fate: temporary disable jpeg2000 test to avoid fate breakage from next commits

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
sws: remove hack to support partial convert / xyz bswaping

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
sws: support xyz input

The implementation is heavily based on Matthias Buerchers and Nicolas Bertrands vf_xyz2rgb.c
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
sws: Check for malloc failure of rgb0_tmp

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
fate: re-enable jpeg2000 test with rgb48le

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