src/audio/SDL_sysaudio.h
author Sam Lantinga <slouken@libsdl.org>
Fri, 14 Jul 2006 06:40:53 +0000
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child 3784 37c9c4590689
permissions -rw-r--r--
More of the Direct3D renderer is implemented, I'm not sure why it's not showing texture copies yet...
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/*
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    SDL - Simple DirectMedia Layer
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    Copyright (C) 1997-2006 Sam Lantinga
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    This library is SDL_free software; you can redistribute it and/or
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    modify it under the terms of the GNU Lesser General Public
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    License as published by the Free Software Foundation; either
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    version 2.1 of the License, or (at your option) any later version.
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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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    Lesser General Public License for more details.
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    You should have received a copy of the GNU Lesser General Public
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    License along with this library; if not, write to the Free Software
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    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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    Sam Lantinga
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    slouken@libsdl.org
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*/
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#include "SDL_config.h"
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#ifndef _SDL_sysaudio_h
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#define _SDL_sysaudio_h
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#include "SDL_mutex.h"
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#include "SDL_thread.h"
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/* The SDL audio driver */
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typedef struct SDL_AudioDevice SDL_AudioDevice;
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/* Define the SDL audio driver structure */
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#define _THIS	SDL_AudioDevice *_this
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#ifndef _STATUS
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#define _STATUS	SDL_status *status
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#endif
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struct SDL_AudioDevice
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{
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    /* * * */
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    /* The name of this audio driver */
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    const char *name;
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    /* * * */
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    /* The description of this audio driver */
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    const char *desc;
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    /* * * */
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    /* Public driver functions */
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    int (*OpenAudio) (_THIS, SDL_AudioSpec * spec);
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    void (*ThreadInit) (_THIS); /* Called by audio thread at start */
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    void (*WaitAudio) (_THIS);
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    void (*PlayAudio) (_THIS);
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    Uint8 *(*GetAudioBuf) (_THIS);
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    void (*WaitDone) (_THIS);
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    void (*CloseAudio) (_THIS);
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    /* * * */
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    /* Lock / Unlock functions added for the Mac port */
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    void (*LockAudio) (_THIS);
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    void (*UnlockAudio) (_THIS);
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    /* * * */
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    /* Data common to all devices */
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    /* The current audio specification (shared with audio thread) */
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    SDL_AudioSpec spec;
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    /* An audio conversion block for audio format emulation */
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    SDL_AudioCVT convert;
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    /* Current state flags */
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    int enabled;
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    int paused;
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    int opened;
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    /* Fake audio buffer for when the audio hardware is busy */
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    Uint8 *fake_stream;
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    /* A semaphore for locking the mixing buffers */
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    SDL_mutex *mixer_lock;
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    /* A thread to feed the audio device */
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    SDL_Thread *thread;
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    Uint32 threadid;
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    /* * * */
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    /* Data private to this driver */
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    struct SDL_PrivateAudioData *hidden;
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    /* * * */
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    /* The function used to dispose of this structure */
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    void (*free) (_THIS);
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};
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#undef _THIS
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typedef struct AudioBootStrap
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{
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    const char *name;
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    const char *desc;
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    int (*available) (void);
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    SDL_AudioDevice *(*create) (int devindex);
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} AudioBootStrap;
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#if SDL_AUDIO_DRIVER_BSD
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extern AudioBootStrap BSD_AUDIO_bootstrap;
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#endif
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#if SDL_AUDIO_DRIVER_OSS
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extern AudioBootStrap DSP_bootstrap;
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extern AudioBootStrap DMA_bootstrap;
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#endif
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#if SDL_AUDIO_DRIVER_ALSA
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extern AudioBootStrap ALSA_bootstrap;
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#endif
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#if SDL_AUDIO_DRIVER_QNXNTO
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extern AudioBootStrap QNXNTOAUDIO_bootstrap;
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#endif
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#if SDL_AUDIO_DRIVER_SUNAUDIO
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extern AudioBootStrap SUNAUDIO_bootstrap;
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#endif
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#if SDL_AUDIO_DRIVER_DMEDIA
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extern AudioBootStrap DMEDIA_bootstrap;
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#endif
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#if SDL_AUDIO_DRIVER_ARTS
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extern AudioBootStrap ARTS_bootstrap;
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#endif
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#if SDL_AUDIO_DRIVER_ESD
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extern AudioBootStrap ESD_bootstrap;
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#endif
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#if SDL_AUDIO_DRIVER_NAS
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extern AudioBootStrap NAS_bootstrap;
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#endif
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#if SDL_AUDIO_DRIVER_DSOUND
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extern AudioBootStrap DSOUND_bootstrap;
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#endif
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#if SDL_AUDIO_DRIVER_WAVEOUT
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extern AudioBootStrap WAVEOUT_bootstrap;
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#endif
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#if SDL_AUDIO_DRIVER_PAUD
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extern AudioBootStrap Paud_bootstrap;
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#endif
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#if SDL_AUDIO_DRIVER_BAUDIO
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extern AudioBootStrap BAUDIO_bootstrap;
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#endif
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#if SDL_AUDIO_DRIVER_COREAUDIO
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extern AudioBootStrap COREAUDIO_bootstrap;
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#endif
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#if SDL_AUDIO_DRIVER_SNDMGR
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extern AudioBootStrap SNDMGR_bootstrap;
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#endif
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#if SDL_AUDIO_DRIVER_AHI
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extern AudioBootStrap AHI_bootstrap;
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#endif
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#if SDL_AUDIO_DRIVER_MINT
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extern AudioBootStrap MINTAUDIO_GSXB_bootstrap;
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extern AudioBootStrap MINTAUDIO_MCSN_bootstrap;
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extern AudioBootStrap MINTAUDIO_STFA_bootstrap;
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extern AudioBootStrap MINTAUDIO_XBIOS_bootstrap;
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extern AudioBootStrap MINTAUDIO_DMA8_bootstrap;
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#endif
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#if SDL_AUDIO_DRIVER_DISK
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extern AudioBootStrap DISKAUD_bootstrap;
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#endif
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#if SDL_AUDIO_DRIVER_DUMMY
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extern AudioBootStrap DUMMYAUD_bootstrap;
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#endif
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#if SDL_AUDIO_DRIVER_DC
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extern AudioBootStrap DCAUD_bootstrap;
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#endif
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#if SDL_AUDIO_DRIVER_MMEAUDIO
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extern AudioBootStrap MMEAUDIO_bootstrap;
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#endif
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#if SDL_AUDIO_DRIVER_DART
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extern AudioBootStrap DART_bootstrap;
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#endif
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/* This is the current audio device */
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extern SDL_AudioDevice *current_audio;
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#endif /* _SDL_sysaudio_h */
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/* vi: set ts=4 sw=4 expandtab: */