Table of Contents
1、安装
2、集成到Laravel
3、配置
4、使用示例
Home Backend Development PHP Tutorial 在 Laravel 5 中集成 Intervention Image 实现对图片的创建、修改和压缩处理

在 Laravel 5 中集成 Intervention Image 实现对图片的创建、修改和压缩处理

Jun 20, 2016 pm 12:35 PM

Intervention Image 是一个PHP图片操作处理库,为图片创建、修改及压缩等处理提供了便捷方式。此外,还提供了服务提供者和门面以便集成到Laravel应用中。

1、安装

安装Intervention Image之前,需要确保PHP版本>=5.4并且安装了Fileinfo扩展,以及GD库(>=2.0)或者Imagick扩展(>=6.5.7)。

我们使用Composer在命令行安装最新版本的Intervention Image:

composer require intervention/image
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2、集成到Laravel

前面已经提到,Intervention Image 提供了相应的服务提供者和门面以便集成到Laravel应用。

安装好Intervention Image后,打开 config/app.php,注册如下服务提供者到 $providers数组:

Intervention\Image\ImageServiceProvider::class
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然后添加如下门面到 $aliaes数组:

'Image' => Intervention\Image\Facades\Image::class
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这样我们就可以在Laravel应用代码中直接使用 Image了。

3、配置

默认情况下,Intervention Image使用PHP的GD库扩展处理所有图片,如果你想要切换到Imagick,你可以将配置文件拉到应用中:

php artisan vendor:publish --provider="Intervention\Image\ImageServiceProviderLaravel5"
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这样对应的配置文件会被拷贝到 config/image.php,这样你可以在该配置文件中修改图片处理驱动配置。

4、使用示例

Route::get('/', function(){    $img = Image::make('foo.jpg')->resize(300, 200);    return $img->response('jpg');});
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更多使用方法请参考 Intervention Image 官方文档: http://image.intervention.io/

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