[Xastir] GeoPDF try

[Lee Bengston]

LOL - I already said I would do that.  I'm not exactly sure how long it
will take.  In the meantime, anyone interested in these maps can download
them via the link below.  Might as well find and download the maps you
intend to convert for use with Xastir.

http://nationalmap.gov/ustopo/index.html

Select the "Download Maps/Map Store" link.

Lee - K5DAT


On Sun, Dec 13, 2015 at 11:54 PM, David Ranch <xastir at trinnet.net> wrote:

> That looks REALLY nice Lee!  For a Christmas present.. could you write up
> a doc of the steps to get that fully working?  Though the online OSM work,
> they are pretty dark and blurry for my tastes.  These would be a major
> upgrade!
>
> --David
> KI6ZHD
>
>
>
> On 12/13/2015 08:38 PM, Lee Bengston wrote:
>
>> OK, got the conversions working.  Some screen shots are available via the
>> links below:
>>
>> Screen shot 1 - the geotiff file for Leesburg, VA as displayed in the
>> ristretto image viewer in Xubuntu 15.04.
>> www.175moonlight.com/xastir/pics/GeoTIFF-ristretto-screenshot.png
>>
>> Screen shot 2 - the same geotiff file displayed in Xastir.  Still a decent
>> offline map, but it doesn't display the text as clearly.
>> www.175moonlight.com/xastir/pics/GeoTIFF-xastir-screenshot.png
>>
>> I'll plan to provide detailed instructions for the following:
>>
>> - where to download the geoPDF maps
>> - what Xastir needs in order to support geoTiff maps
>> - how to install what is required to convert the USGS geoPDF files to
>> geoTiff files
>> - how to convert the files with the applicable perl script
>> - where to put the maps so Xastir can use them
>>
>>
>> Best,
>> Lee - K5DAT
>>
>>
>> On Sun, Dec 13, 2015 at 10:43 AM, Lee Bengston <lee.bengston at gmail.com>
>> wrote:
>>
>>
>>> On Sun, Dec 13, 2015 at 10:11 AM, Lee Bengston <lee.bengston at gmail.com>
>>> wrote:
>>>
>>> On Sun, Dec 13, 2015 at 12:23 AM, Tom Russo <russo at bogodyn.org> wrote:
>>>>
>>>> ​<snip>​
>>>>>
>>>>
>>> Without the imagery, you don't need the high DPI that will be used by
>>>>> default,
>>>>> and so the thing processes much, much quicker (less than a minute, vs.
>>>>> more
>>>>> than 40 minutes).  And instead of a 100+MB file, you get a 26MB file.
>>>>> The result looks very, very nice.
>>>>>
>>>>>
>>>>> ​
>>>> Thanks, Tom, for all the detailed feedback, which is not out of
>>>> character
>>>> :-)
>>>>
>>>> I thought building gdal from source might be required given I had to do
>>>> that last time.​
>>>>
>>>> ​ Back then I had aspirations of documenting step by step what it took
>>>> to
>>>> convert and use those maps but never got to it.  At that time they came
>>>> out
>>>> a little dark but were still very usable.  It sounds like the newer
>>>> geoPDF's may convert into nicer looking maps.  I'm off to try the FTP
>>>> site
>>>> from your other message so I can take a look.
>>>>
>>>> ​I took a look, and the map does look great.  The goal now is to get
>>> conversion working for me and plug them into Xastir.  I'll post a link
>>> to a
>>> screen shot of Xastir using them when
>>>
>>> ​I have it up and running.​
>>>
>>> ​
>>>
>>> ​BR,
>>> Lee - K5DAT​
>>>
>>>
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