potential videowriter compat fix

validators/arguments/mustBeDcm.m

@@ -1,12 +0,0 @@
-function mustBeDcm(dcm)
-    % Assert 2D
-    assert(numel(size(dcm)) == 2, "DCM is not 2D");
-    % Assert square
-    assert(size(unique(size(dcm)), 1) == 1, "DCM is not a square matrix");
-
-    epsilon = 1e-9;
-    % Assert inverse equivalent to transpose
-    assert(all(abs(inv(dcm) - dcm') < epsilon, "all"), "DCM inverse is not equivalent to transpose");
-    % Assert determinant is 1
-    assert(det(dcm) > 1 - epsilon && det(dcm) < 1 + epsilon, "DCM has determinant not equal to 1");
-end