# gdalattachpct.py

Attach a color table from one file to another file.

## Synopsis

    gdalattachpct.py [-of format] palette_file source_file dest_file

## Description

This utility will attach a color table file from an input raster file or a color table file to another raster.

`-of``<format>`

  Select the output format. Starting with GDAL 2.3, if not specified, the format is guessed from the extension (previously was GTiff). Use the short format name.

`<palette_file>```

  Extract the color table from <palette_file>. The<palette_file> must be either a raster file in a GDAL supported format with a palette or a color file in a supported format (txt, qml, qlr).

`<source_file>```

  The input file.

`<dest_file>```

  The output RGB file that will be created.

NOTE: gdalattachpct.py is a Python script, and will only work if GDAL was built with Python support.