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import threading
import pydub
import pygame
class MusicFile:
def __init__(self, filename, lock, channel_id, name = None):
self.filename = filename
self.channel_id = channel_id
self.name = name or filename
self.raw_data = None
self.sound = None
self.loaded = False
self.flag_paused = False
threading.Thread(name = "MSMusicLoad", target = self.load_sound, args = [lock]).start()
def load_sound(self, lock):
lock.acquire()
print("Loading « {} »".format(self.name))
self.raw_data = pydub.AudioSegment.from_file(self.filename).set_frame_rate(44100).raw_data
self.sound = pygame.mixer.Sound(self.raw_data)
print("Loaded « {} »".format(self.name))
self.loaded = True
lock.release()
def is_playing(self):
return self.channel().get_busy()
def is_paused(self):
return self.flag_paused
def play(self, fade_in = 0, volume = 100, start_at = 0):
self.channel().set_endevent()
self.channel().set_endevent(pygame.USEREVENT)
self.set_volume(volume)
if start_at > 0:
song_duration = self.sound.get_length()
raw_data_length = len(self.raw_data)
start_offset = int((raw_data_length / song_duration) * start_at)
start_offset = start_offset - (start_offset % 2)
self.sound = pygame.mixer.Sound(self.raw_data[start_offset:])
else:
self.sound = pygame.mixer.Sound(self.raw_data)
self.channel().play(self.sound, fade_ms = fade_in * 1000)
self.flag_paused = False
def pause(self):
self.channel().pause()
self.flag_paused = True
def unpause(self):
self.channel().unpause()
self.flag_paused = False
def stop(self, fade_out = 0):
if fade_out > 0:
self.channel().fadeout(fade_out * 1000)
else:
self.channel().stop()
def set_volume(self, value):
if value < 0:
value = 0
if value > 100:
value = 100
self.sound.set_volume(value / 100)
def wait_end(self):
pass
def channel(self):
return pygame.mixer.Channel(self.channel_id)
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