alaw.cpp File Reference

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <errno.h>
#include "alaw.h"

Include dependency graph for alaw.cpp:

Go to the source code of this file.

Compounds
struct	alaw_private_data
Defines
#define	SIGN_BIT   (0x80)
#define	QUANT_MASK   (0xf)
#define	NSEGS   (8)
#define	SEG_SHIFT   (4)
#define	SEG_MASK   (0x70)
Enumerations
enum	combination_t {   _S8_ALAW, _U8_ALAW, _S16LE_ALAW, _U16LE_ALAW,   _S16BE_ALAW, _U16BE_ALAW, _ALAW_S8, _ALAW_U8,   _ALAW_S16LE, _ALAW_U16LE, _ALAW_S16BE, _ALAW_U16BE }
Variables
const short	alaw_seg_end [8]

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Detailed Description

implements the static Alaw utility class

Definition in file alaw.cpp.

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Define Documentation

#define NSEGS   (8)

Definition at line 43 of file alaw.cpp. Referenced by Alaw::linear2alaw().

#define QUANT_MASK   (0xf)

Definition at line 42 of file alaw.cpp. Referenced by Alaw::linear2alaw().

#define SEG_MASK   (0x70)

Definition at line 45 of file alaw.cpp.

#define SEG_SHIFT   (4)

Definition at line 44 of file alaw.cpp. Referenced by Alaw::linear2alaw().

#define SIGN_BIT   (0x80)

Definition at line 41 of file alaw.cpp.

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Enumeration Type Documentation

enum combination_t

Enumeration values: _S8_ALAW  _U8_ALAW  _S16LE_ALAW  _U16LE_ALAW  _S16BE_ALAW  _U16BE_ALAW  _ALAW_S8  _ALAW_U8  _ALAW_S16LE  _ALAW_U16LE  _ALAW_S16BE  _ALAW_U16BE  Definition at line 143 of file alaw.cpp.

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Variable Documentation

const short alaw_seg_end[8] [static]

Initial value: {0xFF, 0x1FF, 0x3FF, 0x7FF, 0xFFF, 0x1FFF, 0x3FFF, 0x7FFF} Definition at line 47 of file alaw.cpp. Referenced by Alaw::linear2alaw().

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