PHP SimpleImage类代码示例

 function imageDualResize($filename, $cleanFilename, $wtarget, $htarget)
 {
     if (!file_exists($cleanFilename)) {
         $dims = getimagesize($filename);
         $width = $dims[0];
         $height = $dims[1];
         while ($width > $wtarget || $height > $htarget) {
             if ($width > $wtarget) {
                 $percentage = $wtarget / $width;
             }
             if ($height > $htarget) {
                 $percentage = $htarget / $height;
             }
             /*if($width > $height)
             		{
             			$percentage = ($target / $width);
             		}
             		else
             		{
             			$percentage = ($target / $height);
             		}*/
             //gets the new value and applies the percentage, then rounds the value
             $width = round($width * $percentage);
             $height = round($height * $percentage);
         }
         $image = new SimpleImage();
         $image->load($filename);
         $image->resize($width, $height);
         $image->save($cleanFilename);
         $image = null;
     }
     //returns the new sizes in html image tag format...this is so you can plug this function inside an image tag and just get the
     return "src=\"{$baseurl}/{$cleanFilename}\"";
 }

function upload_imagem_unica($pasta_upload, $novo_tamanho_imagem, $novo_tamanho_imagem_miniatura, $host_retorno, $upload_miniatura)
{
    // data atual
    $data_atual = data_atual();
    // array com fotos
    $fotos = $_FILES['foto'];
    // extensoes de imagens disponiveis
    $extensoes_disponiveis[] = ".jpeg";
    $extensoes_disponiveis[] = ".jpg";
    $extensoes_disponiveis[] = ".png";
    $extensoes_disponiveis[] = ".gif";
    $extensoes_disponiveis[] = ".bmp";
    // nome imagem
    $nome_imagem = $fotos['tmp_name'];
    $nome_imagem_real = $fotos['name'];
    // dimensoes da imagem
    $image_info = getimagesize($_FILES["foto"]["tmp_name"]);
    $largura_imagem = $image_info[0];
    $altura_imagem = $image_info[1];
    // extencao
    $extensao_imagem = "." . strtolower(pathinfo($nome_imagem_real, PATHINFO_EXTENSION));
    // nome final de imagem
    $nome_imagem_final = md5($nome_imagem_real . $data_atual) . $extensao_imagem;
    $nome_imagem_final_miniatura = md5($nome_imagem_real . $data_atual . $data_atual) . $extensao_imagem;
    // endereco final de imagem
    $endereco_final_salvar_imagem = $pasta_upload . $nome_imagem_final;
    $endereco_final_salvar_imagem_miniatura = $pasta_upload . $nome_imagem_final_miniatura;
    // informa se a extensao de imagem e permitida
    $extensao_permitida = retorne_elemento_array_existe($extensoes_disponiveis, $extensao_imagem);
    // se nome for valido entao faz upload
    if ($nome_imagem != null and $nome_imagem_real != null and $extensao_permitida == true) {
        // upload de imagem normal
        $image = new SimpleImage();
        $image->load($nome_imagem);
        // aplica escala
        if ($largura_imagem > $novo_tamanho_imagem) {
            $image->resizeToWidth($novo_tamanho_imagem);
        }
        // salva a imagem grande
        $image->save($endereco_final_salvar_imagem);
        // upload de miniatura
        if ($upload_miniatura == true) {
            $image = new SimpleImage();
            $image->load($nome_imagem);
            // modo de redimencionar
            if ($largura_imagem > $novo_tamanho_imagem_miniatura) {
                $image->resizeToWidth($novo_tamanho_imagem_miniatura);
            }
            // salva a imagem em miniatura
            $image->save($endereco_final_salvar_imagem_miniatura);
        }
        // array de retorno
        $retorno['normal'] = $host_retorno . $nome_imagem_final;
        $retorno['miniatura'] = $host_retorno . $nome_imagem_final_miniatura;
        $retorno['normal_root'] = $endereco_final_salvar_imagem;
        $retorno['miniatura_root'] = $endereco_final_salvar_imagem_miniatura;
        // retorno
        return $retorno;
    }
}

 /**
  * 上传图片
  */
 public function actionUpload()
 {
     $fn = $_GET['CKEditorFuncNum'];
     $url = WaveCommon::getCompleteUrl();
     $imgTypeArr = WaveCommon::getImageTypes();
     if (!in_array($_FILES['upload']['type'], $imgTypeArr)) {
         echo '<script type="text/javascript">
             window.parent.CKEDITOR.tools.callFunction("' . $fn . '","","图片格式错误！");
             </script>';
     } else {
         $projectPath = Wave::app()->projectPath;
         $uploadPath = $projectPath . 'data/uploadfile/substance';
         if (!is_dir($uploadPath)) {
             mkdir($uploadPath, 0777);
         }
         $ym = WaveCommon::getYearMonth();
         $uploadPath .= '/' . $ym;
         if (!is_dir($uploadPath)) {
             mkdir($uploadPath, 0777);
         }
         $imgType = strtolower(substr(strrchr($_FILES['upload']['name'], '.'), 1));
         $imageName = time() . '_' . rand() . '.' . $imgType;
         $file_abso = $url . '/data/uploadfile/substance/' . $ym . '/' . $imageName;
         $SimpleImage = new SimpleImage();
         $SimpleImage->load($_FILES['upload']['tmp_name']);
         $SimpleImage->resizeToWidth(800);
         $SimpleImage->save($uploadPath . '/' . $imageName);
         echo '<script type="text/javascript">
             window.parent.CKEDITOR.tools.callFunction("' . $fn . '","' . $file_abso . '","上传成功");
             </script>';
     }
 }

 protected function uploadFile()
 {
     if (move_uploaded_file($_FILES['uploadfile']['tmp_name'], $this->path)) {
         $path = $this->path;
         if (!$this->db->query("INSERT photo (name,folder,time,status) \n\t\t\tVALUES ('" . $this->name . "','" . $this->folder . "','" . time() . "','temp')")) {
             die("error");
         }
         $id = $this->db->getLastId();
         $this->image->load($path);
         $full = new SimpleImage();
         $full->load($path);
         if ($full->getWidth() > 1200) {
             $full->resizeToWidth(1200);
         }
         $full->save(str_replace('.', '.full.', $path));
         if ($this->image->getWidth() > 600) {
             $this->image->resizeToWidth(600);
         }
         $this->image->save($path);
         $size = $this->f->getFullSize($path, 90, 90);
         $img = array('name' => $this->name, 'path' => $path, 'count' => $this->getNum(), 'width' => $size['width'], 'height' => $size['height'], 'id' => $id);
         echo json_encode($img);
     } else {
         echo "error";
     }
 }

function processScreenshots($gameID)
{
    ## Select all fanart rows for the requested game id
    $ssResult = mysql_query(" SELECT filename FROM banners WHERE keyvalue = {$gameID} AND keytype = 'screenshot' ORDER BY filename ASC ");
    ## Process each fanart row incrementally
    while ($ssRow = mysql_fetch_assoc($ssResult)) {
        ## Construct file names
        $ssOriginal = $ssRow['filename'];
        $ssThumb = "screenshots/thumb" . str_replace("screenshots", "", $ssRow['filename']);
        ## Check to see if the original fanart file actually exists before attempting to process
        if (file_exists("../banners/{$ssOriginal}")) {
            ## Check if thumb already exists
            if (!file_exists("../banners/{$ssThumb}")) {
                ## If thumb is non-existant then create it
                $image = new SimpleImage();
                $image->load("../banners/{$ssOriginal}");
                $image->resizeToWidth(300);
                $image->save("../banners/{$ssThumb}");
                //makeFanartThumb("../banners/$ssOriginal", "../banners/$ssThumb");
            }
            ## Get Fanart Image Dimensions
            list($image_width, $image_height, $image_type, $image_attr) = getimagesize("../banners/{$ssOriginal}");
            $ssWidth = $image_width;
            $ssHeight = $image_height;
            ## Output Fanart XML Branch
            print "<screenshot>\n";
            print "<original width=\"{$ssWidth}\" height=\"{$ssHeight}\">{$ssOriginal}</original>\n";
            print "<thumb>{$ssThumb}</thumb>\n";
            print "</screenshot>\n";
        }
    }
}

 /**
  * Generates the thumbnail for a given file.
  */
 protected function _generateThumbnail()
 {
     $image = new SimpleImage();
     $image->load($this->source);
     $image->resizeToWidth(Configure::read('Image.width'));
     $image->save($this->thumb_path);
 }

function insertImageSub($file, $sub_id, $menu_id)
{
    $error = false;
    $arr = explode('.', $file["name"]);
    $imageFileType = end($arr);
    if ($file["size"] > 5000000) {
        $error = true;
    }
    if ($imageFileType != "jpg" && $imageFileType != "png" && $imageFileType != "jpeg" && $imageFileType != "gif") {
        $error = true;
    }
    if (!$error) {
        $target_dir = "../images/menu_" . $menu_id . "/sub_" . $sub_id . "/";
        $target_file = $target_dir . $file["name"];
        //
        if (!file_exists($target_dir)) {
            mkdir($target_dir, 0777, true);
        }
        if (file_exists($target_file)) {
            unlink($target_file);
        }
        if (move_uploaded_file($file["tmp_name"], $target_file)) {
            include 'classSimpleImage.php';
            $image = new SimpleImage();
            $image->load($target_file);
            $image->resize(218, 138);
            $image->save($target_file);
            $arr = explode("../", $target_file);
            return end($arr);
        }
    } else {
        return false;
    }
}

 public function action_index()
 {
     $tags = array();
     $imager = new SimpleImage();
     if ($this->request->param('path')) {
         // Берем новость
         $post = ORM::factory('blog')->where('url', '=', $this->request->param('path'))->find();
     } else {
         $post = ORM::factory('blog');
     }
     if ($_POST) {
         $post_name = Arr::get($_POST, 'post_name');
         $post_url = Arr::get($_POST, 'post_url');
         $short_text = Arr::get($_POST, 'short_text');
         $full_text = Arr::get($_POST, 'full_text');
         $tag = Arr::get($_POST, 'tag');
         // Загрузка изображения
         $image = $_FILES["imgupload"]["name"];
         if (!empty($image)) {
             $imager = new SimpleImage();
             //$this->news->deleteImage($post->id);
             //$image = $this->image->upload_image($image['tmp_name'], $image['name'], $this->config->news_images_dir."big/");
             move_uploaded_file($_FILES["imgupload"]["tmp_name"], "files/blog/" . $_FILES["imgupload"]["name"]);
             $imager->load("files/blog/" . $image);
             $imager->resize(200, 200);
             $imager->save("files/blog/miniatures/" . $image);
         }
         $post->set('name', $post_name)->set('url', $post_url)->set('date', DB::expr('now()'))->set('short_text', $short_text)->set('full_text', $full_text)->set('image', $image)->set('tag_id', ORM::factory('tags')->where('name', '=', $tag)->find())->save();
     }
     $tags = ORM::factory('tags')->find_all();
     $content = View::factory('/admin/post')->bind('tags', $tags)->bind('post', $post);
     $this->template->content = $content;
 }

function ImageResize($file)
{
    $image = new SimpleImage();
    $image->load('traffic-images/temp/' . $file);
    $image->resize(300, 200);
    $image->save('traffic-images/' . $file);
    unlink("traffic-images/temp/" . $file);
}

 public function Load($pathToImage)
 {
     if (!extension_loaded('gd')) {
         die('gd extension is required for image upload');
     }
     $image = new SimpleImage();
     $image->load($pathToImage);
     return new Image($image);
 }

 public function saveImageInFile($file)
 {
     $t = $file['tmp_name'];
     $n = $file['name'];
     $path = App::get("uploads_dir_original") . DIRECTORY_SEPARATOR . $n;
     move_uploaded_file($t, $path);
     $image = new SimpleImage();
     $image->load($path);
     $image->resize(250, 250);
     $image->save(App::get("uploads_dir_small") . DIRECTORY_SEPARATOR . $n);
     return $n;
 }

 function upload()
 {
     if (!isset($_FILES['upload'])) {
         $this->directrender('S3/S3');
         return;
     }
     global $params;
     // Params to vars
     $client_id = '1b5cc674ae2f335';
     // Validations
     $this->startValidations();
     $this->validate($_FILES['upload']['error'] === 0, $err, 'upload error');
     $this->validate($_FILES['upload']['size'] <= 10 * 1024 * 1024, $err, 'size too large');
     // Code
     if ($this->isValid()) {
         $fname = $_FILES['upload']['tmp_name'];
         require_once $GLOBALS['dirpre'] . 'includes/S3/SimpleImage.php';
         $image = new SimpleImage();
         $this->validate($image->load($fname), $err, 'invalid image type');
         if ($this->isValid()) {
             if ($image->getHeight() > 1000) {
                 $image->resizeToHeight(1000);
             }
             $image->save($fname);
             function getMIME($fname)
             {
                 $finfo = finfo_open(FILEINFO_MIME_TYPE);
                 $mime = finfo_file($finfo, $fname);
                 finfo_close($finfo);
                 return $mime;
             }
             $filetype = explode('/', getMIME($fname));
             $valid_formats = array("jpg", "png", "gif", "jpeg");
             $this->validate($filetype[0] === 'image' and in_array($filetype[1], $valid_formats), $err, 'invalid image type');
             if ($this->isValid()) {
                 require_once $GLOBALS['dirpre'] . 'includes/S3/s3_config.php';
                 //Rename image name.
                 $actual_image_name = time() . "." . $filetype[1];
                 $this->validate($s3->putObjectFile($fname, $bucket, $actual_image_name, S3::ACL_PUBLIC_READ), $err, 'upload failed');
                 if ($this->isValid()) {
                     $reply = "https://{$bucket}.s3.amazonaws.com/{$actual_image_name}";
                     $this->success('image successfully uploaded');
                     $this->directrender('S3/S3', array('reply' => "up(\"{$reply}\");"));
                     return;
                 }
             }
         }
     }
     $this->error($err);
     $this->directrender('S3/S3');
 }

    function uploadArquivo($campoFormulario, $idGravado) {
        $ext = pathinfo($_FILES[$campoFormulario][name], PATHINFO_EXTENSION);

        if (($_FILES[$campoFormulario][name] <> "") && ($_FILES[$campoFormulario][size]) > 0 && in_array(strtolower($ext), $this->extensions)) {
            $arquivoTmp = $_FILES[$campoFormulario]['tmp_name'];
            $nome = str_replace(".", "", microtime(true)) . "_" . $_FILES[$campoFormulario]['name'];

            if (function_exists("exif_imagetype")) {
                $test = exif_imagetype($arquivoTmp);
                $image_type = $test;
            } else {
                $test = getimagesize($arquivoTmp);
                $image_type = $test[2];
            }


            if (in_array($image_type, array(IMAGETYPE_GIF, IMAGETYPE_JPEG, IMAGETYPE_PNG, IMAGETYPE_BMP))) {
                $image = new SimpleImage();
                $image->load($arquivoTmp);
                $l = $image->getWidth();
                $h = $image->getHeight();
                if ($l > $h) {
                    $funcao = "resizeToWidth";
                    $novoTamanho = 1024;
                } else {
                    $funcao = "resizeToHeight";
                    $novoTamanho = 768;
                }

                $image->$funcao($novoTamanho);
                $copiou = $image->save($this->diretorio . $nome);

                if ($this->prefixoMarcaDagua) {
                    $image->$funcao(300);
                    $image->watermark();
                    $image->save($this->diretorio . $this->prefixoMarcaDagua . $nome);
                }
                if ($this->prefixoMiniatura) {
                    $image->load($arquivoTmp);
                    $image->$funcao(380);
                    $image->save($this->diretorio . $this->prefixoMiniatura . $nome);
                }
            } else {
                $copiou = copy($arquivoTmp, $this->diretorio . $nome);
            }
            if ($copiou) {
                $sql = "update $this->tabela set $this->campoBD = '$nome' where id='$idGravado'";
                #$altualizaNome = mysql_query($sql) or die($sql . mysql_error);
                $this->conexao->executeQuery($sql);
            }
        } else {
            return false;
        }
        return $idGravado;
    }

function xulyImage($img, $urlImgTemp, $urlImg, $urlImgThumb, $original = 1)
{
    $file = $urlImgTemp . $img;
    $sizeInfo = getimagesize($file);
    if (is_array($sizeInfo)) {
        include_once 'libraries/SimpleImage.php';
        $image = new SimpleImage();
        $image->load($file);
        $width = $sizeInfo[0];
        $height = $sizeInfo[1];
        if ($width <= IMAGE_THUMB_WIDTH && $height <= IMAGE_THUMB_HEIGHT) {
            copy($file, $urlImgThumb . $img);
        } elseif ($width >= $height) {
            $image->resizeToWidth(IMAGE_THUMB_WIDTH);
            $image->save($urlImgThumb . $img);
        } elseif ($width < $height) {
            $image->resizeToHeight(IMAGE_THUMB_HEIGHT);
            $image->save($urlImgThumb . $img);
        }
        if ($original == 1) {
            $image->load($file);
            if ($width >= $height && $width > IMAGE_MAX_WIDTH) {
                $image->resizeToWidth(IMAGE_MAX_WIDTH);
                $image->save($urlImg . $img);
            } elseif ($width <= $height && $height > IMAGE_MAX_HEIGHT) {
                $image->resizeToHeight(IMAGE_MAX_HEIGHT);
                $image->save($urlImg . $img);
            } else {
                copy($file, $urlImg . $img);
            }
            if (file_exists($file)) {
                unlink($file);
            }
        } else {
            if (copy($file, $urlImg . $img)) {
                if (file_exists($file)) {
                    unlink($file);
                }
            }
        }
        return true;
    } else {
        return false;
    }
}

function resizeImagesInFolder($dir, $i)
{
    if (!is_dir('cover/' . $dir)) {
        toFolder('cover/' . $dir);
    }
    $files = scandir($dir);
    foreach ($files as $key => $file) {
        if ($file != '.' && $file != '..') {
            if (!is_dir($dir . '/' . $file)) {
                echo $dir . '/' . $file;
                $image = new SimpleImage();
                $image->load($dir . '/' . $file);
                if ($image->getHeight() < $image->getWidth()) {
                    $image->resizeToWidth(1920);
                } else {
                    $image->resizeToHeight(1920);
                }
                // $new = 'cover/' . $dir . '/'.$image->name;
                if ($i < 10) {
                    $new = 'cover/' . $dir . '/00' . $i . '.' . $image->type;
                } elseif ($i < 100) {
                    $new = 'cover/' . $dir . '/0' . $i . '.' . $image->type;
                } else {
                    $new = 'cover/' . $dir . '/' . $i . '.' . $image->type;
                }
                $image->save($new);
                echo ' ---------> ' . $new . '<br>';
                $i++;
            } else {
                resizeImagesInFolder($dir . '/' . $file, 1);
            }
        }
    }
}