如何解决调用未定义的函数imagewebpDockerfile,php,gd,webp
我无法在docker容器内启用webp支持。 ¿我在Dockerfile配置中缺少什么?
执行php脚本时出现此错误:
Fatal error: Uncaught Error: Call to undefined function imagewebp()....
执行php -i以查看是否启用了gd:
root@a5e8fec22e8b:/var/www/html# php -i | grep -ia gd
Additional .ini files parsed => /usr/local/etc/php/conf.d/docker-php-ext-gd.ini,gd
GD Support => enabled <--------- GD is enabled
GD Version => bundled (2.1.0 compatible)
gd.jpeg_ignore_warning => 1 => 1
php gd_info输出:
"GD Version":"bundled (2.1.0 compatible)","FreeType Support":true,"FreeType Linkage":"with freetype","GIF Read Support":true,"GIF Create Support":true,"JPEG Support":true,"PNG Support":true,"WBMP Support":true,"XPM Support":false,"XBM Support":true,"WebP Support":false,<----------------------------- :?
"BMP Support":true,"JIS-mapped Japanese Font Support":false
Dockerfile
FROM php:7.2-apache
COPY ./apache2/sites-available/*.conf /etc/apache2/sites-available/
RUN apt-get update && apt-get install --no-install-recommends -y \
wget \
nano \
git \
unzip \
iputils-ping
# Install PHP extensions deps
RUN apt-get update \
&& apt-get install --no-install-recommends -y \
libfreetype6-dev \
libjpeg62-turbo-dev \
libjpeg-dev \
libwebp-dev \
libpng-dev \
libmcrypt-dev \
zlib1g-dev \
libicu-dev \
g++ \
unixodbc-dev \
libxml2-dev \
libaio-dev \
libmemcached-dev \
freetds-dev \
libssl-dev \
openssl \
libsodium-dev
# Install Composer
RUN curl -sS https://getcomposer.org/installer | php -- \
--install-dir=/usr/local/bin \
--filename=composer
# Install PHP extensions
RUN docker-php-ext-configure gd --with-freetype-dir=/usr/include/ --with-jpeg-dir=/usr/include/ --with-webp-dir=/usr/include/ \
&& docker-php-ext-configure pdo_dblib --with-libdir=/lib/x86_64-linux-gnu \
&& pecl install sqlsrv-4.1.6.1 \
&& pecl install pdo_sqlsrv-4.1.6.1 \
&& pecl install redis \
&& pecl install memcached \
&& pecl install -f libsodium \
&& docker-php-ext-install \
iconv \
mbstring \
intl \
gd \
mysqli \
pdo_mysql \
pdo_dblib \
soap \
sockets \
sodium \
zip \
pcntl \
ftp \
&& docker-php-ext-enable \
sqlsrv \
pdo_sqlsrv \
redis \
memcached \
opcache \
gd \
sodium
RUN a2enmod rewrite negotiation
RUN mkdir /home/laravel && \
chown -R www-data:www-data /home/laravel
RUN chown -R www-data:www-data /var/www
RUN service apache2 restart
解决方法
我基于从this repository复制的示例测试了一个简单的Dockerfile。
我的Dockerfile如下所示:
FROM php:7.2-apache
ADD https://raw.githubusercontent.com/mlocati/docker-php-extension-installer/master/install-php-extensions /usr/local/bin/
RUN chmod uga+x /usr/local/bin/install-php-extensions && sync && \
install-php-extensions gd
COPY index.php /var/www/html/
在构建之前,我创建一个php文件index.php,以将其复制到新映像中。
<?php
phpinfo();
?>
然后,我使用以下命令构建并运行我的新映像:
docker build -t php7-with-gd -f Dockerfile .
docker run -d --rm -p 88:80 --name test-phpgd php7-with-gd
我的包含PHP信息的输出页面如下所示。
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