[oktoberfesttv] Add new extractor (Fixes #3845)

youtube_dl/extractor/__init__.py

@@ -261,6 +261,7 @@
 from .ntv import NTVIE
 from .nytimes import NYTimesIE
 from .nuvid import NuvidIE
+from .oktoberfesttv import OktoberfestTVIE
 from .ooyala import OoyalaIE
 from .orf import (
     ORFTVthekIE,

youtube_dl/extractor/oktoberfesttv.py

@@ -0,0 +1,47 @@
+# encoding: utf-8
+from __future__ import unicode_literals
+
+from .common import InfoExtractor
+
+
+class OktoberfestTVIE(InfoExtractor):
+    _VALID_URL = r'https?://www\.oktoberfest-tv\.de/[^/]+/[^/]+/video/(?P<id>[^/?#]+)'
+
+    _TEST = {
+        'url': 'http://www.oktoberfest-tv.de/de/kameras/video/hb-zelt',
+        'info_dict': {
+            'id': 'hb-zelt',
+            'ext': 'mp4',
+            'title': 're:^Live-Kamera: Hofbräuzelt [0-9]{4}-[0-9]{2}-[0-9]{2} [0-9]{2}:[0-9]{2}$',
+            'thumbnail': 're:^https?://.*\.jpg$',
+            'is_live': True,
+        },
+        'params': {
+            'skip_download': True,
+        }
+    }
+
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+        webpage = self._download_webpage(url, video_id)
+
+        title = self._live_title(self._html_search_regex(
+            r'<h1><strong>.*?</strong>(.*?)</h1>', webpage, 'title'))
+
+        clip = self._search_regex(
+            r"clip:\s*\{\s*url:\s*'([^']+)'", webpage, 'clip')
+        ncurl = self._search_regex(
+            r"netConnectionUrl:\s*'([^']+)'", webpage, 'rtmp base')
+        video_url = ncurl + clip
+        thumbnail = self._search_regex(
+            r"canvas:\s*\{\s*backgroundImage:\s*'url\(([^)]+)\)'", webpage,
+            'thumbnail', fatal=False)
+
+        return {
+            'id': video_id,
+            'title': title,
+            'url': video_url,
+            'ext': 'mp4',
+            'is_live': True,
+            'thumbnail': thumbnail,
+        }