python 批量下載bilibili視訊的gui程式
阿新 • • 發佈：2020-11-24
執行效果：
完整程式碼：
# !/usr/bin/python
# -*- coding:utf-8 -*-
# time: 2019/07/02--08:12
__author__ = 'Henry'
'''
專案: B站視訊下載 - GUI版本
版本1: 加密API版,不需要加入cookie,直接即可下載1080p視訊
20190422 - 增加多P視訊單獨下載其中一集的功能
20190702 - 增加視訊多執行緒下載 速度大幅提升
20190711 - 增加GUI版本,視覺化介面,操作更加友好
'''
import requests,time,hashlib,urllib.request,re,json
import imageio
imageio.plugins.ffmpeg.download()
from moviepy.editor import *
import os,sys,threading
from tkinter import *
from tkinter import ttk
from tkinter import StringVar
root=Tk()
start_time = time.time()
# 將輸出重定向到表格
def print(theText):
msgbox.insert(END,theText+'\n')
# 訪問API地址
def get_play_list(start_url,cid,quality):
entropy = 'rbMCKn@KuamXWlPMoJGsKcbiJKUfkPF_8dABscJntvqhRSETg'
appkey,sec = ''.join([chr(ord(i) + 2) for i in entropy[::-1]]).split(':')
params = 'appkey=%s&cid=%s&otype=json&qn=%s&quality=%s&type=' % (appkey,quality,quality)
chksum = hashlib.md5(bytes(params + sec,'utf8')).hexdigest()
url_api = 'https://interface.bilibili.com/v2/playurl?%s&sign=%s' % (params,chksum)
headers = {
'Referer': start_url,# 注意加上referer
'User-Agent': 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML,like Gecko) Chrome/55.0.2883.87 Safari/537.36'
}
# print(url_api)
html = requests.get(url_api,headers=headers).json()
# print(json.dumps(html))
video_list = []
for i in html['durl']:
video_list.append(i['url'])
# print(video_list)
return video_list
# 下載視訊
'''
urllib.urlretrieve 的回撥函式：
def callbackfunc(blocknum,blocksize,totalsize):
@blocknum: 已經下載的資料塊
@blocksize: 資料塊的大小
@totalsize: 遠端檔案的大小
'''
def Schedule_cmd(blocknum,totalsize):
speed = (blocknum * blocksize) / (time.time() - start_time)
# speed_str = " Speed: %.2f" % speed
speed_str = " Speed: %s" % format_size(speed)
recv_size = blocknum * blocksize
# 設定下載進度條
pervent = recv_size / totalsize
percent_str = "%.2f%%" % (pervent * 100)
download.coords(fill_line1,(0,pervent*465,23))
root.update()
pct.set(percent_str)
def Schedule(blocknum,totalsize):
speed = (blocknum * blocksize) / (time.time() - start_time)
# speed_str = " Speed: %.2f" % speed
speed_str = " Speed: %s" % format_size(speed)
recv_size = blocknum * blocksize
# 設定下載進度條
f = sys.stdout
pervent = recv_size / totalsize
percent_str = "%.2f%%" % (pervent * 100)
n = round(pervent * 50)
s = ('#' * n).ljust(50,'-')
print(percent_str.ljust(6,' ') + '-' + speed_str)
f.flush()
time.sleep(2)
# print('\r')
# 位元組bytes轉化K\M\G
def format_size(bytes):
try:
bytes = float(bytes)
kb = bytes / 1024
except:
print("傳入的位元組格式不對")
return "Error"
if kb >= 1024:
M = kb / 1024
if M >= 1024:
G = M / 1024
return "%.3fG" % (G)
else:
return "%.3fM" % (M)
else:
return "%.3fK" % (kb)
# 下載視訊
def down_video(video_list,title,start_url,page):
num = 1
print('[正在下載P{}段視訊,請稍等...]:'.format(page) + title)
currentVideoPath = os.path.join(sys.path[0],'bilibili_video',title) # 當前目錄作為下載目錄
for i in video_list:
opener = urllib.request.build_opener()
# 請求頭
opener.addheaders = [
# ('Host','upos-hz-mirrorks3.acgvideo.com'),#注意修改host,不用也行
('User-Agent','Mozilla/5.0 (Macintosh; Intel Mac OS X 10.13; rv:56.0) Gecko/20100101 Firefox/56.0'),('Accept','*/*'),('Accept-Language','en-US,en;q=0.5'),('Accept-Encoding','gzip,deflate,br'),('Range','bytes=0-'),# Range 的值要為 bytes=0- 才能下載完整視訊
('Referer',start_url),# 注意修改referer,必須要加的!
('Origin','https://www.bilibili.com'),('Connection','keep-alive'),]
urllib.request.install_opener(opener)
# 建立資料夾存放下載的視訊
if not os.path.exists(currentVideoPath):
os.makedirs(currentVideoPath)
# 開始下載
if len(video_list) > 1:
urllib.request.urlretrieve(url=i,filename=os.path.join(currentVideoPath,r'{}-{}.flv'.format(title,num)),reporthook=Schedule_cmd) # 寫成mp4也行 title + '-' + num + '.flv'
else:
urllib.request.urlretrieve(url=i,r'{}.flv'.format(title)),reporthook=Schedule_cmd) # 寫成mp4也行 title + '-' + num + '.flv'
num += 1
# 合併視訊(20190802新版)
def combine_video(title_list):
video_path = os.path.join(sys.path[0],'bilibili_video') # 下載目錄
for title in title_list:
current_video_path = os.path.join(video_path,title)
if len(os.listdir(current_video_path)) >= 2:
# 視訊大於一段才要合併
print('[下載完成,正在合併視訊...]:' + title)
# 定義一個數組
L = []
# 遍歷所有檔案
for file in sorted(os.listdir(current_video_path),key=lambda x: int(x[x.rindex("-") + 1:x.rindex(".")])):
# 如果字尾名為 .mp4/.flv
if os.path.splitext(file)[1] == '.flv':
# 拼接成完整路徑
filePath = os.path.join(current_video_path,file)
# 載入視訊
video = VideoFileClip(filePath)
# 新增到陣列
L.append(video)
# 拼接視訊
final_clip = concatenate_videoclips(L)
# 生成目標視訊檔案
final_clip.to_videofile(os.path.join(current_video_path,r'{}.mp4'.format(title)),fps=24,remove_temp=False)
print('[視訊合併完成]' + title)
else:
# 視訊只有一段則直接列印下載完成
print('[視訊合併完成]:' + title)
def do_prepare(inputStart,inputQuality):
# 清空進度條
download.coords(fill_line1,23))
pct.set('0.00%')
root.update()
# 清空文字欄
msgbox.delete('1.0','end')
start_time = time.time()
# 使用者輸入av號或者視訊連結地址
print('*' * 30 + 'B站視訊下載小助手' + '*' * 30)
start = inputStart
if start.isdigit() == True: # 如果輸入的是av號
# 獲取cid的api,傳入aid即可
start_url = 'https://api.bilibili.com/x/web-interface/view?aid=' + start
else:
# https://www.bilibili.com/video/av46958874/?spm_id_from=333.334.b_63686965665f7265636f6d6d656e64.16
start_url = 'https://api.bilibili.com/x/web-interface/view?aid=' + re.search(r'/av(\d+)/*',start).group(1)
# 視訊質量
# <accept_format><![CDATA[flv,flv720,flv480,flv360]]></accept_format>
# <accept_description><![CDATA[高清 1080P,高清 720P,清晰 480P,流暢 360P]]></accept_description>
# <accept_quality><![CDATA[80,64,32,16]]></accept_quality>
quality = inputQuality
# 獲取視訊的cid,title
headers = {
'User-Agent': 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML,like Gecko) Chrome/55.0.2883.87 Safari/537.36'
}
html = requests.get(start_url,headers=headers).json()
data = html['data']
cid_list = []
if '?p=' in start:
# 單獨下載分P視訊中的一集
p = re.search(r'\?p=(\d+)',start).group(1)
cid_list.append(data['pages'][int(p) - 1])
else:
# 如果p不存在就是全集下載
cid_list = data['pages']
# print(cid_list)
# 建立執行緒池
threadpool = []
title_list = []
for item in cid_list:
cid = str(item['cid'])
title = item['part']
title = re.sub(r'[\/\\:*?"<>|]','',title) # 替換為空的
print('[下載視訊的cid]:' + cid)
print('[下載視訊的標題]:' + title)
title_list.append(title)
page = str(item['page'])
start_url = start_url + "/?p=" + page
video_list = get_play_list(start_url,quality)
start_time = time.time()
# down_video(video_list,page)
# 定義執行緒
th = threading.Thread(target=down_video,args=(video_list,page))
# 將執行緒加入執行緒池
threadpool.append(th)
# 開始執行緒
for th in threadpool:
th.start()
# 等待所有執行緒執行完畢
for th in threadpool:
th.join()
# 最後合併視訊
combine_video(title_list)
end_time = time.time() # 結束時間
print('下載總耗時%.2f秒,約%.2f分鐘' % (end_time - start_time,int(end_time - start_time) / 60))
# 如果是windows系統，下載完成後開啟下載目錄
currentVideoPath = os.path.join(sys.path[0],'bilibili_video') # 當前目錄作為下載目錄
if (sys.platform.startswith('win')):
os.startfile(currentVideoPath)
def thread_it(func,*args):
'''將函式打包進執行緒'''
# 建立
t = threading.Thread(target=func,args=args)
# 守護 !!!
t.setDaemon(True)
# 啟動
t.start()
if __name__ == "__main__":
# 設定標題
root.title('B站視訊下載小助手-GUI')
# 設定ico
root.iconbitmap('./Pic/favicon.ico')
# 設定Logo
photo = PhotoImage(file='./Pic/logo.png')
logo = Label(root,image=photo)
logo.pack()
# 各項輸入欄和選擇框
inputStart = Entry(root,bd=4,width=600)
labelStart=Label(root,text="請輸入您要下載的B站av號或者視訊連結地址:") # 地址輸入
labelStart.pack(anchor="w")
inputStart.pack()
labelQual = Label(root,text="請選擇您要下載視訊的清晰度") # 清晰度選擇
labelQual.pack(anchor="w")
inputQual = ttk.Combobox(root,state="readonly")
# 可供選擇的表
inputQual['value']=('1080P','720p','480p','360p')
# 對應的轉換字典
keyTrans=dict()
keyTrans['1080P']='80'
keyTrans['720p']='64'
keyTrans['480p']='32'
keyTrans['360p']='16'
# 初始值為720p
inputQual.current(1)
inputQual.pack()
confirm = Button(root,text="開始下載",command=lambda:thread_it(do_prepare,inputStart.get(),keyTrans[inputQual.get()] ))
msgbox = Text(root)
msgbox.insert('1.0',"對於單P視訊:直接傳入B站av號或者視訊連結地址\n(eg: 49842011或者https://www.bilibili.com/video/av49842011)\n對於多P視訊:\n1.下載全集:直接傳入B站av號或者視訊連結地址\n(eg: 49842011或者https://www.bilibili.com/video/av49842011)\n2.下載其中一集:傳入那一集的視訊連結地址\n(eg: https://www.bilibili.com/video/av19516333/?p=2)")
msgbox.pack()
download=Canvas(root,width=465,height=23,bg="white")
# 進度條的設定
labelDownload=Label(root,text="下載進度")
labelDownload.pack(anchor="w")
download.pack()
fill_line1 = download.create_rectangle(0,23,width=0,fill="green")
pct=StringVar()
pct.set('0.0%')
pctLabel = Label(root,textvariable=pct)
pctLabel.pack()
root.geometry("600x800")
confirm.pack()
# GUI主迴圈
root.mainloop()
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