import os.path
import subprocess
import sys
+import re
from .common import FileDownloader
+from ..compat import compat_setenv
+from ..postprocessor.ffmpeg import FFmpegPostProcessor, EXT_TO_OUT_FORMATS
from ..utils import (
+ cli_option,
+ cli_valueless_option,
+ cli_bool_option,
+ cli_configuration_args,
encodeFilename,
- std_headers,
+ encodeArgument,
+ handle_youtubedl_headers,
+ check_executable,
)
def exe(self):
return self.params.get('external_downloader')
+ @classmethod
+ def available(cls):
+ return check_executable(cls.get_basename(), [cls.AVAILABLE_OPT])
+
@classmethod
def supports(cls, info_dict):
return info_dict['protocol'] in ('http', 'https', 'ftp', 'ftps')
- def _calc_headers(self, info_dict):
- res = std_headers.copy()
-
- ua = info_dict.get('user_agent')
- if ua is not None:
- res['User-Agent'] = ua
-
- cookies = self._calc_cookies(info_dict)
- if cookies:
- res['Cookie'] = cookies
-
- return res
-
- def _calc_cookies(self, info_dict):
- class _PseudoRequest(object):
- def __init__(self, url):
- self.url = url
- self.headers = {}
- self.unverifiable = False
-
- def add_unredirected_header(self, k, v):
- self.headers[k] = v
+ @classmethod
+ def can_download(cls, info_dict):
+ return cls.available() and cls.supports(info_dict)
- def get_full_url(self):
- return self.url
+ def _option(self, command_option, param):
+ return cli_option(self.params, command_option, param)
- def is_unverifiable(self):
- return self.unverifiable
+ def _bool_option(self, command_option, param, true_value='true', false_value='false', separator=None):
+ return cli_bool_option(self.params, command_option, param, true_value, false_value, separator)
- def has_header(self, h):
- return h in self.headers
+ def _valueless_option(self, command_option, param, expected_value=True):
+ return cli_valueless_option(self.params, command_option, param, expected_value)
- pr = _PseudoRequest(info_dict['url'])
- self.ydl.cookiejar.add_cookie_header(pr)
- return pr.headers.get('Cookie')
+ def _configuration_args(self, default=[]):
+ return cli_configuration_args(self.params, 'external_downloader_args', default)
def _call_downloader(self, tmpfilename, info_dict):
""" Either overwrite this or implement _make_cmd """
- cmd = self._make_cmd(tmpfilename, info_dict)
-
- if sys.platform == 'win32' and sys.version_info < (3, 0):
- # Windows subprocess module does not actually support Unicode
- # on Python 2.x
- # See http://stackoverflow.com/a/9951851/35070
- subprocess_encoding = sys.getfilesystemencoding()
- cmd = [a.encode(subprocess_encoding, 'ignore') for a in cmd]
- else:
- subprocess_encoding = None
- self._debug_cmd(cmd, subprocess_encoding)
+ cmd = [encodeArgument(a) for a in self._make_cmd(tmpfilename, info_dict)]
+
+ self._debug_cmd(cmd)
p = subprocess.Popen(
- cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
- stdout, stderr = p.communicate()
+ cmd, stderr=subprocess.PIPE)
+ _, stderr = p.communicate()
if p.returncode != 0:
- self.to_stderr(stderr)
+ self.to_stderr(stderr.decode('utf-8', 'replace'))
return p.returncode
+class CurlFD(ExternalFD):
+ AVAILABLE_OPT = '-V'
+
+ def _make_cmd(self, tmpfilename, info_dict):
+ cmd = [self.exe, '--location', '-o', tmpfilename]
+ for key, val in info_dict['http_headers'].items():
+ cmd += ['--header', '%s: %s' % (key, val)]
+ cmd += self._option('--interface', 'source_address')
+ cmd += self._option('--proxy', 'proxy')
+ cmd += self._valueless_option('--insecure', 'nocheckcertificate')
+ cmd += self._configuration_args()
+ cmd += ['--', info_dict['url']]
+ return cmd
+
+
+class AxelFD(ExternalFD):
+ AVAILABLE_OPT = '-V'
+
+ def _make_cmd(self, tmpfilename, info_dict):
+ cmd = [self.exe, '-o', tmpfilename]
+ for key, val in info_dict['http_headers'].items():
+ cmd += ['-H', '%s: %s' % (key, val)]
+ cmd += self._configuration_args()
+ cmd += ['--', info_dict['url']]
+ return cmd
+
+
class WgetFD(ExternalFD):
+ AVAILABLE_OPT = '--version'
+
def _make_cmd(self, tmpfilename, info_dict):
cmd = [self.exe, '-O', tmpfilename, '-nv', '--no-cookies']
- for key, val in self._calc_headers(info_dict).items():
+ for key, val in info_dict['http_headers'].items():
cmd += ['--header', '%s: %s' % (key, val)]
+ cmd += self._option('--bind-address', 'source_address')
+ cmd += self._option('--proxy', 'proxy')
+ cmd += self._valueless_option('--no-check-certificate', 'nocheckcertificate')
+ cmd += self._configuration_args()
cmd += ['--', info_dict['url']]
return cmd
+class Aria2cFD(ExternalFD):
+ AVAILABLE_OPT = '-v'
+
+ def _make_cmd(self, tmpfilename, info_dict):
+ cmd = [self.exe, '-c']
+ cmd += self._configuration_args([
+ '--min-split-size', '1M', '--max-connection-per-server', '4'])
+ dn = os.path.dirname(tmpfilename)
+ if dn:
+ cmd += ['--dir', dn]
+ cmd += ['--out', os.path.basename(tmpfilename)]
+ for key, val in info_dict['http_headers'].items():
+ cmd += ['--header', '%s: %s' % (key, val)]
+ cmd += self._option('--interface', 'source_address')
+ cmd += self._option('--all-proxy', 'proxy')
+ cmd += self._bool_option('--check-certificate', 'nocheckcertificate', 'false', 'true', '=')
+ cmd += ['--', info_dict['url']]
+ return cmd
+
+
+class HttpieFD(ExternalFD):
+ @classmethod
+ def available(cls):
+ return check_executable('http', ['--version'])
+
+ def _make_cmd(self, tmpfilename, info_dict):
+ cmd = ['http', '--download', '--output', tmpfilename, info_dict['url']]
+ for key, val in info_dict['http_headers'].items():
+ cmd += ['%s:%s' % (key, val)]
+ return cmd
+
+
+class FFmpegFD(ExternalFD):
+ @classmethod
+ def supports(cls, info_dict):
+ return info_dict['protocol'] in ('http', 'https', 'ftp', 'ftps', 'm3u8', 'rtsp', 'rtmp', 'mms')
+
+ @classmethod
+ def available(cls):
+ return FFmpegPostProcessor().available
+
+ def _call_downloader(self, tmpfilename, info_dict):
+ url = info_dict['url']
+ ffpp = FFmpegPostProcessor(downloader=self)
+ if not ffpp.available:
+ self.report_error('m3u8 download detected but ffmpeg or avconv could not be found. Please install one.')
+ return False
+ ffpp.check_version()
+
+ args = [ffpp.executable, '-y']
+
+ args += self._configuration_args()
+
+ # start_time = info_dict.get('start_time') or 0
+ # if start_time:
+ # args += ['-ss', compat_str(start_time)]
+ # end_time = info_dict.get('end_time')
+ # if end_time:
+ # args += ['-t', compat_str(end_time - start_time)]
+
+ if info_dict['http_headers'] and re.match(r'^https?://', url):
+ # Trailing \r\n after each HTTP header is important to prevent warning from ffmpeg/avconv:
+ # [http @ 00000000003d2fa0] No trailing CRLF found in HTTP header.
+ headers = handle_youtubedl_headers(info_dict['http_headers'])
+ args += [
+ '-headers',
+ ''.join('%s: %s\r\n' % (key, val) for key, val in headers.items())]
+
+ env = None
+ proxy = self.params.get('proxy')
+ if proxy:
+ if not re.match(r'^[\da-zA-Z]+://', proxy):
+ proxy = 'http://%s' % proxy
+ # Since December 2015 ffmpeg supports -http_proxy option (see
+ # http://git.videolan.org/?p=ffmpeg.git;a=commit;h=b4eb1f29ebddd60c41a2eb39f5af701e38e0d3fd)
+ # We could switch to the following code if we are able to detect version properly
+ # args += ['-http_proxy', proxy]
+ env = os.environ.copy()
+ compat_setenv('HTTP_PROXY', proxy, env=env)
+ compat_setenv('http_proxy', proxy, env=env)
+
+ protocol = info_dict.get('protocol')
+
+ if protocol == 'rtmp':
+ player_url = info_dict.get('player_url')
+ page_url = info_dict.get('page_url')
+ app = info_dict.get('app')
+ play_path = info_dict.get('play_path')
+ tc_url = info_dict.get('tc_url')
+ flash_version = info_dict.get('flash_version')
+ live = info_dict.get('rtmp_live', False)
+ if player_url is not None:
+ args += ['-rtmp_swfverify', player_url]
+ if page_url is not None:
+ args += ['-rtmp_pageurl', page_url]
+ if app is not None:
+ args += ['-rtmp_app', app]
+ if play_path is not None:
+ args += ['-rtmp_playpath', play_path]
+ if tc_url is not None:
+ args += ['-rtmp_tcurl', tc_url]
+ if flash_version is not None:
+ args += ['-rtmp_flashver', flash_version]
+ if live:
+ args += ['-rtmp_live', 'live']
+
+ args += ['-i', url, '-c', 'copy']
+ if protocol in ('m3u8', 'm3u8_native'):
+ if self.params.get('hls_use_mpegts', False) or tmpfilename == '-':
+ args += ['-f', 'mpegts']
+ else:
+ args += ['-f', 'mp4', '-bsf:a', 'aac_adtstoasc']
+ elif protocol == 'rtmp':
+ args += ['-f', 'flv']
+ else:
+ args += ['-f', EXT_TO_OUT_FORMATS.get(info_dict['ext'], info_dict['ext'])]
+
+ args = [encodeArgument(opt) for opt in args]
+ args.append(encodeFilename(ffpp._ffmpeg_filename_argument(tmpfilename), True))
+
+ self._debug_cmd(args)
+
+ proc = subprocess.Popen(args, stdin=subprocess.PIPE, env=env)
+ try:
+ retval = proc.wait()
+ except KeyboardInterrupt:
+ # subprocces.run would send the SIGKILL signal to ffmpeg and the
+ # mp4 file couldn't be played, but if we ask ffmpeg to quit it
+ # produces a file that is playable (this is mostly useful for live
+ # streams). Note that Windows is not affected and produces playable
+ # files (see https://github.com/rg3/youtube-dl/issues/8300).
+ if sys.platform != 'win32':
+ proc.communicate(b'q')
+ raise
+ return retval
+
+
+class AVconvFD(FFmpegFD):
+ pass
+
_BY_NAME = dict(
(klass.get_basename(), klass)
for name, klass in globals().items()
def get_external_downloader(external_downloader):
""" Given the name of the executable, see whether we support the given
downloader . """
- bn = os.path.basename(external_downloader)
+ # Drop .exe extension on Windows
+ bn = os.path.splitext(os.path.basename(external_downloader))[0]
return _BY_NAME[bn]