youtube_dl/downloader/rtsp.py

   1 from __future__ import unicode_literals
   2
   3 import os
   4 import subprocess
   5
   6 from .common import FileDownloader
   7 from ..utils import (
   8     check_executable,
   9     encodeFilename,
  10 )
  11
  12
  13 class RtspFD(FileDownloader):
  14     def real_download(self, filename, info_dict):
  15         url = info_dict['url']
  16         self.report_destination(filename)
  17         tmpfilename = self.temp_name(filename)
  18
  19         if check_executable('mplayer', ['-h']):
  20             args = [
  21                 'mplayer', '-really-quiet', '-vo', 'null', '-vc', 'dummy',
  22                 '-dumpstream', '-dumpfile', tmpfilename, url]
  23         elif check_executable('mpv', ['-h']):
  24             args = [
  25                 'mpv', '-really-quiet', '--vo=null', '--stream-dump=' + tmpfilename, url]
  26         else:
  27             self.report_error('MMS or RTSP download detected but neither "mplayer" nor "mpv" could be run. Please install any.')
  28             return False
  29
  30         self._debug_cmd(args)
  31
  32         retval = subprocess.call(args)
  33         if retval == 0:
  34             fsize = os.path.getsize(encodeFilename(tmpfilename))
  35             self.to_screen('\r[%s] %s bytes' % (args[0], fsize))
  36             self.try_rename(tmpfilename, filename)
  37             self._hook_progress({
  38                 'downloaded_bytes': fsize,
  39                 'total_bytes': fsize,
  40                 'filename': filename,
  41                 'status': 'finished',
  42             })
  43             return True
  44         else:
  45             self.to_stderr('\n')
  46             self.report_error('%s exited with code %d' % (args[0], retval))
  47             return False