imagick.optimizeimagelayers(3) php man page | unix.com

IMAGICK.OPTIMIZEIMAGELAYERS(3)						 1					    IMAGICK.OPTIMIZEIMAGELAYERS(3)

Imagick::optimizeImageLayers - Removes repeated portions of images to optimize

SYNOPSIS
       bool Imagick::optimizeImageLayers (void	)

DESCRIPTION
	Compares  each	image  the  GIF disposed forms of the previous image in the sequence. From this it attempts to select the smallest cropped
       image to replace each frame, while preserving the results of the animation. This method is available if Imagick has been  compiled  against
       ImageMagick version 6.2.9 or newer.

RETURN VALUES
	Returns TRUE on success.

ERRORS
/EXCEPTIONS
	Throws ImagickException on error.

EXAMPLES
       Example #1

	      Using Imagick.optimizeImageLayers(3)

	       Reading, optimizing and writing a GIF image

	      <?php
	      /* create new imagick object */
	      $im = new Imagick("test.gif");

	      /* optimize the image layers */
	      $im->optimizeImageLayers();

	      /* write the image back */
	      $im->writeImages("test_optimized.gif", true);
	      ?>

SEE ALSO
       Imagick.compareImageLayers(3), Imagick.writeImages(3), Imagick.writeImage(3).

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