TRVChangedAreaProcessingMode

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TRVChangedAreaProcessingMode

Specifies how video frames are preprocessed before detecting changed areas

Unit [VCL and LCL] MRVFuncImg;

Unit [FMX] fmxMRVFuncImg;

type
  TRVChangedAreaProcessingMode = (rvcapmOriginalSize, rvcapmAuto);

Value

Meaning

rvcapmOriginalSize

Changed areas are searched in the original video frame

rvcapmAuto

A video frame is shrunk before processing. The largest side of the frame is reduced by half until it becomes >= 320 pixels. The smallest side is reduced accordingly.

Searching for changed areas may be a time consuming process in large frames. Working with reduced images allows to make processing fast.

This type is used for the properties:

TRVCamSender.ChangedAreaProcessingMode

TRVMotionDetector.ChangedAreaProcessingMode