From a98eafa5a7339dce56f028b0d45b97a5706f02bd Mon Sep 17 00:00:00 2001
From: Doug Nazar <nazard@nazar.ca>
Date: Thu, 29 Apr 2021 21:32:18 -0400
Subject: avmux: Blacklist ttml subtitles

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-libav/-/merge_requests/133>
---
 ext/libav/gstavmux.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ext/libav/gstavmux.c b/ext/libav/gstavmux.c
index 32c1832..2b347a3 100644
--- a/ext/libav/gstavmux.c
+++ b/ext/libav/gstavmux.c
@@ -908,6 +908,7 @@ gst_ffmpegmux_register (GstPlugin * plugin)
         (!strncmp (in_plugin->name, "ffmetadata", 10)) ||
         (!strncmp (in_plugin->name, "srt", 3)) ||
         (!strncmp (in_plugin->name, "scc", 3)) ||
+        !strcmp (in_plugin->name, "ttml") ||
         !strcmp (in_plugin->name, "segment") ||
         !strcmp (in_plugin->name, "stream_segment,ssegment") ||
         !strcmp (in_plugin->name, "jacosub") ||
-- 
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