/*===========================================================================*
 * subsample.h								     *
 *									     *
 *	Procedures concerned with subsampling				     *
 *									     *
 * EXPORTED PROCEDURES:							     *
 *	LumMotionErrorA							     *
 *	LumMotionErrorB							     *
 *	LumMotionErrorC							     *
 *	LumMotionErrorD							     *
 *									     *
 *===========================================================================*/

/*
 * Copyright (c) 1993 The Regents of the University of California.
 * All rights reserved.
 *
 * Permission to use, copy, modify, and distribute this software and its
 * documentation for any purpose, without fee, and without written agreement is
 * hereby granted, provided that the above copyright notice and the following
 * two paragraphs appear in all copies of this software.
 *
 * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
 * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
 * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
 * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
 */

#ifndef __SUBSAMPLE__
#define __SUBSAMPLE__

#include "ansi.h"

extern int32 LumMotionErrorA _ANSI_ARGS_((LumBlock currentBlock,
					  EncoderMpegFrame *prevFrame,
					  int by, int bx, int my, int mx,
					  int32 bestSoFar));

extern int32 LumMotionErrorB _ANSI_ARGS_((LumBlock currentBlock,
					  EncoderMpegFrame *prevFrame,
					  int by, int bx, int my, int mx,
					  int32 bestSoFar));

extern int32 LumMotionErrorC _ANSI_ARGS_((LumBlock currentBlock,
					  EncoderMpegFrame *prevFrame,
					  int by, int bx, int my, int mx,
					  int32 bestSoFar));

extern int32 LumMotionErrorD _ANSI_ARGS_((LumBlock currentBlock,
					  EncoderMpegFrame *prevFrame,
					  int by, int bx, int my, int mx,
					  int32 bestSoFar));

#endif