Imagick::pingImageImagick::pingImageBlob
(PECL imagick 2.0.0)
Imagick::pingImageBlob — Quickly fetch attributes
Descrierea
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. Această metodă este disponibilă dacă Imagick a fost compilat cu ImageMagick de versiunea 6.2.9 sau ulterior.
Parametri
-
image -
A string containing the image.
Valorile întoarse
Întoarce TRUE în caz de succes.
Exemple
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();
?>
Vedeți de asemenea
- 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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