Premiere pro capture and premiere output is perfect.
But Premiere pro capture and aftereffect output will high frequency attenuation .
premiere pro output copy yuv data to decklink.but aftereffect will yuv to rgb conversion,and rgb to yuv conversion.
all decklink card is sameness in pal sd.
my system is pc xpsp2 decklink and decklink hd .
I will email to you some picture about test.