0546875},"right_bottom":{"x":769.91015625,"y":658.8671875},"left_bottom":{"x":-11.27734375,"y":680.4296875}},"label":[]},"image_width":762,"image_height":1280,"image_path":"http://tmp/wx4418e3e031e551be.o6zAJs-yC5ByIjnyyy09jKDZquXk.dlrc7P7WlhnGb4aca86b078fc2acb5b08e7a0f438943.jpg"}

银行卡返回结果

银行卡只支持横版储蓄卡，信用卡，并且只能识别出银行卡号，如果需要银行卡名称、过期时间需要用户手动输入

3、行驶证

certificateType=’drivingLicense’

属性名 类型 默认值 是否必填 说明
onSuccess HandleEvent 是 接口调用成功的回调函数
certificateType String drivingLicense 是 证书类型包含四种 身份证：idCard、驾驶证：drivingLicense、银行卡：bankCard、营业执照：businessLicense

onSuccess

参数 e.detail

参考行驶证返回结果实例

示例代码1

<ocr-navigator bind:onSuccess="driverSuccess" certificateType="drivingLicense" selectedOptions="{{['plateNum','vehicleType','owner']}}">
  <button type="primary">行驶证识别</button>
</ocr-navigator>

/** wxss **/
/*自定义按钮样式*/
.ocr-wrapper {
  margin: 40rpx auto;
  width: 375rpx;
}
.intro {
  margin: 40rpx;
}

行驶证返回结果实例

{"plate_num":{"text":"粤KDxxxx","label":[]},"vehicle_type":{"text":"小型轿车","label":[]},"owner":{"text":"周xx","label":[]},"addr":{"text":"广东省xxxxxxxx","label":[]},"use_character":{"text":"非营运","label":[]},"model":{"text":"东风日产牌xxxxxx","label":[]},"vin":{"text":"LGBH52Exxxxxx","label":[]},"engine_num":{"text":"873073Y","label":[]},"register_date":{"text":"2017-11-13","label":[]},"issue_date":{"text":"2017-11-13","label":[]},"plate_num_b":{"text":"粤R82xxxx","label":[]},"record":{"text":"4418005xxxx","label":[]},"passengers_num":{"text":"26人","label":[]},"total_quality":{"text":"6900kg","label":[]},"prepare_quality":{"text":"4480kg","label":[]},"load_quality":{"text":"","label":[]},"lead_quality":{"text":"","label":[]},"overall_size":{"text":"7725x205xxxx","label":[]},"type":2,"card_position":[{"pos":{"left_top":{"x":454.0625,"y":17.34375},"right_top":{"x":987.8125,"y":11.71875},"right_bottom":{"x":987.8125,"y":562.96875},"left_bottom":{"x":471.5625,"y":546.09375}},"label":[]},{"pos":{"left_top":{"x":-0.9375,"y":28.59375},"right_top":{"x":445.3125,"y":22.96875},"right_bottom":{"x":445.3125,"y":551.71875},"left_bottom":{"x":-0.9375,"y":546.09375}},"label":[]}],"card_position_front":{"pos":{"left_top":{"x":454.0625,"y":17.34375},"right_top":{"x":987.8125,"y":11.71875},"right_bottom":{"x":987.8125,"y":562.96875},"left_bottom":{"x":471.5625,"y":546.09375}},"label":[]},"card_position_back":{"pos":{"left_top":{"x":-0.9375,"y":28.59375},"right_top":{"x":445.3125,"y":22.96875},"right_bottom":{"x":445.3125,"y":551.71875},"left_bottom":{"x":-0.9375,"y":546.09375}},"label":[]},"image_width":1000,"image_height":600,"img_size":{"w":1000,"h":600},"image_path":"http://tmp/wx4418e3e031e551be.o6zAJs-yC5ByIjnyyy09jKDZquXk.dlrc7P7WlhnGb4aca86b078fc2acb5b08e7a0f438943.jpg"}

行驶证返回结果

行驶证支持正副页面在一张图片中

4、营业执照

certificateType=’businessLicense’

属性名 类型 默认值 是否必填 说明
onSuccess HandleEvent 是 接口调用成功的回调函数
certificateType String businessLicense 是 证书类型包含四种 身份证：idCard、驾驶证：drivingLicense、银行卡：bankCard、营业执照：businessLicense

onSuccess

参数 e.detail

参考营业执照返回结果实例

示例代码1

<ocr-navigator bind:onSuccess="businessSuccess"   certificateType="businessLicense">
  <button type="primary">营业执照识别</button>
</ocr-navigator>

/** wxss **/
/*自定义按钮样式*/
.ocr-wrapper {
  margin: 40rpx auto;
  width: 375rpx;
}
.intro {
  margin: 40rpx;
}

营业执照返回结果实例

{"reg_num":{"text":"371400228016303","label":[]},"legal_representative":{"text":"xxxx","label":[]},"enterprise_name":{"text":"xxxxx有限公司","label":[]},"address":{"text":"xxx省xxx市xxx","label":[]},"type_of_enterprise":{"text":"有限责任公司(自然人投资或控股)","label":[]},"business_scope":{"text":"xxxxxxxxxxxx","label":[]},"registered_capital":{"text":"叁佰万元整","label":[]},"valid_period":{"text":"2008年04月12日至年月日","label":[]},"registered_date":{"text":"2008年04月12日","label":[]},"cert_position":{"pos":{"left_top":{"x":65.4609375,"y":115.640625},"right_top":{"x":567.4921875,"y":123.828125},"right_bottom":{"x":567.4921875,"y":811.578125},"left_bottom":{"x":65.4609375,"y":819.765625}},"label":[]},"img_size":{"w":630,"h":874},"image_path":"http://tmp/wx4418e3e031e551be.o6zAJs-yC5ByIjnyyy09jKDZquXk.dlrc7P7WlhnGb4aca86b078fc2acb5b08e7a0f438943.jpg"}

说明

本文档配合3.0.2以及以上的插件使用，并且调试基础库在2.4.0以及以上才能使用

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文章名称：《微信小程序 插件服务·OCR支持》
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