Imagick::pingImageBlob

(PECL imagick 2.0.0)

Imagick::pingImageBlob — Quickly fetch attributes

설명

bool Imagick::pingImageBlob ( string $image )

This method can be used to query image width, height, size, and format without reading the whole image to memory. 이 메쏘드는 Imagick을 ImageMagick 6.2.9 이상으로 컴파일 했을 때만 사용할 수 있습니다.

인수

image: A string containing the image.

반환값

성공시에 TRUE를 반환합니다.

예제

Example #1 Using Imagick::pingImageBlob()

Pinging an image from a string


<?php
/* read image contents */
$image = file_get_contents("test.jpg");

/* create new imagick object */
$im = new Imagick();

/* pass the string to the imagick object */
$im->pingImageBlob($image);

/* output image width and height */
echo $im->getImageWidth() . 'x' . $im->getImageHeight();
?>

참고

Imagick::pingImage() - Fetch basic attributes about the image
Imagick::pingImageFile() - Get basic image attributes in a lightweight manner
Imagick::readImage() - Reads image from filename
Imagick::readImageBlob() - Reads image from a binary string
Imagick::readImageFile() - Reads image from open filehandle

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