fc4c867f27
Note that this is an in-development extension, as noted by the EXTX moniker instead of EXT. It's behavior is subject to change, and the extension string will be removed (replaced with the official string once it's finalized). Developers are discouraged from using this in production code, though feel free to play around with it.
391 lines
23 KiB
C
391 lines
23 KiB
C
/**
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* OpenAL cross platform audio library
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* Copyright (C) 1999-2007 by authors.
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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* Or go to http://www.gnu.org/copyleft/lgpl.html
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*/
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#include "config.h"
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#include "alExtension.h"
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#include "alError.h"
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#include "alMain.h"
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#include "alFilter.h"
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#include "alEffect.h"
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#include "alAuxEffectSlot.h"
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#include "alSource.h"
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#include "alBuffer.h"
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#include "AL/al.h"
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#include "AL/alc.h"
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static ALfunction function[]= {
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{ "alEnable", (ALvoid *) alEnable },
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{ "alDisable", (ALvoid *) alDisable },
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{ "alIsEnabled", (ALvoid *) alIsEnabled },
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{ "alGetString", (ALvoid *) alGetString },
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{ "alGetBooleanv", (ALvoid *) alGetBooleanv },
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{ "alGetIntegerv", (ALvoid *) alGetIntegerv },
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{ "alGetFloatv", (ALvoid *) alGetFloatv },
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{ "alGetDoublev", (ALvoid *) alGetDoublev },
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{ "alGetBoolean", (ALvoid *) alGetBoolean },
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{ "alGetInteger", (ALvoid *) alGetInteger },
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{ "alGetFloat", (ALvoid *) alGetFloat },
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{ "alGetDouble", (ALvoid *) alGetDouble },
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{ "alGetError", (ALvoid *) alGetError },
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{ "alIsExtensionPresent", (ALvoid *) alIsExtensionPresent },
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{ "alGetProcAddress", (ALvoid *) alGetProcAddress },
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{ "alGetEnumValue", (ALvoid *) alGetEnumValue },
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{ "alListenerf", (ALvoid *) alListenerf },
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{ "alListener3f", (ALvoid *) alListener3f },
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{ "alListenerfv", (ALvoid *) alListenerfv },
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{ "alListeneri", (ALvoid *) alListeneri },
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{ "alListener3i", (ALvoid *) alListener3i },
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{ "alListeneriv", (ALvoid *) alListeneriv },
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{ "alGetListenerf", (ALvoid *) alGetListenerf },
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{ "alGetListener3f", (ALvoid *) alGetListener3f },
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{ "alGetListenerfv", (ALvoid *) alGetListenerfv },
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{ "alGetListeneri", (ALvoid *) alGetListeneri },
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{ "alGetListener3i", (ALvoid *) alGetListener3i },
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{ "alGetListeneriv", (ALvoid *) alGetListeneriv },
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{ "alGenSources", (ALvoid *) alGenSources },
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{ "alDeleteSources", (ALvoid *) alDeleteSources },
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{ "alIsSource", (ALvoid *) alIsSource },
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{ "alSourcef", (ALvoid *) alSourcef },
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{ "alSource3f", (ALvoid *) alSource3f },
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{ "alSourcefv", (ALvoid *) alSourcefv },
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{ "alSourcei", (ALvoid *) alSourcei },
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{ "alSource3i", (ALvoid *) alSource3i },
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{ "alSourceiv", (ALvoid *) alSourceiv },
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{ "alGetSourcef", (ALvoid *) alGetSourcef },
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{ "alGetSource3f", (ALvoid *) alGetSource3f },
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{ "alGetSourcefv", (ALvoid *) alGetSourcefv },
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{ "alGetSourcei", (ALvoid *) alGetSourcei },
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{ "alGetSource3i", (ALvoid *) alGetSource3i },
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{ "alGetSourceiv", (ALvoid *) alGetSourceiv },
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{ "alSourcePlayv", (ALvoid *) alSourcePlayv },
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{ "alSourceStopv", (ALvoid *) alSourceStopv },
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{ "alSourceRewindv", (ALvoid *) alSourceRewindv },
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{ "alSourcePausev", (ALvoid *) alSourcePausev },
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{ "alSourcePlay", (ALvoid *) alSourcePlay },
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{ "alSourceStop", (ALvoid *) alSourceStop },
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{ "alSourceRewind", (ALvoid *) alSourceRewind },
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{ "alSourcePause", (ALvoid *) alSourcePause },
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{ "alSourceQueueBuffers", (ALvoid *) alSourceQueueBuffers },
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{ "alSourceUnqueueBuffers", (ALvoid *) alSourceUnqueueBuffers },
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{ "alGenBuffers", (ALvoid *) alGenBuffers },
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{ "alDeleteBuffers", (ALvoid *) alDeleteBuffers },
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{ "alIsBuffer", (ALvoid *) alIsBuffer },
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{ "alBufferData", (ALvoid *) alBufferData },
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{ "alBufferf", (ALvoid *) alBufferf },
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{ "alBuffer3f", (ALvoid *) alBuffer3f },
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{ "alBufferfv", (ALvoid *) alBufferfv },
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{ "alBufferi", (ALvoid *) alBufferi },
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{ "alBuffer3i", (ALvoid *) alBuffer3i },
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{ "alBufferiv", (ALvoid *) alBufferiv },
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{ "alGetBufferf", (ALvoid *) alGetBufferf },
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{ "alGetBuffer3f", (ALvoid *) alGetBuffer3f },
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{ "alGetBufferfv", (ALvoid *) alGetBufferfv },
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{ "alGetBufferi", (ALvoid *) alGetBufferi },
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{ "alGetBuffer3i", (ALvoid *) alGetBuffer3i },
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{ "alGetBufferiv", (ALvoid *) alGetBufferiv },
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{ "alDopplerFactor", (ALvoid *) alDopplerFactor },
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{ "alDopplerVelocity", (ALvoid *) alDopplerVelocity },
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{ "alSpeedOfSound", (ALvoid *) alSpeedOfSound },
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{ "alDistanceModel", (ALvoid *) alDistanceModel },
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{ "alGenFilters", (ALvoid *) alGenFilters },
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{ "alDeleteFilters", (ALvoid *) alDeleteFilters },
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{ "alIsFilter", (ALvoid *) alIsFilter },
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{ "alFilteri", (ALvoid *) alFilteri },
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{ "alFilteriv", (ALvoid *) alFilteriv },
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{ "alFilterf", (ALvoid *) alFilterf },
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{ "alFilterfv", (ALvoid *) alFilterfv },
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{ "alGetFilteri", (ALvoid *) alGetFilteri },
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{ "alGetFilteriv", (ALvoid *) alGetFilteriv },
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{ "alGetFilterf", (ALvoid *) alGetFilterf },
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{ "alGetFilterfv", (ALvoid *) alGetFilterfv },
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{ "alGenEffects", (ALvoid *) alGenEffects },
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{ "alDeleteEffects", (ALvoid *) alDeleteEffects },
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{ "alIsEffect", (ALvoid *) alIsEffect },
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{ "alEffecti", (ALvoid *) alEffecti },
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{ "alEffectiv", (ALvoid *) alEffectiv },
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{ "alEffectf", (ALvoid *) alEffectf },
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{ "alEffectfv", (ALvoid *) alEffectfv },
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{ "alGetEffecti", (ALvoid *) alGetEffecti },
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{ "alGetEffectiv", (ALvoid *) alGetEffectiv },
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{ "alGetEffectf", (ALvoid *) alGetEffectf },
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{ "alGetEffectfv", (ALvoid *) alGetEffectfv },
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{ "alGenAuxiliaryEffectSlots", (ALvoid *) alGenAuxiliaryEffectSlots },
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{ "alDeleteAuxiliaryEffectSlots",(ALvoid *) alDeleteAuxiliaryEffectSlots},
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{ "alIsAuxiliaryEffectSlot", (ALvoid *) alIsAuxiliaryEffectSlot },
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{ "alAuxiliaryEffectSloti", (ALvoid *) alAuxiliaryEffectSloti },
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{ "alAuxiliaryEffectSlotiv", (ALvoid *) alAuxiliaryEffectSlotiv },
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{ "alAuxiliaryEffectSlotf", (ALvoid *) alAuxiliaryEffectSlotf },
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{ "alAuxiliaryEffectSlotfv", (ALvoid *) alAuxiliaryEffectSlotfv },
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{ "alGetAuxiliaryEffectSloti", (ALvoid *) alGetAuxiliaryEffectSloti },
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{ "alGetAuxiliaryEffectSlotiv", (ALvoid *) alGetAuxiliaryEffectSlotiv},
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{ "alGetAuxiliaryEffectSlotf", (ALvoid *) alGetAuxiliaryEffectSlotf },
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{ "alGetAuxiliaryEffectSlotfv", (ALvoid *) alGetAuxiliaryEffectSlotfv},
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{ "alBufferSubDataEXT", (ALvoid *) alBufferSubDataEXT },
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{ NULL, (ALvoid *) NULL } };
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static ALenums enumeration[]={
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// Types
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{ (ALchar *)"AL_INVALID", AL_INVALID },
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{ (ALchar *)"AL_NONE", AL_NONE },
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{ (ALchar *)"AL_FALSE", AL_FALSE },
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{ (ALchar *)"AL_TRUE", AL_TRUE },
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// Source and Listener Properties
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{ (ALchar *)"AL_SOURCE_RELATIVE", AL_SOURCE_RELATIVE },
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{ (ALchar *)"AL_CONE_INNER_ANGLE", AL_CONE_INNER_ANGLE },
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{ (ALchar *)"AL_CONE_OUTER_ANGLE", AL_CONE_OUTER_ANGLE },
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{ (ALchar *)"AL_PITCH", AL_PITCH },
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{ (ALchar *)"AL_POSITION", AL_POSITION },
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{ (ALchar *)"AL_DIRECTION", AL_DIRECTION },
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{ (ALchar *)"AL_VELOCITY", AL_VELOCITY },
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{ (ALchar *)"AL_LOOPING", AL_LOOPING },
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{ (ALchar *)"AL_BUFFER", AL_BUFFER },
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{ (ALchar *)"AL_GAIN", AL_GAIN },
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{ (ALchar *)"AL_MIN_GAIN", AL_MIN_GAIN },
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{ (ALchar *)"AL_MAX_GAIN", AL_MAX_GAIN },
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{ (ALchar *)"AL_ORIENTATION", AL_ORIENTATION },
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{ (ALchar *)"AL_REFERENCE_DISTANCE", AL_REFERENCE_DISTANCE },
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{ (ALchar *)"AL_ROLLOFF_FACTOR", AL_ROLLOFF_FACTOR },
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{ (ALchar *)"AL_CONE_OUTER_GAIN", AL_CONE_OUTER_GAIN },
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{ (ALchar *)"AL_MAX_DISTANCE", AL_MAX_DISTANCE },
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{ (ALchar *)"AL_SEC_OFFSET", AL_SEC_OFFSET },
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{ (ALchar *)"AL_SAMPLE_OFFSET", AL_SAMPLE_OFFSET },
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{ (ALchar *)"AL_BYTE_OFFSET", AL_BYTE_OFFSET },
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{ (ALchar *)"AL_SOURCE_TYPE", AL_SOURCE_TYPE },
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{ (ALchar *)"AL_STATIC", AL_STATIC },
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{ (ALchar *)"AL_STREAMING", AL_STREAMING },
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{ (ALchar *)"AL_UNDETERMINED", AL_UNDETERMINED },
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{ (ALchar *)"AL_METERS_PER_UNIT", AL_METERS_PER_UNIT },
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// Source EFX Properties
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{ (ALchar *)"AL_DIRECT_FILTER", AL_DIRECT_FILTER },
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{ (ALchar *)"AL_AUXILIARY_SEND_FILTER", AL_AUXILIARY_SEND_FILTER },
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{ (ALchar *)"AL_AIR_ABSORPTION_FACTOR", AL_AIR_ABSORPTION_FACTOR },
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{ (ALchar *)"AL_ROOM_ROLLOFF_FACTOR", AL_ROOM_ROLLOFF_FACTOR },
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{ (ALchar *)"AL_CONE_OUTER_GAINHF", AL_CONE_OUTER_GAINHF },
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{ (ALchar *)"AL_DIRECT_FILTER_GAINHF_AUTO", AL_DIRECT_FILTER_GAINHF_AUTO },
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{ (ALchar *)"AL_AUXILIARY_SEND_FILTER_GAIN_AUTO", AL_AUXILIARY_SEND_FILTER_GAIN_AUTO },
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{ (ALchar *)"AL_AUXILIARY_SEND_FILTER_GAINHF_AUTO", AL_AUXILIARY_SEND_FILTER_GAINHF_AUTO},
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// Source State information
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{ (ALchar *)"AL_SOURCE_STATE", AL_SOURCE_STATE },
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{ (ALchar *)"AL_INITIAL", AL_INITIAL },
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{ (ALchar *)"AL_PLAYING", AL_PLAYING },
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{ (ALchar *)"AL_PAUSED", AL_PAUSED },
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{ (ALchar *)"AL_STOPPED", AL_STOPPED },
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// Queue information
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{ (ALchar *)"AL_BUFFERS_QUEUED", AL_BUFFERS_QUEUED },
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{ (ALchar *)"AL_BUFFERS_PROCESSED", AL_BUFFERS_PROCESSED },
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// Buffer Formats
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{ (ALchar *)"AL_FORMAT_MONO8", AL_FORMAT_MONO8 },
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{ (ALchar *)"AL_FORMAT_MONO16", AL_FORMAT_MONO16 },
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{ (ALchar *)"AL_FORMAT_MONO_FLOAT32", AL_FORMAT_MONO_FLOAT32 },
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{ (ALchar *)"AL_FORMAT_STEREO8", AL_FORMAT_STEREO8 },
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{ (ALchar *)"AL_FORMAT_STEREO16", AL_FORMAT_STEREO16 },
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{ (ALchar *)"AL_FORMAT_STEREO_FLOAT32", AL_FORMAT_STEREO_FLOAT32 },
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{ (ALchar *)"AL_FORMAT_MONO_IMA4", AL_FORMAT_MONO_IMA4 },
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{ (ALchar *)"AL_FORMAT_STEREO_IMA4", AL_FORMAT_STEREO_IMA4 },
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{ (ALchar *)"AL_FORMAT_QUAD8_LOKI", AL_FORMAT_QUAD8_LOKI },
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{ (ALchar *)"AL_FORMAT_QUAD16_LOKI", AL_FORMAT_QUAD16_LOKI },
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{ (ALchar *)"AL_FORMAT_QUAD8", AL_FORMAT_QUAD8 },
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{ (ALchar *)"AL_FORMAT_QUAD16", AL_FORMAT_QUAD16 },
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{ (ALchar *)"AL_FORMAT_QUAD32", AL_FORMAT_QUAD32 },
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{ (ALchar *)"AL_FORMAT_51CHN8", AL_FORMAT_51CHN8 },
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{ (ALchar *)"AL_FORMAT_51CHN16", AL_FORMAT_51CHN16 },
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{ (ALchar *)"AL_FORMAT_51CHN32", AL_FORMAT_51CHN32 },
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{ (ALchar *)"AL_FORMAT_61CHN8", AL_FORMAT_61CHN8 },
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{ (ALchar *)"AL_FORMAT_61CHN16", AL_FORMAT_61CHN16 },
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{ (ALchar *)"AL_FORMAT_61CHN32", AL_FORMAT_61CHN32 },
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{ (ALchar *)"AL_FORMAT_71CHN8", AL_FORMAT_71CHN8 },
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{ (ALchar *)"AL_FORMAT_71CHN16", AL_FORMAT_71CHN16 },
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{ (ALchar *)"AL_FORMAT_71CHN32", AL_FORMAT_71CHN32 },
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{ (ALchar *)"AL_FORMAT_REAR8", AL_FORMAT_REAR8 },
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{ (ALchar *)"AL_FORMAT_REAR16", AL_FORMAT_REAR16 },
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{ (ALchar *)"AL_FORMAT_REAR32", AL_FORMAT_REAR32 },
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// Buffer attributes
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{ (ALchar *)"AL_FREQUENCY", AL_FREQUENCY },
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{ (ALchar *)"AL_BITS", AL_BITS },
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{ (ALchar *)"AL_CHANNELS", AL_CHANNELS },
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{ (ALchar *)"AL_SIZE", AL_SIZE },
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// Buffer States (not supported yet)
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{ (ALchar *)"AL_UNUSED", AL_UNUSED },
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{ (ALchar *)"AL_PENDING", AL_PENDING },
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{ (ALchar *)"AL_PROCESSED", AL_PROCESSED },
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// AL Error Messages
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{ (ALchar *)"AL_NO_ERROR", AL_NO_ERROR },
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{ (ALchar *)"AL_INVALID_NAME", AL_INVALID_NAME },
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{ (ALchar *)"AL_INVALID_ENUM", AL_INVALID_ENUM },
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{ (ALchar *)"AL_INVALID_VALUE", AL_INVALID_VALUE },
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{ (ALchar *)"AL_INVALID_OPERATION", AL_INVALID_OPERATION },
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{ (ALchar *)"AL_OUT_OF_MEMORY", AL_OUT_OF_MEMORY },
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// Context strings
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{ (ALchar *)"AL_VENDOR", AL_VENDOR },
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{ (ALchar *)"AL_VERSION", AL_VERSION },
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{ (ALchar *)"AL_RENDERER", AL_RENDERER },
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{ (ALchar *)"AL_EXTENSIONS", AL_EXTENSIONS },
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// Global states
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{ (ALchar *)"AL_DOPPLER_FACTOR", AL_DOPPLER_FACTOR },
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{ (ALchar *)"AL_DOPPLER_VELOCITY", AL_DOPPLER_VELOCITY },
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{ (ALchar *)"AL_DISTANCE_MODEL", AL_DISTANCE_MODEL },
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{ (ALchar *)"AL_SPEED_OF_SOUND", AL_SPEED_OF_SOUND },
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// Distance Models
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{ (ALchar *)"AL_INVERSE_DISTANCE", AL_INVERSE_DISTANCE },
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{ (ALchar *)"AL_INVERSE_DISTANCE_CLAMPED", AL_INVERSE_DISTANCE_CLAMPED },
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{ (ALchar *)"AL_LINEAR_DISTANCE", AL_LINEAR_DISTANCE },
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{ (ALchar *)"AL_LINEAR_DISTANCE_CLAMPED", AL_LINEAR_DISTANCE_CLAMPED },
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{ (ALchar *)"AL_EXPONENT_DISTANCE", AL_EXPONENT_DISTANCE },
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{ (ALchar *)"AL_EXPONENT_DISTANCE_CLAMPED", AL_EXPONENT_DISTANCE_CLAMPED },
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// Filter types
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{ (ALchar *)"AL_FILTER_TYPE", AL_FILTER_TYPE },
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{ (ALchar *)"AL_FILTER_NULL", AL_FILTER_NULL },
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{ (ALchar *)"AL_FILTER_LOWPASS", AL_FILTER_LOWPASS },
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{ (ALchar *)"AL_FILTER_HIGHPASS", AL_FILTER_HIGHPASS },
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{ (ALchar *)"AL_FILTER_BANDPASS", AL_FILTER_BANDPASS },
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// Filter params
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{ (ALchar *)"AL_LOWPASS_GAIN", AL_LOWPASS_GAIN },
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{ (ALchar *)"AL_LOWPASS_GAINHF", AL_LOWPASS_GAINHF },
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// Effect types
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{ (ALchar *)"AL_EFFECT_TYPE", AL_EFFECT_TYPE },
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{ (ALchar *)"AL_EFFECT_NULL", AL_EFFECT_NULL },
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{ (ALchar *)"AL_EFFECT_REVERB", AL_EFFECT_REVERB },
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{ (ALchar *)"AL_EFFECT_CHORUS", AL_EFFECT_CHORUS },
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{ (ALchar *)"AL_EFFECT_DISTORTION", AL_EFFECT_DISTORTION },
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{ (ALchar *)"AL_EFFECT_ECHO", AL_EFFECT_ECHO },
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{ (ALchar *)"AL_EFFECT_FLANGER", AL_EFFECT_FLANGER },
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{ (ALchar *)"AL_EFFECT_FREQUENCY_SHIFTER", AL_EFFECT_FREQUENCY_SHIFTER },
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{ (ALchar *)"AL_EFFECT_VOCAL_MORPHER", AL_EFFECT_VOCAL_MORPHER },
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{ (ALchar *)"AL_EFFECT_PITCH_SHIFTER", AL_EFFECT_PITCH_SHIFTER },
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{ (ALchar *)"AL_EFFECT_RING_MODULATOR", AL_EFFECT_RING_MODULATOR },
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{ (ALchar *)"AL_EFFECT_AUTOWAH", AL_EFFECT_AUTOWAH },
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{ (ALchar *)"AL_EFFECT_COMPRESSOR", AL_EFFECT_COMPRESSOR },
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{ (ALchar *)"AL_EFFECT_EQUALIZER", AL_EFFECT_EQUALIZER },
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// Reverb params
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{ (ALchar *)"AL_REVERB_DENSITY", AL_REVERB_DENSITY },
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{ (ALchar *)"AL_REVERB_DIFFUSION", AL_REVERB_DIFFUSION },
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{ (ALchar *)"AL_REVERB_GAIN", AL_REVERB_GAIN },
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{ (ALchar *)"AL_REVERB_GAINHF", AL_REVERB_GAINHF },
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{ (ALchar *)"AL_REVERB_DECAY_TIME", AL_REVERB_DECAY_TIME },
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{ (ALchar *)"AL_REVERB_DECAY_HFRATIO", AL_REVERB_DECAY_HFRATIO },
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{ (ALchar *)"AL_REVERB_REFLECTIONS_GAIN", AL_REVERB_REFLECTIONS_GAIN },
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{ (ALchar *)"AL_REVERB_REFLECTIONS_DELAY", AL_REVERB_REFLECTIONS_DELAY },
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{ (ALchar *)"AL_REVERB_LATE_REVERB_GAIN", AL_REVERB_LATE_REVERB_GAIN },
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{ (ALchar *)"AL_REVERB_LATE_REVERB_DELAY", AL_REVERB_LATE_REVERB_DELAY },
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{ (ALchar *)"AL_REVERB_AIR_ABSORPTION_GAINHF", AL_REVERB_AIR_ABSORPTION_GAINHF },
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{ (ALchar *)"AL_REVERB_ROOM_ROLLOFF_FACTOR", AL_REVERB_ROOM_ROLLOFF_FACTOR },
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{ (ALchar *)"AL_REVERB_DECAY_HFLIMIT", AL_REVERB_DECAY_HFLIMIT },
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// Default
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{ (ALchar *)NULL, (ALenum)0 }
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};
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ALAPI ALboolean ALAPIENTRY alIsExtensionPresent(const ALchar *extName)
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{
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ALboolean bIsSupported = AL_FALSE;
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ALCcontext *pContext;
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const char *ptr;
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size_t len;
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if (!extName)
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{
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alSetError(AL_INVALID_VALUE);
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return AL_FALSE;
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}
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pContext = alcGetCurrentContext();
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if(!pContext)
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{
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alSetError(AL_INVALID_OPERATION);
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return AL_FALSE;
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}
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SuspendContext(pContext);
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len = strlen(extName);
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ptr = pContext->ExtensionList;
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while(ptr && *ptr)
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{
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|
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;
|
|
}
|