aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--admin/derivatives.php97
-rw-r--r--admin/include/image.class.php104
-rw-r--r--admin/themes/default/template/derivatives.tpl61
-rw-r--r--i.php43
-rw-r--r--include/derivative_params.inc.php5
-rw-r--r--include/derivative_std_params.inc.php43
-rw-r--r--themes/default/watermarks/Owned_Stamp.pngbin0 -> 42282 bytes
-rw-r--r--themes/default/watermarks/Sample.pngbin0 -> 21395 bytes
8 files changed, 340 insertions, 13 deletions
diff --git a/admin/derivatives.php b/admin/derivatives.php
index fbf1ccffb..fde3e0db3 100644
--- a/admin/derivatives.php
+++ b/admin/derivatives.php
@@ -28,6 +28,7 @@ $errors = array();
if ( isset($_POST['d']) )
{
$pderivatives = $_POST['d'];
+ $pwatermark = $_POST['w'];
// step 1 - sanitize HTML input
foreach($pderivatives as $type => &$pderivative)
@@ -86,10 +87,55 @@ if ( isset($_POST['d']) )
$prev_w = intval($pderivative['w']);
$prev_h = intval($pderivative['h']);
}
+
+ $v = intval($pderivative['sharpen']);
+ if ($v<0 || $v>100)
+ {
+ $errors[$type]['sharpen'] = '[0..100]';
+ }
+ $v = intval($pderivative['quality']);
+ if ($v<=0 || $v>100)
+ {
+ $errors[$type]['quality'] = '(0..100]';
+ }
+ }
+ $v = intval($pwatermark['xpos']);
+ if ($v<0 || $v>100)
+ {
+ $errors['watermark']['xpos'] = '[0..100]';
}
+ $v = intval($pwatermark['ypos']);
+ if ($v<0 || $v>100)
+ {
+ $errors['watermark']['ypos'] = '[0..100]';
+ }
+ $v = intval($pwatermark['opacity']);
+ if ($v<=0 || $v>100)
+ {
+ $errors['watermark']['opacity'] = '(0..100]';
+ }
+
+
// step 3 - save data
if (count($errors)==0)
{
+ $watermark = new WatermarkParams();
+ $watermark->file = $pwatermark['file'];
+ $watermark->xpos = intval($pwatermark['xpos']);
+ $watermark->ypos = intval($pwatermark['ypos']);
+ $watermark->xrepeat = intval($pwatermark['xrepeat']);
+ $watermark->opacity = intval($pwatermark['opacity']);
+ $watermark->min_size = array(intval($pwatermark['minw']),intval($pwatermark['minh']));
+
+ $old_watermark = ImageStdParams::get_watermark();
+ $watermark_changed =
+ $watermark->file != $old_watermark->file
+ || $watermark->xpos != $old_watermark->xpos
+ || $watermark->ypos != $old_watermark->ypos
+ || $watermark->xrepeat != $old_watermark->xrepeat
+ || $watermark->opacity != $old_watermark->opacity;
+ ImageStdParams::set_watermark($watermark);
+
$enabled = ImageStdParams::get_defined_type_map();
$disabled = @unserialize( @$conf['disabled_derivatives'] );
if ($disabled===false)
@@ -106,11 +152,15 @@ if ( isset($_POST['d']) )
{
$new_params = new DerivativeParams(
new SizingParams(
- array($pderivative['w'],$pderivative['h']),
+ array(intval($pderivative['w']), intval($pderivative['h'])),
round($pderivative['crop'] / 100, 2),
- array($pderivative['minw'],$pderivative['minh'])
+ array(intval($pderivative['minw']), intval($pderivative['minh']))
)
);
+ $new_params->sharpen = intval($pderivative['sharpen']);
+ $new_params->quality = intval($pderivative['quality']);
+ ImageStdParams::apply_global($new_params);
+
if (isset($enabled[$type]))
{
$old_params = $enabled[$type];
@@ -126,6 +176,22 @@ if ( isset($_POST['d']) )
{
$same = false;
}
+
+ if ( $same &&
+ ( $new_params->sharpen != $old_params->sharpen
+ || $new_params->quality > $old_params->quality)
+ )
+ {
+ $same = false;
+ }
+
+ if ($same &&
+ ( $new_params->use_watermark != $old_params->use_watermark
+ || $new_params->use_watermark && $watermark_changed )
+ )
+ {
+ $same = false;
+ }
if (!$same)
{
@@ -182,6 +248,7 @@ if ( isset($_POST['d']) )
else
{
$template->assign('derivatives', $pderivatives);
+ $template->assign('watermark', $pwatermark);
$template->assign('ferrors', $errors);
}
}
@@ -224,11 +291,37 @@ if (count($errors)==0)
{
$tpl_var['minw'] = $tpl_var['minh'] = "";
}
+ $tpl_var['sharpen'] = $params->sharpen;
+ $tpl_var['quality'] = $params->quality;
}
$tpl_vars[$type]=$tpl_var;
}
$template->assign('derivatives', $tpl_vars);
+
+ $wm = ImageStdParams::get_watermark();
+ $template->assign('watermark', array(
+ 'file' => $wm->file,
+ 'minw' => $wm->min_size[0],
+ 'minh' => $wm->min_size[1],
+ 'xpos' => $wm->xpos,
+ 'ypos' => $wm->ypos,
+ 'xrepeat' => $wm->xrepeat,
+ 'opacity' => $wm->opacity,
+ ));
+}
+
+$watermark_files = array();
+foreach (glob(PHPWG_ROOT_PATH.'themes/default/watermarks/*.png') as $file)
+{
+ $watermark_files[] = substr($file, strlen(PHPWG_ROOT_PATH));
+}
+$watermark_filemap = array( '' => '---' );
+foreach( $watermark_files as $file)
+{
+ $display = basename($file);
+ $watermark_filemap[$file] = $display;
}
+$template->assign('watermark_files', $watermark_filemap);
$template->set_filename('derivatives', 'derivatives.tpl');
$template->assign_var_from_handle('ADMIN_CONTENT', 'derivatives');
diff --git a/admin/include/image.class.php b/admin/include/image.class.php
index 53a27b924..03cf419a4 100644
--- a/admin/include/image.class.php
+++ b/admin/include/image.class.php
@@ -41,6 +41,10 @@ interface imageInterface
function rotate($rotation);
function resize($width, $height);
+
+ function sharpen($amount);
+
+ function compose($overlay, $x, $y, $opacity);
function write($destination_filepath);
}
@@ -258,6 +262,31 @@ class pwg_image
return $rotation;
}
+ /** Returns a normalized convolution kernel for sharpening*/
+ static function get_sharpen_matrix($amount)
+ {
+ // Amount should be in the range of 18-10
+ $amount = round(abs(-18 + ($amount * 0.08)), 2);
+
+ $matrix = array
+ (
+ array(-1, -1, -1),
+ array(-1, $amount, -1),
+ array(-1, -1, -1),
+ );
+
+ $norm = array_sum(array_map('array_sum', $matrix));
+
+ for ($i=0; $i<3; $i++)
+ {
+ $line = & $matrix[$i];
+ for ($j=0; $j<3; $j++)
+ $line[$j] /= $norm;
+ }
+
+ return $matrix;
+ }
+
private function get_resize_result($destination_filepath, $width, $height, $time=null)
{
return array(
@@ -397,6 +426,18 @@ class image_imagick implements imageInterface
return $this->image->resizeImage($width, $height, Imagick::FILTER_LANCZOS, 0.9);
}
+ function sharpen($amount)
+ {
+ $m = pwg_image::get_sharpen_matrix($amount);
+ return $this->image->convolveImage($m);
+ }
+
+ function compose($overlay, $x, $y, $opacity)
+ {
+ // todo
+ return false;
+ }
+
function write($destination_filepath)
{
return $this->image->writeImage($destination_filepath);
@@ -415,16 +456,17 @@ class image_ext_imagick implements imageInterface
var $height = '';
var $commands = array();
- function __construct($source_filepath, $imagickdir='')
+ function __construct($source_filepath)
{
+ global $conf;
$this->source_filepath = $source_filepath;
- $this->imagickdir = $imagickdir;
+ $this->imagickdir = $conf['ext_imagick_dir'];
- $command = $imagickdir.'identify -format "%wx%h" "'.realpath($source_filepath).'"';
+ $command = $this->imagickdir.'identify -format "%wx%h" "'.realpath($source_filepath).'"';
@exec($command, $returnarray);
if(!is_array($returnarray) or empty($returnarray[0]) or !preg_match('/^(\d+)x(\d+)$/', $returnarray[0], $match))
{
- die("[External ImageMagick] Corrupt image");
+ die("[External ImageMagick] Corrupt image\n" . var_export($returnarray, true));
}
$this->width = $match[1];
@@ -479,6 +521,31 @@ class image_ext_imagick implements imageInterface
return true;
}
+ function sharpen($amount)
+ {
+ $m = pwg_image::get_sharpen_matrix($amount);
+
+ $param ='convolve "'.count($m).':';
+ foreach ($m as $line)
+ {
+ $param .= ' ';
+ $param .= implode(',', $line);
+ }
+ $param .= '"';
+ $this->add_command('morphology', $param);
+ return true;
+ }
+
+ function compose($overlay, $x, $y, $opacity)
+ {
+ $param = 'compose dissolve -define compose:args='.$opacity;
+ $param .= ' '.escapeshellarg(realpath($overlay->image->source_filepath));
+ $param .= ' -gravity NorthWest -geometry +'.$x.'+'.$y;
+ $param .= ' -composite';
+ $this->add_command($param);
+ return true;
+ }
+
function write($destination_filepath)
{
$exec = $this->imagickdir.'convert';
@@ -496,6 +563,8 @@ class image_ext_imagick implements imageInterface
$dest = pathinfo($destination_filepath);
$exec .= ' "'.realpath($dest['dirname']).'/'.$dest['basename'].'"';
@exec($exec, $returnarray);
+
+ //echo($exec);
return is_array($returnarray);
}
}
@@ -611,6 +680,33 @@ class image_gd implements imageInterface
return $result;
}
+ function sharpen($amount)
+ {
+ $m = pwg_image::get_sharpen_matrix($amount);
+ return imageconvolution($this->image, $m, 1, 0);
+ }
+
+ function compose($overlay, $x, $y, $opacity)
+ {
+ $ioverlay = $overlay->image->image;
+ /* A replacement for php's imagecopymerge() function that supports the alpha channel
+ See php bug #23815: http://bugs.php.net/bug.php?id=23815 */
+
+ $ow = imagesx($ioverlay);
+ $oh = imagesy($ioverlay);
+
+ // Create a new blank image the site of our source image
+ $cut = imagecreatetruecolor($ow, $oh);
+
+ // Copy the blank image into the destination image where the source goes
+ imagecopy($cut, $this->image, 0, 0, $x, $y, $ow, $oh);
+
+ // Place the source image in the destination image
+ imagecopy($cut, $ioverlay, 0, 0, 0, 0, $ow, $oh);
+ imagecopymerge($this->image, $cut, $x, $y, 0, 0, $ow, $oh, $opacity);
+ return true;
+ }
+
function write($destination_filepath)
{
$extension = strtolower(get_extension($destination_filepath));
diff --git a/admin/themes/default/template/derivatives.tpl b/admin/themes/default/template/derivatives.tpl
index e0796024b..59f6344a7 100644
--- a/admin/themes/default/template/derivatives.tpl
+++ b/admin/themes/default/template/derivatives.tpl
@@ -23,6 +23,42 @@
{/literal}{/html_head}
<form method="post" id="derviativesForm">
+<fieldset>
+<legend>{'Watermark'|@translate}</legend>
+
+
+<select name="w[file]" id="wSelect">
+ {html_options options=$watermark_files selected=$watermark.file}
+</select>
+
+<p><img id="wImg"></img></p>
+
+<label>{'Min Width'|@translate}
+ <input type="text" name="w[minw]" value="{$watermark.minw}"{if isset($ferrors.watermark.minw)}class="dError"{/if}>
+</label>
+
+<label>{'Min Height'|@translate}
+ <input type="text" name="w[minh]" value="{$watermark.minh}"{if isset($ferrors.watermark.minh)}class="dError"{/if}>
+</label>
+
+<label>{'X Position'|@translate}
+ <input type="text" name="w[xpos]" value="{$watermark.xpos}"{if isset($ferrors.watermark.xpos)}class="dError"{/if}>
+%</label>
+
+<label>{'Y Position'|@translate}
+ <input type="text" name="w[ypos]" value="{$watermark.ypos}"{if isset($ferrors.watermark.ypos)}class="dError"{/if}>
+%</label>
+
+<label>{'X Repeat'|@translate}
+ <input type="text" name="w[xrepeat]" value="{$watermark.xrepeat}"{if isset($ferrors.watermark.xrepeat)}class="dError"{/if}>
+</label>
+
+<label>{'Opacity'|@translate}
+ <input type="text" name="w[opacity]" value="{$watermark.opacity}"{if isset($ferrors.watermark.opacity)}class="dError"{/if}>
+</label>
+
+</fieldset>
+
<table class="table2">
<thead>
<tr>
@@ -33,6 +69,8 @@
<td>{'Crop'|@translate} (%)</td>
<td>{'Min Width'|@translate}</td>
<td>{'Min Height'|@translate}</td>
+ <td>{'Sharpen'|@translate} (%)</td>
+ <td>{'Quality'|@translate} (%)</td>
</tr>
</thead>
{foreach from=$derivatives item=d key=type}
@@ -65,7 +103,14 @@
<input type="text" name="d[{$type}][minh]" value="{$d.minh}"{if isset($ferrors.$type.minh)}class="dError"{/if}>
{if isset($ferrors.$type.minh)}<span class="dErrorDesc" title="{$ferrors.$type.minh}">!</span>{/if}
{/if}</td>
-
+ <td>
+ <input type="text" name="d[{$type}][sharpen]" value="{$d.sharpen}"{if isset($ferrors.$type.sharpen)}class="dError"{/if}>
+ {if isset($ferrors.$type.sharpen)}<span class="dErrorDesc" title="{$ferrors.$type.sharpen}">!</span>{/if}
+ </td>
+ <td>
+ <input type="text" name="d[{$type}][quality]" value="{$d.quality}"{if isset($ferrors.$type.quality)}class="dError"{/if}>
+ {if isset($ferrors.$type.quality)}<span class="dErrorDesc" title="{$ferrors.$type.quality}">!</span>{/if}
+ </td>
</tr>
{/foreach}
</table>
@@ -76,4 +121,18 @@
jQuery(".dError").bind("focus", function () {
jQuery(this).removeClass("dError");
} );
+
+function onWatermarkChange()
+{
+ var val = jQuery("#wSelect").val();
+ if (val.length) {
+ jQuery("#wImg").attr('src', {/literal}'{$ROOT_URL}'{literal}+val).show();
+ }
+ else {
+ jQuery("#wImg").hide();
+ }
+}
+
+onWatermarkChange();
+jQuery("#wSelect").bind("change", onWatermarkChange );
{/literal}{/footer_script} \ No newline at end of file
diff --git a/i.php b/i.php
index 515876535..5ab032c90 100644
--- a/i.php
+++ b/i.php
@@ -269,6 +269,10 @@ if (!$need_generate)
include_once(PHPWG_ROOT_PATH . 'admin/include/image.class.php');
+
+ignore_user_abort(true);
+set_time_limit(0);
+
$image = new pwg_image($page['src_path']);
if (!mkgetdir(dirname($page['derivative_path'])))
@@ -281,17 +285,49 @@ $changes = 0;
// todo rotate
// Crop & scale
-$params->sizing->compute( array($image->get_width(),$image->get_height()), $page['coi'], $crop_rect, $scale_width );
+$o_size = $d_size = array($image->get_width(),$image->get_height());
+$params->sizing->compute($o_size , $page['coi'], $crop_rect, $scaled_size );
if ($crop_rect)
{
$changes++;
$image->crop( $crop_rect->width(), $crop_rect->height(), $crop_rect->l, $crop_rect->t);
}
-if ($scale_width)
+if ($scaled_size)
{
$changes++;
- $image->resize( $scale_width[0], $scale_width[1] );
+ $image->resize( $scaled_size[0], $scaled_size[1] );
+ $d_size = $scaled_size;
+}
+
+if ($params->sharpen)
+{
+ $changes += $image->sharpen( $params->sharpen );
+}
+
+if ($params->use_watermark)
+{
+ $wm = ImageStdParams::get_watermark();
+ $wm_image = new pwg_image(PHPWG_ROOT_PATH.$wm->file);
+ $wm_size = array($wm_image->get_width(),$wm_image->get_height());
+ if ($d_size[0]<$wm_size[0] or $d_size[1]<$wm_size[1])
+ {
+ $wm_scaling_params = SizingParams::classic($d_size[0], $d_size[1]);
+ $wm_scaling_params->compute($wm_size, null, $tmp, $wm_scaled_size);
+ $wm_size = $wm_scaled_size;
+ $wm_image->resize( $wm_scaled_size[0], $wm_scaled_size[1] );
+ }
+ $x = round( ($wm->xpos/100)*($d_size[0]-$wm_size[0]) );
+ $y = round( ($wm->ypos/100)*($d_size[1]-$wm_size[1]) );
+ if ($image->compose($wm_image, $x, $y, $wm->opacity))
+ {
+ $changes++;
+ if ($wm->xrepeat)
+ {
+ // todo
+ }
+ }
+ $wm_image->destroy();
}
// no change required - redirect to source
@@ -301,6 +337,7 @@ if (!$changes)
ierror( $page['src_url'], 301);
}
+$image->set_compression_quality( $params->quality );
$image->write( $page['derivative_path'] );
$image->destroy();
diff --git a/include/derivative_params.inc.php b/include/derivative_params.inc.php
index 42bdfb7d5..be28b6589 100644
--- a/include/derivative_params.inc.php
+++ b/include/derivative_params.inc.php
@@ -282,7 +282,10 @@ final class DerivativeParams
{
public $type = IMG_CUSTOM;
public $last_mod_time = 0; // used for non-custom images to regenerate the cached files
+ public $use_watermark = false;
public $sizing;
+ public $sharpen = 0;
+ public $quality = 85;
function __construct($sizing)
{
@@ -291,7 +294,7 @@ final class DerivativeParams
public function __sleep()
{
- return array('last_mod_time', 'sizing');
+ return array('last_mod_time', 'sizing', 'sharpen', 'quality');
}
function add_url_tokens(&$tokens)
diff --git a/include/derivative_std_params.inc.php b/include/derivative_std_params.inc.php
index 41056cadf..9377b4c67 100644
--- a/include/derivative_std_params.inc.php
+++ b/include/derivative_std_params.inc.php
@@ -28,12 +28,24 @@ define('IMG_XLARGE', 'xlarge');
define('IMG_XXLARGE', 'xxlarge');
define('IMG_CUSTOM', 'custom');
+final class WatermarkParams
+{
+ public $file = '';
+ public $min_size = array(500,500);
+ public $xpos = 50;
+ public $ypos = 50;
+ public $xrepeat = 0;
+ public $opacity = 100;
+}
+
+
final class ImageStdParams
{
private static $all_types = array(IMG_SQUARE,IMG_THUMB,IMG_SMALL,IMG_MEDIUM,IMG_LARGE,IMG_XLARGE,IMG_XXLARGE);
private static $all_type_map = array();
private static $type_map = array();
private static $undefined_type_map = array();
+ private static $watermark;
static function get_all_types()
{
@@ -60,6 +72,11 @@ final class ImageStdParams
return self::$all_type_map[$type];
}
+ static function get_watermark()
+ {
+ return self::$watermark;
+ }
+
static function load_from_db()
{
global $conf;
@@ -67,6 +84,8 @@ final class ImageStdParams
if (false!==$arr)
{
self::$type_map = $arr['d'];
+ self::$watermark = @$arr['w'];
+ if (!self::$watermark) self::$watermark = new WatermarkParams();
}
else
{
@@ -82,6 +101,8 @@ final class ImageStdParams
if (false!==$arr)
{
self::$type_map = $arr['d'];
+ self::$watermark = @$arr['w'];
+ if (!self::$watermark) self::$watermark = new WatermarkParams();
}
else
{
@@ -90,21 +111,28 @@ final class ImageStdParams
self::build_maps();
}
+ static function set_watermark($watermark)
+ {
+ self::$watermark = $watermark;
+ }
+
static function set_and_save($map)
{
global $conf;
self::$type_map = $map;
$ser = serialize( array(
- 'd' => self::$type_map
+ 'd' => self::$type_map,
+ 'w' => self::$watermark,
) );
conf_update_param('derivatives', addslashes($ser) );
file_put_contents(PHPWG_ROOT_PATH.$conf['data_location'].'derivatives.dat', $ser);
self::build_maps();
}
- static function make_default()
+ private static function make_default()
{
+ self::$watermark = new WatermarkParams();
self::$type_map[IMG_SQUARE] = new DerivativeParams( SizingParams::square(100,100) );
self::$type_map[IMG_THUMB] = new DerivativeParams( SizingParams::classic(144,144) );
self::$type_map[IMG_SMALL] = new DerivativeParams( SizingParams::classic(240,240) );
@@ -114,11 +142,22 @@ final class ImageStdParams
self::$type_map[IMG_XXLARGE] = new DerivativeParams( SizingParams::classic(1200,900) );
}
+ public static function apply_global($params)
+ {
+ if (!empty(self::$watermark->file) &&
+ (self::$watermark->min_size[0]<=$params->sizing->ideal_size[0]
+ && self::$watermark->min_size[1]<=$params->sizing->ideal_size[1] ) )
+ {
+ $params->use_watermark = true;
+ }
+ }
+
private static function build_maps()
{
foreach (self::$type_map as $type=>$params)
{
$params->type = $type;
+ self::apply_global($params);
}
self::$all_type_map = self::$type_map;
diff --git a/themes/default/watermarks/Owned_Stamp.png b/themes/default/watermarks/Owned_Stamp.png
new file mode 100644
index 000000000..1e893440a
--- /dev/null
+++ b/themes/default/watermarks/Owned_Stamp.png
Binary files differ
diff --git a/themes/default/watermarks/Sample.png b/themes/default/watermarks/Sample.png
new file mode 100644
index 000000000..d976199ed
--- /dev/null
+++ b/themes/default/watermarks/Sample.png
Binary files differ