Zmenšení obrázku na určitou velikost

function nahrat($sir,$vys,$soub,$dest) { // Set a maximum height and width $width = $sir; $height = $vys; // Get new dimensions list($width_orig, $height_orig,$type,$attr) = getimagesize($soub); if ($type == 2) { $sirka=$width/$width_orig; if ($sirka<1) { $height=$sirka*$height_orig; } else { $height=$height_orig; $width=$width_orig; } // Resample $image_p = imagecreatetruecolor($width, $height); $image = imagecreatefromjpeg($soub); imagecopyresampled($image_p, $image, 0, 0, 0, 0, $width, $height, $width_orig, $height_orig); // Output imagejpeg($image_p,$dest, 75); } if ($type == 1) { $sirka=$width/$width_orig; if ($sirka<1) { $height=$sirka*$height_orig; } else { $height=$height_orig; $width=$width_orig; } // Resample $image_p = imagecreatetruecolor($width, $height); $image = imagecreatefromgif($soub); imagecopyresampled($image_p, $image, 0, 0, 0, 0, $width, $height, $width_orig, $height_orig); // Output imagegif($image_p,$dest); }}$link = mysql_connect("host","user","password"); mysql_select_db("database",$link);$test=0;$obrname=$_FILES;$obr=$_FILES;$obrtype=$_FILES;switch (strtolower ($obrtype)) { case "image/jpg": $pripona="jpg"; $test=1; break; case "image/pjpeg": $pripona="jpg"; $test=1; break; case "image/jpeg": $pripona="jpg"; $test=1; break; case "image/gif": $pripona="gif"; $test=1; break; case "image/png": $pripona="png"; $test=1;}if ($obrname != "") { if ($test == 1) { $obrname=""; mysql_query("update counter set images=images+1 where code=1;",$link); $rs="select images from counter where code=1;"; $reading=mysql_query($rs,$link); while ($row=mysql_fetch_assoc($reading)) { $obrname="image".$row.".".$pripona; } if ($obr > 1000) { if (is_uploaded_file($_FILES)) { copy($_FILES, "imagetemp/".$obrname); nahrat(400,400,"imagetemp/".$obrname,"image/".$obrname); nahrat(128,128,"imagetemp/".$obrname,"wap/image/".$obrname); unlink("imagetemp/".$obrname); } else { echo "Upload se nezdařil. Název souboru: " . $_FILES."
"; } $message=""; } else { $message="Fotka č.1 má velmi malý rozměr a proto nebyla uložena.
"; $obrname=""; } } else { $message=""; $soubor="Fotka č.1 má neznámou koncovku, proto se neuložila.
"; }}?>