function rotatePngImage($angle, $imagePath)
{
$image = imagecreatefrompng($imagePath);
$image = rotateImage($image, $angle);
// Turn off alpha blending and set alpha flag
imagealphablending($image, false);
imagesavealpha($image, true);
imagepng($image);
}
function view_data($file, $fthumb = null)
{
if (!$fthumb) {
$fthumb = 400;
}
// Check if this is a continual or sensor network station
if (preg_match("/conti/i", "substr({$file},0,4)")) {
$url = UPLOADPATH . "/trigger/continual/";
} else {
$url = UPLOADPATH . "/trigger/";
}
// Set file name
$file_orig = $url . $file;
//echo $file_orig;
if (!file_exists($file_orig)) {
echo "Waveform Not Found. Try again later.";
return;
}
// Set base directory:
$dir_base = BASEPATH . "/qcnwp/earthquakes/view";
$dir_sub = basename($file, ".zip");
$dir = $dir_base . '/' . $dir_sub;
// If already viewed (and image already generated), then dont remake the image:
$jpgfile = "{$dir}/waveform.jpg";
if (!file_exists($jpgfile)) {
// CMC note - test the file, not just the dir
// rotateImage($jpgfile,$fthumb);
//} else {
// If not already made, make image:
if (!file_exists($dir)) {
mkdir($dir);
}
$file_new = $dir . '/' . $file;
copy($file_orig, $file_new);
if (!file_exists($file_new)) {
echo "File does not exist: {$file}...\n";
} else {
system(SHELL_CMD . " " . BASEPATH . "/qcnwp/earthquakes/view/plot_data.sh {$dir} > {$dir}/temp.txt");
rotateImage($jpgfile, $fthumb);
}
$jpgfile = "{$dir}/waveform.jpg";
}
echo "<html><head></head><body>\n";
echo "<img src=\"http://qcn.stanford.edu/earthquakes/view/" . $dir_sub . "/waveform.jpg\" width=\"" . $fthumb . "\">\n";
echo "</body></head>\n";
// Remove all old data so it doesn't build up over time
clear_old_views($dir_base);
}
switch ($_REQUEST['action']) {
case 'upload':
print_r(json_encode(uploadHtmlEditorImage($allowedFormats, $maxSize, $imagesPath, $imagesUrl, $createThumbnails, $imagesTumbsUrl, $imagesThumbsPath)));
break;
case 'crop':
$imageSrc = isset($_REQUEST["image"]) ? $_REQUEST["image"] : '';
$width = isset($_REQUEST["width"]) ? intval($_REQUEST["width"]) : 0;
$height = isset($_REQUEST["height"]) ? intval($_REQUEST["height"]) : 0;
$offsetLeft = isset($_REQUEST["offsetLeft"]) ? intval($_REQUEST["offsetLeft"]) : 0;
$offsetTop = isset($_REQUEST["offsetTop"]) ? intval($_REQUEST["offsetTop"]) : 0;
$zoom = isset($_REQUEST["zoom"]) ? intval($_REQUEST["zoom"]) : 1;
print_r(json_encode(cropImage($imagesPath, $imagesThumbsPath, $imagesUrl, $imagesTumbsUrl, $imageSrc, $width, $height, $offsetLeft, $offsetTop, $zoom, $allowedFormats)));
break;
case 'rotate':
$imageSrc = isset($_REQUEST["image"]) ? $_REQUEST["image"] : '';
print_r(json_encode(rotateImage($imagesPath, $imagesThumbsPath, $imagesUrl, $imageSrc)));
break;
case 'resize':
$width = isset($_REQUEST["width"]) ? intval($_REQUEST["width"]) : 0;
$height = isset($_REQUEST["height"]) ? intval($_REQUEST["height"]) : 0;
$imageSrc = isset($_REQUEST["image"]) ? $_REQUEST["image"] : '';
print_r(json_encode(resizeImage($imagesPath, $imagesThumbsPath, $imagesUrl, $imageSrc, $width, $height)));
break;
case 'imagesList':
$limit = isset($_REQUEST["limit"]) ? intval($_REQUEST["limit"]) : 10;
$start = isset($_REQUEST["start"]) ? intval($_REQUEST["start"]) : 0;
$query = isset($_REQUEST["query"]) ? $_REQUEST["query"] : 0;
print_r(json_encode(getImages($imagesPath, $imagesUrl, $imagesTumbsUrl, $imagesThumbsPath, $allowedFormats, $start, $limit, $query)));
break;
case 'delete':
$image = isset($_REQUEST["image"]) ? stripslashes($_REQUEST["image"]) : "";
function image_update($id, $date, $title, $description, $rotate)
{
$cn = connect_db();
if ($title == "") {
$title = "No Title";
}
if ($description == "") {
$description = "No Description";
}
$sql = "SELECT * FROM `photo` WHERE id='" . $id . "'";
$link = mysql_query($sql, $cn) or die("Error : " . mysql_error());
$data = mysql_fetch_assoc($link);
$path1 = get_full_domain_path() . str_replace(get_domain_path(), "", $data['original_url']);
$path2 = get_full_domain_path() . str_replace(get_domain_path(), "", $data['medium_url']);
$path3 = get_full_domain_path() . str_replace(get_domain_path(), "", $data['thumb_url']);
if ($rotate == "CW") {
rotateImage($path1, "CW");
rotateImage($path2, "CW");
rotateImage($path3, "CW");
}
if ($rotate == "CCW") {
rotateImage($path1, "CCW");
rotateImage($path2, "CCW");
rotateImage($path3, "CCW");
}
$d1 = date("Y-m-d", strtotime($date));
$d1 .= date(" H:i:s", time());
$sql = "update `photo` set upload_time='" . $d1 . "', title='" . formattext(htmlspecialchars(magicquotes($title))) . "', description='" . formattext(magicquotes(htmlspecialchars($description))) . "' where id='" . $id . "'";
$link = mysql_query($sql, $cn) or die("Error : " . mysql_error());
disconnect_db($cn);
}
*** ROTATE IMAGES ***
*********************/
error_reporting(E_ALL);
ini_set('display_errors', '1');
date_default_timezone_set('UTC');
require_once '../../vendor/autoload.php';
use Elboletaire\Watimage\Watimage;
function rotateImage($image, $deg, $output_image)
{
$wm = new Watimage();
$wm->setImage(array('file' => "files/{$image}", 'quality' => 90));
// file to use and export quality
$wm->rotate($deg);
if (!$wm->generate("results/{$output_image}")) {
// handle errors...
print_r($wm->errors);
}
}
rotateImage('image.jpg', 45, 'rotate_jpg_45.jpg');
rotateImage('image.jpg', 90, 'rotate_jpg_90.jpg');
rotateImage('image.jpg', 180, 'rotate_jpg_180.jpg');
rotateImage('image.jpg', 270, 'rotate_jpg_270.jpg');
############################
### Check transparencies ###
############################
// Rotate png 45 deg
rotateImage('image.png', 45, 'rotate_png_45.png');
// Rotate gif 45 deg [currently failing]
rotateImage('image.gif', 45, 'rotate_gif_45.gif');
rotateImage('image.gif', 90, 'rotate_gif_90.gif');
echo "All images have been rotated.\n";
// 保存
if ($imagName_type == 1) {
$result = imagegif($rotate, $aimFileName);
} elseif ($imagName_type == 2) {
$result = imagejpeg($rotate, $aimFileName);
} elseif ($imagName_type == 3) {
$result = imagepng($rotate, $aimFileName);
}
//释放资源
imagedestroy($source);
return array('status' => $result, 'msg' => $aimFileName);
}
$filename = './images/gallery4942565920ef31230_g.jpg';
$aimFileName = './images/gallery4942565920ef31230_g----1.jpg';
// $imagesInfo = getimagesize($filename);
$res = rotateImage($filename, 90, $aimFileName);
echo "<pre>";
print_r($res);
/**
* 翻转图片（沿Y轴水平翻转或沿X轴垂直翻转）
*
* @param $imagName string 原图地址
* @param $type string 沿Y轴水平翻转或沿X轴垂直翻转
* @param $aimFileName string 目标图地址（存在则新建一张目标图,否则旋转原图）
*
* return bool
*/
function trunImage($imagName, $type = 'x', $aimFileName = '')
{
// 图片信息
list($imagName_w, $imagName_h, $imagName_type) = getimagesize($imagName);
$exif = exif_read_data($file);
list($w, $h, $t) = getimagesize($file);
$ratio = $w / $h;
if ($ratio > 1) {
$nw = 400;
$nh = 400 / $ratio;
} else {
$nw = 400 * $ratio;
$nh = 400;
}
$dst = imagecreatetruecolor($nw, $nh);
imagecopyresampled($dst, $src, 0, 0, 0, 0, $nw, $nh, $w, $h);
imagedestroy($src);
$rot = array(3 => 180, 6 => 90, 8 => 270);
if ($rot[$exif['Orientation']]) {
$dst = rotateImage($dst, $rot[$exif['Orientation']]);
}
imagejpeg($dst, $c, 85);
imagedestroy($dst);
chmod($c, 0644);
}
echo "<a class=\"tf\" href=\"{$file}\" style=\"background-image: url('{$c}')\"><span>{$file}</span></a>\n";
}
}
// included because GD's imagerotate is broken in php 5.2
function rotateImage($img, $rotation)
{
$width = imagesx($img);
$height = imagesy($img);
switch ($rotation) {
case 90:
