def init(freq=48000):
"""
Initialize BASS and the opus plugin
"""
global dll, use_ctypes
if not dll:
if platform.system() == "Darwin":
dll = ctypes.CDLL(dllf)
use_ctypes = True
else:
import pybass as dll
dll.BASS_Init(ini.read_ini_int("aaio.ini", "Audio", "device", -1), freq, 0,
0, 0)
dll.BASS_PluginLoad(os.path.abspath(opus), 0)
def __init__(self, *args, **kwargs):
self.stream = kwargs.pop('stream', None)
self.name_stream = kwargs.pop('name_stream', 'memory_stream')
self.bass_handle = 0
self.sound_font = 0
result = pybass.BASS_Init(-1, 44100, 0, 0, 0)
if not result:
bass_error_code = pybass.BASS_ErrorGetCode()
if bass_error_code != pybass.BASS_ERROR_ALREADY:
self.slider.Enable(False)
self.btn_play.Enable(False)
self.btn_stop.Enable(False)
print('BASS_Init error %s' %
pybass.get_error_description(bass_error_code))
self.plugins = {}
self.plugins['aac'] = (pybass.BASS_PluginLoad('bass_aac.dll',
0), '|AAC|*.aac')
self.plugins['ac3'] = (pybass.BASS_PluginLoad('bass_ac3.dll',
0), '|AC3|*.ac3')
self.plugins['aix'] = (pybass.BASS_PluginLoad('bass_aix.dll',
0), '|AIX|*.aix')
self.plugins['ape'] = (pybass.BASS_PluginLoad('bass_ape.dll',
0), '|APE|*.ape')
self.plugins['mpc'] = (pybass.BASS_PluginLoad('bass_mpc.dll',
0), '|MPC|*.mpc')
self.plugins['ofr'] = (pybass.BASS_PluginLoad('bass_ofr.dll',
0), '|OFR|*.ofr')
self.plugins['spx'] = (pybass.BASS_PluginLoad('bass_spx.dll',
0), '|SPX|*.spx')
self.plugins['tta'] = (pybass.BASS_PluginLoad('bass_tta.dll',
0), '|TTA|*.tta')
self.plugins['cda'] = (pybass.BASS_PluginLoad('basscd.dll',
0), '|CDA|*.cda')
self.plugins['flac'] = (pybass.BASS_PluginLoad('bassflac.dll',
0), '|FLAC|*.flac')
self.plugins['wma'] = (pybass.BASS_PluginLoad('basswma.dll', 0),
'|WMA, WMV|*.wma;*.wmv')
if pybassmidi:
sound_font_file_name = 'CT4MGM.SF2'
self.sound_font = pybassmidi.BASS_MIDI_FontInit(
sound_font_file_name, 0)
if self.sound_font == 0:
print(
'BASS_MIDI_FontInit error %s (sound font file must be %s)'
% (pybass.get_error_description(
pybass.BASS_ErrorGetCode()), sound_font_file_name))
else:
self.plugins['midi'] = (pybass.BASS_PluginLoad(
'bassmidi.dll', 0), '|MID|*.mid')
else:
print('pybassmidi module not accessible')
wx.Panel.__init__(self, *args, **kwargs)
sizer_h = wx.BoxSizer(wx.HORIZONTAL)
self.btn_play = wx.Button(self,
wx.ID_ANY,
_('Play'),
style=wx.NO_BORDER)
self.btn_play.SetToolTip(_('Play media data'))
self.Bind(wx.EVT_BUTTON, self.event_play, self.btn_play)
sizer_h.Add(self.btn_play)
self.btn_stop = wx.Button(self,
wx.ID_ANY,
_('Stop'),
style=wx.NO_BORDER)
self.Bind(wx.EVT_BUTTON, self.event_stop, self.btn_stop)
sizer_h.Add(self.btn_stop)
self.btn_open = wx.Button(self,
wx.ID_OPEN,
_('Open'),
style=wx.NO_BORDER)
self.Bind(wx.EVT_BUTTON, self.event_open, self.btn_open)
sizer_h.Add(self.btn_open)
sizer_v = wx.BoxSizer(wx.VERTICAL)
self.status_line = Ticker(self,
fgcolor='#000062',
bgcolor='#7F7F8F',
start=False,
ppf=1,
fps=50,
direction='ltr')
sizer_v.Add(self.status_line, 0, wx.EXPAND)
self.slider = slider_ctrl(self, wx.ID_ANY, 0, 0, 1)
sizer_v.Add(self.slider, 0, wx.EXPAND)
sizer_v.Add(sizer_h)
self.SetSizer(sizer_v)
self.SetAutoLayout(True)
self.volume_slider = wx.Slider(self, wx.ID_ANY,
pybass.BASS_GetVolume() * 100, 0, 100)
self.Bind(wx.EVT_SCROLL, self.event_volume_slider, self.volume_slider)
sizer_h.Add(self.volume_slider, 0, wx.EXPAND)
self.method_check_controls()
pybassflac.py - is ctypes python module for
BASSFLAC - extension to the BASS audio library,
enabling the playing of FLAC (Free Lossless Audio Codec) encoded files.
'''
import os, sys, ctypes, pybass
from paths import x86_path, x64_path
import libloader
bassflac_module = libloader.load_library('bassflac',
x86_path=x86_path,
x64_path=x64_path)
func_type = libloader.get_functype()
#Register the plugin with the Bass plugin system.
pybass.BASS_PluginLoad(
libloader.find_library_path('bassflac',
x86_path=x86_path,
x64_path=x64_path), 0)
QWORD = pybass.QWORD
HSTREAM = pybass.HSTREAM
DOWNLOADPROC = pybass.DOWNLOADPROC
BASS_FILEPROCS = pybass.BASS_FILEPROCS
# BASS_CHANNELINFO type
BASS_CTYPE_STREAM_FLAC = 0x10900
BASS_CTYPE_STREAM_FLAC_OGG = 0x10901
#HSTREAM BASSFLACDEF(BASS_FLAC_StreamCreateFile)(BOOL mem, const void *file, QWORD offset, QWORD length, DWORD flags);
BASS_FLAC_StreamCreateFile = func_type(HSTREAM, ctypes.c_byte, ctypes.c_void_p,
QWORD, QWORD, ctypes.c_ulong)(
('BASS_FLAC_StreamCreateFile',
