| Tool symbol and name | Description |
|---|---|
:guilabel:`Available RAM (MB)`   |
set the available RAM (in MB) that is used during the processes in order to improve the :guilabel:`SCP` performance; this value should be half of the system RAM (e.g. 1024MB if system has 2GB of RAM) |
| :guilabel:`CPU threads` |
set the number of threads available for processing; it is recommended to set a value lower than the maximum number of system threads (e.g. if the system has 4 available threads set value 3) |
| Tool symbol and name | Description |
|---|---|
 :guilabel:`Play sound when finished` |
if checked, play a sound when the process is completed |
| :guilabel:`Raster compression` |
if checked, a lossless compression (DEFLATE or PACKBITS) is applied to raster outputs in order to save disk space; it is recommended to check this option to save disk space, or uncheck to faster the calculation |
| Tool symbol and name | Description |
|---|---|
:guilabel:`SMTP server`  |
the SMTP server to login for sending a notification email when all the :guilabel:`SCP` processes are finished (a notification is sent also in case of error, but not in case of crash) |
| :guilabel:`user` |
the SMTP server user |
| :guilabel:`password` |
the SMTP server password |
| :guilabel:`Send email of completed process to` |
a list of addresses (separated by comma) to send the notification email to |
Warning
If :guilabel:`remember` is checked, the password is stored
unencrypted in QGIS registry.
| Tool symbol and name | Description |
|---|---|
 |
select a new temporary directory where temporary files are saved during the processing; the path to the current temporary directory is displayed; default is a system temporary directory |
 |
reset to default temporary directory |
Some tools require external programs to perform the processing.
| Tool symbol and name | Description |
|---|---|
:guilabel:`GDAL installation directory`  |
enter the path to the GDAL directory containing tools such as
gdal_translate and gdalwarp (e.g. /usr/bin); this parameter is
usually not required |