def __init__(self):
self.Y = numpy.array([])
self.Fs = 0
self.channels = 0
self.sample_width = 0
self._ext = -1
self._de = AudioDecoder()
class AudioTrack:
def __init__(self):
self.Y = numpy.array([])
self.Fs = 0
self.channels = 0
self.sample_width = 0
self._ext = -1
self._de = AudioDecoder()
def time(self):
return 1/self.Fs * self.Y.shape[0]
def get_file_ext_code(self):
return self._ext
def open( self , file_name ):
self.Y = numpy.array([])
self.Fs = 0
self.channels = 0
if not ( os.path.exists( file_name ) ) :
return False
res_f = self._de.read_track_new( file_name , self )
self._ext = self._de.get_file_ext_code()
return res_f
class AudioTrack:
def __init__(self):
self.Y = numpy.array([])
self.Fs = 0
self.channels = 0
self.sample_width = 0
self._ext = -1
self._de = AudioDecoder()
def time(self):
return 1/self.Fs * self.Y.shape[0]
def get_file_ext_code(self):
return self._ext
def open( self , file_name ):
self.Y = numpy.array([])
self.Fs = 0
self.channels = 0
if not ( os.path.exists( file_name ) ) :
return False
res_f = self._de.read_track_new( file_name , self )
self._ext = self._de.get_file_ext_code()
return res_f
def open( self , file_name ):
self.Y = numpy.array([])
self.Fs = 0
self.channels = 0
if not ( os.path.exists( file_name ) ) :
return False
de = AudioDecoder()
res_f = de.read_track_new( file_name , self )
return res_f
def __init__(self):
self.Y = numpy.array([])
self.Fs = 0
self.channels = 0
self.sample_width = 0
self._ext = -1
self._de = AudioDecoder()
def scan_dir(self, dir_name, files_list=None):
self._album = {}
self._tracks = {}
self._artist = {}
self._disk_nr = []
if files_list == None:
dir_name = os.path.abspath(dir_name)
files_list = sorted(os.listdir(dir_name))
ad = AudioDecoder()
for file_name in files_list:
(fn, ext) = os.path.splitext(file_name)
full_file = os.path.join(dir_name, file_name)
if ext in ad.formats:
try:
self.scan_file(full_file)
except UnreadableAudioFileException as uafe:
pass
def scan_mp(self, dir_name="", thread_cnt=2, files_list=[]):
if sys.version_info[0] == 2:
dir_name = dir_name.decode('utf-8')
self.dr14 = 0
job_queue_sh = mp.JoinableQueue(2000)
res_queue_sh = mp.Queue(2000)
if files_list == []:
if not os.path.isdir(dir_name):
return 0
dir_list = sorted(os.listdir(dir_name))
self.dir_name = dir_name
files_list = None
else:
dir_list = sorted(files_list)
ad = AudioDecoder()
for file_name in dir_list:
(fn, ext) = os.path.splitext(file_name)
if ext in ad.formats:
job = SharedDrResObj()
job.file_name = file_name
job.dir_name = dir_name
job_queue_sh.put(job)
threads = [1 for i in range(thread_cnt)]
job_free = mp.Value('i', 0)
for t in range(thread_cnt):
threads[t] = mp.Process(target=self.run_mp,
args=(job_queue_sh, res_queue_sh))
for t in range(thread_cnt):
threads[t].start()
job_queue_sh.join()
succ = 0
self.res_list = []
#i = 0
dur = StructDuration()
while not res_queue_sh.empty():
res = res_queue_sh.get()
if res.fail:
continue
self.res_list.append({
'file_name': res.file_name,
'dr14': res.dr14,
'dB_peak': res.dB_peak,
'dB_rms': res.dB_rms,
'duration': dur.float_to_str(res.duration),
'sha1': res.sha1
})
self.res_list = sorted(self.res_list, key=lambda res: res['file_name'])
# i = i + 1
for d in self.res_list:
if d['dr14'] > dr14.min_dr():
self.dr14 = self.dr14 + d['dr14']
succ = succ + 1
self.meta_data.scan_dir(dir_name, files_list)
if len(self.res_list) > 0 and succ > 0:
self.dr14 = int(round(self.dr14 / succ))
return succ
else:
return 0
