//获取OCR识别结果，示例代码--startwx.chooseMedia({count: 1,mediaType: ['image'],sourceType: ['album', 'camera'],maxDuration: 30,camera: 'back',success: (res) => {if(res.errMsg=="chooseMedia:ok"){let tempImgPath = res.tempFiles[0].tempFilePath;// const imgBase64 = uni.getFileSystemManager().readFileSync(tempImgPath, "base64");wx.serviceMarket.invokeService({service: 'wx79ac3de8be320b71', // '固定为服务商OCR的appid，非小程序appid',api: 'OcrAllInOne',//服务名称data: {img_url: new wx.serviceMarket.CDN({type: 'filePath',filePath: tempImgPath// 使用选择的第一张图片的路径}),data_type: 3,//1：二进制；2：base64字符串；3：图片urlocr_type: 1,//1：身份证；2：银行卡；3：行驶证；4：驾驶证；7：营业执照；8：通用OCR ; 10: 车牌识别},}).then(res => {console.log('invokeService success', res)//res 成功返回正面示例报文：{"errMsg":"invokeService:ok","data":{"idcard_res":{"type":0,"name":{"text":"崔效伟"},"gender":{"text":"男"},"nationality":{"text":"汉"},"birth":{"text":"2000-03-10"},"address":{"text":"山西省忻州市忻府区解原乡东社村029号"},"id":{"text":"142201200003104873"},"card_position":{"pos":{"left_top":{"x":503.8359375,"y":0},"right_top":{"x":503.8359375,"y":776},"right_bottom":{"x":6.0703125,"y":776},"left_bottom":{"x":6.0703125,"y":0}}},"image_width":516,"image_height":777,"card_property":4}},"requestId":"MLzHwxChFkPT-6Yqi_YFXN3exxf6uL9wYiaRFKet9xeqaM6da2lzO3HF4vsI-j8RxbQ"};// wx.showModal({// title: 'cost',// content: (Date.now() - d) + ''// })}).catch(err => {console.error('invokeService fail', err)// wx.showModal({// title: 'fail',// content: err + '',// })})}else{uni.showToast({title: res.errMsg,icon: "none",position: 'center',duration: 3000});}},fail: (res) => {console.log("选择身份证照片失败："+res.errMsg);}});//获取OCR识别结果，示例代码--end
参考地址：https://blog.csdn.net/weixin_36754290/article/details/151318521