mpegts: do not export empty language tags

Signed-off-by: N Anton Khirnov <anton@khirnov.net>

mpegts: do not export empty language tags
Signed-off-by: N Anton Khirnov <anton@khirnov.net>
fc27e727 · Jan Gerber · Anton Khirnov · 4d2d0595 · fc27e727
隐藏空白更改
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Showing with 1 addition and 1 deletion

libavformat/mpegts.c libavformat/mpegts.c +1 -1

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--- 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);
        }