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from __future__ import unicode_literals
from ..utils import (
determine_protocol,
)
def get_suitable_downloader(info_dict, params={}):
info_dict['protocol'] = determine_protocol(info_dict)
info_copy = info_dict.copy()
return _get_suitable_downloader(info_copy, params)
# Some of these require get_suitable_downloader
from .common import FileDownloader
from .dash import DashSegmentsFD
from .f4m import F4mFD
from .hls import HlsFD
from .http import HttpFD
from .rtmp import RtmpFD
from .rtsp import RtspFD
from .ism import IsmFD
from .niconico import NiconicoDmcFD
from .external import (
get_external_downloader,
FFmpegFD,
)
PROTOCOL_MAP = {
'rtmp': RtmpFD,
'm3u8_native': HlsFD,
'm3u8': FFmpegFD,
'mms': RtspFD,
'rtsp': RtspFD,
'f4m': F4mFD,
'http_dash_segments': DashSegmentsFD,
'ism': IsmFD,
'niconico_dmc': NiconicoDmcFD,
}
def _get_suitable_downloader(info_dict, params={}):
"""Get the downloader class that can handle the info dict."""
# 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):
# return FFmpegFD
external_downloader = params.get('external_downloader')
if external_downloader is not None:
ed = get_external_downloader(external_downloader)
if ed.can_download(info_dict):
return ed
# Avoid using unwanted args since external_downloader was rejected
if params.get('external_downloader_args'):
params['external_downloader_args'] = None
protocol = info_dict['protocol']
if protocol.startswith('m3u8') and info_dict.get('is_live'):
return FFmpegFD
if protocol == 'm3u8' and params.get('hls_prefer_native') is True:
return HlsFD
if protocol == 'm3u8_native' and params.get('hls_prefer_native') is False:
return FFmpegFD
return PROTOCOL_MAP.get(protocol, HttpFD)
__all__ = [
'get_suitable_downloader',
'FileDownloader',
]
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