wavehead.h

来自「一个两碟控制的VCD的代码,两碟之间的转动及连续播放,已大量生产的CODE.」· C头文件 代码 · 共 34 行

/* SCCSID @(#)wavehead.h	1.1 11/19/97 */ 


#ifndef WAVEHEAD_H
#define WAVEHEAD_H

#include "newcomm.h"

typedef struct {
	DWORD	data_p;
	DWORD	data_len;
} data_params_t;

typedef struct {
	DWORD			samp_rate;
	DWORD			n_channels;
	DWORD			samp_width;
	data_params_t	data_params;
} audio_params_t;


typedef struct {
	WORD	n_block_alignment;
	WORD	n_bits_per_sample;
	WORD	n_samples_per_block;
	short	coef1[7];
	short	coef2[7];
} ADPCM_params_t;

void wave_header(BYTE *sh, int *type, int *bufsize, int *pdata, 
				 ADPCM_params_t *IMA_ADPCM_params);

#endif