u-law.h

来自「本源码说明了声音压缩在工程中的使用」· C头文件 代码 · 共 39 行

/*
  u-law sound encoder, part of the HawkVoice Direct Interface (HVDI)
  cross platform network voice library
  Copyright (C) 2001-2003 Phil Frisbie, Jr. ([e-mail])

  This library is free software; you can redistribute it and/or
  modify it under the terms of the GNU Library General Public
  License as published by the Free Software Foundation; either
  version 2 of the License, or (at your option) any later version.
  
  This library 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
  Library General Public License for more details.
    
  You should have received a copy of the GNU Library General Public
  License along with this library; if not, write to the
  Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  Boston, MA  02111-1307, USA.
      
  Or go to http://www.gnu.org/copyleft/lgpl.html
*/

#ifndef ULAW_H
#define ULAW_H

#ifdef __cplusplus
extern "C" {
#endif

int ulawEncode(const short *in, unsigned char *out, int length);
int ulawDecode(const unsigned char *in, short *out, int length);

#ifdef __cplusplus
}  /* extern "C" */
#endif

#endif /*ULAW_H */