Catch possible exceptions when running ffprobe

diff --git a/youtube-dl b/youtube-dl
index 9e9be67784bedcb67f77881957761922e9616e3a..617ac1339b67d23bd8a9f2571a30a4e41945c274 100755 (executable)
--- a/youtube-dl
+++ b/youtube-dl
@@ -2619,10 +2619,13 @@ class FFmpegExtractAudioPP(PostProcessor):
 
        @staticmethod
        def get_audio_codec(path):
-               handle = subprocess.Popen(['ffprobe', '-show_streams', path],
-                               stderr=file(os.path.devnull, 'w'), stdout=subprocess.PIPE)
-               output = handle.communicate()[0]
-               if handle.wait() != 0:
+               try:
+                       handle = subprocess.Popen(['ffprobe', '-show_streams', path],
+                                       stderr=file(os.path.devnull, 'w'), stdout=subprocess.PIPE)
+                       output = handle.communicate()[0]
+                       if handle.wait() != 0:
+                               return None
+               except (IOError, OSError):
                        return None
                audio_codec = None
                for line in output.split('\n'):
@@ -2646,7 +2649,7 @@ class FFmpegExtractAudioPP(PostProcessor):
 
                filecodec = self.get_audio_codec(path)
                if filecodec is None:
-                       self._downloader.to_stderr(u'WARNING: no audio codec found in file')
+                       self._downloader.to_stderr(u'WARNING: unable to obtain file audio codec with ffprobe')
                        return None
 
                more_opts = []