scummvm/sound/voc.cpp

/* ScummVM - Scumm Interpreter
 * Copyright (C) 2001  Ludvig Strigeus
 * Copyright (C) 2001-2003 The ScummVM project
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.

 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.

 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * $Header$
 *
 */

#include "stdafx.h"
#include "common/util.h"
#include "sound/voc.h"


int getSampleRateFromVOCRate(int vocSR) {
	if (vocSR == 0xa5 || vocSR == 0xa6 || vocSR == 0x83) {
		return 11025;
	} else if (vocSR == 0xd2 || vocSR == 0xd3) {
		return 22050;
	} else {
		int sr = 1000000L / (256L - vocSR);
		warning("inexact sample rate used: %i (0x%x)", sr, vocSR);
		return sr;
	}
}