squoosh/codecs/optipng/README.md

OptiPNG

• Source: http://optipng.sourceforge.net/
• Version: v0.7.7

Dependencies

• Docker

Example

See example.html

API

int version()

Returns the version of optipng as a number. va.b.c is encoded as 0x0a0b0c

ArrayBuffer compress(std::string buffer, {level});

compress will re-compress the given PNG image via buffer. level is a number between 0 and 7.

void free_result()

Frees the result created by compress().