Video record processing
To detect and identify faces in uploaded video files, video records must be processed. You can start processing on any video record in
READY TO PROCESS state by clicking PROCESS button on the video record detail tab.
Video record detail tab - READY TO PROCESS status
A new tab with processing configuration will appear where you can change processing attributes. To start the processing, click on START PROCESSING button.
Processing configuration tab
After successful processing, video record is in
PROCESSED state and all the data can be presented on history page. You can show processing results by clicking on SHOW IN HISTORY button, on video detail tab.
Processing attributes configuration
By changing processing attributes you can influence what faces will be detected, how many identifications will be done, how log will system process the video and many more. See attributes detailed information in the table below:
|Attribute name||Attribute Description||Default value||Value interval|
|VIDEO START||Start time when the video was recorded.||If the time of video start is not provided, SmartFace displays the time when the video record was uploaded.|
|COARSE GRAIN INTERVAL||The period in which SmartFace makes a detection on a frame from the video.||500 ms||500 - 2000 ms|
|FINE GRAIN INTERVAL||The period in which SmartFace perform more frequent detections around the time of the detected face.||500 ms||100 - 500 ms|
|MIN FACE SIZE||Minimum size of the face what system can detect.||35 px|
|MAX FACE SIZE||Maximum size of the face what system will detect.||600 px|
|MAX TRACKING FACES||The maximum number of faces detected on one frame.||20|
|FACE CONFIDENCE THRESHOLD||The confidence threshold for the face detection||450||0 - 10 000|
|MATCH RESULTS COUNT||How many matches can be provided for one face||1|
Reprocessing video record
You can process the video record again when you see that the results are not good enough, clicking on the REPROCESS button on the video record detail tab.