Gmagick::getimageformat

(PECL gmagick >= Unknown)

Gmagick::getimageformat — Returns the format of a particular image in a sequence

public Gmagick::getimageformat(): string

Returns the format of a particular image in a sequence.

此函数没有参数。

Returns a string containing the image format on success.

错误时抛出 GmagickException。