Imagick::pingImage

(PECL imagick 2.0.0)

Imagick::pingImage — Fetch basic attributes about the image

说明

Imagick::pingImage ( string $filename ) : bool

This method can be used to query image width, height, size, and format without reading the whole image in to memory.

参数

filename

The filename to read the information from.

返回值

成功时返回 TRUE。

相关文章
php imagick adds new image to imagick object image listphp imagick removes skew from the imagephp imagick reduces the speckle noise in an imagephp imagick set image sizephp imagick the filename associated with an image sequencephp imagick gets the extrema for one or more image channelsphp imagick gets the extrema for the imagephp imagick returns the filename of a particular image in a sequencephp imagick returns the image matte colorphp imagick returns the image length in bytesphp imagick identifies an image and fetches attributesphp imagick fetch basic attributes about the imagephp imagick quickly fetch attributesphp imagick get basic image attributes in a lightweight mannerphp imagick sets the imagick iterator to the first imagephp imagick sets the image colorspacephp imagick sets the image iterationsphp imagick sets the image chromaticity white pointphp imagick swirls the pixels about the center of the imagephp imagick adds vignette filter to the image
关注编程学问公众号