[Paraview] geotiff aerial imagery

andrealphus andrealphus at gmail.com
Wed Nov 9 12:23:34 EST 2016


How do I properly display an RGB image from a 3 band (or 4 if alpha)
geotiff? I know Ive done this before, but forgot how. In older
versions you had to turn off color mapping and explicitly set RGB
scalars, but those options went away after PVv4 if I remember.


example file;
gdalinfo NAIP_LVC_10m_UTM11_noalpha.tif
Driver: GTiff/GeoTIFF
Files: NAIP_LVC_10m_UTM11_noalpha.tif
Size is 9973, 10742
Coordinate System is:
PROJCS["NAD83 / UTM zone 11N",
    GEOGCS["NAD83",
        DATUM["North_American_Datum_1983",
            SPHEROID["GRS 1980",6378137,298.2572221010002,
                AUTHORITY["EPSG","7019"]],
            TOWGS84[0,0,0,0,0,0,0],
            AUTHORITY["EPSG","6269"]],
        PRIMEM["Greenwich",0],
        UNIT["degree",0.0174532925199433],
        AUTHORITY["EPSG","4269"]],
    PROJECTION["Transverse_Mercator"],
    PARAMETER["latitude_of_origin",0],
    PARAMETER["central_meridian",-117],
    PARAMETER["scale_factor",0.9996],
    PARAMETER["false_easting",500000],
    PARAMETER["false_northing",0],
    UNIT["metre",1,
        AUTHORITY["EPSG","9001"]],
    AUTHORITY["EPSG","26911"]]
Origin = (295410.592907027050387,4229149.359127406030893)
Pixel Size = (7.891650661980430,-7.891650661980430)
Metadata:
  AREA_OR_POINT=Area
Image Structure Metadata:
  INTERLEAVE=PIXEL
Corner Coordinates:
Upper Left  (  295410.593, 4229149.359) (119d20' 9.74"W, 38d11'13.42"N)
Lower Left  (  295410.593, 4144377.248) (119d18'43.56"W, 37d25'25.04"N)
Upper Right (  374114.025, 4229149.359) (118d26'15.83"W, 38d12' 5.41"N)
Lower Right (  374114.025, 4144377.248) (118d25'22.76"W, 37d26'15.63"N)
Center      (  334762.309, 4186763.303) (118d52'37.93"W, 37d48'47.97"N)
Band 1 Block=9973x1 Type=Byte, ColorInterp=Red
Band 2 Block=9973x1 Type=Byte, ColorInterp=Green
Band 3 Block=9973x1 Type=Byte, ColorInterp=Blue


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