What Windows version do you have installed?
According to Daum POTPLAYER; Global Potplayer it only supports Windows 8.1 and lower Windows versions.
According to AMD SUPPORT DOWNLOAD Page for your GPU there are not Windows 7 and above GPU Drivers: ATI Radeon™ X1xxx Series Drivers & Support | AMD
Only Windows Vista and XP.
ATI Radeon™ X1xxx Series Drivers & Support
my version is windows 10
korean version potplayer supports windows 10
i installed vista's driver on my pc and it worked without only hardware acceleration
(testing video on ccc was worked)
can i get location directshow filter(ax/dll) of avivo64?