@kaorun/listpng v0.1.2

listpng

Analyze and extract List-PNG data. See ListPNG.

Installation

$ npm install @kaorun/listpng

Import

import { ListPNG } from @kaorun/listpng;

Usage

analyze( imageData )

Extract data from List-PNG file.

Argument

• imageData - imageData of List-PNG file to extract data.

Return

• DataSource object - Extracted data from List-PNG file. See DataSource.

DataSource

getHeader( name )

Argument

• name - header key to specify.

Return

• mixed - value for key.

getHeaders()

Return

• object - key/value of all header data.

getCustom()

Return

• Uint8ClampedArray - RGBA data array of custom header data.

getColumn( value )

Argument

• value - index of column or property name.

Return

• mixed - object of column or undefined.

getColumns()

Return

• array - all columns

License

MIT