git.bitcoin.ninja Git - youtube-dl/blob - youtube_dl/downloader/hls.py

   1 import os
   2 import subprocess
   3
   4 from .common import FileDownloader
   5 from ..utils import (
   6     encodeFilename,
   7 )
   8
   9
  10 class HlsFD(FileDownloader):
  11     def real_download(self, filename, info_dict):
  12         url = info_dict['url']
  13         self.report_destination(filename)
  14         tmpfilename = self.temp_name(filename)
  15
  16         args = ['-y', '-i', url, '-f', 'mp4', '-c', 'copy',
  17             '-bsf:a', 'aac_adtstoasc', tmpfilename]
  18
  19         for program in ['avconv', 'ffmpeg']:
  20             try:
  21                 subprocess.call([program, '-version'], stdout=(open(os.path.devnull, 'w')), stderr=subprocess.STDOUT)
  22                 break
  23             except (OSError, IOError):
  24                 pass
  25         else:
  26             self.report_error(u'm3u8 download detected but ffmpeg or avconv could not be found')
  27         cmd = [program] + args
  28
  29         retval = subprocess.call(cmd)
  30         if retval == 0:
  31             fsize = os.path.getsize(encodeFilename(tmpfilename))
  32             self.to_screen(u'\r[%s] %s bytes' % (cmd[0], fsize))
  33             self.try_rename(tmpfilename, filename)
  34             self._hook_progress({
  35                 'downloaded_bytes': fsize,
  36                 'total_bytes': fsize,
  37                 'filename': filename,
  38                 'status': 'finished',
  39             })
  40             return True
  41         else:
  42             self.to_stderr(u"\n")
  43             self.report_error(u'ffmpeg exited with code %d' % retval)
  44             return False