/*
 * Contributor(s):
 *
 * Eric des Courtis <eric.des.courtis@benbria.com>
 * Piotr Gregor     <piotrgregor@rsyncme.org>
 */


#ifndef __AVMD_PSI_H__
#define __AVMD_PSI_H__


#include "avmd_buffer.h"


#define PSI(b, i) (GET_SAMPLE((b), ((i) + 1)) * GET_SAMPLE((b), ((i) + 1)) - GET_SAMPLE((b), ((i) + 2)) * GET_SAMPLE((b), ((i) + 0)))


#endif /* __AVMD_PSI_H__ */