1 # -*- coding: utf-8 -*-
2 from __future__ import unicode_literals
8 from .ffmpeg import FFmpegPostProcessor
19 class EmbedThumbnailPPError(PostProcessingError):
23 class EmbedThumbnailPP(FFmpegPostProcessor):
24 def __init__(self, downloader=None, already_have_thumbnail=False):
25 super(EmbedThumbnailPP, self).__init__(downloader)
26 self._already_have_thumbnail = already_have_thumbnail
29 filename = info['filepath']
30 temp_filename = prepend_extension(filename, 'temp')
32 if not info.get('thumbnails'):
33 raise EmbedThumbnailPPError('Thumbnail was not found. Nothing to do.')
35 thumbnail_filename = info['thumbnails'][-1]['filename']
37 if info['ext'] == 'mp3':
39 '-c', 'copy', '-map', '0', '-map', '1',
40 '-metadata:s:v', 'title="Album cover"', '-metadata:s:v', 'comment="Cover (Front)"']
42 self._downloader.to_screen('[ffmpeg] Adding thumbnail to "%s"' % filename)
44 self.run_ffmpeg_multiple_files([filename, thumbnail_filename], temp_filename, options)
46 if not self._already_have_thumbnail:
47 os.remove(encodeFilename(thumbnail_filename))
48 os.remove(encodeFilename(filename))
49 os.rename(encodeFilename(temp_filename), encodeFilename(filename))
51 elif info['ext'] == 'm4a':
52 if not check_executable('AtomicParsley', ['-v']):
53 raise EmbedThumbnailPPError('AtomicParsley was not found. Please install.')
55 cmd = ['AtomicParsley', filename, '--artwork', thumbnail_filename, '-o', temp_filename]
57 self._downloader.to_screen('[atomicparsley] Adding thumbnail to "%s"' % filename)
59 if self._downloader.params.get('verbose', False):
60 self._downloader.to_screen('[debug] AtomicParsley command line: %s' % shell_quote(cmd))
62 p = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
63 stdout, stderr = p.communicate()
66 msg = stderr.decode('utf-8', 'replace').strip()
67 raise EmbedThumbnailPPError(msg)
69 if not self._already_have_thumbnail:
70 os.remove(encodeFilename(thumbnail_filename))
71 # for formats that don't support thumbnails (like 3gp) AtomicParsley
72 # won't create to the temporary file
73 if b'No changes' in stdout:
74 self._downloader.report_warning('The file format doesn\'t support embedding a thumbnail')
76 os.remove(encodeFilename(filename))
77 os.rename(encodeFilename(temp_filename), encodeFilename(filename))
79 raise EmbedThumbnailPPError('Only mp3 and m4a are supported for thumbnail embedding for now.')