> # Image setup

Index
Main window:

- Viewer mode
- Save mode
- Copy mode
- Fax mode
- Mail mode
- Gimp plugin

Color correction:

- Gamma correction
- Brightness
- Contrast
- Threshold
- RGB default
- Negative
- Autoenhancement
- Default
- Restore
- Store
- Histogram window
- Pipette functions

Standard options window
Advanced options window
Preview:

- Pipette white
- Pipette gray
- Pipette black
- Unzoom
- Zoom out
- Zoom in
- Undo zoom
- Autoselect scanarea
- Autoraise scanarea
- Select visible area
- Select scanarea
- Move scanarea
- Delete preview cache

Setup:

- Copy setup
- Display setup
- Enhancement setup
- Fax setup
- Image setup
- Mail setup
- Saving setup

> You open the setup window via the menu preferences/setup in the main window of xsane.

> #### REDUCE 16 BIT IMAGE TO 8 BIT:

> > When the image is scanned with 16 bit/color then xsane does reduce the color depth to 8 bit/color before saving the image.

> #### JPEG IMAGE QUALITY:

> > If the image is saved in jpeg format this value defines the quality of the image. Low values mean low quality and low file size, high values mean high quality and high file size.

> #### PNG IMAGE COMPRESSION:

> > If the image is saved in png format this value defines the compression level. The quality of the image keeps the same, low values mean low compression, large files and low compression time. High values mean high compression, smaller files and high compression time.

> #### TIFF 16 BIT IMAGE COMPRESSION:

> > If the image is saved in 16 bit/color tiff format this selection defines if xsane does pack bits or no compression is used.

> #### TIFF 8 BIT IMAGE COMPRESSION:

> > If the image is saved in 8 bit/color tiff format this selection defines if xsane does pack bits, use JPEG DCT compression or no compression is used.

> #### TIFF lineart IMAGE COMPRESSION:

> > If the image is saved in lineart tiff format this selection defines if xsane does pack bits, use CCIT Group 4 Fax compression, CCIT Group 3 Fax compression, CCIT 1D Huffman compression, JPEG DCT compression or no compression is used.

> Author: Oliver Rauch