src/audio/alsa/SDL_alsa_audio.h
author Ryan C. Gordon <icculus@icculus.org>
Mon, 21 May 2018 12:00:21 -0400
changeset 11994 8e094f91ddab
parent 11811 5d94cb6b24d3
child 12503 806492103856
permissions -rw-r--r--
thread: fixed compiler warnings on non-Linux systems that use pthread.

(static function rtkit_setpriority was unused, moved it in with rest of
__LINUX__ section.)
     1 /*
     2   Simple DirectMedia Layer
     3   Copyright (C) 1997-2018 Sam Lantinga <slouken@libsdl.org>
     4 
     5   This software is provided 'as-is', without any express or implied
     6   warranty.  In no event will the authors be held liable for any damages
     7   arising from the use of this software.
     8 
     9   Permission is granted to anyone to use this software for any purpose,
    10   including commercial applications, and to alter it and redistribute it
    11   freely, subject to the following restrictions:
    12 
    13   1. The origin of this software must not be misrepresented; you must not
    14      claim that you wrote the original software. If you use this software
    15      in a product, an acknowledgment in the product documentation would be
    16      appreciated but is not required.
    17   2. Altered source versions must be plainly marked as such, and must not be
    18      misrepresented as being the original software.
    19   3. This notice may not be removed or altered from any source distribution.
    20 */
    21 #include "../../SDL_internal.h"
    22 
    23 #ifndef SDL_ALSA_audio_h_
    24 #define SDL_ALSA_audio_h_
    25 
    26 #include <alsa/asoundlib.h>
    27 
    28 #include "../SDL_sysaudio.h"
    29 
    30 /* Hidden "this" pointer for the audio functions */
    31 #define _THIS   SDL_AudioDevice *this
    32 
    33 struct SDL_PrivateAudioData
    34 {
    35     /* The audio device handle */
    36     snd_pcm_t *pcm_handle;
    37 
    38     /* Raw mixing buffer */
    39     Uint8 *mixbuf;
    40     int mixlen;
    41 
    42     /* swizzle function */
    43     void (*swizzle_func)(_THIS, void *buffer, Uint32 bufferlen);
    44 };
    45 
    46 #endif /* SDL_ALSA_audio_h_ */
    47 
    48 /* vi: set ts=4 sw=4 expandtab: */