public static function initFromDecoded(Decoded $decoded)
{
$container = new self();
$container->setLoops($decoded->getLoops());
// create empty canvas
$driver = new Driver();
$canvas = $driver->newImage($decoded->getCanvasWidth(), $decoded->getCanvasHeight())->getCore();
foreach ($decoded->getFrames() as $key => $frame) {
// create resource from frame
$encoder = new GifEncoder();
$encoder->setFromDecoded($decoded, $key);
$frame_resource = imagecreatefromstring($encoder->encode());
// insert frame image data into canvas
imagecopy($canvas, $frame_resource, $frame->getOffset()->left, $frame->getOffset()->top, 0, 0, $frame->getSize()->width, $frame->getSize()->height);
// destory frame resource
imagedestroy($frame_resource);
// add frame to container
$container->addFrame(new \Intervention\Image\Frame($canvas, $frame->getDelay()));
// prepare next canvas
$canvas = Helper::cloneResource($canvas);
}
return $container;
}
public function testCloneResource()
{
$resource = imagecreate(10, 10);
$clone = Helper::cloneResource($resource);
$this->assertNotEquals($resource, $clone);
}