本文整理汇总了PHP中imagegd2函数的典型用法代码示例。如果您正苦于以下问题：PHP imagegd2函数的具体用法？PHP imagegd2怎么用？PHP imagegd2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imagegd2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: making
public function making($dst_w, $dst_h)
{
$thumb_img = imagecreatetruecolor($dst_w, $dst_h);
imagecopyresampled($thumb_img, $this->image, 0, 0, 0, 0, $dst_w, $dst_h, $this->width, $this->height);
ob_start();
switch ($this->_mimetype) {
case "gd2":
imagegd2($thumb_img, null, 100);
break;
case "gd":
imagegd($thumb_img, null, 100);
break;
case "gif":
imagegif($thumb_img, null, 100);
break;
case "jpeg":
imagejpeg($thumb_img, null, 100);
break;
case "jpg":
imagejpeg($thumb_img, null, 100);
break;
case "png":
imagepng($thumb_img, null, 9);
break;
case "webp":
imagewebp($thumb_img, null, 100);
break;
default:
throw new \yii\base\NotSupportedException("Unsupport imageX method!");
break;
}
imagedestroy($this->image);
//destory origin
return ob_get_clean();
//返回二进制数据流
}示例2: save
/**
* Saves the image to a file
*
* @param GDImage_Image $img
* @param string $uri
* @param integer $chunk_size
* @param integer $type
*/
function save($handle, $uri = null, $chunk_size = null, $type = null)
{
ob_start();
imagegd2($handle, null, $chunk_size, $type);
$imageBuffer = ob_get_contents();
ob_end_clean();
JFile::write($uri, $imageBuffer);
}示例3: cloneGdResource
/**
* Workarround method for cloning a GD2 image resource.
*
* @param resource $resource
*
* @return resource
*/
private function cloneGdResource($resource)
{
ob_start();
imagegd2($resource);
$clone = imagecreatefromstring(ob_get_clean());
// Only works for images with transparency if we set these
imagealphablending($clone, false);
imagesavealpha($clone, true);
return $clone;
}示例4: toBinaryData
/**
* Returns the binary data for the image.
*
* @return string
* @author Oliver Lillie
*/
public function toBinaryData()
{
$gd = $this->toGdImage();
if ($gd !== false) {
ob_start();
imagegd2($gd);
return ob_get_clean();
}
return false;
}示例5: readFileOk
/**
* @test
*/
public function readFileOk()
{
$file = ROOT . '/test/assets/images/file2.png';
$resource = $this->reader->read($file);
ob_start();
imagegd2($resource->getRaw());
$contents = md5(ob_get_clean());
ob_start();
$fromGd = imagecreatefrompng($file);
imagegd2($fromGd);
$expected = md5(ob_get_clean());
$this->assertEquals($expected, $contents);
}示例6: compress
/**
* 按比例压缩图片
* @param int $percent
* @return string 二进制数据流
*/
public function compress($percent)
{
$image = imagecreatefromstring($this->_StreamData);
$width = imagesx($image);
//原图width
$height = imagesy($image);
//原图height
$t_w = $percent * $width;
//缩略图width
$t_h = $percent * $height;
//缩略图height
$thumb_img = imagecreatetruecolor($t_w, $t_h);
imagecopyresampled($thumb_img, $image, 0, 0, 0, 0, $t_w, $t_h, $width, $height);
ob_start();
switch ($this->_mimetype) {
case "gd2":
imagegd2($thumb_img, null, 100);
break;
case "gd":
imagegd($thumb_img, null, 100);
break;
case "gif":
imagegif($thumb_img, null, 100);
break;
case "jpeg":
imagejpeg($thumb_img, null, 100);
break;
case "jpg":
imagejpeg($thumb_img, null, 100);
break;
case "png":
imagepng($thumb_img, null, 100);
break;
default:
throw new \yii\base\NotSupportedException("Unsupport imageX method!");
break;
}
imagedestroy($image);
//destory origin
return ob_get_clean();
//返回二进制数据流
}示例7: set
/** {@inheritdoc} */
public function set($z, $x, $y, $img)
{
ob_start();
imagegd2($img);
$data = ob_get_clean();
$z = (int) $z;
$x = (int) $x;
$y = (int) $y;
$result = $this->get($z, $x, $y);
if ($result) {
$stmt = $this->db->prepare("UPDATE tiledata SET image = :image WHERE z = :z AND x = :x AND y = :y;");
} else {
$stmt = $this->db->prepare("INSERT INTO tiledata (z, x, y, image) VALUES(:z, :x, :y, :image);");
}
$stmt->bindValue('z', $x, \SQLITE3_INTEGER);
$stmt->bindValue('x', $z, \SQLITE3_INTEGER);
$stmt->bindValue('y', $y, \SQLITE3_INTEGER);
$stmt->bindValue('image', $data, \SQLITE3_BLOB);
$stmt->execute();
}示例8: copyResampledPart
/**
* Neues Bild Stueckweise erstellen
*/
private function copyResampledPart(&$image, &$newImage, $newImageInfo, $newWidth, $newHeight, $dst_x, $dst_y, $src_x, $src_y, $dst_w, $dst_h, $src_w, $src_h, $bgColor = null)
{
// Breite und Hoehe angegeben?
if ($newWidth <= 0 && $newHeight <= 0) {
// Fehler
return;
}
// temporaeres Verzeichnis vorhanden
if (!empty($this->tempDir) && file_exists($this->tempDir)) {
// Ja -> verwenden
$tmpDir = $this->tempDir;
} else {
// Nein -> temporaeres Verzeichnis des Systems verwenden
$tmpDir = sys_get_temp_dir();
}
// Maximial Breite der einzelnen Bereich ermitteln
$partWidth = 50;
$maxUsedMemory = $this->getMemoryLimit() - memory_get_usage();
if ($maxUsedMemory > 0) {
do {
$partWidth = $newImageInfo['width'] = (int) ceil($newImageInfo['width'] / 2);
$requiredMemory = $this->getRequiredMemory($newImageInfo);
} while ($partWidth > 50 && $maxUsedMemory < $requiredMemory);
}
if ($partWidth < 50) {
$partWidth = 50;
}
// Bild in einzelne Bereich zerlegen
$partImages = array();
$partX = 0;
while ($partX < $newWidth) {
$partImage = null;
$success = $this->doCopyResampled($image, $partImage, $this->imageType, $partWidth, $newHeight, $dst_x - $partX, $dst_y, $src_x, $src_y, $dst_w, $dst_h, $src_w, $src_h, $bgColor);
if ($success && $partImage) {
$temp_file = tempnam($tmpDir, 'part_img_');
if (!imagegd2($partImage, $temp_file)) {
return false;
}
$partImages[] = array('x' => $partX, 'file' => $temp_file);
imagedestroy($partImage);
gc_collect_cycles();
} else {
return false;
}
$partX += $partWidth;
}
// Originalbild schliessen
imagedestroy($image);
gc_collect_cycles();
$image = null;
// neues Bild erstellen
$newImage = imagecreatetruecolor($newWidth, $newHeight);
if (!$newImage) {
return false;
}
// Neues Bild aus den einzelne Bereich erstellen
$first = true;
foreach ($partImages as $nextPart) {
$partImage = imagecreatefromgd2($nextPart['file']);
unlink($nextPart['file']);
if ($newImage && $partImage) {
$this->doCopyResampled($partImage, $newImage, $this->imageType, $newWidth, $newHeight, $nextPart['x'], 0, 0, 0, $partWidth, $newHeight, $partWidth, $newHeight, $bgColor, $first);
}
if ($partImage) {
imagedestroy($partImage);
}
$first = false;
}
// Status zurueckgeben
return $newImage ? true : false;
}示例9: saveToGD2
public function saveToGD2($_filename)
{
if (file_exists($_filename)) {
unlink($_filename);
}
$result = imagegd2($this->resource, $_filename);
if ($result === false) {
throw new \UnexpectedValueException("fail to save");
}
}示例10: gdImageToBinaryData
protected function gdImageToBinaryData($gdImage)
{
ob_start();
imagegd2($gdImage);
return ob_get_clean();
}示例11: saveImage
/**
* Prints the Image
*
* @param string $name
* @param string $directory
* @param string $imageType
*/
private function saveImage($name, $directory, $imageType = 'png', $foreground = null)
{
switch ($imageType) {
case 'jpg':
case 'jpeg':
imagejpeg($this->imageProperties[0], $directory . DIRECTORY_SEPARATOR . $name . '.' . $imageType);
break;
case 'gif':
imagegif($this->imageProperties[0], $directory . DIRECTORY_SEPARATOR . $name . '.' . $imageType);
break;
case 'gd':
imagegd($this->imageProperties[0], $directory . DIRECTORY_SEPARATOR . $name . '.' . $imageType);
break;
case 'gd2':
imagegd2($this->imageProperties[0], $directory . DIRECTORY_SEPARATOR . $name . '.' . $imageType);
break;
case 'webp':
imagewebp($this->imageProperties[0], $directory . DIRECTORY_SEPARATOR . $name . '.' . $imageType);
break;
case 'wbmp':
imagewbmp($this->imageProperties[0], $directory . DIRECTORY_SEPARATOR . $name . '.' . $imageType, $foreground);
break;
case 'xbm':
imagexbm($this->imageProperties[0], $directory . DIRECTORY_SEPARATOR . $name . '.' . $imageType, $foreground);
break;
case 'svg':
default:
imagepng($this->imageProperties[0], $directory . DIRECTORY_SEPARATOR . $name . '.' . $imageType);
}
imagedestroy($this->imageProperties[0]);
}示例12: dirname
<?php
$cwd = dirname(__FILE__);
echo "JPEG to GD1 conversion: ";
echo imagegd(imagecreatefromjpeg($cwd . "/conv_test.jpeg"), $cwd . "/test.gd1") ? 'ok' : 'failed';
echo "\n";
echo "JPEG to GD2 conversion: ";
echo imagegd2(imagecreatefromjpeg($cwd . "/conv_test.jpeg"), $cwd . "/test.gd2") ? 'ok' : 'failed';
echo "\n";
echo "GD1 to JPEG conversion: ";
echo imagejpeg(imagecreatefromgd($cwd . "/test.gd1"), $cwd . "/test_gd1.jpeg") ? 'ok' : 'failed';
echo "\n";
echo "GD2 to JPEG conversion: ";
echo imagejpeg(imagecreatefromgd2($cwd . "/test.gd2"), $cwd . "/test_gd2.jpeg") ? 'ok' : 'failed';
echo "\n";
@unlink($cwd . "/test.gd1");
@unlink($cwd . "/test.gd2");
@unlink($cwd . "/test_gd1.jpeg");
@unlink($cwd . "/test_gd2.jpeg");示例13: output
function output($a_mime = 'image/png')
{
$mime = trim(strtolower($a_mime));
if ($this->m_handle) {
ob_start();
switch ($mime) {
case 'jpg':
case 'jpeg':
case 'image/jpeg':
imagejpeg($this->m_handle);
break;
case 'png':
case 'image/png':
imagepng($this->m_handle);
break;
case 'gif':
case 'image/gif':
imagegif($this->m_handle);
break;
case 'gd':
case 'image/gd':
imagegd($this->m_handle);
break;
case 'gd2':
case 'image/gd2':
imagegd2($this->m_handle);
break;
case 'bmp':
case 'wbmp':
case 'image/bmp':
case 'image/wbmp':
imagewbmp($this->m_handle);
break;
}
ZResponse::getInstance()->setContent(ob_get_contents());
ob_end_clean();
}
ZResponse::getInstance()->setContentType($mime);
}示例14: dirname
<?php
$cwd = dirname(__FILE__);
echo "XPM to GD1 conversion: ";
echo imagegd(imagecreatefromxpm($cwd . "/conv_test.xpm"), $cwd . "/test.gd1") ? 'ok' : 'failed';
echo "\n";
echo "XPM to GD2 conversion: ";
echo imagegd2(imagecreatefromxpm($cwd . "/conv_test.xpm"), $cwd . "/test.gd2") ? 'ok' : 'failed';
echo "\n";
@unlink($cwd . "/test.gd1");
@unlink($cwd . "/test.gd2");示例15: imagecreate
<?php
$image = imagecreate(1, 1);
// 1px image
$tempdir = sys_get_temp_dir() . '/php-gdtest';
if (!file_exists($tempdir) && !is_dir($tempdir)) {
mkdir($tempdir, 0777, true);
}
$userinput = "1";
// from post or get data
$temp = $tempdir . "/test" . $userinput . ".tmp";
echo "\nimagegd2 TEST\n";
imagegd2($image, $temp);
var_dump(file_exists($tempdir . "/test1"));
var_dump(file_exists($tempdir . "/test1.tmp"));
foreach (glob($tempdir . "/test*") as $file) {
unlink($file);
}
error_reporting(0);
$tempdir = sys_get_temp_dir() . '/php-gdtest';
foreach (glob($tempdir . "/test*") as $file) {
unlink($file);
}
rmdir($tempdir);