Commit Graph

6 Commits

Author SHA1 Message Date
Ronald S. Bultje
c23acbaed4 Don't use ff_cropTbl[] for IDCT.
Results of IDCT can by far outreach the range of ff_cropTbl[], leading
to overreads and potentially crashes.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
2012-03-06 10:47:42 -08:00
Ronald S. Bultje
f78cd0c243 prores-idct: fix overflow in c code.
Fix the fate ref for prores-422_proxy by reverting the changes to it
in commit f492df0927

Signed-off-by: Janne Grunau <janne-libav@jannau.net>
2011-10-14 21:34:20 +02:00
Mans Rullgard
2cc4f3b21f simple_idct: whitespace cosmetics
Signed-off-by: Mans Rullgard <mans@mansr.com>
2011-07-21 12:49:51 +01:00
Mans Rullgard
a402f10959 simple_idct: make repeated code a macro
Signed-off-by: Mans Rullgard <mans@mansr.com>
2011-07-21 12:49:51 +01:00
Mans Rullgard
e7bcc5baf7 simple_idct: change 10-bit add/put stride from pixels to bytes
This matches other dsputil functions and simplifies calls.

Signed-off-by: Mans Rullgard <mans@mansr.com>
2011-07-21 09:26:37 +01:00
Mans Rullgard
e7a972e113 simple_idct: add 10-bit version
Signed-off-by: Mans Rullgard <mans@mansr.com>
2011-07-20 17:49:48 +01:00