avformat/avidec: Skip duplicate strf chunks

Fixes Ticket3119 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2026-07-24 11:50:41 +00:00 · 2013-11-22 02:06:03 +01:00
parent fb7d70c1cd
commit 9cbe834dfd
1 changed files with 4 additions and 0 deletions
@@ -623,6 +623,10 @@ static int avi_read_header(AVFormatContext *s)
                if (cur_pos < list_end)
                    size = FFMIN(size, list_end - cur_pos);
                st = s->streams[stream_index];
+                if (st->codec->codec_type != AVMEDIA_TYPE_UNKNOWN) {
+                    avio_skip(pb, size);
+                    break;
+                }
                switch (codec_type) {
                case AVMEDIA_TYPE_VIDEO:
                    if (amv_file_format) {