1 /* 2 Simple DirectMedia Layer 3 Copyright (C) 1997-2020 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 31 struct SDL_PrivateAudioData 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: */ 48