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PHP | Imagick getImageInterlaceScheme() Function

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The Imagick::getImageInterlaceScheme() function is an inbuilt function in PHP which is used to get the image interlace scheme.

Syntax:

int Imagick::getImageInterlaceScheme( void )

Parameters: This function does not accept any parameter.

Return Value: This function returns an integer value containing the interlace scheme which corresponds to one of INTERLACE constants.

List of INTERLACE constants are given below:

  • imagick::INTERLACE_UNDEFINED (0)
  • imagick::INTERLACE_NO (1)
  • imagick::INTERLACE_LINE (2)
  • imagick::INTERLACE_PLANE (3)
  • imagick::INTERLACE_PARTITION (4)
  • imagick::INTERLACE_GIF (5)
  • imagick::INTERLACE_JPEG (6)
  • imagick::INTERLACE_PNG (7)

Exceptions: This function throws ImagickException on error.

Below given program illustrates the Imagick::getImageInterlaceScheme() function in PHP:
Program 1:




<?php
// Create a new imagick object
$imagick = new Imagick(
  
// Get the Interlace Scheme
$interlaceScheme = $imagick->getImageInterlaceScheme();
echo $interlaceScheme;
?>


Output:

1

Program 2:




<?php
// Create a new imagick object
$imagick = new Imagick(
  
// Set the Interlace Scheme
$imagick->setImageInterlaceScheme(imagick::INTERLACE_PNG);
  
// Get the Interlace Scheme
$interlaceScheme = $imagick->getImageInterlaceScheme();
echo $interlaceScheme;
?>


Output:

7

Reference: https://www.php.net/manual/en/imagick.getimageinterlacescheme.php


Last Updated : 20 Nov, 2019
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