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[YoutubeDL] Implement --write-all-thumbnails (Closes #2269)
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@ -146,6 +146,7 @@ class YoutubeDL(object):
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writeinfojson: Write the video description to a .info.json file
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writeannotations: Write the video annotations to a .annotations.xml file
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writethumbnail: Write the thumbnail image to a file
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write_all_thumbnails: Write all thumbnail formats to files
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writesubtitles: Write the video subtitles to a file
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writeautomaticsub: Write the automatic subtitles to a file
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allsubtitles: Downloads all the subtitles of the video
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@ -1210,25 +1211,7 @@ def process_info(self, info_dict):
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self.report_error('Cannot write metadata to JSON file ' + infofn)
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return
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if self.params.get('writethumbnail', False):
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if info_dict.get('thumbnail') is not None:
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thumb_format = determine_ext(info_dict['thumbnail'], 'jpg')
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thumb_filename = os.path.splitext(filename)[0] + '.' + thumb_format
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if self.params.get('nooverwrites', False) and os.path.exists(encodeFilename(thumb_filename)):
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self.to_screen('[%s] %s: Thumbnail is already present' %
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(info_dict['extractor'], info_dict['id']))
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else:
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self.to_screen('[%s] %s: Downloading thumbnail ...' %
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(info_dict['extractor'], info_dict['id']))
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try:
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uf = self.urlopen(info_dict['thumbnail'])
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with open(thumb_filename, 'wb') as thumbf:
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shutil.copyfileobj(uf, thumbf)
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self.to_screen('[%s] %s: Writing thumbnail to: %s' %
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(info_dict['extractor'], info_dict['id'], thumb_filename))
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except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
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self.report_warning('Unable to download thumbnail "%s": %s' %
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(info_dict['thumbnail'], compat_str(err)))
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self._write_thumbnails(info_dict, filename)
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if not self.params.get('skip_download', False):
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try:
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@ -1676,3 +1659,39 @@ def get_encoding(self):
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if encoding is None:
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encoding = preferredencoding()
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return encoding
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def _write_thumbnails(self, info_dict, filename):
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if self.params.get('writethumbnail', False):
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thumbnails = info_dict.get('thumbnails')
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if thumbnails:
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thumbnails = [thumbnails[-1]]
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elif self.params.get('write_all_thumbnails', False):
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thumbnails = info_dict.get('thumbnails')
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else:
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return
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if not thumbnails:
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# No thumbnails present, so return immediately
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return
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for t in thumbnails:
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thumb_ext = determine_ext(t['url'], 'jpg')
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suffix = '_%s' % t['id'] if len(thumbnails) > 1 else ''
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thumb_display_id = '%s ' % t['id'] if len(thumbnails) > 1 else ''
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thumb_filename = os.path.splitext(filename)[0] + suffix + '.' + thumb_ext
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if self.params.get('nooverwrites', False) and os.path.exists(encodeFilename(thumb_filename)):
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self.to_screen('[%s] %s: Thumbnail %sis already present' %
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(info_dict['extractor'], info_dict['id'], thumb_display_id))
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else:
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self.to_screen('[%s] %s: Downloading thumbnail %s...' %
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(info_dict['extractor'], info_dict['id'], thumb_display_id))
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try:
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uf = self.urlopen(t['url'])
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with open(thumb_filename, 'wb') as thumbf:
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shutil.copyfileobj(uf, thumbf)
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self.to_screen('[%s] %s: Writing thumbnail %sto: %s' %
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(info_dict['extractor'], info_dict['id'], thumb_display_id, thumb_filename))
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except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
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self.report_warning('Unable to download thumbnail "%s": %s' %
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(t['url'], compat_str(err)))
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@ -286,6 +286,7 @@ def _real_main(argv=None):
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'writeannotations': opts.writeannotations,
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'writeinfojson': opts.writeinfojson,
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'writethumbnail': opts.writethumbnail,
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'write_all_thumbnails': opts.write_all_thumbnails,
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'writesubtitles': opts.writesubtitles,
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'writeautomaticsub': opts.writeautomaticsub,
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'allsubtitles': opts.allsubtitles,
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@ -638,6 +638,10 @@ def _hide_login_info(opts):
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'--write-thumbnail',
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action='store_true', dest='writethumbnail', default=False,
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help='write thumbnail image to disk')
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thumbnail.add_option(
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'--write-all-thumbnails',
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action='store_true', dest='write_all_thumbnails', default=False,
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help='write all thumbnail image formats to disk')
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thumbnail.add_option(
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'--list-thumbnails',
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action='store_true', dest='list_thumbnails', default=False,
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