= Unknown)Gmagick::setimageformat — Sets the format of a particular image說明public Gmagick::setimageformat(string">
(PECL gmagick >= Unknown)
Gmagick::setimageformat — Sets the format of a particular image
Sets the format of a particular image in a sequence.
imageFormat
The image format.
The Gmagick object.
錯誤時拋出 GmagickException。