ObjectClass Engine Configuration Parameters

An ObjectClass analysis task recognizes the object class that the image belongs to. Before using the ObjectClass engine, you must populate the database with training images. For instructions, refer to the Media Server Administration Guide. This section describes the parameters that you can set in the configuration section for an ObjectClass task.

Configuration Parameter Description
Classifier The classifier to use for classification.
FrameRate The number of frames to analyze per second of video.
Input The image track to process.
NumParallel The maximum number of threads to use for running the object classification task.
Priors The probabilities that object classes will be seen in video.
Region A region of the frame to restrict processing to.
RegionUnit The units that the Region parameter uses to specify the size and position of a region.
Type The analysis engine to use. Set this parameter to ObjectClass.

Output Tracks

Output track Type Description
Result ObjectClassResult Contains a record for each object class that is detected in the video.
ResultWithSource ObjectClassResultAndImage Contains the same information as the Result track, but each record also includes the best source frame.

ObjectClassResult

Field name Type Description
identifier string The name of the object class that matches the detected object.
confidence float The confidence score for the match.

ObjectClassResultAndImage

Field name Type Description
identifier string The name of the object class that matches the detected object.
confidence float The confidence score for the match.
image ImageData The source frame

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