avdevice/timefilter-test: dont try to optimize par1 for n0=0 case

for the n0=0 case there are multiple solutions and different
platforms pick different ones
This should reduce the issues with fate and the timefilter test

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
ttaenc: fix packet size

Signed-off-by: Paul B Mahol <onemda@gmail.com>
movenc: make uuids static const

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avformat/matroskaenc: make 2 tables static that are not used outside matroskaenc

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>