[Xastir] GeoPDF try

[David Ranch]

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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