_ Git - youtube-dl/blob - youtube_dl/postprocessor/atomicparsley.py

   1 # -*- coding: utf-8 -*-
   2 from __future__ import unicode_literals
   3
   4
   5 import os
   6 import subprocess
   7
   8 from .common import PostProcessor
   9
  10 from ..utils import (
  11     check_executable,
  12     compat_urlretrieve,
  13     encodeFilename,
  14     PostProcessingError,
  15     prepend_extension,
  16     shell_quote
  17 )
  18
  19
  20 class AtomicParsleyPPError(PostProcessingError):
  21     pass
  22
  23
  24 class AtomicParsleyPP(PostProcessor):
  25     def __init__(self, downloader=None):
  26         PostProcessor.__init__(self, downloader)
  27
  28     def run(self, info):
  29         if not check_executable('AtomicParsley', ['-v']):
  30             raise AtomicParsleyPPError('AtomicParsley was not found. Please install.')
  31
  32         filename = info['filepath']
  33         temp_filename = prepend_extension(filename, 'temp')
  34         temp_thumbnail = prepend_extension(filename, 'thumb')
  35
  36         if not info.get('thumbnail'):
  37             raise AtomicParsleyPPError('Thumbnail was not found. Nothing to do.')
  38
  39         compat_urlretrieve(info['thumbnail'], temp_thumbnail)
  40
  41         cmd = ['AtomicParsley', filename, '--artwork', temp_thumbnail, '-o', temp_filename]
  42
  43         self._downloader.to_screen('[atomicparsley] Adding thumbnail to "%s"' % filename)
  44
  45         if self._downloader.params.get('verbose', False):
  46             self._downloader.to_screen('[debug] AtomicParsley command line: %s' % shell_quote(cmd))
  47
  48         p = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
  49         stdout, stderr = p.communicate()
  50
  51         if p.returncode != 0:
  52             msg = stderr.decode('utf-8', 'replace').strip()
  53             raise AtomicParsleyPPError(msg)
  54
  55         os.remove(encodeFilename(filename))
  56         os.remove(encodeFilename(temp_thumbnail))
  57         os.rename(encodeFilename(temp_filename), encodeFilename(filename))
  58
  59         return True, info