twblue/src/sound_lib/config.py

58 lines
2.1 KiB
Python

import collections
import ctypes
from sound_lib.external import pybass
from sound_lib.main import bass_call, bass_call_0
class BassConfig(collections.Mapping):
config_map = {
'3d_algorithm': pybass.BASS_CONFIG_3DALGORITHM,
'buffer': pybass.BASS_CONFIG_BUFFER ,
'curve_vol': pybass.BASS_CONFIG_CURVE_VOL,
'curve_pan': pybass.BASS_CONFIG_CURVE_PAN,
'dev_buffer': pybass.BASS_CONFIG_DEV_BUFFER,
'dev_default': pybass.BASS_CONFIG_DEV_DEFAULT,
'float_dsp': pybass.BASS_CONFIG_FLOATDSP,
'gvol_music': pybass.BASS_CONFIG_GVOL_MUSIC,
'gvol_sample': pybass.BASS_CONFIG_GVOL_SAMPLE,
'gvol_stream': pybass.BASS_CONFIG_GVOL_STREAM,
'music_virtual': pybass.BASS_CONFIG_MUSIC_VIRTUAL,
'net_agent': pybass.BASS_CONFIG_NET_AGENT,
'net_buffer': pybass.BASS_CONFIG_NET_BUFFER,
'net_passive': pybass.BASS_CONFIG_NET_PASSIVE,
'net_playlist': pybass.BASS_CONFIG_NET_PLAYLIST,
'net_prebuf': pybass.BASS_CONFIG_NET_PREBUF,
'net_proxy': pybass.BASS_CONFIG_NET_PROXY,
'net_read_timeout': pybass.BASS_CONFIG_NET_READTIMEOUT,
'net_timeout': pybass.BASS_CONFIG_NET_TIMEOUT,
'pause_no_play': pybass.BASS_CONFIG_PAUSE_NOPLAY,
'rec_buffer': pybass.BASS_CONFIG_REC_BUFFER,
'src': pybass.BASS_CONFIG_SRC,
'src_sample': pybass.BASS_CONFIG_SRC_SAMPLE,
'unicode': pybass.BASS_CONFIG_UNICODE,
'update_period': pybass.BASS_CONFIG_UPDATEPERIOD,
'update_threads': pybass.BASS_CONFIG_UPDATETHREADS,
'verify': pybass.BASS_CONFIG_VERIFY,
'vista_speakers': pybass.BASS_CONFIG_VISTA_SPEAKERS,
}
ptr_config = (pybass.BASS_CONFIG_NET_AGENT, pybass.BASS_CONFIG_NET_PROXY)
def __getitem__(self, key):
key = self.config_map.get(key, key)
if key in self.ptr_config:
return ctypes.string_at(bass_call(pybass.BASS_GetConfigPtr, key))
return bass_call_0(pybass.BASS_GetConfig, key)
def __setitem__(self, key, val):
key = self.config_map.get(key, key)
if key in self.ptr_config:
return bass_call(pybass.BASS_SetConfigPtr, key, ctypes.create_string_buffer(val))
return bass_call(pybass.BASS_SetConfig, key, val)
def __iter__(self):
for key in self.config_map.keys():
yield key
def __len__(self):
return len(self.config_map)