PHP 강좌PHP 이미지 필터 적용 예시
페이지 정보
최고관리자
쪽지보내기
메일보내기
자기소개
아이디로 검색
전체게시물
작성일 21-06-23 09:46
1,825
0
관련링크
본문
[code]
<?php
@error_reporting( E_ALL );
header("Content-Type: text/html; charset=UTF-8");
$filters = Array(
'IMG_FILTER_NEGATE'=>IMG_FILTER_NEGATE,
'IMG_FILTER_GRAYSCALE'=>IMG_FILTER_GRAYSCALE,
'IMG_FILTER_EDGEDETECT'=>IMG_FILTER_EDGEDETECT,
'IMG_FILTER_EMBOSS'=>IMG_FILTER_EMBOSS,
'IMG_FILTER_GAUSSIAN_BLUR'=>IMG_FILTER_GAUSSIAN_BLUR,
'IMG_FILTER_SELECTIVE_BLUR'=>IMG_FILTER_SELECTIVE_BLUR,
'IMG_FILTER_MEAN_REMOVAL'=>IMG_FILTER_MEAN_REMOVAL
);
$filters2 = Array(
'IMG_FILTER_BRIGHTNESS'=>Array(IMG_FILTER_BRIGHTNESS, 20, 40, 60, 80, 100),
'IMG_FILTER_ConTRAST'=>Array(IMG_FILTER_CONTRAST, 20, 40, 60, 80, 100),
'IMG_FILTER_SMOOTH'=>Array(IMG_FILTER_SMOOTH, -8, -6, -4, -2, 2, 4, 6, 8)
);
$args = range(0, 200, 100);
$face_file = 'study10_face.jpg'; // 얼굴 원본 사진
$i = 1;
foreach($filters as $name => $filter){
$im = @imagecreatefromjpeg($face_file);
imagefilter($im, $filter);
imagepng($im , 'temp/study10_' . $i . '.png');
@imagedestroy($im);
?>
필터 : <?php echo $name; ?><br>
<img src="temp/study10_<?php echo $i; ?>.png"><br><br><br>
<?
$i++;
}
foreach($filters2 as $name => $array){
$filter = array_shift($array);
foreach($array as $level) {
$im = @imagecreatefromjpeg($face_file);
imagefilter($im, $filter, $level);
imagepng($im , 'temp/study10_' . $i . '.png');
@imagedestroy($im);
?>
필터 : <?php echo $name; ?> 레벨 : <?php echo $level; ?> <br>
<img src="temp/study10_<?php echo $i; ?>.png"><br><br><br>
<?
$i++;
}
}
$name = 'IMG_FILTER_COLORIZE';
$filter = IMG_FILTER_COLORIZE;
foreach($args as $args1){
foreach($args as $args2){
foreach($args as $args3){
$im = @imagecreatefromjpeg($face_file);
imagefilter($im, $filter, $args1, $args2, $args3);
imagepng($im , 'temp/study10_' . $i . '.png');
@imagedestroy($im);
?>
필터 : <?php echo $name; ?> R : <?php echo $args1; ?> G : <?php echo $args2; ?> B : <?php echo $args3; ?> <br>
<img src="temp/study10_<?php echo $i; ?>.png"><br><br><br>
<?
$i++;
}
}
}
?>
[/code]
각종 필터 적용시 보여지는 것들을 쉽게 보여주는 예시입니다.
PHP 5.xx 이상 작동하며, GD 라이브러리 설치는 필수입니다.