[sane-devel] terrible (systematically corrupted) jpg at 1200dpi

m. allan noah kitno455 at gmail.com
Wed Jan 28 15:33:05 UTC 2015

"4 pixels per dot" is a meaningless statement. A dot is a pixel. You
would have to ask the hplip guys if they can get 1200 dpi out of this


On Wed, Jan 28, 2015 at 9:39 AM, ken <gebser at mousecar.com> wrote:
> On 01/28/2015 07:23 AM, m. allan noah wrote:
>> at least in lineart mode, the scanner maximum is 300dpi. Try scanimage
>> --mode=color --help
>> allan
> According to specifications published by HP, this scanner's hardware and
> optical resolution is 1200x1200 dpi.  I just called HP tech support to
> confirm this and was told this is correct and that, further, there are "4
> pixels per dot", meaning that the scanner handles both color and B/W at that
> resolution.  So I don't know why scanimage would report that 300dpi is the
> maximum resolution.

"well, I stand up next to a mountain- and I chop it down with the edge
of my hand"

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