/*************************************************************************//*                                                                       *//*                  Language Technologies Institute                      *//*                     Carnegie Mellon University                        *//*                        Copyright (c) 2001                             *//*                        All Rights Reserved.                           *//*                                                                       *//*  Permission is hereby granted, free of charge, to use and distribute  *//*  this software and its documentation without restriction, including   *//*  without limitation the rights to use, copy, modify, merge, publish,  *//*  distribute, sublicense, and/or sell copies of this work, and to      *//*  permit persons to whom this work is furnished to do so, subject to   *//*  the following conditions:                                            *//*   1. The code must retain the above copyright notice, this list of    *//*      conditions and the following disclaimer.                         *//*   2. Any modifications must be clearly marked as such.                *//*   3. Original authors' names are not deleted.                         *//*   4. The authors' names are not used to endorse or promote products   *//*      derived from this software without specific prior written        *//*      permission.                                                      *//*                                                                       *//*  CARNEGIE MELLON UNIVERSITY AND THE CONTRIBUTORS TO THIS WORK         *//*  DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING      *//*  ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT   *//*  SHALL CARNEGIE MELLON UNIVERSITY NOR THE CONTRIBUTORS BE LIABLE      *//*  FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES    *//*  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN   *//*  AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,          *//*  ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF       *//*  THIS SOFTWARE.                                                       *//*                                                                       *//*************************************************************************//*             Author:  Alan W Black (awb@cs.cmu.edu)                    *//*               Date:  January 2001                                     *//*************************************************************************//*                                                                       *//*  Ain't got no direct audio                                            *//*                                                                       *//*************************************************************************/ #include "cst_string.h"#include "cst_wave.h"#include "cst_audio.h" cst_audiodev * audio_open_none(int sps, int channels, int fmt){    cst_audiodev *ad;     ad = cst_alloc(cst_audiodev,1);    ad->sps = ad->real_sps = sps;    ad->channels = ad->real_channels = channels;    ad->fmt = ad->real_fmt = fmt;    return ad;} int audio_close_none(cst_audiodev *ad){    if (ad)	cst_free(ad);    return 0;} int audio_write_none(cst_audiodev *ad, void *samples, int num_bytes){    (void)ad;    (void)samples;    return num_bytes;} int audio_drain_none(cst_audiodev *ad){    (void)ad;    return 0;} int audio_flush_none(cst_audiodev *ad){    (void)ad;    return 0;}