|
 |
|
ภาพใหญ่ให้เป็นภาพเล็ก ให้คมชัดทำอย่างไร ... เราจะย่อภาพใหญ่ resize เป็นภาพเล็ก แล้วให้คมชัดเหมือนภาพใหญ่ ทำอย่างไรครับ |
|
 |
|
|
 |
 |
|
Code (PHP)
<?
$images = "mygirl.jpg";
$new_images = "MyResize/mygirl.jpg";
$width=200; //*** Fix Width & Heigh (Autu caculate) ***//
$size=GetimageSize($images);
$height=round($width*$size[1]/$size[0]);
$images_orig = ImageCreateFromJPEG($images);
$photoX = ImagesX($images_orig);
$photoY = ImagesY($images_orig);
$images_fin = ImageCreateTrueColor($width, $height);
ImageCopyResampled($images_fin, $images_orig, 0, 0, 0, 0, $width+1, $height+1, $photoX, $photoY);
ImageJPEG($images_fin,$new_images);
ImageDestroy($images_orig);
ImageDestroy($images_fin);
?>
<b>Original Size</b><br>
<img src="<?=$images;?>">
<hr>
<b>New Resize</b><br>
<img src="<?=$new_images;?>">
|
 |
 |
 |
 |
Date :
2009-04-25 15:34:00 |
By :
webmaster |
|
 |
 |
 |
 |
|
|
 |
 |
|
 |
 |
 |
|
|
 |
 |
|
Code (PHP)
function jpeg_quality($quality=75)
{
//jpeg quality
$this->img["quality"]=$quality;
}
ปรับ quality เหมือนใน photoshop แต่ต้อง resize ตาม code พี่วินก่อนนะคับ ไม่รู้จะเป็นประโยชน์รึป่าว (ผมเขียนแบบ class นะคับลองปรับๆดูคับ)
|
 |
 |
 |
 |
Date :
2010-03-30 02:35:08 |
By :
exdo |
|
 |
 |
 |
 |
|
|
 |
 |
|
 |
 |
 |
|
|
 |
 |
|
ผมใช้ตัวนี้อยู่ครับ phpthumbnailer
|
 |
 |
 |
 |
Date :
2010-03-30 11:02:42 |
By :
DownsTream |
|
 |
 |
 |
 |
|
|
 |
 |
|
 |
 |
 |
|
|
 |
 |
|
v image class
ผมทำเอาไว้ ย่อขยายได้ชัดเปรี๊ยะ กิน memory น้อยนิดเดียว
Code (PHP)
include(dirname(__FILE__)."/image.php");
$imgfile = dirname(__FILE__)."/image.jpg";
$image = new image($imgfile);
$image->image_zoom = true;// กำหนด true ให้ขยายได้ หากภาพเล็กกว่าที่กำหนด, หากกำหนด false จะเน้นย่ออย่างเดียว
$image->resize(600,500);// กำหนดขนาดใหม่
$image->save(dirname(__FILE__)."/new-resized-image.jpg");
|
 |
 |
 |
 |
Date :
2011-03-22 14:42:21 |
By :
mr.v |
|
 |
 |
 |
 |
|
|
 |
 |
|
 |
 |
 |
|
|
 |
 |
|
resize
เม้นไว้ เผื่อได้ใช้คร้า
ขอบคุณมากมาย
|
 |
 |
 |
 |
Date :
2011-12-07 01:31:37 |
By :
iibuu |
|
 |
 |
 |
 |
|
|
 |
 |
|
 |
 |
|
|
|

|
Load balance : Server 00
|