利用python 下载bilibili视频

运行效果：

完整代码

# !/usr/bin/python # -*- coding:utf-8 -*- # time: 2019/07/21--20:12 __author__ = 'Henry' ''' 项目: B站动漫番剧(bangumi)下载 版本2: 无加密API版,但是需要加入登录后cookie中的SESSDATA字段,才可下载720p及以上视频 API: 1.获取cid的api为 https://api.bilibili.com/x/web-interface/view?aid=47476691 aid后面为av号 2.下载链接api为 https://api.bilibili.com/x/player/playurl?avid=44743619&cid=78328965&qn=32 cid为上面获取到的 avid为输入的av号 qn为视频质量 注意: 但是此接口headers需要加上登录后'Cookie': 'SESSDATA=3c5d20cf%2C1556704080%2C7dcd8c41' (30天的有效期)(因为现在只有登录后才能看到720P以上视频了) 不然下载之后都是最低清晰度,哪怕选择了80也是只有480p的分辨率!! ''' import requests, time, urllib.request, re from moviepy.editor import * import os, sys, threading, json import imageio # 访问API地址 def get_play_list(aid, cid, quality): url_api = 'https://api.bilibili.com/x/player/playurl?cid={}&avid={}&qn={}'.format(cid, aid, quality) 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', 'Cookie': 'SESSDATA=13bd2abb%2C1619949439%2C2815d*b1', # 登录B站后复制一下cookie中的SESSDATA字段,有效期1个月 'Host': 'api.bilibili.com' } html = requests.get(url_api, headers=headers).json() # print(html) # 当下载会员视频时,如果cookie中传入的不是大会员的SESSDATA时就会返回: {'code': -404, 'message': '啥都木有', 'ttl': 1, 'data': None} if html['code'] != 0: print('注意!当前集数为B站大会员专享,若想下载,Cookie中请传入大会员的SESSDATA') return 'NoVIP' video_list = [] for i in html['data']['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 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('\r') 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('[正在下载第{}话视频,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) if __name__ == '__main__': start_time = time.time() # 用户输入番剧完整链接地址 # 1. https://www.bilibili.com/bangumi/play/ep267692 (用带ep链接) # 2. https://www.bilibili.com/bangumi/play/ss26878 (不要用这个ss链接,epinfo的aid会变成'-1') print('*' * 30 + 'B站番剧视频下载小助手' + '*' * 30) print('[提示]: 1.如果您想下载720P60,1080p+,1080p60质量的视频,请将35行代码中的SESSDATA改成你登录大会员后得到的SESSDATA,普通用户的SESSDATA最多只能下载1080p的视频') print(' 2.若发现下载的视频质量在720p以下,请将35行代码中的SESSDATA改成你登录后得到的SESSDATA(有效期一个月),而失效的SESSDATA就只能下载480p的视频') start = input('请输入您要下载的B站番剧的完整链接地址(例如:https://www.bilibili.com/bangumi/play/ep267692):') ep_url = start 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(ep_url,headers=headers).text ep_info = re.search(r'INITIAL_STATE__=(.*?"]});', html).group(1) # print(ep_info) ep_info = json.loads(ep_info) print(ep_info) # print('您将要下载的番剧名为:' + ep_info['mediaInfo']['title']) # 字段格式太不统一了 y = input('请输入1或2 - 1.只下载当前一集 2.下载此番剧的全集:') # 1.如果只下载当前ep id_list = [] if y == '1': try: id_list.append([ep_info['videoData']['aid'], ep_info['videoData']['cid'], ep_info['videoData']['title'] + ' ' + ep_info['videoData']['title']]) except: id_list.append([ep_info['videoData']['aid'], ep_info['videoData']['cid'], '第' + str(ep_info['videoData']['index']) + '话 ' + ep_info['videoData']['index_title']]) # 2.下载此番剧全部ep else: for i in ep_info['epList']: # if i['badge'] == '': # 当badge字段为'会员'时,接口返回404 try: id_list.append([i['aid'], i['cid'], i['titleFormat'] + ' ' + i['title']]) except: id_list.append([i['aid'], i['cid'],'第' + str(i['index']) + '话 ' + i['index_title']]) # qn参数就是视频清晰度 # 可选值： # 116: 高清1080P60 (需要带入大会员的cookie中的SESSDATA才行,普通用户的SESSDATA最多只能下载1080p的视频,不带入SESSDATA就只能下载480p的) # 112: 高清1080P+ (hdflv2) (需要大会员) # 80: 高清1080P (flv) # 74: 高清720P60 (需要大会员) # 64: 高清720P (flv720) # 32: 清晰480P (flv480) # 16: 流畅360P (flv360) print('请输入您要下载视频的清晰度(1080p60:116;1080p+:112;1080p:80;720p60:74;720p:64;480p:32;360p:16; **注意:1080p+,1080p60,720p60都需要带入大会员的cookie中的SESSDATA才行,普通用户的SESSDATA最多只能下载1080p的视频):') quality = input('请输入116或112或80或74或64或32或16:') threadpool = [] title_list = [] page = 1 print(id_list) for item in id_list: aid = str(item[0]) cid = str(item[1]) title = item[2] title = re.sub(r'[\/\\:*?"<>|]', '', title) # 替换为空的 print('[下载番剧标题]:' + title) title_list.append(title) start_url = ep_url video_list = get_play_list(aid, cid, quality) start_time = time.time() # down_video(video_list, title, start_url, page) # 定义线程 if video_list != 'NoVIP': th = threading.Thread(target=down_video, args=(video_list, title, start_url, page)) # 将线程加入线程池 threadpool.append(th) page += 1 # 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 print(title_list) 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)

以上就是利用python 下载bilibili视频的详细内容，更多关于python 下载bilibili视频的资料请关注软件开发网其它相关文章！

您可能感兴趣的文章:python动态视频下载器的实现方法Python实现视频下载功能使用Python编写简单网络爬虫抓取视频下载资源python中使用you-get库批量在线下载bilibili视频的教程python 下载m3u8视频的示例代码基于python爬取梨视频实现过程解析基于Python实现全自动下载抖音视频使用python-cv2实现视频的分解与合成的示例代码教你如何用python操作摄像头以及对视频流的处理python 爬取B站原视频的实例代码Python如何爬取b站热门视频并导入Excelpython 使用tkinter+you-get实现视频下载器

用python bilibili Python