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TRVMotionDetector finds differences between two images, and returns them as a collection of rectangular areas.

Unit [VCL and LCL] MRVFuncImg;

Unit [FMX] fmxMRVFuncImg;

Syntax

TRVMotionDetector = class;

Description

This class can be used to detect motion, i.e. changes between two video frames. It returns the result as a collection of rectangles covering all changed areas.

The class has the following properties defining detection options:

•ChangedAreaProcessingMode

•MinChangeAreaSize,

•PixelColorThreshold

The changes are detected by calling DetectChanges. The results are returned by GetRect and IsRectValid.

The example of using this class can be found in the demo projects, Cameras\MotionDetect