/*

Simple DirectMedia Layer

Copyright (C) 1997-2016 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"

/* Output audio to nowhere... */

#include "SDL_timer.h"

#include "SDL_audio.h"

#include "../SDL_audio_c.h"

#include "SDL_dummyaudio.h"

static int

DUMMYAUDIO_OpenDevice(_THIS, void *handle, const char *devname, int iscapture)

{

return 0; /* always succeeds. */

}

static int

DUMMYAUDIO_CaptureFromDevice(_THIS, void *buffer, int buflen)

{

/* Delay to make this sort of simulate real audio input. */

SDL_Delay((this->spec.samples * 1000) / this->spec.freq);

/* always return a full buffer of silence. */

SDL_memset(buffer, this->spec.silence, buflen);

return buflen;

}

static int

DUMMYAUDIO_Init(SDL_AudioDriverImpl * impl)

{

/* Set the function pointers */

impl->OpenDevice = DUMMYAUDIO_OpenDevice;

impl->CaptureFromDevice = DUMMYAUDIO_CaptureFromDevice;

impl->OnlyHasDefaultOutputDevice = 1;

impl->OnlyHasDefaultCaptureDevice = 1;

impl->HasCaptureSupport = SDL_TRUE;

return 1; /* this audio target is available. */

}

AudioBootStrap DUMMYAUDIO_bootstrap = {

"dummy", "SDL dummy audio driver", DUMMYAUDIO_Init, 1

};

/* vi: set ts=4 sw=4 expandtab: */