args: rast, band, x, y, exclude_nodata_value=true - Returns the value of a given band in a given columnx, rowy pixel or at a particular geometric point. Band numbers start at 1 and assumed to be 1 if not specified. If exclude_nodata_value is set to false, then all pixels include nodata pixels are considered to intersect and return value. If exclude_nodata_value is not passed in then reads it from metadata of raster.
| Name | Type | Mode |
|---|---|---|
| rast | USER-DEFINED | IN |
| band | integer | IN |
| x | integer | IN |
| y | integer | IN |
| exclude_nodata_value | boolean | IN |
| rast | USER-DEFINED | IN |
| x | integer | IN |
| y | integer | IN |
| exclude_nodata_value | boolean | IN |
| rast | USER-DEFINED | IN |
| band | integer | IN |
| pt | USER-DEFINED | IN |
| exclude_nodata_value | boolean | IN |
| rast | USER-DEFINED | IN |
| pt | USER-DEFINED | IN |
| exclude_nodata_value | boolean | IN |