apt update #更新軟件源
apt install -y libwebp-dev libjpeg-dev libpng-dev libfreetype6-dev #安裝各種庫
docker-php-source extract #解壓源碼
cd /usr/src/php/ext/gd #gd源碼文件夾
docker-php-ext-configure gd --with-webp-dir=/usr/include/webp --with-jpeg-dir=/usr/include --with-png-dir=/usr/include --with-freetype-dir=/usr/include/freetype2 #准備編譯 docker-php-ext-install gd #編譯安裝
php -m | grep gd