fungsi_thumbnail.php

<?php
// Upload gambar untuk berita, album, galeri foto, banner
function UploadFoto($fupload_name, $folder, $ukuran){
  // File gambar yang di upload
  $file_upload = $folder . $fupload_name;

  // Simpan gambar dalam ukuran aslinya
  move_uploaded_file($_FILES["fupload"]["tmp_name"], $file_upload);

  // Identitas file asli
  $gbr_asli = imagecreatefromjpeg($file_upload);
  $lebar    = imageSX($gbr_asli);
  $tinggi   = imageSY($gbr_asli);

  // Simpan dalam versi thumbnail
  $thumb_lebar  = $ukuran;
  $thumb_tinggi = ($thumb_lebar/$lebar) * $tinggi;

  // Proses perubahan dimensi ukuran
  $gbr_thumb = imagecreatetruecolor($thumb_lebar,$thumb_tinggi);
  imagecopyresampled($gbr_thumb, $gbr_asli, 0, 0, 0, 0, $thumb_lebar, $thumb_tinggi, $lebar, $tinggi);

  // Simpan gambar thumbnail
  imagejpeg($gbr_thumb,$folder . "small_" . $fupload_name);

  // Hapus gambar di memori komputer
  imagedestroy($gbr_asli);
  imagedestroy($gbr_thumb);
}
function UploadFotouser($fupload_name, $folder, $ukuran){
  // File gambar yang di upload
  $file_upload = $folder . $fupload_name;

  // Simpan gambar dalam ukuran aslinya
  move_uploaded_file($_FILES["ffoto"]["tmp_name"], $file_upload);
  // Identitas file asli
  $gbr_asli = imagecreatefromjpeg($file_upload);
  $lebar    = imageSX($gbr_asli);
  $tinggi   = imageSY($gbr_asli);

  // Simpan dalam versi thumbnail
  $thumb_lebar  = $ukuran;
  $thumb_tinggi = ($thumb_lebar/$lebar) * $tinggi;

  // Proses perubahan dimensi ukuran
  $gbr_thumb = imagecreatetruecolor($thumb_lebar,$thumb_tinggi);
  imagecopyresampled($gbr_thumb, $gbr_asli, 0, 0, 0, 0, $thumb_lebar, $thumb_tinggi, $lebar, $tinggi);

  // Simpan gambar thumbnail
  imagejpeg($gbr_thumb,$folder . "small_" . $fupload_name);

  // Hapus gambar di memori komputer
  imagedestroy($gbr_asli);
  imagedestroy($gbr_thumb);
}
?>