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-rw-r--r--admin/derivatives.php97
-rw-r--r--admin/include/image.class.php104
-rw-r--r--admin/themes/default/template/derivatives.tpl61
3 files changed, 255 insertions, 7 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