def auto_shift(snd_path, labels_path):
'''
自動ずれ補正
'''
snd = pausewave.open(snd_path, 'rb')
labels = Labels(labels_path)
if labels.dist_s == NO_DISTINCTION:
return
d = find_dist_s(snd)
auto_shift_s = auto_shift_diff_s(d, labels.dist_s)
if auto_shift_s != 0:
labels.dist_s = d
labels.shift(auto_shift_s)
labels.write(labels_path)
base_name = os.path.basename(snd_path)
print 'auto shift: %.6fs %s' % (auto_shift_s, base_name)
def LoadLabels(self, f, snd):
'''
ラベル情報ファイルを読み込む。なければ作成する
'''
if os.path.exists(f):
labels = Labels(f)
else:
sil_lv = self.conf.sil_lv
sil_dur = self.conf.sil_dur_s
before_dur = self.conf.before_dur_s
after_dur = self.conf.after_dur_s
vol = Volume(snd, FIND_RATE)
labels = find_sound(vol, sil_lv, sil_dur, before_dur, after_dur)
labels.write(f)
if not hasattr(labels, 'dist_s') or labels.dist_s == NO_DISTINCTION:
labels.dist_s = find_dist_s(snd)
labels.write(f)
return labels
