wav_io.h

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00001 /* Copyright (C) 2002 Jean-Marc Valin 
00002    File: wav_io.h
00003 
00004    Redistribution and use in source and binary forms, with or without
00005    modification, are permitted provided that the following conditions
00006    are met:
00007    
00008    - Redistributions of source code must retain the above copyright
00009    notice, this list of conditions and the following disclaimer.
00010    
00011    - Redistributions in binary form must reproduce the above copyright
00012    notice, this list of conditions and the following disclaimer in the
00013    documentation and/or other materials provided with the distribution.
00014    
00015    - Neither the name of the Xiph.org Foundation nor the names of its
00016    contributors may be used to endorse or promote products derived from
00017    this software without specific prior written permission.
00018    
00019    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
00020    ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
00021    LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
00022    A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR
00023    CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
00024    EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
00025    PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
00026    PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
00027    LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
00028    NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
00029    SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00030 */
00031 
00032 #ifndef WAV_IO_H
00033 #define WAV_IO_H
00034 
00035 #include <stdio.h>
00036 #include "speex/speex_types.h"
00037 
00038 unsigned short be_short(unsigned short s);
00039 unsigned short le_short(unsigned short s);
00040 spx_uint32_t le_int(spx_uint32_t i);
00041 
00042 int read_wav_header(FILE *file, int *rate, int *channels, int *format, int *size);
00043 
00044 void write_wav_header(FILE *file, int rate, int channels, int format, int size);
00045 
00046 #endif

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