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Commit | Line | Data |
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db1f3888 PH |
1 | from __future__ import unicode_literals |
2 | ||
52a8a1e1 | 3 | from ..compat import compat_str |
5219cb3e | 4 | from ..utils import ( |
5 | determine_protocol, | |
6 | ) | |
7 | ||
8 | ||
9 | def _get_real_downloader(info_dict, protocol=None, *args, **kwargs): | |
10 | info_copy = info_dict.copy() | |
11 | if protocol: | |
12 | info_copy['protocol'] = protocol | |
13 | return get_suitable_downloader(info_copy, *args, **kwargs) | |
14 | ||
15 | ||
16 | # Some of these require _get_real_downloader | |
3bc2ddcc | 17 | from .common import FileDownloader |
5219cb3e | 18 | from .dash import DashSegmentsFD |
222516d9 | 19 | from .f4m import F4mFD |
3bc2ddcc JMF |
20 | from .hls import HlsFD |
21 | from .http import HttpFD | |
3bc2ddcc | 22 | from .rtmp import RtmpFD |
be24916a | 23 | from .rtsp import RtspFD |
b2758123 | 24 | from .ism import IsmFD |
fb198a8a | 25 | from .niconico import NiconicoDmcFD |
a78e3a57 | 26 | from .youtube_live_chat import YoutubeLiveChatReplayFD |
12b84ac8 | 27 | from .external import ( |
28 | get_external_downloader, | |
29 | FFmpegFD, | |
30 | ) | |
3bc2ddcc | 31 | |
a055469f PH |
32 | PROTOCOL_MAP = { |
33 | 'rtmp': RtmpFD, | |
12b84ac8 | 34 | 'm3u8_native': HlsFD, |
35 | 'm3u8': FFmpegFD, | |
be24916a | 36 | 'mms': RtspFD, |
37 | 'rtsp': RtspFD, | |
a055469f | 38 | 'f4m': F4mFD, |
423d2be5 | 39 | 'http_dash_segments': DashSegmentsFD, |
b2758123 | 40 | 'ism': IsmFD, |
fb198a8a | 41 | 'niconico_dmc': NiconicoDmcFD, |
a78e3a57 | 42 | 'youtube_live_chat_replay': YoutubeLiveChatReplayFD, |
a055469f | 43 | } |
f89197d7 | 44 | |
a055469f | 45 | |
52a8a1e1 | 46 | def shorten_protocol_name(proto, simplify=False): |
47 | short_protocol_names = { | |
48 | 'm3u8_native': 'm3u8_n', | |
49 | 'http_dash_segments': 'dash', | |
50 | 'niconico_dmc': 'dmc', | |
51 | } | |
52 | if simplify: | |
53 | short_protocol_names.update({ | |
54 | 'https': 'http', | |
55 | 'ftps': 'ftp', | |
56 | 'm3u8_native': 'm3u8', | |
57 | 'm3u8_frag_urls': 'm3u8', | |
58 | 'dash_frag_urls': 'dash', | |
59 | }) | |
60 | return short_protocol_names.get(proto, proto) | |
61 | ||
62 | ||
5219cb3e | 63 | def get_suitable_downloader(info_dict, params={}, default=HttpFD): |
3bc2ddcc | 64 | """Get the downloader class that can handle the info dict.""" |
a055469f PH |
65 | protocol = determine_protocol(info_dict) |
66 | info_dict['protocol'] = protocol | |
67 | ||
6ae27bed | 68 | # if (info_dict.get('start_time') or info_dict.get('end_time')) and not info_dict.get('requested_formats') and FFmpegFD.can_download(info_dict): |
da1973a0 | 69 | # return FFmpegFD |
12b84ac8 | 70 | |
52a8a1e1 | 71 | downloaders = params.get('external_downloader') |
72 | external_downloader = ( | |
68379de5 | 73 | downloaders if isinstance(downloaders, compat_str) or downloaders is None |
52a8a1e1 | 74 | else downloaders.get(shorten_protocol_name(protocol, True), downloaders.get('default'))) |
75 | if external_downloader and external_downloader.lower() == 'native': | |
76 | external_downloader = 'native' | |
77 | ||
78 | if external_downloader not in (None, 'native'): | |
222516d9 | 79 | ed = get_external_downloader(external_downloader) |
7f7de7f9 | 80 | if ed.can_download(info_dict, external_downloader): |
222516d9 PH |
81 | return ed |
82 | ||
72e1fe96 | 83 | if protocol in ('m3u8', 'm3u8_native'): |
5219cb3e | 84 | if info_dict.get('is_live'): |
85 | return FFmpegFD | |
52a8a1e1 | 86 | elif external_downloader == 'native': |
87 | return HlsFD | |
a31953b0 | 88 | elif _get_real_downloader(info_dict, 'm3u8_frag_urls', params, None): |
5219cb3e | 89 | return HlsFD |
90 | elif params.get('hls_prefer_native') is True: | |
91 | return HlsFD | |
92 | elif params.get('hls_prefer_native') is False: | |
93 | return FFmpegFD | |
bf09af3a | 94 | |
5219cb3e | 95 | return PROTOCOL_MAP.get(protocol, default) |
a055469f | 96 | |
14d4e90e PH |
97 | |
98 | __all__ = [ | |
14d4e90e | 99 | 'FileDownloader', |
52a8a1e1 | 100 | 'get_suitable_downloader', |
101 | 'shorten_protocol_name', | |
14d4e90e | 102 | ] |