/face/v2/verify

1.API Specification
2.Request Params
3.Response Params
4.Error Codes
5.Sample

1.API Specification

This API is used to compare the two faces to validate whether they are the same person.

Image spec

1. Format: JPG(JPEG), PNG
2. Between 128*128 and 6000*6000 (pixels)
3. File size: no larger than 5 MB

Request Method

POST

Request URL

https://cloudapi.indonesia.accuauth.com/face/v2/verify

Debugging Tool

Debugging Tool

2.Request Params

2.1 Request Header

Parameter Type Required Description
X-DF-API-ID string Yes For API credentials，Please visit API Request
X-DF-API-SECRET string Yes For API credentials，Please visit API Request

2.2 Request Body

Fields Type Required Description
file_1 file See the note below The first image file，binary data of the image
image_base64_1 string See the note below The first image with base64 encoded
file_2 file See the note below The second image file，binary data of the image
image_base64_2 string See the note below The second image with base64 encoded
compare_mode int Optional Compare mode, 0: Compare IDCard photo, 1: Compare two life photos, 2: Server-side automatic classification; The default value is 0

Either parameter file_1 or image_base64_1 must be provided as a request parameter.

Either parameter file_2 or image_base64_2 must be provided as a request parameter.

You MUST add image stream to multipart/form-data section of POST message when using file_1 or file_2 parameter.

3.Response Params

Normal Reponse （200）

Fields Type Description
request_id string Unique id of each request
status string Response status. OK means "request success", other means "request failure"，see Error Codes
identical bool Face match，true means identical，false means nonidentical.
score float The similarity score of the two faces, 0-1 range. the higher the score the more likely that being the same person.

Note：

If there are multiple faces in the target image, system will select the largest face to match. The identical field is the result of the face comparison at the default threshold of 0.8. when the score is above 0.8, it will return true. If use a custom threshold, compare the score field to a custom threshold to get the comparison results.

Reponse Syntax：

{
  "request_id": "TID8bf47ab6eda64476973cc5f5b6ebf57e",
  "status": "OK",
  "identical": true,
  "score": 0.928513,
}

4.Error Codes

Code Status Field Description
400 INVALID_ARGUMENT Request parameter is invalid
400 DETECTION_FAILED Detect image failed
400 DOWNLOAD_ERROR Image download failed
401 UNAUTHORIZED Anauthorized or access is denied
401 KEY_EXPIRED Your API ID has expired
403 NO_PERMISSION You are not authorized to use this API
403 OUT_OF_QUOTA API calls quota exceeded
403 RATE_LIMIT_EXCEEDED API request frequency exceeds the limit
404 NOT_FOUND Requested API cannot be found
500 INTERNAL_ERROR Internal server error

Reponse Syntax:

{
  "status": "DETECTION_FAILED",
  "reason": "no face detected in first image",
  "request_id": "TID8bf47ab6eda64476973cc5f5b6ebf57e"
}

5.Sample

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