On 7/31/20, Andreas Rheinhardt <andreas.rheinha...@gmail.com> wrote: > The extradata for Smacker video contains Huffman trees as well as a > field containing the size (in bytes) of said Huffman tree when stored > as a table. Due to three special values the decoder allocates more than > the size field indicates; yet when it parses the table it only errors > out if the number of elements exceeds the number of allocated elements > and not the number of elements as indicated by the size field. As a > consequence, there might be less than three elements available at the > end, so that another check for this is necessary. > > This commit changes this: It is always made sure that the three elements > reserved to (potentially) use them to store the special values are not > used to store ordinary tree entries. This allows to remove the extra > check at the end. > > Signed-off-by: Andreas Rheinhardt <andreas.rheinha...@gmail.com> > --- > libavcodec/smacker.c | 12 +++--------- > 1 file changed, 3 insertions(+), 9 deletions(-) >
Probably OK _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
