Changes between Version 43 and Version 44 of WKTRaster/SpecificationWorking02


Ignore:
Timestamp:
09/21/10 09:01:46 (14 years ago)
Author:
pracine
Comment:

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  • WKTRaster/SpecificationWorking02

    v43 v44  
    4949 '''Variants'''
    5050
    51   First series of variant with band specifier.
     51 The first series of variant allow specifying the number of the band used in the expression.
    5252
    5353  1) ST_MapAlgebra(rast raster, band integer, expression text, nodatavalueexpr text, pixeltype text)
    … …  
    5959  4) ST_MapAlgebra(rast raster, band integer, expression text)
    6060 
    61   Second series of variant without band specifier (band number defaults to 1).
     61 The second series of variant default the band to 1.
    6262
    6363  5) ST_MapAlgebra(rast raster, expression text, nodatavalueexpr text, pixeltype text)
    … …  
    189189 '''Variants'''
    190190
    191   The first series of variant add the new band at the specified index.
     191 The first series of variant add the new band at the specified index.
    192192
    193193  1) ST_AddBand(rast raster, index int, pixeltype text, initialvalue float8, nodataval float8)
    … …  
    197197  3) ST_AddBand(rast raster, index int, pixeltype text)
    198198
    199   The second series of variant add the new band as the last band.
     199 The second series of variant add the new band as the last band.
    200200
    201201  4) ST_AddBand(rast raster, pixeltype text, initialvalue float8, nodataval float8)
    … …  
    205205  6) ST_AddBand(rast raster, pixeltype text)
    206206
    207   The third series of variant add a band as the copy of another raster band.
     207 The third series of variant add a band as the copy of another raster band.
    208208
    209209  7) ST_AddBand(rast1 raster, rast2 raster, band int, index int)