/* $Id$ */ /** @file sdl_s.cpp Playing sound via SDL. */ #ifdef WITH_SDL #include "../stdafx.h" #include "../mixer.h" #include "../sdl.h" #include "sdl_s.h" #include <SDL.h> static FSoundDriver_SDL iFSoundDriver_SDL; static void CDECL fill_sound_buffer(void *userdata, Uint8 *stream, int len) { MxMixSamples(stream, len / 4); } const char *SoundDriver_SDL::Start(const char * const *parm) { SDL_AudioSpec spec; const char *s = SdlOpen(SDL_INIT_AUDIO); if (s != NULL) return s; spec.freq = GetDriverParamInt(parm, "hz", 11025); spec.format = AUDIO_S16SYS; spec.channels = 2; spec.samples = 512; spec.callback = fill_sound_buffer; MxInitialize(spec.freq); SDL_CALL SDL_OpenAudio(&spec, &spec); SDL_CALL SDL_PauseAudio(0); return NULL; } void SoundDriver_SDL::Stop() { SDL_CALL SDL_CloseAudio(); SdlClose(SDL_INIT_AUDIO); } #endif /* WITH_SDL */