[Tilecache] ECW or TIFF to Tiles

Tyler Durden tylersticky at gmail.com
Mon Nov 2 12:26:52 EST 2009


Thanks all.
I will do that.

On Mon, Nov 2, 2009 at 4:56 PM, Josh Livni <josh at umbrellaconsulting.com> wrote:
> And if you wanted to skip mapnik, you can also have tilecache just read a
> GDAL layer directly with it's GDAL driver ... eg
> [mylayer]
> type=GDAL
> file=/tmp/myimage.tif_or.vrt
> spherical_mercator=true
> tms_type=google
> metatile=yes
> As noted before, you need to have your images already transformed to the
> appropriate projection for your tiles.
>  -Josh
>
> On Mon, Nov 2, 2009 at 8:50 AM, Dane Springmeyer <blake at hailmail.net> wrote:
>>
>> If you can either merge all your tiffs into one large file using
>> gdal_merge.py or you can use Gdal to build a VRT file and point a
>> single Mapnik layer at that VRT:
>>
>> http://www.gdal.org/gdalbuildvrt.html
>>
>> Dane
>>
>>
>> On Nov 2, 2009, at 8:33 AM, Tyler Durden wrote:
>>
>> > Thanks for the tip.
>> > One question, the example on the page is for one tiff, how can I
>> > accomplish with multiple tiffs?
>> > I've got to add one by one?
>> > Right now I have the TIFF files with one .tfw file with metadata, I've
>> > got to add all of them?
>> >
>> > Thanks
>> >
>> > On Mon, Nov 2, 2009 at 4:25 PM, Dane Springmeyer
>> > <blake at hailmail.net> wrote:
>> >> Use the Mapnik GDAL driver and a RasterSymbolizer:
>> >> http://trac.mapnik.org/wiki/RasterSymbolizer
>> >>
>> >> However, be aware that Mapnik does not support reprojection of
>> >> Rasters, so
>> >> you'll need to use gdalwarp to project them into your target
>> >> projection
>> >> first.
>> >>
>> >> If you need complex stylization of the rasters or on-the-fly
>> >> reprojection
>> >> I'd recommend MapServer.
>> >>
>> >> Dane
>> >>
>> >> On Nov 2, 2009, at 7:58 AM, Tyler Durden wrote:
>> >>
>> >>> Hi all,
>> >>> Right now I'm using TileCache + Mapnik for my vector data.
>> >>> But now, I have various orthos in ECW or TIFF format that I want to
>> >>> make tiles and serve with TileCache.
>> >>> I'm kind of lost how I accomplish this.
>> >>> Someone can point me directions?
>> >>>
>> >>> Thanks
>> >>> _______________________________________________
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>> >>> Tilecache at openlayers.org
>> >>> http://openlayers.org/mailman/listinfo/tilecache
>> >>
>> >>
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>



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