Php Croppic不在Codeigniter中工作
我正在使用Croppic在codeigniter中裁剪图像。问题是它在核心php中工作，但在codeigniter中不工作。我使用它的最低配置。请帮助解决我的问题，下面是我的代码 视图：crop.phpPhp Croppic不在Codeigniter中工作,php,jquery,codeigniter,croppic,Php,Jquery,Codeigniter,Croppic,我正在使用Croppic在codeigniter中裁剪图像。问题是它在核心php中工作，但在codeigniter中不工作。我使用它的最低配置。请帮助解决我的问题，下面是我的代码 视图：crop.php 庄稼的 控制器：img_save_to_file.php 获取任何错误..？@Yash:上述代码发出警告消息-无法上载文件，无写入权限检查您的文件夹权限。。。。若并没有，就给它写权限。@Yash：我已经检查了文件夹是否有适当的权限。请看这个链接同样的问题，但当我尝试它不工作，解决方案也不够
庄稼的
<html>
<head>
<meta charset="utf-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=edge"/>
<meta name="viewport" content="width=device-width, initial-scale=1.0"/>
<meta name="description" content=""/>
<meta name="author" content=""/>
<link rel="shortcut icon" href="assets/img/favicon.png"/>
<title>croppic</title>
<!-- Custom styles for this template -->
<!-- <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.11.0/jquery.min.js"></script>-->
<link href="<?=base_url()?>assets/croppic/css/main.css" rel="stylesheet"/>
<link href="<?=base_url()?>assets/croppic/css/croppic.css" rel="stylesheet"/>
<link rel="stylesheet" type="text/css" media="all" href="http://twitter.github.com/bootstrap/assets/css/bootstrap.css"/></style>
<!-- Fonts from Google Fonts -->
<link href='http://fonts.googleapis.com/css?family=Lato:300,400,900' rel='stylesheet' type='text/css'/>
<link href='http://fonts.googleapis.com/css?family=Mrs+Sheppards&subset=latin,latin-ext' rel='stylesheet' type='text/css'/>
</head>
<body>
<div class="container">
<div class="row mt ">
<div class="col-lg-4 ">
<h4 class="centered"> Minimal Controls </h4>
<p class="centered">( define the controls available )</p>
<div id="cropContainerMinimal"></div>
</div>
<div class="col-lg-4 ">
<div id="cropContainerPlaceHolder2"></div>
</div>
</div>
</div>
<!-- /container -->
<script src=" https://code.jquery.com/jquery-2.1.3.min.js"></script>
<script type="text/javascript" src="<?=base_url()?>assets/js/bootstrap.min.js"></script>
<script src="<?=base_url()?>assets/croppic/js/jquery.mousewheel.min.js"></script>
<script src="<?=base_url()?>assets/croppic/js/croppic.min.js"></script>
<script src="<?=base_url()?>assets/croppic/js/main.js"></script>
<script>
var croppicContaineroutputMinimal = {
uploadUrl:"<?=base_url()?>img_save_to_file/img_save_file",
cropUrl:"<?=base_url()?>img_crop_to_file/img_crop_file",
modal:false,
doubleZoomControls:false,
rotateControls: false,
loaderHtml:'<div class="loader bubblingG"><span id="bubblingG_1"></span><span id="bubblingG_2"></span><span id="bubblingG_3"></span></div> ',
onBeforeImgUpload: function(){ console.log('onBeforeImgUpload') },
onAfterImgUpload: function(){ console.log('onAfterImgUpload') },
onImgDrag: function(){ console.log('onImgDrag') },
onImgZoom: function(){ console.log('onImgZoom') },
onBeforeImgCrop: function(){ console.log('onBeforeImgCrop') },
onAfterImgCrop:function(){ console.log('onAfterImgCrop') },
onReset:function(){ console.log('onReset') },
onError:function(errormessage){ console.log('onError:'+errormessage) }
}
var cropContaineroutput = new Croppic('cropContainerMinimal', croppicContaineroutputMinimal);
</script>
</body>
</html>
<?php
Class Img_crop_to_file extends CI_Controller {
public function __construct() {
parent::__construct();
// Load form helper library
$this->load->helper('form');
// Load form validation library
$this->load->library('form_validation');
// Load session library
$this->load->library('session');
}
/* img_crop_to_file.php
* !!! THIS IS JUST AN EXAMPLE !!!, PLEASE USE ImageMagick or some other quality image processing libraries
*/
public function img_crop_file() {
$imgUrl = $_POST['imgUrl'];
// original sizes
$imgInitW = $_POST['imgInitW'];
$imgInitH = $_POST['imgInitH'];
// resized sizes
$imgW = $_POST['imgW'];
$imgH = $_POST['imgH'];
// offsets
$imgY1 = $_POST['imgY1'];
$imgX1 = $_POST['imgX1'];
// crop box
$cropW = $_POST['cropW'];
$cropH = $_POST['cropH'];
// rotation angle
$angle = $_POST['rotation'];
$jpeg_quality = 100;
$output_filename = base_url()."temp/croppedImg_".rand();
// uncomment line below to save the cropped image in the same location as the original image.
//$output_filename = dirname($imgUrl). "/croppedImg_".rand();
$what = getimagesize($imgUrl);
switch(strtolower($what['mime']))
{
case 'image/png':
$img_r = imagecreatefrompng($imgUrl);
$source_image = imagecreatefrompng($imgUrl);
$type = '.png';
break;
case 'image/jpeg':
$img_r = imagecreatefromjpeg($imgUrl);
$source_image = imagecreatefromjpeg($imgUrl);
error_log("jpg");
$type = '.jpeg';
break;
case 'image/gif':
$img_r = imagecreatefromgif($imgUrl);
$source_image = imagecreatefromgif($imgUrl);
$type = '.gif';
break;
default: die('image type not supported');
}
//Check write Access to Directory
if(!is_writable(dirname($output_filename))){
$response = Array(
"status" => 'error',
"message" => 'Can`t write cropped File'
);
}else{
// resize the original image to size of editor
$resizedImage = imagecreatetruecolor($imgW, $imgH);
imagecopyresampled($resizedImage, $source_image, 0, 0, 0, 0, $imgW, $imgH, $imgInitW, $imgInitH);
// rotate the rezized image
$rotated_image = imagerotate($resizedImage, -$angle, 0);
// find new width & height of rotated image
$rotated_width = imagesx($rotated_image);
$rotated_height = imagesy($rotated_image);
// diff between rotated & original sizes
$dx = $rotated_width - $imgW;
$dy = $rotated_height - $imgH;
// crop rotated image to fit into original rezized rectangle
$cropped_rotated_image = imagecreatetruecolor($imgW, $imgH);
imagecolortransparent($cropped_rotated_image, imagecolorallocate($cropped_rotated_image, 0, 0, 0));
imagecopyresampled($cropped_rotated_image, $rotated_image, 0, 0, $dx / 2, $dy / 2, $imgW, $imgH, $imgW, $imgH);
// crop image into selected area
$final_image = imagecreatetruecolor($cropW, $cropH);
imagecolortransparent($final_image, imagecolorallocate($final_image, 0, 0, 0));
imagecopyresampled($final_image, $cropped_rotated_image, 0, 0, $imgX1, $imgY1, $cropW, $cropH, $cropW, $cropH);
// finally output png image
//imagepng($final_image, $output_filename.$type, $png_quality);
imagejpeg($final_image, $output_filename.$type, $jpeg_quality);
$response = Array(
"status" => 'success',
"url" => $output_filename.$type
);
}
echo json_encode($response);
}
}
?>
<?php
Class Img_crop_to_file extends CI_Controller {
public function __construct() {
parent::__construct();
// Load form helper library
$this->load->helper('form');
// Load form validation library
$this->load->library('form_validation');
// Load session library
$this->load->library('session');
}
/* img_crop_to_file.php
* !!! THIS IS JUST AN EXAMPLE !!!, PLEASE USE ImageMagick or some other quality image processing libraries
*/
public function img_crop_file() {
$imgUrl = $_POST['imgUrl'];
// original sizes
$imgInitW = $_POST['imgInitW'];
$imgInitH = $_POST['imgInitH'];
// resized sizes
$imgW = $_POST['imgW'];
$imgH = $_POST['imgH'];
// offsets
$imgY1 = $_POST['imgY1'];
$imgX1 = $_POST['imgX1'];
// crop box
$cropW = $_POST['cropW'];
$cropH = $_POST['cropH'];
// rotation angle
$angle = $_POST['rotation'];
$jpeg_quality = 100;
$output_filename = base_url()."temp/croppedImg_".rand();
// uncomment line below to save the cropped image in the same location as the original image.
//$output_filename = dirname($imgUrl). "/croppedImg_".rand();
$what = getimagesize($imgUrl);
switch(strtolower($what['mime']))
{
case 'image/png':
$img_r = imagecreatefrompng($imgUrl);
$source_image = imagecreatefrompng($imgUrl);
$type = '.png';
break;
case 'image/jpeg':
$img_r = imagecreatefromjpeg($imgUrl);
$source_image = imagecreatefromjpeg($imgUrl);
error_log("jpg");
$type = '.jpeg';
break;
case 'image/gif':
$img_r = imagecreatefromgif($imgUrl);
$source_image = imagecreatefromgif($imgUrl);
$type = '.gif';
break;
default: die('image type not supported');
}
//Check write Access to Directory
if(!is_writable(dirname($output_filename))){
$response = Array(
"status" => 'error',
"message" => 'Can`t write cropped File'
);
}else{
// resize the original image to size of editor
$resizedImage = imagecreatetruecolor($imgW, $imgH);
imagecopyresampled($resizedImage, $source_image, 0, 0, 0, 0, $imgW, $imgH, $imgInitW, $imgInitH);
// rotate the rezized image
$rotated_image = imagerotate($resizedImage, -$angle, 0);
// find new width & height of rotated image
$rotated_width = imagesx($rotated_image);
$rotated_height = imagesy($rotated_image);
// diff between rotated & original sizes
$dx = $rotated_width - $imgW;
$dy = $rotated_height - $imgH;
// crop rotated image to fit into original rezized rectangle
$cropped_rotated_image = imagecreatetruecolor($imgW, $imgH);
imagecolortransparent($cropped_rotated_image, imagecolorallocate($cropped_rotated_image, 0, 0, 0));
imagecopyresampled($cropped_rotated_image, $rotated_image, 0, 0, $dx / 2, $dy / 2, $imgW, $imgH, $imgW, $imgH);
// crop image into selected area
$final_image = imagecreatetruecolor($cropW, $cropH);
imagecolortransparent($final_image, imagecolorallocate($final_image, 0, 0, 0));
imagecopyresampled($final_image, $cropped_rotated_image, 0, 0, $imgX1, $imgY1, $cropW, $cropH, $cropW, $cropH);
// finally output png image
//imagepng($final_image, $output_filename.$type, $png_quality);
imagejpeg($final_image, $output_filename.$type, $jpeg_quality);
$response = Array(
"status" => 'success',
"url" => $output_filename.$type
);
}
echo json_encode($response);
}
}
?>