diff --git a/README.md b/README.md
index a4f4fcd9..60cb125a 100644
--- a/README.md
+++ b/README.md
@@ -360,6 +360,7 @@ Use `--url`/`-u` to get a list of downloadable resource URLs extracted from the
 | PPTV聚力 | <http://www.pptv.com/>         |✓| | |
 | 齐鲁网   | <http://v.iqilu.com/>          |✓| | |
 | QQ<br/>腾讯视频 | <http://v.qq.com/>      |✓| | |
+| 企鹅直播 | <http://live.qq.com/>          |✓| | |
 | 阡陌视频 | <http://qianmo.com/>           |✓| | |
 | THVideo  | <http://thvideo.tv/>           |✓| | |
 | Sina<br/>新浪视频<br/>微博秒拍视频 | <http://video.sina.com.cn/><br/><http://video.weibo.com/> |✓| | |
@@ -373,6 +374,8 @@ Use `--url`/`-u` to get a list of downloadable resource URLs extracted from the
 | 战旗TV   | <http://www.zhanqi.tv/lives>   |✓| | |
 | 央视网   | <http://www.cntv.cn/>          |✓| | |
 | 花瓣     | <http://huaban.com/>           | |✓| |
+| Naver<br/>네이버 | <http://tvcast.naver.com/>     |✓| | |
+| 芒果TV   | <http://www.mgtv.com/>         |✓| | |
 
 For all other sites not on the list, the universal extractor will take care of finding and downloading interesting resources from the page.
 
diff --git a/src/you_get/common.py b/src/you_get/common.py
index 6c65bd49..100f3869 100755
--- a/src/you_get/common.py
+++ b/src/you_get/common.py
@@ -52,6 +52,7 @@ SITES = {
     'mixcloud'         : 'mixcloud',
     'mtv81'            : 'mtv81',
     'musicplayon'      : 'musicplayon',
+    'naver'            : 'naver',
     '7gogo'            : 'nanagogo',
     'nicovideo'        : 'nicovideo',
     'panda'            : 'panda',
@@ -97,6 +98,7 @@ import logging
 import os
 import platform
 import re
+import socket
 import sys
 import time
 from urllib import request, parse, error
@@ -307,7 +309,14 @@ def get_content(url, headers={}, decoded=True):
     if cookies:
         cookies.add_cookie_header(req)
         req.headers.update(req.unredirected_hdrs)
-    response = request.urlopen(req)
+
+    for i in range(10):
+        try:
+            response = request.urlopen(req)
+            break
+        except socket.timeout:
+            logging.debug('request attempt %s timeout' % str(i + 1))
+
     data = response.read()
 
     # Handle HTTP compression for gzip and deflate (zlib)
@@ -1062,11 +1071,12 @@ def script_main(script_name, download, download_playlist, **kwargs):
     -x | --http-proxy <HOST:PORT>       Use an HTTP proxy for downloading.
     -y | --extractor-proxy <HOST:PORT>  Use an HTTP proxy for extracting only.
          --no-proxy                     Never use a proxy.
+    -t | --timeout <SECONDS>            Set socket timeout.
     -d | --debug                        Show traceback and other debug info.
     '''
 
-    short_opts = 'Vhfiuc:ndF:O:o:p:x:y:'
-    opts = ['version', 'help', 'force', 'info', 'url', 'cookies', 'no-caption', 'no-merge', 'no-proxy', 'debug', 'json', 'format=', 'stream=', 'itag=', 'output-filename=', 'output-dir=', 'player=', 'http-proxy=', 'extractor-proxy=', 'lang=']
+    short_opts = 'Vhfiuc:ndF:O:o:p:x:y:t:'
+    opts = ['version', 'help', 'force', 'info', 'url', 'cookies', 'no-caption', 'no-merge', 'no-proxy', 'debug', 'json', 'format=', 'stream=', 'itag=', 'output-filename=', 'output-dir=', 'player=', 'http-proxy=', 'extractor-proxy=', 'lang=', 'timeout=']
     if download_playlist:
         short_opts = 'l' + short_opts
         opts = ['playlist'] + opts
@@ -1096,6 +1106,7 @@ def script_main(script_name, download, download_playlist, **kwargs):
     proxy = None
     extractor_proxy = None
     traceback = False
+    timeout = 600
     for o, a in opts:
         if o in ('-V', '--version'):
             version()
@@ -1169,6 +1180,8 @@ def script_main(script_name, download, download_playlist, **kwargs):
             extractor_proxy = a
         elif o in ('--lang',):
             lang = a
+        elif o in ('-t', '--timeout'):
+            timeout = int(a)
         else:
             log.e("try 'you-get --help' for more options")
             sys.exit(2)
@@ -1178,6 +1191,8 @@ def script_main(script_name, download, download_playlist, **kwargs):
 
     set_http_proxy(proxy)
 
+    socket.setdefaulttimeout(timeout)
+
     try:
         if stream_id:
             if not extractor_proxy:
diff --git a/src/you_get/extractors/__init__.py b/src/you_get/extractors/__init__.py
index 1bb7a7ab..20a7f7cf 100755
--- a/src/you_get/extractors/__init__.py
+++ b/src/you_get/extractors/__init__.py
@@ -45,6 +45,7 @@ from .mixcloud import *
 from .mtv81 import *
 from .musicplayon import *
 from .nanagogo import *
+from .naver import *
 from .netease import *
 from .nicovideo import *
 from .panda import *
@@ -52,6 +53,7 @@ from .pinterest import *
 from .pixnet import *
 from .pptv import *
 from .qianmo import *
+from .qie import *
 from .qq import *
 from .sina import *
 from .sohu import *
diff --git a/src/you_get/extractors/embed.py b/src/you_get/extractors/embed.py
index fd463c92..a177e663 100644
--- a/src/you_get/extractors/embed.py
+++ b/src/you_get/extractors/embed.py
@@ -8,6 +8,7 @@ from .netease import netease_download
 from .qq import qq_download_by_vid
 from .sina import sina_download_by_vid
 from .tudou import tudou_download_by_id
+from .vimeo import vimeo_download_by_id
 from .yinyuetai import yinyuetai_download_by_id
 from .youku import youku_download_by_vid
 
@@ -39,6 +40,9 @@ iqiyi_embed_patterns = [ 'player\.video\.qiyi\.com/([^/]+)/[^/]+/[^/]+/[^/]+\.sw
 
 netease_embed_patterns = [ '(http://\w+\.163\.com/movie/[^\'"]+)' ]
 
+vimeo_embed_patters = [ 'player\.vimeo\.com/video/(\d+)' ]
+
+
 def embed_download(url, output_dir = '.', merge = True, info_only = False ,**kwargs):
     content = get_content(url, headers=fake_headers)
     found = False
@@ -69,6 +73,11 @@ def embed_download(url, output_dir = '.', merge = True, info_only = False ,**kwa
         found = True
         netease_download(url, title=title, output_dir=output_dir, merge=merge, info_only=info_only)
 
+    urls = matchall(content, vimeo_embed_patters)
+    for url in urls:
+        found = True
+        vimeo_download_by_id(url, title=title, output_dir=output_dir, merge=merge, info_only=info_only)
+
     if not found:
         raise NotImplementedError(url)
 
diff --git a/src/you_get/extractors/ku6.py b/src/you_get/extractors/ku6.py
index d9a1ef12..7f28c75b 100644
--- a/src/you_get/extractors/ku6.py
+++ b/src/you_get/extractors/ku6.py
@@ -27,13 +27,30 @@ def ku6_download_by_id(id, title = None, output_dir = '.', merge = True, info_on
         download_urls(urls, title, ext, size, output_dir, merge = merge)
 
 def ku6_download(url, output_dir = '.', merge = True, info_only = False, **kwargs):
-    patterns = [r'http://v.ku6.com/special/show_\d+/(.*)\.\.\.html',
-            r'http://v.ku6.com/show/(.*)\.\.\.html',
-            r'http://my.ku6.com/watch\?.*v=(.*)\.\..*']
-    id = r1_of(patterns, url)
+    id = None
+
+    if match1(url, r'http://baidu.ku6.com/watch/(.*)\.html') is not None:
+        id = baidu_ku6(url)
+    else:
+        patterns = [r'http://v.ku6.com/special/show_\d+/(.*)\.\.\.html',
+                r'http://v.ku6.com/show/(.*)\.\.\.html',
+                r'http://my.ku6.com/watch\?.*v=(.*)\.\..*']
+        id = r1_of(patterns, url)
 
     ku6_download_by_id(id, output_dir = output_dir, merge = merge, info_only = info_only)
 
+def baidu_ku6(url):
+    id = None
+
+    h1 = get_html(url)
+    isrc = match1(h1, r'<iframe id="innerFrame" src="([^"]*)"')
+
+    if isrc is not None:
+        h2 = get_html(isrc)
+        id = match1(h2, r'http://v.ku6.com/show/(.*)\.\.\.html')
+
+    return id
+
 site_info = "Ku6.com"
 download = ku6_download
 download_playlist = playlist_not_supported('ku6')
diff --git a/src/you_get/extractors/naver.py b/src/you_get/extractors/naver.py
new file mode 100644
index 00000000..7f7d5548
--- /dev/null
+++ b/src/you_get/extractors/naver.py
@@ -0,0 +1,48 @@
+#!/usr/bin/env python
+
+__all__ = ['naver_download']
+import urllib.request, urllib.parse
+from ..common import *
+
+def naver_download(url, output_dir = '.', merge = True, info_only = False, **kwargs):
+
+	assert re.search(r'http://tvcast.naver.com/v/', url), "URL is not supported"
+
+	html = get_html(url)
+	contentid = re.search(r'var rmcPlayer = new nhn.rmcnmv.RMCVideoPlayer\("(.+?)", "(.+?)"',html)
+	videoid = contentid.group(1)
+	inkey = contentid.group(2)
+	assert videoid
+	assert inkey
+	info_key = urllib.parse.urlencode({'vid': videoid, 'inKey': inkey, })
+	down_key = urllib.parse.urlencode({'masterVid': videoid,'protocol': 'p2p','inKey': inkey, })
+	inf_xml = get_html('http://serviceapi.rmcnmv.naver.com/flash/videoInfo.nhn?%s' % info_key )
+
+	from xml.dom.minidom import parseString
+	doc_info = parseString(inf_xml)
+	Subject = doc_info.getElementsByTagName('Subject')[0].firstChild
+	title = Subject.data
+	assert title
+
+	xml = get_html('http://serviceapi.rmcnmv.naver.com/flash/playableEncodingOption.nhn?%s' % down_key )
+	doc = parseString(xml)
+
+	encodingoptions = doc.getElementsByTagName('EncodingOption')
+	old_height = doc.getElementsByTagName('height')[0]
+	real_url= ''
+	#to download the highest resolution one,
+	for node in encodingoptions:
+		new_height = node.getElementsByTagName('height')[0]
+		domain_node = node.getElementsByTagName('Domain')[0]
+		uri_node = node.getElementsByTagName('uri')[0]
+		if int(new_height.firstChild.data) > int (old_height.firstChild.data):
+			real_url= domain_node.firstChild.data+ '/' +uri_node.firstChild.data
+
+	type, ext, size = url_info(real_url)
+	print_info(site_info, title, type, size)
+	if not info_only:
+		download_urls([real_url], title, ext, size, output_dir, merge = merge)
+
+site_info = "tvcast.naver.com"
+download = naver_download
+download_playlist = playlist_not_supported('naver')
diff --git a/src/you_get/extractors/qie.py b/src/you_get/extractors/qie.py
new file mode 100644
index 00000000..2288106a
--- /dev/null
+++ b/src/you_get/extractors/qie.py
@@ -0,0 +1,78 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+from ..common import *
+from ..extractor import VideoExtractor
+
+from json import loads
+
+class QiE(VideoExtractor):
+    name = "QiE （企鹅直播）"
+
+    # Last updated: 2015-11-24
+    stream_types = [
+        {'id': 'normal', 'container': 'flv', 'video_profile': '标清'},
+        {'id': 'middle', 'container': 'flv', 'video_profile': '550'},
+        {'id': 'middle2', 'container': 'flv', 'video_profile': '900'},
+    ]
+    
+    id_dic = {i['video_profile']:(i['id']) for i in stream_types}
+    
+    api_endpoint = 'http://www.qie.tv/api/v1/room/{room_id}'
+
+    @staticmethod
+    def get_vid_from_url(url):
+        """Extracts video ID from live.qq.com.
+        """
+        html = get_content(url)
+        return match1(html, r'room_id\":(\d+)')
+
+    def download_playlist_by_url(self, url, **kwargs):
+        pass
+
+    def prepare(self, **kwargs):
+        if self.url:
+            self.vid = self.get_vid_from_url(self.url)
+        
+        content = get_content(self.api_endpoint.format(room_id = self.vid))
+        content = loads(content)
+        self.title = content['data']['room_name']
+        rtmp_url =  content['data']['rtmp_url']
+        #stream_avalable = [i['name'] for i in content['data']['stream']]
+        stream_available = {}
+        stream_available['normal'] = rtmp_url + '/' + content['data']['rtmp_live']
+        if len(content['data']['rtmp_multi_bitrate']) > 0:
+            for k , v in content['data']['rtmp_multi_bitrate'].items():
+                stream_available[k] = rtmp_url + '/' + v
+        
+        for s in self.stream_types:
+            if s['id'] in stream_available.keys():
+                quality_id = s['id']
+                url = stream_available[quality_id]
+                self.streams[quality_id] = {
+                    'container': 'flv',
+                    'video_profile': s['video_profile'],
+                    'size': 0,
+                    'url': url
+                }
+
+    def extract(self, **kwargs):
+        for i in self.streams:
+            s = self.streams[i]
+            s['src'] = [s['url']]
+        if 'stream_id' in kwargs and kwargs['stream_id']:
+            # Extract the stream
+            stream_id = kwargs['stream_id']
+
+            if stream_id not in self.streams:
+                log.e('[Error] Invalid video format.')
+                log.e('Run \'-i\' command with no specific video format to view all available formats.')
+                exit(2)
+        else:
+            # Extract stream with the best quality
+            stream_id = self.streams_sorted[0]['id']
+            s['src'] = [s['url']]
+
+site = QiE()
+download = site.download_by_url
+download_playlist = playlist_not_supported('QiE')
\ No newline at end of file
diff --git a/src/you_get/extractors/qq.py b/src/you_get/extractors/qq.py
index ebe1a9ad..cb4aeebf 100644
--- a/src/you_get/extractors/qq.py
+++ b/src/you_get/extractors/qq.py
@@ -3,6 +3,7 @@
 __all__ = ['qq_download']
 
 from ..common import *
+from .qie import download as qieDownload
 
 def qq_download_by_vid(vid, title, output_dir='.', merge=True, info_only=False):
     api = "http://h5vv.video.qq.com/getinfo?otype=json&platform=10901&vid=%s" % vid
@@ -34,6 +35,9 @@ def qq_download(url, output_dir='.', merge=True, info_only=False, **kwargs):
         vid = match1(content, r'vid\s*=\s*"\s*([^"]+)"')
         title = match1(content, r'title">([^"]+)</p>')
         title = title.strip() if title else vid
+    elif 'live.qq.com' in url:
+        qieDownload(url,output_dir=output_dir, merge=merge, info_only=info_only)
+        exit()
     elif 'iframe/player.html' in url:
         vid = match1(url, r'\bvid=(\w+)')
         # for embedded URLs; don't know what the title is
diff --git a/src/you_get/extractors/twitter.py b/src/you_get/extractors/twitter.py
index 251cb8d5..09956141 100644
--- a/src/you_get/extractors/twitter.py
+++ b/src/you_get/extractors/twitter.py
@@ -5,6 +5,13 @@ __all__ = ['twitter_download']
 from ..common import *
 from .vine import vine_download
 
+def extract_m3u(source):
+    r1 = get_content(source)
+    s1 = re.findall(r'(/ext_tw_video/.*)', r1)
+    r2 = get_content('https://video.twimg.com%s' % s1[-1])
+    s2 = re.findall(r'(/ext_tw_video/.*)', r2)
+    return ['https://video.twimg.com%s' % i for i in s2]
+
 def twitter_download(url, output_dir='.', merge=True, info_only=False, **kwargs):
     html = get_html(url)
     screen_name = r1(r'data-screen-name="([^"]*)"', html) or \
@@ -62,12 +69,20 @@ def twitter_download(url, output_dir='.', merge=True, info_only=False, **kwargs)
             vmap = get_content(vmap_url)
             source = r1(r'<MediaFile>\s*<!\[CDATA\[(.*)\]\]>', vmap)
             if not item_id: page_title = i['tweet_id']
+        elif 'scribe_playlist_url' in i:
+            scribe_playlist_url = i['scribe_playlist_url']
+            return vine_download(scribe_playlist_url, output_dir, merge=merge, info_only=info_only)
 
-        mime, ext, size = url_info(source)
+        if source.endswith('.mp4'):
+            urls = [source]
+        else:
+            urls = extract_m3u(source)
+        size = urls_size(urls)
+        mime, ext = 'video/mp4', 'mp4'
 
         print_info(site_info, page_title, mime, size)
         if not info_only:
-            download_urls([source], page_title, ext, size, output_dir, merge=merge)
+            download_urls(urls, page_title, ext, size, output_dir, merge=merge)
 
 site_info = "Twitter.com"
 download = twitter_download
diff --git a/src/you_get/extractors/videomega.py b/src/you_get/extractors/videomega.py
index 75e88cd9..34fb5205 100644
--- a/src/you_get/extractors/videomega.py
+++ b/src/you_get/extractors/videomega.py
@@ -1,47 +1,44 @@
 #!/usr/bin/env python
 
-from ..common import *
-from ..extractor import VideoExtractor
+__all__ = ['videomega_download']
 
+from ..common import *
 import ssl
 
-class Videomega(VideoExtractor):
-    name = "Videomega"
+def videomega_download(url, output_dir='.', merge=True, info_only=False, **kwargs):
+    # Hot-plug cookie handler
+    ssl_context = request.HTTPSHandler(
+        context=ssl.SSLContext(ssl.PROTOCOL_TLSv1))
+    cookie_handler = request.HTTPCookieProcessor()
+    opener = request.build_opener(ssl_context, cookie_handler)
+    opener.addheaders = [('Referer', url),
+                         ('Cookie', 'noadvtday=0')]
+    request.install_opener(opener)
 
-    stream_types = [
-        {'id': 'original'}
-    ]
+    if re.search(r'view\.php', url):
+        php_url = url
+    else:
+        content = get_content(url)
+        m = re.search(r'ref="([^"]*)";\s*width="([^"]*)";\s*height="([^"]*)"', content)
+        ref = m.group(1)
+        width, height = m.group(2), m.group(3)
+        php_url = 'http://videomega.tv/view.php?ref=%s&width=%s&height=%s' % (ref, width, height)
+    content = get_content(php_url)
 
-    def prepare(self, **kwargs):
-        # Hot-plug cookie handler
-        ssl_context = request.HTTPSHandler(
-            context=ssl.SSLContext(ssl.PROTOCOL_TLSv1))
-        cookie_handler = request.HTTPCookieProcessor()
-        opener = request.build_opener(ssl_context, cookie_handler)
-        opener.addheaders = [('Referer', self.url),
-                             ('Cookie', 'noadvtday=0')]
-        request.install_opener(opener)
+    title = match1(content, r'<title>(.*)</title>')
+    js = match1(content, r'(eval.*)')
+    t = match1(js, r'\$\("\w+"\)\.\w+\("\w+","([^"]+)"\)')
+    t = re.sub(r'(\w)', r'{\1}', t)
+    t = t.translate({87 + i: str(i) for i in range(10, 36)})
+    s = match1(js, r"'([^']+)'\.split").split('|')
+    src = t.format(*s)
 
-        ref = match1(self.url, r'ref=(\w+)')
-        php_url = 'http://videomega.tv/view.php?ref=' + ref
-        content = get_content(php_url)
+    type, ext, size = url_info(src, faker=True)
 
-        self.title = match1(content, r'<title>(.*)</title>')
-        js = match1(content, r'(eval.*)')
-        t = match1(js, r'\$\("\d+"\)\.\d+\("\d+","([^"]+)"\)')
-        t = re.sub(r'(\w)', r'{\1}', t)
-        t = t.translate({87 + i: str(i) for i in range(10, 36)})
-        s = match1(js, r"'([^']+)'\.split").split('|')
-        self.streams['original'] = {
-            'url': t.format(*s)
-        }
+    print_info(site_info, title, type, size)
+    if not info_only:
+        download_urls([src], title, ext, size, output_dir, merge=merge, faker=True)
 
-    def extract(self, **kwargs):
-        for i in self.streams:
-            s = self.streams[i]
-            _, s['container'], s['size'] = url_info(s['url'])
-            s['src'] = [s['url']]
-
-site = Videomega()
-download = site.download_by_url
-download_playlist = site.download_by_url
+site_info = "Videomega.tv"
+download = videomega_download
+download_playlist = playlist_not_supported('videomega')
diff --git a/src/you_get/processor/ffmpeg.py b/src/you_get/processor/ffmpeg.py
index 320eb642..e7ee35d6 100644
--- a/src/you_get/processor/ffmpeg.py
+++ b/src/you_get/processor/ffmpeg.py
@@ -169,7 +169,7 @@ def ffmpeg_concat_mp4_to_mp4(files, output='output.mp4'):
 
         params = [FFMPEG] + LOGLEVEL + ['-f', 'concat', '-safe', '-1', '-y', '-i']
         params.append(output + '.txt')
-        params += ['-c', 'copy', output]
+        params += ['-c', 'copy', '-bsf:a', 'aac_adtstoasc', output]
 
         subprocess.check_call(params)
         os.remove(output + '.txt')
diff --git a/src/you_get/version.py b/src/you_get/version.py
index 0e7b6632..5a9d5581 100644
--- a/src/you_get/version.py
+++ b/src/you_get/version.py
@@ -1,4 +1,4 @@
 #!/usr/bin/env python
 
 script_name = 'you-get'
-__version__ = '0.4.390'
+__version__ = '0.4.424'
diff --git a/you-get b/you-get
index 85f3f754..8529388f 100755
--- a/you-get
+++ b/you-get
@@ -1,7 +1,7 @@
 #!/usr/bin/env python3
 import os, sys
 
-_srcdir = 'src/'
+_srcdir = '%s/src/' % os.path.dirname(os.path.realpath(__file__))
 _filepath = os.path.dirname(sys.argv[0])
 sys.path.insert(1, os.path.join(_filepath, _srcdir))