");
else
{ $width=ImageSX ($im);
$height=ImageSY ($im);
$preview_width=(int)($width*$preview_height/$height);
$im_copy = @ImageCreate ($preview_width, $preview_height);
// or die ("Cannot Initialize new GD image stream");
//$size[0], $size[1]
imagecopyresized ($im_copy, $im, 0, 0,0, 0, $preview_width, $preview_height,$width, $height);
$preview_name=makePreviewName($file_name);
$proslo = saveImage($im_copy,$sklad,$koren,$aktualni,$preview_name);
ImageDestroy($im_copy);
ImageDestroy($im);
if ($proslo)
$vypis= "![](\"$koren$aktualni$preview_name\")
\r\n ";
}
return $vypis;
}
function imageCreateFromFilename($filename)
{
$pripona=substr($filename,strrpos($filename,".")+1);
switch (strtolower ($pripona))
{ case "gif":
$im = @ImageCreateFromGIF ($filename); /* Attempt to open */
break;
case "jpg":
case "jpeg":
$im = @ImageCreateFromJPEG ($filename); /* Attempt to open */
}
return $im;
}
function makeLocalTempCopy($file_name)
{ $pripona=substr($file_name,strrpos($file_name,".")+1);
$save_path=$save_path=GetUniqueTempFilename("ImagesDnld",$pripona);
include ("define_extern.php");
$povedlo=ftp_dnld_file($extern_host,$extern_user,$extern_pass,$extern_path.$file_name,$save_path);
return ($povedlo?$save_path:"");
}
function imageOpenUrl($sklad,$koren,$aktualni,$file_name)
{
switch ($sklad)
{ case "extern":
$save_path=makeLocalTempCopy($aktualni.$file_name);
$im=imageCreateFromFilename($save_path);
unlink($save_path);
break;
case "implicit":
$im=imageCreateFromFilename($koren.$aktualni.$file_name); //$extern_path ??? proc???
break;
}
return $im;
}
function imageDeleteUrl ($sklad,$koren,$aktualni,$file_name)
{
switch ($sklad)
{ case "extern":
include ("define_extern.php");
$povedlo=ftp_delete_file($extern_host,$extern_user,$extern_pass,$extern_path.$aktualni.$file_name);
break;
case "implicit":
$povedlo=unlink($koren.$aktualni.$file_name);
break;
}
return $povedlo;
}
function imageRotateMy ($sklad,$koren,$aktualni,$file_name,$kam,$progress_)
{ global $progress;
$progress->UpdateTask("opening","wait");
$im=imageOpenUrl($sklad,$koren,$aktualni,$file_name);
$progress->UpdateTask("opening","OK");
if (!$im) /* See if it failed */
print "Chyba pri otevirani obrazku
";
else
{
$old_width=ImageSX($im);$old_height=ImageSY($im);
$im_copy = @ImageCreate ($old_height, $old_width);
print "($old_width, $old_height)";
if ($kam=="left")
for ($x=0;$x<$old_width;$x++)
{ for ($y=0;$y<$old_height;$y++)
ImageCopy ($im_copy, $im, $y, $old_width-$x, $x, $y, 1, 1);
$progress->UpdateTask("rotate",round($x/$old_width*100));
}
else
for ($x=0;$x<$old_width;$x++)
{ for ($y=0;$y<$old_height;$y++)
ImageCopy ($im_copy, $im, $old_height-$y, $x, $x, $y, 1, 1);
$progress->UpdateTask("rotate",round($x/$old_width*100));
}
$progress->UpdateTask("rotate","OK");
ImageDestroy($im);
$progress->UpdateTask("saving","wait");
$povedlo = saveImage($im_copy,$sklad,$koren,$aktualni,$file_name);
$progress->UpdateTask("saving","OK");
ImageDestroy($im_copy);
}
return $povedlo;
}
function GetUniqueTempFilename($predpona="",$pripona="")
{
srand((double)microtime()*1000000);
$accessnum = uniqid(rand());
return "/tmp/$predpona".$accessnum.".".$pripona;
}
function saveImage($im_copy,$sklad,$koren,$aktualni,$file_name)
{ $pripona=substr($file_name,strrpos($file_name,".")+1);
include ("define_extern.php");
switch ($sklad)
{ case "extern":$save_path=GetUniqueTempFilename("Images",$pripona);break;
case "implicit": $save_path=$koren.$aktualni.$file_name;break;
}
$povedlo=ImageJPEG ($im_copy,$save_path);
if ($povedlo) print "
Obrazek uspesne ulozen";else print"
Obrazek NEULOZEN!!!";
if ($sklad=="extern")
{ $povedlo&=ftp_upload_file($extern_host,$extern_user,$extern_pass,$save_path,$extern_path.$aktualni.$file_name);
unlink($save_path);
}
if ($povedlo) print "
Obrazek uspesne presunut";else print"
Obrazek NEPRESUNUT!!!";
return $povedlo;
}
function makePreviewName($fname)
{ $tmp_tecka_pos=strrpos($fname,".");
return substr($fname,0,$tmp_tecka_pos)."_preview".substr($fname,$tmp_tecka_pos);
}
function GetImagePreviewWidth($radka,$mode="number")
{ if($radka->height>0&&$radka->width>0)
$w=$radka->width/$radka->height*100;
else
$w=false;
if ($w && $mode=="tag") $w="width='$w' height=100";
return $w;
}
function GetImageSizeTag($radka)
{ if($radka->height>0&&$radka->width>0)
return "width='$radka->width' height='$radka->height'";
else
return "";
}
function ftp_upload_file($ftp_server,$ftp_user_name,$ftp_user_pass,$source_file,$destination_file)
{ $debug=false;
print$conn_id = ftp_connect("$ftp_server");
$login_result = ftp_login($conn_id, "$ftp_user_name", "$ftp_user_pass");
// check connection
if ((!$conn_id) || (!$login_result)) {
echo "Ftp connection has failed!
";echo "Attempted to connect to $ftp_server for user $ftp_user_name
";
die;
} else {
if ($debug)echo "Connected to $ftp_server, for user $ftp_user_name
";
}
// upload the file
if ($debug)echo "Trying to put file '$source_file' on '$ftp_server', file '$destination_file'.
";
$upload = ftp_put($conn_id, "$destination_file", "$source_file", FTP_BINARY);
// check upload status
if (!$upload) {
echo "Ftp upload has failed!
";
} else {
if ($debug)echo "Uploaded $source_file to $ftp_server as $destination_file
";
}
// close the FTP stream
ftp_quit($conn_id);
return $upload;
}
function ftp_dnld_file($ftp_server,$ftp_user_name,$ftp_user_pass,$source_file,$destination_file)
{
$conn_id = ftp_connect("$ftp_server");
$login_result = ftp_login($conn_id, "$ftp_user_name", "$ftp_user_pass");
// check connection
if ((!$conn_id) || (!$login_result)) {
echo "Ftp connection has failed!
Attempted to connect to $ftp_server for user $ftp_user_name
";
die;
} else {
if ($debug)echo "Connected to $ftp_server, for user $ftp_user_name
";
}
// upload the file
$upload = ftp_get($conn_id, "$destination_file", "$source_file", FTP_BINARY);
// int ftp_get (int ftp_stream, string local_file, string remote_file, int mode)
// check upload status
if (!$upload) {
echo "Ftp dnld has failed!
";
} else {
if ($debug)echo "Downloaded $source_file to $ftp_server as $destination_file
";
}
// close the FTP stream
ftp_quit($conn_id);
return $upload;
}
function ftp_delete_file($ftp_server,$ftp_user_name,$ftp_user_pass,$source_file)
{ $debug=false;
$conn_id = ftp_connect("$ftp_server");
$login_result = ftp_login($conn_id, "$ftp_user_name", "$ftp_user_pass");
// check connection
if ((!$conn_id) || (!$login_result)) {
echo "Ftp connection has failed!
";echo "Attempted to connect to $ftp_server for user $ftp_user_name
";
die;
} else {
if ($debug)echo "Connected to $ftp_server, for user $ftp_user_name
";
}
// delete the file
$status = ftp_delete($conn_id, "$source_file");
// check the status
if (!$status) {
echo "Ftp delete has failed!
";
} else {
if ($debug)echo "Deleted $source_file from $ftp_server
";
}
// close the FTP stream
ftp_quit($conn_id);
return $status;
}
function ImageAdjustSvetlost($im,$value)
{ $im=ImageAdjustBarvy($im,$value,$value,$value);
return $im;
}
function ImageAdjustBarvy($im,$red,$green,$blue)
{
for($i=0;$i255)$red_set=255;
if($green_set>255)$green_set=255;
if($blue_set>255)$blue_set=255;
imagecolorset($im,$i,$red_set,$green_set,$blue_set);
}
return $im;
}
function ImageAdjustGamma($im,$gamma_id,$gamma_out)
{ $im=ImageGammaCorrect($im,$gamma_id,$gamma_out);
return $im;
}
function ImageAdjustVyrez($im,$vyrez_x,$vyrez_y,$vyrez_w,$vyrez_h,$velikost_w, $velikost_h)
{
$im_copy = @ImageCreate ($velikost_w, $velikost_h);
imagecopyresized ($im_copy, $im, 0, 0, $vyrez_x,$vyrez_y, $velikost_w, $velikost_h,$vyrez_w, $vyrez_h);
//imagecopyresized (dst_im,src_im, dstX, dstY, srcX, srcY, dstW, dstH, srcW, srcH)
// ImageDestroy($im);
// return $im;
return $im_copy;
}
function GetMyImageSize($sklad,$koren,$aktualni,$file_name)
{
if ($sklad=="implicit")
{ $size=GetImageSize($koren.$aktualni.$file_name);
$sizeW=$size[0];$sizeH=$size[1];
}
else
{ $im=imageOpenUrl($sklad,$koren,$aktualni,$file_name);
$sizeW=ImageSX($im);$sizeH=ImageSY($im);
}
return array($sizeW,$sizeH);
}
function ImageAdjustKontrast($im,$red,$green,$blue)
{
$red_hist=array(255);$green_hist=array(255);$blue_hist=array(255);
for($i=0;$i255)$red_set=255;
if($green_set>255)$green_set=255;
if($blue_set>255)$blue_set=255;
imagecolorset($im,$i,$red_set,$green_set,$blue_set);
}
return $im;
}
function ImageAdjustAll($im,$vyrez,$vyrez_x,$vyrez_y,$vyrez_w,$vyrez_h,
$velikost,$velikost_w,$velikost_h,
$kontrast,$kontrast_value,
$svetlost,$svetlost_value,
$barvy,$barvy_r,$barvy_g,$barvy_b,
$gamma,$gamma_in,$gamma_out)
{
global $progress;
if ($vyrez=="true" || $velikost=="true")
{
$orig_w=ImageSX($im);$orig_h=ImageSY($im);
// if (!isset($velikost_w)) $velikost_w=$size[0];if (!isset($velikost_h)) $velikost_h=$size[1];
if ($vyrez=="false") {$vyrez_x=$vyrez_y=0;$vyrez_w=$orig_w;$vyrez_h=$orig_h;}
if ($velikost=="false") {$velikost_w=$vyrez_w;$velikost_h=$vyrez_h;}
//print "$url";
$progress->UpdateTask("rozmery","wait");
$im=ImageAdjustVyrez($im,$vyrez_x,$vyrez_y,$vyrez_w,$vyrez_h,$velikost_w, $velikost_h);
$progress->UpdateTask("rozmery","OK");
}
if ($kontrast=="true")
{ $progress->UpdateTask("kontrast","wait");
$im=ImageAdjustKontrast($im,$kontrast_value);
$progress->UpdateTask("kontrast","wait");
}
if ($svetlost=="true" || $barvy=="true")
{ if (!isset($svetlost_value)) $svetlost_value=100;
if (!isset($barvy_r)) $barvy_r=100;if (!isset($barvy_g)) $barvy_g=100;if (!isset($barvy_b)) $barvy_b=100;
if($barvy=="false")$barvy_r=$barvy_g=$barvy_b=100;
if($svetlost=="false")$svetlost_value=100;
$progress->UpdateTask("svetlost","0");
$im=ImageAdjustSvetlost($im,$svetlost_value);
$progress->UpdateTask("svetlost","50");
$im=ImageAdjustBarvy($im,$svetlost_value*$barvy_r/100,$svetlost_value*$barvy_g/100,$svetlost_value*$barvy_b/100);
$progress->UpdateTask("svetlost","OK");
}
if ($gamma=="true")
{ $progress->UpdateTask("gamma","wait");
$im=ImageAdjustGamma($im,$gamma_in,$gamma_out);
$progress->UpdateTask("gamma","OK");
}
$progress->closeWin();
return $im;
}
function GetNextID ($conn,$where,$radka)
{ return db_query_scalar($conn,"select id from imagebank where $where and ((datum='$radka->datum' and id>$radka->id) or datum>'$radka->datum') order by datum,id limit 1");
}
function GetPrevID ($conn,$where,$radka)
{ return db_query_scalar($conn,"select id from imagebank where $where and ((datum='$radka->datum' and id<$radka->id) or datum<'$radka->datum') order by datum desc,id desc limit 1");
}
?>