Пример #1
1
 protected function decode($name)
 {
     $action = "split";
     $animation = __DIR__ . "/gifs/{$name}.gif";
     $checksumPath = __DIR__ . "/gifs/{$name}.{$action}.json";
     $dir = __DIR__ . "/output/{$action}/{$name}";
     $frameCount = 0;
     $checksums = [];
     $hasChecksums = $this->loadChecksums($checksumPath, $checksums);
     $this->createDirOrClear($dir);
     $stream = new MemoryStream();
     $stream->loadFromFile($animation);
     $decoder = new Decoder($stream);
     $decoder->decode(function (Frame $frame, $index) use(&$checksums, $hasChecksums, &$frameCount, $name, $dir) {
         $frameCount++;
         $paddedIndex = str_pad($index, 3, '0', STR_PAD_LEFT);
         $frame->getStream()->copyContentsToFile("{$dir}/frame{$paddedIndex}.gif");
         $checksum = sha1($frame->getStream()->getContents());
         if ($hasChecksums) {
             $this->assertEquals($checksum, $checksums[$index]);
         }
         $checksums[$index] = $checksum;
     });
     file_put_contents("{$dir}/{$name}.{$action}.json", json_encode($checksums, JSON_PRETTY_PRINT));
 }
Пример #2
1
 protected function decode(Sample $sample)
 {
     $frameCount = 0;
     $checksums = [];
     $dir = $sample->emptyRawFramesDir();
     $stream = new FileStream($sample->localPath());
     $decoder = new Decoder($stream);
     $decoder->decode(function (FrameDecodedEvent $event) use(&$checksums, &$frameCount, $dir, $sample) {
         $frameCount++;
         $stream = $event->decodedFrame->getStream();
         //$paddedIndex = str_pad($event->frameIndex, 3, '0', STR_PAD_LEFT);
         //$stream->copyContentsToFile("$dir/frame{$paddedIndex}.gif");
         $checksum = sha1($stream->getContents());
         $this->assertEquals($checksum, $sample->getFrameRawSHA1($event->frameIndex));
         $checksums[$event->frameIndex] = $checksum;
     });
     file_put_contents("{$dir}/_sha1.json", json_encode($checksums, JSON_PRETTY_PRINT));
 }
Пример #3
0
use GIFEndec\MemoryStream;
use GIFEndec\Decoder;
use GIFEndec\Frame;
use GIFEndec\Renderer;
$urlData = $_GET['url'];
$uid = uniqid();
if (strpos($urlData, 'gif') === false) {
    die("Not a gif file!");
}
$filenameIn = $urlData;
$filenameOut = __DIR__ . '/img/' . $uid . '.gif';
$contentOrFalse = file_get_contents($filenameIn);
$bytesOrFalse = file_put_contents($filenameOut, $contentOrFalse);
$gifStream = new MemoryStream();
$gifStream->loadFromFile($filenameOut);
$gifDecoder = new Decoder($gifStream);
$gif = new Encoder();
$framearr = array();
$gifDecoder->decode(function (Frame $frame, $index) {
    global $framearr;
    $framearr[] = $frame;
});
foreach (array_reverse($framearr) as $frame) {
    $gif->addFrame($frame);
}
$gif->addFooter();
$gif->getStream()->copyContentsToFile(__DIR__ . '/out/' . $uid . '.gif');
$returner = './out/' . $uid . '.gif';
$fp = fopen($returner, 'rb');
header("Content-Type: image/gif");
header("Content-Length: " . filesize($returner));