# HaruDoc::loadPNG

(PECL haru:0.0.1)

HaruDoc::loadPNG — Load PNG image and return HaruImage instance

### Description

object HaruDoc::loadPNG ( string `$filename` [, bool `$deferred` ] )

Loads PNG image and returns HaruImage instance. You can set `deferred` parameter to `TRUE` for deferred data loading, in this case only size and color are loaded immediately. Default value of `deferred` is `FALSE`.

Libharu might be built without libpng support, in this case each call to this function would result in exception.

### Parameters

`filename`

  The name of a PNG image file.

`deferred`

  Do not load data immediately. Defaults to `FALSE`.

### Errors/Exceptions

Throws HaruException on error.

### See Also

- HaruDoc::loadJPEG()
- HaruDoc::loadRAW()