6.5. Modo de tons de cinza

You can use the Grayscale command to convert your image to grayscale. The resulting grayscale image will have a single channel composed of various shades of gray ranging from black to white.

The number of available tonal steps between black and white depends on the image precision:

At integer precision:

At floating point precision: the available number of tonal steps in a grayscale image depends on the specified bit depth (8-bit, 16-bit, or 32-bit) and the type of floating point that is requested by the program (see Floating-point arithmetic for details).

6.5.1. Ativando o comando

Você pode acessar este comando a partir da janela de imagem, em ImagemModoTons de cinza.