src/libjin/audio/audio.cpp


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#include <SDL2/SDL.h>

#include "audio.h"

namespace jin
{
namespace audio
{
    
    shared Audio* Audio::audio = NULL;

    bool Audio::init(const SettingBase* setting)
    {
        static bool result = _init(setting);
        return result;
    }

    void Audio::quit()
    {
        CallOnce(_quit());
    }

    onlyonce bool Audio::_init(const SettingBase* s)
    {
        if (SDL_Init(SDL_INIT_AUDIO) < 0)
            return false;
        
        const AudioSetting* setting = (AudioSetting*)s;
        SDL_AudioSpec wanted;
        zero(wanted);
        wanted.freq     = setting->freq;
        wanted.format   = setting->format;
        wanted.channels = setting->channels;
        wanted.samples  = setting->samples;
        wanted.userdata = setting->userdata;
        wanted.callback = setting->callback;

        if (SDL_OpenAudio(&wanted, NULL) < 0)
        {
            return false; 
        }
        // start audio 
        SDL_PauseAudio(0);
        return true;
    }

    onlyonce void Audio::_quit()
    {
        SDL_CloseAudio();
        delete audio;
    }

    shared void defaultCallback(void *udata, Uint8 *stream, int len)
    {
        
    }

}
}