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Giuseppe Bilotta authored
Similarly to --scale, accept a single value to be used for all three components, and refuse values with extra junk after the acceptable values. Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Keith Packard <keithp@keithp.com>
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