javascript php upload images request entity too large -


i have php javascript images upload problem. when upload 20kb, ok. when upload on 500kb, fails , displays error shown below. web site hosted on godaddy. in local development computer works , runs smoothly. have ideas??

i have tried:

ini_set('post_max_size',52428800); // 50 mb

ini_set('upload_max_filesize',52428800) // 50 mb not work.

//------error on web pag----------

request entity large requested resource /index.php/newpost/ not allow request data requests, or amount of data provided in request exceeds capacity limit.

additionally, 500 internal server error error encountered while trying use errordocument handle request.

//------------my code----------------------//

function uploadimages($input, $file) {      if($input == null || $input == "")     {         return false;     }     $stringval = $input;      $value  = str_replace('data:image/png;base64,', '', $stringval);      if ($this->check_base64_image($value) == false) {         return false;     }      $actualfile  = base64_decode($value);     $img = imagecreatefromstring($actualfile);     $imgsize = getimagesize('data://application/octet-stream;base64,' . base64_encode($actualfile));       if ($img == false) {         return false;     }else     {          /*** maximum filesize allowed in bytes ***/         $max_file_length  = 100000;          log_message('debug', 'pre uploading!!!!!!!!');          if (isset($img)){              log_message('debug', 'uploading!!!!!!!!');              // check file less maximum file size             if($imgsize['0'] > $max_file_length || $imgsize['1'] > $max_file_length)             {                 log_message('debug', 'size!!!!!!!!'.print_r($imgsize));                 $messages = "file size exceeds $max_file_size limit";                 return false;             }else if (file_exists($file)) {                 return false;             }else             {                 file_put_contents($file, $actualfile);                 return true;             }         }            }  }


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