Файл: vendor/intervention/gif/src/Encoders/ImageDataEncoder.php
Строк: 51
<?php
declare(strict_types=1);
namespace InterventionGifEncoders;
use InterventionGifAbstractEntity;
use InterventionGifBlocksDataSubBlock;
use InterventionGifExceptionsEncoderException;
use InterventionGifBlocksImageData;
class ImageDataEncoder extends AbstractEncoder
{
/**
* Create new instance
*
* @param ImageData $source
*/
public function __construct(ImageData $source)
{
$this->source = $source;
}
/**
* Encode current source
*
* @throws EncoderException
* @return string
*/
public function encode(): string
{
if (!$this->source->hasBlocks()) {
throw new EncoderException("No data blocks in ImageData.");
}
return implode('', [
pack('C', $this->source->getLzwMinCodeSize()),
implode('', array_map(
fn(DataSubBlock $block): string => $block->encode(),
$this->source->getBlocks(),
)),
AbstractEntity::TERMINATOR,
]);
}
}