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#ifndef _ACM_LAB_RIFF_HEADER_H

#define _ACM_LAB_RIFF_HEADER_H



#include <stdio.h>



typedef struct {

	char riff_sig[4];

	unsigned long  total_len_m8;

	char wave_sig[8];

	unsigned long formatex_len;

	unsigned short wFormatTag, nChannels;

	unsigned long nSamplesPerSec, nAvgBytesPerSec;

	unsigned short nBlockAlign, wBitsPerSample;

	char data_sig[4];

	unsigned long raw_data_len;

} RIFF_HEADER;



typedef struct {

	char wavc_sig[4];

	char wavc_ver[4];

  long uncompressed;

  long compressed;

  long headersize;

  short channels;

  short bits;

  short samplespersec;

  short unknown;

} WAVC_HEADER;



void write_riff_header (void* memory, long samples, int channels, int samplerate);

void write_wavc_header (FILE *foutp, long samples, int channels, int compressed, int samplerate);



#endif //_ACM_LAB_RIFF_HEADER_H