B站视频
原文:https://github.com/Henryhaohao/Bilibili_video_download
import requests,time,hashlib,urllib.request,re from xml.dom.minidom import parseString from moviepy.editor import * import os, sys, json #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 = input('请输入您要下载的B站av号或者视频链接地址:') if start.isdigit() == True: #如果输入的是av号 start_url = 'https://www.bilibili.com/video/av' + start else: start_url = start #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[80,64,32,15]]></accept_quality> quality = input('请输入您要下载视频的清晰度(1080p:80;720p:64;480p:32;360p:15)(填写80或64或32或15):') #获取视频的cid,title headers = { 'User-Agent':'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36' } html = requests.get(start_url,headers=headers).text print(html) cid = re.search(r'cid=(d+)&',html).group(1) title = re.search(r'<h1 title="(.*?)" class="video-title"',html).group(1) print('[下载视频的cid]:' +cid) print('[下载视频的标题]:' + title) # 清洗一下标题名称(不能有 / : * ? " < > |) title = re.sub(r'[/\:*?"<>|]', '', title) # 替换为空的 #访问API地址 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 = [html['durl'][0]['url']] # print(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 f = sys.stdout pervent = recv_size / totalsize percent_str = "%.2f%%" % (pervent * 100) n = round(pervent * 50) s = ('#' * n).ljust(50, '-') f.write(percent_str.ljust(8, ' ') + '[' + s + ']' + speed_str) f.flush() # time.sleep(0.1) f.write(' ') # 字节bytes转化KMG 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) print('[正在下载,请稍等...]:' + title) currentVideoPath = os.path.join(sys.path[0],'bilibili_video',title) #当前目录作为下载目录 num = 1 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 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.87 Safari/537.36'), ('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 start_time = time.time() 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' num +=1 #合并视频 if len(video_list) >= 2: #视频大于一段才要合并 print('[下载完成,正在合并视频]') # 定义一个数组 L = [] # 访问 video 文件夹 (假设视频都放在这里面) root_dir = currentVideoPath # 遍历所有文件 for file in sorted(os.listdir(root_dir), 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(root_dir, 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(root_dir,r'{}.mp4'.format(title)), fps=24, remove_temp=False) print('[视频合并完成]') else: #视频只有一段则直接打印下载完成 print('[下载完成]:' + title) #拓展:分P视频:url相同,只是cid不同,通过url?p=1,2..分别找出每个分P的cid,带入请求得到下载地址 #如果是windows系统,下载完成后打开下载目录 if(sys.platform.startswith('win')): os.startfile(currentVideoPath)