From f88b741dbf242864e0c47b58e59dcbd67207c74b Mon Sep 17 00:00:00 2001 From: Niklas Haas Date: Sat, 29 Aug 2026 13:48:22 +0200 Subject: [PATCH] avcodec/j2kenc: init bitstream after writing SOP Otherwise, *sop remains uninitialized if the sop is written. Sponsored-by: nxtedition AB Signed-off-by: Niklas Haas --- libavcodec/j2kenc.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/libavcodec/j2kenc.c b/libavcodec/j2kenc.c index e517a552d1..6493ebe499 100644 --- a/libavcodec/j2kenc.c +++ b/libavcodec/j2kenc.c @@ -721,15 +721,16 @@ static int encode_packet(Jpeg2000EncoderContext *s, Jpeg2000ResLevel *rlevel, in { int bandno, empty = 1; int i; - // init bitstream - *s->buf = 0; - s->bit_index = 0; - if (s->sop) { bytestream_put_be16(&s->buf, JPEG2000_SOP); bytestream_put_be16(&s->buf, 4); bytestream_put_be16(&s->buf, packetno); } + + // init bitstream + *s->buf = 0; + s->bit_index = 0; + // header if (!layno) {