diff options
| author | SND\weimingzhi_cp <SND\weimingzhi_cp@e17a0e51-4ae3-4d35-97c3-1a29b211df97> | 2011-02-19 02:25:15 +0000 |
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| committer | SND\weimingzhi_cp <SND\weimingzhi_cp@e17a0e51-4ae3-4d35-97c3-1a29b211df97> | 2011-02-19 02:25:15 +0000 |
| commit | 3fc56dbe4ad7e9deaeaef8c209a68e1de986f6fa (patch) | |
| tree | c27c3a79fb402b0b3e47f23b434baddc4ce8a5c6 /macosx/plugins/Common/SDL/src/audio/SDL_sysaudio.h | |
| parent | bc54761a4332b875e1962a21f2858db598fa7c18 (diff) | |
| download | pcsxr-3fc56dbe4ad7e9deaeaef8c209a68e1de986f6fa.tar.gz | |
-Reverted some changes to make the code build again on Tiger.
-Removed x86_64 from Deployment configuration.
-macosx: Use SDL for sound plugin, removed Carbon backend.
-(MaddTheSane)Fixed memory leaks (Patch #8427).
git-svn-id: https://pcsxr.svn.codeplex.com/svn/pcsxr@63548 e17a0e51-4ae3-4d35-97c3-1a29b211df97
Diffstat (limited to 'macosx/plugins/Common/SDL/src/audio/SDL_sysaudio.h')
| -rw-r--r-- | macosx/plugins/Common/SDL/src/audio/SDL_sysaudio.h | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/macosx/plugins/Common/SDL/src/audio/SDL_sysaudio.h b/macosx/plugins/Common/SDL/src/audio/SDL_sysaudio.h new file mode 100644 index 00000000..329e417b --- /dev/null +++ b/macosx/plugins/Common/SDL/src/audio/SDL_sysaudio.h @@ -0,0 +1,129 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 1997-2010 Sam Lantinga + + This library is SDL_free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + + Sam Lantinga + slouken@libsdl.org +*/ +#include "SDL_config.h" + +#ifndef _SDL_sysaudio_h +#define _SDL_sysaudio_h + +#include "SDL_mutex.h" +#include "SDL_thread.h" + +/* The SDL audio driver */ +typedef struct SDL_AudioDevice SDL_AudioDevice; +#define _THIS SDL_AudioDevice *_this + +typedef struct SDL_AudioDriverImpl +{ + int (*DetectDevices) (int iscapture); + const char *(*GetDeviceName) (int index, int iscapture); + int (*OpenDevice) (_THIS, const char *devname, int iscapture); + void (*ThreadInit) (_THIS); /* Called by audio thread at start */ + void (*WaitDevice) (_THIS); + void (*PlayDevice) (_THIS); + Uint8 *(*GetDeviceBuf) (_THIS); + void (*WaitDone) (_THIS); + void (*CloseDevice) (_THIS); + void (*LockDevice) (_THIS); + void (*UnlockDevice) (_THIS); + void (*Deinitialize) (void); + + /* Some flags to push duplicate code into the core and reduce #ifdefs. */ + int ProvidesOwnCallbackThread:1; + int SkipMixerLock:1; + int HasCaptureSupport:1; + int OnlyHasDefaultOutputDevice:1; + int OnlyHasDefaultInputDevice:1; +} SDL_AudioDriverImpl; + + +typedef struct SDL_AudioDriver +{ + /* * * */ + /* The name of this audio driver */ + const char *name; + + /* * * */ + /* The description of this audio driver */ + const char *desc; + + SDL_AudioDriverImpl impl; +} SDL_AudioDriver; + + +/* Streamer */ +typedef struct +{ + Uint8 *buffer; + int max_len; /* the maximum length in bytes */ + int read_pos, write_pos; /* the position of the write and read heads in bytes */ +} SDL_AudioStreamer; + + +/* Define the SDL audio driver structure */ +struct SDL_AudioDevice +{ + /* * * */ + /* Data common to all devices */ + + /* The current audio specification (shared with audio thread) */ + SDL_AudioSpec spec; + + /* An audio conversion block for audio format emulation */ + SDL_AudioCVT convert; + + /* The streamer, if sample rate conversion necessitates it */ + int use_streamer; + SDL_AudioStreamer streamer; + + /* Current state flags */ + int iscapture; + int enabled; + int paused; + int opened; + + /* Fake audio buffer for when the audio hardware is busy */ + Uint8 *fake_stream; + + /* A semaphore for locking the mixing buffers */ + SDL_mutex *mixer_lock; + + /* A thread to feed the audio device */ + SDL_Thread *thread; + SDL_threadID threadid; + + /* * * */ + /* Data private to this driver */ + struct SDL_PrivateAudioData *hidden; +}; +#undef _THIS + +typedef struct AudioBootStrap +{ + const char *name; + const char *desc; + int (*init) (SDL_AudioDriverImpl * impl); + int demand_only:1; /* 1==request explicitly, or it won't be available. */ +} AudioBootStrap; + +#endif /* _SDL_sysaudio_h */ + +/* vi: set ts=4 sw=4 expandtab: */ |
