1 from __future__ import unicode_literals
3 from .common import FileDownloader
4 from .external import get_external_downloader
7 from .hls import NativeHlsFD
8 from .http import HttpFD
9 from .rtsp import RtspFD
10 from .rtmp import RtmpFD
11 from .dash import DashSegmentsFD
19 'm3u8_native': NativeHlsFD,
24 'http_dash_segments': DashSegmentsFD,
28 def get_suitable_downloader(info_dict, params={}):
29 """Get the downloader class that can handle the info dict."""
30 protocol = determine_protocol(info_dict)
31 info_dict['protocol'] = protocol
33 external_downloader = params.get('external_downloader')
34 if external_downloader is not None:
35 ed = get_external_downloader(external_downloader)
36 if ed.supports(info_dict):
39 if protocol == 'm3u8' and params.get('hls_prefer_native'):
42 return PROTOCOL_MAP.get(protocol, HttpFD)
46 'get_suitable_downloader',