Function pixelDataToAlphaMask

pixelDataToAlphaMask(pixelData: PixelData32): AlphaMask
Extracts the alpha channel from PixelData into a single-channel mask. Returns a Uint8Array branded as AlphaMask.
Parameters
- pixelData: PixelData32
Returns AlphaMask
- Defined in src/PixelData/pixelDataToAlphaMask.ts:9