Atlas - SDL_alsa_audio.h
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[FILE BEGIN]
1/*
2  Simple DirectMedia Layer
3  Copyright (C) 1997-2025 Sam Lantinga <[email protected]>
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#define SDL_AUDIO_ALSA__CHMAP_CHANS_N_MAX    8
31#define SDL_AUDIO_ALSA__SDL_CHMAPS_N         9 // from 0 channels to 8 channels
32struct SDL_PrivateAudioData
33{
34    // The audio device handle
35    snd_pcm_t *pcm;
36
37    // Raw mixing buffer
38    Uint8 *mixbuf;
39};
40
41#endif // SDL_ALSA_audio_h_
42
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