Re-arranging a packed texture from Roughness-Metallic-Occlusion to Occlusion-Roughness-Metallic
Packing multiple greyscale masks into one texture
Adding opacity to the alpha of a color texture
Adding channels to a normal map
Textures are converted to lossless format before being combined to preserve every bit of detail.
If input textures are different sizes, by default the output texture is the size of the biggest input texture.