tx and ty are translation. I think a and d are scale and b and c are some function of rotation. I have videos that are flipped and rotated using arbitrary matrices. How can I make them right-side-up ...

From slap bracelets to neon clothes, fashion trends from the 1980s have bounced back in a big way, so if you're looking to merge 1980s technology with the present, giving your graphics a dot matrix ...

If \(A\) is a \(3\times 3\) matrix then we can apply a linear transformation to each rgb vector via matrix multiplication, where \([r,g,b]\) are the original values ...