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RecognizeCarInvoice - 机动车销售统一发票识别

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支持包括发票代码、开票号码、开票日期、发票金额、增值税税额、合格证号、购买方名称、购买方身份证号/代码等关键字段结构化识别输出。

接口说明

本接口适用场景

  • 阿里云机动车销售发票识别，是阿里云官方自研 OCR 文字识别产品，适用于识别购车发票上的发票金额、购买方名称、车辆类型、厂牌型号、销售方名称等关键信息的场景。
  • 阿里云 OCR 产品基于阿里巴巴达摩院强大的 AI 技术及海量数据，历经多年沉淀打磨，具有服务稳定、操作简易、实时性高、能力全面等几大优势。
  • 本接口图片示例

本接口核心能力

分类概述
图片格式支持 PNG、JPG、JPEG、BMP、GIF、TIFF、WebP。
图像增强默认支持图像增强，包括图像自动旋转、畸变自动矫正、模糊图片自动增强等能力。
多类型覆盖支持模糊、光照不均、透视畸变、任意背景等低质量图像识别。
高精度识别总体识别准确率可达 98%。

如何使用本接口

步骤概述
1开通 票据凭证识别 服务。开通服务前后，您可以通过体验馆免费体验本功能识别效果。
2购买机动车销售发票识别资源包。本 API 会赠送免费额度，可使用免费额度测试。您也可以不购买资源包，系统会通过“按量付费”方式按实际调用量自动扣款。
3可以参照调试页面提供的代码示例完成 API 接入开发。接入完成后，调用 API 获取识别结果。如果使用子账号调用接口，需要阿里云账号（主账号）对 RAM 账号进行授权。创建 RAM 用户的具体操作，请参考：创建 RAM 用户。文字识别服务提供一种系统授权策略，即 AliyunOCRFullAccess。具体授权操作，请参见在用户页面为 RAM 用户授权。

重要提示

类型概述
图片格式
  • 本接口支持：PNG、JPG、JPEG、BMP、GIF、TIFF、WebP。暂不支持 PDF 格式。
图片尺寸
  • 图片长宽需要大于 15 像素，小于 8192 像素。
  • 长宽比需要小于 50。
  • 如需达到较好识别效果，建议长宽均大于 500px。
图片大小
  • 图片二进制文件不能超过 10MB。
  • 图片过大会影响接口响应速度，建议使用小于 1.5M 图片进行识别，且通过传图片 URL 的方式调用接口。
相关能力

调试

您可以在OpenAPI Explorer中直接运行该接口，免去您计算签名的困扰。运行成功后，OpenAPI Explorer可以自动生成SDK代码示例。

授权信息

下表是API对应的授权信息，可以在RAM权限策略语句的Action元素中使用，用来给RAM用户或RAM角色授予调用此API的权限。具体说明如下：

  • 操作：是指具体的权限点。
  • 访问级别：是指每个操作的访问级别，取值为写入（Write）、读取（Read）或列出（List）。
  • 资源类型：是指操作中支持授权的资源类型。具体说明如下：
    • 对于必选的资源类型，用背景高亮的方式表示。
    • 对于不支持资源级授权的操作，用全部资源表示。
  • 条件关键字：是指云产品自身定义的条件关键字。
  • 关联操作：是指成功执行操作所需要的其他权限。操作者必须同时具备关联操作的权限，操作才能成功。
操作访问级别资源类型条件关键字关联操作
ocr:RecognizeCarInvoice
  • 全部资源
    *
    无
无

请求参数

名称类型必填描述示例值
Urlstring否
  • 本字段和 body 字段二选一，不可同时透传或同时为空。
  • 图片链接（长度不超 2048 字节，不支持 base64）。
https://img.alicdn.com/tfs/TB1hC7bXCzqK1RjSZPcXXbTepXa-832-616.jpg
bodybyte否
  • 本字段和 URL 字段二选一，不可同时透传或同时为空。
  • 图片二进制文件，最大 10MB。
  • 使用 HTTP 方式调用，把图片二进制文件放到 HTTP body 中上传即可。
  • 使用 SDK 的方式调用，把图片放到 SDK 的 body 中即可。
图片二进制文件

返回参数

名称类型描述示例值
object

Schema of Response

RequestIdstring

请求唯一 ID

43A29C77-405E-4CC0-BC55-EE694AD00655
Datastring

返回数据

{ "data": { "taxCode": "0492725/*+0/法55337*<56-24/*184-/*<94 16-6+9*-897+98546/<>74*++16<43800*>+-< 116*丰1<4201/*18+-/</56-7不5<+8-3839263 +5/+-0/48<<336/30983/96550*8<+75326252 728*3+*032*9*9*900430086-956347/250+", "invoiceDate": "2017-12-28", "invoiceCode": "141001720076", "invoiceNumber": "00357144", "machineCode": "661403540093", "purchaserName": "国军", "purchaseCode": "41052319206046072", "vehicleType": "轿车", "brandMode": "FV7152BAMBG", "origin": "长春市", "certificateNumber": "WAB011715201804", "importCertificateNumber": "", "commodityInspectionNumber": "", "engineNumber": "144878", "vinCode": "LFV2A1151H3201804", "invoiceAmountCn": "99000", "invoiceAmount": "99000.00", "sellerName": "安阳市汽车销售服务有限公司", "sellerContact": "0372-5378818", "sellerTaxNumber": "914105001924458113", "sellerBankAccount": "41001501210050224848", "sellerAddress": "安阳市文峰区光专路商段路(汽车市场对面)"， "sellerDepositaryBank": "中国建设银行安阳分行", "taxRate": "17%", "tax": "14384.62", "taxAuthoritiesInfo": "安阳县国家税务局341052200", "taxAuthoritiesName": "安阳县国家税务局", "taxAuthoritiesCode": "341052200", "preTaxAmount": "84615.38", "passengerLimitNumber": "5", "issuer": "赵迪", "tonnage": "", "purchaserTaxNumber": "410523197206046072", "taxPaymentNumber": "" }, "height": 616, "orgHeight": 616, "orgWidth": 832, "prism_keyValueInfo": [ { "key": "taxCode", "keyProb": 94, "value": "0492725/*+0/法55337*<56-24/*184-/*<94 16-6+9*-897+98546/<>74*++16<43800*>+-< 116*丰1<4201/*18+-/</56-7不5<+8-3839263 +5/+-0/48<<336/30983/96550*8<+75326252 728*3+*032*9*9*900430086-956347/250+", "valuePos": [ { "x": 744, "y": 131 }, { "x": 744, "y": 210 }, { "x": 412, "y": 210 }, { "x": 412, "y": 131 } ], "valueProb": 96 }, { "key": "invoiceDate", "keyProb": 100, "value": "2017-12-28", "valuePos": [ { "x": 233, "y": 98 }, { "x": 233, "y": 112 }, { "x": 142, "y": 112 }, { "x": 142, "y": 98 } ], "valueProb": 100 }, { "key": "invoiceCode", "keyProb": 100, "value": "141001720076", "valuePos": [ { "x": 764, "y": 72 }, { "x": 764, "y": 88 }, { "x": 647, "y": 88 }, { "x": 647, "y": 72 } ], "valueProb": 100 }, { "key": "invoiceNumber", "keyProb": 100, "value": "00357144", "valuePos": [ { "x": 728, "y": 92 }, { "x": 728, "y": 108 }, { "x": 647, "y": 108 }, { "x": 647, "y": 92 } ], "valueProb": 100 }, { "key": "machineCode", "keyProb": 100, "value": "661403540093", "valuePos": [ { "x": 288, "y": 188 }, { "x": 288, "y": 202 }, { "x": 176, "y": 202 }, { "x": 176, "y": 188 } ], "valueProb": 100 }, { "key": "purchaserName", "keyProb": 100, "value": "国军", "valuePos": [ { "x": 214, "y": 228 }, { "x": 214, "y": 243 }, { "x": 185, "y": 243 }, { "x": 185, "y": 228 } ], "valueProb": 100 }, { "key": "purchaseCode", "keyProb": 99, "value": "41052319206046072", "valuePos": [ { "x": 326, "y": 249 }, { "x": 326, "y": 262 }, { "x": 176, "y": 262 }, { "x": 176, "y": 249 } ], "valueProb": 99 }, { "key": "vehicleType", "keyProb": 100, "value": "轿车", "valuePos": [ { "x": 202, "y": 276 }, { "x": 202, "y": 291 }, { "x": 175, "y": 291 }, { "x": 175, "y": 276 } ], "valueProb": 100 }, { "key": "brandMode", "keyProb": 99, "value": "FV7152BAMBG", "valuePos": [ { "x": 457, "y": 278 }, { "x": 457, "y": 291 }, { "x": 383, "y": 291 }, { "x": 383, "y": 278 } ], "valueProb": 99 }, { "key": "origin", "keyProb": 100, "value": "长春市", "valuePos": [ { "x": 698, "y": 277 }, { "x": 698, "y": 293 }, { "x": 661, "y": 293 }, { "x": 661, "y": 277 } ], "valueProb": 100 }, { "key": "certificateNumber", "keyProb": 100, "value": "WAB011715201804", "valuePos": [ { "x": 270, "y": 311 }, { "x": 270, "y": 323 }, { "x": 174, "y": 323 }, { "x": 174, "y": 311 } ], "valueProb": 100 }, { "key": "importCertificateNumber", "keyProb": 100, "value": "", "valueProb": 100 }, { "key": "commodityInspectionNumber", "keyProb": 100, "value": "", "valueProb": 100 }, { "key": "engineNumber", "keyProb": 100, "value": "144878", "valuePos": [ { "x": 215, "y": 344 }, { "x": 215, "y": 356 }, { "x": 175, "y": 356 }, { "x": 175, "y": 344 } ], "valueProb": 100 }, { "key": "vinCode", "keyProb": 97, "value": "LFV2A1151H3201804", "valuePos": [ { "x": 708, "y": 345 }, { "x": 708, "y": 359 }, { "x": 551, "y": 359 }, { "x": 551, "y": 345 } ], "valueProb": 97 }, { "key": "invoiceAmountCn", "keyProb": 100, "value": "99000", "valuePos": [ { "x": 270, "y": 373 }, { "x": 270, "y": 388 }, { "x": 193, "y": 388 }, { "x": 193, "y": 373 } ], "valueProb": 100 }, { "key": "invoiceAmount", "keyProb": 100, "value": "99000.00", "valuePos": [ { "x": 631, "y": 388 }, { "x": 632, "y": 374 }, { "x": 722, "y": 375 }, { "x": 722, "y": 390 } ], "valueProb": 100 }, { "key": "sellerName", "keyProb": 100, "value": "安阳市汽车销售服务有限公司", "valuePos": [ { "x": 363, "y": 406 }, { "x": 363, "y": 421 }, { "x": 176, "y": 421 }, { "x": 176, "y": 406 } ], "valueProb": 100 }, { "key": "sellerContact", "keyProb": 100, "value": "0372-5378818", "valuePos": [ { "x": 647, "y": 408 }, { "x": 647, "y": 421 }, { "x": 570, "y": 421 }, { "x": 570, "y": 408 } ], "valueProb": 100 }, { "key": "sellerTaxNumber", "keyProb": 96, "value": "914105001924458113", "valuePos": [ { "x": 363, "y": 436 }, { "x": 363, "y": 452 }, { "x": 176, "y": 454 }, { "x": 175, "y": 438 } ], "valueProb": 96 }, { "key": "sellerBankAccount", "keyProb": 100, "value": "41001501210050224848", "valuePos": [ { "x": 696, "y": 441 }, { "x": 696, "y": 454 }, { "x": 569, "y": 454 }, { "x": 569, "y": 441 } ], "valueProb": 100 }, { "key": "sellerAddress", "keyProb": 80, "value": "安阳市文峰区光专路商段路(汽车市场对面)", "valuePos": [ { "x": 175, "y": 473 }, { "x": 403, "y": 472 }, { "x": 403, "y": 484 }, { "x": 176, "y": 486 } ], "valueProb": 80 }, { "key": "sellerDepositaryBank", "keyProb": 100, "value": "中国建设银行安阳分行", "valuePos": [ { "x": 632, "y": 471 }, { "x": 632, "y": 485 }, { "x": 506, "y": 487 }, { "x": 505, "y": 472 } ], "valueProb": 100 }, { "key": "taxRate", "keyProb": 99, "value": "17%", "valuePos": [ { "x": 203, "y": 510 }, { "x": 203, "y": 524 }, { "x": 176, "y": 524 }, { "x": 176, "y": 510 } ], "valueProb": 99 }, { "key": "tax", "keyProb": 100, "value": "14384.62", "valuePos": [ { "x": 413, "y": 509 }, { "x": 413, "y": 524 }, { "x": 323, "y": 524 }, { "x": 323, "y": 509 } ], "valueProb": 100 }, { "key": "taxAuthoritiesInfo", "keyProb": 100, "value": "安阳县国家税务局341052200", "valuePos": [ { "x": 633, "y": 498 }, { "x": 633, "y": 525 }, { "x": 537, "y": 525 }, { "x": 537, "y": 498 } ], "valueProb": 99 }, { "key": "taxAuthoritiesName", "keyProb": 100, "value": "安阳县国家税务局", "valuePos": [ { "x": 633, "y": 498 }, { "x": 633, "y": 525 }, { "x": 537, "y": 525 }, { "x": 537, "y": 498 } ], "valueProb": 99 }, { "key": "taxAuthoritiesCode", "keyProb": 100, "value": "341052200", "valuePos": [ { "x": 633, "y": 498 }, { "x": 633, "y": 525 }, { "x": 537, "y": 525 }, { "x": 537, "y": 498 } ], "valueProb": 99 }, { "key": "preTaxAmount", "keyProb": 97, "value": "84615.38", "valuePos": [ { "x": 216, "y": 557 }, { "x": 216, "y": 543 }, { "x": 305, "y": 544 }, { "x": 305, "y": 559 } ], "valueProb": 97 }, { "key": "passengerLimitNumber", "keyProb": 100, "value": "5", "valuePos": [ { "x": 723, "y": 545 }, { "x": 723, "y": 557 }, { "x": 714, "y": 557 }, { "x": 714, "y": 545 } ], "valueProb": 100 }, { "key": "issuer", "keyProb": 100, "value": "赵迪", "valuePos": [ { "x": 437, "y": 573 }, { "x": 437, "y": 588 }, { "x": 410, "y": 588 }, { "x": 410, "y": 573 } ], "valueProb": 100 }, { "key": "tonnage", "keyProb": 100, "value": "", "valueProb": 100 }, { "key": "purchaserTaxNumber", "keyProb": 100, "value": "410523197206046072", "valuePos": [ { "x": 730, "y": 240 }, { "x": 730, "y": 253 }, { "x": 569, "y": 253 }, { "x": 569, "y": 240 } ], "valueProb": 100 }, { "key": "taxPaymentNumber", "keyProb": 100, "value": "", "valueProb": 100 } ], "width": 832 }
Codestring

状态码

200
Messagestring

详细信息

message

返回参数说明


字段类型说明
dataobject结构化信息。
sliceRectlist检测出的子图坐标信息。
prism_keyValueInfolist结构化信息的坐标信息。
ftypeint是否为复印件（1：是，0：否）。
heightint算法矫正图片后的高度。
widthint算法矫正图片后的宽度。
orgHeightint原图的高度。
orgWidthint原图的宽度。

识别结果（data 字段）

字段类型说明
taxCodestring税控码。
invoiceDatestring开票日期。
invoiceCodestring发票代码。
invoiceNumberstring发票号码。
machineCodestring机器编号。
purchaserNamestring购买方名称。
purchaseCodestring购买方身份证号码/组织机构代码。
vehicleTypestring车辆类型。
brandModestring厂牌型号。
originstring产地。
certificateNumberstring合格证号。
importCertificateNumberstring进口证明书号。
commodityInspectionNumberstring商检单号。
engineNumberstring发动机号码。
vinCodestring车辆识别代号/车架号码。
invoiceAmountCnstring价税合计（大写）。
invoiceAmountstring价税合计（小写）。
sellerNamestring销货单位名称。
sellerContactstring销货单位电话。
sellerTaxNumberstring销货单位纳税人识别号。
sellerBankAccountstring销货单位账号。
sellerAddressstring销货单位地址。
sellerDepositaryBankstring销货单位开户银行。
taxRatestring增值税税率或征收率。
taxstring增值税税额。
taxAuthoritiesInfostring主管税务机关及代码。
taxAuthoritiesNamestring主管税务机关。
taxAuthoritiesCodestring主管税务代码。
preTaxAmountstring不含税价。
passengerLimitNumberstring限乘人数。
issuerstring开票人。
tonnagestring吨位。
purchaserTaxNumberstring购买方纳税人识别号。
taxPaymentNumberstring完税凭证号码。

结构化坐标信息（prism_keyValueInfo 字段）

字段类型说明
keystring识别出的字段名称。
keyProbint字段名称置信度。
valuestring识别出的字段名称对应的值。
valueProbint字段名称对应值的置信度。
valuePoslist字段在原图中的四个点坐标（左上、右上、右下、左下）。

示例

正常返回示例

JSON格式

{
  "RequestId": "43A29C77-405E-4CC0-BC55-EE694AD00655",
  "Data": "{\n      \"data\": {\n            \"taxCode\": \"0492725/*+0/法55337*<56-24/*184-/*<94 16-6+9*-897+98546/<>74*++16<43800*>+-< 116*丰1<4201/*18+-/</56-7不5<+8-3839263 +5/+-0/48<<336/30983/96550*8<+75326252 728*3+*032*9*9*900430086-956347/250+\",\n            \"invoiceDate\": \"2017-12-28\",\n            \"invoiceCode\": \"141001720076\",\n            \"invoiceNumber\": \"00357144\",\n            \"machineCode\": \"661403540093\",\n            \"purchaserName\": \"国军\",\n            \"purchaseCode\": \"41052319206046072\",\n            \"vehicleType\": \"轿车\",\n            \"brandMode\": \"FV7152BAMBG\",\n            \"origin\": \"长春市\",\n            \"certificateNumber\": \"WAB011715201804\",\n            \"importCertificateNumber\": \"\",\n            \"commodityInspectionNumber\": \"\",\n            \"engineNumber\": \"144878\",\n            \"vinCode\": \"LFV2A1151H3201804\",\n            \"invoiceAmountCn\": \"99000\",\n            \"invoiceAmount\": \"99000.00\",\n            \"sellerName\": \"安阳市汽车销售服务有限公司\",\n            \"sellerContact\": \"0372-5378818\",\n            \"sellerTaxNumber\": \"914105001924458113\",\n            \"sellerBankAccount\": \"41001501210050224848\",\n            \"sellerAddress\": \"安阳市文峰区光专路商段路(汽车市场对面)\"，\n            \"sellerDepositaryBank\": \"中国建设银行安阳分行\",\n            \"taxRate\": \"17%\",\n            \"tax\": \"14384.62\",\n            \"taxAuthoritiesInfo\": \"安阳县国家税务局341052200\",\n            \"taxAuthoritiesName\": \"安阳县国家税务局\",\n            \"taxAuthoritiesCode\": \"341052200\",\n            \"preTaxAmount\": \"84615.38\",\n            \"passengerLimitNumber\": \"5\",\n            \"issuer\": \"赵迪\",\n            \"tonnage\": \"\",\n            \"purchaserTaxNumber\": \"410523197206046072\",\n            \"taxPaymentNumber\": \"\"\n      },\n      \"height\": 616,\n      \"orgHeight\": 616,\n      \"orgWidth\": 832,\n      \"prism_keyValueInfo\": [\n            {\n                  \"key\": \"taxCode\",\n                  \"keyProb\": 94,\n                  \"value\": \"0492725/*+0/法55337*<56-24/*184-/*<94 16-6+9*-897+98546/<>74*++16<43800*>+-< 116*丰1<4201/*18+-/</56-7不5<+8-3839263 +5/+-0/48<<336/30983/96550*8<+75326252 728*3+*032*9*9*900430086-956347/250+\",\n                  \"valuePos\": [\n                        {\n                              \"x\": 744,\n                              \"y\": 131\n                        },\n                        {\n                              \"x\": 744,\n                              \"y\": 210\n                        },\n                        {\n                              \"x\": 412,\n                              \"y\": 210\n                        },\n                        {\n                              \"x\": 412,\n                              \"y\": 131\n                        }\n                  ],\n                  \"valueProb\": 96\n            },\n            {\n                  \"key\": \"invoiceDate\",\n                  \"keyProb\": 100,\n                  \"value\": \"2017-12-28\",\n                  \"valuePos\": [\n                        {\n                              \"x\": 233,\n                              \"y\": 98\n                        },\n                        {\n                              \"x\": 233,\n                              \"y\": 112\n                        },\n                        {\n                              \"x\": 142,\n                              \"y\": 112\n                        },\n                        {\n                              \"x\": 142,\n                              \"y\": 98\n                        }\n                  ],\n                  \"valueProb\": 100\n            },\n            {\n                  \"key\": \"invoiceCode\",\n                  \"keyProb\": 100,\n                  \"value\": \"141001720076\",\n                  \"valuePos\": [\n                        {\n                              \"x\": 764,\n                              \"y\": 72\n                        },\n                        {\n                              \"x\": 764,\n                              \"y\": 88\n                        },\n                        {\n                              \"x\": 647,\n                              \"y\": 88\n                        },\n                        {\n                              \"x\": 647,\n                              \"y\": 72\n                        }\n                  ],\n                  \"valueProb\": 100\n            },\n            {\n                  \"key\": \"invoiceNumber\",\n                  \"keyProb\": 100,\n                  \"value\": \"00357144\",\n                  \"valuePos\": [\n                        {\n                              \"x\": 728,\n                              \"y\": 92\n                        },\n                        {\n                              \"x\": 728,\n                              \"y\": 108\n                        },\n                        {\n                              \"x\": 647,\n                              \"y\": 108\n                        },\n                        {\n                              \"x\": 647,\n                              \"y\": 92\n                        }\n                  ],\n                  \"valueProb\": 100\n            },\n            {\n                  \"key\": \"machineCode\",\n                  \"keyProb\": 100,\n                  \"value\": \"661403540093\",\n                  \"valuePos\": [\n                        {\n                              \"x\": 288,\n                              \"y\": 188\n                        },\n                        {\n                              \"x\": 288,\n                              \"y\": 202\n                        },\n                        {\n                              \"x\": 176,\n                              \"y\": 202\n                        },\n                        {\n                              \"x\": 176,\n                              \"y\": 188\n                        }\n                  ],\n                  \"valueProb\": 100\n            },\n            {\n                  \"key\": \"purchaserName\",\n                  \"keyProb\": 100,\n                  \"value\": \"国军\",\n                  \"valuePos\": [\n                        {\n                              \"x\": 214,\n                              \"y\": 228\n                        },\n                        {\n                              \"x\": 214,\n                              \"y\": 243\n                        },\n                        {\n                              \"x\": 185,\n                              \"y\": 243\n                        },\n                        {\n                              \"x\": 185,\n                              \"y\": 228\n                        }\n                  ],\n                  \"valueProb\": 100\n            },\n            {\n            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\"y\": 573\n                        }\n                  ],\n                  \"valueProb\": 100\n            },\n            {\n                  \"key\": \"tonnage\",\n                  \"keyProb\": 100,\n                  \"value\": \"\",\n                  \"valueProb\": 100\n            },\n            {\n                  \"key\": \"purchaserTaxNumber\",\n                  \"keyProb\": 100,\n                  \"value\": \"410523197206046072\",\n                  \"valuePos\": [\n                        {\n                              \"x\": 730,\n                              \"y\": 240\n                        },\n                        {\n                              \"x\": 730,\n                              \"y\": 253\n                        },\n                        {\n                              \"x\": 569,\n                              \"y\": 253\n                        },\n                        {\n                              \"x\": 569,\n                              \"y\": 240\n                        }\n                  ],\n                  \"valueProb\": 100\n            },\n            {\n                  \"key\": \"taxPaymentNumber\",\n                  \"keyProb\": 100,\n                  \"value\": \"\",\n                  \"valueProb\": 100\n            }\n      ],\n      \"width\": 832\n}",
  "Code": "200",
  "Message": "message"
}

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变更历史

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