| import uuid | |
| import soundfile as sf | |
| import pydub | |
| import pyloudnorm as pyln | |
| def match_target_amplitude(sound, target_dBFS): | |
| change_in_dBFS = target_dBFS - sound.dBFS | |
| return sound.apply_gain(change_in_dBFS) | |
| def mkuuid(uid): | |
| if not uid: | |
| uid = uuid.uuid4() | |
| return uid | |
| def doloudnorm(path): | |
| data, rate = sf.read(path) | |
| meter = pyln.Meter(rate) | |
| loudness = meter.integrated_loudness(data) | |
| loudness_normalized_audio = pyln.normalize.loudness(data, loudness, -12.0) | |
| sf.write(path, loudness_normalized_audio, rate) |