# OPENCV

Name | capture()
Examples |
    import hypermedia.video.*;

    OpenCV opencv;

    void setup() {
        size( 320, 240 );
        opencv = new OpenCV( this );
        opencv.capture( width, height );  // open video stream
    }

    void draw() {
        opencv.read();                   // grab frame from camera
        image( opencv.image(), 0, 0 );   // and display image
    }
Description | Allocate and initialize resources for reading a video stream from a camera.
Syntax | `capture(width, height); capture(width, height, index);`
Parameters |
width | int : the width of the video stream image
height | int : the height of the video stream image
index | int : the index of the camera to be used
Return | None
Usage | Application
Related | movie()