[postprocessor/ffmpeg] Extract `check_outdated` method

[youtube-dl] / youtube_dl / postprocessor / ffmpeg.py

diff --git a/youtube_dl/postprocessor/ffmpeg.py b/youtube_dl/postprocessor/ffmpeg.py
index 1765f4969320d8ddcb5e8cceed4d0ee0b4a1ad02..211faf69a6cfd6135416fb524ffb13e199cc4941 100644 (file)
--- a/youtube_dl/postprocessor/ffmpeg.py
+++ b/youtube_dl/postprocessor/ffmpeg.py
@@ -36,7 +36,9 @@ class FFmpegPostProcessor(PostProcessor):
     def check_version(self):
         if not self.available:
             raise FFmpegPostProcessorError('ffmpeg or avconv not found. Please install one.')
+        self.check_outdated()
 
+    def check_outdated(self):
         required_version = '10-0' if self.basename == 'avconv' else '1.0'
         if is_outdated_version(
                 self._versions[self.basename], required_version):
@@ -44,6 +46,8 @@ class FFmpegPostProcessor(PostProcessor):
                 self.basename, self.basename, required_version)
             if self._downloader:
                 self._downloader.report_warning(warning)
+            return True
+        return False
 
     @staticmethod
     def get_versions(downloader=None):
@@ -501,8 +505,8 @@ class FFmpegEmbedSubtitlePP(FFmpegPostProcessor):
         return cls._lang_map.get(code[:2])
 
     def run(self, information):
-        if information['ext'] != 'mp4':
-            self._downloader.to_screen('[ffmpeg] Subtitles can only be embedded in mp4 files')
+        if information['ext'] not in ['mp4', 'mkv']:
+            self._downloader.to_screen('[ffmpeg] Subtitles can only be embedded in mp4 or mkv files')
             return [], information
         subtitles = information.get('requested_subtitles')
         if not subtitles:
@@ -520,8 +524,9 @@ class FFmpegEmbedSubtitlePP(FFmpegPostProcessor):
             # Don't copy the existing subtitles, we may be running the
             # postprocessor a second time
             '-map', '-0:s',
-            '-c:s', 'mov_text',
         ]
+        if information['ext'] == 'mp4':
+            opts += ['-c:s', 'mov_text']
         for (i, lang) in enumerate(sub_langs):
             opts.extend(['-map', '%d:0' % (i + 1)])
             lang_code = self._conver_lang_code(lang)