Chris Robinson
144 lines
3.2 KiB
C
144 lines
3.2 KiB
C
#ifndef _AL_BUFFER_H_
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#define _AL_BUFFER_H_
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#include "AL/al.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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enum FmtType {
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FmtUByte,
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FmtShort,
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FmtFloat,
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};
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enum FmtChannels {
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FmtMono,
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FmtStereo,
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FmtQuad,
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Fmt51ChanWFX,
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Fmt61ChanWFX,
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Fmt71ChanWFX,
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};
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static __inline void DecompFormat(ALenum format, enum FmtType *type,
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enum FmtChannels *order)
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{
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switch(format)
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{
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case AL_FORMAT_MONO8:
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*type = FmtUByte;
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*order = FmtMono;
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break;
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case AL_FORMAT_MONO16:
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*type = FmtShort;
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*order = FmtMono;
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break;
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case AL_FORMAT_MONO_FLOAT32:
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*type = FmtFloat;
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*order = FmtMono;
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break;
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case AL_FORMAT_STEREO8:
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*type = FmtUByte;
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*order = FmtStereo;
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break;
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case AL_FORMAT_STEREO16:
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*type = FmtShort;
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*order = FmtStereo;
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break;
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case AL_FORMAT_STEREO_FLOAT32:
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*type = FmtFloat;
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*order = FmtStereo;
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break;
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case AL_FORMAT_QUAD8_LOKI:
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case AL_FORMAT_QUAD8:
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*type = FmtUByte;
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*order = FmtQuad;
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break;
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case AL_FORMAT_QUAD16_LOKI:
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case AL_FORMAT_QUAD16:
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*type = FmtShort;
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*order = FmtQuad;
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break;
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case AL_FORMAT_QUAD32:
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*type = FmtFloat;
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*order = FmtQuad;
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break;
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case AL_FORMAT_51CHN8:
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*type = FmtUByte;
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*order = Fmt51ChanWFX;
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break;
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case AL_FORMAT_51CHN16:
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*type = FmtShort;
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*order = Fmt51ChanWFX;
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break;
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case AL_FORMAT_51CHN32:
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*type = FmtFloat;
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*order = Fmt51ChanWFX;
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break;
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case AL_FORMAT_61CHN8:
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*type = FmtUByte;
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*order = Fmt61ChanWFX;
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break;
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case AL_FORMAT_61CHN16:
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*type = FmtShort;
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*order = Fmt61ChanWFX;
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break;
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case AL_FORMAT_61CHN32:
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*type = FmtFloat;
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*order = Fmt61ChanWFX;
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break;
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case AL_FORMAT_71CHN8:
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*type = FmtUByte;
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*order = Fmt71ChanWFX;
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break;
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case AL_FORMAT_71CHN16:
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*type = FmtShort;
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*order = Fmt71ChanWFX;
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break;
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case AL_FORMAT_71CHN32:
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*type = FmtFloat;
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*order = Fmt71ChanWFX;
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break;
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default:
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AL_PRINT("Unhandled format specified: 0x%X\n", format);
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abort();
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}
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}
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typedef struct ALbuffer
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{
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ALvoid *data;
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ALsizei size;
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ALenum format;
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ALenum eOriginalFormat;
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ALsizei frequency;
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ALsizei OriginalSize;
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ALsizei OriginalAlign;
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ALsizei LoopStart;
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ALsizei LoopEnd;
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enum FmtType FmtType;
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enum FmtChannels FmtChannels;
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ALuint refcount; // Number of sources using this buffer (deletion can only occur when this is 0)
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// Index to itself
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ALuint buffer;
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} ALbuffer;
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ALvoid ReleaseALBuffers(ALCdevice *device);
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#ifdef __cplusplus
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}
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#endif
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#endif
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