boofcv.io

Interface VideoCallBack<T extends ImageBase>

public interface VideoCallBack<T extends ImageBase>

Callback for video streams.

Method Summary

Modifier and Type	Method and Description
void	init(int width, int height, ImageType<T> imageType) Called when the camera has been initialized and the image properties are known.
void	nextFrame(T frame, java.lang.Object sourceData, long timeStamp) Passes in the next frame in the sequence.
void	stopped() Called when the video stream has stopped.
boolean	stopRequested() Used to inform the video stream if a request has been made to stop processing the video sequence.

Method Detail

init

void init(int width,
          int height,
          ImageType<T> imageType)

Called when the camera has been initialized and the image properties are known.

nextFrame

void nextFrame(T frame,
               java.lang.Object sourceData,
               long timeStamp)

Passes in the next frame in the sequence. Time in this function should be minimized to avoid causing a back log in the video image buffer.

Parameters:

frame - New image frame in BoofCV image format.

sourceData - Platform specific image data.

timeStamp - Time the video frame was collected.

stopped

void stopped()

Called when the video stream has stopped.

stopRequested

boolean stopRequested()

Used to inform the video stream if a request has been made to stop processing the video sequence. This function is checked after each call to nextFrame(boofcv.struct.image.ImageBase,Object, long).

Returns:

true if a request has been made to stop the steam