3.1 /liveness/silent_detection/stateless
Last updated
Last updated
Perform silent liveness detection on the server to decide whether the person in the uploaded video is a living human or not.
For video standards, refer to Chapter 3 Photo and Video Standards in the Operation Manual.
POST
The possible results ofliveness_status
are as follows:
Name
Type
Required
Description
encrypted_video
string
Yes
Encrypted video Encryption method reference: [Photo and Video Encryption]
return_image
boolean
No
Whether to return the selected frame of face and timestamp of the selected frame of the photo. The default is false. image_timestamp
and base64_image
are returned only when this value is true and the live detection is passed.
return_face_image
boolean
No
Whether to return the face clipping of the selected frame of the photo. The default is false. base64_face_image
is returned only when this value is true and the live detection is passed.
return_status
boolean
No
Whether to return the error status description. The default is false. liveness_status
is returned only when this value is true.
Name
Type
Description
code
int
System response code: 1000
passed
boolean
Liveness detection passed or not
liveness_score
float
The score of silent liveness detection (for reference only, please refer to the passed field)
liveness_status
string
Description of the error status of silent liveness detection. This field is returned when return_status=true
image_timestamp
float
Timestamp of the selected frame of image in seconds. This field is returned only when passed=true and return_image=true
base64_image
string
The selected frame of the photo. This field is returned only when passed=true and return_image=true
base64_face_image
string
Face clipping of the selected frame of the photo. This field is returned only when passed=true and return_face_image=true
request_id
string
The ID of this request
Status
Description
ok
Silent liveness detection passed: the person in the video is real
hack
Silent liveness detection failed, reason: face spoofing (for example, photos taken by the mobile phone)
short_time
Silent liveness detection failed, reason: video time with the face is less than 2s
Name
Type
Instructions
code
int
System response code
message
string
Error Messages
request_id
string
The ID of this request
code
Field value
Description
1200
invalid argument
Invalid input parameter
2008
invalid video error
Invalid videos (video time is less than 2s)
4007
liveness silent check failed
Silent liveness detection failed
status
Description
400
BAD_REQUEST
404
NOT_FOUND
411
LENGTH_REQUIRED
413
PAYLOAD_TOO_LARGE
500
INTERNAL_ERROR