本文整理汇总了PHP中imagecreatefrompng函数的典型用法代码示例。如果您正苦于以下问题:PHP imagecreatefrompng函数的具体用法?PHP imagecreatefrompng怎么用?PHP imagecreatefrompng使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了imagecreatefrompng函数的20个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的PHP代码示例。
示例1: load
static function load($filename)
{
$info = getimagesize($filename);
list($width, $height) = $info;
if (!$width || !$height) {
return null;
}
$image = null;
switch ($info['mime']) {
case 'image/gif':
$image = imagecreatefromgif($filename);
break;
case 'image/jpeg':
$image = imagecreatefromjpeg($filename);
break;
case 'image/png':
$image = imagecreatetruecolor($width, $height);
$white = imagecolorallocate($image, 255, 255, 255);
imagefill($image, 0, 0, $white);
$png = imagecreatefrompng($filename);
imagealphablending($png, true);
imagesavealpha($png, true);
imagecopy($image, $png, 0, 0, 0, 0, $width, $height);
imagedestroy($png);
break;
}
if ($image) {
return new image($image, $width, $height);
} else {
return null;
}
}
开发者ID:nyan-cat,项目名称:easyweb,代码行数:32,代码来源:image.php
示例2: resizewidth
static function resizewidth($width, $imageold, $imagenew)
{
$image_info = getimagesize($imageold);
$image_type = $image_info[2];
if ($image_type == IMAGETYPE_JPEG) {
$image = imagecreatefromjpeg($imageold);
} elseif ($this->image_type == IMAGETYPE_GIF) {
$image = imagecreatefromgif($imageold);
} elseif ($this->image_type == IMAGETYPE_PNG) {
$image = imagecreatefrompng($imageold);
}
$ratio = imagesy($image) / imagesx($image);
$height = $width * $ratio;
//$width = imagesx($image) * $width/100;
// $height = imagesx($image) * $width/100;
$new_image = imagecreatetruecolor($width, $height);
imagecopyresampled($new_image, $image, 0, 0, 0, 0, $width, $height, $image_info[0], $image_info[1]);
$image = $new_image;
$compression = 75;
$permissions = null;
if ($image_type == IMAGETYPE_JPEG) {
imagejpeg($image, $imagenew, $compression);
} elseif ($image_type == IMAGETYPE_GIF) {
imagegif($image, $imagenew);
} elseif ($image_type == IMAGETYPE_PNG) {
imagepng($image, $imagenew);
}
if ($permissions != null) {
chmod($imagenew, $permissions);
}
}
开发者ID:blackorwhite1233,项目名称:fakekinhdoanh,代码行数:31,代码来源:SimpleImage.php
示例3: createImage
/**
* @param $text
* @return resource
*/
private function createImage($text)
{
if (!is_string($text) || trim($text) == '') {
$text = 'ERROR';
}
// Create an image from captchaBackground.png
$image = imagecreatefrompng(realpath('bundles/comun/images/captchaBackground.png'));
// Set the font colour
$colour = imagecolorallocate($image, 183, 178, 152);
// Set the font
//$font = '../fonts/Anorexia.ttf';
$font = realpath('bundles/comun/fonts/Anorexia.ttf');
// Set a random integer for the rotation between -15 and 15 degrees
$rotate = rand(-15, 15);
// Create an image using our original image and adding the detail
imagettftext($image, 14, $rotate, 18, 30, $colour, $font, $text);
// Output the image as a png
//imagepng($image);
/*return new Response(
$captchaText,
200,
array(
'Content-Type' => 'image/png',
'Cache-Control' => 'no-cache'
)
);*/
return $image;
}
开发者ID:jorgemunoz8807,项目名称:ociosos,代码行数:32,代码来源:Captcha.php
示例4: ImageManipulation
/**
* Contructor method. Will create a new image from the target file.
* Accepts an image filename as a string. Method also works out how
* big the image is and stores this in the $image array.
*
* @param string $imgFile The image filename.
*/
public function ImageManipulation($imgfile)
{
//detect image format
$this->image["format"] = preg_replace("/.*\\.(.*)\$/", "\\1", $imgfile);
//$this->image["format"] = preg_replace(".*\.(.*)$", "\\1", $imgfile);
$this->image["format"] = strtoupper($this->image["format"]);
// convert image into usable format.
if ($this->image["format"] == "JPG" || $this->image["format"] == "JPEG") {
//JPEG
$this->image["format"] = "JPEG";
$this->image["src"] = ImageCreateFromJPEG($imgfile);
} elseif ($this->image["format"] == "PNG") {
//PNG
$this->image["format"] = "PNG";
$this->image["src"] = imagecreatefrompng($imgfile);
} elseif ($this->image["format"] == "GIF") {
//GIF
$this->image["format"] = "GIF";
$this->image["src"] = ImageCreateFromGif($imgfile);
} elseif ($this->image["format"] == "WBMP") {
//WBMP
$this->image["format"] = "WBMP";
$this->image["src"] = ImageCreateFromWBMP($imgfile);
} else {
//DEFAULT
return false;
}
// Image is ok
$this->imageok = true;
// Work out image size
$this->image["sizex"] = imagesx($this->image["src"]);
$this->image["sizey"] = imagesy($this->image["src"]);
}
开发者ID:ali-codehoppers,项目名称:adventskalender,代码行数:40,代码来源:ImageManipulation.php
示例5: upload
function upload($tmp, $name, $nome, $larguraP, $pasta)
{
$ext = strtolower(end(explode('.', $name)));
if ($ext == 'jpg') {
$img = imagecreatefromjpeg($tmp);
} elseif ($ext == 'gif') {
$img = imagecreatefromgif($tmp);
} else {
$img = imagecreatefrompng($tmp);
}
$x = imagesx($img);
$y = imagesy($img);
$largura = $x > $larguraP ? $larguraP : $x;
$altura = $largura * $y / $x;
if ($altura > $larguraP) {
$altura = $larguraP;
$largura = $altura * $x / $y;
}
$nova = imagecreatetruecolor($largura, $altura);
imagecopyresampled($nova, $img, 0, 0, 0, 0, $largura, $altura, $x, $y);
imagejpeg($nova, "{$pasta}/{$nome}");
imagedestroy($img);
imagedestroy($nova);
return $nome;
}
开发者ID:mauriliovilela,项目名称:ser-social,代码行数:25,代码来源:funcoes.php
示例6: load
/**
* Load an image
*
* @param $filename
* @return Image
* @throws Exception
*/
public static function load($filename)
{
$instance = new self();
// Require GD library
if (!extension_loaded('gd')) {
throw new Exception('Required extension GD is not loaded.');
}
$instance->filename = $filename;
$info = getimagesize($instance->filename);
switch ($info['mime']) {
case 'image/gif':
$instance->image = imagecreatefromgif($instance->filename);
break;
case 'image/jpeg':
$instance->image = imagecreatefromjpeg($instance->filename);
break;
case 'image/png':
$instance->image = imagecreatefrompng($instance->filename);
imagesavealpha($instance->image, true);
imagealphablending($instance->image, true);
break;
default:
throw new Exception('Invalid image: ' . $instance->filename);
break;
}
$instance->original_info = array('width' => $info[0], 'height' => $info[1], 'orientation' => $instance->get_orientation(), 'exif' => function_exists('exif_read_data') ? $instance->exif = @exif_read_data($instance->filename) : null, 'format' => preg_replace('/^image\\//', '', $info['mime']), 'mime' => $info['mime']);
$instance->width = $info[0];
$instance->height = $info[1];
imagesavealpha($instance->image, true);
imagealphablending($instance->image, true);
return $instance;
}
开发者ID:SerdarSanri,项目名称:arx-core,代码行数:39,代码来源:Image.php
示例7: resize
function resize($photo_src, $width, $name)
{
$parametr = getimagesize($photo_src);
list($width_orig, $height_orig) = getimagesize($photo_src);
$ratio_orig = $width_orig / $height_orig;
$new_width = $width;
$new_height = $width / $ratio_orig;
$newpic = imagecreatetruecolor($new_width, $new_height);
$col2 = imagecolorallocate($newpic, 255, 255, 255);
imagefilledrectangle($newpic, 0, 0, $new_width, $new_width, $col2);
switch ($parametr[2]) {
case 1:
$image = imagecreatefromgif($photo_src);
break;
case 2:
$image = imagecreatefromjpeg($photo_src);
break;
case 3:
$image = imagecreatefrompng($photo_src);
break;
}
imagecopyresampled($newpic, $image, 0, 0, 0, 0, $new_width, $new_height, $width_orig, $height_orig);
imagejpeg($newpic, $name, 100);
return true;
}
开发者ID:pioytazsko,项目名称:garantmarket,代码行数:25,代码来源:new_item.php
示例8: colorImageBottom
/**
* Retourne la couleur du pixel en bas a gauche de l'image
**/
function colorImageBottom($imageName)
{
// recuperer le type et la taille de l'image
// Pb sur certains JPG qui retourne ''
list($imgW, $imgH, $imgTyp) = getimagesize($imageName);
switch ($imgTyp) {
case 1:
$im = imagecreatefromgif($imageName);
break;
case 2:
case ' ':
$im = imagecreatefromjpeg($imageName);
break;
case 3:
$im = imagecreatefrompng($imageName);
break;
default:
$app = JFactory::getApplication();
$app->enqueueMessage(JTEXT::_('IMGNAME_ERROR') . '[name=' . $imageName . '] [ type=' . $imgTyp . '] [ format= ' . $imgW . 'x' . $imgH, 'error');
var_dump(gd_info());
return "";
}
$rgb = imagecolorat($im, 2, $imgH - 2);
$hex = sprintf("%06X", $rgb);
return $hex;
}
开发者ID:sansandeep143,项目名称:av,代码行数:29,代码来源:helper.php
示例9: cropnsave
public function cropnsave($id)
{
$basepath = app_path() . '/storage/uploads/';
$jpeg_quality = 90;
$src = $basepath . 'resize_' . $id;
if (ImageModel::getImgTypeByExtension($id) == ImageModel::IMGTYPE_PNG) {
$img_r = imagecreatefrompng($src);
} else {
$img_r = imagecreatefromjpeg($src);
}
$dst_r = ImageCreateTrueColor(Input::get('w'), Input::get('h'));
imagecopyresampled($dst_r, $img_r, 0, 0, Input::get('x'), Input::get('y'), Input::get('w'), Input::get('h'), Input::get('w'), Input::get('h'));
$filename = $basepath . 'crop_' . $id;
imagejpeg($dst_r, $filename, $jpeg_quality);
$image = ImageModel::createImageModel('crop_' . $id);
try {
$session = Session::get('user');
$userService = new SoapClient(Config::get('wsdl.user'));
$currentUser = $userService->getUserById(array("userId" => $session['data']->id));
$currentUser = $currentUser->user;
$currentUser->avatar = $image;
$result = $userService->updateUser(array("user" => $currentUser));
// Cleanup
File::delete($src);
File::delete($filename);
File::delete($basepath . $id);
return Response::json($result->complete);
} catch (Exception $ex) {
error_log($ex);
}
}
开发者ID:Yatko,项目名称:Gifteng,代码行数:31,代码来源:ImageController.php
示例10: __construct
public function __construct($filepath)
{
if (!function_exists('gd_info')) {
throw new Hayate_Exception(_('GD extension is missing.'));
}
if (!is_file($filepath)) {
throw new Hayate_Exception(sprintf(_('Cannot find %s'), $filepath));
}
$this->filepath = $filepath;
$info = getimagesize($this->filepath);
if (false === $info) {
throw new Hayate_Exception(sprintf(_('Cannot read %s'), $filepath));
}
list($this->width, $this->height) = $info;
$mimes = array('image/jpeg' => 'jpg', 'image/pjpeg' => 'jpg', 'image/gif' => 'gif', 'image/png' => 'png');
$this->ext = isset($mimes[$info['mime']]) ? $mimes[$info['mime']] : null;
if (null === $this->ext) {
throw new Hayate_Exception(sprintf(_('Supported mime types are: %s'), implode(',', array_keys($mimes))));
}
switch ($this->ext) {
case 'jpg':
$this->img = imagecreatefromjpeg($filepath);
break;
case 'gif':
$this->img = imagecreatefromgif($filepath);
break;
case 'png':
$this->img = imagecreatefrompng($filepath);
break;
}
}
开发者ID:hayate,项目名称:hayate,代码行数:31,代码来源:Image.php
示例11: create_pic
function create_pic($upfile, $new_path, $width)
{
$quality = 100;
$image_path = $upfile;
$image_info = getimagesize($image_path);
$exname = '';
//1 = GIF, 2 = JPG, 3 = PNG, 4 = SWF, 5 = PSD, 6 = BMP, 7 = TIFF(intel byte order), 8 = TIFF(motorola byte order), 9 = JPC, 10 = JP2, 11 = JPX, 12 = JB2, 13 = SWC, 14 = IFF
switch ($image_info[2]) {
case 1:
@($image = imagecreatefromgif($image_path));
$exname = 'gif';
break;
case 2:
@($image = imagecreatefromjpeg($image_path));
$exname = 'jpg';
break;
case 3:
@($image = imagecreatefrompng($image_path));
$exname = 'png';
break;
case 6:
@($image = imagecreatefromwbmp($image_path));
$exname = 'wbmp';
break;
}
$T_width = $image_info[0];
$T_height = $image_info[1];
if (!empty($image)) {
$image_x = imagesx($image);
$image_y = imagesy($image);
} else {
return FALSE;
}
@chmod($new_path, 0777);
if ($image_x > $width) {
$x = $width;
$y = intval($x * $image_y / $image_x);
} else {
@copy($image_path, $new_path . '.' . $exname);
return $exname;
}
$newimage = imagecreatetruecolor($x, $y);
imagecopyresampled($newimage, $image, 0, 0, 0, 0, $x, $y, $image_x, $image_y);
switch ($image_info[2]) {
case 1:
imagegif($newimage, $new_path . '.gif', $quality);
break;
case 2:
imagejpeg($newimage, $new_path . '.jpg', $quality);
break;
case 3:
imagepng($newimage, $new_path . '.png', $quality);
break;
case 6:
imagewbmp($newimage, $new_path . '.wbmp', $quality);
break;
}
imagedestroy($newimage);
return $exname;
}
开发者ID:yunsite,项目名称:cyaskuc,代码行数:60,代码来源:global.func.php
示例12: image
public static function image($item, $path, $filename)
{
$image_tempname1 = $_FILES[$item]['name'];
$ImageName = $path . $image_tempname1;
$newfilename = $path . $filename;
if (move_uploaded_file($_FILES[$item]['tmp_name'], $ImageName)) {
list($width, $height, $type, $attr) = getimagesize($ImageName);
if ($type == 2) {
rename($ImageName, $newfilename);
} else {
if ($type == 1) {
$image_old = imagecreatefromgif($ImageName);
} elseif ($type == 3) {
$image_old = imagecreatefrompng($ImageName);
}
$image_jpg = imagecreatetruecolor($width, $height);
imagecopyresampled($image_jpg, $image_old, 0, 0, 0, 0, $width, $height, $width, $height);
imagejpeg($image_jpg, $newfilename);
imagedestroy($image_old);
imagedestroy($image_jpg);
}
return 1;
} else {
return 0;
}
}
开发者ID:mkrdip,项目名称:Management-Information-System,代码行数:26,代码来源:Input.php
示例13: setImage
/**
* Set the image variable by using image create
*
* @param string $filename - The image filename
*/
private function setImage($filename)
{
$size = getimagesize($filename);
$this->ext = $size['mime'];
switch ($this->ext) {
// Image is a JPG
case 'image/jpg':
case 'image/jpeg':
// create a jpeg extension
$this->image = imagecreatefromjpeg($filename);
break;
// Image is a GIF
// Image is a GIF
case 'image/gif':
$this->image = @imagecreatefromgif($filename);
break;
// Image is a PNG
// Image is a PNG
case 'image/png':
$this->image = @imagecreatefrompng($filename);
break;
// Mime type not found
// Mime type not found
default:
throw new Exception("File is not an image, please use another file type.", 1);
}
$this->origWidth = imagesx($this->image);
$this->origHeight = imagesy($this->image);
}
开发者ID:swarajjena,项目名称:hackathon,代码行数:34,代码来源:Resize_image.php
示例14: create_thumbnail
function create_thumbnail($filename)
{
$percent = 0.1;
list($width, $height) = getimagesize("/var/www/amberandbrice.com/workspace/images/" . $filename);
$newwidth = $width * $percent;
$newheight = $height * $percent;
$thumb = imagecreatetruecolor($newwidth, $newheight);
$ext = pathinfo($filename)['extension'];
echo "<h1>{$ext}</h1>";
switch ($ext) {
case 'jpg':
case 'jpeg':
case 'JPG':
$source = imagecreatefromjpeg("images/" . $filename);
imagecopyresized($thumb, $source, 0, 0, 0, 0, $newwidth, $newheight, $width, $height);
imagejpeg($thumb, "./thumbs/" . $filename);
break;
case 'gif':
$source = imagecreatefromgif("images/" . $filename);
imagecopyresized($thumb, $source, 0, 0, 0, 0, $newwidth, $newheight, $width, $height);
imagejpeg($thumb, "./thumbs/" . $filename);
break;
case 'png':
$source = imagecreatefrompng("images/" . $filename);
imagecopyresized($thumb, $source, 0, 0, 0, 0, $newwidth, $newheight, $width, $height);
imagejpeg($thumb, "./thumbs/" . $filename);
break;
default:
die("image extension cannot be determined");
}
}
开发者ID:bbathel12,项目名称:workspace,代码行数:31,代码来源:config.php
示例15: foundation_process_image_file
function foundation_process_image_file($file_name, $setting_name)
{
if ($setting_name->domain == FOUNDATION_SETTING_DOMAIN && $setting_name->name == 'logo_image') {
// Need to make sure this isn't too big
if (function_exists('getimagesize') && function_exists('imagecreatefrompng') && function_exists('imagecopyresampled') && function_exists('imagepng')) {
$size = getimagesize($file_name);
if ($size) {
$width = $size[0];
$height = $size[1];
if ($size['mime'] == 'image/png') {
if ($width > FOUNDATION_MAX_LOGO_SIZE) {
$new_width = FOUNDATION_MAX_LOGO_SIZE;
$new_height = $height * $new_width / $width;
$src_image = imagecreatefrompng($file_name);
$saved_image = imagecreatetruecolor($new_width, $new_height);
// Preserve Transparency
imagecolortransparent($saved_image, imagecolorallocate($saved_image, 0, 0, 0));
imagecopyresampled($saved_image, $src_image, 0, 0, 0, 0, $new_width, $new_height, $width, $height);
// Get rid of the old file
unlink($file_name);
// New image, compression level 5 (make it a bit smaller)
imagepng($saved_image, $file_name, 5);
}
}
}
}
}
}
开发者ID:sb-xs,项目名称:que-pour-elle,代码行数:28,代码来源:root-functions.php
示例16: fill_watermark
public function fill_watermark()
{
$image = $this->editor->get_image();
$size = $this->editor->get_size();
list($mask_width, $mask_height, $mask_type, $mask_attr) = getimagesize($this->args['mask']);
switch ($mask_type) {
case 1:
$mask = imagecreatefromgif($this->args['mask']);
break;
case 2:
$mask = imagecreatefromjpeg($this->args['mask']);
break;
case 3:
$mask = imagecreatefrompng($this->args['mask']);
break;
}
imagealphablending($image, true);
if (strpos($this->args['position'], 'left') !== false) {
$left = $this->args['padding'];
} else {
$left = $size['width'] - $mask_width - $this->args['padding'];
}
if (strpos($this->args['position'], 'top') !== false) {
$top = $this->args['padding'];
} else {
$top = $size['height'] - $mask_height - $this->args['padding'];
}
imagecopy($image, $mask, $left, $top, 0, 0, $mask_width, $mask_height);
$this->editor->update_image($image);
imagedestroy($mask);
}
开发者ID:BlessySoftwares,项目名称:anvelocom,代码行数:31,代码来源:wpthumb.watermark.php
示例17: createnewpicture
private function createnewpicture()
{
$local = $this->path_two . $this->file['name'];
move_uploaded_file($this->file['tmp_name'], $local);
$filename = $this->file['tmp_name'] . "/" . $this->file['name'];
$this->location = $this->path . "/" . $this->file['name'];
switch ($this->file['type']) {
case 'image/jpeg':
$src = imagecreatefromjpeg($local);
break;
case 'image/png':
$src = imagecreatefrompng($local);
break;
case 'image/gif':
$src = imagecreatefromgif($local);
break;
default:
break;
}
$sx = imagesx($src);
$sy = imagesy($src);
$new_image = imagecreatetruecolor($this->newwidth, $this->newheight);
if (imagecopyresized($new_image, $src, 0, 0, 0, 0, $this->newwidth, $this->newheight, $sx, $sy)) {
if (ImageJpeg($new_image, $this->location) || Imagegif($new_image, $this->location) || Imagepng($new_image, $this->location)) {
//imagejpeg($this->location);
return true;
}
} else {
return false;
}
}
开发者ID:JiaJia01,项目名称:homework_09,代码行数:31,代码来源:picture.php
示例18: get_image
function get_image($file)
{
/*
Create a resource from image file and return it with getimagesize() array
$file - image file or resource
return array('res'=>$image_resource, 'imgsize'=>getimagesize($file))
*/
if (is_file($file) === true && file_exists($file) === true && is_readable($file) === true) {
$img_size = getimagesize($file);
if ($img_size !== false) {
$im_mime = $img_size['mime'];
// Get the image from file
if ($im_mime === 'image/jpeg') {
$res = imagecreatefromjpeg($file);
} else {
if ($im_mime === 'image/gif') {
$res = imagecreatefromgif($file);
} else {
if ($im_mime === 'image/png') {
$res = imagecreatefrompng($file);
} else {
// Exit if not supported format
return false;
}
}
}
return array('res' => $res, 'imgsize' => $img_size);
}
}
return false;
}
开发者ID:rosko,项目名称:Tempo-CMS,代码行数:31,代码来源:img_function.php
示例19: getLogo
public function getLogo()
{
$f_info = pathinfo($this->url_logo);
$get_w = $this->input->get('w');
$get_h = $this->input->get('h');
// Get new sizes
list($width, $height) = getimagesize($this->url_logo);
$newwidth = $get_w === FALSE ? $this->size_x : $get_w;
$newheight = $get_h === FALSE ? $this->size_y : $get_h;
$thumb = imagecreatetruecolor($newwidth, $newheight);
//compress picture size
if (strtolower($f_info['extension']) == 'jpg') {
$image = imagecreatefromjpeg($this->url_logo);
$call = 'imagejpeg';
$content = 'image/jpeg';
}
if (strtolower($f_info['extension']) == 'png') {
$image = imagecreatefrompng($this->url_logo);
$call = 'imagepng';
$content = 'image/jpeg';
}
if (strtolower($f_info['extension']) == 'gif') {
$image = imagecreatefromgif($this->url_logo);
$call = 'imagegif';
$content = 'image/gif';
}
@header('Content-Type : ' . $content);
imagecopyresized($thumb, $image, 0, 0, 0, 0, $newwidth, $newheight, $width, $height);
call_user_func($call, $thumb);
imagedestroy($thumb);
}
开发者ID:gkawin,项目名称:siteminder,代码行数:31,代码来源:welcome.php
示例20: openImage
private function openImage($file)
{
// *** Get extension
$extension = strtolower(strrchr($file, '.'));
$file_size = @filesize($file) / 1024 / 1024;
// magic number convert bytes to mb
$image_size_limit = 0.5;
// sorry for the magic numbering... can't get a good read on how to programatically fix this.
// if we're about to try to load a massive image...
// don't
if ($file_size >= $image_size_limit || $file_size == 0) {
return false;
}
switch ($extension) {
case '.jpg':
case '.jpeg':
$img = imagecreatefromjpeg($file);
break;
case '.gif':
$img = @imagecreatefromgif($file);
break;
case '.png':
$img = @imagecreatefrompng($file);
break;
default:
$img = false;
break;
}
return $img;
}
开发者ID:lytranuit,项目名称:wordpress,代码行数:30,代码来源:image-resize-writer.php
注:本文中的imagecreatefrompng函数示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。 |
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