def doRegister(self):
if self._channel == 0:
print(
"failed to register DSP block <> because the channel is invalid"
)
elif not self.ChannelCheckSettings(self._channel):
print(
"failed to register DSP block <> because the channel does not support it"
)
else:
chaninfo = pybass.BASS_CHANNELINFO()
if not pybass.BASS_ChannelGetInfo(self._channel, chaninfo):
return False
proc = self.cbk_proc_stereo
if chaninfo.chans == 1:
proc = self.cbk_proc_mono
if proc != None:
self._handle = pybass.BASS_ChannelSetDSP(
self._channel, proc, self.data, self._priority)
return self._handle != 0
return False
def ChannelCheckSettings(self, channel):
# todo check if callable
if self.cbk_set == None:
return True
# get the channel information
chaninfo = pybass.BASS_CHANNELINFO()
if not pybass.BASS_ChannelGetInfo(self._channel,
ctypes.byref(chaninfo)):
return False
# get the settings from the current DSP.
s = 0
if self.cbk_set != None:
s = long(self.cbk_set())
r = True
# check requirements for given flags
#TODO chaninfo is not updating memory correctly.
support_m = s & DSP_CHAN_MONO #and chaninfo.chans==1
support_s = s & DSP_CHAN_STEREO #and chaninfo.chans==2
#print chaninfo.chans, s,support_m , support_s
r = support_m or support_s
return True
def method_get_channel_info(self):
channel_info = pybass.BASS_CHANNELINFO()
if not pybass.BASS_ChannelGetInfo(self.bass_handle, channel_info):
print('BASS_ChannelGetInfo error %s' %
pybass.get_error_description(pybass.BASS_ErrorGetCode()))
return channel_info