Changes between Version 42 and Version 43 of WKTRaster/SpecificationFinal01

Timestamp:

09/03/10 13:21:52 (14 years ago)

Author:

pracine

Comment:

--

WKTRaster/SpecificationFinal01

@@ -296 +296 @@
  Set the value that corresponds to NODATA in the given raster's band.
 
-'''ST_BandHasNoDataValue(raster, band)'''
-
- Return true if the value stored as a NODATA value for the band must be interpreted as a real NODATA value.
-
-'''ST_SetBandHasNoDataValue(raster, band)'''
-
- Set the band NODATA value as a real NODATA value.
-
 '''ST_SetGeoReference(raster, georef)'''
 
@@ -401 +393 @@
 This function returns an error if the raster is rotated. In this case you must 
 also provide an X.
+
+----
+== '''Objective 0.1.6j - Being able to set and know if a band nodata value is a true nodata value.''' ==
+
+'''ST_BandHasNoDataValue(raster, band)'''
+
+ Return TRUE if the value stored as a NODATA value for the band must be interpreted as a real NODATA value.
+
+'''ST_SetBandHasNoDataValue(raster, band)'''
+
+ Set the band NODATA value as a real NODATA value.
+
+----
+== '''Objective 0.1.6k - Being able to get and set the value of a pixel.''' ==
+
+'''ST_Value(raster, band, x, y)'''
+
+Return the value (as a double precision number) of the pixel located at x, y in the specified band.
+
+'''ST_SetValue(raster, band, x, y, val)'''
+
+Set the value of the pixel located at x, y in the specified band. Return the modified raster.
 
 ----