Quickly fetch attributes

# Imagick::pingImageBlob

(PECL imagick 2, PECL imagick 3)

Imagick::pingImageBlob — Quickly fetch attributes

### Description

public Imagick::pingImageBlob(string `$image`): bool

This method can be used to query image width, height, size, and format without reading the whole image to memory. This method is available if Imagick has been compiled against ImageMagick version 6.2.9 or newer.

### Parameters

`image`

  A string containing the image.

### Return Values

Returns `true` on success.

### Examples

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();
?>`

### See Also

- 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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