3.4.4.3. Masking bands

Masking bands

This tool allows for masking bands, based on the values of a raster mask, creating an output masked band for each band of the Band set (complete interface). NoData is set in all the bands of the Band set (complete interface) for pixels corresponding to the mask.

Astuce

Information about APIs of this tool in Remotior Sensus at this link .

3.4.4.3.1. Mask of band set

Tool symbol and name	Description
Select input band set	select the input Band set (complete interface) to be masked
Select the classification	select a classification raster (already loaded in QGIS) which contains a mask class
	refresh layer list
Mask class values	set the class values to be masked; class values must be separated by , and - can be used to define a range of values (e.g. 1, 3-5, 8 will select classes 1, 3, 4, 5, 8); if the text is red then the expression contains errors
Use buffer of pixel size	if checked, a buffer is created for masked area, corresponding to the defined number of pixels; this can be useful to dilate masked area
Output NoData value	set the value of NoData pixels corresponding to the mask
Output name prefix	set the prefix for output file names (default is mask_)
Script	add this function to the Script (complete interface)
RUN	run this function