movenc: Signal iso6 in compatible_brands when using tfdt

Signed-off-by: Martin Storsjö <martin@martin.st>
10 years ago · 600d5ee6b1
parent a9911a1b2d
commit 600d5ee6b1
1 changed files with 5 additions and 0 deletions
--- a/libavformat/movenc.c
+++ b/libavformat/movenc.c
@ -2742,6 +2742,11 @@ static int mov_write_ftyp_tag(AVIOContext *pb, AVFormatContext *s)
            ffio_wfourcc(pb, "avc1");
    }

+    // We add tfdt atoms when fragmenting, signal this with the iso6 compatible
+    // brand. This is compatible with users that don't understand tfdt.
+    if (mov->flags & FF_MOV_FLAG_FRAGMENT)
+        ffio_wfourcc(pb, "iso6");
+
    if (mov->mode == MODE_3GP)
        ffio_wfourcc(pb, has_h264 ? "3gp6":"3gp4");
    else if (mov->mode & MODE_3G2)