lavu/adler32: Fix doxy group definition

Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
lavu/crc: Fix doxy group definition

Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
lavu/md5: Add doxy

Mostly a copy&paste from other hash functions, with changes
where required.

Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avutil/utils: check and warn about llrint() brokenness

Such broken llrint() exist for example on netbsd

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/vc1dec: Check source picture availability in vc1_mc_4mv_chroma4()

Fixes null pointer dereference

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
WavPack encoder

Signed-off-by: Paul B Mahol <onemda@gmail.com>
wip

Signed-off-by: Paul B Mahol <onemda@gmail.com>