aboutsummaryrefslogtreecommitdiff
path: root/lib/resize.php
diff options
context:
space:
mode:
Diffstat (limited to 'lib/resize.php')
-rw-r--r--lib/resize.php1092
1 files changed, 546 insertions, 546 deletions
diff --git a/lib/resize.php b/lib/resize.php
index 7885a52df..c35eb09ea 100644
--- a/lib/resize.php
+++ b/lib/resize.php
@@ -1,547 +1,547 @@
-<?php
- /**
- * Elgg tidypics library of resizing functions
- *
- */
-
- include dirname(__FILE__) . "/watermark.php";
-
-
- /**
- * Create thumbnails using PHP GD Library
- *
- * @param ElggFile holds the image that was uploaded
- * @param string folder to store thumbnail in
- * @param string name of the thumbnail
- * @return bool true on success
- */
- function tp_create_gd_thumbnails($file, $prefix, $filestorename)
- {
- global $CONFIG;
-
- $image_sizes = get_plugin_setting('image_sizes', 'tidypics');
- if (!$image_sizes) {
- register_error(elgg_echo('tidypics:nosettings'));
- forward($_SERVER['HTTP_REFERER']);
- return false;
- }
- $image_sizes = unserialize($image_sizes);
-
- $thumb = new ElggFile();
- $thumb->owner_guid = $file->owner_guid;
- $thumb->container_guid = $file->container_guid;
-
- // tiny thumbail
- $thumb->setFilename($prefix."thumb".$filestorename);
- $thumbname = $thumb->getFilenameOnFilestore();
- $rtn_code = tp_gd_resize( $file->getFilenameOnFilestore(),
- $thumbname,
- false,
- $image_sizes['thumb_image_width'],
- $image_sizes['thumb_image_height'],
- true);
- if (!$rtn_code)
- return false;
- $file->thumbnail = $prefix."thumb".$filestorename;
-
-
- // album thumbnail
- $thumb->setFilename($prefix."smallthumb".$filestorename);
- $thumbname = $thumb->getFilenameOnFilestore();
- $rtn_code = tp_gd_resize( $file->getFilenameOnFilestore(),
- $thumbname,
- false,
- $image_sizes['small_image_width'],
- $image_sizes['small_image_height'],
- true);
- if (!$rtn_code)
- return false;
- $file->smallthumb = $prefix."smallthumb".$filestorename;
-
-
- // main image
- $thumb->setFilename($prefix."largethumb".$filestorename);
- $thumbname = $thumb->getFilenameOnFilestore();
- $rtn_code = tp_gd_resize( $file->getFilenameOnFilestore(),
- $thumbname,
- true,
- $image_sizes['large_image_width'],
- $image_sizes['large_image_height'],
- false);
- if (!$rtn_code)
- return false;
- $file->largethumb = $prefix."largethumb".$filestorename;
-
-
- unset($thumb);
-
- return true;
- }
-
- /**
- * Writes resized version of an already uploaded image - original from Elgg filestore.php
- * Saves it in the same format as uploaded
- *
- * @param string $input_name The name of the file on the disk
- * @param string $output_name The name of the file to be written
- * @param bool - watermark this image?
- * @param int $maxwidth The maximum width of the resized image
- * @param int $maxheight The maximum height of the resized image
- * @param true|false $square If set to true, will take the smallest of maxwidth and maxheight and use it to set the dimensions on all size; the image will be cropped.
- * @return bool true on success or false on failure
- */
- function tp_gd_resize($input_name, $output_name, $watermark, $maxwidth, $maxheight, $square = false, $x1 = 0, $y1 = 0, $x2 = 0, $y2 = 0) {
-
- // Get the size information from the image
- $imgsizearray = getimagesize($input_name);
- if (!imgsizearray)
- return false;
-
- // Get width and height
- $width = $imgsizearray[0];
- $height = $imgsizearray[1];
- $newwidth = $width;
- $newheight = $height;
-
- // Square the image dimensions if we're wanting a square image
- if ($square) {
- if ($width < $height) {
- $height = $width;
- } else {
- $width = $height;
- }
-
- $newwidth = $width;
- $newheight = $height;
-
- }
-
- if ($width > $maxwidth) {
- $newheight = floor($height * ($maxwidth / $width));
- $newwidth = $maxwidth;
- }
- if ($newheight > $maxheight) {
- $newwidth = floor($newwidth * ($maxheight / $newheight));
- $newheight = $maxheight;
- }
-
- $accepted_formats = array(
- 'image/jpeg' => 'jpeg',
- 'image/pjpeg' => 'jpeg',
- 'image/png' => 'png',
- 'image/x-png' => 'png',
- 'image/gif' => 'gif'
- );
-
- // make sure the function is available
- $function = "imagecreatefrom" . $accepted_formats[$imgsizearray['mime']];
- if (!is_callable($function))
- return false;
-
-
- // load old image
- $oldimage = $function($input_name);
- if (!$oldimage)
- return false;
-
- // allocate the new image
- $newimage = imagecreatetruecolor($newwidth, $newheight);
- if (!$newimage)
- return false;
-
- // Crop the image if we need a square
- if ($square) {
- if ($x1 == 0 && $y1 == 0 && $x2 == 0 && $y2 ==0) {
- $widthoffset = floor(($imgsizearray[0] - $width) / 2);
- $heightoffset = floor(($imgsizearray[1] - $height) / 2);
- } else {
- $widthoffset = $x1;
- $heightoffset = $y1;
- $width = ($x2 - $x1);
- $height = $width;
- }
- } else {
- if ($x1 == 0 && $y1 == 0 && $x2 == 0 && $y2 ==0) {
- $widthoffset = 0;
- $heightoffset = 0;
- } else {
- $widthoffset = $x1;
- $heightoffset = $y1;
- $width = ($x2 - $x1);
- $height = ($y2 - $y1);
- }
- }
-
- if ($square) {
- $newheight = $maxheight;
- $newwidth = $maxwidth;
- }
-
- $rtn_code = imagecopyresampled($newimage, $oldimage, 0,0,$widthoffset,$heightoffset,$newwidth,$newheight,$width,$height);
- if (!rtn_code)
- return $rtn_code;
-
- if ($watermark)
- tp_gd_watermark($newimage);
-
- switch ($imgsizearray['mime']) {
- case 'image/jpeg':
- case 'image/pjpeg':
- $rtn_code = imagejpeg($newimage, $output_name, 85);
- break;
- case 'image/png':
- case 'image/x-png':
- $rtn_code = imagepng($newimage, $output_name);
- break;
- case 'image/gif':
- $rtn_code = imagegif($newimage, $output_name);
- break;
- }
-
- imagedestroy($newimage);
- imagedestroy($oldimage);
-
- return $rtn_code;
- }
-
-
- /**
- * Create thumbnails using PHP imagick extension
- *
- * @param ElggFile holds the image that was uploaded
- * @param string folder to store thumbnail in
- * @param string name of the thumbnail
- * @return bool true on success
- */
- function tp_create_imagick_thumbnails($file, $prefix, $filestorename)
- {
- $image_sizes = get_plugin_setting('image_sizes', 'tidypics');
- if (!$image_sizes) {
- register_error(elgg_echo('tidypics:nosettings'));
- return false;
- }
- $image_sizes = unserialize($image_sizes);
-
- $thumb = new ElggFile();
- $thumb->owner_guid = $file->owner_guid;
- $thumb->container_guid = $file->container_guid;
-
- // tiny thumbnail
- $thumb->setFilename($prefix."thumb".$filestorename);
- $thumbname = $thumb->getFilenameOnFilestore();
- $rtn_code = tp_imagick_resize( $file->getFilenameOnFilestore(),
- $thumbname,
- $image_sizes['thumb_image_width'],
- $image_sizes['thumb_image_height'],
- true);
- if (!$rtn_code)
- return false;
- $file->thumbnail = $prefix."thumb".$filestorename;
-
-
- // album thumbnail
- $thumb->setFilename($prefix."smallthumb".$filestorename);
- $thumbname = $thumb->getFilenameOnFilestore();
- $rtn_code = tp_imagick_resize( $file->getFilenameOnFilestore(),
- $thumbname,
- $image_sizes['small_image_width'],
- $image_sizes['small_image_height'],
- true);
- if (!$rtn_code)
- return false;
- $file->smallthumb = $prefix."smallthumb".$filestorename;
-
-
- // main image
- $thumb->setFilename($prefix."largethumb".$filestorename);
- $thumbname = $thumb->getFilenameOnFilestore();
- $rtn_code = tp_imagick_resize( $file->getFilenameOnFilestore(),
- $thumbname,
- $image_sizes['large_image_width'],
- $image_sizes['large_image_height'],
- false);
- if (!$rtn_code)
- return false;
- $file->largethumb = $prefix."largethumb".$filestorename;
-
- tp_imagick_watermark($thumbname);
-
- unset($thumb);
-
- return true;
- }
-
-
- /**
- * Resize using PHP imagick extension
- *
- * Writes resized version of an already uploaded image
- *
- *
- * @param string $input_name The name of the file input field on the submission form
- * @param string $output_name The name of the file to be written
- * @param int $maxwidth The maximum width of the resized image
- * @param int $maxheight The maximum height of the resized image
- * @param true|false $square If set to true, will take the smallest of maxwidth and maxheight and use it to set the dimensions on all size; the image will be cropped.
- * @return bool true on success
- */
- function tp_imagick_resize($input_name, $output_name, $maxwidth, $maxheight, $square = false, $x1 = 0, $y1 = 0, $x2 = 0, $y2 = 0) {
-
- // Get the size information from the image
- $imgsizearray = getimagesize($input_name);
- if (!$imgsizearray)
- return false;
-
-
- // Get width and height
- $width = $imgsizearray[0];
- $height = $imgsizearray[1];
- $newwidth = $width;
- $newheight = $height;
-
- // initial guess at final dimensions for new image (doesn't check for squareness yet
- if ($newwidth > $maxwidth) {
- $newheight = floor($newheight * ($maxwidth / $newwidth));
- $newwidth = $maxwidth;
- }
- if ($newheight > $maxheight) {
- $newwidth = floor($newwidth * ($maxheight / $newheight));
- $newheight = $maxheight;
- }
-
- // Handle squareness for both original and new image
- if ($square) {
- if ($width < $height) {
- $height = $width;
- } else {
- $width = $height;
- }
-
- if ($maxheight == $maxwidth) {
- // if input arguments = square, no need to use above calculations (which can have round-off errors)
- $newwidth = $maxwidth;
- $newheight = $maxheight;
- } else {
- if ($newwidth < $newheight) {
- $newheight = $newwidth;
- } else {
- $newwidth = $newheight;
- }
- }
- }
-
-
- // Crop the original image - this needs to be checked over
- if ($square) {
- if ($x1 == 0 && $y1 == 0 && $x2 == 0 && $y2 ==0) {
- $xoffset = floor(($imgsizearray[0] - $width) / 2);
- $yoffset = floor(($imgsizearray[1] - $height) / 2);
- } else { // assume we're being passed good croping coordinates
- $xoffset = $x1;
- $yoffset = $y1;
- $width = ($x2 - $x1);
- $height = $width;
- }
- } else {
- if ($x1 == 0 && $y1 == 0 && $x2 == 0 && $y2 ==0) {
- $xoffset = 0;
- $yoffset = 0;
- } else {
- $xoffset = $x1;
- $yoffset = $y1;
- $width = ($x2 - $x1);
- $height = ($y2 - $y1);
- }
- }
-
-
- try {
- $img = new Imagick($input_name);
- } catch (ImagickException $e) {
- return false;
- }
-
- $img->cropImage($width, $height, $xoffset, $yoffset);
-
- // use the default IM filter (windowing filter), I think 1 means default blurring or number of lobes
- $img->resizeImage($newwidth, $newheight, imagick::FILTER_LANCZOS, 1);
- $img->setImagePage($newwidth, $newheight, 0, 0);
-
- if ($img->writeImage($output_name) != true) {
- $img->destroy();
- return false;
- }
-
- $img->destroy();
-
- return true;
- }
-
- /**
- * Create thumbnails using ImageMagick executables
- *
- * @param ElggFile holds the image that was uploaded
- * @param string folder to store thumbnail in
- * @param string name of the thumbnail
- * @return bool true on success
- */
- function tp_create_im_cmdline_thumbnails($file, $prefix, $filestorename)
- {
- $image_sizes = get_plugin_setting('image_sizes', 'tidypics');
- if (!$image_sizes) {
- register_error(elgg_echo('tidypics:nosettings'));
- return false;
- }
- $image_sizes = unserialize($image_sizes);
-
- $thumb = new ElggFile();
- $thumb->owner_guid = $file->owner_guid;
- $thumb->container_guid = $file->container_guid;
-
- // tiny thumbnail
- $thumb->setFilename($prefix."thumb".$filestorename);
- $thumbname = $thumb->getFilenameOnFilestore();
- $rtn_code = tp_im_cmdline_resize( $file->getFilenameOnFilestore(),
- $thumbname,
- $image_sizes['thumb_image_width'],
- $image_sizes['thumb_image_height'],
- true);
- if (!$rtn_code)
- return false;
- $file->thumbnail = $prefix."thumb".$filestorename;
-
-
- // album thumbnail
- $thumb->setFilename($prefix."smallthumb".$filestorename);
- $thumbname = $thumb->getFilenameOnFilestore();
- $rtn_code = tp_im_cmdline_resize( $file->getFilenameOnFilestore(),
- $thumbname,
- $image_sizes['small_image_width'],
- $image_sizes['small_image_height'],
- true);
- if (!$rtn_code)
- return false;
- $file->smallthumb = $prefix."smallthumb".$filestorename;
-
-
- // main image
- $thumb->setFilename($prefix."largethumb".$filestorename);
- $thumbname = $thumb->getFilenameOnFilestore();
- $rtn_code = tp_im_cmdline_resize( $file->getFilenameOnFilestore(),
- $thumbname,
- $image_sizes['large_image_width'],
- $image_sizes['large_image_height'],
- false);
- if (!$rtn_code)
- return false;
- $file->largethumb = $prefix."largethumb".$filestorename;
-
-
- tp_im_cmdline_watermark($thumbname);
-
-
-
- unset($thumb);
-
- return true;
- }
-
- /*
- * Gets the jpeg contents of the resized version of an already uploaded image
- * (Returns false if the uploaded file was not an image)
- *
- * @param string $input_name The name of the file input field on the submission form
- * @param string $output_name The name of the file to be written
- * @param int $maxwidth The maximum width of the resized image
- * @param int $maxheight The maximum height of the resized image
- * @param true|false $square If set to true, will take the smallest of maxwidth and maxheight and use it to set the dimensions on all size; the image will be cropped.
- * @return bool
- */
- function tp_im_cmdline_resize($input_name, $output_name, $maxwidth, $maxheight, $square = false, $x1 = 0, $y1 = 0, $x2 = 0, $y2 = 0) {
-
-
- // Get the size information from the image
- if ($imgsizearray = getimagesize($input_name)) {
-
- // Get width and height
- $width = $imgsizearray[0];
- $height = $imgsizearray[1];
- $newwidth = $width;
- $newheight = $height;
-
- // Square the image dimensions if we're wanting a square image
- if ($square) {
- if ($width < $height) {
- $height = $width;
- } else {
- $width = $height;
- }
-
- $newwidth = $width;
- $newheight = $height;
-
- }
-
- if ($width > $maxwidth) {
- $newheight = floor($height * ($maxwidth / $width));
- $newwidth = $maxwidth;
- }
- if ($newheight > $maxheight) {
- $newwidth = floor($newwidth * ($maxheight / $newheight));
- $newheight = $maxheight;
- }
-
- $accepted_formats = array(
- 'image/jpeg' => 'jpeg',
- 'image/pjpeg' => 'jpeg',
- 'image/png' => 'png',
- 'image/x-png' => 'png',
- 'image/gif' => 'gif'
- );
- // If it's a file we can manipulate ...
- if (array_key_exists($imgsizearray['mime'],$accepted_formats)) {
-
- // Crop the image if we need a square
- if ($square) {
- if ($x1 == 0 && $y1 == 0 && $x2 == 0 && $y2 ==0) {
- $widthoffset = floor(($imgsizearray[0] - $width) / 2);
- $heightoffset = floor(($imgsizearray[1] - $height) / 2);
- } else {
- $widthoffset = $x1;
- $heightoffset = $y1;
- $width = ($x2 - $x1);
- $height = $width;
- }
- } else {
- if ($x1 == 0 && $y1 == 0 && $x2 == 0 && $y2 ==0) {
- $widthoffset = 0;
- $heightoffset = 0;
- } else {
- $widthoffset = $x1;
- $heightoffset = $y1;
- $width = ($x2 - $x1);
- $height = ($y2 - $y1);
- }
- }
-
- // Resize and return the image contents!
- if ($square) {
- $newheight = $maxheight;
- $newwidth = $maxwidth;
- }
- $im_path = get_plugin_setting('im_path', 'tidypics');
- if(!$im_path) {
- $im_path = "/usr/bin/";
- }
- if(substr($im_path, strlen($im_path)-1, 1) != "/") $im_path .= "/";
- $command = $im_path . "convert \"$input_name\" -resize ".$newwidth."x".$newheight."^ -gravity center -extent ".$newwidth."x".$newheight." \"$output_name\"";
- exec($command);
- return true;
-
- }
- }
-
- return false;
- }
-
+<?php
+ /**
+ * Elgg tidypics library of resizing functions
+ *
+ */
+
+ include dirname(__FILE__) . "/watermark.php";
+
+
+ /**
+ * Create thumbnails using PHP GD Library
+ *
+ * @param ElggFile holds the image that was uploaded
+ * @param string folder to store thumbnail in
+ * @param string name of the thumbnail
+ * @return bool true on success
+ */
+ function tp_create_gd_thumbnails($file, $prefix, $filestorename)
+ {
+ global $CONFIG;
+
+ $image_sizes = get_plugin_setting('image_sizes', 'tidypics');
+ if (!$image_sizes) {
+ register_error(elgg_echo('tidypics:nosettings'));
+ forward($_SERVER['HTTP_REFERER']);
+ return false;
+ }
+ $image_sizes = unserialize($image_sizes);
+
+ $thumb = new ElggFile();
+ $thumb->owner_guid = $file->owner_guid;
+ $thumb->container_guid = $file->container_guid;
+
+ // tiny thumbail
+ $thumb->setFilename($prefix."thumb".$filestorename);
+ $thumbname = $thumb->getFilenameOnFilestore();
+ $rtn_code = tp_gd_resize( $file->getFilenameOnFilestore(),
+ $thumbname,
+ false,
+ $image_sizes['thumb_image_width'],
+ $image_sizes['thumb_image_height'],
+ true);
+ if (!$rtn_code)
+ return false;
+ $file->thumbnail = $prefix."thumb".$filestorename;
+
+
+ // album thumbnail
+ $thumb->setFilename($prefix."smallthumb".$filestorename);
+ $thumbname = $thumb->getFilenameOnFilestore();
+ $rtn_code = tp_gd_resize( $file->getFilenameOnFilestore(),
+ $thumbname,
+ false,
+ $image_sizes['small_image_width'],
+ $image_sizes['small_image_height'],
+ true);
+ if (!$rtn_code)
+ return false;
+ $file->smallthumb = $prefix."smallthumb".$filestorename;
+
+
+ // main image
+ $thumb->setFilename($prefix."largethumb".$filestorename);
+ $thumbname = $thumb->getFilenameOnFilestore();
+ $rtn_code = tp_gd_resize( $file->getFilenameOnFilestore(),
+ $thumbname,
+ true,
+ $image_sizes['large_image_width'],
+ $image_sizes['large_image_height'],
+ false);
+ if (!$rtn_code)
+ return false;
+ $file->largethumb = $prefix."largethumb".$filestorename;
+
+
+ unset($thumb);
+
+ return true;
+ }
+
+ /**
+ * Writes resized version of an already uploaded image - original from Elgg filestore.php
+ * Saves it in the same format as uploaded
+ *
+ * @param string $input_name The name of the file on the disk
+ * @param string $output_name The name of the file to be written
+ * @param bool - watermark this image?
+ * @param int $maxwidth The maximum width of the resized image
+ * @param int $maxheight The maximum height of the resized image
+ * @param true|false $square If set to true, will take the smallest of maxwidth and maxheight and use it to set the dimensions on all size; the image will be cropped.
+ * @return bool true on success or false on failure
+ */
+ function tp_gd_resize($input_name, $output_name, $watermark, $maxwidth, $maxheight, $square = false, $x1 = 0, $y1 = 0, $x2 = 0, $y2 = 0) {
+
+ // Get the size information from the image
+ $imgsizearray = getimagesize($input_name);
+ if (!imgsizearray)
+ return false;
+
+ // Get width and height
+ $width = $imgsizearray[0];
+ $height = $imgsizearray[1];
+ $newwidth = $width;
+ $newheight = $height;
+
+ // Square the image dimensions if we're wanting a square image
+ if ($square) {
+ if ($width < $height) {
+ $height = $width;
+ } else {
+ $width = $height;
+ }
+
+ $newwidth = $width;
+ $newheight = $height;
+
+ }
+
+ if ($width > $maxwidth) {
+ $newheight = floor($height * ($maxwidth / $width));
+ $newwidth = $maxwidth;
+ }
+ if ($newheight > $maxheight) {
+ $newwidth = floor($newwidth * ($maxheight / $newheight));
+ $newheight = $maxheight;
+ }
+
+ $accepted_formats = array(
+ 'image/jpeg' => 'jpeg',
+ 'image/pjpeg' => 'jpeg',
+ 'image/png' => 'png',
+ 'image/x-png' => 'png',
+ 'image/gif' => 'gif'
+ );
+
+ // make sure the function is available
+ $function = "imagecreatefrom" . $accepted_formats[$imgsizearray['mime']];
+ if (!is_callable($function))
+ return false;
+
+
+ // load old image
+ $oldimage = $function($input_name);
+ if (!$oldimage)
+ return false;
+
+ // allocate the new image
+ $newimage = imagecreatetruecolor($newwidth, $newheight);
+ if (!$newimage)
+ return false;
+
+ // Crop the image if we need a square
+ if ($square) {
+ if ($x1 == 0 && $y1 == 0 && $x2 == 0 && $y2 ==0) {
+ $widthoffset = floor(($imgsizearray[0] - $width) / 2);
+ $heightoffset = floor(($imgsizearray[1] - $height) / 2);
+ } else {
+ $widthoffset = $x1;
+ $heightoffset = $y1;
+ $width = ($x2 - $x1);
+ $height = $width;
+ }
+ } else {
+ if ($x1 == 0 && $y1 == 0 && $x2 == 0 && $y2 ==0) {
+ $widthoffset = 0;
+ $heightoffset = 0;
+ } else {
+ $widthoffset = $x1;
+ $heightoffset = $y1;
+ $width = ($x2 - $x1);
+ $height = ($y2 - $y1);
+ }
+ }
+
+ if ($square) {
+ $newheight = $maxheight;
+ $newwidth = $maxwidth;
+ }
+
+ $rtn_code = imagecopyresampled($newimage, $oldimage, 0,0,$widthoffset,$heightoffset,$newwidth,$newheight,$width,$height);
+ if (!rtn_code)
+ return $rtn_code;
+
+ if ($watermark)
+ tp_gd_watermark($newimage);
+
+ switch ($imgsizearray['mime']) {
+ case 'image/jpeg':
+ case 'image/pjpeg':
+ $rtn_code = imagejpeg($newimage, $output_name, 85);
+ break;
+ case 'image/png':
+ case 'image/x-png':
+ $rtn_code = imagepng($newimage, $output_name);
+ break;
+ case 'image/gif':
+ $rtn_code = imagegif($newimage, $output_name);
+ break;
+ }
+
+ imagedestroy($newimage);
+ imagedestroy($oldimage);
+
+ return $rtn_code;
+ }
+
+
+ /**
+ * Create thumbnails using PHP imagick extension
+ *
+ * @param ElggFile holds the image that was uploaded
+ * @param string folder to store thumbnail in
+ * @param string name of the thumbnail
+ * @return bool true on success
+ */
+ function tp_create_imagick_thumbnails($file, $prefix, $filestorename)
+ {
+ $image_sizes = get_plugin_setting('image_sizes', 'tidypics');
+ if (!$image_sizes) {
+ register_error(elgg_echo('tidypics:nosettings'));
+ return false;
+ }
+ $image_sizes = unserialize($image_sizes);
+
+ $thumb = new ElggFile();
+ $thumb->owner_guid = $file->owner_guid;
+ $thumb->container_guid = $file->container_guid;
+
+ // tiny thumbnail
+ $thumb->setFilename($prefix."thumb".$filestorename);
+ $thumbname = $thumb->getFilenameOnFilestore();
+ $rtn_code = tp_imagick_resize( $file->getFilenameOnFilestore(),
+ $thumbname,
+ $image_sizes['thumb_image_width'],
+ $image_sizes['thumb_image_height'],
+ true);
+ if (!$rtn_code)
+ return false;
+ $file->thumbnail = $prefix."thumb".$filestorename;
+
+
+ // album thumbnail
+ $thumb->setFilename($prefix."smallthumb".$filestorename);
+ $thumbname = $thumb->getFilenameOnFilestore();
+ $rtn_code = tp_imagick_resize( $file->getFilenameOnFilestore(),
+ $thumbname,
+ $image_sizes['small_image_width'],
+ $image_sizes['small_image_height'],
+ true);
+ if (!$rtn_code)
+ return false;
+ $file->smallthumb = $prefix."smallthumb".$filestorename;
+
+
+ // main image
+ $thumb->setFilename($prefix."largethumb".$filestorename);
+ $thumbname = $thumb->getFilenameOnFilestore();
+ $rtn_code = tp_imagick_resize( $file->getFilenameOnFilestore(),
+ $thumbname,
+ $image_sizes['large_image_width'],
+ $image_sizes['large_image_height'],
+ false);
+ if (!$rtn_code)
+ return false;
+ $file->largethumb = $prefix."largethumb".$filestorename;
+
+ tp_imagick_watermark($thumbname);
+
+ unset($thumb);
+
+ return true;
+ }
+
+
+ /**
+ * Resize using PHP imagick extension
+ *
+ * Writes resized version of an already uploaded image
+ *
+ *
+ * @param string $input_name The name of the file input field on the submission form
+ * @param string $output_name The name of the file to be written
+ * @param int $maxwidth The maximum width of the resized image
+ * @param int $maxheight The maximum height of the resized image
+ * @param true|false $square If set to true, will take the smallest of maxwidth and maxheight and use it to set the dimensions on all size; the image will be cropped.
+ * @return bool true on success
+ */
+ function tp_imagick_resize($input_name, $output_name, $maxwidth, $maxheight, $square = false, $x1 = 0, $y1 = 0, $x2 = 0, $y2 = 0) {
+
+ // Get the size information from the image
+ $imgsizearray = getimagesize($input_name);
+ if (!$imgsizearray)
+ return false;
+
+
+ // Get width and height
+ $width = $imgsizearray[0];
+ $height = $imgsizearray[1];
+ $newwidth = $width;
+ $newheight = $height;
+
+ // initial guess at final dimensions for new image (doesn't check for squareness yet
+ if ($newwidth > $maxwidth) {
+ $newheight = floor($newheight * ($maxwidth / $newwidth));
+ $newwidth = $maxwidth;
+ }
+ if ($newheight > $maxheight) {
+ $newwidth = floor($newwidth * ($maxheight / $newheight));
+ $newheight = $maxheight;
+ }
+
+ // Handle squareness for both original and new image
+ if ($square) {
+ if ($width < $height) {
+ $height = $width;
+ } else {
+ $width = $height;
+ }
+
+ if ($maxheight == $maxwidth) {
+ // if input arguments = square, no need to use above calculations (which can have round-off errors)
+ $newwidth = $maxwidth;
+ $newheight = $maxheight;
+ } else {
+ if ($newwidth < $newheight) {
+ $newheight = $newwidth;
+ } else {
+ $newwidth = $newheight;
+ }
+ }
+ }
+
+
+ // Crop the original image - this needs to be checked over
+ if ($square) {
+ if ($x1 == 0 && $y1 == 0 && $x2 == 0 && $y2 ==0) {
+ $xoffset = floor(($imgsizearray[0] - $width) / 2);
+ $yoffset = floor(($imgsizearray[1] - $height) / 2);
+ } else { // assume we're being passed good croping coordinates
+ $xoffset = $x1;
+ $yoffset = $y1;
+ $width = ($x2 - $x1);
+ $height = $width;
+ }
+ } else {
+ if ($x1 == 0 && $y1 == 0 && $x2 == 0 && $y2 ==0) {
+ $xoffset = 0;
+ $yoffset = 0;
+ } else {
+ $xoffset = $x1;
+ $yoffset = $y1;
+ $width = ($x2 - $x1);
+ $height = ($y2 - $y1);
+ }
+ }
+
+
+ try {
+ $img = new Imagick($input_name);
+ } catch (ImagickException $e) {
+ return false;
+ }
+
+ $img->cropImage($width, $height, $xoffset, $yoffset);
+
+ // use the default IM filter (windowing filter), I think 1 means default blurring or number of lobes
+ $img->resizeImage($newwidth, $newheight, imagick::FILTER_LANCZOS, 1);
+ $img->setImagePage($newwidth, $newheight, 0, 0);
+
+ if ($img->writeImage($output_name) != true) {
+ $img->destroy();
+ return false;
+ }
+
+ $img->destroy();
+
+ return true;
+ }
+
+ /**
+ * Create thumbnails using ImageMagick executables
+ *
+ * @param ElggFile holds the image that was uploaded
+ * @param string folder to store thumbnail in
+ * @param string name of the thumbnail
+ * @return bool true on success
+ */
+ function tp_create_im_cmdline_thumbnails($file, $prefix, $filestorename)
+ {
+ $image_sizes = get_plugin_setting('image_sizes', 'tidypics');
+ if (!$image_sizes) {
+ register_error(elgg_echo('tidypics:nosettings'));
+ return false;
+ }
+ $image_sizes = unserialize($image_sizes);
+
+ $thumb = new ElggFile();
+ $thumb->owner_guid = $file->owner_guid;
+ $thumb->container_guid = $file->container_guid;
+
+ // tiny thumbnail
+ $thumb->setFilename($prefix."thumb".$filestorename);
+ $thumbname = $thumb->getFilenameOnFilestore();
+ $rtn_code = tp_im_cmdline_resize( $file->getFilenameOnFilestore(),
+ $thumbname,
+ $image_sizes['thumb_image_width'],
+ $image_sizes['thumb_image_height'],
+ true);
+ if (!$rtn_code)
+ return false;
+ $file->thumbnail = $prefix."thumb".$filestorename;
+
+
+ // album thumbnail
+ $thumb->setFilename($prefix."smallthumb".$filestorename);
+ $thumbname = $thumb->getFilenameOnFilestore();
+ $rtn_code = tp_im_cmdline_resize( $file->getFilenameOnFilestore(),
+ $thumbname,
+ $image_sizes['small_image_width'],
+ $image_sizes['small_image_height'],
+ true);
+ if (!$rtn_code)
+ return false;
+ $file->smallthumb = $prefix."smallthumb".$filestorename;
+
+
+ // main image
+ $thumb->setFilename($prefix."largethumb".$filestorename);
+ $thumbname = $thumb->getFilenameOnFilestore();
+ $rtn_code = tp_im_cmdline_resize( $file->getFilenameOnFilestore(),
+ $thumbname,
+ $image_sizes['large_image_width'],
+ $image_sizes['large_image_height'],
+ false);
+ if (!$rtn_code)
+ return false;
+ $file->largethumb = $prefix."largethumb".$filestorename;
+
+
+ tp_im_cmdline_watermark($thumbname);
+
+
+
+ unset($thumb);
+
+ return true;
+ }
+
+ /*
+ * Gets the jpeg contents of the resized version of an already uploaded image
+ * (Returns false if the uploaded file was not an image)
+ *
+ * @param string $input_name The name of the file input field on the submission form
+ * @param string $output_name The name of the file to be written
+ * @param int $maxwidth The maximum width of the resized image
+ * @param int $maxheight The maximum height of the resized image
+ * @param true|false $square If set to true, will take the smallest of maxwidth and maxheight and use it to set the dimensions on all size; the image will be cropped.
+ * @return bool
+ */
+ function tp_im_cmdline_resize($input_name, $output_name, $maxwidth, $maxheight, $square = false, $x1 = 0, $y1 = 0, $x2 = 0, $y2 = 0) {
+
+
+ // Get the size information from the image
+ if ($imgsizearray = getimagesize($input_name)) {
+
+ // Get width and height
+ $width = $imgsizearray[0];
+ $height = $imgsizearray[1];
+ $newwidth = $width;
+ $newheight = $height;
+
+ // Square the image dimensions if we're wanting a square image
+ if ($square) {
+ if ($width < $height) {
+ $height = $width;
+ } else {
+ $width = $height;
+ }
+
+ $newwidth = $width;
+ $newheight = $height;
+
+ }
+
+ if ($width > $maxwidth) {
+ $newheight = floor($height * ($maxwidth / $width));
+ $newwidth = $maxwidth;
+ }
+ if ($newheight > $maxheight) {
+ $newwidth = floor($newwidth * ($maxheight / $newheight));
+ $newheight = $maxheight;
+ }
+
+ $accepted_formats = array(
+ 'image/jpeg' => 'jpeg',
+ 'image/pjpeg' => 'jpeg',
+ 'image/png' => 'png',
+ 'image/x-png' => 'png',
+ 'image/gif' => 'gif'
+ );
+ // If it's a file we can manipulate ...
+ if (array_key_exists($imgsizearray['mime'],$accepted_formats)) {
+
+ // Crop the image if we need a square
+ if ($square) {
+ if ($x1 == 0 && $y1 == 0 && $x2 == 0 && $y2 ==0) {
+ $widthoffset = floor(($imgsizearray[0] - $width) / 2);
+ $heightoffset = floor(($imgsizearray[1] - $height) / 2);
+ } else {
+ $widthoffset = $x1;
+ $heightoffset = $y1;
+ $width = ($x2 - $x1);
+ $height = $width;
+ }
+ } else {
+ if ($x1 == 0 && $y1 == 0 && $x2 == 0 && $y2 ==0) {
+ $widthoffset = 0;
+ $heightoffset = 0;
+ } else {
+ $widthoffset = $x1;
+ $heightoffset = $y1;
+ $width = ($x2 - $x1);
+ $height = ($y2 - $y1);
+ }
+ }
+
+ // Resize and return the image contents!
+ if ($square) {
+ $newheight = $maxheight;
+ $newwidth = $maxwidth;
+ }
+ $im_path = get_plugin_setting('im_path', 'tidypics');
+ if(!$im_path) {
+ $im_path = "/usr/bin/";
+ }
+ if(substr($im_path, strlen($im_path)-1, 1) != "/") $im_path .= "/";
+ $command = $im_path . "convert \"$input_name\" -resize ".$newwidth."x".$newheight."^ -gravity center -extent ".$newwidth."x".$newheight." \"$output_name\"";
+ exec($command);
+ return true;
+
+ }
+ }
+
+ return false;
+ }
+
?> \ No newline at end of file
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-18 19:28:58 +0000