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Initial working commit of JonoF's audiolib re-port... I think

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git-svn-id: https://svn.eduke32.com/eduke32@1471 1a8010ca-5511-0410-912e-c29ae57300e0
This commit is contained in:
terminx 2009-07-27 05:47:50 +00:00
parent 039f004fb4
commit 4f10a9e477
51 changed files with 9677 additions and 0 deletions
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47
polymer/eduke32/source/jaudiolib/Makefile Normal file
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CC=gcc
OBJ=obj
OBJNAME?=libjfaudiolib.a
PRETTY_OUTPUT?=1
EROOT?=build
SRC=src
include ../../$(EROOT)/Makefile.shared
CFLAGS=-g -O2 -Wall
CPPFLAGS=-Iinclude -Isrc -DHAVE_VORBIS
OBJECTS=$(OBJ)/drivers.o \
$(OBJ)/fx_man.o \
$(OBJ)/multivoc.o \
$(OBJ)/mix.o \
$(OBJ)/mixst.o \
$(OBJ)/pitch.o \
$(OBJ)/vorbis.o \
$(OBJ)/driver_nosound.o
ifeq ($(PLATFORM),WINDOWS)
CPPFLAGS+= -I/z/sdks/directx/dx7/include -Ithird-party/mingw32/include
OBJECTS+= $(OBJ)/driver_directsound.o
OBJNAME=libjfaudiolib_win32.a
OBJ=obj_win
else
CPPFLAGS+= -DHAVE_SDL
OBJECTS+= $(OBJ)/driver_sdl.o
endif
# OBJECTS=$(SOURCES:%.c=$(OBJ)/%.o)
$(OBJNAME): $(OBJECTS)
ar cr $@ $^
$(OBJECTS): $(OBJ)/%.o: $(SRC)/%.c
-mkdir -p $(OBJ)
$(COMPILE_STATUS)
if $(CC) $(CPPFLAGS) $(CFLAGS) -c $< -o $@; then $(COMPILE_OK); else $(COMPILE_FAILED); fi
ifeq ($(PRETTY_OUTPUT),1)
.SILENT:
endif
.PHONY: clean
clean:
-rm -f $(OBJECTS) $(OBJNAME)

113
polymer/eduke32/source/jaudiolib/include/fx_man.h Normal file
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/*
Copyright (C) 1994-1995 Apogee Software, Ltd.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/**********************************************************************
module: FX_MAN.H
author: James R. Dose
date: March 17, 1994
Public header for FX_MAN.C
(c) Copyright 1994 James R. Dose. All Rights Reserved.
**********************************************************************/
#ifndef __FX_MAN_H
#define __FX_MAN_H
#include "inttypes.h"
#include "limits.h"
#include "sndcards.h"
enum FX_ERRORS
{
FX_Warning = -2,
FX_Error = -1,
FX_Ok = 0,
FX_ASSVersion,
FX_SoundCardError,
FX_InvalidCard,
FX_MultiVocError,
};
#define FX_MUSIC_PRIORITY INT_MAX
const char *FX_ErrorString( int32_t ErrorNumber );
int32_t FX_Init( int32_t SoundCard, int32_t numvoices, int32_t numchannels, int32_t samplebits, unsigned mixrate, void * initdata );
int32_t FX_Shutdown( void );
int32_t FX_SetCallBack( void ( *function )( uint32_t ) );
void FX_SetVolume( int32_t volume );
int32_t FX_GetVolume( void );
void FX_SetReverseStereo( int32_t setting );
int32_t FX_GetReverseStereo( void );
void FX_SetReverb( int32_t reverb );
void FX_SetFastReverb( int32_t reverb );
int32_t FX_GetMaxReverbDelay( void );
int32_t FX_GetReverbDelay( void );
void FX_SetReverbDelay( int32_t delay );
int32_t FX_PauseVoice ( int32_t handle, int32_t pause );
int32_t FX_VoiceAvailable( int32_t priority );
int32_t FX_EndLooping( int32_t handle );
int32_t FX_SetPan( int32_t handle, int32_t vol, int32_t left, int32_t right );
int32_t FX_SetPitch( int32_t handle, int32_t pitchoffset );
int32_t FX_SetFrequency( int32_t handle, int32_t frequency );
int32_t FX_PlayVOC( char *ptr, uint32_t ptrlength, int32_t pitchoffset, int32_t vol, int32_t left, int32_t right,
int32_t priority, uint32_t callbackval );
int32_t FX_PlayLoopedVOC( char *ptr, uint32_t ptrlength, int32_t loopstart, int32_t loopend,
int32_t pitchoffset, int32_t vol, int32_t left, int32_t right, int32_t priority,
uint32_t callbackval );
int32_t FX_PlayWAV( char *ptr, uint32_t ptrlength, int32_t pitchoffset, int32_t vol, int32_t left, int32_t right,
int32_t priority, uint32_t callbackval );
int32_t FX_PlayLoopedWAV( char *ptr, uint32_t ptrlength, int32_t loopstart, int32_t loopend,
int32_t pitchoffset, int32_t vol, int32_t left, int32_t right, int32_t priority,
uint32_t callbackval );
int32_t FX_PlayVOC3D( char *ptr, uint32_t ptrlength, int32_t pitchoffset, int32_t angle, int32_t distance,
int32_t priority, uint32_t callbackval );
int32_t FX_PlayWAV3D( char *ptr, uint32_t ptrlength, int32_t pitchoffset, int32_t angle, int32_t distance,
int32_t priority, uint32_t callbackval );
int32_t FX_PlayAuto( char *ptr, uint32_t ptrlength, int32_t pitchoffset, int32_t vol, int32_t left, int32_t right,
int32_t priority, uint32_t callbackval );
int32_t FX_PlayLoopedAuto( char *ptr, uint32_t ptrlength, int32_t loopstart, int32_t loopend,
int32_t pitchoffset, int32_t vol, int32_t left, int32_t right, int32_t priority,
uint32_t callbackval );
int32_t FX_PlayAuto3D( char *ptr, uint32_t ptrlength, int32_t pitchoffset, int32_t angle, int32_t distance,
int32_t priority, uint32_t callbackval );
int32_t FX_PlayRaw( char *ptr, uint32_t length, unsigned rate,
int32_t pitchoffset, int32_t vol, int32_t left, int32_t right, int32_t priority,
uint32_t callbackval );
int32_t FX_PlayLoopedRaw( char *ptr, uint32_t length, char *loopstart,
char *loopend, unsigned rate, int32_t pitchoffset, int32_t vol, int32_t left,
int32_t right, int32_t priority, uint32_t callbackval );
int32_t FX_Pan3D( int32_t handle, int32_t angle, int32_t distance );
int32_t FX_SoundActive( int32_t handle );
int32_t FX_SoundsPlaying( void );
int32_t FX_StopSound( int32_t handle );
int32_t FX_StopAllSounds( void );
int32_t FX_StartDemandFeedPlayback( void ( *function )( char **ptr, uint32_t *length ),
int32_t rate, int32_t pitchoffset, int32_t vol, int32_t left, int32_t right,
int32_t priority, uint32_t callbackval );
int32_t FX_StartRecording( int32_t MixRate, void ( *function )( char *ptr, int32_t length ) );
void FX_StopRecord( void );
#endif

93
polymer/eduke32/source/jaudiolib/include/music.h Normal file
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/*
Copyright (C) 1994-1995 Apogee Software, Ltd.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/**********************************************************************
module: MUSIC.H
author: James R. Dose
date: March 25, 1994
Public header for MUSIC.C
(c) Copyright 1994 James R. Dose. All Rights Reserved.
**********************************************************************/
#ifndef __MUSIC_H
#define __MUSIC_H
#include "inttypes.h"
#include "sndcards.h"
extern int32_t MUSIC_ErrorCode;
enum MUSIC_ERRORS
{
MUSIC_Warning = -2,
MUSIC_Error = -1,
MUSIC_Ok = 0,
MUSIC_ASSVersion,
MUSIC_SoundCardError,
MUSIC_MPU401Error,
MUSIC_InvalidCard,
MUSIC_MidiError,
MUSIC_TaskManError,
MUSIC_FMNotDetected,
MUSIC_DPMI_Error
};
typedef struct
{
uint32_t tickposition;
uint32_t milliseconds;
uint32_t measure;
uint32_t beat;
uint32_t tick;
} songposition;
#define MUSIC_LoopSong ( 1 == 1 )
#define MUSIC_PlayOnce ( !MUSIC_LoopSong )
char *MUSIC_ErrorString( int32_t ErrorNumber );
int32_t MUSIC_Init( int32_t SoundCard, int32_t Address );
int32_t MUSIC_Shutdown( void );
void MUSIC_SetMaxFMMidiChannel( int32_t channel );
void MUSIC_SetVolume( int32_t volume );
void MUSIC_SetMidiChannelVolume( int32_t channel, int32_t volume );
void MUSIC_ResetMidiChannelVolumes( void );
int32_t MUSIC_GetVolume( void );
void MUSIC_SetLoopFlag( int32_t loopflag );
int32_t MUSIC_SongPlaying( void );
void MUSIC_Continue( void );
void MUSIC_Pause( void );
int32_t MUSIC_StopSong( void );
int32_t MUSIC_PlaySong( uint8_t *song, int32_t loopflag );
void MUSIC_SetContext( int32_t context );
int32_t MUSIC_GetContext( void );
void MUSIC_SetSongTick( uint32_t PositionInTicks );
void MUSIC_SetSongTime( uint32_t milliseconds );
void MUSIC_SetSongPosition( int32_t measure, int32_t beat, int32_t tick );
void MUSIC_GetSongPosition( songposition *pos );
void MUSIC_GetSongLength( songposition *pos );
int32_t MUSIC_FadeVolume( int32_t tovolume, int32_t milliseconds );
int32_t MUSIC_FadeActive( void );
void MUSIC_StopFade( void );
void MUSIC_RerouteMidiChannel( int32_t channel, int32_t ( *function )( int32_t event, int32_t c1, int32_t c2 ) );
void MUSIC_RegisterTimbreBank( uint8_t *timbres );
#endif

46
polymer/eduke32/source/jaudiolib/include/sndcards.h Normal file
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/*
Copyright (C) 1994-1995 Apogee Software, Ltd.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/**********************************************************************
module: SNDCARDS.H
author: James R. Dose
date: March 31, 1994
Contains enumerated type definitions for sound cards.
(c) Copyright 1994 James R. Dose. All Rights Reserved.
**********************************************************************/
#ifndef __SNDCARDS_H
#define __SNDCARDS_H
#define ASS_VERSION_STRING "JonoF 20090718"
typedef enum
{
ASS_NoSound,
ASS_SDL,
ASS_CoreAudio,
ASS_DirectSound,
ASS_NumSoundCards,
ASS_AutoDetect = -2
} soundcardnames;
#endif

307
polymer/eduke32/source/jaudiolib/jfaudiolib.xcodeproj/project.pbxproj Normal file
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@ -0,0 +1,307 @@
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320
polymer/eduke32/source/jaudiolib/src/_multivc.h Normal file
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/*
Copyright (C) 1994-1995 Apogee Software, Ltd.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/**********************************************************************
file: _MULTIVC.H
author: James R. Dose
date: December 20, 1993
Private header for MULTIVOC.C
(c) Copyright 1993 James R. Dose. All Rights Reserved.
**********************************************************************/
#include "limits.h"
#include "inttypes.h"
#ifndef ___MULTIVC_H
#define ___MULTIVC_H
#define TRUE ( 1 == 1 )
#define FALSE ( !TRUE )
#define VOC_8BIT 0x0
#define VOC_CT4_ADPCM 0x1
#define VOC_CT3_ADPCM 0x2
#define VOC_CT2_ADPCM 0x3
#define VOC_16BIT 0x4
#define VOC_ALAW 0x6
#define VOC_MULAW 0x7
#define VOC_CREATIVE_ADPCM 0x200
#define T_SIXTEENBIT_STEREO 0
#define T_8BITS 1
#define T_MONO 2
#define T_16BITSOURCE 4
#define T_STEREOSOURCE 8
#define T_LEFTQUIET 16
#define T_RIGHTQUIET 32
#define T_DEFAULT T_SIXTEENBIT_STEREO
#define MV_MaxPanPosition 127
#define MV_NumPanPositions ( MV_MaxPanPosition + 1 )
#define MV_MaxTotalVolume 255
//#define MV_MaxVolume 63
#define MV_NumVoices 8
// mirrors FX_MUSIC_PRIORITY from fx_man.h
#define MV_MUSIC_PRIORITY INT_MAX
#define MIX_VOLUME( volume ) \
( ( max( 0, min( ( volume ), 255 ) ) * ( MV_MaxVolume + 1 ) ) >> 8 )
// ( ( max( 0, min( ( volume ), 255 ) ) ) >> 2 )
#define STEREO 1
#define SIXTEEN_BIT 2
#define MONO_8BIT 0
#define STEREO_8BIT ( STEREO )
#define MONO_16BIT ( SIXTEEN_BIT )
#define STEREO_16BIT ( STEREO | SIXTEEN_BIT )
#define MONO_8BIT_SAMPLE_SIZE 1
#define MONO_16BIT_SAMPLE_SIZE 2
#define STEREO_8BIT_SAMPLE_SIZE ( 2 * MONO_8BIT_SAMPLE_SIZE )
#define STEREO_16BIT_SAMPLE_SIZE ( 2 * MONO_16BIT_SAMPLE_SIZE )
//#define SILENCE_16BIT 0x80008000
#define SILENCE_16BIT 0
#define SILENCE_8BIT 0x80808080
//#define SILENCE_16BIT_PAS 0
#define MixBufferSize 256
#define NumberOfBuffers 16
#define TotalBufferSize ( MixBufferSize * NumberOfBuffers )
#define PI 3.1415926536
typedef enum
{
Raw,
VOC,
DemandFeed,
WAV,
Vorbis
} wavedata;
typedef enum
{
NoMoreData,
KeepPlaying
} playbackstatus;
typedef struct VoiceNode
{
struct VoiceNode *next;
struct VoiceNode *prev;
wavedata wavetype;
char bits;
char channels;
playbackstatus ( *GetSound )( struct VoiceNode *voice );
void ( *mix )( uint32_t position, uint32_t rate,
char *start, uint32_t length );
char *NextBlock;
char *LoopStart;
char *LoopEnd;
unsigned LoopCount;
uint32_t LoopSize;
uint32_t BlockLength;
uint32_t PitchScale;
uint32_t FixedPointBufferSize;
char *sound;
uint32_t length;
uint32_t SamplingRate;
uint32_t RateScale;
uint32_t position;
int32_t Playing;
int32_t Paused;
int32_t handle;
int32_t priority;
void ( *DemandFeed )( char **ptr, uint32_t *length );
void *extra;
int16_t *LeftVolume;
int16_t *RightVolume;
uint32_t callbackval;
} VoiceNode;
typedef struct
{
VoiceNode *start;
VoiceNode *end;
} VList;
typedef struct
{
uint8_t left;
uint8_t right;
} Pan;
typedef int16_t MONO16;
typedef int8_t MONO8;
typedef struct
{
MONO16 left;
MONO16 right;
// uint16_t left;
// uint16_t right;
} STEREO16;
typedef struct
{
MONO16 left;
MONO16 right;
} SIGNEDSTEREO16;
typedef struct
{
// MONO8 left;
// MONO8 right;
char left;
char right;
} STEREO8;
typedef struct
{
char RIFF[ 4 ];
uint32_t file_size;
char WAVE[ 4 ];
char fmt[ 4 ];
uint32_t format_size;
} riff_header;
typedef struct
{
uint16_t wFormatTag;
uint16_t nChannels;
uint32_t nSamplesPerSec;
uint32_t nAvgBytesPerSec;
uint16_t nBlockAlign;
uint16_t nBitsPerSample;
} format_header;
typedef struct
{
uint8_t DATA[ 4 ];
uint32_t size;
} data_header;
typedef MONO8 VOLUME8[ 256 ];
typedef MONO16 VOLUME16[ 256 ];
extern Pan MV_PanTable[ MV_NumPanPositions ][ 255 + 1 ];
extern int32_t MV_ErrorCode;
extern int32_t MV_Installed;
extern int32_t MV_MaxVolume;
extern int32_t MV_MixRate;
typedef char HARSH_CLIP_TABLE_8[ MV_NumVoices * 256 ];
#define MV_SetErrorCode( status ) \
MV_ErrorCode = ( status );
static void MV_Mix( VoiceNode *voice, int32_t buffer );
void MV_PlayVoice( VoiceNode *voice );
static void MV_StopVoice( VoiceNode *voice );
static void MV_ServiceVoc( void );
static playbackstatus MV_GetNextVOCBlock( VoiceNode *voice );
static playbackstatus MV_GetNextDemandFeedBlock( VoiceNode *voice );
static playbackstatus MV_GetNextRawBlock( VoiceNode *voice );
static playbackstatus MV_GetNextWAVBlock( VoiceNode *voice );
static playbackstatus MV_GetNextVorbisBlock( VoiceNode *voice );
static void MV_ServiceRecord( void );
static VoiceNode *MV_GetVoice( int32_t handle );
VoiceNode *MV_AllocVoice( int32_t priority );
static int16_t *MV_GetVolumeTable( int32_t vol );
void MV_SetVoiceMixMode( VoiceNode *voice );
void MV_SetVoiceVolume ( VoiceNode *voice, int32_t vol, int32_t left, int32_t right );
static void MV_SetVoicePitch( VoiceNode *voice, uint32_t rate, int32_t pitchoffset );
static void MV_CalcVolume( int32_t MaxLevel );
static void MV_CalcPanTable( void );
void MV_ReleaseVorbisVoice( VoiceNode * voice );
// implemented in mix.c
void ClearBuffer_DW( void *ptr, unsigned data, int32_t length );
void MV_Mix8BitMono( uint32_t position, uint32_t rate,
char *start, uint32_t length );
void MV_Mix8BitStereo( uint32_t position,
uint32_t rate, char *start, uint32_t length );
void MV_Mix16BitMono( uint32_t position,
uint32_t rate, char *start, uint32_t length );
void MV_Mix16BitStereo( uint32_t position,
uint32_t rate, char *start, uint32_t length );
void MV_Mix16BitMono16( uint32_t position,
uint32_t rate, char *start, uint32_t length );
void MV_Mix8BitMono16( uint32_t position, uint32_t rate,
char *start, uint32_t length );
void MV_Mix8BitStereo16( uint32_t position,
uint32_t rate, char *start, uint32_t length );
void MV_Mix16BitStereo16( uint32_t position,
uint32_t rate, char *start, uint32_t length );
void MV_16BitReverb( char *src, char *dest, VOLUME16 *volume, int32_t count );
void MV_8BitReverb( int8_t *src, int8_t *dest, VOLUME16 *volume, int32_t count );
void MV_16BitReverbFast( char *src, char *dest, int32_t count, int32_t shift );
void MV_8BitReverbFast( int8_t *src, int8_t *dest, int32_t count, int32_t shift );
// implemented in mixst.c
void ClearBuffer_DW( void *ptr, unsigned data, int32_t length );
void MV_Mix8BitMono8Stereo( uint32_t position, uint32_t rate,
char *start, uint32_t length );
void MV_Mix8BitStereo8Stereo( uint32_t position,
uint32_t rate, char *start, uint32_t length );
void MV_Mix16BitMono8Stereo( uint32_t position,
uint32_t rate, char *start, uint32_t length );
void MV_Mix16BitStereo8Stereo( uint32_t position,
uint32_t rate, char *start, uint32_t length );
void MV_Mix16BitMono16Stereo( uint32_t position,
uint32_t rate, char *start, uint32_t length );
void MV_Mix8BitMono16Stereo( uint32_t position, uint32_t rate,
char *start, uint32_t length );
void MV_Mix8BitStereo16Stereo( uint32_t position,
uint32_t rate, char *start, uint32_t length );
void MV_Mix16BitStereo16Stereo( uint32_t position,
uint32_t rate, char *start, uint32_t length );
#endif

339
polymer/eduke32/source/jaudiolib/src/driver_coreaudio.c Normal file
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/*
Copyright (C) 2009 Jonathon Fowler <jf@jonof.id.au>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/**
* CoreAudio output driver for MultiVoc
*
* Inspired by the example set by the Audiere sound library available at
* https://audiere.svn.sourceforge.net/svnroot/audiere/trunk/audiere/
*
*/
#include <AudioUnit/AudioUnit.h>
#include <pthread.h>
#include "driver_coreaudio.h"
enum {
CAErr_Warning = -2,
CAErr_Error = -1,
CAErr_Ok = 0,
CAErr_Uninitialised,
CAErr_FindNextComponent,
CAErr_OpenAComponent,
CAErr_AudioUnitInitialize,
CAErr_AudioUnitSetProperty,
CAErr_Mutex
};
static int32_t ErrorCode = CAErr_Ok;
static int32_t Initialised = 0;
static int32_t Playing = 0;
static ComponentInstance output_audio_unit;
static pthread_mutex_t mutex;
static char *MixBuffer = 0;
static int32_t MixBufferSize = 0;
static int32_t MixBufferCount = 0;
static int32_t MixBufferCurrent = 0;
static int32_t MixBufferUsed = 0;
static void ( *MixCallBack )( void ) = 0;
static OSStatus fillInput(
void *inRefCon,
AudioUnitRenderActionFlags inActionFlags,
const AudioTimeStamp *inTimeStamp,
UInt32 inBusNumber,
AudioBuffer *ioData)
{
UInt32 remaining, len;
char *ptr, *sptr;
remaining = ioData->mDataByteSize;
ptr = ioData->mData;
while (remaining > 0) {
if (MixBufferUsed == MixBufferSize) {
CoreAudioDrv_Lock();
MixCallBack();
CoreAudioDrv_Unlock();
MixBufferUsed = 0;
MixBufferCurrent++;
if (MixBufferCurrent >= MixBufferCount) {
MixBufferCurrent -= MixBufferCount;
}
}
while (remaining > 0 && MixBufferUsed < MixBufferSize) {
sptr = MixBuffer + (MixBufferCurrent * MixBufferSize) + MixBufferUsed;
len = MixBufferSize - MixBufferUsed;
if (remaining < len) {
len = remaining;
}
memcpy(ptr, sptr, len);
ptr += len;
MixBufferUsed += len;
remaining -= len;
}
}
return noErr;
}
int32_t CoreAudioDrv_GetError(void)
{
return ErrorCode;
}
const char *CoreAudioDrv_ErrorString( int32_t ErrorNumber )
{
const char *ErrorString;
switch( ErrorNumber )
{
case CAErr_Warning :
case CAErr_Error :
ErrorString = CoreAudioDrv_ErrorString( ErrorCode );
break;
case CAErr_Ok :
ErrorString = "CoreAudio ok.";
break;
case CAErr_Uninitialised:
ErrorString = "CoreAudio uninitialised.";
break;
case CAErr_FindNextComponent:
ErrorString = "CoreAudio error: FindNextComponent returned NULL.";
break;
case CAErr_OpenAComponent:
ErrorString = "CoreAudio error: OpenAComponent failed.";
break;
case CAErr_AudioUnitInitialize:
ErrorString = "CoreAudio error: AudioUnitInitialize failed.";
break;
case CAErr_AudioUnitSetProperty:
ErrorString = "CoreAudio error: AudioUnitSetProperty failed.";
break;
case CAErr_Mutex:
ErrorString = "CoreAudio error: could not initialise mutex.";
break;
default:
ErrorString = "Unknown CoreAudio error code.";
break;
}
return ErrorString;
}
/*
int32_t CoreAudioDrv_InitMIDI()
{
AudioStreamBasicDescription requestedDesc;
requestedDesc.mFormatID = kAudioFormatMIDIStream;
}
*/
int32_t CoreAudioDrv_Init(int32_t mixrate, int32_t numchannels, int32_t samplebits, void * initdata)
{
OSStatus result = noErr;
Component comp;
ComponentDescription desc;
AudioStreamBasicDescription requestedDesc;
struct AudioUnitInputCallback callback;
if (Initialised) {
CoreAudioDrv_Shutdown();
}
if (pthread_mutex_init(&mutex, 0) < 0) {
ErrorCode = CAErr_Mutex;
return CAErr_Error;
}
// Setup a AudioStreamBasicDescription with the requested format
requestedDesc.mFormatID = kAudioFormatLinearPCM;
requestedDesc.mFormatFlags = kLinearPCMFormatFlagIsPacked;
requestedDesc.mChannelsPerFrame = numchannels;
requestedDesc.mSampleRate = mixrate;
requestedDesc.mBitsPerChannel = samplebits;
if (samplebits == 16) {
requestedDesc.mFormatFlags |= kLinearPCMFormatFlagIsSignedInteger;
#ifdef __POWERPC__
requestedDesc.mFormatFlags |= kLinearPCMFormatFlagIsBigEndian;
#endif
}
requestedDesc.mFramesPerPacket = 1;
requestedDesc.mBytesPerFrame = requestedDesc.mBitsPerChannel * \
requestedDesc.mChannelsPerFrame / 8;
requestedDesc.mBytesPerPacket = requestedDesc.mBytesPerFrame * \
requestedDesc.mFramesPerPacket;
// Locate the default output audio unit
desc.componentType = kAudioUnitComponentType;
desc.componentSubType = kAudioUnitSubType_Output;
desc.componentManufacturer = kAudioUnitID_DefaultOutput;
desc.componentFlags = 0;
desc.componentFlagsMask = 0;
comp = FindNextComponent(NULL, &desc);
if (comp == NULL) {
ErrorCode = CAErr_FindNextComponent;
pthread_mutex_destroy(&mutex);
return CAErr_Error;
}
// Open & initialize the default output audio unit
result = OpenAComponent(comp, &output_audio_unit);
if (result != noErr) {
ErrorCode = CAErr_OpenAComponent;
CloseComponent(output_audio_unit);
pthread_mutex_destroy(&mutex);
return CAErr_Error;
}
result = AudioUnitInitialize(output_audio_unit);
if (result != noErr) {
ErrorCode = CAErr_AudioUnitInitialize;
CloseComponent(output_audio_unit);
pthread_mutex_destroy(&mutex);
return CAErr_Error;
}
// Set the input format of the audio unit.
result = AudioUnitSetProperty(output_audio_unit,
kAudioUnitProperty_StreamFormat,
kAudioUnitScope_Input,
0,
&requestedDesc,
sizeof(requestedDesc));
if (result != noErr) {
ErrorCode = CAErr_AudioUnitSetProperty;
CloseComponent(output_audio_unit);
pthread_mutex_destroy(&mutex);
return CAErr_Error;
}
// Set the audio callback
callback.inputProc = fillInput;
callback.inputProcRefCon = 0;
AudioUnitSetProperty(output_audio_unit,
kAudioUnitProperty_SetInputCallback,
kAudioUnitScope_Input,
0,
&callback,
sizeof(callback));
Initialised = 1;
return CAErr_Ok;
}
void CoreAudioDrv_Shutdown(void)
{
OSStatus result;
struct AudioUnitInputCallback callback;
if (!Initialised) {
return;
}
// stop processing the audio unit
CoreAudioDrv_StopPlayback();
// Remove the input callback
callback.inputProc = 0;
callback.inputProcRefCon = 0;
result = AudioUnitSetProperty(output_audio_unit,
kAudioUnitProperty_SetInputCallback,
kAudioUnitScope_Input,
0,
&callback,
sizeof(callback));
result = CloseComponent(output_audio_unit);
pthread_mutex_destroy(&mutex);
Initialised = 0;
}
int32_t CoreAudioDrv_BeginPlayback(char *BufferStart, int32_t BufferSize,
int32_t NumDivisions, void ( *CallBackFunc )( void ) )
{
if (!Initialised) {
ErrorCode = CAErr_Uninitialised;
return CAErr_Error;
}
if (Playing) {
CoreAudioDrv_StopPlayback();
}
MixBuffer = BufferStart;
MixBufferSize = BufferSize;
MixBufferCount = NumDivisions;
MixBufferCurrent = 0;
MixBufferUsed = 0;
MixCallBack = CallBackFunc;
// prime the buffer
MixCallBack();
AudioOutputUnitStart(output_audio_unit);
Playing = 1;
return CAErr_Ok;
}
void CoreAudioDrv_StopPlayback(void)
{
if (!Initialised || !Playing) {
return;
}
CoreAudioDrv_Lock();
AudioOutputUnitStop(output_audio_unit);
CoreAudioDrv_Unlock();
Playing = 0;
}
void CoreAudioDrv_Lock(void)
{
pthread_mutex_lock(&mutex);
}
void CoreAudioDrv_Unlock(void)
{
pthread_mutex_unlock(&mutex);
}

29
polymer/eduke32/source/jaudiolib/src/driver_coreaudio.h Normal file
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/*
Copyright (C) 2009 Jonathon Fowler <jf@jonof.id.au>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
int32_t CoreAudioDrv_GetError(void);
const char *CoreAudioDrv_ErrorString( int32_t ErrorNumber );
int32_t CoreAudioDrv_Init(int32_t mixrate, int32_t numchannels, int32_t samplebits, void * initdata);
void CoreAudioDrv_Shutdown(void);
int32_t CoreAudioDrv_BeginPlayback(char *BufferStart, int32_t BufferSize,
int32_t NumDivisions, void ( *CallBackFunc )( void ) );
void CoreAudioDrv_StopPlayback(void);
void CoreAudioDrv_Lock(void);
void CoreAudioDrv_Unlock(void);

487
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/*
Copyright (C) 2009 Jonathon Fowler <jf@jonof.id.au>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/**
* DirectSound output driver for MultiVoc
*/
#define WIN32_LEAN_AND_MEAN
#define DIRECTSOUND_VERSION 0x0700
#include <windows.h>
#include <mmsystem.h>
#include <dsound.h>
#include <stdlib.h>
#include <stdio.h>
#include "driver_directsound.h"
enum {
DSErr_Warning = -2,
DSErr_Error = -1,
DSErr_Ok = 0,
DSErr_Uninitialised,
DSErr_DirectSoundCreate,
DSErr_SetCooperativeLevel,
DSErr_CreateSoundBuffer,
DSErr_CreateSoundBufferSecondary,
DSErr_SetFormat,
DSErr_SetFormatSecondary,
DSErr_Notify,
DSErr_NotifyEvents,
DSErr_SetNotificationPositions,
DSErr_Play,
DSErr_PlaySecondary,
DSErr_CreateThread,
DSErr_CreateMutex
};
static int32_t ErrorCode = DSErr_Ok;
static int32_t Initialised = 0;
static int32_t Playing = 0;
static char *MixBuffer = 0;
static int32_t MixBufferSize = 0;
static int32_t MixBufferCount = 0;
static int32_t MixBufferCurrent = 0;
static int32_t MixBufferUsed = 0;
static void ( *MixCallBack )( void ) = 0;
static LPDIRECTSOUND lpds = 0;
static LPDIRECTSOUNDBUFFER lpdsbprimary = 0, lpdsbsec = 0;
static LPDIRECTSOUNDNOTIFY lpdsnotify = 0;
static DSBPOSITIONNOTIFY notifyPositions[3] = { { 0,0 }, { 0,0 }, { 0,0 } };
static HANDLE mixThread = 0;
static HANDLE mutex = 0;
static void FillBufferPortion(char * ptr, int32_t remaining)
{
int32_t len;
char *sptr;
while (remaining > 0) {
if (MixBufferUsed == MixBufferSize) {
MixCallBack();
MixBufferUsed = 0;
MixBufferCurrent++;
if (MixBufferCurrent >= MixBufferCount) {
MixBufferCurrent -= MixBufferCount;
}
}
while (remaining > 0 && MixBufferUsed < MixBufferSize) {
sptr = MixBuffer + (MixBufferCurrent * MixBufferSize) + MixBufferUsed;
len = MixBufferSize - MixBufferUsed;
if (remaining < len) {
len = remaining;
}
memcpy(ptr, sptr, len);
ptr += len;
MixBufferUsed += len;
remaining -= len;
}
}
}
static void FillBuffer(int32_t bufnum)
{
HRESULT err;
LPVOID ptr, ptr2;
DWORD remaining, remaining2;
int32_t retries = 1;
//fprintf(stderr, "DirectSound FillBuffer: filling %d\n", bufnum);
do {
err = IDirectSoundBuffer_Lock(lpdsbsec,
notifyPositions[bufnum].dwOffset,
notifyPositions[1].dwOffset,
&ptr, &remaining,
&ptr2, &remaining2,
0);
if (FAILED(err)) {
if (err == DSERR_BUFFERLOST) {
err = IDirectSoundBuffer_Restore(lpdsbsec);
if (FAILED(err)) {
return;
}
if (retries-- > 0) {
continue;
}
}
fprintf(stderr, "DirectSound FillBuffer: err %x\n", (uint32_t) err);
return;
}
break;
} while (1);
if (ptr) {
FillBufferPortion((char *) ptr, remaining);
}
if (ptr2) {
FillBufferPortion((char *) ptr2, remaining2);
}
IDirectSoundBuffer_Unlock(lpdsbsec, ptr, remaining, ptr2, remaining2);
}
static DWORD WINAPI fillDataThread(LPVOID lpParameter)
{
HANDLE handles[3];
DWORD waitret, waitret2;
handles[0] = notifyPositions[0].hEventNotify;
handles[1] = notifyPositions[1].hEventNotify;
handles[2] = notifyPositions[2].hEventNotify;
do {
waitret = WaitForMultipleObjects(3, handles, FALSE, INFINITE);
switch (waitret) {
case WAIT_OBJECT_0:
case WAIT_OBJECT_0+1:
waitret2 = WaitForSingleObject(mutex, INFINITE);
if (waitret2 == WAIT_OBJECT_0) {
FillBuffer(WAIT_OBJECT_0 + 1 - waitret);
ReleaseMutex(mutex);
} else {
fprintf(stderr, "DirectSound fillDataThread: wfso err %d\n", (int32_t) waitret2);
}
break;
case WAIT_OBJECT_0+2:
fprintf(stderr, "DirectSound fillDataThread: exiting\n");
ExitThread(0);
break;
default:
fprintf(stderr, "DirectSound fillDataThread: wfmo err %d\n", (int32_t) waitret);
break;
}
} while (1);
return 0;
}
int32_t DirectSoundDrv_GetError(void)
{
return ErrorCode;
}
const char *DirectSoundDrv_ErrorString( int32_t ErrorNumber )
{
const char *ErrorString;
switch( ErrorNumber )
{
case DSErr_Warning :
case DSErr_Error :
ErrorString = DirectSoundDrv_ErrorString( ErrorCode );
break;
case DSErr_Ok :
ErrorString = "DirectSound ok.";
break;
case DSErr_Uninitialised:
ErrorString = "DirectSound uninitialised.";
break;
case DSErr_DirectSoundCreate:
ErrorString = "DirectSound error: DirectSoundCreate failed.";
break;
case DSErr_SetCooperativeLevel:
ErrorString = "DirectSound error: SetCooperativeLevel failed.";
break;
case DSErr_CreateSoundBuffer:
ErrorString = "DirectSound error: primary CreateSoundBuffer failed.";
break;
case DSErr_CreateSoundBufferSecondary:
ErrorString = "DirectSound error: secondary CreateSoundBuffer failed.";
break;
case DSErr_SetFormat:
ErrorString = "DirectSound error: primary buffer SetFormat failed.";
break;
case DSErr_SetFormatSecondary:
ErrorString = "DirectSound error: secondary buffer SetFormat failed.";
break;
case DSErr_Notify:
ErrorString = "DirectSound error: failed querying secondary buffer for notify interface.";
break;
case DSErr_NotifyEvents:
ErrorString = "DirectSound error: failed creating notify events.";
break;
case DSErr_SetNotificationPositions:
ErrorString = "DirectSound error: failed setting notification positions.";
break;
case DSErr_Play:
ErrorString = "DirectSound error: primary buffer Play failed.";
break;
case DSErr_PlaySecondary:
ErrorString = "DirectSound error: secondary buffer Play failed.";
break;
case DSErr_CreateThread:
ErrorString = "DirectSound error: failed creating mix thread.";
break;
case DSErr_CreateMutex:
ErrorString = "DirectSound error: failed creating mix mutex.";
break;
default:
ErrorString = "Unknown DirectSound error code.";
break;
}
return ErrorString;
}
static void TeardownDSound(HRESULT err)
{
if (FAILED(err)) {
fprintf(stderr, "Dying error: %x\n", (uint32_t) err);
}
if (lpdsnotify) IDirectSoundNotify_Release(lpdsnotify);
if (notifyPositions[0].hEventNotify) CloseHandle(notifyPositions[0].hEventNotify);
if (notifyPositions[1].hEventNotify) CloseHandle(notifyPositions[1].hEventNotify);
if (notifyPositions[2].hEventNotify) CloseHandle(notifyPositions[2].hEventNotify);
if (mutex) CloseHandle(mutex);
if (lpdsbsec) IDirectSoundBuffer_Release(lpdsbsec);
if (lpdsbprimary) IDirectSoundBuffer_Release(lpdsbprimary);
if (lpds) IDirectSound_Release(lpds);
notifyPositions[0].hEventNotify =
notifyPositions[1].hEventNotify =
notifyPositions[2].hEventNotify = 0;
mutex = 0;
lpdsnotify = 0;
lpdsbsec = 0;
lpdsbprimary = 0;
lpds = 0;
}
int32_t DirectSoundDrv_Init(int32_t mixrate, int32_t numchannels, int32_t samplebits, void * initdata)
{
HRESULT err;
DSBUFFERDESC bufdesc;
WAVEFORMATEX wfex;
if (Initialised) {
DirectSoundDrv_Shutdown();
}
err = DirectSoundCreate(0, &lpds, 0);
if (FAILED( err )) {
ErrorCode = DSErr_DirectSoundCreate;
return DSErr_Error;
}
err = IDirectSound_SetCooperativeLevel(lpds, (HWND) initdata, DSSCL_PRIORITY);
if (FAILED( err )) {
TeardownDSound(err);
ErrorCode = DSErr_SetCooperativeLevel;
return DSErr_Error;
}
memset(&bufdesc, 0, sizeof(DSBUFFERDESC));
bufdesc.dwSize = sizeof(DSBUFFERDESC);
bufdesc.dwFlags = DSBCAPS_PRIMARYBUFFER;
err = IDirectSound_CreateSoundBuffer(lpds, &bufdesc, &lpdsbprimary, 0);
if (FAILED( err )) {
TeardownDSound(err);
ErrorCode = DSErr_CreateSoundBuffer;
return DSErr_Error;
}
memset(&wfex, 0, sizeof(WAVEFORMATEX));
wfex.wFormatTag = WAVE_FORMAT_PCM;
wfex.nChannels = numchannels;
wfex.nSamplesPerSec = mixrate;
wfex.wBitsPerSample = samplebits;
wfex.nBlockAlign = wfex.nChannels * wfex.wBitsPerSample / 8;
wfex.nAvgBytesPerSec = wfex.nSamplesPerSec * wfex.nBlockAlign;
err = IDirectSoundBuffer_SetFormat(lpdsbprimary, &wfex);
if (FAILED( err )) {
TeardownDSound(err);
ErrorCode = DSErr_SetFormat;
return DSErr_Error;
}
bufdesc.dwFlags = DSBCAPS_LOCSOFTWARE |
DSBCAPS_CTRLPOSITIONNOTIFY |
DSBCAPS_GETCURRENTPOSITION2;
bufdesc.dwBufferBytes = wfex.nBlockAlign * 2048 * 2;
bufdesc.lpwfxFormat = &wfex;
err = IDirectSound_CreateSoundBuffer(lpds, &bufdesc, &lpdsbsec, 0);
if (FAILED( err )) {
TeardownDSound(err);
ErrorCode = DSErr_SetFormatSecondary;
return DSErr_Error;
}
err = IDirectSoundBuffer_QueryInterface(lpdsbsec, &IID_IDirectSoundNotify,
(LPVOID *) &lpdsnotify);
if (FAILED( err )) {
TeardownDSound(err);
ErrorCode = DSErr_Notify;
return DSErr_Error;
}
notifyPositions[0].dwOffset = 0;
notifyPositions[0].hEventNotify = CreateEvent(NULL, FALSE, FALSE, NULL);
notifyPositions[1].dwOffset = bufdesc.dwBufferBytes / 2;
notifyPositions[1].hEventNotify = CreateEvent(NULL, FALSE, FALSE, NULL);
notifyPositions[2].dwOffset = DSBPN_OFFSETSTOP;
notifyPositions[2].hEventNotify = CreateEvent(NULL, FALSE, FALSE, NULL);
if (!notifyPositions[0].hEventNotify ||
!notifyPositions[1].hEventNotify ||
!notifyPositions[2].hEventNotify) {
TeardownDSound(DS_OK);
ErrorCode = DSErr_NotifyEvents;
return DSErr_Error;
}
err = IDirectSoundNotify_SetNotificationPositions(lpdsnotify, 3, notifyPositions);
if (FAILED( err )) {
TeardownDSound(err);
ErrorCode = DSErr_SetNotificationPositions;
return DSErr_Error;
}
err = IDirectSoundBuffer_Play(lpdsbprimary, 0, 0, DSBPLAY_LOOPING);
if (FAILED( err )) {
TeardownDSound(err);
ErrorCode = DSErr_Play;
return DSErr_Error;
}
mutex = CreateMutex(0, FALSE, 0);
if (!mutex) {
TeardownDSound(DS_OK);
ErrorCode = DSErr_CreateMutex;
return DSErr_Error;
}
Initialised = 1;
fprintf(stderr, "DirectSound Init: yay\n");
return DSErr_Ok;
}
void DirectSoundDrv_Shutdown(void)
{
if (!Initialised) {
return;
}
DirectSoundDrv_StopPlayback();
TeardownDSound(DS_OK);
Initialised = 0;
}
int32_t DirectSoundDrv_BeginPlayback(char *BufferStart, int32_t BufferSize,
int32_t NumDivisions, void ( *CallBackFunc )( void ) )
{
HRESULT err;
if (!Initialised) {
ErrorCode = DSErr_Uninitialised;
return DSErr_Error;
}
DirectSoundDrv_StopPlayback();
MixBuffer = BufferStart;
MixBufferSize = BufferSize;
MixBufferCount = NumDivisions;
MixBufferCurrent = 0;
MixBufferUsed = 0;
MixCallBack = CallBackFunc;
// prime the buffer
FillBuffer(0);
mixThread = CreateThread(NULL, 0, fillDataThread, 0, 0, 0);
if (!mixThread) {
ErrorCode = DSErr_CreateThread;
return DSErr_Error;
}
SetThreadPriority(mixThread, THREAD_PRIORITY_HIGHEST);
err = IDirectSoundBuffer_Play(lpdsbsec, 0, 0, DSBPLAY_LOOPING);
if (FAILED( err )) {
ErrorCode = DSErr_PlaySecondary;
return DSErr_Error;
}
Playing = 1;
return DSErr_Ok;
}
void DirectSoundDrv_StopPlayback(void)
{
if (!Playing) {
return;
}
IDirectSoundBuffer_Stop(lpdsbsec);
IDirectSoundBuffer_SetCurrentPosition(lpdsbsec, 0);
Playing = 0;
}
void DirectSoundDrv_Lock(void)
{
DWORD err;
err = WaitForSingleObject(mutex, INFINITE);
if (err != WAIT_OBJECT_0) {
fprintf(stderr, "DirectSound lock: wfso %d\n", (int32_t) err);
}
}
void DirectSoundDrv_Unlock(void)
{
ReleaseMutex(mutex);
}

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/*
Copyright (C) 2009 Jonathon Fowler <jf@jonof.id.au>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "inttypes.h"
int32_t DirectSoundDrv_GetError(void);
const char *DirectSoundDrv_ErrorString( int32_t ErrorNumber );
int32_t DirectSoundDrv_Init(int32_t mixrate, int32_t numchannels, int32_t samplebits, void * initdata);
void DirectSoundDrv_Shutdown(void);
int32_t DirectSoundDrv_BeginPlayback(char *BufferStart, int32_t BufferSize,
int32_t NumDivisions, void ( *CallBackFunc )( void ) );
void DirectSoundDrv_StopPlayback(void);
void DirectSoundDrv_Lock(void);
void DirectSoundDrv_Unlock(void);

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/*
Copyright (C) 2009 Jonathon Fowler <jf@jonof.id.au>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/**
* Stub driver for no output
*/
#include "inttypes.h"
int32_t NoSoundDrv_GetError(void)
{
return 0;
}
const char *NoSoundDrv_ErrorString( int32_t ErrorNumber )
{
return "No sound, Ok.";
}
int32_t NoSoundDrv_Init(int32_t mixrate, int32_t numchannels, int32_t samplebits, void * initdata)
{
return 0;
}
void NoSoundDrv_Shutdown(void)
{
}
int32_t NoSoundDrv_BeginPlayback(char *BufferStart, int32_t BufferSize,
int32_t NumDivisions, void ( *CallBackFunc )( void ) )
{
return 0;
}
void NoSoundDrv_StopPlayback(void)
{
}
void NoSoundDrv_Lock(void)
{
}
void NoSoundDrv_Unlock(void)
{
}

30
polymer/eduke32/source/jaudiolib/src/driver_nosound.h Normal file
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/*
Copyright (C) 2009 Jonathon Fowler <jf@jonof.id.au>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
int NoSoundDrv_GetError(void);
const char *NoSoundDrv_ErrorString( int ErrorNumber );
int NoSoundDrv_Init(int mixrate, int numchannels, int samplebits, void * initdata);
void NoSoundDrv_Shutdown(void);
int NoSoundDrv_BeginPlayback(char *BufferStart, int BufferSize,
int NumDivisions, void ( *CallBackFunc )( void ) );
void NoSoundDrv_StopPlayback(void);
void NoSoundDrv_Lock(void);
void NoSoundDrv_Unlock(void);

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/*
Copyright (C) 2009 Jonathon Fowler <jf@jonof.id.au>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/**
* libSDL output driver for MultiVoc
*/
#include <SDL/SDL.h>
#include "driver_sdl.h"
enum {
SDLErr_Warning = -2,
SDLErr_Error = -1,
SDLErr_Ok = 0,
SDLErr_Uninitialised,
SDLErr_InitSubSystem,
SDLErr_OpenAudio
};
static int32_t ErrorCode = SDLErr_Ok;
static int32_t Initialised = 0;
static int32_t Playing = 0;
static int32_t StartedSDL = -1;
static char *MixBuffer = 0;
static int32_t MixBufferSize = 0;
static int32_t MixBufferCount = 0;
static int32_t MixBufferCurrent = 0;
static int32_t MixBufferUsed = 0;
static void ( *MixCallBack )( void ) = 0;
static void fillData(void * userdata, Uint8 * ptr, int32_t remaining)
{
int32_t len;
char *sptr;
while (remaining > 0) {
if (MixBufferUsed == MixBufferSize) {
MixCallBack();
MixBufferUsed = 0;
MixBufferCurrent++;
if (MixBufferCurrent >= MixBufferCount) {
MixBufferCurrent -= MixBufferCount;
}
}
while (remaining > 0 && MixBufferUsed < MixBufferSize) {
sptr = MixBuffer + (MixBufferCurrent * MixBufferSize) + MixBufferUsed;
len = MixBufferSize - MixBufferUsed;
if (remaining < len) {
len = remaining;
}
memcpy(ptr, sptr, len);
ptr += len;
MixBufferUsed += len;
remaining -= len;
}
}
}
int32_t SDLDrv_GetError(void)
{
return ErrorCode;
}
const char *SDLDrv_ErrorString( int32_t ErrorNumber )
{
const char *ErrorString;
switch( ErrorNumber ) {
case SDLErr_Warning :
case SDLErr_Error :
ErrorString = SDLDrv_ErrorString( ErrorCode );
break;
case SDLErr_Ok :
ErrorString = "SDL Audio ok.";
break;
case SDLErr_Uninitialised:
ErrorString = "SDL Audio uninitialised.";
break;
case SDLErr_InitSubSystem:
ErrorString = "SDL Audio: error in Init or InitSubSystem.";
break;
case SDLErr_OpenAudio:
ErrorString = "SDL Audio: error in OpenAudio.";
break;
default:
ErrorString = "Unknown SDL Audio error code.";
break;
}
return ErrorString;
}
int32_t SDLDrv_Init(int32_t mixrate, int32_t numchannels, int32_t samplebits, void * initdata)
{
Uint32 inited;
Uint32 err = 0;
SDL_AudioSpec spec;
if (Initialised) {
SDLDrv_Shutdown();
}
inited = SDL_WasInit(SDL_INIT_EVERYTHING);
if (inited == 0) {
// nothing was initialised
err = SDL_Init(SDL_INIT_AUDIO);
StartedSDL = 0;
} else if (inited & SDL_INIT_AUDIO) {
err = SDL_InitSubSystem(SDL_INIT_AUDIO);
StartedSDL = 1;
}
if (err < 0) {
ErrorCode = SDLErr_InitSubSystem;
return SDLErr_Error;
}
spec.freq = mixrate;
spec.format = (samplebits == 8) ? AUDIO_U8 : AUDIO_S16SYS;
spec.channels = numchannels;
spec.samples = 256;
spec.callback = fillData;
spec.userdata = 0;
err = SDL_OpenAudio(&spec, NULL);
if (err < 0) {
ErrorCode = SDLErr_OpenAudio;
return SDLErr_Error;
}
Initialised = 1;
return SDLErr_Ok;
}
void SDLDrv_Shutdown(void)
{
if (!Initialised) {
return;
}
if (StartedSDL > 0) {
SDL_QuitSubSystem(SDL_INIT_AUDIO);
} else if (StartedSDL == 0) {
SDL_Quit();
}
StartedSDL = -1;
}
int32_t SDLDrv_BeginPlayback(char *BufferStart, int32_t BufferSize,
int32_t NumDivisions, void ( *CallBackFunc )( void ) )
{
if (!Initialised) {
ErrorCode = SDLErr_Uninitialised;
return SDLErr_Error;
}
if (Playing) {
SDLDrv_StopPlayback();
}
MixBuffer = BufferStart;
MixBufferSize = BufferSize;
MixBufferCount = NumDivisions;
MixBufferCurrent = 0;
MixBufferUsed = 0;
MixCallBack = CallBackFunc;
// prime the buffer
MixCallBack();
SDL_PauseAudio(0);
Playing = 1;
return SDLErr_Ok;
}
void SDLDrv_StopPlayback(void)
{
if (!Initialised || !Playing) {
return;
}
SDL_PauseAudio(1);
Playing = 0;
}
void SDLDrv_Lock(void)
{
SDL_LockAudio();
}
void SDLDrv_Unlock(void)
{
SDL_UnlockAudio();
}

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/*
Copyright (C) 2009 Jonathon Fowler <jf@jonof.id.au>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
int32_t SDLDrv_GetError(void);
const char *SDLDrv_ErrorString( int32_t ErrorNumber );
int32_t SDLDrv_Init(int32_t mixrate, int32_t numchannels, int32_t samplebits, void * initdata);
void SDLDrv_Shutdown(void);
int32_t SDLDrv_BeginPlayback(char *BufferStart, int32_t BufferSize,
int32_t NumDivisions, void ( *CallBackFunc )( void ) );
void SDLDrv_StopPlayback(void);
void SDLDrv_Lock(void);
void SDLDrv_Unlock(void);

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/*
Copyright (C) 2009 Jonathon Fowler <jf@jonof.id.au>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/**
* Abstraction layer for hiding the various supported sound devices
* behind a common and opaque interface called on by MultiVoc.
*/
#include "drivers.h"
#include "driver_nosound.h"
#ifdef HAVE_SDL
# include "driver_sdl.h"
#endif
#ifdef __APPLE__
# include "driver_coreaudio.h"
#endif
#ifdef WIN32
# include "driver_directsound.h"
#endif
int32_t ASS_SoundDriver = -1;
#define UNSUPPORTED { 0,0,0,0,0,0,0,0, },
static struct {
int32_t (* GetError)(void);
const char * (* ErrorString)(int32_t);
int32_t (* Init)(int32_t, int32_t, int32_t, void *);
void (* Shutdown)(void);
int32_t (* BeginPlayback)(char *, int32_t, int32_t, void ( * )(void) );
void (* StopPlayback)(void);
void (* Lock)(void);
void (* Unlock)(void);
} SoundDrivers[ASS_NumSoundCards] = {
// Everyone gets the "no sound" driver
{
NoSoundDrv_GetError,
NoSoundDrv_ErrorString,
NoSoundDrv_Init,
NoSoundDrv_Shutdown,
NoSoundDrv_BeginPlayback,
NoSoundDrv_StopPlayback,
NoSoundDrv_Lock,
NoSoundDrv_Unlock,
},
// Simple DirectMedia Layer
#ifdef HAVE_SDL
{
SDLDrv_GetError,
SDLDrv_ErrorString,
SDLDrv_Init,
SDLDrv_Shutdown,
SDLDrv_BeginPlayback,
SDLDrv_StopPlayback,
SDLDrv_Lock,
SDLDrv_Unlock,
},
#else
UNSUPPORTED
#endif
// OS X CoreAudio
#ifdef __APPLE__
{
CoreAudioDrv_GetError,
CoreAudioDrv_ErrorString,
CoreAudioDrv_Init,
CoreAudioDrv_Shutdown,
CoreAudioDrv_BeginPlayback,
CoreAudioDrv_StopPlayback,
CoreAudioDrv_Lock,
CoreAudioDrv_Unlock,
},
#else
UNSUPPORTED
#endif
// Windows DirectSound
#ifdef WIN32
{
DirectSoundDrv_GetError,
DirectSoundDrv_ErrorString,
DirectSoundDrv_Init,
DirectSoundDrv_Shutdown,
DirectSoundDrv_BeginPlayback,
DirectSoundDrv_StopPlayback,
DirectSoundDrv_Lock,
DirectSoundDrv_Unlock,
},
#else
UNSUPPORTED
#endif
};
int32_t SoundDriver_IsSupported(int32_t driver)
{
return (SoundDrivers[driver].GetError != 0);
}
int32_t SoundDriver_GetError(void)
{
if (!SoundDriver_IsSupported(ASS_SoundDriver)) {
return -1;
}
return SoundDrivers[ASS_SoundDriver].GetError();
}
const char * SoundDriver_ErrorString( int32_t ErrorNumber )
{
if (ASS_SoundDriver < 0 || ASS_SoundDriver >= ASS_NumSoundCards) {
return "No sound driver selected.";
}
if (!SoundDriver_IsSupported(ASS_SoundDriver)) {
return "Unsupported sound driver selected.";
}
return SoundDrivers[ASS_SoundDriver].ErrorString(ErrorNumber);
}
int32_t SoundDriver_Init(int32_t mixrate, int32_t numchannels, int32_t samplebits, void * initdata)
{
return SoundDrivers[ASS_SoundDriver].Init(mixrate, numchannels, samplebits, initdata);
}
void SoundDriver_Shutdown(void)
{
SoundDrivers[ASS_SoundDriver].Shutdown();
}
int32_t SoundDriver_BeginPlayback(char *BufferStart, int32_t BufferSize,
int32_t NumDivisions, void ( *CallBackFunc )( void ) )
{
return SoundDrivers[ASS_SoundDriver].BeginPlayback(BufferStart,
BufferSize, NumDivisions, CallBackFunc);
}
void SoundDriver_StopPlayback(void)
{
SoundDrivers[ASS_SoundDriver].StopPlayback();
}
void SoundDriver_Lock(void)
{
SoundDrivers[ASS_SoundDriver].Lock();
}
void SoundDriver_Unlock(void)
{
SoundDrivers[ASS_SoundDriver].Unlock();
}

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/*
Copyright (C) 2009 Jonathon Fowler <jf@jonof.id.au>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef DRIVERS_H
#define DRIVERS_H
#include "inttypes.h"
#include "sndcards.h"
extern int32_t ASS_SoundDriver;
int32_t SoundDriver_IsSupported(int32_t driver);
int32_t SoundDriver_GetError(void);
const char * SoundDriver_ErrorString( int32_t ErrorNumber );
int32_t SoundDriver_Init(int32_t mixrate, int32_t numchannels, int32_t samplebits, void * initdata);
void SoundDriver_Shutdown(void);
int32_t SoundDriver_BeginPlayback( char *BufferStart,
int32_t BufferSize, int32_t NumDivisions,
void ( *CallBackFunc )( void ) );
void SoundDriver_StopPlayback(void);
void SoundDriver_Lock(void);
void SoundDriver_Unlock(void);
#endif

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/*
Copyright (C) 1994-1995 Apogee Software, Ltd.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __linklist_h
#define __linklist_h
#ifdef __cplusplus
extern "C" {
#endif
#define NewNode(type) ((type*)SafeMalloc(sizeof(type)))
#define LL_CreateNewLinkedList(rootnode,type,next,prev) \
{ \
(rootnode) = NewNode(type); \
(rootnode)->prev = (rootnode); \
(rootnode)->next = (rootnode); \
}
#define LL_AddNode(rootnode, newnode, next, prev) \
{ \
(newnode)->next = (rootnode); \
(newnode)->prev = (rootnode)->prev; \
(rootnode)->prev->next = (newnode); \
(rootnode)->prev = (newnode); \
}
#define LL_TransferList(oldroot,newroot,next,prev) \
{ \
if ((oldroot)->prev != (oldroot)) \
{ \
(oldroot)->prev->next = (newroot); \
(oldroot)->next->prev = (newroot)->prev; \
(newroot)->prev->next = (oldroot)->next; \
(newroot)->prev = (oldroot)->prev; \
(oldroot)->next = (oldroot); \
(oldroot)->prev = (oldroot); \
} \
}
#define LL_ReverseList(root,type,next,prev) \
{ \
type *newend,*trav,*tprev; \
\
newend = (root)->next; \
for(trav = (root)->prev; trav != newend; trav = tprev) \
{ \
tprev = trav->prev; \
LL_MoveNode(trav,newend,next,prev); \
} \
}
#define LL_RemoveNode(node,next,prev) \
{ \
(node)->prev->next = (node)->next; \
(node)->next->prev = (node)->prev; \
(node)->next = (node); \
(node)->prev = (node); \
}
#define LL_SortedInsertion(rootnode,insertnode,next,prev,type,sortparm) \
{ \
type *hoya; \
\
hoya = (rootnode)->next; \
while((hoya != (rootnode)) && ((insertnode)->sortparm > hoya->sortparm)) \
{ \
hoya = hoya->next; \
} \
LL_AddNode(hoya,(insertnode),next,prev); \
}
#define LL_MoveNode(node,newroot,next,prev) \
{ \
LL_RemoveNode((node),next,prev); \
LL_AddNode((newroot),(node),next,prev); \
}
#define LL_ListEmpty(list,next,prev) \
( \
((list)->next == (list)) && \
((list)->prev == (list)) \
)
#define LL_Free(list) SafeFree(list)
#define LL_Reset(list,next,prev) (list)->next = (list)->prev = (list)
#define LL_New LL_CreateNewLinkedList
#define LL_Remove LL_RemoveNode
#define LL_Add LL_AddNode
#define LL_Empty LL_ListEmpty
#define LL_Move LL_MoveNode
#ifdef __cplusplus
};
#endif
#endif

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/*
Copyright (C) 1994-1995 Apogee Software, Ltd.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/**********************************************************************
module: LL_MAN.H
author: James R. Dose
date: February 4, 1994
Public header for LL_MAN.C. Linked list management routines.
(c) Copyright 1994 James R. Dose. All Rights Reserved.
**********************************************************************/
#ifndef __LL_MAN_H
#define __LL_MAN_H
enum LL_Errors
{
LL_Warning = -2,
LL_Error = -1,
LL_Ok = 0
};
typedef struct list
{
void *start;
void *end;
} list;
void LL_AddNode( char *node, char **head, char **tail, int32_t next, int32_t prev );
void LL_RemoveNode( char *node, char **head, char **tail, int32_t next, int32_t prev );
void LL_UnlockMemory( void );
int32_t LL_LockMemory( void );
#define LL_AddToHead( type, listhead, node ) \
LL_AddNode( ( char * )( node ), \
( char ** )&( ( listhead )->start ), \
( char ** )&( ( listhead )->end ), \
( int32_t )&( ( type * ) 0 )->next, \
( int32_t )&( ( type * ) 0 )->prev )
#define LL_AddToTail( type, listhead, node ) \
LL_AddNode( ( char * )( node ), \
( char ** )&( ( listhead )->end ), \
( char ** )&( ( listhead )->start ), \
( int32_t )&( ( type * ) 0 )->prev, \
( int32_t )&( ( type * ) 0 )->next )
#define LL_Remove( type, listhead, node ) \
LL_RemoveNode( ( char * )( node ), \
( char ** )&( ( listhead )->start ), \
( char ** )&( ( listhead )->end ), \
( int32_t )&( ( type * ) 0 )->next, \
( int32_t )&( ( type * ) 0 )->prev )
#define LL_NextNode( node ) ( ( node )->next )
#define LL_PreviousNode( node ) ( ( node )->prev )
#endif

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/*
Copyright (C) 2009 Jonathon Fowler <jf@jonof.id.au>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "_multivc.h"
extern char *MV_HarshClipTable;
extern char *MV_MixDestination; // pointer to the next output sample
extern uint32_t MV_MixPosition; // return value of where the source pointer got to
extern int16_t *MV_LeftVolume;
extern int16_t *MV_RightVolume;
extern int32_t MV_SampleSize;
extern int32_t MV_RightChannelOffset;
#ifdef __POWERPC__
# define BIGENDIAN
#endif
void ClearBuffer_DW( void *ptr, unsigned data, int32_t length )
{
unsigned *ptrdw = ptr;
while (length--) {
*(ptrdw++) = data;
}
}
/*
JBF:
position = offset of starting sample in start
rate = resampling increment
start = sound data
length = count of samples to mix
*/
// 8-bit mono source, 8-bit mono output
void MV_Mix8BitMono( uint32_t position, uint32_t rate,
char *start, uint32_t length )
{
uint8_t *source = (uint8_t *) start;
uint8_t *dest = (uint8_t *) MV_MixDestination;
int32_t sample0;
while (length--) {
sample0 = source[position >> 16];
position += rate;
sample0 = MV_LeftVolume[sample0] + *dest;
sample0 = MV_HarshClipTable[sample0 + 128];
*dest = sample0 & 255;
dest += MV_SampleSize;
}
MV_MixPosition = position;
MV_MixDestination = (char *) dest;
}
// 8-bit mono source, 8-bit stereo output
void MV_Mix8BitStereo( uint32_t position, uint32_t rate,
char *start, uint32_t length )
{
uint8_t *source = (uint8_t *) start;
uint8_t *dest = (uint8_t *) MV_MixDestination;
int32_t sample0, sample1;
while (length--) {
sample0 = source[position >> 16];
sample1 = sample0;
position += rate;
sample0 = MV_LeftVolume[sample0] + *dest;
sample1 = MV_RightVolume[sample1] + *(dest + MV_RightChannelOffset);
sample0 = MV_HarshClipTable[sample0 + 128];
sample1 = MV_HarshClipTable[sample1 + 128];
*dest = sample0 & 255;
*(dest + MV_RightChannelOffset) = sample1 & 255;
dest += MV_SampleSize;
}
MV_MixPosition = position;
MV_MixDestination = (char *) dest;
}
// 8-bit mono source, 16-bit mono output
void MV_Mix16BitMono( uint32_t position, uint32_t rate,
char *start, uint32_t length )
{
uint8_t *source = (uint8_t *) start;
int16_t *dest = (int16_t *) MV_MixDestination;
int32_t sample0;
while (length--) {
sample0 = source[position >> 16];
position += rate;
sample0 = MV_LeftVolume[sample0] + *dest;
if (sample0 < -32768) sample0 = -32768;
else if (sample0 > 32767) sample0 = 32767;
*dest = (int16_t) sample0;
dest += MV_SampleSize / 2;
}
MV_MixPosition = position;
MV_MixDestination = (char *) dest;
}
// 8-bit mono source, 16-bit stereo output
void MV_Mix16BitStereo( uint32_t position, uint32_t rate,
char *start, uint32_t length )
{
uint8_t *source = (uint8_t *) start;
int16_t *dest = (int16_t *) MV_MixDestination;
int32_t sample0, sample1;
while (length--) {
sample0 = source[position >> 16];
sample1 = sample0;
position += rate;
sample0 = MV_LeftVolume[sample0] + *dest;
sample1 = MV_RightVolume[sample1] + *(dest + MV_RightChannelOffset / 2);
if (sample0 < -32768) sample0 = -32768;
else if (sample0 > 32767) sample0 = 32767;
if (sample1 < -32768) sample1 = -32768;
else if (sample1 > 32767) sample1 = 32767;
*dest = (int16_t) sample0;
*(dest + MV_RightChannelOffset/2) = (int16_t) sample1;
dest += MV_SampleSize / 2;
}
MV_MixPosition = position;
MV_MixDestination = (char *) dest;
}
// 16-bit mono source, 16-bit mono output
void MV_Mix16BitMono16( uint32_t position, uint32_t rate,
char *start, uint32_t length )
{
uint16_t *source = (uint16_t *) start;
int16_t *dest = (int16_t *) MV_MixDestination;
int32_t sample0l, sample0h, sample0;
while (length--) {
sample0 = source[position >> 16];
#ifdef BIGENDIAN
sample0l = sample0 >> 8;
sample0h = (sample0 & 255) ^ 128;
#else
sample0l = sample0 & 255;
sample0h = (sample0 >> 8) ^ 128;
#endif
position += rate;
sample0l = MV_LeftVolume[sample0l] >> 8;
sample0h = MV_LeftVolume[sample0h];
sample0 = sample0l + sample0h + 128 + *dest;
if (sample0 < -32768) sample0 = -32768;
else if (sample0 > 32767) sample0 = 32767;
*dest = (int16_t) sample0;
dest += MV_SampleSize / 2;
}
MV_MixPosition = position;
MV_MixDestination = (char *) dest;
}
// 16-bit mono source, 8-bit mono output
void MV_Mix8BitMono16( uint32_t position, uint32_t rate,
char *start, uint32_t length )
{
int8_t *source = (int8_t *) start + 1;
uint8_t *dest = (uint8_t *) MV_MixDestination;
int32_t sample0;
while (length--) {
sample0 = source[(position >> 16) << 1];
position += rate;
sample0 = MV_LeftVolume[sample0 + 128] + *dest;
sample0 = MV_HarshClipTable[sample0 + 128];
*dest = sample0 & 255;
dest += MV_SampleSize;
}
MV_MixPosition = position;
MV_MixDestination = (char *) dest;
}
// 16-bit mono source, 8-bit stereo output
void MV_Mix8BitStereo16( uint32_t position, uint32_t rate,
char *start, uint32_t length )
{
int8_t *source = (int8_t *) start + 1;
uint8_t *dest = (uint8_t *) MV_MixDestination;
int32_t sample0, sample1;
while (length--) {
sample0 = source[(position >> 16) << 1];
sample1 = sample0;
position += rate;
sample0 = MV_LeftVolume[sample0 + 128] + *dest;
sample1 = MV_RightVolume[sample1 + 128] + *(dest + MV_RightChannelOffset);
sample0 = MV_HarshClipTable[sample0 + 128];
sample1 = MV_HarshClipTable[sample1 + 128];
*dest = sample0 & 255;
*(dest + MV_RightChannelOffset) = sample1 & 255;
dest += MV_SampleSize;
}
MV_MixPosition = position;
MV_MixDestination = (char *) dest;
}
// 16-bit mono source, 16-bit stereo output
void MV_Mix16BitStereo16( uint32_t position, uint32_t rate,
char *start, uint32_t length )
{
uint16_t *source = (uint16_t *) start;
int16_t *dest = (int16_t *) MV_MixDestination;
int32_t sample0l, sample0h, sample0;
int32_t sample1l, sample1h, sample1;
while (length--) {
sample0 = source[position >> 16];
#ifdef BIGENDIAN
sample0l = sample0 >> 8;
sample0h = (sample0 & 255) ^ 128;
#else
sample0l = sample0 & 255;
sample0h = (sample0 >> 8) ^ 128;
#endif
sample1l = sample0l;
sample1h = sample0h;
position += rate;
sample0l = MV_LeftVolume[sample0l] >> 8;
sample0h = MV_LeftVolume[sample0h];
sample1l = MV_RightVolume[sample1l] >> 8;
sample1h = MV_RightVolume[sample1h];
sample0 = sample0l + sample0h + 128 + *dest;
sample1 = sample1l + sample1h + 128 + *(dest + MV_RightChannelOffset/2);
if (sample0 < -32768) sample0 = -32768;
else if (sample0 > 32767) sample0 = 32767;
if (sample1 < -32768) sample1 = -32768;
else if (sample1 > 32767) sample1 = 32767;
*dest = (int16_t) sample0;
*(dest + MV_RightChannelOffset/2) = (int16_t) sample1;
dest += MV_SampleSize / 2;
}
MV_MixPosition = position;
MV_MixDestination = (char *) dest;
}
void MV_16BitReverb( char *src, char *dest, VOLUME16 *volume, int32_t count )
{
uint16_t * input = (uint16_t *) src;
int16_t * output = (int16_t *) dest;
int16_t sample0l, sample0h, sample0;
do {
sample0 = *input;
#ifdef BIGENDIAN
sample0l = sample0 >> 8;
sample0h = (sample0 & 255) ^ 128;
#else
sample0l = sample0 & 255;
sample0h = (sample0 >> 8) ^ 128;
#endif
sample0l = ((int16_t *) volume)[sample0l] >> 8;
sample0h = ((int16_t *) volume)[sample0h];
*output = (int16_t) (sample0l + sample0h + 128);
input++;
output++;
} while (count-- > 0);
}
void MV_8BitReverb( int8_t *src, int8_t *dest, VOLUME16 *volume, int32_t count )
{
uint8_t * input = (uint8_t *) src;
uint8_t * output = (uint8_t *) dest;
do {
*output = ((int16_t *) volume)[*input] + 128;
input++;
output++;
} while (count-- > 0);
}
void MV_16BitReverbFast( char *src, char *dest, int32_t count, int32_t shift )
{
int16_t * input = (int16_t *) src;
int16_t * output = (int16_t *) dest;
do {
*output = *input >> shift;
input++;
output++;
} while (count-- > 0);
}
void MV_8BitReverbFast( int8_t *src, int8_t *dest, int32_t count, int32_t shift )
{
uint8_t sample0, c;
c = 128 - (128 >> shift);
do {
sample0 = *((uint8_t *) src) >> shift;
*dest = sample0 + c + ((sample0 ^ 128) >> 7);
src++;
dest++;
} while (count-- > 0);
}

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/*
Copyright (C) 2009 Jonathon Fowler <jf@jonof.id.au>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "_multivc.h"
extern char *MV_HarshClipTable;
extern char *MV_MixDestination; // pointer to the next output sample
extern uint32_t MV_MixPosition; // return value of where the source pointer got to
extern int16_t *MV_LeftVolume;
extern int16_t *MV_RightVolume;
extern int32_t MV_SampleSize;
extern int32_t MV_RightChannelOffset;
#ifdef __POWERPC__
# define BIGENDIAN
#endif
/*
JBF:
position = offset of starting sample in start
rate = resampling increment
start = sound data
length = count of samples to mix
*/
// 8-bit stereo source, 8-bit mono output
void MV_Mix8BitMono8Stereo( uint32_t position, uint32_t rate,
char *start, uint32_t length )
{
uint8_t *source = (uint8_t *) start;
uint8_t *dest = (uint8_t *) MV_MixDestination;
int32_t sample0, sample1;
while (length--) {
sample0 = source[(position >> 16) << 1];
sample1 = source[((position >> 16) << 1) + 1];
position += rate;
sample0 = (MV_LeftVolume[sample0] + MV_LeftVolume[sample1]) / 2 + *dest;
sample0 = MV_HarshClipTable[sample0 + 128];
*dest = sample0 & 255;
dest += MV_SampleSize;
}
MV_MixPosition = position;
MV_MixDestination = (char *) dest;
}
// 8-bit stereo source, 8-bit stereo output
void MV_Mix8BitStereo8Stereo( uint32_t position, uint32_t rate,
char *start, uint32_t length )
{
uint8_t *source = (uint8_t *) start;
uint8_t *dest = (uint8_t *) MV_MixDestination;
int32_t sample0, sample1;
while (length--) {
sample0 = source[(position >> 16) << 1];
sample1 = source[((position >> 16) << 1) + 1];
position += rate;
sample0 = MV_LeftVolume[sample0] + *dest;
sample1 = MV_RightVolume[sample1] + *(dest + MV_RightChannelOffset);
sample0 = MV_HarshClipTable[sample0 + 128];
sample1 = MV_HarshClipTable[sample1 + 128];
*dest = sample0 & 255;
*(dest + MV_RightChannelOffset) = sample1 & 255;
dest += MV_SampleSize;
}
MV_MixPosition = position;
MV_MixDestination = (char *) dest;
}
// 8-bit stereo source, 16-bit mono output
void MV_Mix16BitMono8Stereo( uint32_t position, uint32_t rate,
char *start, uint32_t length )
{
uint8_t *source = (uint8_t *) start;
int16_t *dest = (int16_t *) MV_MixDestination;
int32_t sample0, sample1;
while (length--) {
sample0 = source[(position >> 16) << 1];
sample1 = source[((position >> 16) << 1) + 1];
position += rate;
sample0 = (MV_LeftVolume[sample0] + MV_LeftVolume[sample1]) / 2 + *dest;
if (sample0 < -32768) sample0 = -32768;
else if (sample0 > 32767) sample0 = 32767;
*dest = (int16_t) sample0;
dest += MV_SampleSize / 2;
}
MV_MixPosition = position;
MV_MixDestination = (char *) dest;
}
// 8-bit stereo source, 16-bit stereo output
void MV_Mix16BitStereo8Stereo( uint32_t position, uint32_t rate,
char *start, uint32_t length )
{
uint8_t *source = (uint8_t *) start;
int16_t *dest = (int16_t *) MV_MixDestination;
int32_t sample0, sample1;
while (length--) {
sample0 = source[(position >> 16) << 1];
sample1 = source[((position >> 16) << 1) + 1];
position += rate;
sample0 = MV_LeftVolume[sample0] + *dest;
sample1 = MV_RightVolume[sample1] + *(dest + MV_RightChannelOffset / 2);
if (sample0 < -32768) sample0 = -32768;
else if (sample0 > 32767) sample0 = 32767;
if (sample1 < -32768) sample1 = -32768;
else if (sample1 > 32767) sample1 = 32767;
*dest = (int16_t) sample0;
*(dest + MV_RightChannelOffset/2) = (int16_t) sample1;
dest += MV_SampleSize / 2;
}
MV_MixPosition = position;
MV_MixDestination = (char *) dest;
}
// 16-bit stereo source, 16-bit mono output
void MV_Mix16BitMono16Stereo( uint32_t position, uint32_t rate,
char *start, uint32_t length )
{
uint16_t *source = (uint16_t *) start;
int16_t *dest = (int16_t *) MV_MixDestination;
int32_t sample0l, sample0h, sample0;
int32_t sample1l, sample1h, sample1;
while (length--) {
sample0 = source[(position >> 16) << 1];
sample1 = source[((position >> 16) << 1) + 1];
#ifdef BIGENDIAN
sample0l = sample0 >> 8;
sample0h = (sample0 & 255) ^ 128;
sample1l = sample1 >> 8;
sample1h = (sample1 & 255) ^ 128;
#else
sample0l = sample0 & 255;
sample0h = (sample0 >> 8) ^ 128;
sample1l = sample1 & 255;
sample1h = (sample1 >> 8) ^ 128;
#endif
position += rate;
sample0l = MV_LeftVolume[sample0l] >> 8;
sample0h = MV_LeftVolume[sample0h];
sample0 = sample0l + sample0h + 128;
sample1l = MV_LeftVolume[sample1l] >> 8;
sample1h = MV_LeftVolume[sample1h];
sample1 = sample1l + sample1h + 128;
sample0 = (sample0 + sample1) / 2 + *dest;
if (sample0 < -32768) sample0 = -32768;
else if (sample0 > 32767) sample0 = 32767;
*dest = (int16_t) sample0;
dest += MV_SampleSize / 2;
}
MV_MixPosition = position;
MV_MixDestination = (char *) dest;
}
// 16-bit stereo source, 8-bit mono output
void MV_Mix8BitMono16Stereo( uint32_t position, uint32_t rate,
char *start, uint32_t length )
{
int8_t *source = (int8_t *) start + 1;
uint8_t *dest = (uint8_t *) MV_MixDestination;
int32_t sample0, sample1;
while (length--) {
sample0 = source[(position >> 16) << 2];
sample1 = source[((position >> 16) << 2) + 2];
position += rate;
sample0 = MV_LeftVolume[sample0 + 128];
sample1 = MV_LeftVolume[sample1 + 128];
sample0 = (sample0 + sample1) / 2 + *dest;
sample0 = MV_HarshClipTable[sample0 + 128];
*dest = sample0 & 255;
dest += MV_SampleSize;
}
MV_MixPosition = position;
MV_MixDestination = (char *) dest;
}
// 16-bit stereo source, 8-bit stereo output
void MV_Mix8BitStereo16Stereo( uint32_t position, uint32_t rate,
char *start, uint32_t length )
{
int8_t *source = (int8_t *) start + 1;
uint8_t *dest = (uint8_t *) MV_MixDestination;
int32_t sample0, sample1;
while (length--) {
sample0 = source[(position >> 16) << 2];
sample1 = source[((position >> 16) << 2) + 2];
position += rate;
sample0 = MV_LeftVolume[sample0 + 128] + *dest;
sample1 = MV_RightVolume[sample1 + 128] + *(dest + MV_RightChannelOffset);
sample0 = MV_HarshClipTable[sample0 + 128];
sample1 = MV_HarshClipTable[sample1 + 128];
*dest = sample0 & 255;
*(dest + MV_RightChannelOffset) = sample1 & 255;
dest += MV_SampleSize;
}
MV_MixPosition = position;
MV_MixDestination = (char *) dest;
}
// 16-bit stereo source, 16-bit stereo output
void MV_Mix16BitStereo16Stereo( uint32_t position, uint32_t rate,
char *start, uint32_t length )
{
uint16_t *source = (uint16_t *) start;
int16_t *dest = (int16_t *) MV_MixDestination;
int32_t sample0l, sample0h, sample0;
int32_t sample1l, sample1h, sample1;
while (length--) {
sample0 = source[(position >> 16) << 1];
sample1 = source[((position >> 16) << 1) + 1];
#ifdef BIGENDIAN
sample0l = sample0 >> 8;
sample0h = (sample0 & 255) ^ 128;
sample1l = sample1 >> 8;
sample1h = (sample1 & 255) ^ 128;
#else
sample0l = sample0 & 255;
sample0h = (sample0 >> 8) ^ 128;
sample1l = sample1 & 255;
sample1h = (sample1 >> 8) ^ 128;
#endif
position += rate;
sample0l = MV_LeftVolume[sample0l] >> 8;
sample0h = MV_LeftVolume[sample0h];
sample1l = MV_RightVolume[sample1l] >> 8;
sample1h = MV_RightVolume[sample1h];
sample0 = sample0l + sample0h + 128 + *dest;
sample1 = sample1l + sample1h + 128 + *(dest + MV_RightChannelOffset/2);
if (sample0 < -32768) sample0 = -32768;
else if (sample0 > 32767) sample0 = 32767;
if (sample1 < -32768) sample1 = -32768;
else if (sample1 > 32767) sample1 = 32767;
*dest = (int16_t) sample0;
*(dest + MV_RightChannelOffset/2) = (int16_t) sample1;
dest += MV_SampleSize / 2;
}
MV_MixPosition = position;
MV_MixDestination = (char *) dest;
}

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/*
Copyright (C) 1994-1995 Apogee Software, Ltd.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/**********************************************************************
file: MULTIVOC.H
author: James R. Dose
date: December 20, 1993
Public header for MULTIVOC.C
(c) Copyright 1993 James R. Dose. All Rights Reserved.
**********************************************************************/
#ifndef __MULTIVOC_H
#define __MULTIVOC_H
#define MV_MinVoiceHandle 1
extern int32_t MV_ErrorCode;
enum MV_Errors
{
MV_Warning = -2,
MV_Error = -1,
MV_Ok = 0,
MV_UnsupportedCard,
MV_NotInstalled,
MV_DriverError,
MV_NoVoices,
MV_NoMem,
MV_VoiceNotFound,
MV_InvalidVOCFile,
MV_InvalidWAVFile,
MV_InvalidVorbisFile,
MV_InvalidMixMode,
MV_NullRecordFunction
};
const char *MV_ErrorString( int32_t ErrorNumber );
int32_t MV_VoicePlaying( int32_t handle );
int32_t MV_KillAllVoices( void );
int32_t MV_Kill( int32_t handle );
int32_t MV_VoicesPlaying( void );
int32_t MV_VoiceAvailable( int32_t priority );
int32_t MV_SetPitch( int32_t handle, int32_t pitchoffset );
int32_t MV_SetFrequency( int32_t handle, int32_t frequency );
int32_t MV_PauseVoice( int32_t handle, int32_t pause );
int32_t MV_EndLooping( int32_t handle );
int32_t MV_SetPan( int32_t handle, int32_t vol, int32_t left, int32_t right );
int32_t MV_Pan3D( int32_t handle, int32_t angle, int32_t distance );
void MV_SetReverb( int32_t reverb );
void MV_SetFastReverb( int32_t reverb );
int32_t MV_GetMaxReverbDelay( void );
int32_t MV_GetReverbDelay( void );
void MV_SetReverbDelay( int32_t delay );
int32_t MV_SetMixMode( int32_t numchannels, int32_t samplebits );
int32_t MV_StartPlayback( void );
void MV_StopPlayback( void );
int32_t MV_StartRecording( int32_t MixRate, void ( *function )( char *ptr, int32_t length ) );
void MV_StopRecord( void );
int32_t MV_StartDemandFeedPlayback( void ( *function )( char **ptr, uint32_t *length ),
int32_t rate, int32_t pitchoffset, int32_t vol, int32_t left, int32_t right,
int32_t priority, uint32_t callbackval );
int32_t MV_PlayRaw( char *ptr, uint32_t length,
unsigned rate, int32_t pitchoffset, int32_t vol, int32_t left,
int32_t right, int32_t priority, uint32_t callbackval );
int32_t MV_PlayLoopedRaw( char *ptr, uint32_t length,
char *loopstart, char *loopend, unsigned rate, int32_t pitchoffset,
int32_t vol, int32_t left, int32_t right, int32_t priority,
uint32_t callbackval );
int32_t MV_PlayWAV( char *ptr, uint32_t length, int32_t pitchoffset, int32_t vol, int32_t left,
int32_t right, int32_t priority, uint32_t callbackval );
int32_t MV_PlayWAV3D( char *ptr, uint32_t length, int32_t pitchoffset, int32_t angle, int32_t distance,
int32_t priority, uint32_t callbackval );
int32_t MV_PlayLoopedWAV( char *ptr, uint32_t length, int32_t loopstart, int32_t loopend,
int32_t pitchoffset, int32_t vol, int32_t left, int32_t right, int32_t priority,
uint32_t callbackval );
int32_t MV_PlayVOC3D( char *ptr, uint32_t length, int32_t pitchoffset, int32_t angle, int32_t distance,
int32_t priority, uint32_t callbackval );
int32_t MV_PlayVOC( char *ptr, uint32_t length, int32_t pitchoffset, int32_t vol, int32_t left, int32_t right,
int32_t priority, uint32_t callbackval );
int32_t MV_PlayLoopedVOC( char *ptr, uint32_t length, int32_t loopstart, int32_t loopend,
int32_t pitchoffset, int32_t vol, int32_t left, int32_t right, int32_t priority,
uint32_t callbackval );
int32_t MV_PlayVorbis3D( char *ptr, uint32_t length, int32_t pitchoffset, int32_t angle, int32_t distance,
int32_t priority, uint32_t callbackval );
int32_t MV_PlayVorbis( char *ptr, uint32_t length, int32_t pitchoffset, int32_t vol, int32_t left, int32_t right,
int32_t priority, uint32_t callbackval );
int32_t MV_PlayLoopedVorbis( char *ptr, uint32_t length, int32_t loopstart, int32_t loopend,
int32_t pitchoffset, int32_t vol, int32_t left, int32_t right, int32_t priority,
uint32_t callbackval );
void MV_CreateVolumeTable( int32_t index, int32_t volume, int32_t MaxVolume );
void MV_SetVolume( int32_t volume );
int32_t MV_GetVolume( void );
void MV_SetCallBack( void ( *function )( uint32_t ) );
void MV_SetReverseStereo( int32_t setting );
int32_t MV_GetReverseStereo( void );
int32_t MV_Init( int32_t soundcard, int32_t MixRate, int32_t Voices, int32_t numchannels,
int32_t samplebits, void * initdata );
int32_t MV_Shutdown( void );
#endif

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/*
Copyright (C) 1994-1995 Apogee Software, Ltd.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/**********************************************************************
module: PITCH.C
author: James R. Dose
date: June 14, 1993
Routines for pitch scaling.
(c) Copyright 1993 James R. Dose. All Rights Reserved.
**********************************************************************/
#include <stdlib.h>
//#include <math.h>
#include "pitch.h"
#define MAXDETUNE 25
static uint32_t PitchTable[ 12 ][ MAXDETUNE ] =
{
{ 0x10000, 0x10097, 0x1012f, 0x101c7, 0x10260, 0x102f9, 0x10392, 0x1042c,
0x104c6, 0x10561, 0x105fb, 0x10696, 0x10732, 0x107ce, 0x1086a, 0x10907,
0x109a4, 0x10a41, 0x10adf, 0x10b7d, 0x10c1b, 0x10cba, 0x10d59, 0x10df8,
0x10e98 },
{ 0x10f38, 0x10fd9, 0x1107a, 0x1111b, 0x111bd, 0x1125f, 0x11302, 0x113a5,
0x11448, 0x114eb, 0x1158f, 0x11634, 0x116d8, 0x1177e, 0x11823, 0x118c9,
0x1196f, 0x11a16, 0x11abd, 0x11b64, 0x11c0c, 0x11cb4, 0x11d5d, 0x11e06,
0x11eaf },
{ 0x11f59, 0x12003, 0x120ae, 0x12159, 0x12204, 0x122b0, 0x1235c, 0x12409,
0x124b6, 0x12563, 0x12611, 0x126bf, 0x1276d, 0x1281c, 0x128cc, 0x1297b,
0x12a2b, 0x12adc, 0x12b8d, 0x12c3e, 0x12cf0, 0x12da2, 0x12e55, 0x12f08,
0x12fbc },
{ 0x1306f, 0x13124, 0x131d8, 0x1328d, 0x13343, 0x133f9, 0x134af, 0x13566,
0x1361d, 0x136d5, 0x1378d, 0x13846, 0x138fe, 0x139b8, 0x13a72, 0x13b2c,
0x13be6, 0x13ca1, 0x13d5d, 0x13e19, 0x13ed5, 0x13f92, 0x1404f, 0x1410d,
0x141cb },
{ 0x1428a, 0x14349, 0x14408, 0x144c8, 0x14588, 0x14649, 0x1470a, 0x147cc,
0x1488e, 0x14951, 0x14a14, 0x14ad7, 0x14b9b, 0x14c5f, 0x14d24, 0x14dea,
0x14eaf, 0x14f75, 0x1503c, 0x15103, 0x151cb, 0x15293, 0x1535b, 0x15424,
0x154ee },
{ 0x155b8, 0x15682, 0x1574d, 0x15818, 0x158e4, 0x159b0, 0x15a7d, 0x15b4a,
0x15c18, 0x15ce6, 0x15db4, 0x15e83, 0x15f53, 0x16023, 0x160f4, 0x161c5,
0x16296, 0x16368, 0x1643a, 0x1650d, 0x165e1, 0x166b5, 0x16789, 0x1685e,
0x16934 },
{ 0x16a09, 0x16ae0, 0x16bb7, 0x16c8e, 0x16d66, 0x16e3e, 0x16f17, 0x16ff1,
0x170ca, 0x171a5, 0x17280, 0x1735b, 0x17437, 0x17513, 0x175f0, 0x176ce,
0x177ac, 0x1788a, 0x17969, 0x17a49, 0x17b29, 0x17c09, 0x17cea, 0x17dcc,
0x17eae },
{ 0x17f91, 0x18074, 0x18157, 0x1823c, 0x18320, 0x18406, 0x184eb, 0x185d2,
0x186b8, 0x187a0, 0x18888, 0x18970, 0x18a59, 0x18b43, 0x18c2d, 0x18d17,
0x18e02, 0x18eee, 0x18fda, 0x190c7, 0x191b5, 0x192a2, 0x19391, 0x19480,
0x1956f },
{ 0x1965f, 0x19750, 0x19841, 0x19933, 0x19a25, 0x19b18, 0x19c0c, 0x19d00,
0x19df4, 0x19ee9, 0x19fdf, 0x1a0d5, 0x1a1cc, 0x1a2c4, 0x1a3bc, 0x1a4b4,
0x1a5ad, 0x1a6a7, 0x1a7a1, 0x1a89c, 0x1a998, 0x1aa94, 0x1ab90, 0x1ac8d,
0x1ad8b },
{ 0x1ae89, 0x1af88, 0x1b088, 0x1b188, 0x1b289, 0x1b38a, 0x1b48c, 0x1b58f,
0x1b692, 0x1b795, 0x1b89a, 0x1b99f, 0x1baa4, 0x1bbaa, 0x1bcb1, 0x1bdb8,
0x1bec0, 0x1bfc9, 0x1c0d2, 0x1c1dc, 0x1c2e6, 0x1c3f1, 0x1c4fd, 0x1c609,
0x1c716 },
{ 0x1c823, 0x1c931, 0x1ca40, 0x1cb50, 0x1cc60, 0x1cd70, 0x1ce81, 0x1cf93,
0x1d0a6, 0x1d1b9, 0x1d2cd, 0x1d3e1, 0x1d4f6, 0x1d60c, 0x1d722, 0x1d839,
0x1d951, 0x1da69, 0x1db82, 0x1dc9c, 0x1ddb6, 0x1ded1, 0x1dfec, 0x1e109,
0x1e225 },
{ 0x1e343, 0x1e461, 0x1e580, 0x1e6a0, 0x1e7c0, 0x1e8e0, 0x1ea02, 0x1eb24,
0x1ec47, 0x1ed6b, 0x1ee8f, 0x1efb4, 0x1f0d9, 0x1f1ff, 0x1f326, 0x1f44e,
0x1f576, 0x1f69f, 0x1f7c9, 0x1f8f3, 0x1fa1e, 0x1fb4a, 0x1fc76, 0x1fda3,
0x1fed1 }
};
//static int32_t PITCH_Installed = FALSE;
/*---------------------------------------------------------------------
Function: PITCH_Init
Initializes pitch table.
---------------------------------------------------------------------*/
/*
void PITCH_Init
(
void
)
{
int32_t note;
int32_t detune;
if ( !PITCH_Installed )
{
for( note = 0; note < 12; note++ )
{
for( detune = 0; detune < MAXDETUNE; detune++ )
{
PitchTable[ note ][ detune ] = 0x10000 *
pow( 2, ( note * MAXDETUNE + detune ) / ( 12.0 * MAXDETUNE ) );
}
}
PITCH_Installed = TRUE;
}
}
*/
/*---------------------------------------------------------------------
Function: PITCH_GetScale
Returns a fixed-point value to scale number the specified amount.
---------------------------------------------------------------------*/
uint32_t PITCH_GetScale
(
int32_t pitchoffset
)
{
uint32_t scale;
int32_t octaveshift;
int32_t noteshift;
int32_t note;
int32_t detune;
// if ( !PITCH_Installed )
// {
// PITCH_Init();
// }
if ( pitchoffset == 0 )
{
return( PitchTable[ 0 ][ 0 ] );
}
noteshift = pitchoffset % 1200;
if ( noteshift < 0 )
{
noteshift += 1200;
}
note = noteshift / 100;
detune = ( noteshift % 100 ) / ( 100 / MAXDETUNE );
octaveshift = ( pitchoffset - noteshift ) / 1200;
if ( detune < 0 )
{
detune += ( 100 / MAXDETUNE );
note--;
if ( note < 0 )
{
note += 12;
octaveshift--;
}
}
scale = PitchTable[ note ][ detune ];
if ( octaveshift < 0 )
{
scale >>= -octaveshift;
}
else
{
scale <<= octaveshift;
}
return( scale );
}

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/*
Copyright (C) 1994-1995 Apogee Software, Ltd.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/**********************************************************************
module: PITCH.H
author: James R. Dose
date: June 14, 1994
Public header for PITCH.C
(c) Copyright 1994 James R. Dose. All Rights Reserved.
**********************************************************************/
#ifndef __PITCH_H
#define __PITCH_H
#include "inttypes.h"
enum PITCH_ERRORS
{
PITCH_Warning = -2,
PITCH_Error = -1,
PITCH_Ok = 0,
};
//void PITCH_Init( void );
uint32_t PITCH_GetScale( int32_t pitchoffset );
void PITCH_UnlockMemory( void );
int32_t PITCH_LockMemory( void );
#endif

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/*
Copyright (C) 2009 Jonathon Fowler <jf@jonof.id.au>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/**
* OggVorbis source support for MultiVoc
*/
#ifdef __APPLE__
# include <vorbis/vorbisfile.h>
#else
# include "vorbis/vorbisfile.h"
#endif
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <errno.h>
#include "pitch.h"
#include "multivoc.h"
#include "_multivc.h"
#define min(x,y) ((x) < (y) ? (x) : (y))
#define max(x,y) ((x) > (y) ? (x) : (y))
typedef struct {
void * ptr;
size_t length;
size_t pos;
OggVorbis_File vf;
char block[0x8000];
int32_t blockused;
int32_t lastbitstream;
} vorbis_data;
static size_t read_vorbis(void * ptr, size_t size, size_t nmemb, void * datasource)
{
vorbis_data * vorb = (vorbis_data *) datasource;
size_t nread = 0;
size_t bytes;
errno = 0;
if (vorb->length == vorb->pos) {
return 0;
}
for (; nmemb > 0; nmemb--, nread++) {
bytes = vorb->length - vorb->pos;
if (size < bytes) {
bytes = size;
}
memcpy(ptr, vorb->ptr + vorb->pos, bytes);
vorb->pos += bytes;
ptr += bytes;
if (vorb->length == vorb->pos) {
nread++;
break;
}
}
return nread;
}
static int32_t seek_vorbis(void * datasource, ogg_int64_t offset, int32_t whence)
{
vorbis_data * vorb = (vorbis_data *) datasource;
switch (whence) {
case SEEK_SET: vorb->pos = 0; break;
case SEEK_CUR: break;
case SEEK_END: vorb->pos = vorb->length; break;
}
vorb->pos += offset;
if (vorb->pos < 0) {
vorb->pos = 0;
} else if (vorb->pos > vorb->length) {
vorb->pos = vorb->length;
}
return vorb->pos;
}
static int32_t close_vorbis(void * datasource)
{
return 0;
}
static int32_t tell_vorbis(void * datasource)
{
vorbis_data * vorb = (vorbis_data *) datasource;
return vorb->pos;
}
static ov_callbacks vorbis_callbacks = {
read_vorbis,
seek_vorbis,
close_vorbis,
tell_vorbis
};
/*---------------------------------------------------------------------
Function: MV_GetNextVorbisBlock
Controls playback of OggVorbis data
---------------------------------------------------------------------*/
playbackstatus MV_GetNextVorbisBlock
(
VoiceNode *voice
)
{
vorbis_data * vd = (vorbis_data *) voice->extra;
int32_t bytes, bytesread;
int32_t bitstream, err;
voice->Playing = TRUE;
if ( voice->BlockLength > 0 )
{
voice->position -= voice->length;
voice->sound += voice->length >> 16;
voice->length = min( voice->BlockLength, 0x8000 );
voice->BlockLength -= voice->length;
voice->length <<= 16;
return( KeepPlaying );
}
bytesread = 0;
do {
bytes = ov_read(&vd->vf, vd->block + bytesread, sizeof(vd->block) - bytesread, 0, 2, 1, &bitstream);
//fprintf(stderr, "ov_read = %d\n", bytes);
if (bytes == OV_HOLE) continue;
if (bytes == 0) {
if (voice->LoopStart) {
err = ov_pcm_seek_page(&vd->vf, 0);
if (err != 0) {
fprintf(stderr, "MV_GetNextVorbisBlock ov_pcm_seek_page_lap: err %d\n", err);
} else {
continue;
}
} else {
break;
}
} else if (bytes < 0) {
fprintf(stderr, "MV_GetNextVorbisBlock ov_read: err %d\n", bytes);
voice->Playing = FALSE;
return NoMoreData;
}
bytesread += bytes;
} while (bytesread < sizeof(vd->block));
if (bytesread == 0) {
voice->Playing = FALSE;
return NoMoreData;
}
if (bitstream != vd->lastbitstream) {
vorbis_info * vi = 0;
vi = ov_info(&vd->vf, -1);
if (!vi) {
voice->Playing = FALSE;
return NoMoreData;
}
if (vi->channels != 1 && vi->channels != 2) {
voice->Playing = FALSE;
return NoMoreData;
}
voice->channels = vi->channels;
voice->SamplingRate = vi->rate;
voice->RateScale = ( voice->SamplingRate * voice->PitchScale ) / MV_MixRate;
MV_SetVoiceMixMode( voice );
}
vd->lastbitstream = bitstream;
vd->blockused = bytesread;
bytesread /= 2 * voice->channels;
voice->position = 0;
voice->sound = vd->block;
voice->BlockLength = bytesread;
voice->length = min( voice->BlockLength, 0x8000 );
voice->BlockLength -= voice->length;
voice->length <<= 16;
return( KeepPlaying );
}
/*---------------------------------------------------------------------
Function: MV_PlayVorbis3D
Begin playback of sound data at specified angle and distance
from listener.
---------------------------------------------------------------------*/
int32_t MV_PlayVorbis3D
(
char *ptr,
uint32_t ptrlength,
int32_t pitchoffset,
int32_t angle,
int32_t distance,
int32_t priority,
uint32_t callbackval
)
{
int32_t left;
int32_t right;
int32_t mid;
int32_t volume;
int32_t status;
if ( !MV_Installed )
{
MV_SetErrorCode( MV_NotInstalled );
return( MV_Error );
}
if ( distance < 0 )
{
distance = -distance;
angle += MV_NumPanPositions / 2;
}
volume = MIX_VOLUME( distance );
// Ensure angle is within 0 - 31
angle &= MV_MaxPanPosition;
left = MV_PanTable[ angle ][ volume ].left;
right = MV_PanTable[ angle ][ volume ].right;
mid = max( 0, 255 - distance );
status = MV_PlayVorbis( ptr, ptrlength, pitchoffset, mid, left, right, priority,
callbackval );
return( status );
}
/*---------------------------------------------------------------------
Function: MV_PlayVorbis
Begin playback of sound data with the given sound levels and
priority.
---------------------------------------------------------------------*/
int32_t MV_PlayVorbis
(
char *ptr,
uint32_t ptrlength,
int32_t pitchoffset,
int32_t vol,
int32_t left,
int32_t right,
int32_t priority,
uint32_t callbackval
)
{
int32_t status;
status = MV_PlayLoopedVorbis( ptr, ptrlength, -1, -1, pitchoffset, vol, left, right,
priority, callbackval );
return( status );
}
/*---------------------------------------------------------------------
Function: MV_PlayLoopedVorbis
Begin playback of sound data with the given sound levels and
priority.
---------------------------------------------------------------------*/
int32_t MV_PlayLoopedVorbis
(
char *ptr,
uint32_t ptrlength,
int32_t loopstart,
int32_t loopend,
int32_t pitchoffset,
int32_t vol,
int32_t left,
int32_t right,
int32_t priority,
uint32_t callbackval
)
{
VoiceNode *voice;
int32_t status;
vorbis_data * vd = 0;
vorbis_info * vi = 0;
if ( !MV_Installed )
{
MV_SetErrorCode( MV_NotInstalled );
return( MV_Error );
}
vd = (vorbis_data *) malloc( sizeof(vorbis_data) );
if (!vd) {
MV_SetErrorCode( MV_InvalidVorbisFile );
return MV_Error;
}
memset(vd, 0, sizeof(vorbis_data));
vd->ptr = ptr;
vd->pos = 0;
vd->length = ptrlength;
vd->blockused = 0;
vd->lastbitstream = -1;
status = ov_open_callbacks((void *) vd, &vd->vf, 0, 0, vorbis_callbacks);
if (status < 0) {
fprintf(stderr, "MV_PlayLoopedVorbis: err %d\n", status);
MV_SetErrorCode( MV_InvalidVorbisFile );
return MV_Error;
}
vi = ov_info(&vd->vf, 0);
if (!vi) {
ov_clear(&vd->vf);
free(vd);
MV_SetErrorCode( MV_InvalidVorbisFile );
return MV_Error;
}
if (vi->channels != 1 && vi->channels != 2) {
ov_clear(&vd->vf);
free(vd);
MV_SetErrorCode( MV_InvalidVorbisFile );
return MV_Error;
}
// Request a voice from the voice pool
voice = MV_AllocVoice( priority );
if ( voice == NULL )
{
ov_clear(&vd->vf);
free(vd);
MV_SetErrorCode( MV_NoVoices );
return( MV_Error );
}
voice->wavetype = Vorbis;
voice->bits = 16;
voice->channels = vi->channels;
voice->extra = (void *) vd;
voice->GetSound = MV_GetNextVorbisBlock;
voice->NextBlock = vd->block;
voice->DemandFeed = NULL;
voice->LoopCount = 0;
voice->BlockLength = 0;
voice->PitchScale = PITCH_GetScale( pitchoffset );
voice->length = 0;
voice->next = NULL;
voice->prev = NULL;
voice->priority = priority;
voice->callbackval = callbackval;
voice->LoopStart = (char *) (loopstart >= 0 ? TRUE : FALSE);
voice->LoopEnd = 0;
voice->LoopSize = 0;
voice->SamplingRate = vi->rate;
voice->RateScale = ( voice->SamplingRate * voice->PitchScale ) / MV_MixRate;
MV_SetVoiceMixMode( voice );
MV_SetVoiceVolume( voice, vol, left, right );
MV_PlayVoice( voice );
return( voice->handle );
}
void MV_ReleaseVorbisVoice( VoiceNode * voice )
{
vorbis_data * vd = (vorbis_data *) voice->extra;
if (voice->wavetype != Vorbis) {
return;
}
ov_clear(&vd->vf);
free(vd);
voice->extra = 0;
}

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OS X frameworks compiled from the sources contained in the Max audio ripper
application by Stephen Booth.
http://svn.sbooth.org/max/trunk/Frameworks/ogg/
http://svn.sbooth.org/max/trunk/Frameworks/vorbis/
http://sbooth.org/Max/
MinGW binaries compiled from vanilla Xiph.org libogg-1.1.4 and libvorbis-1.2.3
on MinGW GCC 3.4.5.
http://xiph.org/downloads/

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#ifndef __CONFIG_TYPES_H__
#define __CONFIG_TYPES_H__
/* these are filled in by configure */
typedef short ogg_int16_t;
typedef unsigned short ogg_uint16_t;
typedef int ogg_int32_t;
typedef unsigned int ogg_uint32_t;
typedef long long ogg_int64_t;
#endif

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/********************************************************************
* *
* THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE. *
* USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS *
* GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
* IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. *
* *
* THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2007 *
* by the Xiph.Org Foundation http://www.xiph.org/ *
* *
********************************************************************
function: toplevel libogg include
last mod: $Id: ogg.h 16051 2009-05-27 05:00:06Z xiphmont $
********************************************************************/
#ifndef _OGG_H
#define _OGG_H
#ifdef __cplusplus
extern "C" {
#endif
#include <stddef.h>
#include <ogg/os_types.h>
typedef struct {
void *iov_base;
size_t iov_len;
} ogg_iovec_t;
typedef struct {
long endbyte;
int endbit;
unsigned char *buffer;
unsigned char *ptr;
long storage;
} oggpack_buffer;
/* ogg_page is used to encapsulate the data in one Ogg bitstream page *****/
typedef struct {
unsigned char *header;
long header_len;
unsigned char *body;
long body_len;
} ogg_page;
/* ogg_stream_state contains the current encode/decode state of a logical
Ogg bitstream **********************************************************/
typedef struct {
unsigned char *body_data; /* bytes from packet bodies */
long body_storage; /* storage elements allocated */
long body_fill; /* elements stored; fill mark */
long body_returned; /* elements of fill returned */
int *lacing_vals; /* The values that will go to the segment table */
ogg_int64_t *granule_vals; /* granulepos values for headers. Not compact
this way, but it is simple coupled to the
lacing fifo */
long lacing_storage;
long lacing_fill;
long lacing_packet;
long lacing_returned;
unsigned char header[282]; /* working space for header encode */
int header_fill;
int e_o_s; /* set when we have buffered the last packet in the
logical bitstream */
int b_o_s; /* set after we've written the initial page
of a logical bitstream */
long serialno;
long pageno;
ogg_int64_t packetno; /* sequence number for decode; the framing
knows where there's a hole in the data,
but we need coupling so that the codec
(which is in a seperate abstraction
layer) also knows about the gap */
ogg_int64_t granulepos;
} ogg_stream_state;
/* ogg_packet is used to encapsulate the data and metadata belonging
to a single raw Ogg/Vorbis packet *************************************/
typedef struct {
unsigned char *packet;
long bytes;
long b_o_s;
long e_o_s;
ogg_int64_t granulepos;
ogg_int64_t packetno; /* sequence number for decode; the framing
knows where there's a hole in the data,
but we need coupling so that the codec
(which is in a seperate abstraction
layer) also knows about the gap */
} ogg_packet;
typedef struct {
unsigned char *data;
int storage;
int fill;
int returned;
int unsynced;
int headerbytes;
int bodybytes;
} ogg_sync_state;
/* Ogg BITSTREAM PRIMITIVES: bitstream ************************/
extern void oggpack_writeinit(oggpack_buffer *b);
extern int oggpack_writecheck(oggpack_buffer *b);
extern void oggpack_writetrunc(oggpack_buffer *b,long bits);
extern void oggpack_writealign(oggpack_buffer *b);
extern void oggpack_writecopy(oggpack_buffer *b,void *source,long bits);
extern void oggpack_reset(oggpack_buffer *b);
extern void oggpack_writeclear(oggpack_buffer *b);
extern void oggpack_readinit(oggpack_buffer *b,unsigned char *buf,int bytes);
extern void oggpack_write(oggpack_buffer *b,unsigned long value,int bits);
extern long oggpack_look(oggpack_buffer *b,int bits);
extern long oggpack_look1(oggpack_buffer *b);
extern void oggpack_adv(oggpack_buffer *b,int bits);
extern void oggpack_adv1(oggpack_buffer *b);
extern long oggpack_read(oggpack_buffer *b,int bits);
extern long oggpack_read1(oggpack_buffer *b);
extern long oggpack_bytes(oggpack_buffer *b);
extern long oggpack_bits(oggpack_buffer *b);
extern unsigned char *oggpack_get_buffer(oggpack_buffer *b);
extern void oggpackB_writeinit(oggpack_buffer *b);
extern int oggpackB_writecheck(oggpack_buffer *b);
extern void oggpackB_writetrunc(oggpack_buffer *b,long bits);
extern void oggpackB_writealign(oggpack_buffer *b);
extern void oggpackB_writecopy(oggpack_buffer *b,void *source,long bits);
extern void oggpackB_reset(oggpack_buffer *b);
extern void oggpackB_writeclear(oggpack_buffer *b);
extern void oggpackB_readinit(oggpack_buffer *b,unsigned char *buf,int bytes);
extern void oggpackB_write(oggpack_buffer *b,unsigned long value,int bits);
extern long oggpackB_look(oggpack_buffer *b,int bits);
extern long oggpackB_look1(oggpack_buffer *b);
extern void oggpackB_adv(oggpack_buffer *b,int bits);
extern void oggpackB_adv1(oggpack_buffer *b);
extern long oggpackB_read(oggpack_buffer *b,int bits);
extern long oggpackB_read1(oggpack_buffer *b);
extern long oggpackB_bytes(oggpack_buffer *b);
extern long oggpackB_bits(oggpack_buffer *b);
extern unsigned char *oggpackB_get_buffer(oggpack_buffer *b);
/* Ogg BITSTREAM PRIMITIVES: encoding **************************/
extern int ogg_stream_packetin(ogg_stream_state *os, ogg_packet *op);
extern int ogg_stream_iovecin(ogg_stream_state *os, ogg_iovec_t *iov,
int count, long e_o_s, ogg_int64_t granulepos);
extern int ogg_stream_pageout(ogg_stream_state *os, ogg_page *og);
extern int ogg_stream_flush(ogg_stream_state *os, ogg_page *og);
/* Ogg BITSTREAM PRIMITIVES: decoding **************************/
extern int ogg_sync_init(ogg_sync_state *oy);
extern int ogg_sync_clear(ogg_sync_state *oy);
extern int ogg_sync_reset(ogg_sync_state *oy);
extern int ogg_sync_destroy(ogg_sync_state *oy);
extern int ogg_sync_check(ogg_sync_state *oy);
extern char *ogg_sync_buffer(ogg_sync_state *oy, long size);
extern int ogg_sync_wrote(ogg_sync_state *oy, long bytes);
extern long ogg_sync_pageseek(ogg_sync_state *oy,ogg_page *og);
extern int ogg_sync_pageout(ogg_sync_state *oy, ogg_page *og);
extern int ogg_stream_pagein(ogg_stream_state *os, ogg_page *og);
extern int ogg_stream_packetout(ogg_stream_state *os,ogg_packet *op);
extern int ogg_stream_packetpeek(ogg_stream_state *os,ogg_packet *op);
/* Ogg BITSTREAM PRIMITIVES: general ***************************/
extern int ogg_stream_init(ogg_stream_state *os,int serialno);
extern int ogg_stream_clear(ogg_stream_state *os);
extern int ogg_stream_reset(ogg_stream_state *os);
extern int ogg_stream_reset_serialno(ogg_stream_state *os,int serialno);
extern int ogg_stream_destroy(ogg_stream_state *os);
extern int ogg_stream_check(ogg_stream_state *os);
extern int ogg_stream_eos(ogg_stream_state *os);
extern void ogg_page_checksum_set(ogg_page *og);
extern int ogg_page_version(const ogg_page *og);
extern int ogg_page_continued(const ogg_page *og);
extern int ogg_page_bos(const ogg_page *og);
extern int ogg_page_eos(const ogg_page *og);
extern ogg_int64_t ogg_page_granulepos(const ogg_page *og);
extern int ogg_page_serialno(const ogg_page *og);
extern long ogg_page_pageno(const ogg_page *og);
extern int ogg_page_packets(const ogg_page *og);
extern void ogg_packet_clear(ogg_packet *op);
#ifdef __cplusplus
}
#endif
#endif /* _OGG_H */

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/********************************************************************
* *
* THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE. *
* USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS *
* GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
* IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. *
* *
* THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2002 *
* by the Xiph.Org Foundation http://www.xiph.org/ *
* *
********************************************************************
function: #ifdef jail to whip a few platforms into the UNIX ideal.
last mod: $Id: os_types.h 14997 2008-06-04 03:27:18Z ivo $
********************************************************************/
#ifndef _OS_TYPES_H
#define _OS_TYPES_H
/* make it easy on the folks that want to compile the libs with a
different malloc than stdlib */
#define _ogg_malloc malloc
#define _ogg_calloc calloc
#define _ogg_realloc realloc
#define _ogg_free free
#if defined(_WIN32)
# if defined(__CYGWIN__)
# include <stdint.h>
typedef int16_t ogg_int16_t;
typedef uint16_t ogg_uint16_t;
typedef int32_t ogg_int32_t;
typedef uint32_t ogg_uint32_t;
typedef int64_t ogg_int64_t;
typedef uint64_t ogg_uint64_t;
# elif defined(__MINGW32__)
# include <sys/types.h>
typedef short ogg_int16_t;
typedef unsigned short ogg_uint16_t;
typedef int ogg_int32_t;
typedef unsigned int ogg_uint32_t;
typedef long long ogg_int64_t;
typedef unsigned long long ogg_uint64_t;
# elif defined(__MWERKS__)
typedef long long ogg_int64_t;
typedef int ogg_int32_t;
typedef unsigned int ogg_uint32_t;
typedef short ogg_int16_t;
typedef unsigned short ogg_uint16_t;
# else
/* MSVC/Borland */
typedef __int64 ogg_int64_t;
typedef __int32 ogg_int32_t;
typedef unsigned __int32 ogg_uint32_t;
typedef __int16 ogg_int16_t;
typedef unsigned __int16 ogg_uint16_t;
# endif
#elif defined(__MACOS__)
# include <sys/types.h>
typedef SInt16 ogg_int16_t;
typedef UInt16 ogg_uint16_t;
typedef SInt32 ogg_int32_t;
typedef UInt32 ogg_uint32_t;
typedef SInt64 ogg_int64_t;
#elif (defined(__APPLE__) && defined(__MACH__)) /* MacOS X Framework build */
# include <sys/types.h>
typedef int16_t ogg_int16_t;
typedef u_int16_t ogg_uint16_t;
typedef int32_t ogg_int32_t;
typedef u_int32_t ogg_uint32_t;
typedef int64_t ogg_int64_t;
#elif defined(__HAIKU__)
/* Haiku */
# include <sys/types.h>
typedef short ogg_int16_t;
typedef unsigned short ogg_uint16_t;
typedef int ogg_int32_t;
typedef unsigned int ogg_uint32_t;
typedef long long ogg_int64_t;
#elif defined(__BEOS__)
/* Be */
# include <inttypes.h>
typedef int16_t ogg_int16_t;
typedef u_int16_t ogg_uint16_t;
typedef int32_t ogg_int32_t;
typedef u_int32_t ogg_uint32_t;
typedef int64_t ogg_int64_t;
#elif defined (__EMX__)
/* OS/2 GCC */
typedef short ogg_int16_t;
typedef unsigned short ogg_uint16_t;
typedef int ogg_int32_t;
typedef unsigned int ogg_uint32_t;
typedef long long ogg_int64_t;
#elif defined (DJGPP)
/* DJGPP */
typedef short ogg_int16_t;
typedef int ogg_int32_t;
typedef unsigned int ogg_uint32_t;
typedef long long ogg_int64_t;
#elif defined(R5900)
/* PS2 EE */
typedef long ogg_int64_t;
typedef int ogg_int32_t;
typedef unsigned ogg_uint32_t;
typedef short ogg_int16_t;
#elif defined(__SYMBIAN32__)
/* Symbian GCC */
typedef signed short ogg_int16_t;
typedef unsigned short ogg_uint16_t;
typedef signed int ogg_int32_t;
typedef unsigned int ogg_uint32_t;
typedef long long int ogg_int64_t;
#else
# include <sys/types.h>
# include <ogg/config_types.h>
#endif
#endif /* _OS_TYPES_H */

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/********************************************************************
* *
* THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE. *
* USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS *
* GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
* IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. *
* *
* THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2001 *
* by the Xiph.Org Foundation http://www.xiph.org/ *
********************************************************************
function: libvorbis codec headers
last mod: $Id: codec.h 16037 2009-05-26 21:10:58Z xiphmont $
********************************************************************/
#ifndef _vorbis_codec_h_
#define _vorbis_codec_h_
#ifdef __cplusplus
extern "C"
{
#endif /* __cplusplus */
#include <ogg/ogg.h>
typedef struct vorbis_info{
int version;
int channels;
long rate;
/* The below bitrate declarations are *hints*.
Combinations of the three values carry the following implications:
all three set to the same value:
implies a fixed rate bitstream
only nominal set:
implies a VBR stream that averages the nominal bitrate. No hard
upper/lower limit
upper and or lower set:
implies a VBR bitstream that obeys the bitrate limits. nominal
may also be set to give a nominal rate.
none set:
the coder does not care to speculate.
*/
long bitrate_upper;
long bitrate_nominal;
long bitrate_lower;
long bitrate_window;
void *codec_setup;
} vorbis_info;
/* vorbis_dsp_state buffers the current vorbis audio
analysis/synthesis state. The DSP state belongs to a specific
logical bitstream ****************************************************/
typedef struct vorbis_dsp_state{
int analysisp;
vorbis_info *vi;
float **pcm;
float **pcmret;
int pcm_storage;
int pcm_current;
int pcm_returned;
int preextrapolate;
int eofflag;
long lW;
long W;
long nW;
long centerW;
ogg_int64_t granulepos;
ogg_int64_t sequence;
ogg_int64_t glue_bits;
ogg_int64_t time_bits;
ogg_int64_t floor_bits;
ogg_int64_t res_bits;
void *backend_state;
} vorbis_dsp_state;
typedef struct vorbis_block{
/* necessary stream state for linking to the framing abstraction */
float **pcm; /* this is a pointer into local storage */
oggpack_buffer opb;
long lW;
long W;
long nW;
int pcmend;
int mode;
int eofflag;
ogg_int64_t granulepos;
ogg_int64_t sequence;
vorbis_dsp_state *vd; /* For read-only access of configuration */
/* local storage to avoid remallocing; it's up to the mapping to
structure it */
void *localstore;
long localtop;
long localalloc;
long totaluse;
struct alloc_chain *reap;
/* bitmetrics for the frame */
long glue_bits;
long time_bits;
long floor_bits;
long res_bits;
void *internal;
} vorbis_block;
/* vorbis_block is a single block of data to be processed as part of
the analysis/synthesis stream; it belongs to a specific logical
bitstream, but is independant from other vorbis_blocks belonging to
that logical bitstream. *************************************************/
struct alloc_chain{
void *ptr;
struct alloc_chain *next;
};
/* vorbis_info contains all the setup information specific to the
specific compression/decompression mode in progress (eg,
psychoacoustic settings, channel setup, options, codebook
etc). vorbis_info and substructures are in backends.h.
*********************************************************************/
/* the comments are not part of vorbis_info so that vorbis_info can be
static storage */
typedef struct vorbis_comment{
/* unlimited user comment fields. libvorbis writes 'libvorbis'
whatever vendor is set to in encode */
char **user_comments;
int *comment_lengths;
int comments;
char *vendor;
} vorbis_comment;
/* libvorbis encodes in two abstraction layers; first we perform DSP
and produce a packet (see docs/analysis.txt). The packet is then
coded into a framed OggSquish bitstream by the second layer (see
docs/framing.txt). Decode is the reverse process; we sync/frame
the bitstream and extract individual packets, then decode the
packet back into PCM audio.
The extra framing/packetizing is used in streaming formats, such as
files. Over the net (such as with UDP), the framing and
packetization aren't necessary as they're provided by the transport
and the streaming layer is not used */
/* Vorbis PRIMITIVES: general ***************************************/
extern void vorbis_info_init(vorbis_info *vi);
extern void vorbis_info_clear(vorbis_info *vi);
extern int vorbis_info_blocksize(vorbis_info *vi,int zo);
extern void vorbis_comment_init(vorbis_comment *vc);
extern void vorbis_comment_add(vorbis_comment *vc, const char *comment);
extern void vorbis_comment_add_tag(vorbis_comment *vc,
const char *tag, const char *contents);
extern char *vorbis_comment_query(vorbis_comment *vc, const char *tag, int count);
extern int vorbis_comment_query_count(vorbis_comment *vc, const char *tag);
extern void vorbis_comment_clear(vorbis_comment *vc);
extern int vorbis_block_init(vorbis_dsp_state *v, vorbis_block *vb);
extern int vorbis_block_clear(vorbis_block *vb);
extern void vorbis_dsp_clear(vorbis_dsp_state *v);
extern double vorbis_granule_time(vorbis_dsp_state *v,
ogg_int64_t granulepos);
extern const char *vorbis_version_string(void);
/* Vorbis PRIMITIVES: analysis/DSP layer ****************************/
extern int vorbis_analysis_init(vorbis_dsp_state *v,vorbis_info *vi);
extern int vorbis_commentheader_out(vorbis_comment *vc, ogg_packet *op);
extern int vorbis_analysis_headerout(vorbis_dsp_state *v,
vorbis_comment *vc,
ogg_packet *op,
ogg_packet *op_comm,
ogg_packet *op_code);
extern float **vorbis_analysis_buffer(vorbis_dsp_state *v,int vals);
extern int vorbis_analysis_wrote(vorbis_dsp_state *v,int vals);
extern int vorbis_analysis_blockout(vorbis_dsp_state *v,vorbis_block *vb);
extern int vorbis_analysis(vorbis_block *vb,ogg_packet *op);
extern int vorbis_bitrate_addblock(vorbis_block *vb);
extern int vorbis_bitrate_flushpacket(vorbis_dsp_state *vd,
ogg_packet *op);
/* Vorbis PRIMITIVES: synthesis layer *******************************/
extern int vorbis_synthesis_idheader(ogg_packet *op);
extern int vorbis_synthesis_headerin(vorbis_info *vi,vorbis_comment *vc,
ogg_packet *op);
extern int vorbis_synthesis_init(vorbis_dsp_state *v,vorbis_info *vi);
extern int vorbis_synthesis_restart(vorbis_dsp_state *v);
extern int vorbis_synthesis(vorbis_block *vb,ogg_packet *op);
extern int vorbis_synthesis_trackonly(vorbis_block *vb,ogg_packet *op);
extern int vorbis_synthesis_blockin(vorbis_dsp_state *v,vorbis_block *vb);
extern int vorbis_synthesis_pcmout(vorbis_dsp_state *v,float ***pcm);
extern int vorbis_synthesis_lapout(vorbis_dsp_state *v,float ***pcm);
extern int vorbis_synthesis_read(vorbis_dsp_state *v,int samples);
extern long vorbis_packet_blocksize(vorbis_info *vi,ogg_packet *op);
extern int vorbis_synthesis_halfrate(vorbis_info *v,int flag);
extern int vorbis_synthesis_halfrate_p(vorbis_info *v);
/* Vorbis ERRORS and return codes ***********************************/
#define OV_FALSE -1
#define OV_EOF -2
#define OV_HOLE -3
#define OV_EREAD -128
#define OV_EFAULT -129
#define OV_EIMPL -130
#define OV_EINVAL -131
#define OV_ENOTVORBIS -132
#define OV_EBADHEADER -133
#define OV_EVERSION -134
#define OV_ENOTAUDIO -135
#define OV_EBADPACKET -136
#define OV_EBADLINK -137
#define OV_ENOSEEK -138
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif

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/********************************************************************
* *
* THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE. *
* USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS *
* GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
* IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. *
* *
* THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2007 *
* by the Xiph.Org Foundation http://www.xiph.org/ *
* *
********************************************************************
function: stdio-based convenience library for opening/seeking/decoding
last mod: $Id: vorbisfile.h 16243 2009-07-10 02:49:31Z xiphmont $
********************************************************************/
#ifndef _OV_FILE_H_
#define _OV_FILE_H_
#ifdef __cplusplus
extern "C"
{
#endif /* __cplusplus */
#include <stdio.h>
#include "codec.h"
/* The function prototypes for the callbacks are basically the same as for
* the stdio functions fread, fseek, fclose, ftell.
* The one difference is that the FILE * arguments have been replaced with
* a void * - this is to be used as a pointer to whatever internal data these
* functions might need. In the stdio case, it's just a FILE * cast to a void *
*
* If you use other functions, check the docs for these functions and return
* the right values. For seek_func(), you *MUST* return -1 if the stream is
* unseekable
*/
typedef struct {
size_t (*read_func) (void *ptr, size_t size, size_t nmemb, void *datasource);
int (*seek_func) (void *datasource, ogg_int64_t offset, int whence);
int (*close_func) (void *datasource);
long (*tell_func) (void *datasource);
} ov_callbacks;
#ifndef OV_EXCLUDE_STATIC_CALLBACKS
/* a few sets of convenient callbacks, especially for use under
* Windows where ov_open_callbacks() should always be used instead of
* ov_open() to avoid problems with incompatable crt.o version linking
* issues. */
static int _ov_header_fseek_wrap(FILE *f,ogg_int64_t off,int whence){
if(f==NULL)return(-1);
#ifdef __MINGW32__
return fseeko64(f,off,whence);
#elif defined (_WIN32)
return _fseeki64(f,off,whence);
#else
return fseek(f,off,whence);
#endif
}
/* These structs below (OV_CALLBACKS_DEFAULT etc) are defined here as
* static data. That means that every file which includes this header
* will get its own copy of these structs whether it uses them or
* not unless it #defines OV_EXCLUDE_STATIC_CALLBACKS.
* These static symbols are essential on platforms such as Windows on
* which several different versions of stdio support may be linked to
* by different DLLs, and we need to be certain we know which one
* we're using (the same one as the main application).
*/
static ov_callbacks OV_CALLBACKS_DEFAULT = {
(size_t (*)(void *, size_t, size_t, void *)) fread,
(int (*)(void *, ogg_int64_t, int)) _ov_header_fseek_wrap,
(int (*)(void *)) fclose,
(long (*)(void *)) ftell
};
static ov_callbacks OV_CALLBACKS_NOCLOSE = {
(size_t (*)(void *, size_t, size_t, void *)) fread,
(int (*)(void *, ogg_int64_t, int)) _ov_header_fseek_wrap,
(int (*)(void *)) NULL,
(long (*)(void *)) ftell
};
static ov_callbacks OV_CALLBACKS_STREAMONLY = {
(size_t (*)(void *, size_t, size_t, void *)) fread,
(int (*)(void *, ogg_int64_t, int)) NULL,
(int (*)(void *)) fclose,
(long (*)(void *)) NULL
};
static ov_callbacks OV_CALLBACKS_STREAMONLY_NOCLOSE = {
(size_t (*)(void *, size_t, size_t, void *)) fread,
(int (*)(void *, ogg_int64_t, int)) NULL,
(int (*)(void *)) NULL,
(long (*)(void *)) NULL
};
#endif
#define NOTOPEN 0
#define PARTOPEN 1
#define OPENED 2
#define STREAMSET 3
#define INITSET 4
typedef struct OggVorbis_File {
void *datasource; /* Pointer to a FILE *, etc. */
int seekable;
ogg_int64_t offset;
ogg_int64_t end;
ogg_sync_state oy;
/* If the FILE handle isn't seekable (eg, a pipe), only the current
stream appears */
int links;
ogg_int64_t *offsets;
ogg_int64_t *dataoffsets;
long *serialnos;
ogg_int64_t *pcmlengths; /* overloaded to maintain binary
compatability; x2 size, stores both
beginning and end values */
vorbis_info *vi;
vorbis_comment *vc;
/* Decoding working state local storage */
ogg_int64_t pcm_offset;
int ready_state;
long current_serialno;
int current_link;
double bittrack;
double samptrack;
ogg_stream_state os; /* take physical pages, weld into a logical
stream of packets */
vorbis_dsp_state vd; /* central working state for the packet->PCM decoder */
vorbis_block vb; /* local working space for packet->PCM decode */
ov_callbacks callbacks;
} OggVorbis_File;
extern int ov_clear(OggVorbis_File *vf);
extern int ov_fopen(char *path,OggVorbis_File *vf);
extern int ov_open(FILE *f,OggVorbis_File *vf,char *initial,long ibytes);
extern int ov_open_callbacks(void *datasource, OggVorbis_File *vf,
char *initial, long ibytes, ov_callbacks callbacks);
extern int ov_test(FILE *f,OggVorbis_File *vf,char *initial,long ibytes);
extern int ov_test_callbacks(void *datasource, OggVorbis_File *vf,
char *initial, long ibytes, ov_callbacks callbacks);
extern int ov_test_open(OggVorbis_File *vf);
extern long ov_bitrate(OggVorbis_File *vf,int i);
extern long ov_bitrate_instant(OggVorbis_File *vf);
extern long ov_streams(OggVorbis_File *vf);
extern long ov_seekable(OggVorbis_File *vf);
extern long ov_serialnumber(OggVorbis_File *vf,int i);
extern ogg_int64_t ov_raw_total(OggVorbis_File *vf,int i);
extern ogg_int64_t ov_pcm_total(OggVorbis_File *vf,int i);
extern double ov_time_total(OggVorbis_File *vf,int i);
extern int ov_raw_seek(OggVorbis_File *vf,ogg_int64_t pos);
extern int ov_pcm_seek(OggVorbis_File *vf,ogg_int64_t pos);
extern int ov_pcm_seek_page(OggVorbis_File *vf,ogg_int64_t pos);
extern int ov_time_seek(OggVorbis_File *vf,double pos);
extern int ov_time_seek_page(OggVorbis_File *vf,double pos);
extern int ov_raw_seek_lap(OggVorbis_File *vf,ogg_int64_t pos);
extern int ov_pcm_seek_lap(OggVorbis_File *vf,ogg_int64_t pos);
extern int ov_pcm_seek_page_lap(OggVorbis_File *vf,ogg_int64_t pos);
extern int ov_time_seek_lap(OggVorbis_File *vf,double pos);
extern int ov_time_seek_page_lap(OggVorbis_File *vf,double pos);
extern ogg_int64_t ov_raw_tell(OggVorbis_File *vf);
extern ogg_int64_t ov_pcm_tell(OggVorbis_File *vf);
extern double ov_time_tell(OggVorbis_File *vf);
extern vorbis_info *ov_info(OggVorbis_File *vf,int link);
extern vorbis_comment *ov_comment(OggVorbis_File *vf,int link);
extern long ov_read_float(OggVorbis_File *vf,float ***pcm_channels,int samples,
int *bitstream);
extern long ov_read_filter(OggVorbis_File *vf,char *buffer,int length,
int bigendianp,int word,int sgned,int *bitstream,
void (*filter)(float **pcm,long channels,long samples,void *filter_param),void *filter_param);
extern long ov_read(OggVorbis_File *vf,char *buffer,int length,
int bigendianp,int word,int sgned,int *bitstream);
extern int ov_crosslap(OggVorbis_File *vf1,OggVorbis_File *vf2);
extern int ov_halfrate(OggVorbis_File *vf,int flag);
extern int ov_halfrate_p(OggVorbis_File *vf);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif

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/********************************************************************
* *
* THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE. *
* USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS *
* GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
* IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. *
* *
* THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2002 *
* by the Xiph.Org Foundation http://www.xiph.org/ *
* *
********************************************************************
function: toplevel libogg include
last mod: $Id: ogg.h 7188 2004-07-20 07:26:04Z xiphmont $
********************************************************************/
#ifndef _OGG_H
#define _OGG_H
#ifdef __cplusplus
extern "C" {
#endif
#include <ogg/os_types.h>
typedef struct {
long endbyte;
int endbit;
unsigned char *buffer;
unsigned char *ptr;
long storage;
} oggpack_buffer;
/* ogg_page is used to encapsulate the data in one Ogg bitstream page *****/
typedef struct {
unsigned char *header;
long header_len;
unsigned char *body;
long body_len;
} ogg_page;
/* ogg_stream_state contains the current encode/decode state of a logical
Ogg bitstream **********************************************************/
typedef struct {
unsigned char *body_data; /* bytes from packet bodies */
long body_storage; /* storage elements allocated */
long body_fill; /* elements stored; fill mark */
long body_returned; /* elements of fill returned */
int *lacing_vals; /* The values that will go to the segment table */
ogg_int64_t *granule_vals; /* granulepos values for headers. Not compact
this way, but it is simple coupled to the
lacing fifo */
long lacing_storage;
long lacing_fill;
long lacing_packet;
long lacing_returned;
unsigned char header[282]; /* working space for header encode */
int header_fill;
int e_o_s; /* set when we have buffered the last packet in the
logical bitstream */
int b_o_s; /* set after we've written the initial page
of a logical bitstream */
long serialno;
long pageno;
ogg_int64_t packetno; /* sequence number for decode; the framing
knows where there's a hole in the data,
but we need coupling so that the codec
(which is in a seperate abstraction
layer) also knows about the gap */
ogg_int64_t granulepos;
} ogg_stream_state;
/* ogg_packet is used to encapsulate the data and metadata belonging
to a single raw Ogg/Vorbis packet *************************************/
typedef struct {
unsigned char *packet;
long bytes;
long b_o_s;
long e_o_s;
ogg_int64_t granulepos;
ogg_int64_t packetno; /* sequence number for decode; the framing
knows where there's a hole in the data,
but we need coupling so that the codec
(which is in a seperate abstraction
layer) also knows about the gap */
} ogg_packet;
typedef struct {
unsigned char *data;
int storage;
int fill;
int returned;
int unsynced;
int headerbytes;
int bodybytes;
} ogg_sync_state;
/* Ogg BITSTREAM PRIMITIVES: bitstream ************************/
extern void oggpack_writeinit(oggpack_buffer *b);
extern void oggpack_writetrunc(oggpack_buffer *b,long bits);
extern void oggpack_writealign(oggpack_buffer *b);
extern void oggpack_writecopy(oggpack_buffer *b,void *source,long bits);
extern void oggpack_reset(oggpack_buffer *b);
extern void oggpack_writeclear(oggpack_buffer *b);
extern void oggpack_readinit(oggpack_buffer *b,unsigned char *buf,int bytes);
extern void oggpack_write(oggpack_buffer *b,unsigned long value,int bits);
extern long oggpack_look(oggpack_buffer *b,int bits);
extern long oggpack_look1(oggpack_buffer *b);
extern void oggpack_adv(oggpack_buffer *b,int bits);
extern void oggpack_adv1(oggpack_buffer *b);
extern long oggpack_read(oggpack_buffer *b,int bits);
extern long oggpack_read1(oggpack_buffer *b);
extern long oggpack_bytes(oggpack_buffer *b);
extern long oggpack_bits(oggpack_buffer *b);
extern unsigned char *oggpack_get_buffer(oggpack_buffer *b);
extern void oggpackB_writeinit(oggpack_buffer *b);
extern void oggpackB_writetrunc(oggpack_buffer *b,long bits);
extern void oggpackB_writealign(oggpack_buffer *b);
extern void oggpackB_writecopy(oggpack_buffer *b,void *source,long bits);
extern void oggpackB_reset(oggpack_buffer *b);
extern void oggpackB_writeclear(oggpack_buffer *b);
extern void oggpackB_readinit(oggpack_buffer *b,unsigned char *buf,int bytes);
extern void oggpackB_write(oggpack_buffer *b,unsigned long value,int bits);
extern long oggpackB_look(oggpack_buffer *b,int bits);
extern long oggpackB_look1(oggpack_buffer *b);
extern void oggpackB_adv(oggpack_buffer *b,int bits);
extern void oggpackB_adv1(oggpack_buffer *b);
extern long oggpackB_read(oggpack_buffer *b,int bits);
extern long oggpackB_read1(oggpack_buffer *b);
extern long oggpackB_bytes(oggpack_buffer *b);
extern long oggpackB_bits(oggpack_buffer *b);
extern unsigned char *oggpackB_get_buffer(oggpack_buffer *b);
/* Ogg BITSTREAM PRIMITIVES: encoding **************************/
extern int ogg_stream_packetin(ogg_stream_state *os, ogg_packet *op);
extern int ogg_stream_pageout(ogg_stream_state *os, ogg_page *og);
extern int ogg_stream_flush(ogg_stream_state *os, ogg_page *og);
/* Ogg BITSTREAM PRIMITIVES: decoding **************************/
extern int ogg_sync_init(ogg_sync_state *oy);
extern int ogg_sync_clear(ogg_sync_state *oy);
extern int ogg_sync_reset(ogg_sync_state *oy);
extern int ogg_sync_destroy(ogg_sync_state *oy);
extern char *ogg_sync_buffer(ogg_sync_state *oy, long size);
extern int ogg_sync_wrote(ogg_sync_state *oy, long bytes);
extern long ogg_sync_pageseek(ogg_sync_state *oy,ogg_page *og);
extern int ogg_sync_pageout(ogg_sync_state *oy, ogg_page *og);
extern int ogg_stream_pagein(ogg_stream_state *os, ogg_page *og);
extern int ogg_stream_packetout(ogg_stream_state *os,ogg_packet *op);
extern int ogg_stream_packetpeek(ogg_stream_state *os,ogg_packet *op);
/* Ogg BITSTREAM PRIMITIVES: general ***************************/
extern int ogg_stream_init(ogg_stream_state *os,int serialno);
extern int ogg_stream_clear(ogg_stream_state *os);
extern int ogg_stream_reset(ogg_stream_state *os);
extern int ogg_stream_reset_serialno(ogg_stream_state *os,int serialno);
extern int ogg_stream_destroy(ogg_stream_state *os);
extern int ogg_stream_eos(ogg_stream_state *os);
extern void ogg_page_checksum_set(ogg_page *og);
extern int ogg_page_version(ogg_page *og);
extern int ogg_page_continued(ogg_page *og);
extern int ogg_page_bos(ogg_page *og);
extern int ogg_page_eos(ogg_page *og);
extern ogg_int64_t ogg_page_granulepos(ogg_page *og);
extern int ogg_page_serialno(ogg_page *og);
extern long ogg_page_pageno(ogg_page *og);
extern int ogg_page_packets(ogg_page *og);
extern void ogg_packet_clear(ogg_packet *op);
#ifdef __cplusplus
}
#endif
#endif /* _OGG_H */

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/********************************************************************
* *
* THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE. *
* USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS *
* GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
* IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. *
* *
* THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2002 *
* by the Xiph.Org Foundation http://www.xiph.org/ *
* *
********************************************************************
function: #ifdef jail to whip a few platforms into the UNIX ideal.
last mod: $Id: os_types.h 7524 2004-08-11 04:20:36Z conrad $
********************************************************************/
#ifndef _OS_TYPES_H
#define _OS_TYPES_H
/* make it easy on the folks that want to compile the libs with a
different malloc than stdlib */
#define _ogg_malloc malloc
#define _ogg_calloc calloc
#define _ogg_realloc realloc
#define _ogg_free free
#if defined(_WIN32)
# if defined(__CYGWIN__)
# include <_G_config.h>
typedef _G_int64_t ogg_int64_t;
typedef _G_int32_t ogg_int32_t;
typedef _G_uint32_t ogg_uint32_t;
typedef _G_int16_t ogg_int16_t;
typedef _G_uint16_t ogg_uint16_t;
# elif defined(__MINGW32__)
typedef short ogg_int16_t;
typedef unsigned short ogg_uint16_t;
typedef int ogg_int32_t;
typedef unsigned int ogg_uint32_t;
typedef long long ogg_int64_t;
typedef unsigned long long ogg_uint64_t;
# elif defined(__MWERKS__)
typedef long long ogg_int64_t;
typedef int ogg_int32_t;
typedef unsigned int ogg_uint32_t;
typedef short ogg_int16_t;
typedef unsigned short ogg_uint16_t;
# else
/* MSVC/Borland */
typedef __int64 ogg_int64_t;
typedef __int32 ogg_int32_t;
typedef unsigned __int32 ogg_uint32_t;
typedef __int16 ogg_int16_t;
typedef unsigned __int16 ogg_uint16_t;
# endif
#elif defined(__MACOS__)
# include <sys/types.h>
typedef SInt16 ogg_int16_t;
typedef UInt16 ogg_uint16_t;
typedef SInt32 ogg_int32_t;
typedef UInt32 ogg_uint32_t;
typedef SInt64 ogg_int64_t;
#elif defined(__MACOSX__) /* MacOS X Framework build */
# include <sys/types.h>
typedef int16_t ogg_int16_t;
typedef u_int16_t ogg_uint16_t;
typedef int32_t ogg_int32_t;
typedef u_int32_t ogg_uint32_t;
typedef int64_t ogg_int64_t;
#elif defined(__BEOS__)
/* Be */
# include <inttypes.h>
typedef int16_t ogg_int16_t;
typedef u_int16_t ogg_uint16_t;
typedef int32_t ogg_int32_t;
typedef u_int32_t ogg_uint32_t;
typedef int64_t ogg_int64_t;
#elif defined (__EMX__)
/* OS/2 GCC */
typedef short ogg_int16_t;
typedef unsigned short ogg_uint16_t;
typedef int ogg_int32_t;
typedef unsigned int ogg_uint32_t;
typedef long long ogg_int64_t;
#elif defined (DJGPP)
/* DJGPP */
typedef short ogg_int16_t;
typedef int ogg_int32_t;
typedef unsigned int ogg_uint32_t;
typedef long long ogg_int64_t;
#elif defined(R5900)
/* PS2 EE */
typedef long ogg_int64_t;
typedef int ogg_int32_t;
typedef unsigned ogg_uint32_t;
typedef short ogg_int16_t;
#elif defined(__SYMBIAN32__)
/* Symbian GCC */
typedef signed short ogg_int16_t;
typedef unsigned short ogg_uint16_t;
typedef signed int ogg_int32_t;
typedef unsigned int ogg_uint32_t;
typedef long long int ogg_int64_t;
#else
# include <sys/types.h>
# include <ogg/config_types.h>
#endif
#endif /* _OS_TYPES_H */

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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>CFBundleDevelopmentRegion</key>
<string>English</string>
<key>CFBundleExecutable</key>
<string>ogg</string>
<key>CFBundleIdentifier</key>
<string>com.yourcompany.yourcocoaframework</string>
<key>CFBundleInfoDictionaryVersion</key>
<string>6.0</string>
<key>CFBundleName</key>
<string>ogg</string>
<key>CFBundlePackageType</key>
<string>FMWK</string>
<key>CFBundleSignature</key>
<string>????</string>
<key>CFBundleVersion</key>
<string>1.0</string>
</dict>
</plist>

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polymer/eduke32/source/jaudiolib/third-party/vorbis.framework/Versions/A/Headers/codec.h vendored Normal file
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/********************************************************************
* *
* THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE. *
* USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS *
* GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
* IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. *
* *
* THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2001 *
* by the XIPHOPHORUS Company http://www.xiph.org/ *
********************************************************************
function: libvorbis codec headers
last mod: $Id: codec.h 7485 2004-08-05 14:54:23Z thomasvs $
********************************************************************/
#ifndef _vorbis_codec_h_
#define _vorbis_codec_h_
#ifdef __cplusplus
extern "C"
{
#endif /* __cplusplus */
#include <ogg/ogg.h>
typedef struct vorbis_info{
int version;
int channels;
long rate;
/* The below bitrate declarations are *hints*.
Combinations of the three values carry the following implications:
all three set to the same value:
implies a fixed rate bitstream
only nominal set:
implies a VBR stream that averages the nominal bitrate. No hard
upper/lower limit
upper and or lower set:
implies a VBR bitstream that obeys the bitrate limits. nominal
may also be set to give a nominal rate.
none set:
the coder does not care to speculate.
*/
long bitrate_upper;
long bitrate_nominal;
long bitrate_lower;
long bitrate_window;
void *codec_setup;
} vorbis_info;
/* vorbis_dsp_state buffers the current vorbis audio
analysis/synthesis state. The DSP state belongs to a specific
logical bitstream ****************************************************/
typedef struct vorbis_dsp_state{
int analysisp;
vorbis_info *vi;
float **pcm;
float **pcmret;
int pcm_storage;
int pcm_current;
int pcm_returned;
int preextrapolate;
int eofflag;
long lW;
long W;
long nW;
long centerW;
ogg_int64_t granulepos;
ogg_int64_t sequence;
ogg_int64_t glue_bits;
ogg_int64_t time_bits;
ogg_int64_t floor_bits;
ogg_int64_t res_bits;
void *backend_state;
} vorbis_dsp_state;
typedef struct vorbis_block{
/* necessary stream state for linking to the framing abstraction */
float **pcm; /* this is a pointer into local storage */
oggpack_buffer opb;
long lW;
long W;
long nW;
int pcmend;
int mode;
int eofflag;
ogg_int64_t granulepos;
ogg_int64_t sequence;
vorbis_dsp_state *vd; /* For read-only access of configuration */
/* local storage to avoid remallocing; it's up to the mapping to
structure it */
void *localstore;
long localtop;
long localalloc;
long totaluse;
struct alloc_chain *reap;
/* bitmetrics for the frame */
long glue_bits;
long time_bits;
long floor_bits;
long res_bits;
void *internal;
} vorbis_block;
/* vorbis_block is a single block of data to be processed as part of
the analysis/synthesis stream; it belongs to a specific logical
bitstream, but is independant from other vorbis_blocks belonging to
that logical bitstream. *************************************************/
struct alloc_chain{
void *ptr;
struct alloc_chain *next;
};
/* vorbis_info contains all the setup information specific to the
specific compression/decompression mode in progress (eg,
psychoacoustic settings, channel setup, options, codebook
etc). vorbis_info and substructures are in backends.h.
*********************************************************************/
/* the comments are not part of vorbis_info so that vorbis_info can be
static storage */
typedef struct vorbis_comment{
/* unlimited user comment fields. libvorbis writes 'libvorbis'
whatever vendor is set to in encode */
char **user_comments;
int *comment_lengths;
int comments;
char *vendor;
} vorbis_comment;
/* libvorbis encodes in two abstraction layers; first we perform DSP
and produce a packet (see docs/analysis.txt). The packet is then
coded into a framed OggSquish bitstream by the second layer (see
docs/framing.txt). Decode is the reverse process; we sync/frame
the bitstream and extract individual packets, then decode the
packet back into PCM audio.
The extra framing/packetizing is used in streaming formats, such as
files. Over the net (such as with UDP), the framing and
packetization aren't necessary as they're provided by the transport
and the streaming layer is not used */
/* Vorbis PRIMITIVES: general ***************************************/
extern void vorbis_info_init(vorbis_info *vi);
extern void vorbis_info_clear(vorbis_info *vi);
extern int vorbis_info_blocksize(vorbis_info *vi,int zo);
extern void vorbis_comment_init(vorbis_comment *vc);
extern void vorbis_comment_add(vorbis_comment *vc, char *comment);
extern void vorbis_comment_add_tag(vorbis_comment *vc,
char *tag, char *contents);
extern char *vorbis_comment_query(vorbis_comment *vc, char *tag, int count);
extern int vorbis_comment_query_count(vorbis_comment *vc, char *tag);
extern void vorbis_comment_clear(vorbis_comment *vc);
extern int vorbis_block_init(vorbis_dsp_state *v, vorbis_block *vb);
extern int vorbis_block_clear(vorbis_block *vb);
extern void vorbis_dsp_clear(vorbis_dsp_state *v);
extern double vorbis_granule_time(vorbis_dsp_state *v,
ogg_int64_t granulepos);
/* Vorbis PRIMITIVES: analysis/DSP layer ****************************/
extern int vorbis_analysis_init(vorbis_dsp_state *v,vorbis_info *vi);
extern int vorbis_commentheader_out(vorbis_comment *vc, ogg_packet *op);
extern int vorbis_analysis_headerout(vorbis_dsp_state *v,
vorbis_comment *vc,
ogg_packet *op,
ogg_packet *op_comm,
ogg_packet *op_code);
extern float **vorbis_analysis_buffer(vorbis_dsp_state *v,int vals);
extern int vorbis_analysis_wrote(vorbis_dsp_state *v,int vals);
extern int vorbis_analysis_blockout(vorbis_dsp_state *v,vorbis_block *vb);
extern int vorbis_analysis(vorbis_block *vb,ogg_packet *op);
extern int vorbis_bitrate_addblock(vorbis_block *vb);
extern int vorbis_bitrate_flushpacket(vorbis_dsp_state *vd,
ogg_packet *op);
/* Vorbis PRIMITIVES: synthesis layer *******************************/
extern int vorbis_synthesis_headerin(vorbis_info *vi,vorbis_comment *vc,
ogg_packet *op);
extern int vorbis_synthesis_init(vorbis_dsp_state *v,vorbis_info *vi);
extern int vorbis_synthesis_restart(vorbis_dsp_state *v);
extern int vorbis_synthesis(vorbis_block *vb,ogg_packet *op);
extern int vorbis_synthesis_trackonly(vorbis_block *vb,ogg_packet *op);
extern int vorbis_synthesis_blockin(vorbis_dsp_state *v,vorbis_block *vb);
extern int vorbis_synthesis_pcmout(vorbis_dsp_state *v,float ***pcm);
extern int vorbis_synthesis_lapout(vorbis_dsp_state *v,float ***pcm);
extern int vorbis_synthesis_read(vorbis_dsp_state *v,int samples);
extern long vorbis_packet_blocksize(vorbis_info *vi,ogg_packet *op);
extern int vorbis_synthesis_halfrate(vorbis_info *v,int flag);
extern int vorbis_synthesis_halfrate_p(vorbis_info *v);
/* Vorbis ERRORS and return codes ***********************************/
#define OV_FALSE -1
#define OV_EOF -2
#define OV_HOLE -3
#define OV_EREAD -128
#define OV_EFAULT -129
#define OV_EIMPL -130
#define OV_EINVAL -131
#define OV_ENOTVORBIS -132
#define OV_EBADHEADER -133
#define OV_EVERSION -134
#define OV_ENOTAUDIO -135
#define OV_EBADPACKET -136
#define OV_EBADLINK -137
#define OV_ENOSEEK -138
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif

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/********************************************************************
* *
* THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE. *
* USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS *
* GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
* IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. *
* *
* THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2001 *
* by the XIPHOPHORUS Company http://www.xiph.org/ *
* *
********************************************************************
function: vorbis encode-engine setup
last mod: $Id: vorbisenc.h 7485 2004-08-05 14:54:23Z thomasvs $
********************************************************************/
#ifndef _OV_ENC_H_
#define _OV_ENC_H_
#ifdef __cplusplus
extern "C"
{
#endif /* __cplusplus */
#include "codec.h"
extern int vorbis_encode_init(vorbis_info *vi,
long channels,
long rate,
long max_bitrate,
long nominal_bitrate,
long min_bitrate);
extern int vorbis_encode_setup_managed(vorbis_info *vi,
long channels,
long rate,
long max_bitrate,
long nominal_bitrate,
long min_bitrate);
extern int vorbis_encode_setup_vbr(vorbis_info *vi,
long channels,
long rate,
float quality /* quality level from 0. (lo) to 1. (hi) */
);
extern int vorbis_encode_init_vbr(vorbis_info *vi,
long channels,
long rate,
float base_quality /* quality level from 0. (lo) to 1. (hi) */
);
extern int vorbis_encode_setup_init(vorbis_info *vi);
extern int vorbis_encode_ctl(vorbis_info *vi,int number,void *arg);
/* deprecated rate management supported only for compatability */
#define OV_ECTL_RATEMANAGE_GET 0x10
#define OV_ECTL_RATEMANAGE_SET 0x11
#define OV_ECTL_RATEMANAGE_AVG 0x12
#define OV_ECTL_RATEMANAGE_HARD 0x13
struct ovectl_ratemanage_arg {
int management_active;
long bitrate_hard_min;
long bitrate_hard_max;
double bitrate_hard_window;
long bitrate_av_lo;
long bitrate_av_hi;
double bitrate_av_window;
double bitrate_av_window_center;
};
/* new rate setup */
#define OV_ECTL_RATEMANAGE2_GET 0x14
#define OV_ECTL_RATEMANAGE2_SET 0x15
struct ovectl_ratemanage2_arg {
int management_active;
long bitrate_limit_min_kbps;
long bitrate_limit_max_kbps;
long bitrate_limit_reservoir_bits;
double bitrate_limit_reservoir_bias;
long bitrate_average_kbps;
double bitrate_average_damping;
};
#define OV_ECTL_LOWPASS_GET 0x20
#define OV_ECTL_LOWPASS_SET 0x21
#define OV_ECTL_IBLOCK_GET 0x30
#define OV_ECTL_IBLOCK_SET 0x31
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif

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/********************************************************************
* *
* THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE. *
* USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS *
* GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
* IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. *
* *
* THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2001 *
* by the XIPHOPHORUS Company http://www.xiph.org/ *
* *
********************************************************************
function: stdio-based convenience library for opening/seeking/decoding
last mod: $Id: vorbisfile.h 7485 2004-08-05 14:54:23Z thomasvs $
********************************************************************/
#ifndef _OV_FILE_H_
#define _OV_FILE_H_
#ifdef __cplusplus
extern "C"
{
#endif /* __cplusplus */
#include <stdio.h>
#include "codec.h"
/* The function prototypes for the callbacks are basically the same as for
* the stdio functions fread, fseek, fclose, ftell.
* The one difference is that the FILE * arguments have been replaced with
* a void * - this is to be used as a pointer to whatever internal data these
* functions might need. In the stdio case, it's just a FILE * cast to a void *
*
* If you use other functions, check the docs for these functions and return
* the right values. For seek_func(), you *MUST* return -1 if the stream is
* unseekable
*/
typedef struct {
size_t (*read_func) (void *ptr, size_t size, size_t nmemb, void *datasource);
int (*seek_func) (void *datasource, ogg_int64_t offset, int whence);
int (*close_func) (void *datasource);
long (*tell_func) (void *datasource);
} ov_callbacks;
#define NOTOPEN 0
#define PARTOPEN 1
#define OPENED 2
#define STREAMSET 3
#define INITSET 4
typedef struct OggVorbis_File {
void *datasource; /* Pointer to a FILE *, etc. */
int seekable;
ogg_int64_t offset;
ogg_int64_t end;
ogg_sync_state oy;
/* If the FILE handle isn't seekable (eg, a pipe), only the current
stream appears */
int links;
ogg_int64_t *offsets;
ogg_int64_t *dataoffsets;
long *serialnos;
ogg_int64_t *pcmlengths; /* overloaded to maintain binary
compatability; x2 size, stores both
beginning and end values */
vorbis_info *vi;
vorbis_comment *vc;
/* Decoding working state local storage */
ogg_int64_t pcm_offset;
int ready_state;
long current_serialno;
int current_link;
double bittrack;
double samptrack;
ogg_stream_state os; /* take physical pages, weld into a logical
stream of packets */
vorbis_dsp_state vd; /* central working state for the packet->PCM decoder */
vorbis_block vb; /* local working space for packet->PCM decode */
ov_callbacks callbacks;
} OggVorbis_File;
extern int ov_clear(OggVorbis_File *vf);
extern int ov_open(FILE *f,OggVorbis_File *vf,char *initial,long ibytes);
extern int ov_open_callbacks(void *datasource, OggVorbis_File *vf,
char *initial, long ibytes, ov_callbacks callbacks);
extern int ov_test(FILE *f,OggVorbis_File *vf,char *initial,long ibytes);
extern int ov_test_callbacks(void *datasource, OggVorbis_File *vf,
char *initial, long ibytes, ov_callbacks callbacks);
extern int ov_test_open(OggVorbis_File *vf);
extern long ov_bitrate(OggVorbis_File *vf,int i);
extern long ov_bitrate_instant(OggVorbis_File *vf);
extern long ov_streams(OggVorbis_File *vf);
extern long ov_seekable(OggVorbis_File *vf);
extern long ov_serialnumber(OggVorbis_File *vf,int i);
extern ogg_int64_t ov_raw_total(OggVorbis_File *vf,int i);
extern ogg_int64_t ov_pcm_total(OggVorbis_File *vf,int i);
extern double ov_time_total(OggVorbis_File *vf,int i);
extern int ov_raw_seek(OggVorbis_File *vf,ogg_int64_t pos);
extern int ov_pcm_seek(OggVorbis_File *vf,ogg_int64_t pos);
extern int ov_pcm_seek_page(OggVorbis_File *vf,ogg_int64_t pos);
extern int ov_time_seek(OggVorbis_File *vf,double pos);
extern int ov_time_seek_page(OggVorbis_File *vf,double pos);
extern int ov_raw_seek_lap(OggVorbis_File *vf,ogg_int64_t pos);
extern int ov_pcm_seek_lap(OggVorbis_File *vf,ogg_int64_t pos);
extern int ov_pcm_seek_page_lap(OggVorbis_File *vf,ogg_int64_t pos);
extern int ov_time_seek_lap(OggVorbis_File *vf,double pos);
extern int ov_time_seek_page_lap(OggVorbis_File *vf,double pos);
extern ogg_int64_t ov_raw_tell(OggVorbis_File *vf);
extern ogg_int64_t ov_pcm_tell(OggVorbis_File *vf);
extern double ov_time_tell(OggVorbis_File *vf);
extern vorbis_info *ov_info(OggVorbis_File *vf,int link);
extern vorbis_comment *ov_comment(OggVorbis_File *vf,int link);
extern long ov_read_float(OggVorbis_File *vf,float ***pcm_channels,int samples,
int *bitstream);
extern long ov_read(OggVorbis_File *vf,char *buffer,int length,
int bigendianp,int word,int sgned,int *bitstream);
extern int ov_crosslap(OggVorbis_File *vf1,OggVorbis_File *vf2);
extern int ov_halfrate(OggVorbis_File *vf,int flag);
extern int ov_halfrate_p(OggVorbis_File *vf);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif

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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>CFBundleDevelopmentRegion</key>
<string>English</string>
<key>CFBundleExecutable</key>
<string>vorbis</string>
<key>CFBundleIdentifier</key>
<string>com.yourcompany.yourcocoaframework</string>
<key>CFBundleInfoDictionaryVersion</key>
<string>6.0</string>
<key>CFBundleName</key>
<string>vorbis</string>
<key>CFBundlePackageType</key>
<string>FMWK</string>
<key>CFBundleSignature</key>
<string>????</string>
<key>CFBundleVersion</key>
<string>1.0</string>
</dict>
</plist>

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