fix ffmpeg metadatapp

11 years ago · 39c68260c0
1 changed files with 5 additions and 1 deletions
--- a/youtube_dl/postprocessor/ffmpeg.py
+++ b/youtube_dl/postprocessor/ffmpeg.py
@ -464,7 +464,11 @@ class FFmpegMetadataPP(FFmpegPostProcessor):
        filename = info['filepath']
        temp_filename = prepend_extension(filename, 'temp')

-        options = ['-c', 'copy']
+        if info['ext'] == u'm4a':
+            options = ['-vn', '-acodec', 'copy']
+        else:
+            options = ['-c', 'copy']
+
        for (name, value) in metadata.items():
            options.extend(['-metadata', '%s=%s' % (name, value)])