/*************************************************************************//*                                                                       *//*                  Language Technologies Institute                      *//*                     Carnegie Mellon University                        *//*                        Copyright (c) 2000                             *//*                        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:  September 2000                                   *//*************************************************************************//*                                                                       *//*  Play waveform displaying text as we go (testing callback events)     *//*                                                                       *//*************************************************************************/#include <stdio.h>#include "cst_hrg.h"#include "cst_wave.h"#include "cst_audio.h" static int my_call_back(cst_item *i){    const char *name;     name = item_feat_string(i,"name");    if (cst_streq(name,"__silence__"))	printf("\n");    else    {/*	printf("%s %f\n",name,item_feat_float(i,"end")); */	printf("%s ",name);	fflush(stdout);    }     return CST_OK_FORMAT;} int main(int argc, char **argv){    cst_wave *w;    cst_relation *r;    cst_utterance *u;     if (argc != 3)    {	fprintf(stderr,"usage: play_wave_sync WAVEFILE LABELFILE\n");	return 1;    }     w = new_wave();    if (cst_wave_load_riff(w,argv[1]) != CST_OK_FORMAT)	return -1;    u = new_utterance();    r = utt_relation_create(u,"FOO");    if (relation_load(r,argv[2]) != CST_OK_FORMAT)	return -1;        play_wave_sync(w,r,my_call_back);     return 0;}