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* MyBB 1.2
* Copyright � 2006 MyBB Group, All Rights Reserved
*
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* MyBB 1.2
* Copyright � 2006 MyBB Group, All Rights Reserved
*
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* Website: http://www.mybboard.com
* License: http://www.mybboard.com/eula.html
| * Website: http://www.mybboard.net
* License: http://www.mybboard.net/eula.html
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*
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*
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* $Id: functions_image.php 2163 2006-08-30 05:53:05Z chris $
| * $Id: functions_image.php 3134 2007-06-14 19:32:53Z dennis $
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*/
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*/
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| | /**
* Generates a thumbnail
*
* @param string filename
* @param string upload path
* @param string thumbnail filename
* @param int maximum thumbnail height
* @param int maximum thumbnail width
* @return array returns an array with error code and filename (Code 1: Thumbnail generated; Code 3: Could not create thumbnail; Code 4: Image does not need to be scaled)
*/
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function generate_thumbnail($file, $path, $filename, $maxheight, $maxwidth)
{
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function generate_thumbnail($file, $path, $filename, $maxheight, $maxwidth)
{
|
| | // Check if thumbnail can be generated and if the file is valid image
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if(!function_exists("imagecreate"))
{
$thumb['code'] = 3;
| if(!function_exists("imagecreate"))
{
$thumb['code'] = 3;
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{
$thumb['code'] = 3;
return $thumb;
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{
$thumb['code'] = 3;
return $thumb;
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}
| }
// Only generate a thumbnail if image is larger than maximum thumbnail size
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if(($imgwidth >= $maxwidth) || ($imgheight >= $maxheight))
{
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if(($imgwidth >= $maxwidth) || ($imgheight >= $maxheight))
{
|
| | // Up the memory limit if needed
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check_thumbnail_memory($imgwidth, $imgheight, $imgtype, $imgbits, $imgchan);
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check_thumbnail_memory($imgwidth, $imgheight, $imgtype, $imgbits, $imgchan);
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// Get the image into memory based on file type
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if($imgtype == 3)
{
if(@function_exists("imagecreatefrompng"))
{
$im = @imagecreatefrompng($file);
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if($imgtype == 3)
{
if(@function_exists("imagecreatefrompng"))
{
$im = @imagecreatefrompng($file);
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}
}
| }
}
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elseif($imgtype == 2)
{
if(@function_exists("imagecreatefromjpeg"))
| elseif($imgtype == 2)
{
if(@function_exists("imagecreatefromjpeg"))
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{
$im = @imagecreatefromgif($file);
}
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{
$im = @imagecreatefromgif($file);
}
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}
else
{
| }
else
{
|
$thumb['code'] = 3;
return $thumb;
}
| $thumb['code'] = 3;
return $thumb;
}
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$thumb['code'] = 3;
return $thumb;
}
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$thumb['code'] = 3;
return $thumb;
}
|
| |
// Scale the image and resample
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$scale = scale_image($imgwidth, $imgheight, $maxwidth, $maxheight);
$thumbwidth = $scale['width'];
$thumbheight = $scale['height'];
| $scale = scale_image($imgwidth, $imgheight, $maxwidth, $maxheight);
$thumbwidth = $scale['width'];
$thumbheight = $scale['height'];
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@imagecopyresized($thumbim, $im, 0, 0, 0, 0, $thumbwidth, $thumbheight, $imgwidth, $imgheight);
}
@imagedestroy($im);
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@imagecopyresized($thumbim, $im, 0, 0, 0, 0, $thumbwidth, $thumbheight, $imgwidth, $imgheight);
}
@imagedestroy($im);
|
| |
// Output image to file based on file type
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if(!function_exists("imagegif") && $imgtype == 1)
{
$filename = str_replace(".gif", ".jpg", $filename);
| if(!function_exists("imagegif") && $imgtype == 1)
{
$filename = str_replace(".gif", ".jpg", $filename);
|