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このドキュメントでは、 php中国語ネットマニュアル リリース
(PECL haru >= 0.0.1)
HaruDoc::loadPNG — Load PNG image and return HaruImage instance
$filename
[, bool $deferred
= false
] )Loads a PNG image.
Libharu might be built without libpng support, in this case each call to this function would result in exception.
filename
The name of a PNG image file.
deferred
Do not load data immediately.
You can set deferred
parameter to TRUE
for
deferred data loading, in this case only size and color are loaded
immediately.
Returns a HaruImage instance.
发生错误时抛出 HaruException 异常。