</p>

<p style="margin-left:11%;"><b>&minus;alpha_dither</b></p>

<p style="margin-left:22%;">If the compressed file contains
a transparency plane that was quantized during compression,
this flag will allow dithering the reconstructed plane in
order to generate smoother transparency gradients.</p>

<p style="margin-left:11%;"><b>&minus;nodither</b></p>

<p style="margin-left:22%;">Disable all dithering
(default).</p>

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