From dcbd89e0008f54e0ea7865b0d5dd4b644ee7da18 Mon Sep 17 00:00:00 2001 From: Sigga Regina Date: Wed, 12 Sep 2018 11:47:47 -0400 Subject: avformat/matroskaenc: reserve free space for metadata on request Signed-off-by: James Almer --- libavformat/matroskaenc.c | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'libavformat/matroskaenc.c') 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) -- cgit v1.1