avformat/mxfenc: reject unsupported ffv1 versions

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2 years ago · feeeefc3db
parent f0cd5610e0
commit feeeefc3db
1 changed files with 4 additions and 0 deletions
--- a/libavformat/mxfenc.c
+++ b/libavformat/mxfenc.c
@ -2493,6 +2493,10 @@ static int mxf_parse_ffv1_frame(AVFormatContext *s, AVStream *st, AVPacket *pkt)
        if (v > 4) {
            return 0;
        }
+        if (v > 4) {
+            av_log(s, AV_LOG_ERROR, "unsupported ffv1 version %d\n", v);
+            return 0;
+        }
        sc->micro_version = get_ffv1_unsigned_symbol(&c, state);
    } else {
        uint8_t keystate = 128;