charger une image

upLoadImage/vendor/intervention/gif/src/Encoders/GifDataStreamEncoder.php

@@ -0,0 +1,73 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Intervention\Gif\Encoders;
+
+use Intervention\Gif\Blocks\CommentExtension;
+use Intervention\Gif\Blocks\FrameBlock;
+use Intervention\Gif\Exceptions\EncoderException;
+use Intervention\Gif\GifDataStream;
+
+class GifDataStreamEncoder extends AbstractEncoder
+{
+    /**
+     * Create new instance
+     */
+    public function __construct(GifDataStream $source)
+    {
+        $this->source = $source;
+    }
+
+    /**
+     * Encode current source
+     *
+     * @throws EncoderException
+     */
+    public function encode(): string
+    {
+        return implode('', [
+            $this->source->getHeader()->encode(),
+            $this->source->getLogicalScreenDescriptor()->encode(),
+            $this->maybeEncodeGlobalColorTable(),
+            $this->encodeFrames(),
+            $this->encodeComments(),
+            $this->source->getTrailer()->encode(),
+        ]);
+    }
+
+    protected function maybeEncodeGlobalColorTable(): string
+    {
+        if (!$this->source->hasGlobalColorTable()) {
+            return '';
+        }
+
+        return $this->source->getGlobalColorTable()->encode();
+    }
+
+    /**
+     * Encode data blocks of source
+     *
+     * @throws EncoderException
+     */
+    protected function encodeFrames(): string
+    {
+        return implode('', array_map(
+            fn(FrameBlock $frame): string => $frame->encode(),
+            $this->source->getFrames(),
+        ));
+    }
+
+    /**
+     * Encode comment extension blocks of source
+     *
+     * @throws EncoderException
+     */
+    protected function encodeComments(): string
+    {
+        return implode('', array_map(
+            fn(CommentExtension $commentExtension): string => $commentExtension->encode(),
+            $this->source->getComments()
+        ));
+    }
+}