TrackingLostCallbackData class Null safety

TrackingLost callback data.

Constructors

TrackingLostCallbackData()

Properties

best_quality double
Best sample quality over all frames.
read / write
best_quality_frame_id int
Integer id of the frame of the best quality.
read / write
best_quality_sample RawSample?
The best quality sample from the best_quality_frame_id frame.

Will be null if "weak_tracks_in_tracking_callback" is enabled and all samples with that track_id are flagged as "weak=true".
read / write
best_quality_templ Template?
Template created from best_quality_sample.
Will be null if processing_threads_count is zero or best_quality_sample is NULL.
read / write
first_frame_id int
Integer id of the frame on which the face was first detected.
read / write
hashCode int
The hash code for this object.
read-only, inherited
last_frame_id int
Integer id of the frame after which the face tracking was lost.
read / write
runtimeType Type
A representation of the runtime type of the object.
read-only, inherited
sti_person_id int
ID of "sti_person", which is a set of tracks formed by short time identification.
sti_person_id is equal to track_id of the first mebmer of this "sti_person" set of tracks.
read / write
sti_person_id_set bool
Flag indicating that sti_person_id is set. sti_person_id is not set, if short time identification is disabled or if no templates were generated for this track.
read / write
stream_id int
Integer id of the video stream (0 <= stream_id < streams_count).
read / write
track_id int
ID of the lost face (track_id).
track_id is equal to sample.getID() for a sample given in any VideoWorker callback.
read / write

Methods

noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed.
inherited
toString() String
A string representation of this object.
inherited

Operators

operator ==(Object other) bool
The equality operator.
inherited