FaceStream.prototype.faceDetection = function (rgbaImage) {
var gray_img = this.gray_img;
jsfeat.imgproc.grayscale(rgbaImage, gray_img.data);
var pyr = jsfeat.bbf.build_pyramid(gray_img, 24*2, 24*2, 4);
var rects = jsfeat.bbf.detect(pyr, jsfeat.bbf.face_cascade);
return jsfeat.bbf.group_rectangles(rects, 1);
}
function FaceStream() {
Stream.call(this);
this.writable = true;
this.readable = true;
// this.counter = 0;
this.gray_img = new jsfeat.matrix_t(w, h, jsfeat.U8_t | jsfeat.C1_t);
jsfeat.bbf.prepare_cascade(jsfeat.bbf.face_cascade);
}