Fix libswresample compilation with Apple Neon assembler.

Signed-off-by: Carl Eugen Hoyos <cehoyos@ag.or.at>
avformat/bink: Check return value of av_add_index_entry()

Fixes null pointer dereference
Fixes: cdbf15cbd0a27cee958dd0b8800e452e-signal_sigsegv_737991_2083_cov_317652874_LBSTART.BIK
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/snow: split block clipping checks

Fixes out of array read
Fixes: d4476f68ca1c1c57afbc45806f581963-asan_heap-oob_2266b27_8607_cov_4044577381_snow_chroma_bug.avi
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/huffyuvdec: use the correct height field

Fixes Ticket3395

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Merge remote-tracking branch 'cehoyos/master'

* cehoyos/master:
  Fix libswresample compilation with Apple Neon assembler.

Merged-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/huffyuvdec: use RGB0 for 24bit rgb output instead of BGRA

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
vp9/x86: set correct number of registers used in intra pred asm

Reviewed-by: "Ronald S. Bultje" <rsbultje@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>