NAME¶

etc1tool - ETC1 conversion tool

SYNOPSIS¶

etc1tool infile [--help | --encode | --encodeNoHeader | --decode] [--showDifference difffile] [-o outfile]

DESCRIPTION¶

etc1tool is a command line utility that lets you encode PNG images to the ETC1 compression standard and decode ETC1 compressed images back to PNG.

Default is --encode

OPTIONS¶

infile

The input file to compress.

--help

Print this usage information.

--encode

Create an ETC1 file from a PNG file.

--encodeNoHeader

Create a raw ETC1 data file (without a header) from a PNG file.

--decode

Create a PNG file from an ETC1 file.

--showDifference difffile

Write difference between original and encoded image to difffile. (Only valid when encoding).

-o outfile

Specify the name of the output file. If outfile is not specified, the output file is constructed from the input filename with the appropriate suffix (.pkm or .png).

SEE ALSO¶

https://developer.android.com/tools/help/etc1tool.html

AUTHORS¶

The Android Open Source Project.