mirror of
https://github.com/libsdl-org/SDL.git
synced 2026-02-15 08:13:13 +00:00
74 lines
2.7 KiB
C
74 lines
2.7 KiB
C
/*
|
|
Simple DirectMedia Layer
|
|
Copyright (C) 1997-2024 Sam Lantinga <slouken@libsdl.org>
|
|
|
|
This software is provided 'as-is', without any express or implied
|
|
warranty. In no event will the authors be held liable for any damages
|
|
arising from the use of this software.
|
|
|
|
Permission is granted to anyone to use this software for any purpose,
|
|
including commercial applications, and to alter it and redistribute it
|
|
freely, subject to the following restrictions:
|
|
|
|
1. The origin of this software must not be misrepresented; you must not
|
|
claim that you wrote the original software. If you use this software
|
|
in a product, an acknowledgment in the product documentation would be
|
|
appreciated but is not required.
|
|
2. Altered source versions must be plainly marked as such, and must not be
|
|
misrepresented as being the original software.
|
|
3. This notice may not be removed or altered from any source distribution.
|
|
*/
|
|
#include "SDL_internal.h"
|
|
|
|
#ifndef SDL_wasapi_h_
|
|
#define SDL_wasapi_h_
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
#include "../SDL_sysaudio.h"
|
|
|
|
struct SDL_PrivateAudioData
|
|
{
|
|
WCHAR *devid;
|
|
WAVEFORMATEX *waveformat;
|
|
IAudioClient *client;
|
|
IAudioRenderClient *render;
|
|
IAudioCaptureClient *capture;
|
|
HANDLE event;
|
|
HANDLE task;
|
|
SDL_bool coinitialized;
|
|
int framesize;
|
|
SDL_bool device_lost;
|
|
SDL_bool device_dead;
|
|
void *activation_handler;
|
|
};
|
|
|
|
// win32 and winrt implementations call into these.
|
|
int WASAPI_PrepDevice(SDL_AudioDevice *device);
|
|
void WASAPI_DisconnectDevice(SDL_AudioDevice *device); // don't hold the device lock when calling this!
|
|
|
|
|
|
// BE CAREFUL: if you are holding the device lock and proxy to the management thread with wait_until_complete, and grab the lock again, you will deadlock.
|
|
typedef int (*ManagementThreadTask)(void *userdata);
|
|
int WASAPI_ProxyToManagementThread(ManagementThreadTask task, void *userdata, int *wait_until_complete);
|
|
|
|
// These are functions that are implemented differently for Windows vs WinRT.
|
|
// UNLESS OTHERWISE NOTED THESE ALL HAPPEN ON THE MANAGEMENT THREAD.
|
|
int WASAPI_PlatformInit(void);
|
|
void WASAPI_PlatformDeinit(void);
|
|
void WASAPI_PlatformDeinitializeStart(void);
|
|
void WASAPI_EnumerateEndpoints(SDL_AudioDevice **default_output, SDL_AudioDevice **default_capture);
|
|
int WASAPI_ActivateDevice(SDL_AudioDevice *device);
|
|
void WASAPI_PlatformThreadInit(SDL_AudioDevice *device); // this happens on the audio device thread, not the management thread.
|
|
void WASAPI_PlatformThreadDeinit(SDL_AudioDevice *device); // this happens on the audio device thread, not the management thread.
|
|
void WASAPI_PlatformDeleteActivationHandler(void *handler);
|
|
void WASAPI_PlatformFreeDeviceHandle(SDL_AudioDevice *device);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif // SDL_wasapi_h_
|