Write forced track flag to matroska files.

Based on a patch by Daniel Pielmeier, daniel pielmeier gmail Fixes a part of ticket #1815.
12 years ago · d88d0b6db6
parent a6a5101654
commit d88d0b6db6
1 changed files with 2 additions and 0 deletions
--- a/libavformat/matroskaenc.c
+++ b/libavformat/matroskaenc.c
@ -572,6 +572,8 @@ static int mkv_write_tracks(AVFormatContext *s)

        if (st->disposition)
            put_ebml_uint(pb, MATROSKA_ID_TRACKFLAGDEFAULT, !!(st->disposition & AV_DISPOSITION_DEFAULT));
+        if (st->disposition & AV_DISPOSITION_FORCED)
+            put_ebml_uint(pb, MATROSKA_ID_TRACKFLAGFORCED, 1);

        // look for a codec ID string specific to mkv to use,
        // if none are found, use AVI codes