diff options
Diffstat (limited to 'youtube_dl/postprocessor')
| -rw-r--r-- | youtube_dl/postprocessor/ffmpeg.py | 31 |
1 files changed, 28 insertions, 3 deletions
diff --git a/youtube_dl/postprocessor/ffmpeg.py b/youtube_dl/postprocessor/ffmpeg.py index 665109558..c91ec8588 100644 --- a/youtube_dl/postprocessor/ffmpeg.py +++ b/youtube_dl/postprocessor/ffmpeg.py @@ -4,6 +4,7 @@ import io import os import subprocess import time +import re from .common import AudioConversionError, PostProcessor @@ -22,6 +23,7 @@ from ..utils import ( subtitles_filename, dfxp2srt, ISO639Utils, + replace_extension, ) @@ -429,17 +431,40 @@ class FFmpegMetadataPP(FFmpegPostProcessor): filename = info['filepath'] temp_filename = prepend_extension(filename, 'temp') + in_filenames = [filename] + options = [] if info['ext'] == 'm4a': - options = ['-vn', '-acodec', 'copy'] + options.extend(['-vn', '-acodec', 'copy']) else: - options = ['-c', 'copy'] + options.extend(['-c', 'copy']) for (name, value) in metadata.items(): options.extend(['-metadata', '%s=%s' % (name, value)]) + chapters = info.get('chapters', []) + if chapters: + metadata_filename = encodeFilename(replace_extension(filename, 'meta')) + with io.open(metadata_filename, 'wt', encoding='utf-8') as f: + def ffmpeg_escape(text): + return re.sub(r'(=|;|#|\\|\n)', r'\\\1', text) + + metadata_file_content = ';FFMETADATA1\n' + for chapter in chapters: + metadata_file_content += '[CHAPTER]\nTIMEBASE=1/1000\n' + metadata_file_content += 'START=%d\n' % (chapter['start_time'] * 1000) + metadata_file_content += 'END=%d\n' % (chapter['end_time'] * 1000) + chapter_title = chapter.get('title') + if chapter_title: + metadata_file_content += 'title=%s\n' % ffmpeg_escape(chapter_title) + f.write(metadata_file_content) + in_filenames.append(metadata_filename) + options.extend(['-map_metadata', '1']) + self._downloader.to_screen('[ffmpeg] Adding metadata to \'%s\'' % filename) - self.run_ffmpeg(filename, temp_filename, options) + self.run_ffmpeg_multiple_files(in_filenames, temp_filename, options) + if chapters: + os.remove(metadata_filename) os.remove(encodeFilename(filename)) os.rename(encodeFilename(temp_filename), encodeFilename(filename)) return [], info |