PHP imagick::setImageCompressionQuality方法代码示例

 public function processPdf($fileNames)
 {
     $mpdf = Yii::app()->ePdf->mpdf();
     $mpdf->SetImportUse();
     $pagecount = $mpdf->SetSourceFile('../' . $fileNames['pdf']);
     if ($pagecount > 3) {
         for ($i = 1; $i <= 3; $i++) {
             if ($i != 1) {
                 $mpdf->AddPage();
             }
             $import_page = $mpdf->ImportPage($i);
             // add last 3 page
             $mpdf->UseTemplate($import_page);
         }
     } else {
         $tplId = $mpdf->ImportPage($pagecount);
         $mpdf->UseTemplate($tplId);
     }
     $mpdf->Output('../' . Extensions::FILE_PDF_PREVIEW_PATH . $fileNames['pdfPreview'], 'F');
     $im = new imagick();
     $im->readimage('/home/notesgen/public_html/' . Extensions::FILE_PDF_PREVIEW_PATH . $fileNames['pdfPreview']);
     $im->setImageCompressionQuality(0);
     $im->setImageFormat('jpeg');
     $im->writeImage('../' . Extensions::FILE_IMAGE_PATH . $fileNames['image']);
     $im->setImageCompressionQuality(80);
     $im->writeImage('../' . Extensions::FILE_IMAGE_PATH_APP . $fileNames['image']);
     $im->clear();
     $im->destroy();
 }

 public function generatePdfImages($fileName, $filePages)
 {
     $pages = 0;
     $json = array();
     if (file_exists(DIR_DOWNLOAD . $this->config->get('msconf_temp_download_path') . $fileName)) {
         if (preg_match('/[^-0-9,]/', $filePages)) {
             $json['errors'][] = $this->language->get('ms_error_product_invalid_pdf_range');
         } else {
             $offsets = explode(',', $filePages);
             foreach ($offsets as $offset) {
                 if (!preg_match('/^[0-9]+(-[0-9]+)?$/', $offset)) {
                     $json['errors'][] = $this->language->get('ms_error_product_invalid_pdf_range');
                     break;
                 }
             }
         }
         if (!empty($json['errors'])) {
             return $json;
         }
         $pathinfo = pathinfo(DIR_DOWNLOAD . $this->config->get('msconf_temp_download_path') . $fileName);
         $list = glob(DIR_IMAGE . $this->config->get('msconf_temp_image_path') . $pathinfo['filename'] . '*\\.png');
         //var_dump($list);
         foreach ($list as $pagePreview) {
             //var_dump('unlinking ' . $pagePreview);
             @unlink($pagePreview);
         }
         $name = DIR_DOWNLOAD . $this->config->get('msconf_temp_download_path') . $fileName . "[" . $filePages . "]";
         $im = new imagick($name);
         $pages = $im->getNumberImages();
         $im->setImageFormat("png");
         $im->setImageCompressionQuality(100);
         $pathinfo = pathinfo(DIR_DOWNLOAD . $this->config->get('msconf_temp_download_path') . $fileName);
         $json['token'] = substr($pathinfo['basename'], 0, strrpos($pathinfo['basename'], '.'));
         if ($im->writeImages(DIR_IMAGE . $this->config->get('msconf_temp_image_path') . $pathinfo['filename'] . '.png', false)) {
             $list = glob(DIR_IMAGE . $this->config->get('msconf_temp_image_path') . $pathinfo['filename'] . '*\\.png');
             foreach ($list as $pagePreview) {
                 $pathinfo = pathinfo($pagePreview);
                 $this->session->data['multiseller']['files'][] = $pathinfo['basename'];
                 $thumb = $this->resizeImage($this->config->get('msconf_temp_image_path') . $pathinfo['basename'], $this->config->get('msconf_image_preview_width'), $this->config->get('msconf_image_preview_height'));
                 $json['images'][] = array('name' => $pathinfo['basename'], 'thumb' => $thumb);
             }
             //var_dump($this->session->data['multiseller']['files']);
             return $json;
         }
     }
 }

 private function resize_imagick($src, $width, $height, $quality, $preserveExif)
 {
     try {
         $img = new imagick($src);
         if (strtoupper($img->getImageFormat()) === 'JPEG') {
             $img->setImageCompression(imagick::COMPRESSION_JPEG);
             $img->setImageCompressionQuality($quality);
             if (!$preserveExif) {
                 try {
                     $orientation = $img->getImageOrientation();
                 } catch (ImagickException $e) {
                     $orientation = 0;
                 }
                 $img->stripImage();
                 if ($orientation) {
                     $img->setImageOrientation($orientation);
                 }
             }
         }
         $img->resizeImage($width, $height, Imagick::FILTER_LANCZOS, true);
         $result = $img->writeImage($src);
         $img->clear();
         $img->destroy();
         return $result ? true : false;
     } catch (Exception $e) {
         return false;
     }
 }

<?php

phpinfo();
exit;
$pdf = './manual.pdf';
$fp_pdf = fopen($pdf, 'rb');
$img = new imagick();
// [0] can be used to set page number
$img->setResolution(300, 300);
$img->readImageFile($fp_pdf);
$img->setImageFormat("jpg");
$img->setImageCompression(imagick::COMPRESSION_JPEG);
$img->setImageCompressionQuality(90);
$img->setImageUnits(imagick::RESOLUTION_PIXELSPERINCH);
$data = $img->getImageBlob();

 function _resizeImagick(&$model, $field, $path, $size, $geometry, $thumbnailPath)
 {
     $srcFile = $path . $model->data[$model->alias][$field];
     $pathInfo = $this->_pathinfo($srcFile);
     $thumbnailType = $this->settings[$model->alias][$field]['thumbnailType'];
     $isMedia = $this->_isMedia($model, $this->runtime[$model->alias][$field]['type']);
     $image = new imagick();
     if ($isMedia) {
         $image->setResolution(300, 300);
         $srcFile = $srcFile . '[0]';
     }
     $image->readImage($srcFile);
     $height = $image->getImageHeight();
     $width = $image->getImageWidth();
     if (preg_match('/^\\[[\\d]+x[\\d]+\\]$/', $geometry)) {
         // resize with banding
         list($destW, $destH) = explode('x', substr($geometry, 1, strlen($geometry) - 2));
         $image->thumbnailImage($destW, $destH);
     } elseif (preg_match('/^[\\d]+x[\\d]+$/', $geometry)) {
         // cropped resize (best fit)
         list($destW, $destH) = explode('x', $geometry);
         $image->cropThumbnailImage($destW, $destH);
     } elseif (preg_match('/^[\\d]+w$/', $geometry)) {
         // calculate heigh according to aspect ratio
         $image->thumbnailImage((int) $geometry - 1, 0);
     } elseif (preg_match('/^[\\d]+h$/', $geometry)) {
         // calculate width according to aspect ratio
         $image->thumbnailImage(0, (int) $geometry - 1);
     } elseif (preg_match('/^[\\d]+l$/', $geometry)) {
         // calculate shortest side according to aspect ratio
         $destW = 0;
         $destH = 0;
         $destW = $width > $height ? (int) $geometry - 1 : 0;
         $destH = $width > $height ? 0 : (int) $geometry - 1;
         $imagickVersion = phpversion('imagick');
         $image->thumbnailImage($destW, $destH, !($imagickVersion[0] == 3));
     }
     if ($isMedia) {
         $thumbnailType = $this->settings[$model->alias][$field]['mediaThumbnailType'];
     }
     if (!$thumbnailType || !is_string($thumbnailType)) {
         try {
             $thumbnailType = $image->getImageFormat();
         } catch (Exception $e) {
             $thumbnailType = 'png';
         }
     }
     $fileName = str_replace(array('{size}', '{filename}'), array($size, $pathInfo['filename']), $this->settings[$model->alias][$field]['thumbnailName']);
     $destFile = "{$thumbnailPath}{$fileName}.{$thumbnailType}";
     $image->setImageCompressionQuality($this->settings[$model->alias][$field]['thumbnailQuality']);
     $image->setImageFormat($thumbnailType);
     if (!$image->writeImage($destFile)) {
         return false;
     }
     $image->clear();
     $image->destroy();
     return true;
 }

 public function _resizeImagick(Model $model, $field, $path, $size, $geometry, $thumbnailPath)
 {
     $srcFile = $path . $model->data[$model->alias][$field];
     $pathInfo = $this->_pathinfo($srcFile);
     $thumbnailType = $imageFormat = $this->settings[$model->alias][$field]['thumbnailType'];
     $isMedia = $this->_isMedia($model, $this->runtime[$model->alias][$field]['type']);
     $image = new imagick();
     if ($isMedia) {
         $image->setResolution(300, 300);
         $srcFile = $srcFile . '[0]';
     }
     $image->readImage($srcFile);
     $height = $image->getImageHeight();
     $width = $image->getImageWidth();
     if (preg_match('/^\\[[\\d]+x[\\d]+\\]$/', $geometry)) {
         // resize with banding
         list($destW, $destH) = explode('x', substr($geometry, 1, strlen($geometry) - 2));
         $image->thumbnailImage($destW, $destH, true);
         $imageGeometry = $image->getImageGeometry();
         $x = ($imageGeometry['width'] - $destW) / 2;
         $y = ($imageGeometry['height'] - $destH) / 2;
         $image->setGravity(Imagick::GRAVITY_CENTER);
         $image->extentImage($destW, $destH, $x, $y);
     } elseif (preg_match('/^[\\d]+x[\\d]+$/', $geometry)) {
         // cropped resize (best fit)
         list($destW, $destH) = explode('x', $geometry);
         $image->cropThumbnailImage($destW, $destH);
     } elseif (preg_match('/^[\\d]+w$/', $geometry)) {
         // calculate heigh according to aspect ratio
         $image->thumbnailImage((int) $geometry - 1, 0);
     } elseif (preg_match('/^[\\d]+h$/', $geometry)) {
         // calculate width according to aspect ratio
         $image->thumbnailImage(0, (int) $geometry - 1);
     } elseif (preg_match('/^[\\d]+l$/', $geometry)) {
         // calculate shortest side according to aspect ratio
         $destW = 0;
         $destH = 0;
         $destW = $width > $height ? (int) $geometry - 1 : 0;
         $destH = $width > $height ? 0 : (int) $geometry - 1;
         $imagickVersion = phpversion('imagick');
         $image->thumbnailImage($destW, $destH, !($imagickVersion[0] == 3));
     }
     if ($isMedia) {
         $thumbnailType = $imageFormat = $this->settings[$model->alias][$field]['mediaThumbnailType'];
     }
     if (!$thumbnailType || !is_string($thumbnailType)) {
         try {
             $thumbnailType = $imageFormat = $image->getImageFormat();
             // Fix file casing
             while (true) {
                 $ext = false;
                 $pieces = explode('.', $srcFile);
                 if (count($pieces) > 1) {
                     $ext = end($pieces);
                 }
                 if (!$ext || !strlen($ext)) {
                     break;
                 }
                 $low = array('ext' => strtolower($ext), 'thumbnailType' => strtolower($thumbnailType));
                 if ($low['ext'] == 'jpg' && $low['thumbnailType'] == 'jpeg') {
                     $thumbnailType = $ext;
                     break;
                 }
                 if ($low['ext'] == $low['thumbnailType']) {
                     $thumbnailType = $ext;
                 }
                 break;
             }
         } catch (Exception $e) {
             $this->log($e->getMessage(), 'upload');
             $thumbnailType = $imageFormat = 'png';
         }
     }
     $fileName = str_replace(array('{size}', '{filename}', '{primaryKey}'), array($size, $pathInfo['filename'], $model->id), $this->settings[$model->alias][$field]['thumbnailName']);
     $destFile = "{$thumbnailPath}{$fileName}.{$thumbnailType}";
     $image->setImageCompressionQuality($this->settings[$model->alias][$field]['thumbnailQuality']);
     $image->setImageFormat($imageFormat);
     if (!$image->writeImage($destFile)) {
         return false;
     }
     $image->clear();
     $image->destroy();
     return true;
 }

 private function resizeCropImg($pFolder, $pImg, $pW, $pH)
 {
     $im = new imagick();
     $im->readImage($pFolder . $pImg);
     $image = new stdClass();
     $image->dimensions = $im->getImageGeometry();
     $image->w = $image->dimensions['width'];
     $image->h = $image->dimensions['height'];
     $image->ratio = $image->w / $image->h;
     if ($image->w / $pW < $image->h / $pH) {
         $h = ceil($pH * $image->w / $pW);
         $y = ($image->h - $pH * $image->w / $pW) / 2;
         $im->cropImage($image->w, $h, 0, $y);
     } else {
         $w = ceil($pW * $image->h / $pH);
         $x = ($image->w - $pW * $image->h / $pH) / 2;
         $im->cropImage($w, $image->h, $x, 0);
     }
     $im->ThumbnailImage($pW, $pH, true);
     if ($img->type === "PNG") {
         $im->setImageCompressionQuality(55);
         $im->setImageFormat('png');
     } elseif ($img->type === "JPG" || $img->type === "JPEG") {
         $im->setCompressionQuality(100);
         $im->setImageFormat("jpg");
     }
     $im->writeImage($this->ad->url->folder . '/assets/' . $pImg);
     $im->destroy();
 }

 /**
  * Generate pdf, preview pdf from images uploaded by user.
  *
  * @param array $images
  *
  * @return array
  *
  * @author Kuldeep Dangi <kuldeep.dangi@yiifrmae.com>
  */
 public function getPdfFromImages($images)
 {
     $fileUploadAbsolutePath = Yii::app()->params['FILE_SERVER_IMAGE_PATH'] . self::FILE_UPLOAD_PATH;
     $pdfUploadAbsolutePath = Yii::app()->params['FILE_SERVER_IMAGE_PATH'] . self::FILE_CONVERT_PATH;
     $upload_file = array();
     $html = $previewHtml = '';
     $randomNumber = MD5($this->getRandomNumber());
     $savedFileNames = array('image' => $randomNumber . '.jpg', 'imagepdf' => $randomNumber . '.pdf.pdf', 'pdf' => $randomNumber . '.pdf');
     $imagesCount = count($images);
     $imageCounterCount = 1;
     foreach ($images as $image) {
         if ($imagesCount > 3 && $imageCounterCount < 4) {
             $previewHtml .= '<img src="../' . self::FILE_UPLOAD_PATH . $image . '"/>';
         } elseif ($imagesCount < 4 && $imageCounterCount == $imagesCount) {
             $previewHtml .= '<img src="../' . self::FILE_UPLOAD_PATH . $image . '"/>';
         }
         $html .= '<img src="../' . self::FILE_UPLOAD_PATH . $image . '"/>';
         $imageCounterCount++;
     }
     $mpdf = Yii::app()->ePdf->mpdf();
     $mpdf->debug = true;
     $mpdf->WriteHTML($html);
     $mpdf->Output('../' . self::FILE_CONVERT_PATH . $savedFileNames['pdf'], 'F');
     $mpdf1 = Yii::app()->ePdf->mpdf();
     $mpdf1->debug = true;
     $mpdf1->WriteHTML($previewHtml);
     $mpdf1->Output('../' . self::FILE_PDF_PREVIEW_PATH . $savedFileNames['imagepdf'], 'F');
     $im = new imagick();
     $im->readimage('/home/notesgen/public_html/' . self::FILE_PDF_PREVIEW_PATH . $savedFileNames['imagepdf']);
     $im->setImageCompressionQuality(0);
     $im->setImageFormat('jpeg');
     $im->writeImage('../' . self::FILE_IMAGE_PATH . $savedFileNames['image']);
     $im->setImageCompressionQuality(80);
     $im->writeImage('../' . self::FILE_IMAGE_PATH_APP . $savedFileNames['image']);
     $im->clear();
     $im->destroy();
     return $savedFileNames;
 }

 public function uploadfile()
 {
     $folder = isset($_GET['folder']) ? $_GET['folder'] : 'others';
     $targetFolder = "/upload_file/{$folder}";
     $prefix = time();
     $setting = $this->general_model->get_email_from_setting();
     $type = explode(",", $setting[0]['download_type']);
     foreach ($type as $key => $value) {
         $type[$key] = strtolower($value);
     }
     $userid = $_SESSION['user']['user_id'];
     if (!empty($_FILES)) {
         $_FILES["Filedata"]["name"] = str_replace(' ', '', $_FILES["Filedata"]["name"]);
         $_FILES["Filedata"]["tmp_name"] = str_replace(' ', '', $_FILES["Filedata"]["tmp_name"]);
         $uploaddatafile1 = md5($_FILES["Filedata"]["name"]);
         $tempFile = $_FILES["Filedata"]["tmp_name"];
         $targetPath = $_SERVER["DOCUMENT_ROOT"] . $targetFolder;
         $targetFile = rtrim($targetPath, "/") . "/" . $_FILES["Filedata"]["name"];
         $fileTypes = $type;
         //array("zip","rar");
         $fileParts = pathinfo($_FILES["Filedata"]["name"]);
         if (in_array(strtolower($fileParts["extension"]), $fileTypes)) {
             move_uploaded_file($tempFile, $targetFile);
             if (isset($_GET['w'])) {
                 $w = $_GET['w'];
             } else {
                 $w = 100;
             }
             if (isset($_GET['h'])) {
                 $h = $_GET['h'];
             } else {
                 $h = 100;
             }
             $path_upload = "upload_file/{$folder}/" . $_FILES["Filedata"]["name"];
             $root = dirname(dirname(dirname(__FILE__)));
             $file = '/' . $path_upload;
             //a reference to the file in reference to the current working directory.
             // Process for image
             $image_info = @getimagesize(base_url() . $path_upload);
             if (!empty($image_info)) {
                 $image = true;
             } else {
                 $image = false;
             }
             if ($image) {
                 if (!isset($_SESSION['fileuploadname'])) {
                     $_SESSION['fileuploadname'] = $_FILES["Filedata"]["name"];
                     $_SESSION['fileuploadhtml'] = '';
                 } else {
                     if (empty($_SESSION['fileuploadname'])) {
                         $_SESSION['fileuploadname'] = $_FILES["Filedata"]["name"];
                         $_SESSION['fileuploadhtml'] = '';
                     }
                 }
                 $_SESSION['fileuploadhtml'] .= '<img src="' . base_url() . $path_upload . '" style="width:850px;"/>';
                 echo "2";
                 exit;
             }
             include $root . "/mpdf/mpdf.php";
             require_once $root . "/scribd.php";
             $scribd_api_key = "766ydp7ellofhr7x027wl";
             $scribd_secret = "sec-7zrz2fxxa2chak965tbp67npqw";
             $scribd = new Scribd($scribd_api_key, $scribd_secret);
             $doc_type = null;
             $access = "private";
             $rev_id = null;
             $data = $scribd->upload($file, $doc_type, $access, $rev_id);
             if (!empty($data)) {
                 $result = 0;
                 while ($result == 0) {
                     echo $result = $scribd->getDownloadLinks($data['doc_id']);
                 }
                 file_put_contents('/upload_file/files/c' . $uploaddatafile1 . ".pdf", fopen($result["download_link"], 'r'));
                 //file_put_contents( fopen($result["download_link"], 'r'));
                 $mpdf = new mPDF();
                 $mpdf->SetImportUse();
                 $pagecount = $mpdf->SetSourceFile('/upload_file/files/r' . $uploaddatafile1 . ".pdf");
                 $tplId = $mpdf->ImportPage(1);
                 $mpdf->UseTemplate($tplId);
                 $mpdf->SetDisplayMode('fullpage');
                 $mpdf->SetWatermarkText(' ');
                 $mpdf->watermark_font = 'DejaVuSansCondensed';
                 $mpdf->showWatermarkText = true;
                 $md5 = $uploaddatafile1;
                 $mpdf->Output('/upload_file/files/' . $md5 . '.pdf', '');
                 $mpdf->Thumbnail('/upload_file/files/' . $md5 . '.pdf', 1);
                 $mpdf->Output('/upload_file/files/' . $md5 . '.pdf', '');
                 unlink('/upload_file/files/c' . $uploaddatafile1 . ".pdf");
                 $im = new imagick();
                 $im->readimage('/upload_file/files/' . $md5 . '.pdf');
                 //$im->readimage('/upload_file/files/'.$md5.'.pdf');
                 $im->setImageCompressionQuality(0);
                 $im->setImageFormat('jpeg');
                 $im->writeImage('/upload_file/images/r' . $md5 . '.jpg');
                 $this->db->set('id', $userid);
                 $this->db->set('fullpdf', '/upload_file/files/r' . $uploaddatafile1 . '.pdf');
                 $this->db->set('pdf', '/upload_file/files/' . $md5 . '.pdf');
                 $this->db->set('image', '/upload_file/images/r' . $md5 . '.jpg');
                 $this->db->insert('scribe');
                 $im->clear();
//.........这里部分代码省略.........

 public static function resize($orig_file_path, $settings, $target_file_path)
 {
     $quality = 95;
     $crop = $settings['crop_method'];
     $current_width = $settings['width'];
     $current_height = $settings['height'];
     $target_width = min($current_width, $settings['width_requested']);
     $target_height = min($current_height, $settings['height_requested']);
     if ($crop) {
         $x_ratio = $target_width / $current_width;
         $y_ratio = $target_height / $current_height;
         $ratio = min($x_ratio, $y_ratio);
         $use_x_ratio = $x_ratio == $ratio;
         $new_width = $use_x_ratio ? $target_width : floor($current_width * $ratio);
         $new_height = !$use_x_ratio ? $target_height : floor($current_height * $ratio);
     } else {
         $new_width = $target_width;
         $new_height = $target_height;
     }
     $im = new imagick($orig_file_path);
     $im->cropThumbnailImage($new_width, $new_height);
     $im->setImageCompression(imagick::COMPRESSION_JPEG);
     $im->setImageCompressionQuality($quality);
     $im->stripImage();
     $result = $im->writeImage($target_file_path);
     $im->destroy();
     return array($new_width, $new_height, $target_width, $target_height);
 }