I can confirm that the ImageLab doesn't work with the BlueMarble geotiff
that I have - but it does work with clouds.jpg and other single band
geotiffs that I have to hand.

Gdalinfo for the failing tiff is

Driver: GTiff/GeoTIFF
Files: bluemarble200401.tif
Size is 86400, 43200
Coordinate System is:
GEOGCS["WGS 84",
    DATUM["WGS_1984",
        SPHEROID["WGS 84",6378137,298.257223563,
            AUTHORITY["EPSG","7030"]],
        AUTHORITY["EPSG","6326"]],
    PRIMEM["Greenwich",0],
    UNIT["degree",0.0174532925199433],
    AUTHORITY["EPSG","4326"]]
Origin = (-180.000000000000000,90.000000000000000)
Pixel Size = (0.004166666666667,-0.004166666666667)
Metadata:
  AREA_OR_POINT=Area
Image Structure Metadata:
  COMPRESSION=YCbCr JPEG
  INTERLEAVE=PIXEL
  SOURCE_COLOR_SPACE=YCbCr
Corner Coordinates:
Upper Left  (-180.0000000,  90.0000000) (180d 0' 0.00"W, 90d 0' 0.00"N)
Lower Left  (-180.0000000, -90.0000000) (180d 0' 0.00"W, 90d 0' 0.00"S)
Upper Right ( 180.0000000,  90.0000000) (180d 0' 0.00"E, 90d 0' 0.00"N)
Lower Right ( 180.0000000, -90.0000000) (180d 0' 0.00"E, 90d 0' 0.00"S)
Center      (   0.0000000,   0.0000000) (  0d 0' 0.01"E,  0d 0' 0.01"N)
Band 1 Block=256x256 Type=Byte, ColorInterp=Red
  Overviews: 43200x21600, 21600x10800, 10800x5400, 5400x2700
Band 2 Block=256x256 Type=Byte, ColorInterp=Green
  Overviews: 43200x21600, 21600x10800, 10800x5400, 5400x2700
Band 3 Block=256x256 Type=Byte, ColorInterp=Blue
  Overviews: 43200x21600, 21600x10800, 10800x5400, 5400x2700


Shall I raise a bug?

Ian

On 22 October 2015 at 15:57, Neal Dillman <ndill...@allweatherinc.com>
wrote:

> Jody,
>
>
>
> Yes, geotiff is in the POM.  I am very familiar with geotools, but decided
> to follow the ImageLab example just to be sure I had not missed something.
> The example has that library (and thereby the dependencies) explicitly
> specified.
>
>
>
> Regards,
>
> Neal
>
>
>
> *From:* Jody Garnett [mailto:jody.garn...@gmail.com]
> *Sent:* Thursday, October 22, 2015 1:21 AM
> *To:* Neal Dillman <ndill...@allweatherinc.com>; Devon Tucker <
> dtuc...@boundlessgeo.com>
> *Cc:* geotools-gt2-users@lists.sourceforge.net
> *Subject:* Re: [Geotools-gt2-users] ImageLab and TIFF
>
>
>
> One of my co-workers is going through the tutorial now - I believe he did
> the ImageLab. Devon when you went through the ImageLab yesterday did you
> try GeoTIFF? Or only world+image (jpeg)?
>
>
>
> One thing to check is which plugins you have included in your build using
> "mvn dependency:tree" as described in the quickstart.
>
>
>
> For GeoTIFF support you will need to include gt-geotiff plugin, here is
> the example from the user guide
> <http://docs.geotools.org/stable/userguide/library/coverage/geotiff.html>.
>
>
>
>
> <dependency>
>
>   <groupId>org.geotools</groupId>
>
>   <artifactId>gt-geotiff</artifactId>
>
>   <version>${geotools.version}</version>
>
> </dependency>
>
>
>
>
>
>
>
> --
>
> Jody Garnett
>
>
>
> On 21 October 2015 at 12:48, Neal Dillman <ndill...@allweatherinc.com>
> wrote:
>
> Hello,
>
>
>
> We have been using GeoTools (quite happily, thank you) for some time now,
> and this is the first time I have has any reason to inquire with the
> group.  Until recently our usage was related to shapefiles.  We are now
> starting to use raster and have run into an issue.
>
>
>
> We are unable to get GeoTIFFs to display.  There are no errors, just no
> display.  We backed all the way out of our applications and created a fresh
> test environment using v14 via Maven and used ImageLab as the test
> program.  The result is the same as we saw in our applications.  The
> bluemarble (the GeoTIFF) does not display.  As with our application all
> indications from the code are that it is working, but there is nothing
> painted for the TIFF.
>
>
>
> Are others able to use ImageLab with the current GeoTools?  Is there an
> alternate example (perhaps there is some other call along the way that is
> needed) to look at?
>
>
>
> Note that we have no issues using PNG raster along with the associated
> “sidecar” files.  We are switching this particular application to support
> GeoTIFF as the extra files are awkward and cause issues for the user.
>
>
>
> Thanks in advance for any wisdom the group can impart.
>
>
>
> Regards,
>
> Neal
>
>
>
>
>
> ------------------------------------------------------------------------------
>
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>
>
>
>
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>
>


-- 
Ian Turton
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