ekg/audio_wav.h File Reference

Go to the source code of this file.

Data Structures
struct	CHUNKHDR
struct	WAVEHDR
Defines
#define	WAVE_FORMAT_PCM   1
#define	mmioFOURCC(ch0, ch1, ch2, ch3)
#define	FOURCC_RIFF   mmioFOURCC ('R', 'I', 'F', 'F')
#define	FOURCC_LIST   mmioFOURCC ('L', 'I', 'S', 'T')
#define	FOURCC_WAVE   mmioFOURCC ('W', 'A', 'V', 'E')
#define	FOURCC_FMT   mmioFOURCC ('f', 'm', 't', ' ')
#define	FOURCC_DATA   mmioFOURCC ('d', 'a', 't', 'a')
#define	cpu_to_le32(x)   (x)
#define	cpu_to_le16(x)   (x)
#define	le32_to_cpu(x)   (x)
#define	le16_to_cpu(x)   (x)
Typedefs
typedef uint8_t	BYTE
typedef uint16_t	WORD
typedef uint32_t	DWORD
typedef uint32_t	FOURCC
Functions
static void *	audio_wav_set_header (const char *freq, const char *sample, const char *channels)

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Define Documentation

#define cpu_to_le16

(

x

)

(x)

#define cpu_to_le32

(

x

)

(x)

#define FOURCC_DATA   mmioFOURCC ('d', 'a', 't', 'a')

#define FOURCC_FMT   mmioFOURCC ('f', 'm', 't', ' ')

#define FOURCC_LIST   mmioFOURCC ('L', 'I', 'S', 'T')

#define FOURCC_RIFF   mmioFOURCC ('R', 'I', 'F', 'F')

#define FOURCC_WAVE   mmioFOURCC ('W', 'A', 'V', 'E')

#define le16_to_cpu

(

x

)

(x)

#define le32_to_cpu

(

x

)

(x)

#define mmioFOURCC	(	ch0,
		ch1,
		ch2,
		ch3		)

Value:

((DWORD)(BYTE)(ch0) | ((DWORD)(BYTE)(ch1) << 8) | \
  ((DWORD)(BYTE)(ch2) << 16) | ((DWORD)(BYTE)(ch3) << 24))

#define WAVE_FORMAT_PCM   1

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Typedef Documentation

typedef uint8_t BYTE

typedef uint32_t DWORD

typedef uint32_t FOURCC

typedef uint16_t WORD

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Function Documentation

static void* audio_wav_set_header	(	const char *	freq,
		const char *	sample,
		const char *	channels
	)			[static]

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