[CCode (cheader_filename="SDL_mixer.h")]
namespace SDLMixer {
	[CCode (cname="Mix_Linked_Version")]
	public static unowned SDL.Version linked();

	[CCode (cname="Mix_OpenAudio")]
	public static int open(int frequency, uint16 format, int channels, int chunksize);

	[CCode (cname="Mix_CloseAudio")]
	public static void close();

	[CCode (cname="Mix_QuerySpec")]
	public static int query(ref int frequency, ref uint16 format, ref int channels);

	[CCode (cname="Mix_SetPostMix")]
	public static void set_post_mixer(MixFunction f, void* arg);

	[CCode (cname="Mix_SetSynchroValue")]
	public static int set_synchro_value(int value);

	[CCode (cname="Mix_GetSynchroValue")]
	public static int get_synchro_value();

	public delegate void MixFunction(void* udata, uchar[] stream);
	public delegate void MusicFinishedCallback();
	public delegate void ChannelFinishedCallback(int channel);
	public delegate void EffectCallback(int chan, void* stream, int len, void* udata);
	public delegate void EffectDoneCallback(int chan, void* udata);

	[CCode (cname="int", cprefix="MIX_")]
	public enum FadeStatus {
		NO_FADING, FADING_OUT, FADING_IN
	}// FadeStatus

	[CCode (cname="int", cprefix="MUS_")]
	public enum MusicType {
		NONE, CMD, WAV, MOD, MID, OGG, MP3, MP3_MAD
	}// MusicType

	[CCode (cname="Mix_Chunk", free_function="Mix_FreeChunk")]
	[Compact]
	public class Chunk {
		[CCode (cname="Mix_LoadWAV_RW")]
		public Chunk.WAV(SDL.RWops src, int freesrc=0);

		[CCode (cname="Mix_QuickLoad_WAV")]
		public Chunk.QuickWAV([CCode (array_length = false)] uchar[] mem);

		[CCode (cname="Mix_QuickLoad_RAW")]
		public Chunk.QuickRAW(uchar[] mem);

		[CCode (cname="Mix_VolumeChunk")]
		public int volume(int num);
	}// Chunk

	[CCode (cname="Mix_Music", free_function="Mix_FreeMusic")]
	[Compact]
	public class Music {
		[CCode (cname="Mix_GetMusicHookData")]
		public static void* get_hook_data();

		[CCode (cname="Mix_HookMusic")]
		public static void hook_mixer(MixFunction? f, void* arg);

		[CCode (cname="Mix_HookMusicFinished")]
		public static void hook_finished(MusicFinishedCallback cb);

		[CCode (cname="Mix_FadeOutMusic")]
		public static int fade_out(int ms);

		[CCode (cname="Mix_FadingMusic")]
		public static FadeStatus is_fading();

		[CCode (cname="Mix_VolumeMusic")]
		public static int volume(int num);

		[CCode (cname="Mix_HaltMusic")]
		public static int halt();

		[CCode (cname="Mix_PauseMusic")]
		public static void pause();

		[CCode (cname="Mix_ResumeMusic")]
		public static void resume();

		[CCode (cname="Mix_RewindMusic")]
		public static void rewind();

		[CCode (cname="Mix_PausedMusic")]
		public static int is_paused();

		[CCode (cname="Mix_SetMusicPosition")]
		public static int position(double position);

		[CCode (cname="Mix_PlayingMusic")]
		public static int is_playing();

		[CCode (cname="Mix_SetMusicCMD")]
		public static int set_play_command(string command);

		[CCode (cname="Mix_LoadMUS")]
		public Music(string file);

		[CCode (cname="Mix_LoadMUS_RW")]
		public Music.RW(SDL.RWops rw);

		[CCode (cname="Mix_GetMusicType")]
		public MusicType type();

		[CCode (cname="Mix_PlayMusic")]
		public int play(int loops);

		[CCode (cname="Mix_FadeInMusicPos")]
		public int fade_in(int loops, int ms, double position=0.0);
	}// Music

	[Compact]
	public class Effect {
		[CCode (cname="Mix_RegisterEffect")]
		public static int register(int chan, EffectCallback f, 
			EffectDoneCallback? d, void* arg);

		[CCode (cname="Mix_UnregisterEffect")]
		public static int unregister(int chan, EffectCallback f);

		[CCode (cname="Mix_UnregisterAllEffects")]
		public static int unregister_all(int channel);
	}// Effect

	[CCode (cname="int")]
	[SimpleType]
	public struct Channel: int {
		[CCode (cname="Mix_AllocateChannels")]
		public static int allocate(int num_channels);

		[CCode (cname="Mix_ReserveChannels")]
		public static int reserve(int num_channels);

		[CCode (cname="Mix_ChannelFinished")]
		public static void hook_finished(ChannelFinishedCallback? cb);

		[CCode (cname="Mix_SetPanning")]
		public int pan(uchar left, uchar right);

		[CCode (cname="Mix_SetPosition")]
		public int position(int16 degrees, uchar distance);

		[CCode (cname="Mix_SetDistance")]
		public int distance(uchar distance);

		[CCode (cname="Mix_SetReverseStereo")]
		public int reverse_stereo(int flip);

		[CCode (cname="Mix_PlayChannelTimed")]
		public int play(Chunk chunk, int loops, int ticks=-1);

		[CCode (cname="Mix_FadeInChannelTimed")]
		public int fade_in(Chunk chunk, int loops, int ms, int ticks=-1);

		[CCode (cname="Mix_FadeOutChannelTimed")]
		public int fade_out(int ms);

		[CCode (cname="Mix_FadingChannel")]
		public FadeStatus is_fading();

		[CCode (cname="Mix_Volume")]
		public int volume(int num);

		[CCode (cname="Mix_HaltChannel")]
		public int halt();

		[CCode (cname="Mix_ExpireChannel")]
		public int expire(int ticks);

		[CCode (cname="Mix_Pause")]
		public void pause();

		[CCode (cname="Mix_Paused")]
		public int is_paused();

		[CCode (cname="Mix_Resume")]
		public void resume();

		[CCode (cname="Mix_Playing")]
		public int is_playing();

		[CCode (cname="Mix_GetChunk")]
		public Chunk? get_chunk();
	}// Channel

	[CCode (cname="int")]
	[SimpleType]
	public struct ChannelGroup: int {
		[CCode (cname="Mix_GroupChannel")]
		public static int add(int channel, int group);

		[CCode (cname="Mix_GroupChannels")]
		public static int add_range(int from_channel, int to_channel, int group);

		[CCode (cname="Mix_GroupAvailable")]
		public int first_available();

		[CCode (cname="Mix_GroupCount")]
		public int count();

		[CCode (cname="Mix_GroupOldest")]
		public int oldest();

		[CCode (cname="Mix_GroupNewer")]
		public int newest();

		[CCode (cname="Mix_HaltGroup")]
		public int halt();

		[CCode (cname="Mix_FadeOutGroup")]
		public int fade_out(int ms);
	}// ChannelGroup

}// SDLMixer