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-rw-r--r--youtube_dl/postprocessor/ffmpeg.py4
1 files changed, 3 insertions, 1 deletions
diff --git a/youtube_dl/postprocessor/ffmpeg.py b/youtube_dl/postprocessor/ffmpeg.py
index 4d619236e..df6fb6665 100644
--- a/youtube_dl/postprocessor/ffmpeg.py
+++ b/youtube_dl/postprocessor/ffmpeg.py
@@ -580,9 +580,11 @@ class FFmpegMetadataPP(FFmpegPostProcessor):
class FFmpegMergerPP(FFmpegPostProcessor):
def run(self, info):
filename = info['filepath']
+ temp_filename = prepend_extension(filename, 'temp')
args = ['-c', 'copy', '-map', '0:v:0', '-map', '1:a:0']
self._downloader.to_screen('[ffmpeg] Merging formats into "%s"' % filename)
- self.run_ffmpeg_multiple_files(info['__files_to_merge'], filename, args)
+ self.run_ffmpeg_multiple_files(info['__files_to_merge'], temp_filename, args)
+ os.rename(encodeFilename(temp_filename), encodeFilename(filename))
return info['__files_to_merge'], info