[SCM] libav/experimental: mpegts: do not export empty language tags

[siretart at users.alioth.debian.org]

The following commit has been merged in the experimental branch:
commit fc27e7272e6f1a7053812f8a15b1b7098de44c71
Author: Jan Gerber <j at v2v.cc>
Date:   Mon Jul 21 19:39:02 2014 +0000

    mpegts: do not export empty language tags
    
    Signed-off-by: Anton Khirnov <anton at khirnov.net>

diff --git a/libavformat/mpegts.c b/libavformat/mpegts.c
index 5d8b08c..fb58e1f 100644
--- a/libavformat/mpegts.c
+++ b/libavformat/mpegts.c
@@ -1412,7 +1412,7 @@ int ff_parse_mpeg2_descriptor(AVFormatContext *fc, AVStream *st, int stream_type
                 break;
             }
         }
-        if (i) {
+        if (i && language[0]) {
             language[i - 1] = 0;
             av_dict_set(&st->metadata, "language", language, 0);
         }

-- 
Libav/FFmpeg packaging