SDL_alsa_audio.h
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/*
Simple DirectMedia Layer
Copyright (C) 1997-2018 Sam Lantinga <slouken@libsdl.org>
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
*/
#include "../../SDL_internal.h"
#ifndef SDL_ALSA_audio_h_
#define SDL_ALSA_audio_h_
#include <alsa/asoundlib.h>
#include "../SDL_sysaudio.h"
/* Hidden "this" pointer for the audio functions */
#define _THIS SDL_AudioDevice *this
struct SDL_PrivateAudioData
{
/* The audio device handle */
snd_pcm_t *pcm_handle;
/* Raw mixing buffer */
Uint8 *mixbuf;
int mixlen;
/* swizzle function */
void (*swizzle_func)(_THIS, void *buffer, Uint32 bufferlen);
};
#endif /* SDL_ALSA_audio_h_ */
/* vi: set ts=4 sw=4 expandtab: */
SDL_PrivateAudioData::mixlen
int mixlen
Definition: SDL_alsa_audio.h:40
Uint32
uint32_t Uint32
Definition: SDL_stdinc.h:181
SDL_PrivateAudioData
Definition: SDL_alsa_audio.h:33
_THIS
#define _THIS
Definition: SDL_alsa_audio.h:31
Uint8
uint8_t Uint8
Definition: SDL_stdinc.h:157
SDL_PrivateAudioData::swizzle_func
void(* swizzle_func)(_THIS, void *buffer, Uint32 bufferlen)
Definition: SDL_alsa_audio.h:43
SDL_PrivateAudioData::buffer
void * buffer
Definition: SDL_coreaudio.h:51
void
SDL_PRINTF_FORMAT_STRING const char int SDL_PRINTF_FORMAT_STRING const char int SDL_PRINTF_FORMAT_STRING const char int SDL_PRINTF_FORMAT_STRING const char const char SDL_SCANF_FORMAT_STRING const char return SDL_ThreadFunction const char void return Uint32 return Uint32 void
Definition: SDL_dynapi_procs.h:89
SDL_PrivateAudioData::pcm_handle
snd_pcm_t * pcm_handle
Definition: SDL_alsa_audio.h:36
SDL_PrivateAudioData::mixbuf
Uint8 * mixbuf
Definition: SDL_alsa_audio.h:39