wave.c File Reference

#include "config.h"
#include <stdlib.h>
#include <stdio.h>
#include <memory.h>
#include "alMain.h"
#include "alu.h"

Go to the source code of this file.

Functions
void	alc_wave_deinit (void)
ALCboolean	alc_wave_init (BackendFuncs *func_list)
void	alc_wave_probe (enum DevProbe type)
static void	fwrite16le (ALushort val, FILE *f)
static void	fwrite32le (ALuint val, FILE *f)
static void	wave_close_playback (ALCdevice *device)
static ALCenum	wave_open_playback (ALCdevice *device, const ALCchar *deviceName)
static ALCboolean	wave_reset_playback (ALCdevice *device)
static ALCboolean	wave_start_playback (ALCdevice *device)
static void	wave_stop_playback (ALCdevice *device)
static ALuint	WaveProc (ALvoid *ptr)

Variables
static const ALuint	channel_masks []
static const ALubyte	SUBTYPE_FLOAT []
static const ALubyte	SUBTYPE_PCM []
static const BackendFuncs	wave_funcs
static const ALCchar	waveDevice [] = "Wave File Writer"

Function Documentation

void alc_wave_deinit

(

void

)

Definition at line 353 of file wave.c.

ALCboolean alc_wave_init

(

BackendFuncs *

func_list

)

Definition at line 347 of file wave.c.

References ALC_TRUE, and wave_funcs.

void alc_wave_probe

(

enum DevProbe

type

)

Definition at line 357 of file wave.c.

References ALL_DEVICE_PROBE, AppendAllDevicesList(), CAPTURE_DEVICE_PROBE, ConfigValueExists(), and waveDevice.

static void fwrite16le ( ALushort  val, FILE *  f  )

static

Definition at line 70 of file wave.c.

Referenced by wave_reset_playback().

static void fwrite32le ( ALuint  val, FILE *  f  )

static

Definition at line 76 of file wave.c.

Referenced by wave_reset_playback(), and wave_stop_playback().

static void wave_close_playback ( ALCdevice *  device )

static

Definition at line 194 of file wave.c.

References ALCdevice_struct::ExtraData, free, and NULL.

static ALCenum wave_open_playback ( ALCdevice *  device, const ALCchar *  deviceName  )

static

Definition at line 165 of file wave.c.

References ALC_INVALID_VALUE, ALC_NO_ERROR, calloc, ALCdevice_struct::DeviceName, ERR, ALCdevice_struct::ExtraData, free, GetConfigValue(), strdup(), and waveDevice.

static ALCboolean wave_reset_playback ( ALCdevice *  device )

static

Definition at line 203 of file wave.c.

References ALC_FALSE, ALC_TRUE, BytesFromDevFmt(), channel_masks, ChannelsFromDevFmt(), DevFmtByte, DevFmtFloat, DevFmtInt, DevFmtShort, DevFmtUByte, DevFmtUInt, DevFmtUShort, ERR, ALCdevice_struct::ExtraData, ALCdevice_struct::FmtChans, ALCdevice_struct::FmtType, ALCdevice_struct::Frequency, fwrite16le(), fwrite32le(), SEEK_SET, SetDefaultWFXChannelOrder(), SUBTYPE_FLOAT, and SUBTYPE_PCM.

static ALCboolean wave_start_playback ( ALCdevice *  device )

static

Definition at line 277 of file wave.c.

References ALC_FALSE, ALC_TRUE, ERR, ALCdevice_struct::ExtraData, ALCdevice_struct::FmtChans, ALCdevice_struct::FmtType, FrameSizeFromDevFmt(), free, malloc, NULL, StartThread(), ALCdevice_struct::UpdateSize, and WaveProc().

static void wave_stop_playback ( ALCdevice *  device )

static

Definition at line 300 of file wave.c.

References ALCdevice_struct::ExtraData, free, fwrite32le(), NULL, SEEK_SET, and StopThread().

static ALuint WaveProc ( ALvoid *  ptr )

static

Definition at line 85 of file wave.c.

References ALCdevice_Lock, ALCdevice_Unlock, aluHandleDisconnect(), aluMixData(), BytesFromDevFmt(), ALCdevice_struct::Connected, ERR, ALCdevice_struct::ExtraData, ALCdevice_struct::FmtChans, ALCdevice_struct::FmtType, FrameSizeFromDevFmt(), ALCdevice_struct::Frequency, i, IS_LITTLE_ENDIAN, Sleep, timeGetTime(), and ALCdevice_struct::UpdateSize.

Referenced by wave_start_playback().

Variable Documentation

const ALuint channel_masks[]

static

Initial value:

= {
    0, 
    0x4, 
    0x1 | 0x2, 
    0, 
    0x1 | 0x2 | 0x10 | 0x20, 
    0, 
    0x1 | 0x2 | 0x4 | 0x8 | 0x10 | 0x20, 
    0x1 | 0x2 | 0x4 | 0x8 | 0x100 | 0x200 | 0x400, 
    0x1 | 0x2 | 0x4 | 0x8 | 0x10 | 0x20 | 0x200 | 0x400, 
}

Definition at line 57 of file wave.c.

Referenced by wave_reset_playback().

const ALubyte SUBTYPE_FLOAT[]

static

Initial value:

= {
    0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x80, 0x00, 0x00, 0xaa,
    0x00, 0x38, 0x9b, 0x71
}

Definition at line 52 of file wave.c.

Referenced by wave_reset_playback().

const ALubyte SUBTYPE_PCM[]

static

Initial value:

= {
    0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x80, 0x00, 0x00, 0xaa,
    0x00, 0x38, 0x9b, 0x71
}

Definition at line 48 of file wave.c.

Referenced by wave_reset_playback().

const BackendFuncs wave_funcs

static

Initial value:

= {
    wave_open_playback,
    wave_close_playback,
    wave_reset_playback,
    wave_start_playback,
    wave_stop_playback,
    NULL,
    NULL,
    NULL,
    NULL,
    NULL,
    NULL,
    ALCdevice_LockDefault,
    ALCdevice_UnlockDefault,
    ALCdevice_GetLatencyDefault
}

Definition at line 330 of file wave.c.

Referenced by alc_wave_init().

const ALCchar waveDevice[] = "Wave File Writer"

static

Definition at line 46 of file wave.c.

Referenced by alc_wave_probe(), and wave_open_playback().