python 批量下载bilibili视频的gui程序

运行效果：

完整代码：

# !/usr/bin/python # -*- coding:utf-8 -*- # time: 2019/07/02--08:12 __author__ = 'Henry' ''' 项目: B站视频下载 - GUI版本 版本1: 加密API版,不需要加入cookie,直接即可下载1080p视频 20190422 - 增加多P视频单独下载其中一集的功能 20190702 - 增加视频多线程下载 速度大幅提升 20190711 - 增加GUI版本,可视化界面,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() # 将输出重定向到表格 def print(theText): msgbox.insert(END,theText+'\n') # 访问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, cid, 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 # 下载视频 ''' urllib.urlretrieve 的回调函数： def callbackfunc(blocknum, blocksize, totalsize): @blocknum: 已经下载的数据块 @blocksize: 数据块的大小 @totalsize: 远程文件的大小 ''' def Schedule_cmd(blocknum, blocksize, totalsize): speed = (blocknum * blocksize) / (time.time() - start_time) # speed_str = " Speed: %.2f" % speed speed_str = " Speed: %s" % format_size(speed) recv_size = blocknum * blocksize # 设置下载进度条 pervent = recv_size / totalsize percent_str = "%.2f%%" % (pervent * 100) download.coords(fill_line1,(0,0,pervent*465,23)) root.update() pct.set(percent_str) def Schedule(blocknum, blocksize, totalsize): speed = (blocknum * blocksize) / (time.time() - start_time) # speed_str = " Speed: %.2f" % speed speed_str = " Speed: %s" % format_size(speed) recv_size = blocknum * blocksize # 设置下载进度条 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') # 字节bytes转化K\M\G def format_size(bytes): try: bytes = float(bytes) kb = bytes / 1024 except: print("传入的字节格式不对") 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) # 下载视频 def down_video(video_list, title, start_url, page): num = 1 print('[正在下载P{}段视频,请稍等...]:'.format(page) + title) currentVideoPath = os.path.join(sys.path[0], 'bilibili_video', title) # 当前目录作为下载目录 for i in video_list: opener = urllib.request.build_opener() # 请求头 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 的值要为 bytes=0- 才能下载完整视频 ('Referer', start_url), # 注意修改referer,必须要加的! ('Origin', 'https://www.bilibili.com'), ('Connection', 'keep-alive'), ] urllib.request.install_opener(opener) # 创建文件夹存放下载的视频 if not os.path.exists(currentVideoPath): os.makedirs(currentVideoPath) # 开始下载 if len(video_list) > 1: urllib.request.urlretrieve(url=i, filename=os.path.join(currentVideoPath, r'{}-{}.flv'.format(title, num)),reporthook=Schedule_cmd) # 写成mp4也行 title + '-' + num + '.flv' else: urllib.request.urlretrieve(url=i, filename=os.path.join(currentVideoPath, r'{}.flv'.format(title)),reporthook=Schedule_cmd) # 写成mp4也行 title + '-' + num + '.flv' num += 1 # 合并视频(20190802新版) def combine_video(title_list): video_path = os.path.join(sys.path[0], 'bilibili_video') # 下载目录 for title in title_list: current_video_path = os.path.join(video_path ,title) if len(os.listdir(current_video_path)) >= 2: # 视频大于一段才要合并 print('[下载完成,正在合并视频...]:' + title) # 定义一个数组 L = [] # 遍历所有文件 for file in sorted(os.listdir(current_video_path), key=lambda x: int(x[x.rindex("-") + 1:x.rindex(".")])): # 如果后缀名为 .mp4/.flv if os.path.splitext(file)[1] == '.flv': # 拼接成完整路径 filePath = os.path.join(current_video_path, file) # 载入视频 video = VideoFileClip(filePath) # 添加到数组 L.append(video) # 拼接视频 final_clip = concatenate_videoclips(L) # 生成目标视频文件 final_clip.to_videofile(os.path.join(current_video_path, r'{}.mp4'.format(title)), fps=24, remove_temp=False) print('[视频合并完成]' + title) else: # 视频只有一段则直接打印下载完成 print('[视频合并完成]:' + title) def do_prepare(inputStart,inputQuality): # 清空进度条 download.coords(fill_line1,(0,0,0,23)) pct.set('0.00%') root.update() # 清空文本栏 msgbox.delete('1.0','end') start_time = time.time() # 用户输入av号或者视频链接地址 print('*' * 30 + 'B站视频下载小助手' + '*' * 30) start = inputStart if start.isdigit() == True: # 如果输入的是av号 # 获取cid的api, 传入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) # 视频质量 # <accept_format><![CDATA[flv,flv720,flv480,flv360]]></accept_format> # <accept_description><![CDATA[高清 1080P,高清 720P,清晰 480P,流畅 360P]]></accept_description> # <accept_quality><![CDATA[80,64,32,16]]></accept_quality> quality = inputQuality # 获取视频的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: # 单独下载分P视频中的一集 p = re.search(r'\?p=(\d+)',start).group(1) cid_list.append(data['pages'][int(p) - 1]) else: # 如果p不存在就是全集下载 cid_list = data['pages'] # print(cid_list) # 创建线程池 threadpool = [] title_list = [] for item in cid_list: cid = str(item['cid']) title = item['part'] title = re.sub(r'[\/\\:*?"<>|]', '', title) # 替换为空的 print('[下载视频的cid]:' + cid) print('[下载视频的标题]:' + title) title_list.append(title) page = str(item['page']) start_url = start_url + "/?p=" + page video_list = get_play_list(start_url, cid, quality) start_time = time.time() # down_video(video_list, title, start_url, page) # 定义线程 th = threading.Thread(target=down_video, args=(video_list, title, start_url, page)) # 将线程加入线程池 threadpool.append(th) # 开始线程 for th in threadpool: th.start() # 等待所有线程运行完毕 for th in threadpool: th.join() # 最后合并视频 combine_video(title_list) end_time = time.time() # 结束时间 print('下载总耗时%.2f秒,约%.2f分钟' % (end_time - start_time, int(end_time - start_time) / 60)) # 如果是windows系统，下载完成后打开下载目录 currentVideoPath = os.path.join(sys.path[0], 'bilibili_video') # 当前目录作为下载目录 if (sys.platform.startswith('win')): os.startfile(currentVideoPath) def thread_it(func, *args): '''将函数打包进线程''' # 创建 t = threading.Thread(target=func, args=args) # 守护 !!! t.setDaemon(True) # 启动 t.start() if __name__ == "__main__": # 设置标题 root.title('B站视频下载小助手-GUI') # 设置ico root.iconbitmap('./Pic/favicon.ico') # 设置Logo photo = PhotoImage(file='./Pic/logo.png') logo = Label(root,image=photo) logo.pack() # 各项输入栏和选择框 inputStart = Entry(root,bd=4,width=600) labelStart=Label(root,text="请输入您要下载的B站av号或者视频链接地址:") # 地址输入 labelStart.pack(anchor="w") inputStart.pack() labelQual = Label(root,text="请选择您要下载视频的清晰度") # 清晰度选择 labelQual.pack(anchor="w") inputQual = ttk.Combobox(root,state="readonly") # 可供选择的表 inputQual['value']=('1080P','720p','480p','360p') # 对应的转换字典 keyTrans=dict() keyTrans['1080P']='80' keyTrans['720p']='64' keyTrans['480p']='32' keyTrans['360p']='16' # 初始值为720p inputQual.current(1) inputQual.pack() confirm = Button(root,text="开始下载",command=lambda:thread_it(do_prepare,inputStart.get(), keyTrans[inputQual.get()] )) msgbox = Text(root) msgbox.insert('1.0',"对于单P视频:直接传入B站av号或者视频链接地址\n(eg: 49842011或者https://www.bilibili.com/video/av49842011)\n对于多P视频:\n1.下载全集:直接传入B站av号或者视频链接地址\n(eg: 49842011或者https://www.bilibili.com/video/av49842011)\n2.下载其中一集:传入那一集的视频链接地址\n(eg: https://www.bilibili.com/video/av19516333/?p=2)") msgbox.pack() download=Canvas(root,width=465,height=23,bg="white") # 进度条的设置 labelDownload=Label(root,text="下载进度") labelDownload.pack(anchor="w") download.pack() fill_line1 = download.create_rectangle(0, 0, 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主循环 root.mainloop()

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