avformat/avidec: allow rounding errors between scale/rate and timebase

Fixes Ticket3670

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/x86/dsputilenc_mmx: fix build without yasm

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
add fft_vsx.*
Merge branch 'lintest6' of https://github.com/linzhaolover/myffmpegtest into lintest6