python-pyglet 1.1.4.dfsg-3 / usr / lib / python2.7 / dist-packages / pyglet / media / drivers / directsound / lib_dsound.py

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# ----------------------------------------------------------------------------
# pyglet
# Copyright (c) 2006-2008 Alex Holkner
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
#  * Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#  * Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in
#    the documentation and/or other materials provided with the
#    distribution.
#  * Neither the name of pyglet nor the names of its
#    contributors may be used to endorse or promote products
#    derived from this software without specific prior written
#    permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
# ----------------------------------------------------------------------------
# $Id:$

import ctypes
from pyglet import com

lib = ctypes.oledll.dsound

DWORD = ctypes.c_uint32
LPDWORD = ctypes.POINTER(DWORD)
LONG = ctypes.c_long
LPLONG = ctypes.POINTER(LONG)
WORD = ctypes.c_uint16
HWND = DWORD
LPUNKNOWN = ctypes.c_void_p

D3DVALUE = ctypes.c_float
PD3DVALUE = ctypes.POINTER(D3DVALUE)

class D3DVECTOR(ctypes.Structure):
    _fields_ = [
        ('x', ctypes.c_float),
        ('y', ctypes.c_float),
        ('z', ctypes.c_float),
    ]
PD3DVECTOR = ctypes.POINTER(D3DVECTOR)

class WAVEFORMATEX(ctypes.Structure):
    _fields_ = [
        ('wFormatTag', WORD),
        ('nChannels', WORD),
        ('nSamplesPerSec', DWORD),
        ('nAvgBytesPerSec', DWORD),
        ('nBlockAlign', WORD),
        ('wBitsPerSample', WORD),
        ('cbSize', WORD),
    ]
LPWAVEFORMATEX = ctypes.POINTER(WAVEFORMATEX)
WAVE_FORMAT_PCM = 1

class DSCAPS(ctypes.Structure):
    _fields_ = [
        ('dwSize', DWORD),
        ('dwFlags', DWORD),
        ('dwMinSecondarySampleRate', DWORD),
        ('dwMaxSecondarySampleRate', DWORD),
        ('dwPrimaryBuffers', DWORD),
        ('dwMaxHwMixingAllBuffers', DWORD),
        ('dwMaxHwMixingStaticBuffers', DWORD),
        ('dwMaxHwMixingStreamingBuffers', DWORD),
        ('dwFreeHwMixingAllBuffers', DWORD),
        ('dwFreeHwMixingStaticBuffers', DWORD),
        ('dwFreeHwMixingStreamingBuffers', DWORD),
        ('dwMaxHw3DAllBuffers', DWORD),
        ('dwMaxHw3DStaticBuffers', DWORD),
        ('dwMaxHw3DStreamingBuffers', DWORD),
        ('dwFreeHw3DAllBuffers', DWORD),
        ('dwFreeHw3DStaticBuffers', DWORD),
        ('dwFreeHw3DStreamingBuffers', DWORD),
        ('dwTotalHwMemBytes', DWORD),
        ('dwFreeHwMemBytes', DWORD),
        ('dwMaxContigFreeHwMemBytes', DWORD),
        ('dwUnlockTransferRateHwBuffers', DWORD),
        ('dwPlayCpuOverheadSwBuffers', DWORD),
        ('dwReserved1', DWORD),
        ('dwReserved2', DWORD)
    ]
LPDSCAPS = ctypes.POINTER(DSCAPS)

class DSBCAPS(ctypes.Structure):
    _fields_ = [
        ('dwSize', DWORD),
        ('dwFlags', DWORD),
        ('dwBufferBytes', DWORD),
        ('dwUnlockTransferRate', DWORD),
        ('dwPlayCpuOverhead', DWORD),
    ]
LPDSBCAPS = ctypes.POINTER(DSBCAPS)

class DSBUFFERDESC(ctypes.Structure):
    _fields_ = [
        ('dwSize', DWORD),
        ('dwFlags', DWORD),
        ('dwBufferBytes', DWORD),
        ('dwReserved', DWORD),
        ('lpwfxFormat', LPWAVEFORMATEX),
    ]
LPDSBUFFERDESC = ctypes.POINTER(DSBUFFERDESC)

class DS3DBUFFER(ctypes.Structure):
    _fields_ = [
        ('dwSize', DWORD),
        ('vPosition', D3DVECTOR),
        ('vVelocity', D3DVECTOR),
        ('dwInsideConeAngle', DWORD),
        ('dwOutsideConeAngle', DWORD),
        ('vConeOrientation', D3DVECTOR),
        ('lConeOutsideVolume', LONG),
        ('flMinDistance', D3DVALUE),
        ('flMaxDistance', D3DVALUE),
        ('dwMode', DWORD),
    ]
LPDS3DBUFFER = ctypes.POINTER(DS3DBUFFER)

class DS3DLISTENER(ctypes.Structure):
    _fields_ = [
        ('dwSize', DWORD),
        ('vPosition', D3DVECTOR),
        ('vVelocity', D3DVECTOR),
        ('vOrientFront', D3DVECTOR),
        ('vOrientTop', D3DVECTOR),
        ('flDistanceFactor', D3DVALUE),
        ('flRolloffFactor', D3DVALUE),
        ('flDopplerFactor', D3DVALUE),
    ]
LPDS3DLISTENER = ctypes.POINTER(DS3DLISTENER)

class IDirectSoundBuffer(com.IUnknown):
    _methods_ = [
        ('GetCaps',
         com.STDMETHOD(LPDSBCAPS)),
        ('GetCurrentPosition',
         com.STDMETHOD(LPDWORD, LPDWORD)),
        ('GetFormat',
         com.STDMETHOD(LPWAVEFORMATEX, DWORD, LPDWORD)),
        ('GetVolume',
         com.STDMETHOD(LPLONG)),
        ('GetPan',
         com.STDMETHOD(LPLONG)),
        ('GetFrequency',
         com.STDMETHOD(LPDWORD)),
        ('GetStatus',
         com.STDMETHOD(LPDWORD)),
        ('Initialize',
         com.STDMETHOD(ctypes.c_void_p, LPDSBUFFERDESC)),
        ('Lock',
         com.STDMETHOD(DWORD, DWORD,
                       ctypes.POINTER(ctypes.c_void_p), LPDWORD,
                       ctypes.POINTER(ctypes.c_void_p), LPDWORD,
                       DWORD)),
        ('Play',
         com.STDMETHOD(DWORD, DWORD, DWORD)),
        ('SetCurrentPosition',
         com.STDMETHOD(DWORD)),
        ('SetFormat',
         com.STDMETHOD(LPWAVEFORMATEX)),
        ('SetVolume',
         com.STDMETHOD(LONG)),
        ('SetPan',
         com.STDMETHOD(LONG)),
        ('SetFrequency',
         com.STDMETHOD(DWORD)),
        ('Stop',
         com.STDMETHOD()),
        ('Unlock',
         com.STDMETHOD(ctypes.c_void_p, DWORD, ctypes.c_void_p, DWORD)),
        ('Restore',
         com.STDMETHOD()),
    ]

IID_IDirectSound3DListener = com.GUID(
    0x279AFA84, 0x4981, 0x11CE, 0xA5, 0x21, 0x00, 0x20, 0xAF, 0x0B, 0xE5, 0x60)

class IDirectSound3DListener(com.IUnknown):
    _methods_ = [
        ('GetAllParameters',
         com.STDMETHOD(LPDS3DLISTENER)),
        ('GetDistanceFactor',
         com.STDMETHOD(PD3DVALUE)),
        ('GetDopplerFactor',
         com.STDMETHOD(PD3DVALUE)),
        ('GetOrientation',
         com.STDMETHOD(PD3DVECTOR)),
        ('GetPosition',
         com.STDMETHOD(PD3DVECTOR)),
        ('GetRolloffFactor',
         com.STDMETHOD(PD3DVALUE)),
        ('GetVelocity',
         com.STDMETHOD(PD3DVECTOR)),
        ('SetAllParameters',
         com.STDMETHOD(LPDS3DLISTENER)),
        ('SetDistanceFactor',
         com.STDMETHOD(D3DVALUE, DWORD)),
        ('SetDopplerFactor',
         com.STDMETHOD(D3DVALUE, DWORD)),
        ('SetOrientation',
         com.STDMETHOD(D3DVALUE, D3DVALUE, D3DVALUE,
                       D3DVALUE, D3DVALUE, D3DVALUE, DWORD)),
        ('SetPosition',
         com.STDMETHOD(D3DVALUE, D3DVALUE, D3DVALUE, DWORD)),
        ('SetRolloffFactor',
         com.STDMETHOD(D3DVALUE, DWORD)),
        ('SetVelocity',
         com.STDMETHOD(D3DVALUE, D3DVALUE, D3DVALUE, DWORD)),
        ('CommitDeferredSettings',
         com.STDMETHOD()),
    ]

IID_IDirectSound3DBuffer = com.GUID(
    0x279AFA86, 0x4981, 0x11CE, 0xA5, 0x21, 0x00, 0x20, 0xAF, 0x0B, 0xE5, 0x60)

class IDirectSound3DBuffer(com.IUnknown):
    _methods_ = [
        ('GetAllParameters',
         com.STDMETHOD(LPDS3DBUFFER)),
        ('GetConeAngles',
         com.STDMETHOD(LPDWORD, LPDWORD)),
        ('GetConeOrientation',
         com.STDMETHOD(PD3DVECTOR)),
        ('GetConeOutsideVolume',
         com.STDMETHOD(LPLONG)),
        ('GetMaxDistance',
         com.STDMETHOD(PD3DVALUE)),
        ('GetMinDistance',
         com.STDMETHOD(PD3DVALUE)),
        ('GetMode',
         com.STDMETHOD(LPDWORD)),
        ('GetPosition',
         com.STDMETHOD(PD3DVECTOR)),
        ('GetVelocity',
         com.STDMETHOD(PD3DVECTOR)),
        ('SetAllParameters',
         com.STDMETHOD(LPDS3DBUFFER, DWORD)),
        ('SetConeAngles',
         com.STDMETHOD(DWORD, DWORD, DWORD)),
        ('SetConeOrientation',
         com.STDMETHOD(D3DVALUE, D3DVALUE, D3DVALUE, DWORD)),
        ('SetConeOutsideVolume',
         com.STDMETHOD(LONG, DWORD)),
        ('SetMaxDistance',
         com.STDMETHOD(D3DVALUE, DWORD)),
        ('SetMinDistance',
         com.STDMETHOD(D3DVALUE, DWORD)),
        ('SetMode',
         com.STDMETHOD(DWORD, DWORD)),
        ('SetPosition',
         com.STDMETHOD(D3DVALUE, D3DVALUE, D3DVALUE, DWORD)),
        ('SetVelocity',
         com.STDMETHOD(D3DVALUE, D3DVALUE, D3DVALUE, DWORD)),
    ]

class IDirectSound(com.IUnknown):
    _methods_ = [
        ('CreateSoundBuffer',
         com.STDMETHOD(LPDSBUFFERDESC,
                       ctypes.POINTER(IDirectSoundBuffer),
                       LPUNKNOWN)),
        ('GetCaps',
         com.STDMETHOD(LPDSCAPS)),
        ('DuplicateSoundBuffer',
         com.STDMETHOD(IDirectSoundBuffer,
                       ctypes.POINTER(IDirectSoundBuffer))),
        ('SetCooperativeLevel',
         com.STDMETHOD(HWND, DWORD)),
        ('Compact',
         com.STDMETHOD()),
        ('GetSpeakerConfig',
         com.STDMETHOD(LPDWORD)),
        ('SetSpeakerConfig',
         com.STDMETHOD(DWORD)),
        ('Initialize',
         com.STDMETHOD(com.LPGUID)),
    ]
    _type_ = com.COMInterface

DirectSoundCreate = lib.DirectSoundCreate
DirectSoundCreate.argtypes = \
    [com.LPGUID, ctypes.POINTER(IDirectSound), ctypes.c_void_p]

DSCAPS_PRIMARYMONO = 0x00000001
DSCAPS_PRIMARYSTEREO = 0x00000002
DSCAPS_PRIMARY8BIT = 0x00000004
DSCAPS_PRIMARY16BIT = 0x00000008
DSCAPS_CONTINUOUSRATE = 0x00000010
DSCAPS_EMULDRIVER = 0x00000020
DSCAPS_CERTIFIED = 0x00000040
DSCAPS_SECONDARYMONO = 0x00000100
DSCAPS_SECONDARYSTEREO = 0x00000200
DSCAPS_SECONDARY8BIT = 0x00000400
DSCAPS_SECONDARY16BIT = 0x00000800

DSSCL_NORMAL = 0x00000001
DSSCL_PRIORITY = 0x00000002
DSSCL_EXCLUSIVE = 0x00000003
DSSCL_WRITEPRIMARY = 0x00000004

DSSPEAKER_DIRECTOUT = 0x00000000
DSSPEAKER_HEADPHONE = 0x00000001
DSSPEAKER_MONO = 0x00000002
DSSPEAKER_QUAD = 0x00000003
DSSPEAKER_STEREO = 0x00000004
DSSPEAKER_SURROUND = 0x00000005
DSSPEAKER_5POINT1 = 0x00000006
DSSPEAKER_7POINT1 = 0x00000007

DSSPEAKER_GEOMETRY_MIN = 0x00000005  #   5 degrees
DSSPEAKER_GEOMETRY_NARROW = 0x0000000A  #  10 degrees
DSSPEAKER_GEOMETRY_WIDE = 0x00000014  #  20 degrees
DSSPEAKER_GEOMETRY_MAX = 0x000000B4  # 180 degrees

DSBCAPS_PRIMARYBUFFER = 0x00000001
DSBCAPS_STATIC = 0x00000002
DSBCAPS_LOCHARDWARE = 0x00000004
DSBCAPS_LOCSOFTWARE = 0x00000008
DSBCAPS_CTRL3D = 0x00000010
DSBCAPS_CTRLFREQUENCY = 0x00000020
DSBCAPS_CTRLPAN = 0x00000040
DSBCAPS_CTRLVOLUME = 0x00000080
DSBCAPS_CTRLPOSITIONNOTIFY = 0x00000100
DSBCAPS_CTRLFX = 0x00000200
DSBCAPS_STICKYFOCUS = 0x00004000
DSBCAPS_GLOBALFOCUS = 0x00008000
DSBCAPS_GETCURRENTPOSITION2 = 0x00010000
DSBCAPS_MUTE3DATMAXDISTANCE = 0x00020000
DSBCAPS_LOCDEFER = 0x00040000

DSBPLAY_LOOPING = 0x00000001
DSBPLAY_LOCHARDWARE = 0x00000002
DSBPLAY_LOCSOFTWARE = 0x00000004
DSBPLAY_TERMINATEBY_TIME = 0x00000008
DSBPLAY_TERMINATEBY_DISTANCE = 0x000000010
DSBPLAY_TERMINATEBY_PRIORITY = 0x000000020

DSBSTATUS_PLAYING = 0x00000001
DSBSTATUS_BUFFERLOST = 0x00000002
DSBSTATUS_LOOPING = 0x00000004
DSBSTATUS_LOCHARDWARE = 0x00000008
DSBSTATUS_LOCSOFTWARE = 0x00000010
DSBSTATUS_TERMINATED = 0x00000020

DSBLOCK_FROMWRITECURSOR = 0x00000001
DSBLOCK_ENTIREBUFFER = 0x00000002

DSBFREQUENCY_MIN = 100
DSBFREQUENCY_MAX = 100000
DSBFREQUENCY_ORIGINAL = 0

DSBPAN_LEFT = -10000
DSBPAN_CENTER = 0
DSBPAN_RIGHT = 10000

DSBVOLUME_MIN = -10000
DSBVOLUME_MAX = 0

DSBSIZE_MIN = 4
DSBSIZE_MAX = 0x0FFFFFFF
DSBSIZE_FX_MIN = 150  # NOTE: Milliseconds, not bytes

DS3DMODE_NORMAL = 0x00000000
DS3DMODE_HEADRELATIVE = 0x00000001
DS3DMODE_DISABLE = 0x00000002

DS3D_IMMEDIATE = 0x00000000
DS3D_DEFERRED = 0x00000001

DS3D_MINDISTANCEFACTOR = -1000000.0 # XXX FLT_MIN
DS3D_MAXDISTANCEFACTOR = 1000000.0  # XXX FLT_MAX
DS3D_DEFAULTDISTANCEFACTOR = 1.0

DS3D_MINROLLOFFFACTOR = 0.0
DS3D_MAXROLLOFFFACTOR = 10.0
DS3D_DEFAULTROLLOFFFACTOR = 1.0

DS3D_MINDOPPLERFACTOR = 0.0
DS3D_MAXDOPPLERFACTOR = 10.0
DS3D_DEFAULTDOPPLERFACTOR = 1.0

DS3D_DEFAULTMINDISTANCE = 1.0
DS3D_DEFAULTMAXDISTANCE = 1000000000.0

DS3D_MINCONEANGLE = 0
DS3D_MAXCONEANGLE = 360
DS3D_DEFAULTCONEANGLE = 360

DS3D_DEFAULTCONEOUTSIDEVOLUME = DSBVOLUME_MAX

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