Imagick::pingImageBlobImagick::pingImageFile
(PECL imagick 2.0.0)
Imagick::pingImageFile — Get basic image attributes in a lightweight manner
Beschreibung
bool Imagick::pingImageFile
( resource $filehandle
[, string $fileName
] )
This method can be used to query image width, height, size, and format without reading the whole image to memory. Diese Funktion ist verfügbar, wenn Imagick gegen die ImageMagick Version 6.2.9 oder höher kompiliert wurde.
Parameter-Liste
- filehandle
-
An open filehandle to the image.
- fileName
-
Optional filename for this image.
Rückgabewerte
Liefert TRUE bei Erfolg.
Beispiele
Beispiel #1 Using Imagick::pingImageFile()
Opening a remote location
<?php
/* fopen a remote location */
$fp = fopen("http://example.com/test.jpg");
/* create new imagick object */
$im = new Imagick();
/* pass the handle to imagick */
$im->pingImageFile($fp);
?>
Siehe auch
- Imagick::pingImage() - Fetch basic attributes about the image
- Imagick::pingImageBlob() - Quickly fetch attributes
- 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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