Snapshot image density
Richard Gaskin
ambassador at fourthworld.com
Sat Apr 17 13:21:00 EDT 2021
David V Glasgow wrote:
> On 16 Apr 2021, at 4:17 pm, Richard Gaskin wrote:
>>
>> Is the metadata["density"] settable?
>>
>> I haven't used it so I can't say, but given how snapshotting works
>> I'd be surprised if it lets us control the pixel density of LC's
>> imaging buffer. My hunch is that it's there to inform other programs
>> which may be used to display the image. I'd love to be wrong on that.
>>
>
> Hmmm maybe I have just completely misunderstood. The parameters
> dictionary entry for export snapshot says:
...
> metadata array: The metadata is an array of metadata. Currently
> the only key supported is "density" with a value in pixels per inch
> (ppi).
...
> no mention of a metadata array
What did I miss?
The formatting of some Dict entries are still being tidied for Browser
display so I sometimes overlook details there.
>>> are temp folders always available irrespective of the severity of
>>> security restrictions which might be imposed?)
>>
>> Good question. I don't know; I'd always had the impression that tmp
>> is a sort of free-for-all where sensitive data is understood to be
>> inappropriate. Maybe modern systems sandbox tmp by app?
>
> Thanks for the information Richard, I will just have to try it out I
> guess. Maybe at the weekend.
Please keep us posted with what you find.
--
Richard Gaskin
Fourth World Systems
Software Design and Development for the Desktop, Mobile, and the Web
____________________________________________________________________
Ambassador at FourthWorld.com http://www.FourthWorld.com
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