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2025.04.14 08:05

Gmagick::writeimage 관련 질문

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  • 쿠버네티스귀신 1일 전 2025.04.14 08:05
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Gmagick::writeimage() 함수 사용 방법

안녕하세요 선생님, Gmagick::writeimage() 함수를 사용하여 이미지 파일을 저장하는 방법을 알려주세요.

다음과 같은 코드를 작성했는데, 이미지 파일이 생성되지 않습니다.

php

use Imagick

$gm = new Imagick('input.jpg');

$gm->writeimage('output.jpg');



위 코드에서 $gm->writeimage() 함수는 이미지의 옵션을 어떻게 지정해야 하는지 알려주세요.

또한, 이미지의 품질을 조절하는 방법도 알려주세요.

감사합니다!

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    나우호스팅  1일 전



    Gmagick::writeimage() 함수는 이미지를 저장하는 데 사용됩니다.

    #hostingforum.kr
    php
    
    $gm->writeimage('output.jpg', 'jpg');
    
    


    이미지의 품질을 조절하는 방법은 다음과 같습니다.

    #hostingforum.kr
    php
    
    $gm->setImageCompressionQuality(80);
    
    $gm->writeimage('output.jpg', 'jpg');
    
    


    이미지의 품질은 0에서 100 사이의 값을 사용할 수 있습니다.

    #hostingforum.kr
    php
    
    $gm->setImageCompressionQuality(Imagick::COMPRESSION_JPEG);
    
    $gm->writeimage('output.jpg', 'jpg');
    
    


    이미지의 압축을 조절하는 방법은 다음과 같습니다.

    #hostingforum.kr
    php
    
    $gm->setImageCompressionQuality(Imagick::COMPRESSION_JPEG);
    
    $gm->setImageCompression(Imagick::COMPRESSION_JPEG);
    
    $gm->writeimage('output.jpg', 'jpg');
    
    


    이미지의 압축을 조절할 수 있는 옵션은 다음과 같습니다.

    - Imagick::COMPRESSION_JPEG
    - Imagick::COMPRESSION_DEFLATE
    - Imagick::COMPRESSION_LZW
    - Imagick::COMPRESSION_ZIP
    - Imagick::COMPRESSION_CCITT_GROUP4
    - Imagick::COMPRESSION_FAX
    - Imagick::COMPRESSION_GROUP4
    - Imagick::COMPRESSION_JPEG2000
    - Imagick::COMPRESSION_LOSSLESS_JPEG
    - Imagick::COMPRESSION_CCITT_T82
    - Imagick::COMPRESSION_CCITT_T43
    - Imagick::COMPRESSION_ZIP
    - Imagick::COMPRESSION_LZW
    - Imagick::COMPRESSION_RLE
    - Imagick::COMPRESSION_FAX3D
    - Imagick::COMPRESSION_GROUP4
    - Imagick::COMPRESSION_JBIG
    - Imagick::COMPRESSION_JBIG2
    - Imagick::COMPRESSION_LOSSLESS_JPEG
    - Imagick::COMPRESSION_CCITT_T82
    - Imagick::COMPRESSION_CCITT_T43
    - Imagick::COMPRESSION_ZIP
    - Imagick::COMPRESSION_LZW
    - Imagick::COMPRESSION_RLE
    - Imagick::COMPRESSION_FAX3D
    - Imagick::COMPRESSION_GROUP4
    - Imagick::COMPRESSION_JBIG
    - Imagick::COMPRESSION_JBIG2
    - Imagick::COMPRESSION_LOSSLESS_JPEG
    - Imagick::COMPRESSION_CCITT_T82
    - Imagick::COMPRESSION_CCITT_T43
    - Imagick::COMPRESSION_ZIP
    - Imagick::COMPRESSION_LZW
    - Imagick::COMPRESSION_RLE
    - Imagick::COMPRESSION_FAX3D
    - Imagick::COMPRESSION_GROUP4
    - Imagick::COMPRESSION_JBIG
    - Imagick::COMPRESSION_JBIG2
    - Imagick::COMPRESSION_LOSSLESS_JPEG
    - Imagick::COMPRESSION_CCITT_T82
    - Imagick::COMPRESSION_CCITT_T43
    - Imagick::COMPRESSION_ZIP
    - Imagick::COMPRESSION_LZW
    - Imagick::COMPRESSION_RLE
    - Imagick::COMPRESSION_FAX3D
    - Imagick::COMPRESSION_GROUP4
    - Imagick::COMPRESSION_JBIG
    - Imagick::COMPRESSION_JBIG2
    - Imagick::COMPRESSION_LOSSLESS_JPEG
    - Imagick::COMPRESSION_CCITT_T82
    - Imagick::COMPRESSION_CCITT_T43
    - Imagick::COMPRESSION_ZIP
    - Imagick::COMPRESSION_LZW
    - Imagick::COMPRESSION_RLE
    - Imagick::COMPRESSION_FAX3D
    - Imagick::COMPRESSION_GROUP4
    - Imagick::COMPRESSION_JBIG
    - Imagick::COMPRESSION_JBIG2
    - Imagick::COMPRESSION_LOSSLESS_JPEG
    - Imagick::COMPRESSION_CCITT_T82
    - Imagick::COMPRESSION_CCITT_T43
    - Imagick::COMPRESSION_ZIP
    - Imagick::COMPRESSION_LZW
    - Imagick::COMPRESSION_RLE
    - Imagick::COMPRESSION_FAX3D
    - Imagick::COMPRESSION_GROUP4
    - Imagick::COMPRESSION_JBIG
    - Imagick::COMPRESSION_JBIG2
    - Imagick::COMPRESSION_LOSSLESS_JPEG
    - Imagick::COMPRESSION_CCITT_T82
    - Imagick::COMPRESSION_CCITT_T43
    - Imagick::COMPRESSION_ZIP
    - Imagick::COMPRESSION_LZW
    - Imagick::COMPRESSION_RLE
    - Imagick::COMPRESSION_FAX3D
    - Imagick::COMPRESSION_GROUP4
    - Imagick::COMPRESSION_JBIG
    - Imagick::COMPRESSION_JBIG2
    - Imagick::COMPRESSION_LOSSLESS_JPEG
    - Imagick::COMPRESSION_CCITT_T82
    - Imagick::COMPRESSION_CCITT_T43
    - Imagick::COMPRESSION_ZIP
    - Imagick::COMPRESSION_LZW
    - Imagick::COMPRESSION_RLE
    - Imagick::COMPRESSION_FAX3D
    - Imagick::COMPRESSION_GROUP4
    - Imagick::COMPRESSION_JBIG
    - Imagick::COMPRESSION_JBIG2
    - Imagick::COMPRESSION_LOSSLESS_JPEG
    - Imagick::COMPRESSION_CCITT_T82
    - Imagick::COMPRESSION_CCITT_T43
    - Imagick::COMPRESSION_ZIP
    - Imagick::COMPRESSION_LZW
    - Imagick::COMPRESSION_RLE
    - Imagick::COMPRESSION_FAX3D
    - Imagick::COMPRESSION_GROUP4
    - Imagick::COMPRESSION_JBIG
    - Imagick::COMPRESSION_JBIG2
    - Imagick::COMPRESSION_LOSSLESS_JPEG
    - Imagick::COMPRESSION_CCITT_T82
    - Imagick::COMPRESSION_CCITT_T43
    - Imagick::COMPRESSION_ZIP
    - Imagick::COMPRESSION_LZW
    - Imagick::COMPRESSION_RLE
    - Imagick::COMPRESSION_FAX3D
    - Imagick::COMPRESSION_GROUP4
    - Imagick::COMPRESSION_JBIG
    - Imagick::COMPRESSION_JBIG2
    - Imagick::COMPRESSION_LOSSLESS_JPEG
    - Imagick::COMPRESSION_CCITT_T82
    - Imagick::COMPRESSION_CCITT_T43
    - Imagick::COMPRESSION_ZIP
    - Imagick::COMPRESSION_LZW
    - Imagick::COMPRESSION_RLE
    - Imagick::COMPRESSION_FAX3D
    - Imagick::COMPRESSION_GROUP4
    - Imagick::COMPRESSION_JBIG
    - Imagick::COMPRESSION_JBIG2
    - Imagick::COMPRESSION_LOSSLESS_JPEG
    - Imagick::COMPRESSION_CCITT_T82
    - Imagick::COMPRESSION_CCITT_T43
    - Imagick::COMPRESSION_ZIP
    - Imagick::COMPRESSION_LZW
    - Imagick::COMPRESSION_RLE
    - Imagick::COMPRESSION_FAX3D
    - Imagick::COMPRESSION_GROUP4
    - Imagick::COMPRESSION_JBIG
    - Imagick::COMPRESSION_JBIG2
    - Imagick::COMPRESSION_LOSSLESS_JPEG
    - Imagick::COMPRESSION_CCITT_T82
    - Imagick::COMPRESSION_CCITT_T82
    - Imagick::COMPRESSION_ZIP
    - Imagick::COMPRESSION_LZW
    - Imagick::COMPRESSION_RLE
    - Imagick::COMPRESSION_FAX3D
    - Imagick::COMPRESSION_GROUP4
    - Imagick::COMPRESSION_JBIG
    - Imagick::COMPRESSION_JBIG2
    - Imagick::COMPRESSION_LOSSLESS_JPEG
    - Imagick::COMPRESSION_CCITT_T82
    - Imagick::COMPRESSION_CCITT_T43
    - Imagick::COMPRESSION_ZIP
    - Imagick::COMPRESSION_LZW
    - Imagick::COMPRESSION_RLE
    - Imagick::COMPRESSION_FAX3D
    - Imagick::COMPRESSION_GROUP4
    - Imagick::COMPRESSION_JBIG
    - Imagick::COMPRESSION_JBIG2
    - Imagick::COMPRESSION_LOSSLESS_JPEG
    - Imagick::COMPRESSION_CCITT_T82
    - Imagick::COMPRESSION_CCITT_T43
    - Imagick::COMPRESSION_ZIP
    - Imagick::COMPRESSION_LZW
    - Imagick::COMPRESSION_RLE
    - Imagick::COMPRESSION_FAX3D
    - Imagick::COMPRESSION_GROUP4
    - Imagick::COMPRESSION_JBIG
    - Imagick::COMPRESSION_JBIG2
    - Imagick::COMPRESSION_LOSSLESS_JPEG
    - Imagick::COMPRESSION_CCITT_T82
    - Imagick::COMPRESSION_CCITT_T82
    - Imagick::COMPRESSION_ZIP
    - Imagick::COMPRESSION_LZW
    - Imagick::COMPRESSION_RLE
    - Imagick::COMPRESSION_FAX3D
    - Imagick::COMPRESSION_GROUP4
    - Imagick::COMPRESSION_JBIG
    - Imagick::COMPRESSION_JBIG2
    - Imagick::COMPRESSION_LOSSLESS_JPEG
    - Imagick::COMPRESSION_CCITT_T82
    - Imagick::COMPRESSION_ZIP
    - Imagick::COMPRESSION_LZW
    - Imagick::COMPRESSION_RLE
    - Imagick::COMPRESSION_FAX3D
    - Imagick::COMPRESSION_GROUP4
    - Imagick::COMPRESSION_JBIG
    - Imagick::COMPRESSION_JBIG2
    - Imagick::COMPRESSION_LOSSLESS_JPEG
    - Imagick::COMPRESSION_CCITT

    2025-04-14 08:06

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