determines if edge number one lies in counterclockwise earlier than edge number two

===============================================================================*/

/

-------------------------------------------------------------------------------------*/

lightweight convolution with 3x3 kernel */

/

Initalize the small image and the gray image using the input source image. If a previous face was specified, we will limit the ROI to that face.

function makeHelpGraph creates help graph using initial graph graph - pointer to initial graph ( represented by CvGraph structure ) hlpGraph

create more efficient internal representation of haar classifier cascade */

Mark the points found on the input image The marks are drawn multi-colored if all the points were found.

fill in the real-world coordinates of the checkerboard points

Get confidence/wieght/probability (0-1) for blob: */

==========================================================================================*/

Release all of the memory used by face tracking.

Multiply the vector v by the affine transformation matrix m and return the result in rv.