src/audio/audio.c


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#include <stdio.h>
#include <assert.h>
#include <SDL_mixer.h>

#include "main.h"
#include "audio.h"
#include "interface.h"

static bool_t isAudioInit = FALSE;
/*
 * Returns state of audio
 */
bool_t
isAudioInicialized()
{
   return isAudioInit;
}

/*
 * Inicialize audio
 */
void
initAudio()
{
   if (isParamFlag("--noaudio")) {
      return;
   }

   if (SDL_Init(SDL_INIT_AUDIO) == -1) {
      fprintf(stderr, _("Unable to initialize audio: %s\n"), SDL_GetError());
      return;
   }
   if (Mix_OpenAudio(MIX_DEFAULT_FREQUENCY, MIX_DEFAULT_FORMAT, 2, 1024) ==
       -1) {
      fprintf(stderr, _("Unable to create proper audio settings: %s\n"),
              Mix_GetError());
      return;
   }
   Mix_AllocateChannels(16);
   Mix_Volume(-1, MIX_MAX_VOLUME);
#ifdef DEBUG
   printf(_("Initializing audio system...\n"));
#endif
   isAudioInit = TRUE;
}

/*
 * Quit audio
 */
void
quitAudio()
{
   Mix_CloseAudio();
   isAudioInit = TRUE;
#ifdef DEBUG
   printf(_("Quitting audio...\n"));
#endif
}