<?php
include 'Gifcreator.php';
$img_dir = date('dHis').'-'.rand(1000,9999);
if (!file_exists($img_dir)){
    mkdir($img_dir, 0777, true);  
}
$picArr = [];
$files = $_POST['files'];
if(!empty($files)) {
	foreach ($files as $k => $v) {
		$img_path = $img_dir.'/'.$k.'.jpg';
		$base_img= explode(',', $v); 
		file_put_contents($img_path, base64_decode($base_img[1]));
		$picArr[] = $img_path;
	}
}

$num = count($picArr);
for($i=0;$i<$num;$i++) {
	$durations[] = 15;   //控制每帧图片切换速度越大越慢
}
$gitCreator = new gifcreator();
$gitCreator->create($picArr, $durations, 0);
$gifBinary = $gitCreator->getGif();
$code = rand(10000,99999);
$gif_path = $img_dir.'/'.$code.'.gif';
file_put_contents($gif_path, $gifBinary);
$data = ['code'=>200, 'url'=>$gif_path];
exit(json_encode($data));