Title: Thumbnail Upscale
Author: Stanislav Khromov
Published: <strong>2013年8月26日</strong>
Last modified: 2016年7月28日

---

プラグインを検索

![](https://ps.w.org/thumbnail-upscale/assets/banner-772x250.png?rev=762393)

このプラグインは **WordPress の最新3回のメジャーリリースに対してテストされていま
せん**。もうメンテナンスやサポートがされていないかもしれず、最新バージョンの WordPress
で使用した場合は互換性の問題が発生する可能性があります。

![](https://ps.w.org/thumbnail-upscale/assets/icon-256x256.png?rev=1207035)

# Thumbnail Upscale

 作者: [Stanislav Khromov](https://profiles.wordpress.org/khromov/)

[ダウンロード](https://downloads.wordpress.org/plugin/thumbnail-upscale.1.1.zip)

 * [詳細](https://ja.wordpress.org/plugins/thumbnail-upscale/#description)
 * [レビュー](https://ja.wordpress.org/plugins/thumbnail-upscale/#reviews)
 *  [インストール](https://ja.wordpress.org/plugins/thumbnail-upscale/#installation)
 * [開発](https://ja.wordpress.org/plugins/thumbnail-upscale/#developers)

 [サポート](https://wordpress.org/support/plugin/thumbnail-upscale/)

## 説明

This plugin enables upscaling of thumbnails for small media attachments. The default
behaviour of WordPress is to not upscale small images, which means
 you are never
guaranteed a certain size for a thumbnail format. This plugin corrects that and 
upscales small images to the specified thumbnail dimensions. This is beneficial 
in grid layouts where images of different sizes can make the grid malfunction.

[Check screenshots for an example!](https://wordpress.org/plugins/thumbnail-upscale/screenshots/)

Important: Your thumbnails format must have the crop setting enabled to be processed
by this plugin.

**Usage**

After you have enabled Thumbnail Upscale plugin, all your future uploaded images
will be upscaled.
 For existing images, install and run [Force Regenerate Thumbnails](https://wordpress.org/plugins/force-regenerate-thumbnails/)
This will upscale your existing media images!

### 要件

 * PHP 5.2 or higher strongly recommended

### 翻訳

None. The plugin has no translateable strings.

## スクリーンショット

 * [[
 * Grid example: Before
 * [[
 * Grid example: After

## インストール

 1. Upload the `thumbnail-upscale` folder to `/wp-content/plugins/`
 2. Activate the plugin (Thumbnail Upscale) through the ‘Plugins’ menu in WordPress

## FAQ

  Installation Instructions

 1. Upload the `thumbnail-upscale` folder to `/wp-content/plugins/`
 2. Activate the plugin (Thumbnail Upscale) through the ‘Plugins’ menu in WordPress

  Can you add feature X?

Please write in the support forums for feature requests!

## 評価

![](https://secure.gravatar.com/avatar/bb007e2d810b13483277a330a1be558bae6cc5bd7f3935eed1122d2127d8e0fb?
s=60&d=retro&r=g)

### 󠀁[Still works](https://wordpress.org/support/topic/still-works-219/)󠁿

 [alexio101](https://profiles.wordpress.org/alexio101/) 2023年11月10日

That was a pleasant surprise. Still works and did a good job upscaling the image
thumbnails.

![](https://secure.gravatar.com/avatar/44ebaf090ee22465752becd831ad1113e7e7768451922eb25f763817fb35b9b8?
s=60&d=retro&r=g)

### 󠀁[It’s still relevant god damn it](https://wordpress.org/support/topic/its-still-relevant-god-damn-it/)󠁿

 [Denis](https://profiles.wordpress.org/paradoxetion/) 2019年7月8日

Whaaaaat? You don’t use this plugin? It’s good.

![](https://secure.gravatar.com/avatar/b6334a5bb150b7d511dc465bae53409fd168fe23018892968009d55abc895819?
s=60&d=retro&r=g)

### 󠀁[Not working 100% anymore](https://wordpress.org/support/topic/not-working-100-anymore/)󠁿

 [kush1960](https://profiles.wordpress.org/kush1960/) 2018年11月7日 1 reply

I’ve been using this great plugin for a number of years with no problems. It still
works for some images but I have been getting blank images returned. I believe it’s
something to do with the srcset parameter WP has introduced.

![](https://secure.gravatar.com/avatar/ed541c63ad98d94ff8a45f5adbf9f1c0a7776a98e3e8b3021e757dfe5b2ffd17?
s=60&d=retro&r=g)

### 󠀁[Works like a charm !](https://wordpress.org/support/topic/works-like-a-charm-1297/)󠁿

 [deimz](https://profiles.wordpress.org/deimz/) 2018年7月25日

Thanks a lot for this tools ! It works very great with Regenerate Thumbnails plugin!
It saved me a lot of time

![](https://secure.gravatar.com/avatar/21a1c06647abfb167f3a8d8d1f645f7a4b6bcbc874447a0a18771826726c67d4?
s=60&d=retro&r=g)

### 󠀁[Exactly what I needed](https://wordpress.org/support/topic/exactly-what-i-needed-506/)󠁿

 [Selrond](https://profiles.wordpress.org/selrond/) 2018年2月15日

If you add a new, custom image size (with crop argument set to 1) in WordPress, 
and uploaded image is smaller than that size, WordPress will not scale it up (effectively
breaking the aspect ratio), which might break your design / layout, that depends
on certain image size. This plugin scales your image up first, and then crop it,
so you always have all sizes ready.

![](https://secure.gravatar.com/avatar/67cf250f938fd84d0d95ed16c31cccb81fe56e5b42dfd0e594dfb33222958d3d?
s=60&d=retro&r=g)

### 󠀁[Muito bom!](https://wordpress.org/support/topic/muito-bom-413/)󠁿

 [Samuel Arendt](https://profiles.wordpress.org/chryso/) 2017年4月26日

Excelente plugin e trabalhou corretamente com o plugin de redimensionamento Regenerate
Thumbnails!

 [ 22件のレビューをすべて表示 ](https://wordpress.org/support/plugin/thumbnail-upscale/reviews/)

## 貢献者と開発者

Thumbnail Upscale はオープンソースソフトウェアです。以下の人々がこのプラグインに
貢献しています。

貢献者

 *   [ Stanislav Khromov ](https://profiles.wordpress.org/khromov/)

[“Thumbnail Upscale” をあなたの言語に翻訳しましょう。](https://translate.wordpress.org/projects/wp-plugins/thumbnail-upscale)

### 開発に興味がありますか ?

[コードを閲覧](https://plugins.trac.wordpress.org/browser/thumbnail-upscale/)する
か、[SVN リポジトリ](https://plugins.svn.wordpress.org/thumbnail-upscale/)をチェック
するか、[開発ログ](https://plugins.trac.wordpress.org/log/thumbnail-upscale/)を 
[RSS](https://plugins.trac.wordpress.org/log/thumbnail-upscale/?limit=100&mode=stop_on_copy&format=rss)
で購読してみてください。

## 変更履歴

#### 1.1

 * Fixed crop positions introduced in WordPress 3.9. Props @jackrugile

#### 1.0

プラグインをリリース

## メタ

 *  バージョン **1.1**
 *  最終更新日 **8年前**
 *  有効インストール数 **3,000+**
 *  WordPress バージョン ** 3.5.1またはそれ以降 **
 *  検証済み最新バージョン: **4.6.30**
 *  言語
 * [English (US)](https://wordpress.org/plugins/thumbnail-upscale/)
 * タグ
 * [editor](https://ja.wordpress.org/plugins/tags/editor/)[image](https://ja.wordpress.org/plugins/tags/image/)
   [images](https://ja.wordpress.org/plugins/tags/images/)[thumbnail](https://ja.wordpress.org/plugins/tags/thumbnail/)
   [thumbnails](https://ja.wordpress.org/plugins/tags/thumbnails/)
 *  [詳細を表示](https://ja.wordpress.org/plugins/thumbnail-upscale/advanced/)

## 評価

 5つ星中4.8つ星

 *  [  21 5-星レビュー     ](https://wordpress.org/support/plugin/thumbnail-upscale/reviews/?filter=5)
 *  [  0 4-星レビュー     ](https://wordpress.org/support/plugin/thumbnail-upscale/reviews/?filter=4)
 *  [  0 3-星レビュー     ](https://wordpress.org/support/plugin/thumbnail-upscale/reviews/?filter=3)
 *  [  0 2-星レビュー     ](https://wordpress.org/support/plugin/thumbnail-upscale/reviews/?filter=2)
 *  [  1 1-星レビュー     ](https://wordpress.org/support/plugin/thumbnail-upscale/reviews/?filter=1)

[Your review](https://wordpress.org/support/plugin/thumbnail-upscale/reviews/#new-post)

[すべてのレビューを見る](https://wordpress.org/support/plugin/thumbnail-upscale/reviews/)

## 貢献者

 *   [ Stanislav Khromov ](https://profiles.wordpress.org/khromov/)

## サポート

意見や質問がありますか ?

 [サポートフォーラムを表示](https://wordpress.org/support/plugin/thumbnail-upscale/)