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/*
espec - Sinclair Spectrum emulator
Copyright (C) 2026 Ian Cowburn (ianc@noddybox.demon.co.uk)
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-------------------------------------------------------------------------
Audio handling
*/
#include <SDL.h>
#include "audio.h"
#include "util.h"
/* ---------------------------------------- INTERNAL DATA
*/
static SDL_AudioSpec actual;
static SDL_AudioDeviceID device;
/* ---------------------------------------- INTERFACES
*/
int AUDIOInit(int frequency)
{
SDL_AudioSpec spec = {0};
spec.freq = frequency;
spec.format = AUDIO_S8;
spec.channels = 1;
spec.samples = 4096;
device = SDL_OpenAudioDevice(NULL, 0, &spec, &actual, 0);
if (device != 0)
{
SDL_PauseAudioDevice(device, 0);
}
return device != 0;
}
void AUDIOQueue(Sint8 *buffer, size_t len)
{
if (device != 0)
{
SDL_QueueAudio(device, buffer, len);
}
}
/* END OF FILE */
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