x86/dsputilenc: remove some empty if statements

Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
ffplay: increase subtitle que size

Fixes part of Ticket2516 with ffplay

Reviewed-by: Marton Balint <cus@passwd.hu>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Merge remote-tracking branch 'ffmpeg-upstream/master' into rext