protected function ImagickOperationTrait::processFrames in Imagick 8

Process image frames for GIFs

Parameters

array $arguments:

Return value

bool

2 calls to ImagickOperationTrait::processFrames()

ImagickOperationTrait::execute in src/Plugin/ImageToolkit/Operation/imagick/ImagickOperationTrait.php

Resize::execute in src/Plugin/ImageToolkit/Operation/imagick/Resize.php

Performs the actual manipulation on the image.

File

src/Plugin/ImageToolkit/Operation/imagick/ImagickOperationTrait.php, line 25

Class

ImagickOperationTrait

Class ImagickOperationTrait

Namespace

Drupal\imagick\Plugin\ImageToolkit\Operation\imagick

Code

protected function processFrames(array $arguments = []) {

  /* @var $resource Imagick */
  $resource = $this
    ->getToolkit()
    ->getResource();

  // If preferred format is set, use it as prefix for writeImage
  // If not this will throw a ImagickException exception
  try {
    $image_format = $resource
      ->getImageFormat();
  } catch (ImagickException $e) {
  }
  $success = TRUE;
  if (isset($image_format) && in_array($image_format, [
    'GIF',
  ])) {

    // Get each frame in the GIF
    $resource = $resource
      ->coalesceImages();
    do {
      if (!$this
        ->process($resource, $arguments)) {
        $success = FALSE;
        break;
      }
    } while ($resource
      ->nextImage());
    $resource
      ->deconstructImages();
  }
  else {
    $success = $this
      ->process($resource, $arguments);
  }

  // Set the processed resource
  $this
    ->getToolkit()
    ->setResource($resource);
  return $success;
}