[YoutubeDL] Change how DashSegmentsFD is selected

youtube_dl/downloader/__init__.py

@@ -8,6 +8,7 @@ from .hls import NativeHlsFD
 from .http import HttpFD
 from .rtsp import RtspFD
 from .rtmp import RtmpFD
+from .dash import DashSegmentsFD
 
 from ..utils import (
     determine_protocol,
@@ -20,6 +21,7 @@ PROTOCOL_MAP = {
     'mms': RtspFD,
     'rtsp': RtspFD,
     'f4m': F4mFD,
+    'dash_segments': DashSegmentsFD,
 }
 
 

youtube_dl/downloader/http.py

@@ -6,7 +6,6 @@ import socket
 import time
 
 from .common import FileDownloader
-from .dash import DashSegmentsFD
 from ..compat import (
     compat_urllib_request,
     compat_urllib_error,
@@ -20,9 +19,6 @@ from ..utils import (
 
 class HttpFD(FileDownloader):
     def real_download(self, filename, info_dict):
-        if info_dict.get('initialization_url') and list(filter(None, info_dict.get('segment_urls', []))):
-            return DashSegmentsFD(self.ydl, self.params).real_download(filename, info_dict)
-
         url = info_dict['url']
         tmpfilename = self.temp_name(filename)
         stream = None

youtube_dl/extractor/youtube.py

@@ -819,7 +819,8 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                     if segment_list:
                         f.update({
                             'initialization_url': segment_list.find('{urn:mpeg:DASH:schema:MPD:2011}Initialization').attrib['sourceURL'],
-                            'segment_urls': [segment.attrib.get('media') for segment in segment_list.findall('{urn:mpeg:DASH:schema:MPD:2011}SegmentURL')]
+                            'segment_urls': [segment.attrib.get('media') for segment in segment_list.findall('{urn:mpeg:DASH:schema:MPD:2011}SegmentURL')],
+                            'protocol': 'dash_segments',
                         })
                     try:
                         existing_format = next(