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@ -4,6 +4,8 @@ namespace Shikiryu\WebGobbler\Assembler;
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use Imagick;
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use Shikiryu\WebGobbler\Assembler;
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use Shikiryu\WebGobbler\Config;
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use Shikiryu\WebGobbler\Pool;
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class Superpose extends Assembler
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{
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@ -12,6 +14,22 @@ class Superpose extends Assembler
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*/
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private $current_image;
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private $base_image;
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/**
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* Superpose constructor.
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*
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* @param \Shikiryu\WebGobbler\Pool $pool
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* @param \Shikiryu\WebGobbler\Config $config
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* @param string $from_file
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*/
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public function __construct(Pool $pool, Config $config, $from_file = null)
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{
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$this->base_image = $from_file;
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parent::__construct($pool, $config);
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}
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/**
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* @param string $file
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*
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@ -21,20 +39,35 @@ class Superpose extends Assembler
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*/
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public function saveTo($file)
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{
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$this->current_image = new \Imagick();
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$this->current_image->setSize($this->config->get('assembler.sizex'), $this->config->get('assembler.sizey'));
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$this->current_image->newImage($this->config->get('assembler.sizex'), $this->config->get('assembler.sizey'), 'none');
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$this->prepareImage();
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$this->current_image->writeImage($file);
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}
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$nb_images = $this->config->get('assembler.superpose.min_num_images', 5);
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for ($i = 0; $i < $nb_images; $i++) {
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$this->current_image = $this->superpose();
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/**
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*
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*/
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public function display()
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{
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try {
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$this->prepareImage();
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header('Content-type: image/jpeg');
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echo $this->current_image;
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} catch (\ImagickException $e) {
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echo $e->getMessage();
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}
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$this->current_image->writeImage($file);
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}
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/**
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* @return \Imagick
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* @throws \ImagickException
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*/
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public function superpose()
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{
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return $this->superposeOneImage($this->current_image, new \Imagick($this->pool->getImage()));
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$file = $this->pool->getImage();
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$this->files[] = $file;
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return $this->superposeOneImage($this->current_image, new \Imagick($file));
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}
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/**
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@ -79,12 +112,6 @@ class Superpose extends Assembler
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$image_x = $image_to_superpose->getImageWidth();
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$image_y = $image_to_superpose->getImageHeight();
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# Compensate for poorly-contrasted images on the web
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/*try:
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imageToSuperpose = ImageOps.autocontrast(imageToSuperpose)
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except TypeError: # Aaron tells me that this exception occurs with PNG images.
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raise BadImage*/
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# Some image are too white.
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# For example, the photo of a coin on a white background.
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# These picture degrad the quality of the final image.
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@ -113,8 +140,8 @@ class Superpose extends Assembler
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$image_to_superpose->negateImage(false);
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}
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$paste_coords_x = random_int(-($image_x/2), $this->config->get('assembler.sizex')-$image_x);
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$paste_coords_y = random_int(-($image_y/2), $this->config->get('assembler.sizey')-$image_y);
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$paste_coords_x = random_int(-($image_x/2), max(0, $this->config->get('assembler.sizex')-$image_x));
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$paste_coords_y = random_int(-($image_y/2), max(0, $this->config->get('assembler.sizey')-$image_y));
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# Darken image borders
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$image_to_superpose = $this->darkenImageBorder($image_to_superpose);
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@ -175,8 +202,18 @@ class Superpose extends Assembler
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return $image;
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}
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public function display()
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/**
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* @throws \ImagickException
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*/
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private function prepareImage()
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{
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// TODO: Implement display() method.
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$this->current_image = null === $this->base_image ? new \Imagick() : new \Imagick($this->base_image);
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$this->current_image->setSize($this->config->get('assembler.sizex'), $this->config->get('assembler.sizey'));
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$this->current_image->newImage($this->config->get('assembler.sizex'), $this->config->get('assembler.sizey'), 'none');
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$nb_images = $this->config->get('assembler.superpose.min_num_images', 5);
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for ($i = 0; $i < $nb_images; $i++) {
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$this->current_image = $this->superpose();
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}
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}
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}
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