71 lines
2.3 KiB
C
71 lines
2.3 KiB
C
/*
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Simple DirectMedia Layer
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Copyright (C) 1997-2023 Sam Lantinga <slouken@libsdl.org>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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#include "SDL_internal.h"
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#ifndef SDL_wasapi_h_
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#define SDL_wasapi_h_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "../SDL_sysaudio.h"
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struct SDL_PrivateAudioData
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{
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SDL_AtomicInt refcount;
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WCHAR *devid;
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WAVEFORMATEX *waveformat;
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IAudioClient *client;
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IAudioRenderClient *render;
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IAudioCaptureClient *capture;
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SDL_AudioStream *capturestream;
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HANDLE event;
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HANDLE task;
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SDL_bool coinitialized;
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int framesize;
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int default_device_generation;
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SDL_bool device_lost;
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void *activation_handler;
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SDL_AtomicInt just_activated;
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};
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/* win32 and winrt implementations call into these. */
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int WASAPI_PrepDevice(SDL_AudioDevice *_this, const SDL_bool updatestream);
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void WASAPI_RefDevice(SDL_AudioDevice *_this);
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void WASAPI_UnrefDevice(SDL_AudioDevice *_this);
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/* These are functions that are implemented differently for Windows vs WinRT. */
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int WASAPI_PlatformInit(void);
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void WASAPI_PlatformDeinit(void);
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void WASAPI_EnumerateEndpoints(void);
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int WASAPI_GetDefaultAudioInfo(char **name, SDL_AudioSpec *spec, int iscapture);
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int WASAPI_ActivateDevice(SDL_AudioDevice *_this, const SDL_bool isrecovery);
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void WASAPI_PlatformThreadInit(SDL_AudioDevice *_this);
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void WASAPI_PlatformThreadDeinit(SDL_AudioDevice *_this);
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void WASAPI_PlatformDeleteActivationHandler(void *handler);
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#ifdef __cplusplus
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}
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#endif
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#endif /* SDL_wasapi_h_ */
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