a | number | Horizontal scale component of the affine transform matrix. |
b | number | Blue channel value normalized from 0 to 1. |
c | number | Cyan channel value normalized from 0 to 1. |
d | number | Vertical scale component of the affine transform matrix. |
e | number | Horizontal translation component of the affine transform matrix. |
f | number | Vertical translation component of the affine transform matrix. |