PHP 는 Imagick 재단/미리 보기 그림 생 성/워 터 마크 추가 자동 검색 및 처리 GIF
다음 과 같은 미리 보기 그림 을 방위 별로 생 성 할 수 있 습 니 다.
//
$image->resize_to(100, 100, 'north_west');
//
$image->resize_to(100, 100, 'east');
...
더 많은 매개 변수 원본 코드 보기원 도
효과 그림:
호출 방식:
include 'imagick.class.php';
$image = new lib_image_imagick();
$image->open('a.gif');
$image->resize_to(100, 100, 'scale_fill');
$image->add_text('1024i.com', 10, 20);
$image->add_watermark('1024i.gif', 10, 50);
$image->save_to('x.gif');
imagick.class.php
<?php
/*
@ : : 2012 1 18
@ : 1024 intelligence ( http://www.1024i.com )
, .
, , Lou Barnes([email protected])
*/
class lib_image_imagick
{
private $image = null;
private $type = null;
//
public function __construct(){}
//
public function __destruct()
{
if($this->image!==null) $this->image->destroy();
}
//
public function open($path)
{
$this->image = new Imagick( $path );
if($this->image)
{
$this->type = strtolower($this->image->getImageFormat());
}
return $this->image;
}
public function crop($x=0, $y=0, $width=null, $height=null)
{
if($width==null) $width = $this->image->getImageWidth()-$x;
if($height==null) $height = $this->image->getImageHeight()-$y;
if($width<=0 || $height<=0) return;
if($this->type=='gif')
{
$image = $this->image;
$canvas = new Imagick();
$images = $image->coalesceImages();
foreach($images as $frame){
$img = new Imagick();
$img->readImageBlob($frame);
$img->cropImage($width, $height, $x, $y);
$canvas->addImage( $img );
$canvas->setImageDelay( $img->getImageDelay() );
$canvas->setImagePage($width, $height, 0, 0);
}
$image->destroy();
$this->image = $canvas;
}
else
{
$this->image->cropImage($width, $height, $x, $y);
}
}
/*
*
$fit:
'force': $width X $height
'scale': $width X $height , $width X $height
'scale_fill': $width X $height , , $bg_color = array(255,255,255)( , , , ) (0 -127 ))
: $width X $height
$fit = 'force','scale','scale_fill' :
$fit = ,
:
north_west north north_east
west center east
south_west south south_east
*/
public function resize_to($width = 100, $height = 100, $fit = 'center', $fill_color = array(255,255,255,0) )
{
switch($fit)
{
case 'force':
if($this->type=='gif')
{
$image = $this->image;
$canvas = new Imagick();
$images = $image->coalesceImages();
foreach($images as $frame){
$img = new Imagick();
$img->readImageBlob($frame);
$img->thumbnailImage( $width, $height, false );
$canvas->addImage( $img );
$canvas->setImageDelay( $img->getImageDelay() );
}
$image->destroy();
$this->image = $canvas;
}
else
{
$this->image->thumbnailImage( $width, $height, false );
}
break;
case 'scale':
if($this->type=='gif')
{
$image = $this->image;
$images = $image->coalesceImages();
$canvas = new Imagick();
foreach($images as $frame){
$img = new Imagick();
$img->readImageBlob($frame);
$img->thumbnailImage( $width, $height, true );
$canvas->addImage( $img );
$canvas->setImageDelay( $img->getImageDelay() );
}
$image->destroy();
$this->image = $canvas;
}
else
{
$this->image->thumbnailImage( $width, $height, true );
}
break;
case 'scale_fill':
$size = $this->image->getImagePage();
$src_width = $size['width'];
$src_height = $size['height'];
$x = 0;
$y = 0;
$dst_width = $width;
$dst_height = $height;
if($src_width*$height > $src_height*$width)
{
$dst_height = intval($width*$src_height/$src_width);
$y = intval( ($height-$dst_height)/2 );
}
else
{
$dst_width = intval($height*$src_width/$src_height);
$x = intval( ($width-$dst_width)/2 );
}
$image = $this->image;
$canvas = new Imagick();
$color = 'rgba('.$fill_color[0].','.$fill_color[1].','.$fill_color[2].','.$fill_color[3].')';
if($this->type=='gif')
{
$images = $image->coalesceImages();
foreach($images as $frame)
{
$frame->thumbnailImage( $width, $height, true );
$draw = new ImagickDraw();
$draw->composite($frame->getImageCompose(), $x, $y, $dst_width, $dst_height, $frame);
$img = new Imagick();
$img->newImage($width, $height, $color, 'gif');
$img->drawImage($draw);
$canvas->addImage( $img );
$canvas->setImageDelay( $img->getImageDelay() );
$canvas->setImagePage($width, $height, 0, 0);
}
}
else
{
$image->thumbnailImage( $width, $height, true );
$draw = new ImagickDraw();
$draw->composite($image->getImageCompose(), $x, $y, $dst_width, $dst_height, $image);
$canvas->newImage($width, $height, $color, $this->get_type() );
$canvas->drawImage($draw);
$canvas->setImagePage($width, $height, 0, 0);
}
$image->destroy();
$this->image = $canvas;
break;
default:
$size = $this->image->getImagePage();
$src_width = $size['width'];
$src_height = $size['height'];
$crop_x = 0;
$crop_y = 0;
$crop_w = $src_width;
$crop_h = $src_height;
if($src_width*$height > $src_height*$width)
{
$crop_w = intval($src_height*$width/$height);
}
else
{
$crop_h = intval($src_width*$height/$width);
}
switch($fit)
{
case 'north_west':
$crop_x = 0;
$crop_y = 0;
break;
case 'north':
$crop_x = intval( ($src_width-$crop_w)/2 );
$crop_y = 0;
break;
case 'north_east':
$crop_x = $src_width-$crop_w;
$crop_y = 0;
break;
case 'west':
$crop_x = 0;
$crop_y = intval( ($src_height-$crop_h)/2 );
break;
case 'center':
$crop_x = intval( ($src_width-$crop_w)/2 );
$crop_y = intval( ($src_height-$crop_h)/2 );
break;
case 'east':
$crop_x = $src_width-$crop_w;
$crop_y = intval( ($src_height-$crop_h)/2 );
break;
case 'south_west':
$crop_x = 0;
$crop_y = $src_height-$crop_h;
break;
case 'south':
$crop_x = intval( ($src_width-$crop_w)/2 );
$crop_y = $src_height-$crop_h;
break;
case 'south_east':
$crop_x = $src_width-$crop_w;
$crop_y = $src_height-$crop_h;
break;
default:
$crop_x = intval( ($src_width-$crop_w)/2 );
$crop_y = intval( ($src_height-$crop_h)/2 );
}
$image = $this->image;
$canvas = new Imagick();
if($this->type=='gif')
{
$images = $image->coalesceImages();
foreach($images as $frame){
$img = new Imagick();
$img->readImageBlob($frame);
$img->cropImage($crop_w, $crop_h, $crop_x, $crop_y);
$img->thumbnailImage( $width, $height, true );
$canvas->addImage( $img );
$canvas->setImageDelay( $img->getImageDelay() );
$canvas->setImagePage($width, $height, 0, 0);
}
}
else
{
$image->cropImage($crop_w, $crop_h, $crop_x, $crop_y);
$image->thumbnailImage( $width, $height, true );
$canvas->addImage( $image );
$canvas->setImagePage($width, $height, 0, 0);
}
$image->destroy();
$this->image = $canvas;
}
}
//
public function add_watermark($path, $x = 0, $y = 0)
{
$watermark = new Imagick($path);
$draw = new ImagickDraw();
$draw->composite($watermark->getImageCompose(), $x, $y, $watermark->getImageWidth(), $watermark->getimageheight(), $watermark);
if($this->type=='gif')
{
$image = $this->image;
$canvas = new Imagick();
$images = $image->coalesceImages();
foreach($image as $frame)
{
$img = new Imagick();
$img->readImageBlob($frame);
$img->drawImage($draw);
$canvas->addImage( $img );
$canvas->setImageDelay( $img->getImageDelay() );
}
$image->destroy();
$this->image = $canvas;
}
else
{
$this->image->drawImage($draw);
}
}
//
public function add_text($text, $x = 0 , $y = 0, $angle=0, $style=array())
{
$draw = new ImagickDraw();
if(isset($style['font'])) $draw->setFont($style['font']);
if(isset($style['font_size'])) $draw->setFontSize($style['font_size']);
if(isset($style['fill_color'])) $draw->setFillColor($style['fill_color']);
if(isset($style['under_color'])) $draw->setTextUnderColor($style['under_color']);
if($this->type=='gif')
{
foreach($this->image as $frame)
{
$frame->annotateImage($draw, $x, $y, $angle, $text);
}
}
else
{
$this->image->annotateImage($draw, $x, $y, $angle, $text);
}
}
//
public function save_to( $path )
{
if($this->type=='gif')
{
$this->image->writeImages($path, true);
}
else
{
$this->image->writeImage($path);
}
}
//
public function output($header = true)
{
if($header) header('Content-type: '.$this->type);
echo $this->image->getImagesBlob();
}
public function get_width()
{
$size = $this->image->getImagePage();
return $size['width'];
}
public function get_height()
{
$size = $this->image->getImagePage();
return $size['height'];
}
// ,
public function set_type( $type='png' )
{
$this->type = $type;
$this->image->setImageFormat( $type );
}
//
public function get_type()
{
return $this->type;
}
//
public function is_image()
{
if( $this->image )
return true;
else
return false;
}
public function thumbnail($width = 100, $height = 100, $fit = true){ $this->image->thumbnailImage( $width, $height, $fit );} // $fit $width X $height
/*
$width:
$height:
$color: : RGB 'rgb(255,0,0)' 16 '#FF0000' 'white'/'red'...
*/
public function border($width, $height, $color='rgb(220, 220, 220)')
{
$color=new ImagickPixel();
$color->setColor($color);
$this->image->borderImage($color, $width, $height);
}
public function blur($radius, $sigma){$this->image->blurImage($radius, $sigma);} //
public function gaussian_blur($radius, $sigma){$this->image->gaussianBlurImage($radius, $sigma);} //
public function motion_blur($radius, $sigma, $angle){$this->image->motionBlurImage($radius, $sigma, $angle);} //
public function radial_blur($radius){$this->image->radialBlurImage($radius);} //
public function add_noise($type=null){$this->image->addNoiseImage($type==null?imagick::NOISE_IMPULSE:$type);} //
public function level($black_point, $gamma, $white_point){$this->image->levelImage($black_point, $gamma, $white_point);} //
public function modulate($brightness, $saturation, $hue){$this->image->modulateImage($brightness, $saturation, $hue);} // 、 、
public function charcoal($radius, $sigma){$this->image->charcoalImage($radius, $sigma);} //
public function oil_paint($radius){$this->image->oilPaintImage($radius);} //
public function flop(){$this->image->flopImage();} //
public function flip(){$this->image->flipImage();} //
}
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