This avoids copying the data in small chunks (1024B) into
the dynamic buffer's small buffer before finally writing them
into the "big" buffer.
Signed-off-by: Andreas Rheinhardt <andreas.rheinha...@outlook.com>
---
libavformat/matroskaenc.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/libavformat/matroskaenc.c b/libavformat/matroskaenc.c
index 230bbf4a2c..82aab8b633 100644
--- a/libavformat/matroskaenc.c
+++ b/libavformat/matroskaenc.c
@@ -2721,6 +2721,7 @@ static int mkv_write_packet_internal(AVFormatContext *s,
const AVPacket *pkt)
ret = start_ebml_master_crc32(&mkv->cluster_bc, mkv);
if (ret < 0)
return ret;
+ mkv->cluster_bc->direct = 1;
mkv->cluster_pos = avio_tell(s->pb);
put_ebml_uint(mkv->cluster_bc, MATROSKA_ID_CLUSTERTIMECODE, FFMAX(0,
ts));
mkv->cluster_pts = FFMAX(0, ts);
--
2.32.0
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