alaw.h
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上传日期:2013-07-25
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文件大小:1k
- /*
- ** Copyright (C) 1999-2000 Erik de Castro Lopo <erikd@zip.com.au>
- **
- ** This program is free software; you can redistribute it and/or modify
- ** it under the terms of the GNU Lesser General Public License as published by
- ** the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
- **
- ** You should have received a copy of the GNU Lesser 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.
- */
- int alaw_read_alaw2s (SF_PRIVATE *psf, short *ptr, unsigned int len) ;
- int alaw_read_alaw2i (SF_PRIVATE *psf, short *ptr, unsigned int len) ;
- int alaw_read_alaw2d (SF_PRIVATE *psf, short *ptr, unsigned int len) ;
- int alaw_write_s2alaw (SF_PRIVATE *psf, short *ptr, unsigned int len) ;
- int alaw_write_i2alaw (SF_PRIVATE *psf, short *ptr, unsigned int len) ;
- int alaw_write_d2alaw (SF_PRIVATE *psf, short *ptr, unsigned int len) ;