SDL  2.0
SDL_sunaudio.h
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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_sunaudio_h_
24 #define SDL_sunaudio_h_
25 
26 #include "../SDL_sysaudio.h"
27 
28 /* Hidden "this" pointer for the audio functions */
29 #define _THIS SDL_AudioDevice *this
30 
32 {
33  /* The file descriptor for the audio device */
34  int audio_fd;
35 
36  SDL_AudioFormat audio_fmt; /* The app audio format */
37  Uint8 *mixbuf; /* The app mixing buffer */
38  int ulaw_only; /* Flag -- does hardware only output U-law? */
39  Uint8 *ulaw_buf; /* The U-law mixing buffer */
40  Sint32 written; /* The number of samples written */
41  int fragsize; /* The audio fragment size in samples */
42  int frequency; /* The audio frequency in KHz */
43 };
44 
45 #endif /* SDL_sunaudio_h_ */
46 
47 /* vi: set ts=4 sw=4 expandtab: */
Uint16 SDL_AudioFormat
Audio format flags.
Definition: SDL_audio.h:64
uint8_t Uint8
Definition: SDL_stdinc.h:157
int32_t Sint32
Definition: SDL_stdinc.h:175
SDL_AudioFormat audio_fmt
Definition: SDL_sunaudio.h:36