本文整理汇总了PHP中ImageSaveAlpha函数的典型用法代码示例。如果您正苦于以下问题：PHP ImageSaveAlpha函数的具体用法？PHP ImageSaveAlpha怎么用？PHP ImageSaveAlpha使用的例子？那么, 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ImageSaveAlpha函数的15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，您的评价将有助于系统推荐出更棒的PHP代码示例。
示例1: watermarkCreateText
/**
* Based on the Watermark function by Marek Malcherek
* http://www.malcherek.de
*
* @param string $color
* @param string $wmFont
* @param int $wmSize
* @param int $wmOpaque
*/
function watermarkCreateText($color = '000000', $wmFont, $wmSize = 10, $wmOpaque = 90)
{
// set font path
$wmFontPath = NGGALLERY_ABSPATH . "fonts/" . $wmFont;
if (!is_readable($wmFontPath)) {
return;
}
// This function requires both the GD library and the FreeType library.
if (!function_exists('ImageTTFBBox')) {
return;
}
$words = preg_split('/ /', $this->watermarkText);
$lines = array();
$line = '';
$watermark_image_width = 0;
// attempt adding a new word until the width is too large; then start a new line and start again
foreach ($words as $word) {
// sanitize the text being input; imagettftext() can be sensitive
$TextSize = $this->ImageTTFBBoxDimensions($wmSize, 0, $wmFontPath, $line . preg_replace('~^(&([a-zA-Z0-9]);)~', htmlentities('${1}'), mb_convert_encoding($word, "HTML-ENTITIES", "UTF-8")));
if ($watermark_image_width == 0) {
$watermark_image_width = $TextSize['width'];
}
if ($TextSize['width'] > $this->newDimensions['newWidth']) {
$lines[] = trim($line);
$line = '';
} else {
if ($TextSize['width'] > $watermark_image_width) {
$watermark_image_width = $TextSize['width'];
}
}
$line .= $word . ' ';
}
$lines[] = trim($line);
// use this string to determine our largest possible line height
$line_dimensions = $this->ImageTTFBBoxDimensions($wmSize, 0, $wmFontPath, 'MXQJALYmxqjabdfghjklpqry019`@$^&*(,!132');
$line_height = $line_dimensions['height'] * 1.05;
// Create an image to apply our text to
$this->workingImage = ImageCreateTrueColor($watermark_image_width, count($lines) * $line_height);
ImageSaveAlpha($this->workingImage, true);
ImageAlphaBlending($this->workingImage, false);
$bgText = imagecolorallocatealpha($this->workingImage, 255, 255, 255, 127);
imagefill($this->workingImage, 0, 0, $bgText);
$wmTransp = 127 - $wmOpaque * 1.27;
$rgb = $this->hex2rgb($color, false);
$TextColor = imagecolorallocatealpha($this->workingImage, $rgb[0], $rgb[1], $rgb[2], $wmTransp);
// Put text on the image, line-by-line
$y_pos = $wmSize;
foreach ($lines as $line) {
imagettftext($this->workingImage, $wmSize, 0, 0, $y_pos, $TextColor, $wmFontPath, $line);
$y_pos += $line_height;
}
$this->watermarkImgPath = $this->workingImage;
return;
}示例2: canvas
function canvas ($width,$height,$alpha=false) {
$this->processed = ImageCreateTrueColor($width,$height);
if ($alpha) {
ImageAlphaBlending($this->processed, false);
$transparent = ImageColorAllocateAlpha($this->processed, 0, 0, 0, 127);
ImageFill($this->processed, 0, 0, $transparent);
ImageSaveAlpha($this->processed, true);
$this->alpha = true;
}
}示例3: __construct
function __construct()
{
header('Pragma: public');
header('Cache-Control: max-age=86400');
header('Expires: ' . gmdate('D, d M Y H:i:s \\G\\M\\T', time() + 86400));
header('Content-Type: image/png');
$this->image = ImageCreateTrueColor(96, 96);
ImageSaveAlpha($this->image, true);
ImageFill($this->image, 0, 0, ImageColorAllocateAlpha($this->image, 0, 0, 0, 127));
}示例4: cs_resample
function cs_resample($image, $target, $max_width, $max_height)
{
$gd_info = gd_info();
$im_info = array();
if (file_exists($image)) {
$im_info = getimagesize($image);
} else {
cs_error(__FILE__, 'Image file does not exist: "' . $image . '"');
return false;
}
if ($im_info[2] == 1 and !empty($gd_info["GIF Read Support"])) {
$src = ImageCreateFromGIF($image);
} elseif ($im_info[2] == 2 and (!empty($gd_info["JPG Support"]) or !empty($gd_info["JPEG Support"]))) {
$src = ImageCreateFromJPEG($image);
} elseif ($im_info[2] == 3 and !empty($gd_info["PNG Support"])) {
$src = ImageCreateFromPNG($image);
} else {
cs_error(__FILE__, 'Image filetype is not supported: "' . $image . '"');
return false;
}
$factor = max($im_info[1] / $max_height, $im_info[0] / $max_width);
$im_new[0] = floor($im_info[0] / $factor);
$im_new[1] = floor($im_info[1] / $factor);
$dst = ImageCreateTrueColor($im_new[0], $im_new[1]);
ImageAlphaBlending($dst, false);
ImageSaveAlpha($dst, true);
ImageCopyResampled($dst, $src, 0, 0, 0, 0, $im_new[0], $im_new[1], $im_info[0], $im_info[1]);
if ($im_info[2] == 1) {
$return = ImageGIF($dst, $target) ? 1 : 0;
} elseif ($im_info[2] == 2) {
$return = ImageJPEG($dst, $target, 100) ? 1 : 0;
} elseif ($im_info[2] == 3) {
$return = ImagePNG($dst, $target) ? 1 : 0;
} else {
cs_error(__FILE__, 'Failed to write resampled image file: "' . $target . '"');
return false;
}
return $return;
}示例5: CreateGDoutput
function CreateGDoutput()
{
$this->CalculateThumbnailDimensions();
// Create the GD image (either true-color or 256-color, depending on GD version)
$this->gdimg_output = phpthumb_functions::ImageCreateFunction($this->thumbnail_width, $this->thumbnail_height);
// Images that have transparency must have the background filled with the configured 'bg' color
// otherwise the transparent color will appear as black
ImageSaveAlpha($this->gdimg_output, true);
if ($this->is_alpha && phpthumb_functions::gd_version() >= 2) {
ImageAlphaBlending($this->gdimg_output, false);
$output_full_alpha = phpthumb_functions::ImageColorAllocateAlphaSafe($this->gdimg_output, 255, 255, 255, 127);
ImageFilledRectangle($this->gdimg_output, 0, 0, $this->thumbnail_width, $this->thumbnail_height, $output_full_alpha);
} else {
$current_transparent_color = ImageColorTransparent($this->gdimg_source);
if ($this->bg || @$current_transparent_color >= 0) {
$this->config_background_hexcolor = $this->bg ? $this->bg : $this->config_background_hexcolor;
if (!phpthumb_functions::IsHexColor($this->config_background_hexcolor)) {
return $this->ErrorImage('Invalid hex color string "' . $this->config_background_hexcolor . '" for parameter "bg"');
}
$background_color = phpthumb_functions::ImageHexColorAllocate($this->gdimg_output, $this->config_background_hexcolor);
ImageFilledRectangle($this->gdimg_output, 0, 0, $this->thumbnail_width, $this->thumbnail_height, $background_color);
}
}
$this->DebugMessage('CreateGDoutput() returning canvas "' . $this->thumbnail_width . 'x' . $this->thumbnail_height . '"', __FILE__, __LINE__);
return true;
}示例6: ImageSY
$yi = ImageSY($image);
// find the size of the text
$box = ImageFTBBox($size, $angle, $font, $text, $extrainfo);
$xr = abs(max($box[2], $box[4]));
$yr = abs(max($box[5], $box[7]));
// compute centering
$x = intval(($xi - $xr) / 2);
$y = intval(($yi + $yr) / 2);
return array($x, $y);
}
$_GET['text'] = 'I <3 PHP!';
// Configuration settings
$image = ImageCreateFromPNG(__DIR__ . '/button.png');
$text = $_GET['text'];
$font = '/Library/Fonts/Hei.ttf';
$size = 24;
$color = 0x0;
$angle = 0;
// Print-centered text
list($x, $y) = ImageFTCenter($image, $size, $angle, $font, $text);
ImageFTText($image, $size, $angle, $x, $y, $color, $font, $text);
// Preserve Transparency
ImageColorTransparent($image, ImageColorAllocateAlpha($image, 0, 0, 0, 127));
ImageAlphaBlending($image, false);
ImageSaveAlpha($image, true);
// Send image
header('Content-type: image/png');
ImagePNG($image);
// Clean up
ImagePSFreeFont($font);
ImageDestroy($image);示例7: createThumb
/**
* Create a thumbnail image
* @param string $fileName The image filename
*/
function createThumb($fileName, $filePath)
{
//copy image
$oldFile = $this->mediaPath . $filePath . $fileName;
$newFile = $this->mediaPath . "thumbs/" . $fileName;
$arrSettings = $this->getSettings();
$arrInfo = getimagesize($oldFile);
//ermittelt die Größe des Bildes
$setSize = $arrSettings['thumbSize']['value'];
$strType = $arrInfo[2];
//type des Bildes
if ($arrInfo[0] >= $setSize || $arrInfo[1] >= $setSize) {
if ($arrInfo[0] <= $arrInfo[1]) {
$intFactor = $arrInfo[1] / $setSize;
$intHeight = $setSize;
$intWidth = $arrInfo[0] / $intFactor;
} else {
$intFactor = $arrInfo[0] / $setSize;
$intResult = $arrInfo[1] / $intFactor;
if ($intResult > $setSize) {
$intHeight = $setSize;
$intWidth = $arrInfo[0] / $intFactor;
} else {
$intWidth = $setSize;
$intHeight = $arrInfo[1] / $intFactor;
}
}
} else {
$intWidth = $arrInfo[0];
$intHeight = $arrInfo[1];
}
if (imagetypes() & IMG_GIF) {
$boolGifEnabled = true;
}
if (imagetypes() & IMG_JPG) {
$boolJpgEnabled = true;
}
if (imagetypes() & IMG_PNG) {
$boolPngEnabled = true;
}
@touch($newFile);
switch ($strType) {
case 1:
//GIF
if ($boolGifEnabled) {
$handleImage1 = ImageCreateFromGif($oldFile);
$handleImage2 = @ImageCreateTrueColor($intWidth, $intHeight);
ImageCopyResampled($handleImage2, $handleImage1, 0, 0, 0, 0, $intWidth, $intHeight, $arrInfo[0], $arrInfo[1]);
ImageGif($handleImage2, $newFile);
ImageDestroy($handleImage1);
ImageDestroy($handleImage2);
}
break;
case 2:
//JPG
if ($boolJpgEnabled) {
$handleImage1 = ImageCreateFromJpeg($oldFile);
$handleImage2 = @ImageCreateTrueColor($intWidth, $intHeight);
ImageCopyResampled($handleImage2, $handleImage1, 0, 0, 0, 0, $intWidth, $intHeight, $arrInfo[0], $arrInfo[1]);
ImageJpeg($handleImage2, $newFile, 95);
ImageDestroy($handleImage1);
ImageDestroy($handleImage2);
}
break;
case 3:
//PNG
if ($boolPngEnabled) {
$handleImage1 = ImageCreateFromPNG($oldFile);
ImageAlphaBlending($handleImage1, true);
ImageSaveAlpha($handleImage1, true);
$handleImage2 = @ImageCreateTrueColor($intWidth, $intHeight);
ImageCopyResampled($handleImage2, $handleImage1, 0, 0, 0, 0, $intWidth, $intHeight, $arrInfo[0], $arrInfo[1]);
ImagePNG($handleImage2, $newFile);
ImageDestroy($handleImage1);
ImageDestroy($handleImage2);
}
break;
}
}示例8: elseif
} elseif (@$_GET['new']) {
// generate a blank image resource of the specified size/background color/opacity
if ($phpThumb->w <= 0 || $phpThumb->h <= 0) {
$phpThumb->ErrorImage('"w" and "h" parameters required for "new"');
}
@(list($bghexcolor, $opacity) = explode('|', $_GET['new']));
if (!phpthumb_functions::IsHexColor($bghexcolor)) {
$phpThumb->ErrorImage('BGcolor parameter for "new" is not valid');
}
$opacity = strlen($opacity) ? $opacity : 100;
if ($phpThumb->gdimg_source = phpthumb_functions::ImageCreateFunction($phpThumb->w, $phpThumb->h)) {
$alpha = (100 - min(100, max(0, $opacity))) * 1.27;
if ($alpha) {
$phpThumb->setParameter('is_alpha', true);
ImageAlphaBlending($phpThumb->gdimg_source, false);
ImageSaveAlpha($phpThumb->gdimg_source, true);
}
$new_background_color = phpthumb_functions::ImageHexColorAllocate($phpThumb->gdimg_source, $bghexcolor, false, $alpha);
ImageFilledRectangle($phpThumb->gdimg_source, 0, 0, $phpThumb->w, $phpThumb->h, $new_background_color);
} else {
$phpThumb->ErrorImage('failed to create "new" image (' . $phpThumb->w . 'x' . $phpThumb->h . ')');
}
} elseif (!$phpThumb->src) {
$phpThumb->ErrorImage('Usage: ' . $_SERVER['PHP_SELF'] . '?src=/path/and/filename.jpg' . "\n" . 'read Usage comments for details');
} elseif (preg_match('/^(f|ht)tp\\:\\/\\//i', $phpThumb->src)) {
$phpThumb->DebugMessage('$phpThumb->src (' . $phpThumb->src . ') is remote image, attempting to download', __FILE__, __LINE__);
if ($phpThumb->config_http_user_agent) {
$phpThumb->DebugMessage('Setting "user_agent" to "' . $phpThumb->config_http_user_agent . '"', __FILE__, __LINE__);
ini_set('user_agent', $phpThumb->config_http_user_agent);
}
$cleanedupurl = phpthumb_functions::CleanUpURLencoding($phpThumb->src);示例9: rotate
public function rotate($value = 90, $bgColor = 'transparent')
{
# Author: Jarrod Oberto
# Date: 07-05-2011
# Purpose: Rotate image
# Param in: (mixed) $degrees: (int) number of degress to rotate image
# (str) param "left": rotate left
# (str) param "right": rotate right
# (str) param "upside": upside-down image
# Param out:
# Reference:
# Notes: The default direction of imageRotate() is counter clockwise.
#
if ($this->imageResized) {
if (is_integer($value)) {
$degrees = $value;
}
// *** Convert color
$rgbArray = $this->formatColor($bgColor);
$r = $rgbArray['r'];
$g = $rgbArray['g'];
$b = $rgbArray['b'];
if (isset($rgbArray['a'])) {
$a = $rgbArray['a'];
}
if (is_string($value)) {
$value = strtolower($value);
switch ($value) {
case 'left':
$degrees = 90;
break;
case 'right':
$degrees = 270;
break;
case 'upside':
$degrees = 180;
break;
default:
break;
}
}
// *** The default direction of imageRotate() is counter clockwise
// * This makes it clockwise
$degrees = 360 - $degrees;
// *** Create background color
$bg = ImageColorAllocateAlpha($this->imageResized, $r, $g, $b, $a);
// *** Fill with background
ImageFill($this->imageResized, 0, 0, $bg);
// *** Rotate
$this->imageResized = imagerotate($this->imageResized, $degrees, $bg);
// Rotate 45 degrees and allocated the transparent colour as the one to make transparent (obviously)
// Ensure alpha transparency
ImageSaveAlpha($this->imageResized, true);
}
}示例10: ImageResize
function ImageResize($image, $paras){
$xcount = ImageSX($image);
$ycount = ImageSY($image);
if ($paras["width"]){
$newwidth = $paras["width"];
}
if ($paras["height"]){
$newheight = $paras["height"];
}
if ($newwidth && !$newheight){
$newheight = round($ycount / ($xcount / $newwidth));
}
if ($newheight && !$newwidth){
$newwidth = round($xcount / ($ycount / $newheight));
}
$newimage = ImageCreateTrueColor($newwidth, $newheight);
ImageAlphaBlending($newimage, false);
ImageSaveAlpha($newimage, true);
ImageCopyResampled($newimage, $image, 0, 0, 0, 0, $newwidth, $newheight, $xcount, $ycount);
return $newimage;
}示例11: reduire_image
//.........这里部分代码省略.........
$img->setImageFormat("png");
$img->setCompression(Imagick::COMPRESSION_LZW);
$img->setCompressionQuality(90);
$contenu_vignette = $img->getImageBlob();
} catch (Exception $ex) {
$error = true;
}
unlink($fichier_tmp);
}
if ($error) {
$size = @getimagesize($bidon);
/* ".gif"=>"1",
".jpg"=>"2",
".jpeg"=>"2",
".png"=>"3",
".swf"=>"4",
".psd"=>"5",
".bmp"=>"6");
*/
switch ($size[2]) {
case 1:
$src_img = imagecreatefromgif($bidon);
break;
case 2:
$src_img = imagecreatefromjpeg($bidon);
break;
case 3:
$src_img = imagecreatefrompng($bidon);
break;
case 6:
$src_img = imagecreatefromwbmp($bidon);
break;
default:
break;
}
$erreur_vignette = 0;
if ($src_img) {
$rs = $pmb_vignette_x / $pmb_vignette_y;
$taillex = imagesx($src_img);
$tailley = imagesy($src_img);
if (!$taillex || !$tailley) {
return "";
}
if ($taillex > $pmb_vignette_x || $tailley > $pmb_vignette_y) {
$r = $taillex / $tailley;
if ($r < 1 && $rs < 1) {
//Si x plus petit que y et taille finale portrait
//Si le format final est plus large en proportion
if ($rs > $r) {
$new_h = $pmb_vignette_y;
$new_w = $new_h * $r;
} else {
$new_w = $pmb_vignette_x;
$new_h = $new_w / $r;
}
} else {
if ($r < 1 && $rs >= 1) {
//Si x plus petit que y et taille finale paysage
$new_h = $pmb_vignette_y;
$new_w = $new_h * $r;
} else {
if ($r > 1 && $rs < 1) {
//Si x plus grand que y et taille finale portrait
$new_w = $pmb_vignette_x;
$new_h = $new_w / $r;
} else {
//Si x plus grand que y et taille finale paysage
if ($rs < $r) {
$new_w = $pmb_vignette_x;
$new_h = $new_w / $r;
} else {
$new_h = $pmb_vignette_y;
$new_w = $new_h * $r;
}
}
}
}
} else {
$new_h = $tailley;
$new_w = $taillex;
}
$dst_img = imagecreatetruecolor($pmb_vignette_x, $pmb_vignette_y);
ImageSaveAlpha($dst_img, true);
ImageAlphaBlending($dst_img, false);
imagefilledrectangle($dst_img, 0, 0, $pmb_vignette_x, $pmb_vignette_y, imagecolorallocatealpha($dst_img, 0, 0, 0, 127));
imagecopyresized($dst_img, $src_img, round(($pmb_vignette_x - $new_w) / 2), round(($pmb_vignette_y - $new_h) / 2), 0, 0, $new_w, $new_h, ImageSX($src_img), ImageSY($src_img));
imagepng($dst_img, "{$base_path}/temp/" . SESSid);
$fp = fopen("{$base_path}/temp/" . SESSid, "r");
$contenu_vignette = fread($fp, filesize("{$base_path}/temp/" . SESSid));
if (!$fp || $contenu_vignette == "") {
$erreur_vignette++;
}
fclose($fp);
unlink("{$base_path}/temp/" . SESSid);
} else {
$contenu_vignette = '';
}
}
return $contenu_vignette;
}示例12: imagecreatefromstring
function &reduire_image_middle(&$data)
{
global $opac_photo_mean_size_x;
global $opac_photo_mean_size_y;
global $opac_photo_watermark;
global $opac_photo_watermark_transparency;
if ($opac_photo_watermark_transparency == "") {
$opac_photo_watermark_transparency = 50;
}
$src_img = imagecreatefromstring($data);
if ($src_img) {
$photo_mean_size_x = imagesx($src_img);
$photo_mean_size_y = imagesy($src_img);
} else {
$photo_mean_size_x = 200;
$photo_mean_size_y = 200;
}
if ($opac_photo_mean_size_x) {
$photo_mean_size_x = $opac_photo_mean_size_x;
}
if ($opac_photo_mean_size_y) {
$photo_mean_size_y = $opac_photo_mean_size_y;
}
if ($opac_photo_watermark) {
$size = @getimagesize("images/" . $opac_photo_watermark);
/* ".gif"=>"1",
".jpg"=>"2",
".jpeg"=>"2",
".png"=>"3",
".swf"=>"4",
".psd"=>"5",
".bmp"=>"6");
*/
switch ($size[2]) {
case 1:
$wat_img = imagecreatefromgif("images/" . $opac_photo_watermark);
break;
case 2:
$wat_img = imagecreatefromjpeg("images/" . $opac_photo_watermark);
break;
case 3:
$wat_img = imagecreatefrompng("images/" . $opac_photo_watermark);
break;
case 6:
$wat_img = imagecreatefromwbmp("images/" . $opac_photo_watermark);
break;
default:
$wat_img = "";
break;
}
}
$erreur_vignette = 0;
if ($src_img) {
$rs = $photo_mean_size_x / $photo_mean_size_y;
$taillex = imagesx($src_img);
$tailley = imagesy($src_img);
if (!$taillex || !$tailley) {
return "";
}
if ($taillex > $photo_mean_size_x || $tailley > $photo_mean_size_y) {
$r = $taillex / $tailley;
if ($r < 1 && $rs < 1) {
//Si x plus petit que y et taille finale portrait
//Si le format final est plus large en proportion
if ($rs > $r) {
$new_h = $photo_mean_size_y;
$new_w = $new_h * $r;
} else {
$new_w = $photo_mean_size_x;
$new_h = $new_w / $r;
}
} else {
if ($r < 1 && $rs >= 1) {
//Si x plus petit que y et taille finale paysage
$new_h = $photo_mean_size_y;
$new_w = $new_h * $r;
} else {
if ($r > 1 && $rs < 1) {
//Si x plus grand que y et taille finale portrait
$new_w = $photo_mean_size_x;
$new_h = $new_w / $r;
} else {
//Si x plus grand que y et taille finale paysage
if ($rs < $r) {
$new_w = $photo_mean_size_x;
$new_h = $new_w / $r;
} else {
$new_h = $photo_mean_size_y;
$new_w = $new_h * $r;
}
}
}
}
} else {
$new_h = $tailley;
$new_w = $taillex;
}
$dst_img = imagecreatetruecolor($photo_mean_size_x, $photo_mean_size_y);
ImageSaveAlpha($dst_img, true);
ImageAlphaBlending($dst_img, false);
//.........这里部分代码省略.........
示例13: Image
function Image($image, $crop = null, $size = null, $user)
{
$image = ImageCreateFromString(file_get_contents($image));
if (is_resource($image) === true) {
$x = 0;
$y = 0;
$width = imagesx($image);
$height = imagesy($image);
/*
CROP (Aspect Ratio) Section
*/
if (is_null($crop) === true) {
$crop = array($width, $height);
} else {
$crop = array_filter(explode(':', $crop));
if (empty($crop) === true) {
$crop = array($width, $height);
} else {
if (empty($crop[0]) === true || is_numeric($crop[0]) === false) {
$crop[0] = $crop[1];
} else {
if (empty($crop[1]) === true || is_numeric($crop[1]) === false) {
$crop[1] = $crop[0];
}
}
}
$ratio = array(0 => $width / $height, 1 => $crop[0] / $crop[1]);
if ($ratio[0] > $ratio[1]) {
$width = $height * $ratio[1];
$x = (imagesx($image) - $width) / 2;
} else {
if ($ratio[0] < $ratio[1]) {
$height = $width / $ratio[1];
$y = (imagesy($image) - $height) / 2;
}
}
}
/*
Resize Section
*/
if (is_null($size) === true) {
$size = array($width, $height);
} else {
$size = array_filter(explode('x', $size));
if (empty($size) === true) {
$size = array(imagesx($image), imagesy($image));
} else {
if (empty($size[0]) === true || is_numeric($size[0]) === false) {
$size[0] = round($size[1] * $width / $height);
} else {
if (empty($size[1]) === true || is_numeric($size[1]) === false) {
$size[1] = round($size[0] * $height / $width);
}
}
}
}
$result = ImageCreateTrueColor($size[0], $size[1]);
if (is_resource($result) === true) {
ImageSaveAlpha($result, true);
ImageAlphaBlending($result, true);
ImageFill($result, 0, 0, ImageColorAllocate($result, 255, 255, 255));
ImageCopyResampled($result, $image, 0, 0, $x, $y, $size[0], $size[1], $width, $height);
ImageInterlace($result, true);
$file1 = $result;
$file2 = 'sim33.png';
// Second image (the overlay)
$overlay = imagecreatefrompng($file2);
// We need to know the width and height of the overlay
list($widthx, $heightx, $type, $attr) = getimagesize($file2);
// Apply the overlay
imagecopy($file1, $overlay, 0, 0, 0, 0, $widthx, $heightx);
imagedestroy($overlay);
// Output the results
imagejpeg($file1, 'pics/avatar-' . $user . '.jpg', 90);
echo '<img src="pics/avatar-' . $user . '.jpg" alt="">';
imagedestroy($file1);
//ImageJPEG($result, null, 90);
}
}
return false;
}示例14: resizeToDisplay
function resizeToDisplay()
{
$src_img = imagecreatefromstring($this->driver->openCurrentDoc());
if ($src_img) {
$photo_mean_size_x = imagesx($src_img);
$photo_mean_size_y = imagesy($src_img);
} else {
$photo_mean_size_x = 200;
$photo_mean_size_y = 200;
}
$maxX = $this->parameters["size_x"];
$maxY = $this->parameters["size_y"];
if ($maxX) {
$photo_mean_size_x = $maxX;
}
if ($maxY) {
$photo_mean_size_y = $maxY;
}
if ($src_img) {
$rs = $photo_mean_size_x / $photo_mean_size_y;
$taillex = imagesx($src_img);
$tailley = imagesy($src_img);
if (!$taillex || !$tailley) {
return "";
}
if ($taillex > $photo_mean_size_x || $tailley > $photo_mean_size_y) {
$r = $taillex / $tailley;
if ($r < 1 && $rs < 1) {
//Si x plus petit que y et taille finale portrait
//Si le format final est plus large en proportion
if ($rs > $r) {
$new_h = $photo_mean_size_y;
$new_w = $new_h * $r;
} else {
$new_w = $photo_mean_size_x;
$new_h = $new_w / $r;
}
} else {
if ($r < 1 && $rs >= 1) {
//Si x plus petit que y et taille finale paysage
$new_h = $photo_mean_size_y;
$new_w = $new_h * $r;
} else {
if ($r > 1 && $rs < 1) {
//Si x plus grand que y et taille finale portrait
$new_w = $photo_mean_size_x;
$new_h = $new_w / $r;
} else {
//Si x plus grand que y et taille finale paysage
if ($rs < $r) {
$new_w = $photo_mean_size_x;
$new_h = $new_w / $r;
} else {
$new_h = $photo_mean_size_y;
$new_w = $new_h * $r;
}
}
}
}
} else {
$new_h = $tailley;
$new_w = $taillex;
}
$dst_img = imagecreatetruecolor($new_w, $new_h);
ImageSaveAlpha($dst_img, true);
ImageAlphaBlending($dst_img, false);
imagefilledrectangle($dst_img, 0, 0, $photo_mean_size_x, $photo_mean_size_y, imagecolorallocatealpha($dst_img, 0, 0, 0, 127));
imagecopyresized($dst_img, $src_img, 0, 0, 0, 0, $new_w, $new_h, ImageSX($src_img), ImageSY($src_img));
$watermark = $this->driver->getUrlImage($this->parameters['watermark']);
if ($watermark != "") {
$size = @getimagesize($watermark);
switch ($size[2]) {
case 1:
$wat_img = imagecreatefromgif($watermark);
break;
case 2:
$wat_img = imagecreatefromjpeg($watermark);
break;
case 3:
$wat_img = imagecreatefrompng($watermark);
break;
case 6:
$wat_img = imagecreatefromwbmp($watermark);
break;
default:
$wat_img = "";
break;
}
if ($wat_img) {
$wr_img = imagecreatetruecolor($new_w, $new_h);
imagecolortransparent($wr_img, imagecolorallocatealpha($wr_img, 0, 0, 0, 127));
ImageSaveAlpha($wr_img, true);
ImageAlphaBlending($wr_img, false);
imagefilledrectangle($wr_img, 0, 0, $new_w, $new_h, imagecolorallocatealpha($wr_img, 0, 0, 0, 127));
imagecopyresized($wr_img, $wat_img, 0, 0, 0, 0, $new_w, $new_h, ImageSX($wat_img), ImageSY($wat_img));
imagecopymerge($dst_img, $wr_img, 0, 0, 0, 0, $new_w, $new_h, $this->parameters['transparence']);
}
}
imagepng($dst_img);
}
//.........这里部分代码省略.........
示例15: ApplyMask
function ApplyMask(&$gdimg_mask, &$gdimg_image)
{
if (gd_version() < 2) {
$DebugMessage = 'Skipping ApplyMask() because gd_version is "' . gd_version() . '"' . __FILE__ . __LINE__;
return false;
}
if (version_compare_replacement(phpversion(), '4.3.2', '>=')) {
$DebugMessage = 'Using alpha ApplyMask() technique' . __FILE__ . __LINE__;
if ($gdimg_mask_resized = ImageCreateTrueColor(ImageSX($gdimg_image), ImageSY($gdimg_image))) {
ImageCopyResampled($gdimg_mask_resized, $gdimg_mask, 0, 0, 0, 0, ImageSX($gdimg_image), ImageSY($gdimg_image), ImageSX($gdimg_mask), ImageSY($gdimg_mask));
if ($gdimg_mask_blendtemp = ImageCreateTrueColor(ImageSX($gdimg_image), ImageSY($gdimg_image))) {
$color_background = ImageColorAllocate($gdimg_mask_blendtemp, 0, 0, 0);
ImageFilledRectangle($gdimg_mask_blendtemp, 0, 0, ImageSX($gdimg_mask_blendtemp), ImageSY($gdimg_mask_blendtemp), $color_background);
ImageAlphaBlending($gdimg_mask_blendtemp, false);
ImageSaveAlpha($gdimg_mask_blendtemp, true);
for ($x = 0; $x < ImageSX($gdimg_image); $x++) {
for ($y = 0; $y < ImageSY($gdimg_image); $y++) {
//$RealPixel = phpthumb_functions::GetPixelColor($gdimg_mask_blendtemp, $x, $y);
$RealPixel = GetPixelColor($gdimg_image, $x, $y);
$MaskPixel = GrayscalePixel(GetPixelColor($gdimg_mask_resized, $x, $y));
$MaskAlpha = 127 - floor($MaskPixel['red'] / 2) * (1 - $RealPixel['alpha'] / 127);
$newcolor = ImageColorAllocateAlphaSafe($gdimg_mask_blendtemp, $RealPixel['red'], $RealPixel['green'], $RealPixel['blue'], $MaskAlpha);
ImageSetPixel($gdimg_mask_blendtemp, $x, $y, $newcolor);
}
}
ImageAlphaBlending($gdimg_image, false);
ImageSaveAlpha($gdimg_image, true);
ImageCopy($gdimg_image, $gdimg_mask_blendtemp, 0, 0, 0, 0, ImageSX($gdimg_mask_blendtemp), ImageSY($gdimg_mask_blendtemp));
ImageDestroy($gdimg_mask_blendtemp);
} else {
$DebugMessage = 'ImageCreateFunction() failed' . __FILE__ . __LINE__;
}
ImageDestroy($gdimg_mask_resized);
} else {
$DebugMessage = 'ImageCreateFunction() failed' . __FILE__ . __LINE__;
}
} else {
// alpha merging requires PHP v4.3.2+
$DebugMessage = 'Skipping ApplyMask() technique because PHP is v"' . phpversion() . '"' . __FILE__ . __LINE__;
}
return true;
}