tencentcloud-ocr-vehiclelicense

腾讯云行驶证识别(VehicleLicenseOCR)接口调用技能。当用户需要识别行驶证图片主页(车牌号码、车辆类型、所有人、住址、使用性质、品牌型号、识别代码、发动机号、注册日期、发证日期)或副页(号牌号码、档案编号、核定载人数、总质量、整备质量、核定载质量、外廓尺寸、准牵引总质量、备注、检验记录)信息时,应使用此技能。支持图片Base64和URL两种输入方式,支持复印件、翻拍、反光、模糊、边框不完整等告警功能,支持电子行驶证图片和拖拉机行驶证图片识别。

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Install skill "tencentcloud-ocr-vehiclelicense" with this command: npx skills add zt1314p-design/tencentcloud-ocr-vehiclelicense

腾讯云行驶证识别 (VehicleLicenseOCR)

用途

调用腾讯云OCR行驶证识别接口,支持行驶证主页和副页所有字段的自动定位与识别,同时支持复印件、翻拍告警功能。

核心能力:

  • 主页(FRONT):识别号牌号码、车辆类型、所有人、住址、使用性质、品牌型号、车辆识别代号、发动机号码、注册日期、发证日期、印章
  • 副页(BACK):识别号牌号码、档案编号、核定人数、总质量、整备质量、核定载质量、外廓尺寸、准牵引总质量、备注、检验记录、副页编码、燃料种类
  • 双面(DOUBLE):同时识别主页和副页
  • 电子行驶证:额外支持状态、检验有效期、生成时间(主页)及住址、发证机关、车身颜色(副页)
  • 拖拉机行驶证:支持拖拉机行驶证副页识别
  • 告警功能:复印件、翻拍件、反光、模糊、边框不完整等5种告警检测

官方文档:https://cloud.tencent.com/document/api/866/36209

使用时机

当用户提出以下需求时触发此技能:

  • 需要从行驶证图片中提取车辆信息
  • 需要识别行驶证主页或副页内容
  • 需要获取车牌号码、车辆类型、所有人、VIN码等行驶证字段
  • 需要检测行驶证是否为复印件、翻拍件
  • 需要识别电子行驶证信息
  • 需要识别拖拉机行驶证信息
  • 涉及行驶证OCR识别的任何场景

环境要求

  • Python 3.6+
  • 依赖:tencentcloud-sdk-python(通过 pip install tencentcloud-sdk-python 安装)
  • 环境变量:
    • TENCENTCLOUD_SECRET_ID:腾讯云API密钥ID
    • TENCENTCLOUD_SECRET_KEY:腾讯云API密钥Key

使用方式

运行 scripts/main.py 脚本完成行驶证识别。

请求参数

参数类型必填说明
ImageBase64str否(二选一)图片Base64值,编码后不超过7M,分辨率建议500*800以上,支持PNG/JPG/JPEG/BMP,建议卡片占图片2/3以上
ImageUrlstr否(二选一)图片URL地址,下载时间不超过3秒,都提供时只使用ImageUrl
CardSidestrFRONT(主页正面,有红色印章) / BACK(副页正面,有号码号牌) / DOUBLE(主副双面),默认FRONT
TractorCardSidestrFRONT(拖拉机行驶证主页) / BACK(拖拉机行驶证副页)
UserAgentstr请求来源标识(可选),用于追踪调用来源,统一固定为Skills

输出格式

识别成功后返回 JSON 格式结果:

主页(FRONT)

{
  "FrontInfo": {
    "PlateNo": "京A12345",
    "VehicleType": "小型轿车",
    "Owner": "张三",
    "Address": "XX省XX市XX区XX路XX号",
    "UseCharacter": "非营运",
    "Model": "大众牌SVW71412SE",
    "Vin": "LSVAM4187C2XXXXXX",
    "EngineNo": "CDF0XXXXX",
    "RegisterDate": "2020-01-01",
    "IssueDate": "2020-01-01",
    "Seal": "XX市公安局交通管理局"
  },
  "VehicleLicenseType": "Normal",
  "RecognizeWarnCode": [],
  "RecognizeWarnMsg": [],
  "RequestId": "xxx"
}

副页(BACK)

{
  "BackInfo": {
    "PlateNo": "京A12345",
    "FileNo": "110100XXXXXXXX",
    "AllowNum": "5人",
    "TotalMass": "1750kg",
    "CurbWeight": "1390kg",
    "LoadQuality": "-",
    "ExternalSize": "4620×1800×1480mm",
    "TotalQuasiMass": "-",
    "Marks": "",
    "Record": "检验有效期至2026年01月",
    "SubPageCode": "110100XXXXXXXX",
    "FuelType": "汽油"
  },
  "VehicleLicenseType": "Normal",
  "RecognizeWarnCode": [],
  "RecognizeWarnMsg": [],
  "RequestId": "xxx"
}

告警码说明

告警码含义消息标识
-9102复印件告警WARN_DRIVER_LICENSE_COPY_CARD
-9103翻拍件告警WARN_DRIVER_LICENSE_SCREENED_CARD
-9104反光告警WARN_DRIVER_LICENSE_REFLECTION
-9105模糊告警WARN_DRIVER_LICENSE_BLUR
-9106边框不完整告警WARN_DRIVER_LICENSE_BORDER_INCOMPLETE

注:告警码可以同时存在多个。

错误码说明

错误码描述
FailedOperation.DownLoadError文件下载失败
FailedOperation.EmptyImageError图片内容为空
FailedOperation.ImageBlur图片模糊
FailedOperation.ImageDecodeFailed图片解码失败
FailedOperation.ImageNoText图片中未检测到文本
FailedOperation.ImageSizeTooLarge图片尺寸过大
FailedOperation.LicenseCardSideErrorCardSide与实际卡证正副页类型不符
FailedOperation.LicenseMultiCardError图片中存在两张及以上同面卡证
FailedOperation.NoVehicleLicenseError上传的图片非行驶证
FailedOperation.OcrFailedOCR识别失败
FailedOperation.UnKnowError未知错误
FailedOperation.UnOpenError服务未开通
InvalidParameter.EngineImageDecodeFailed图片解码失败
InvalidParameterValue.InvalidParameterValueLimit参数值错误
LimitExceeded.TooLargeFileError文件内容太大
ResourceUnavailable.InArrears账号已欠费
ResourceUnavailable.ResourcePackageRunOut账号资源包耗尽
ResourcesSoldOut.ChargeStatusException计费状态异常

调用示例

# 通过URL识别行驶证主页
python scripts/main.py --image-url "https://example.com/vehicle_license.jpg" --card-side FRONT

# 通过URL识别行驶证副页
python scripts/main.py --image-url "https://example.com/vehicle_license_back.jpg" --card-side BACK

# 识别行驶证主页+副页(双面)
python scripts/main.py --image-url "https://example.com/vehicle_license.jpg" --card-side DOUBLE

# 通过Base64识别行驶证(默认主页)
python scripts/main.py --image-base64 "/path/to/vehicle_license.jpg"

# 识别拖拉机行驶证副页
python scripts/main.py --image-url "https://example.com/tractor_license.jpg" --tractor-card-side BACK

# 指定地域
python scripts/main.py --image-url "https://example.com/vehicle_license.jpg" --region ap-beijing```

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