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/**
* OpenAL cross platform audio library
* Copyright (C) 1999-2007 by authors.
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
* Or go to http://www.gnu.org/copyleft/lgpl.html
*/
#include "config.h"
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include "alExtension.h"
#include "alError.h"
#include "alMain.h"
#include "alFilter.h"
#include "alEffect.h"
#include "alAuxEffectSlot.h"
#include "alSource.h"
#include "alBuffer.h"
#include "AL/al.h"
#include "AL/alc.h"
static ALfunction function[]= {
{ "alEnable", (ALvoid *) alEnable },
{ "alDisable", (ALvoid *) alDisable },
{ "alIsEnabled", (ALvoid *) alIsEnabled },
{ "alGetString", (ALvoid *) alGetString },
{ "alGetBooleanv", (ALvoid *) alGetBooleanv },
{ "alGetIntegerv", (ALvoid *) alGetIntegerv },
{ "alGetFloatv", (ALvoid *) alGetFloatv },
{ "alGetDoublev", (ALvoid *) alGetDoublev },
{ "alGetBoolean", (ALvoid *) alGetBoolean },
{ "alGetInteger", (ALvoid *) alGetInteger },
{ "alGetFloat", (ALvoid *) alGetFloat },
{ "alGetDouble", (ALvoid *) alGetDouble },
{ "alGetError", (ALvoid *) alGetError },
{ "alIsExtensionPresent", (ALvoid *) alIsExtensionPresent },
{ "alGetProcAddress", (ALvoid *) alGetProcAddress },
{ "alGetEnumValue", (ALvoid *) alGetEnumValue },
{ "alListenerf", (ALvoid *) alListenerf },
{ "alListener3f", (ALvoid *) alListener3f },
{ "alListenerfv", (ALvoid *) alListenerfv },
{ "alListeneri", (ALvoid *) alListeneri },
{ "alListener3i", (ALvoid *) alListener3i },
{ "alListeneriv", (ALvoid *) alListeneriv },
{ "alGetListenerf", (ALvoid *) alGetListenerf },
{ "alGetListener3f", (ALvoid *) alGetListener3f },
{ "alGetListenerfv", (ALvoid *) alGetListenerfv },
{ "alGetListeneri", (ALvoid *) alGetListeneri },
{ "alGetListener3i", (ALvoid *) alGetListener3i },
{ "alGetListeneriv", (ALvoid *) alGetListeneriv },
{ "alGenSources", (ALvoid *) alGenSources },
{ "alDeleteSources", (ALvoid *) alDeleteSources },
{ "alIsSource", (ALvoid *) alIsSource },
{ "alSourcef", (ALvoid *) alSourcef },
{ "alSource3f", (ALvoid *) alSource3f },
{ "alSourcefv", (ALvoid *) alSourcefv },
{ "alSourcei", (ALvoid *) alSourcei },
{ "alSource3i", (ALvoid *) alSource3i },
{ "alSourceiv", (ALvoid *) alSourceiv },
{ "alGetSourcef", (ALvoid *) alGetSourcef },
{ "alGetSource3f", (ALvoid *) alGetSource3f },
{ "alGetSourcefv", (ALvoid *) alGetSourcefv },
{ "alGetSourcei", (ALvoid *) alGetSourcei },
{ "alGetSource3i", (ALvoid *) alGetSource3i },
{ "alGetSourceiv", (ALvoid *) alGetSourceiv },
{ "alSourcePlayv", (ALvoid *) alSourcePlayv },
{ "alSourceStopv", (ALvoid *) alSourceStopv },
{ "alSourceRewindv", (ALvoid *) alSourceRewindv },
{ "alSourcePausev", (ALvoid *) alSourcePausev },
{ "alSourcePlay", (ALvoid *) alSourcePlay },
{ "alSourceStop", (ALvoid *) alSourceStop },
{ "alSourceRewind", (ALvoid *) alSourceRewind },
{ "alSourcePause", (ALvoid *) alSourcePause },
{ "alSourceQueueBuffers", (ALvoid *) alSourceQueueBuffers },
{ "alSourceUnqueueBuffers", (ALvoid *) alSourceUnqueueBuffers },
{ "alGenBuffers", (ALvoid *) alGenBuffers },
{ "alDeleteBuffers", (ALvoid *) alDeleteBuffers },
{ "alIsBuffer", (ALvoid *) alIsBuffer },
{ "alBufferData", (ALvoid *) alBufferData },
{ "alBufferf", (ALvoid *) alBufferf },
{ "alBuffer3f", (ALvoid *) alBuffer3f },
{ "alBufferfv", (ALvoid *) alBufferfv },
{ "alBufferi", (ALvoid *) alBufferi },
{ "alBuffer3i", (ALvoid *) alBuffer3i },
{ "alBufferiv", (ALvoid *) alBufferiv },
{ "alGetBufferf", (ALvoid *) alGetBufferf },
{ "alGetBuffer3f", (ALvoid *) alGetBuffer3f },
{ "alGetBufferfv", (ALvoid *) alGetBufferfv },
{ "alGetBufferi", (ALvoid *) alGetBufferi },
{ "alGetBuffer3i", (ALvoid *) alGetBuffer3i },
{ "alGetBufferiv", (ALvoid *) alGetBufferiv },
{ "alDopplerFactor", (ALvoid *) alDopplerFactor },
{ "alDopplerVelocity", (ALvoid *) alDopplerVelocity },
{ "alSpeedOfSound", (ALvoid *) alSpeedOfSound },
{ "alDistanceModel", (ALvoid *) alDistanceModel },
{ "alGenFilters", (ALvoid *) alGenFilters },
{ "alDeleteFilters", (ALvoid *) alDeleteFilters },
{ "alIsFilter", (ALvoid *) alIsFilter },
{ "alFilteri", (ALvoid *) alFilteri },
{ "alFilteriv", (ALvoid *) alFilteriv },
{ "alFilterf", (ALvoid *) alFilterf },
{ "alFilterfv", (ALvoid *) alFilterfv },
{ "alGetFilteri", (ALvoid *) alGetFilteri },
{ "alGetFilteriv", (ALvoid *) alGetFilteriv },
{ "alGetFilterf", (ALvoid *) alGetFilterf },
{ "alGetFilterfv", (ALvoid *) alGetFilterfv },
{ "alGenEffects", (ALvoid *) alGenEffects },
{ "alDeleteEffects", (ALvoid *) alDeleteEffects },
{ "alIsEffect", (ALvoid *) alIsEffect },
{ "alEffecti", (ALvoid *) alEffecti },
{ "alEffectiv", (ALvoid *) alEffectiv },
{ "alEffectf", (ALvoid *) alEffectf },
{ "alEffectfv", (ALvoid *) alEffectfv },
{ "alGetEffecti", (ALvoid *) alGetEffecti },
{ "alGetEffectiv", (ALvoid *) alGetEffectiv },
{ "alGetEffectf", (ALvoid *) alGetEffectf },
{ "alGetEffectfv", (ALvoid *) alGetEffectfv },
{ "alGenAuxiliaryEffectSlots", (ALvoid *) alGenAuxiliaryEffectSlots },
{ "alDeleteAuxiliaryEffectSlots",(ALvoid *) alDeleteAuxiliaryEffectSlots},
{ "alIsAuxiliaryEffectSlot", (ALvoid *) alIsAuxiliaryEffectSlot },
{ "alAuxiliaryEffectSloti", (ALvoid *) alAuxiliaryEffectSloti },
{ "alAuxiliaryEffectSlotiv", (ALvoid *) alAuxiliaryEffectSlotiv },
{ "alAuxiliaryEffectSlotf", (ALvoid *) alAuxiliaryEffectSlotf },
{ "alAuxiliaryEffectSlotfv", (ALvoid *) alAuxiliaryEffectSlotfv },
{ "alGetAuxiliaryEffectSloti", (ALvoid *) alGetAuxiliaryEffectSloti },
{ "alGetAuxiliaryEffectSlotiv", (ALvoid *) alGetAuxiliaryEffectSlotiv},
{ "alGetAuxiliaryEffectSlotf", (ALvoid *) alGetAuxiliaryEffectSlotf },
{ "alGetAuxiliaryEffectSlotfv", (ALvoid *) alGetAuxiliaryEffectSlotfv},
{ "alBufferSubDataEXT", (ALvoid *) alBufferSubDataEXT },
{ NULL, (ALvoid *) NULL } };
static ALenums enumeration[]={
// Types
{ (ALchar *)"AL_INVALID", AL_INVALID },
{ (ALchar *)"AL_NONE", AL_NONE },
{ (ALchar *)"AL_FALSE", AL_FALSE },
{ (ALchar *)"AL_TRUE", AL_TRUE },
// Source and Listener Properties
{ (ALchar *)"AL_SOURCE_RELATIVE", AL_SOURCE_RELATIVE },
{ (ALchar *)"AL_CONE_INNER_ANGLE", AL_CONE_INNER_ANGLE },
{ (ALchar *)"AL_CONE_OUTER_ANGLE", AL_CONE_OUTER_ANGLE },
{ (ALchar *)"AL_PITCH", AL_PITCH },
{ (ALchar *)"AL_POSITION", AL_POSITION },
{ (ALchar *)"AL_DIRECTION", AL_DIRECTION },
{ (ALchar *)"AL_VELOCITY", AL_VELOCITY },
{ (ALchar *)"AL_LOOPING", AL_LOOPING },
{ (ALchar *)"AL_BUFFER", AL_BUFFER },
{ (ALchar *)"AL_GAIN", AL_GAIN },
{ (ALchar *)"AL_MIN_GAIN", AL_MIN_GAIN },
{ (ALchar *)"AL_MAX_GAIN", AL_MAX_GAIN },
{ (ALchar *)"AL_ORIENTATION", AL_ORIENTATION },
{ (ALchar *)"AL_REFERENCE_DISTANCE", AL_REFERENCE_DISTANCE },
{ (ALchar *)"AL_ROLLOFF_FACTOR", AL_ROLLOFF_FACTOR },
{ (ALchar *)"AL_CONE_OUTER_GAIN", AL_CONE_OUTER_GAIN },
{ (ALchar *)"AL_MAX_DISTANCE", AL_MAX_DISTANCE },
{ (ALchar *)"AL_SEC_OFFSET", AL_SEC_OFFSET },
{ (ALchar *)"AL_SAMPLE_OFFSET", AL_SAMPLE_OFFSET },
{ (ALchar *)"AL_BYTE_OFFSET", AL_BYTE_OFFSET },
{ (ALchar *)"AL_SOURCE_TYPE", AL_SOURCE_TYPE },
{ (ALchar *)"AL_STATIC", AL_STATIC },
{ (ALchar *)"AL_STREAMING", AL_STREAMING },
{ (ALchar *)"AL_UNDETERMINED", AL_UNDETERMINED },
{ (ALchar *)"AL_METERS_PER_UNIT", AL_METERS_PER_UNIT },
// Source EFX Properties
{ (ALchar *)"AL_DIRECT_FILTER", AL_DIRECT_FILTER },
{ (ALchar *)"AL_AUXILIARY_SEND_FILTER", AL_AUXILIARY_SEND_FILTER },
{ (ALchar *)"AL_AIR_ABSORPTION_FACTOR", AL_AIR_ABSORPTION_FACTOR },
{ (ALchar *)"AL_ROOM_ROLLOFF_FACTOR", AL_ROOM_ROLLOFF_FACTOR },
{ (ALchar *)"AL_CONE_OUTER_GAINHF", AL_CONE_OUTER_GAINHF },
{ (ALchar *)"AL_DIRECT_FILTER_GAINHF_AUTO", AL_DIRECT_FILTER_GAINHF_AUTO },
{ (ALchar *)"AL_AUXILIARY_SEND_FILTER_GAIN_AUTO", AL_AUXILIARY_SEND_FILTER_GAIN_AUTO },
{ (ALchar *)"AL_AUXILIARY_SEND_FILTER_GAINHF_AUTO", AL_AUXILIARY_SEND_FILTER_GAINHF_AUTO},
// Source State information
{ (ALchar *)"AL_SOURCE_STATE", AL_SOURCE_STATE },
{ (ALchar *)"AL_INITIAL", AL_INITIAL },
{ (ALchar *)"AL_PLAYING", AL_PLAYING },
{ (ALchar *)"AL_PAUSED", AL_PAUSED },
{ (ALchar *)"AL_STOPPED", AL_STOPPED },
// Queue information
{ (ALchar *)"AL_BUFFERS_QUEUED", AL_BUFFERS_QUEUED },
{ (ALchar *)"AL_BUFFERS_PROCESSED", AL_BUFFERS_PROCESSED },
// Buffer Formats
{ (ALchar *)"AL_FORMAT_MONO8", AL_FORMAT_MONO8 },
{ (ALchar *)"AL_FORMAT_MONO16", AL_FORMAT_MONO16 },
{ (ALchar *)"AL_FORMAT_MONO_FLOAT32", AL_FORMAT_MONO_FLOAT32 },
{ (ALchar *)"AL_FORMAT_STEREO8", AL_FORMAT_STEREO8 },
{ (ALchar *)"AL_FORMAT_STEREO16", AL_FORMAT_STEREO16 },
{ (ALchar *)"AL_FORMAT_STEREO_FLOAT32", AL_FORMAT_STEREO_FLOAT32 },
{ (ALchar *)"AL_FORMAT_MONO_IMA4", AL_FORMAT_MONO_IMA4 },
{ (ALchar *)"AL_FORMAT_STEREO_IMA4", AL_FORMAT_STEREO_IMA4 },
{ (ALchar *)"AL_FORMAT_QUAD8_LOKI", AL_FORMAT_QUAD8_LOKI },
{ (ALchar *)"AL_FORMAT_QUAD16_LOKI", AL_FORMAT_QUAD16_LOKI },
{ (ALchar *)"AL_FORMAT_QUAD8", AL_FORMAT_QUAD8 },
{ (ALchar *)"AL_FORMAT_QUAD16", AL_FORMAT_QUAD16 },
{ (ALchar *)"AL_FORMAT_QUAD32", AL_FORMAT_QUAD32 },
{ (ALchar *)"AL_FORMAT_51CHN8", AL_FORMAT_51CHN8 },
{ (ALchar *)"AL_FORMAT_51CHN16", AL_FORMAT_51CHN16 },
{ (ALchar *)"AL_FORMAT_51CHN32", AL_FORMAT_51CHN32 },
{ (ALchar *)"AL_FORMAT_61CHN8", AL_FORMAT_61CHN8 },
{ (ALchar *)"AL_FORMAT_61CHN16", AL_FORMAT_61CHN16 },
{ (ALchar *)"AL_FORMAT_61CHN32", AL_FORMAT_61CHN32 },
{ (ALchar *)"AL_FORMAT_71CHN8", AL_FORMAT_71CHN8 },
{ (ALchar *)"AL_FORMAT_71CHN16", AL_FORMAT_71CHN16 },
{ (ALchar *)"AL_FORMAT_71CHN32", AL_FORMAT_71CHN32 },
{ (ALchar *)"AL_FORMAT_REAR8", AL_FORMAT_REAR8 },
{ (ALchar *)"AL_FORMAT_REAR16", AL_FORMAT_REAR16 },
{ (ALchar *)"AL_FORMAT_REAR32", AL_FORMAT_REAR32 },
// Buffer attributes
{ (ALchar *)"AL_FREQUENCY", AL_FREQUENCY },
{ (ALchar *)"AL_BITS", AL_BITS },
{ (ALchar *)"AL_CHANNELS", AL_CHANNELS },
{ (ALchar *)"AL_SIZE", AL_SIZE },
// Buffer States (not supported yet)
{ (ALchar *)"AL_UNUSED", AL_UNUSED },
{ (ALchar *)"AL_PENDING", AL_PENDING },
{ (ALchar *)"AL_PROCESSED", AL_PROCESSED },
// AL Error Messages
{ (ALchar *)"AL_NO_ERROR", AL_NO_ERROR },
{ (ALchar *)"AL_INVALID_NAME", AL_INVALID_NAME },
{ (ALchar *)"AL_INVALID_ENUM", AL_INVALID_ENUM },
{ (ALchar *)"AL_INVALID_VALUE", AL_INVALID_VALUE },
{ (ALchar *)"AL_INVALID_OPERATION", AL_INVALID_OPERATION },
{ (ALchar *)"AL_OUT_OF_MEMORY", AL_OUT_OF_MEMORY },
// Context strings
{ (ALchar *)"AL_VENDOR", AL_VENDOR },
{ (ALchar *)"AL_VERSION", AL_VERSION },
{ (ALchar *)"AL_RENDERER", AL_RENDERER },
{ (ALchar *)"AL_EXTENSIONS", AL_EXTENSIONS },
// Global states
{ (ALchar *)"AL_DOPPLER_FACTOR", AL_DOPPLER_FACTOR },
{ (ALchar *)"AL_DOPPLER_VELOCITY", AL_DOPPLER_VELOCITY },
{ (ALchar *)"AL_DISTANCE_MODEL", AL_DISTANCE_MODEL },
{ (ALchar *)"AL_SPEED_OF_SOUND", AL_SPEED_OF_SOUND },
// Distance Models
{ (ALchar *)"AL_INVERSE_DISTANCE", AL_INVERSE_DISTANCE },
{ (ALchar *)"AL_INVERSE_DISTANCE_CLAMPED", AL_INVERSE_DISTANCE_CLAMPED },
{ (ALchar *)"AL_LINEAR_DISTANCE", AL_LINEAR_DISTANCE },
{ (ALchar *)"AL_LINEAR_DISTANCE_CLAMPED", AL_LINEAR_DISTANCE_CLAMPED },
{ (ALchar *)"AL_EXPONENT_DISTANCE", AL_EXPONENT_DISTANCE },
{ (ALchar *)"AL_EXPONENT_DISTANCE_CLAMPED", AL_EXPONENT_DISTANCE_CLAMPED },
// Filter types
{ (ALchar *)"AL_FILTER_TYPE", AL_FILTER_TYPE },
{ (ALchar *)"AL_FILTER_NULL", AL_FILTER_NULL },
{ (ALchar *)"AL_FILTER_LOWPASS", AL_FILTER_LOWPASS },
{ (ALchar *)"AL_FILTER_HIGHPASS", AL_FILTER_HIGHPASS },
{ (ALchar *)"AL_FILTER_BANDPASS", AL_FILTER_BANDPASS },
// Filter params
{ (ALchar *)"AL_LOWPASS_GAIN", AL_LOWPASS_GAIN },
{ (ALchar *)"AL_LOWPASS_GAINHF", AL_LOWPASS_GAINHF },
// Effect types
{ (ALchar *)"AL_EFFECT_TYPE", AL_EFFECT_TYPE },
{ (ALchar *)"AL_EFFECT_NULL", AL_EFFECT_NULL },
{ (ALchar *)"AL_EFFECT_REVERB", AL_EFFECT_REVERB },
{ (ALchar *)"AL_EFFECT_CHORUS", AL_EFFECT_CHORUS },
{ (ALchar *)"AL_EFFECT_DISTORTION", AL_EFFECT_DISTORTION },
{ (ALchar *)"AL_EFFECT_ECHO", AL_EFFECT_ECHO },
{ (ALchar *)"AL_EFFECT_FLANGER", AL_EFFECT_FLANGER },
{ (ALchar *)"AL_EFFECT_FREQUENCY_SHIFTER", AL_EFFECT_FREQUENCY_SHIFTER },
{ (ALchar *)"AL_EFFECT_VOCAL_MORPHER", AL_EFFECT_VOCAL_MORPHER },
{ (ALchar *)"AL_EFFECT_PITCH_SHIFTER", AL_EFFECT_PITCH_SHIFTER },
{ (ALchar *)"AL_EFFECT_RING_MODULATOR", AL_EFFECT_RING_MODULATOR },
{ (ALchar *)"AL_EFFECT_AUTOWAH", AL_EFFECT_AUTOWAH },
{ (ALchar *)"AL_EFFECT_COMPRESSOR", AL_EFFECT_COMPRESSOR },
{ (ALchar *)"AL_EFFECT_EQUALIZER", AL_EFFECT_EQUALIZER },
// Reverb params
{ (ALchar *)"AL_REVERB_DENSITY", AL_REVERB_DENSITY },
{ (ALchar *)"AL_REVERB_DIFFUSION", AL_REVERB_DIFFUSION },
{ (ALchar *)"AL_REVERB_GAIN", AL_REVERB_GAIN },
{ (ALchar *)"AL_REVERB_GAINHF", AL_REVERB_GAINHF },
{ (ALchar *)"AL_REVERB_DECAY_TIME", AL_REVERB_DECAY_TIME },
{ (ALchar *)"AL_REVERB_DECAY_HFRATIO", AL_REVERB_DECAY_HFRATIO },
{ (ALchar *)"AL_REVERB_REFLECTIONS_GAIN", AL_REVERB_REFLECTIONS_GAIN },
{ (ALchar *)"AL_REVERB_REFLECTIONS_DELAY", AL_REVERB_REFLECTIONS_DELAY },
{ (ALchar *)"AL_REVERB_LATE_REVERB_GAIN", AL_REVERB_LATE_REVERB_GAIN },
{ (ALchar *)"AL_REVERB_LATE_REVERB_DELAY", AL_REVERB_LATE_REVERB_DELAY },
{ (ALchar *)"AL_REVERB_AIR_ABSORPTION_GAINHF", AL_REVERB_AIR_ABSORPTION_GAINHF },
{ (ALchar *)"AL_REVERB_ROOM_ROLLOFF_FACTOR", AL_REVERB_ROOM_ROLLOFF_FACTOR },
{ (ALchar *)"AL_REVERB_DECAY_HFLIMIT", AL_REVERB_DECAY_HFLIMIT },
// Default
{ (ALchar *)NULL, (ALenum)0 }
};
ALAPI ALboolean ALAPIENTRY alIsExtensionPresent(const ALchar *extName)
{
ALboolean bIsSupported = AL_FALSE;
ALCcontext *pContext;
const char *ptr;
size_t len;
if (!extName)
{
alSetError(AL_INVALID_VALUE);
return AL_FALSE;
}
pContext = alcGetCurrentContext();
if(!pContext)
{
alSetError(AL_INVALID_OPERATION);
return AL_FALSE;
}
SuspendContext(pContext);
len = strlen(extName);
ptr = pContext->ExtensionList;
while(ptr && *ptr)
{
if(strncasecmp(ptr, extName, len) == 0 &&
(ptr[len] == '\0' || isspace(ptr[len])))
{
bIsSupported = AL_TRUE;
break;
}
if((ptr=strchr(ptr, ' ')) != NULL)
{
do {
++ptr;
} while(isspace(*ptr));
}
}
ProcessContext(pContext);
return bIsSupported;
}
ALAPI ALvoid * ALAPIENTRY alGetProcAddress(const ALchar *funcName)
{
ALsizei i = 0;
while(function[i].funcName &&
strcmp((char*)function[i].funcName, (char*)funcName) != 0)
i++;
return function[i].address;
}
/* NOTE: This function must be able to run without a context! */
ALAPI ALenum ALAPIENTRY alGetEnumValue(const ALchar *enumName)
{
ALsizei i = 0;
while(enumeration[i].enumName &&
strcmp(enumeration[i].enumName, enumName) != 0)
i++;
return enumeration[i].value;
}
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