什麼是 JPG/JPEG 以及如何將圖像轉換為 JPG

The JPG, PNG, and GIF file formats are the most popular formats nowadays. When it comes to using images on your website or social network posts, these are the files you can encounter. It's crucial to keep in mind that each of these has distinct capabilities. It means that each of them has unique features. But, in this post, we will focus on the JPG/JPEG file format. You will learn its definition, capabilities, and how to open JPG/JPEG files. Also, you will learn the best way on how to convert images to JPG/JPEG format using an online tool.

第 1 部分。有關 JPG 或 JPEG 的信息

什麼是JPG/JPEG格式

JPG 圖像文件格式是壓縮圖像時的最佳文件。 JPG 是一種受用戶歡迎的文件。他們將其用於照片和互聯網圖形。此外，它也稱為 JPEG 或 JPG 文件。 JPEG的全稱是Joint Experts Group。這個小組創建了這個流行的圖像文件。此外，大多數位圖圖像的文件擴展名為 .jpg。主要原因是為了減小文件的大小。 JPG 是一種有損格式，壓縮太多會影響圖像質量。所有程序都可以訪問此格式。這樣，您就無需考慮如何在不同的程序或設備上打開此文件。它的壓縮算法減小了文件的大小。這也是它近來流行的原因之一。這樣，在網站上創作故事、分享和發布照片就更從容了。有關其他信息，您可能會遇到網站無法識別 JPEG 文件的情況。例如，一些照片查看器和編輯器只會打開帶有 .JPG 文件的圖像。您可以做的最好的解決方案是重命名文件擴展名。您可以將 JPEG 文件更改為 JPG 文件。這樣，網站就可以識別圖像。

此外，JPG 文件具有您需要知道的優點。 JPG 是高分辨率圖像。它的高清晰度是該圖像文件的一大優勢。它支持多達 1600 萬種顏色的 24 位顏色。即使在使用某些工具進行高級編輯之後，分辨率仍然非常好。此外，JPG 的尺寸較小。與其他圖像文件格式相比，它具有理想的文件大小。即使尺寸較小，也不會影響圖像的質量和分辨率。知道了優點之後，還要知道它的缺點，才能有更多的認識。在 JPG 上拍攝時，您必須限制相機的處理器和顏色變化。此文件也不支持分層圖像。如果您打算編輯圖像並需要一個額外的圖層，JPG 不是完美的格式。

第 2 部分。如何打開 JPG/JPEG 文件

如果您在設備上打開 JPG 文件時遇到問題，這部分將為您提供幫助。您想知道如何在 Windows 11、Android 和 iPhone 上打開 JPG 文件嗎？您可以按照下面給出的說明進行操作。

對於 Windows 用戶

Step 1: Press the ctrl + E on your keyboard to open File Explorer. It is like a folder icon with a blue clip.

Step 2: Navigate to the Quick access folder panel. Then, go to the Download options to see the JPG photo you saved.

Step 3: When you already see the JPG/JPEG files, open them using other programs besides Photos. To open them, right-click the photo, click the Open with option and select the program.

安卓用戶

Step 1: Open the Gallery application from your Android device.

Step 2: Open the camera album to view the photos you take with your phone’s camera. There are also various albums on your phone.

Step 3: If you see numerous photos, click a single photo to pen it in full-screen mode. This way, you can view your JPG/JPEG image.

對於 iPhone 用戶

Step 1: Tap Photos on your iPhone. This app contains all the images you have from your photo and the internet. The appearance of this app is like a colorful flower.

Step 2: After you launch the Photos application, you can see all the photos there. Also, like on an Android phone, you will encounter various albums inside the application.

Step 3: Click the image to open it in full screen. This way, you can view the image more clearly. Besides opening the image, you can also edit the photo in the Photos application. There are icons you can use to make your images better.

第 3 部分。將圖像轉換為 JPG 的絕佳方法

FVC Free Image Converter is a tool you can use online to convert images to JPG. It can help you to convert your image in a few clicks. Also, it supports various input formats like JPG, PNG, GIF, TIFF, and more. So, you no longer need to worry if specific tools or devices can no longer open your image. Use this online picture converter to convert them. It can also preserve the excellent quality of the original photos. After the process, you will see no difference between the original and the file you converted. Moreover, This image converter is easy to operate. It offers a comprehensible process of conversion, making it suitable for beginners. It is also capable of converting images by batch. This way, you can convert many files at once. You can also access this application on numerous browsers like Google, Safari, Mozilla, Explorer, and more. Lastly, this app guarantees the privacy of every user. After downloading and converting the image, this image converter will delete your photo automatically.

Step 1: First, visit the FVC Free Image Converter website. Go to the format options and select the JPG file format.

Step 2: To upload a photo you want to convert, click the Add Images button. If you want a batch conversion process, click Add Images again.

Step 3: When the conversion process is done, click the Download button to save them one by one. If you want to save them at once, click the Download All button.

相關：

Full Details about Differences of JPEG vs. JPG vs. PNG

8 Astonishing Image Converters [Complete Information]

第 4 部分。關於 JPG/JPEG 文件的常見問題解答

結論

This article explains to you what JPG/JPEG stands for, including its definition and features. As a bonus, we also introduced to you the easiest method to convert images to JPG format using FVC Free Image Converter. So, what are you waiting for? Use this tool to convert your images to JPG format effortlessly.