mirror of https://gerrit.osmocom.org/simtrace2
79 lines
3.1 KiB
C
79 lines
3.1 KiB
C
/* ----------------------------------------------------------------------------
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* ATMEL Microcontroller Software Support
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* ----------------------------------------------------------------------------
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* Copyright (c) 2008, Atmel Corporation
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* - Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the disclaimer below.
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*
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* Atmel's name may not be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
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* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
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* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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* ----------------------------------------------------------------------------
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*/
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#ifndef WAV_H
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#define WAV_H
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/*----------------------------------------------------------------------------
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* Headers
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*----------------------------------------------------------------------------*/
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/* Standard WAV file header information. */
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typedef struct _WavHeader
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{
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/* Contains the letters "RIFF" in ASCII form. */
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unsigned int chunkID;
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/* Size of the rest of the chunk following this number.*/
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unsigned int chunkSize;
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/* Contains the letters "WAVE".*/
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unsigned int format;
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/* Contains the letters "fmt ".*/
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unsigned int subchunk1ID;
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/* 16 for PCM. This is the size of the rest of the Subchunk which follows this number.*/
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unsigned int subchunk1Size;
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/* PCM = 1 (i.e. Linear quantization). Values other than 1 indicate some form of compression.*/
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unsigned short audioFormat;
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/* Mono = 1, Stereo = 2, etc.*/
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unsigned short numChannels;
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/* 8000, 44100, etc.*/
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unsigned int sampleRate;
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/* SampleRate * NumChannels * BitsPerSample/8*/
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unsigned int byteRate;
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/* NumChannels * BitsPerSample/8*/
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unsigned short blockAlign;
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/* 8 bits = 8, 16 bits = 16, etc.*/
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unsigned short bitsPerSample;
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/* Contains the letters "data".*/
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unsigned int subchunk2ID;
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/* Number of bytes in the data.*/
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unsigned int subchunk2Size;
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} WavHeader;
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/*----------------------------------------------------------------------------
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* Exported functions
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*----------------------------------------------------------------------------*/
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extern unsigned char WAV_IsValid(const WavHeader *header);
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extern void WAV_DisplayInfo(const WavHeader *header);
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#endif //#ifndef WAV_H
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