The Lab color space conversion requires a cube root (3× per pixel even), which is expensive to compute in a general case. Fortunately, the range required by Lab can be computed more efficiently.
The zip has macOS and Windows binaries.
The Lab color space conversion requires a cube root (3× per pixel even), which is expensive to compute in a general case. Fortunately, the range required by Lab can be computed more efficiently.
The zip has macOS and Windows binaries.