On Mon, Nov 21, 2022 at 12:53:26PM +0100, Anton Khirnov wrote: > Quoting Michael Niedermayer (2022-11-18 00:14:18) > > Fixes: Timeout > > Fixes: > > 52329/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MPEG4_fuzzer-4716563886637056 > > > > Found-by: continuous fuzzing process > > https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg > > Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > > --- > > libavcodec/h263dec.c | 3 ++- > > libavcodec/mpegvideo.h | 1 + > > 2 files changed, 3 insertions(+), 1 deletion(-) > > > > diff --git a/libavcodec/h263dec.c b/libavcodec/h263dec.c > > index 71b846ba74..4eab43d939 100644 > > --- a/libavcodec/h263dec.c > > +++ b/libavcodec/h263dec.c > > @@ -492,11 +492,12 @@ retry: > > } else if (CONFIG_MSMPEG4DEC && s->msmpeg4_version) { > > ret = ff_msmpeg4_decode_picture_header(s); > > } else if (CONFIG_MPEG4_DECODER && avctx->codec_id == > > AV_CODEC_ID_MPEG4) { > > - if (s->avctx->extradata_size && s->picture_number == 0) { > > + if (s->avctx->extradata_size && s->picture_number == 0 && > > !s->extradata_parsed) { > > Wouldn't it make sense to get rid of the picture_number condition now?
I was thinking about droping it too. I dont know why i didnt, you are correct thx [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB The real ebay dictionary, page 2 "100% positive feedback" - "All either got their money back or didnt complain" "Best seller ever, very honest" - "Seller refunded buyer after failed scam"
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