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authorSigga Regina <siggaregina@gmail.com>2018-09-12 11:47:47 -0400
committerJames Almer <jamrial@gmail.com>2018-10-01 14:52:35 -0300
commitdcbd89e0008f54e0ea7865b0d5dd4b644ee7da18 (patch)
tree6e3d2baf14502f39c263d81b0cc9aba5238e3488 /libavformat/matroskaenc.c
parentd702769213487923c0fb0abe4b61f4d9ebddb88b (diff)
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avformat/matroskaenc: reserve free space for metadata on request
Signed-off-by: James Almer <jamrial@gmail.com>
Diffstat (limited to 'libavformat/matroskaenc.c')
-rw-r--r--libavformat/matroskaenc.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/libavformat/matroskaenc.c b/libavformat/matroskaenc.c
index e88d107..aed83ae 100644
--- a/libavformat/matroskaenc.c
+++ b/libavformat/matroskaenc.c
@@ -2012,6 +2012,13 @@ static int mkv_write_header(AVFormatContext *s)
ret = AVERROR(ENOMEM);
goto fail;
}
+
+ if (s->metadata_header_padding > 0) {
+ if (s->metadata_header_padding == 1)
+ s->metadata_header_padding++;
+ put_ebml_void(pb, s->metadata_header_padding);
+ }
+
if ((pb->seekable & AVIO_SEEKABLE_NORMAL) && mkv->reserve_cues_space) {
mkv->cues_pos = avio_tell(pb);
if (mkv->reserve_cues_space == 1)
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