def __init__(self):
self._dsound = lib.IDirectSound()
lib.DirectSoundCreate(None, ctypes.byref(self._dsound), None)
# A trick used by mplayer.. use desktop as window handle since it
# would be complex to use pyglet window handles (and what to do when
# application is audio only?).
hwnd = _user32.GetDesktopWindow()
self._dsound.SetCooperativeLevel(hwnd, lib.DSSCL_NORMAL)
# Create primary buffer with 3D and volume capabilities
self._buffer = lib.IDirectSoundBuffer()
dsbd = lib.DSBUFFERDESC()
dsbd.dwSize = ctypes.sizeof(dsbd)
dsbd.dwFlags = (lib.DSBCAPS_CTRL3D | lib.DSBCAPS_CTRLVOLUME
| lib.DSBCAPS_PRIMARYBUFFER)
self._dsound.CreateSoundBuffer(dsbd, ctypes.byref(self._buffer), None)
# Create listener
self._listener = lib.IDirectSound3DListener()
self._buffer.QueryInterface(lib.IID_IDirectSound3DListener,
ctypes.byref(self._listener))
# Create worker thread
self.worker = DirectSoundWorker()
self.worker.start()
def __init__(self):
self._native_dsound = lib.IDirectSound()
_check(
lib.DirectSoundCreate(None, ctypes.byref(self._native_dsound),
None))
# A trick used by mplayer.. use desktop as window handle since it
# would be complex to use pyglet window handles (and what to do when
# application is audio only?).
hwnd = _user32.GetDesktopWindow()
_check(self._native_dsound.SetCooperativeLevel(hwnd, lib.DSSCL_NORMAL))
self._buffer_factory = DirectSoundBufferFactory(
self, self._native_dsound)
self._primary_buffer = self._buffer_factory.create_primary_buffer()
def driver_init():
global dsound
dsound = lib.IDirectSound()
lib.DirectSoundCreate(None, ctypes.byref(dsound), None)
# A trick used by mplayer.. use desktop as window handle since it would
# be complex to use pyglet window handles (and what to do when application
# is audio only?).
hwnd = _user32.GetDesktopWindow()
dsound.SetCooperativeLevel(hwnd, lib.DSSCL_NORMAL)
driver_listener._init()
# Force a context switch, as some Windows audio drivers don't get time
# to process short sounds if Python hogs all the CPU. See issue #163.
from pyglet import clock
clock.Clock._force_sleep = True