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POResizing and cropping in Codeigniter
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copied!<p>Hi I was wondering if you could help me, basically I am using Codeigniter and I want to be able to upload an image and save it to three different folders as three different sizes, however, they must fit the exact dimensions I specify without looking stretched or distorted.</p> <p>This is my controller - if you could help me I would be most grateful.</p> <pre><code>$config['upload_path'] = $_SERVER['DOCUMENT_ROOT'].'/website/uploads/original/'; $config['allowed_types'] = 'gif|jpg|png|bmp|jpeg'; $this->load->library('upload'); $this->upload->initialize($config); if(!$this->upload->do_upload()) { $error = array('error' => $this->upload->display_errors()); $this->load->view('submit', $error); } else { $data['upload_data'] = array('upload_data' => $this->upload->data()); $file_name = $this->upload->file_name; list($image_width, $image_height) = getimagesize($_SERVER['DOCUMENT_ROOT'].'/website/uploads/original/'.$file_name); // create small size $config['image_library'] = 'GD2'; $config['source_image'] = $_SERVER['DOCUMENT_ROOT'].'/website/uploads/original/'.$file_name; $config['new_image'] = $_SERVER['DOCUMENT_ROOT'].'/website/uploads/small/'.$file_name; $config['maintain_ratio'] = TRUE; $config['width'] = 181; $config['height'] = 115; $config['master_dim'] = 'width'; $this->load->library('image_lib'); $this->image_lib->initialize($config); if($image_width >= $config['width'] AND $image_height >= $config['height']) { if (!$this->image_lib->resize()) { echo $this->image_lib->display_errors(); } else { if(file_exists($_SERVER['DOCUMENT_ROOT'].'/website/uploads/small/'.$file_name)) { list($image_width, $image_height) = getimagesize($_SERVER['DOCUMENT_ROOT'].'/website/uploads/small/'.$file_name); if($image_height > '115') { $config['source_image'] = $_SERVER['DOCUMENT_ROOT'].'/website/uploads/small/'.$file_name; $y_axis = $image_height - 115; $config['y_axis'] = $y_axis; $config['x_axis'] = 181; $this->image_lib->initialize($config); if (!$this->image_lib->crop()) { echo $this->image_lib->display_errors(); } else { echo "cropped"; } } } } } </code></pre>

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