On Fri, Aug 09, 2019 at 07:29:57PM +0300, Nick Renieris wrote: > From: Nick Renieris <velocit...@gmail.com> > > Samples: > - Embedded JPEG images in the DNG images here: > https://www.photographyblog.com/previews/pentax_k1_photos > > Signed-off-by: Nick Renieris <velocit...@gmail.com> > --- > libavcodec/mjpegdec.c | 11 +++++++++-- > 1 file changed, 9 insertions(+), 2 deletions(-) > > diff --git a/libavcodec/mjpegdec.c b/libavcodec/mjpegdec.c > index 0a920a7144..e7b273a363 100644 > --- a/libavcodec/mjpegdec.c > +++ b/libavcodec/mjpegdec.c > @@ -1807,8 +1807,15 @@ static int mjpeg_decode_app(MJpegDecodeContext *s) > int len, id, i; > > len = get_bits(&s->gb, 16); > - if (len < 6) > - return AVERROR_INVALIDDATA; > + if (len < 6) { > + if (s->bayer) { > + // Pentax K-1 (digital camera) JPEG images embedded in DNG > images contain useless APP0 markers
"useless" is a quite generic term, is it known what the contain why they are there ? thx [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB Asymptotically faster algorithms should always be preferred if you have asymptotical amounts of data
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