// create a new image from file
$vImg = @imagecreatefromgif($temp_file_name);
break;*/
case IMAGETYPE_PNG:
$file_extension = '.png';
// create a new image from file
$vImg = @imagecreatefrompng($temp_file_name);
break;
default:
@unlink($temp_file_name);
return;
}
// create a new true color image
$destination_img = @imagecreatetruecolor($img_width, $img_height);
// copy and resize part of an image with resampling
imagecopyresampled($destination_img, $vImg, 0, 0, (int) $_POST['x1'], (int) $_POST['y1'], $img_width, $img_height, (int) $_POST['w'], (int) $_POST['h']);
// define a result image filename
$destination_img_file_name = $temp_file_name . $file_extension;
// output image to file
imagejpeg($destination_img, $destination_img_file_name, $img_quality);
@unlink($temp_file_name);
return $destination_img_file_name;
}
}
}
}
}
}
$cropped_image = upload_image_file();
echo '<img src="' . $cropped_image . '" />';
function update_image($dbc, $image_id, $name, $subject, $description)
{
$image_file = upload_image_file($image_id);
if ('' != $name) {
$query = "update images set name = '" . mysql_escape_string($name) . "' where id = '{$image_id}'";
mysqli_query($dbc, $query);
}
if ('' != $image_file) {
$query = "update images set file = '{$image_file}' where id = '{$image_id}'";
mysqli_query($dbc, $query);
}
if ('' != $subject) {
$query = "update images set subject='" . mysql_escape_string($subject) . "' where id = '{$image_id}'";
mysqli_query($dbc, $query);
}
if ('' != $description) {
$query = "update images set description = '" . mysql_escape_string($description) . "' where id = '{$image_id}'";
mysqli_query($dbc, $query);
}
//$query = "INSERT INTO resource VALUES ('$file_id', '$title', '$file_name', '$creator', '$journal', '$pages', '$year', '$publisher',NULL)";
return true;
}