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SDL_audio paaaart oooone

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Ethan Lee 2013-04-06 08:32:46 -04:00
parent 91a4d1cd61
commit b118961923
1 changed files with 120 additions and 0 deletions
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120
src/SDL2.cs
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@ -3638,9 +3638,129 @@ namespace SDL2
#endregion
#region SDL_audio.h
/* TODO: Audio:
* http://wiki.libsdl.org/moin.fcg/APIByCategory#Audio
*/
/* FIXME: Boy, I really wish I could typedef ushort SDL_AudioFormat! */
public const ushort SDL_AUDIO_MASK_BITSIZE = 0xFF;
public const ushort SDL_AUDIO_MASK_DATATYPE = (1 << 8);
public const ushort SDL_AUDIO_MASK_ENDIAN = (1 << 12);
public const ushort SDL_AUDIO_MASK_SIGNED = (1 << 15);
public static ushort SDL_AUDIO_BITSIZE(ushort x)
{
return (ushort) (x & SDL_AUDIO_MASK_BITSIZE);
}
public static bool SDL_AUDIO_ISFLOAT(ushort x)
{
return (x & SDL_AUDIO_MASK_DATATYPE) != 0;
}
public static bool SDL_AUDIO_ISBIGENDIAN(ushort x)
{
return (x & SDL_AUDIO_MASK_ENDIAN) != 0;
}
public static bool SDL_AUDIO_ISSIGNED(ushort x)
{
return (x & SDL_AUDIO_MASK_SIGNED) != 0;
}
public static bool SDL_AUDIO_ISINT(ushort x)
{
return (x & SDL_AUDIO_MASK_DATATYPE) == 0;
}
public static bool SDL_AUDIO_ISLITTLEENDIAN(ushort x)
{
return (x & SDL_AUDIO_MASK_ENDIAN) == 0;
}
public static bool SDL_AUDIO_ISUNSIGNED(ushort x)
{
return (x & SDL_AUDIO_MASK_SIGNED) == 0;
}
public const ushort AUDIO_U8 = 0x0008;
public const ushort AUDIO_S8 = 0x8008;
public const ushort AUDIO_U16LSB = 0x0010;
public const ushort AUDIO_S16LSB = 0x8010;
public const ushort AUDIO_U16MSB = 0x1010;
public const ushort AUDIO_S16MSB = 0x9010;
public const ushort AUDIO_U16 = AUDIO_U16LSB;
public const ushort AUDIO_S16 = AUDIO_S16LSB;
public const ushort AUDIO_S32LSB = 0x8020;
public const ushort AUDIO_S32MSB = 0x9020;
public const ushort AUDIO_S32 = AUDIO_S32LSB;
public const ushort AUDIO_F32LSB = 0x8120;
public const ushort AUDIO_F32MSB = 0x9120;
public const ushort AUDIO_F32 = AUDIO_F32LSB;
// FIXME: ASSUMING LITTLE ENDIAN!!!
public const ushort AUDIO_U16SYS = AUDIO_U16LSB;
public const ushort AUDIO_S16SYS = AUDIO_S16LSB;
public const ushort AUDIO_S32SYS = AUDIO_S32LSB;
public const ushort AUDIO_F32SYS = AUDIO_F32LSB;
/* Big Endian
public const ushort AUDIO_U16SYS = AUDIO_U16MSB;
public const ushort AUDIO_S16SYS = AUDIO_S16MSB;
public const ushort AUDIO_S32SYS = AUDIO_S32MSB;
public const ushort AUDIO_F32SYS = AUDIO_F32MSB;
*/
public const uint SDL_AUDIO_ALLOW_FREQUENCY_CHANGE = 0x00000001;
public const uint SDL_AUDIO_ALLOW_FORMAT_CHANGE = 0x00000001;
public const uint SDL_AUDIO_ALLOW_CHANNELS_CHANGE = 0x00000001;
public const uint SDL_AUDIO_ALLOW_ANY_CHANGE = (
SDL_AUDIO_ALLOW_FREQUENCY_CHANGE |
SDL_AUDIO_ALLOW_FORMAT_CHANGE |
SDL_AUDIO_ALLOW_CHANNELS_CHANGE
);
public enum SDL_AudioStatus
{
SDL_AUDIO_STOPPED,
SDL_AUDIO_PLAYING,
SDL_AUDIO_PAUSED
}
[StructLayoutAttribute(LayoutKind.Sequential)]
public struct SDL_AudioCVT
{
public int needed;
public ushort src_format; // SDL_AudioFormat
public ushort dst_format; // SDL_AudioFormat
public double rate_incr;
public IntPtr buf; // Uint8*
public int len;
public int len_cvt;
public int len_mult;
public double len_ratio;
// FIXME: Uhhhcrap, how do we deal with fn ptrs in C#...
public fixed IntPtr filters[10]; // SDL_AudioFilter???
public int filter_index;
}
[StructLayoutAttribute(LayoutKind.Sequential)]
public struct SDL_AudioSpec
{
public int freq;
public ushort format; // SDL_AudioFormat
public byte channels;
public byte silence;
public ushort samples;
public uint size;
// FIXME: Uhhhcrap, how do we deal with fn ptrs in C#...
public IntPtr callback; // SDL_AudioCallback???
public IntPtr userdata; // void*
}
#endregion
}
}