]>
Raphaƫl G. Git Repositories - youtubedl/blob - youtube_dl/downloader/external.py
1 from __future__
import unicode_literals
9 from .common
import FileDownloader
10 from ..compat
import (
14 from ..postprocessor
.ffmpeg
import FFmpegPostProcessor
, EXT_TO_OUT_FORMATS
19 cli_configuration_args
,
22 handle_youtubedl_headers
,
28 class ExternalFD(FileDownloader
):
29 def real_download(self
, filename
, info_dict
):
30 self
.report_destination(filename
)
31 tmpfilename
= self
.temp_name(filename
)
35 retval
= self
._call
_downloader
(tmpfilename
, info_dict
)
36 except KeyboardInterrupt:
37 if not info_dict
.get('is_live'):
39 # Live stream downloading cancellation should be considered as
40 # correct and expected termination thus all postprocessing
43 self
.to_screen('[%s] Interrupted by user' % self
.get_basename())
49 'elapsed': time
.time() - started
,
52 fsize
= os
.path
.getsize(encodeFilename(tmpfilename
))
53 self
.to_screen('\r[%s] Downloaded %s bytes' % (self
.get_basename(), fsize
))
54 self
.try_rename(tmpfilename
, filename
)
56 'downloaded_bytes': fsize
,
59 self
._hook
_progress
(status
)
63 self
.report_error('%s exited with code %d' % (
64 self
.get_basename(), retval
))
68 def get_basename(cls
):
69 return cls
.__name
__[:-2].lower()
73 return self
.params
.get('external_downloader')
77 return check_executable(cls
.get_basename(), [cls
.AVAILABLE_OPT
])
80 def supports(cls
, info_dict
):
81 return info_dict
['protocol'] in ('http', 'https', 'ftp', 'ftps')
84 def can_download(cls
, info_dict
):
85 return cls
.available() and cls
.supports(info_dict
)
87 def _option(self
, command_option
, param
):
88 return cli_option(self
.params
, command_option
, param
)
90 def _bool_option(self
, command_option
, param
, true_value
='true', false_value
='false', separator
=None):
91 return cli_bool_option(self
.params
, command_option
, param
, true_value
, false_value
, separator
)
93 def _valueless_option(self
, command_option
, param
, expected_value
=True):
94 return cli_valueless_option(self
.params
, command_option
, param
, expected_value
)
96 def _configuration_args(self
, default
=[]):
97 return cli_configuration_args(self
.params
, 'external_downloader_args', default
)
99 def _call_downloader(self
, tmpfilename
, info_dict
):
100 """ Either overwrite this or implement _make_cmd """
101 cmd
= [encodeArgument(a
) for a
in self
._make
_cmd
(tmpfilename
, info_dict
)]
105 p
= subprocess
.Popen(
106 cmd
, stderr
=subprocess
.PIPE
)
107 _
, stderr
= p
.communicate()
108 if p
.returncode
!= 0:
109 self
.to_stderr(stderr
.decode('utf-8', 'replace'))
113 class CurlFD(ExternalFD
):
116 def _make_cmd(self
, tmpfilename
, info_dict
):
117 cmd
= [self
.exe
, '--location', '-o', tmpfilename
]
118 for key
, val
in info_dict
['http_headers'].items():
119 cmd
+= ['--header', '%s: %s' % (key
, val
)]
120 cmd
+= self
._bool
_option
('--continue-at', 'continuedl', '-', '0')
121 cmd
+= self
._valueless
_option
('--silent', 'noprogress')
122 cmd
+= self
._valueless
_option
('--verbose', 'verbose')
123 cmd
+= self
._option
('--limit-rate', 'ratelimit')
124 cmd
+= self
._option
('--retry', 'retries')
125 cmd
+= self
._option
('--max-filesize', 'max_filesize')
126 cmd
+= self
._option
('--interface', 'source_address')
127 cmd
+= self
._option
('--proxy', 'proxy')
128 cmd
+= self
._valueless
_option
('--insecure', 'nocheckcertificate')
129 cmd
+= self
._configuration
_args
()
130 cmd
+= ['--', info_dict
['url']]
133 def _call_downloader(self
, tmpfilename
, info_dict
):
134 cmd
= [encodeArgument(a
) for a
in self
._make
_cmd
(tmpfilename
, info_dict
)]
138 # curl writes the progress to stderr so don't capture it.
139 p
= subprocess
.Popen(cmd
)
144 class AxelFD(ExternalFD
):
147 def _make_cmd(self
, tmpfilename
, info_dict
):
148 cmd
= [self
.exe
, '-o', tmpfilename
]
149 for key
, val
in info_dict
['http_headers'].items():
150 cmd
+= ['-H', '%s: %s' % (key
, val
)]
151 cmd
+= self
._configuration
_args
()
152 cmd
+= ['--', info_dict
['url']]
156 class WgetFD(ExternalFD
):
157 AVAILABLE_OPT
= '--version'
159 def _make_cmd(self
, tmpfilename
, info_dict
):
160 cmd
= [self
.exe
, '-O', tmpfilename
, '-nv', '--no-cookies']
161 for key
, val
in info_dict
['http_headers'].items():
162 cmd
+= ['--header', '%s: %s' % (key
, val
)]
163 cmd
+= self
._option
('--bind-address', 'source_address')
164 cmd
+= self
._option
('--proxy', 'proxy')
165 cmd
+= self
._valueless
_option
('--no-check-certificate', 'nocheckcertificate')
166 cmd
+= self
._configuration
_args
()
167 cmd
+= ['--', info_dict
['url']]
171 class Aria2cFD(ExternalFD
):
174 def _make_cmd(self
, tmpfilename
, info_dict
):
175 cmd
= [self
.exe
, '-c']
176 cmd
+= self
._configuration
_args
([
177 '--min-split-size', '1M', '--max-connection-per-server', '4'])
178 dn
= os
.path
.dirname(tmpfilename
)
181 cmd
+= ['--out', os
.path
.basename(tmpfilename
)]
182 for key
, val
in info_dict
['http_headers'].items():
183 cmd
+= ['--header', '%s: %s' % (key
, val
)]
184 cmd
+= self
._option
('--interface', 'source_address')
185 cmd
+= self
._option
('--all-proxy', 'proxy')
186 cmd
+= self
._bool
_option
('--check-certificate', 'nocheckcertificate', 'false', 'true', '=')
187 cmd
+= ['--', info_dict
['url']]
191 class HttpieFD(ExternalFD
):
194 return check_executable('http', ['--version'])
196 def _make_cmd(self
, tmpfilename
, info_dict
):
197 cmd
= ['http', '--download', '--output', tmpfilename
, info_dict
['url']]
198 for key
, val
in info_dict
['http_headers'].items():
199 cmd
+= ['%s:%s' % (key
, val
)]
203 class FFmpegFD(ExternalFD
):
205 def supports(cls
, info_dict
):
206 return info_dict
['protocol'] in ('http', 'https', 'ftp', 'ftps', 'm3u8', 'rtsp', 'rtmp', 'mms')
210 return FFmpegPostProcessor().available
212 def _call_downloader(self
, tmpfilename
, info_dict
):
213 url
= info_dict
['url']
214 ffpp
= FFmpegPostProcessor(downloader
=self
)
215 if not ffpp
.available
:
216 self
.report_error('m3u8 download detected but ffmpeg or avconv could not be found. Please install one.')
220 args
= [ffpp
.executable
, '-y']
222 for log_level
in ('quiet', 'verbose'):
223 if self
.params
.get(log_level
, False):
224 args
+= ['-loglevel', log_level
]
227 seekable
= info_dict
.get('_seekable')
228 if seekable
is not None:
229 # setting -seekable prevents ffmpeg from guessing if the server
230 # supports seeking(by adding the header `Range: bytes=0-`), which
231 # can cause problems in some cases
232 # https://github.com/rg3/youtube-dl/issues/11800#issuecomment-275037127
233 # http://trac.ffmpeg.org/ticket/6125#comment:10
234 args
+= ['-seekable', '1' if seekable
else '0']
236 args
+= self
._configuration
_args
()
238 # start_time = info_dict.get('start_time') or 0
240 # args += ['-ss', compat_str(start_time)]
241 # end_time = info_dict.get('end_time')
243 # args += ['-t', compat_str(end_time - start_time)]
245 if info_dict
['http_headers'] and re
.match(r
'^https?://', url
):
246 # Trailing \r\n after each HTTP header is important to prevent warning from ffmpeg/avconv:
247 # [http @ 00000000003d2fa0] No trailing CRLF found in HTTP header.
248 headers
= handle_youtubedl_headers(info_dict
['http_headers'])
251 ''.join('%s: %s\r\n' % (key
, val
) for key
, val
in headers
.items())]
254 proxy
= self
.params
.get('proxy')
256 if not re
.match(r
'^[\da-zA-Z]+://', proxy
):
257 proxy
= 'http://%s' % proxy
259 if proxy
.startswith('socks'):
261 '%s does not support SOCKS proxies. Downloading is likely to fail. '
262 'Consider adding --hls-prefer-native to your command.' % self
.get_basename())
264 # Since December 2015 ffmpeg supports -http_proxy option (see
265 # http://git.videolan.org/?p=ffmpeg.git;a=commit;h=b4eb1f29ebddd60c41a2eb39f5af701e38e0d3fd)
266 # We could switch to the following code if we are able to detect version properly
267 # args += ['-http_proxy', proxy]
268 env
= os
.environ
.copy()
269 compat_setenv('HTTP_PROXY', proxy
, env
=env
)
270 compat_setenv('http_proxy', proxy
, env
=env
)
272 protocol
= info_dict
.get('protocol')
274 if protocol
== 'rtmp':
275 player_url
= info_dict
.get('player_url')
276 page_url
= info_dict
.get('page_url')
277 app
= info_dict
.get('app')
278 play_path
= info_dict
.get('play_path')
279 tc_url
= info_dict
.get('tc_url')
280 flash_version
= info_dict
.get('flash_version')
281 live
= info_dict
.get('rtmp_live', False)
282 if player_url
is not None:
283 args
+= ['-rtmp_swfverify', player_url
]
284 if page_url
is not None:
285 args
+= ['-rtmp_pageurl', page_url
]
287 args
+= ['-rtmp_app', app
]
288 if play_path
is not None:
289 args
+= ['-rtmp_playpath', play_path
]
290 if tc_url
is not None:
291 args
+= ['-rtmp_tcurl', tc_url
]
292 if flash_version
is not None:
293 args
+= ['-rtmp_flashver', flash_version
]
295 args
+= ['-rtmp_live', 'live']
297 args
+= ['-i', url
, '-c', 'copy']
299 if self
.params
.get('test', False):
300 args
+= ['-fs', compat_str(self
._TEST
_FILE
_SIZE
)]
302 if protocol
in ('m3u8', 'm3u8_native'):
303 if self
.params
.get('hls_use_mpegts', False) or tmpfilename
== '-':
304 args
+= ['-f', 'mpegts']
306 args
+= ['-f', 'mp4']
307 if (ffpp
.basename
== 'ffmpeg' and is_outdated_version(ffpp
._versions
['ffmpeg'], '3.2', False)) and (not info_dict
.get('acodec') or info_dict
['acodec'].split('.')[0] in ('aac', 'mp4a')):
308 args
+= ['-bsf:a', 'aac_adtstoasc']
309 elif protocol
== 'rtmp':
310 args
+= ['-f', 'flv']
312 args
+= ['-f', EXT_TO_OUT_FORMATS
.get(info_dict
['ext'], info_dict
['ext'])]
314 args
= [encodeArgument(opt
) for opt
in args
]
315 args
.append(encodeFilename(ffpp
._ffmpeg
_filename
_argument
(tmpfilename
), True))
317 self
._debug
_cmd
(args
)
319 proc
= subprocess
.Popen(args
, stdin
=subprocess
.PIPE
, env
=env
)
322 except KeyboardInterrupt:
323 # subprocces.run would send the SIGKILL signal to ffmpeg and the
324 # mp4 file couldn't be played, but if we ask ffmpeg to quit it
325 # produces a file that is playable (this is mostly useful for live
326 # streams). Note that Windows is not affected and produces playable
327 # files (see https://github.com/rg3/youtube-dl/issues/8300).
328 if sys
.platform
!= 'win32':
329 proc
.communicate(b
'q')
334 class AVconvFD(FFmpegFD
):
339 (klass
.get_basename(), klass
)
340 for name
, klass
in globals().items()
341 if name
.endswith('FD') and name
!= 'ExternalFD'
345 def list_external_downloaders():
346 return sorted(_BY_NAME
.keys())
349 def get_external_downloader(external_downloader
):
350 """ Given the name of the executable, see whether we support the given
352 # Drop .exe extension on Windows
353 bn
= os
.path
.splitext(os
.path
.basename(external_downloader
))[0]