Crops image according to the given width, height and crop position
/**
* 修剪图片的大小
* @param $originName
* @param $targetName
* @param $width
* @param $height
* @param bool $allow_enlarge 如果是true则可以将小于原始大小的图片放大
*/
public static function resizeImage($originName, $targetName, $width, $height, $allow_enlarge = false, $quality = 100)
{
if (file_exists($originName)) {
$image = new ImageResize($originName);
$image->crop($width, $height, $allow_enlarge);
$image->save($targetName, null, $quality);
}
}
public function crop($images)
{
$this->makeRootDirectory();
foreach ($images as $image) {
foreach ($this->devices as $key => $value) {
$img = new ImageResize($image);
$img->crop($value[0], $value[1], false);
$this->saveImage($img, $key, $image, $value[2]);
unset($img);
}
}
$directoryFullPath = "downloads/{$this->downloadDir}";
$this->zipDirectory($directoryFullPath);
$this->cleanUp($directoryFullPath);
return $this->downloadDir;
}
/**
* Returns a thumb url based on the url an size provided.
*
* @param string $url Base url.
* @param int $width Returned image width.
* @param int $height Returned image height.
*
* @return string
*/
public static function thumb($url, $width = 0, $height = 0)
{
if (empty($width) || !is_numeric($width)) {
$width = get_option('thumbnail_size_w');
}
if (empty($height) || !is_numeric($height)) {
$height = get_option('thumbnail_size_h');
}
$info = pathinfo($url);
if (!isset($info['extension'])) {
$uniqid = explode('&', $info['filename']);
$info['filename'] = $uniqid[count($uniqid) - 1];
$info['extension'] = 'jpg';
}
$info['extension'] = explode('?', $info['extension'])[0];
$cacheKey = preg_replace(['/:filename/', '/:width/', '/:height/'], [$info['filename'], $width, $height], get_option('thumbnail_cache_format', ':filename_:widthx:height'));
return Cache::remember($cacheKey, get_option('thumbnail_cache_minutes', 43200), function () use($url, $width, $height, $info) {
$upload_dir = wp_upload_dir();
$assetPath = sprintf('/%s_%sx%s.%s', $info['filename'], $width, $height, $info['extension']);
if (!file_exists($upload_dir['path'] . $assetPath)) {
$image = new ImageResize($url);
/// Process image
$size = getimagesize($url);
// Resize to fit wanted width is too small
if ($size[0] < $width) {
$scaledPath = sprintf('/%s_%sx.%s', $info['filename'], $width, $info['extension']);
$image->interlace = 1;
$image->scale(ceil(100 + ($width - $size[0]) / $size[0] * 100));
$image->save($upload_dir['path'] . $scaledPath);
$image = new ImageResize($upload_dir['url'] . $scaledPath);
$size = getimagesize($upload_dir['url'] . $scaledPath);
}
// Resize to fit wanted height is too small
if ($size[1] < $height) {
$scaledPath = sprintf('/%s_x%s.%s', $info['filename'], $height, $info['extension']);
$image->interlace = 1;
$image->scale(ceil(100 + ($height - $size[1]) / $size[1] * 100));
$image->save($upload_dir['path'] . $scaledPath);
$image = new ImageResize($upload_dir['url'] . $scaledPath);
}
// Final crop
$image->crop($width, $height);
$image->save($upload_dir['path'] . $assetPath);
}
return $upload_dir['url'] . $assetPath;
});
}
public function testCropLargerNotAllowed()
{
$image = $this->createImage(200, 100, 'png');
$resize = new ImageResize($image);
$resize->crop(500, 500);
$this->assertEquals(200, $resize->getDestWidth());
$this->assertEquals(100, $resize->getDestHeight());
}
public function editarImagem($id = FALSE, $docente = FALSE)
{
if ($this->filtraInt($id)) {
$diretorio = "upload/";
move_uploaded_file($_FILES['imagem']["tmp_name"], $diretorio . $_FILES['imagem']["name"]);
$resize = new ImageResize($diretorio . $_FILES['imagem']["name"]);
$resize->crop(240, 320);
unlink($diretorio . $_FILES['imagem']["name"]);
$resize->save($diretorio . $_FILES['imagem']["name"]);
$this->pessoa->setImagem($diretorio . $_FILES['imagem']["name"]);
$this->pessoa->setId($id);
$p = $this->pessoa->editar($this->pessoa);
if ($p) {
$this->redirecionar("docente/informacao/" . $docente);
}
}
$this->redirecionar("docente");
}
function imageProcessingEngine($a_width, $a_height, $a_count, $a_files, $a_name, $a_crop_pos)
{
//Crop Images
for ($i = 0; $i < $a_count; $i++) {
echo "<hr>";
echo "<b>" . ($i + 1) . "." . "Image Taken for Processing...</b>";
echo "<br>" . $a_files[$i];
echo "<br>Preparing images for resizing...";
echo "<br>Under Processing...";
$image = new ImageResize($a_files[$i]);
$image->crop($a_width, $a_height, false, $a_crop_pos);
$image->save($a_files[$i]);
echo "<br>" . $a_files[$i];
echo "<br>Image resized Successfully...";
}
echo "<hr><b>All image files are resized successfully</b><br>";
}
/**
* Returns a thumb url based on the url an size provided.
*
* @param string $url Base url.
* @param int $width Returned image width.
* @param int $height Returned image height.
*
* @return string
*/
public static function thumb($url, $width = 0, $height = 0)
{
if (empty($width) || !is_numeric($width)) {
$width = config('image.thumbs_width');
}
if (empty($height) || !is_numeric($height)) {
$height = config('image.thumbs_height');
}
$info = pathinfo($url);
if (!isset($info['extension'])) {
$uniqid = explode('&', $info['filename']);
$info['filename'] = $uniqid[count($uniqid) - 1];
$info['extension'] = 'jpg';
}
$info['extension'] = explode('?', $info['extension'])[0];
$cacheKey = preg_replace(['/:filename/', '/:width/', '/:height/'], [$info['filename'], $width, $height], config('image.cache_key_format'));
return Cache::remember($cacheKey, config('image.cache_minutes'), function () use($url, $width, $height, $info) {
$assetPath = sprintf('%s%s_%sx%s.%s', Config::get('image.thumbs_folder'), $info['filename'], $width, $height, $info['extension']);
if (!file_exists(public_path() . $assetPath)) {
$image = new ImageResize($url);
/// Process image
$size = getimagesize($url);
// Resize to fit wanted width is too small
if ($size[0] < $width) {
$scaledPath = sprintf('%s%s_%sx.%s', Config::get('image.thumbs_folder'), $info['filename'], $width, $info['extension']);
$image->interlace = 1;
$image->scale(ceil(100 + ($width - $size[0]) / $size[0] * 100));
$image->save(public_path() . $scaledPath);
$image = new ImageResize(URL::asset($scaledPath));
$size = getimagesize(URL::asset($scaledPath));
}
// Resize to fit wanted height is too small
if ($size[1] < $height) {
$scaledPath = sprintf('%s%s_x%s.%s', Config::get('image.thumbs_folder'), $info['filename'], $height, $info['extension']);
$image->interlace = 1;
$image->scale(ceil(100 + ($height - $size[1]) / $size[1] * 100));
$image->save(public_path() . $scaledPath);
$image = new ImageResize(URL::asset($scaledPath));
}
// Final crop
$image->crop($width, $height);
$image->save(public_path() . $assetPath);
}
return URL::asset($assetPath);
});
}
public function editarImagem($id)
{
if ($this->filtraInt($id)) {
$diretorio = "upload/";
move_uploaded_file($_FILES['imagem']["tmp_name"], $diretorio . $_FILES['imagem']["name"]);
$resize = new ImageResize($diretorio . $_FILES['imagem']["name"]);
$resize->crop(240, 320);
unlink($diretorio . $_FILES['imagem']["name"]);
$resize->save($diretorio . $_FILES['imagem']["name"]);
$this->pessoa->setImagem($diretorio . $_FILES['imagem']["name"]);
$this->pessoa->setId($id);
$p = $this->pessoa->editar($this->pessoa);
if ($p) {
$this->redirecionar("matricula");
}
}
$this->redirecionar("dashboard");
}
/**
* @param string $file
* @param int $width
* @param int $height
* @return void
*/
public function resizeAndSave($file, $width, $height)
{
$image = new ImageResize($_SERVER['DOCUMENT_ROOT'] . $file);
if ($width == 'auto') {
$image->resizeToHeight($height);
} elseif ($height == 'auto') {
$image->resizeToWidth($width);
} else {
$image->crop($width, $height);
}
unlink($_SERVER['DOCUMENT_ROOT'] . $file);
$image->save($_SERVER['DOCUMENT_ROOT'] . $file);
}
