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This declares dependencies to skip tests using libavfilter
when it is disabled.
Signed-off-by: Mans Rullgard <mans@mansr.com>
(cherry picked from commit 908f12f3

)

Conflicts:
	configure
	tests/Makefile
	tests/fate.mak
Signed-off-by: Reinhard Tartler <siretart@tauware.de>