压缩MPEG-4 |如何在不损失质量的情况下缩小MPEG-4文件的大小

Have you ever tried sending a large MPEG-4 file to others? You might have needed a file compressor to reduce the size of the files. If you have no experience in file compression, you could want to know which video compression tool suits your needs best. Read on to learn more about how to compress MPEG-4 files without losing quality.

第1部分。免费在线免费压缩MPEG-4文件的最佳方法

必须知道MPEG-4文件的大小是有限的。如果文件太大，则很难通过电子邮件发送大文件而不进行压缩。在不必破坏文件质量的情况下，将这种文件大小减小到最小尺寸在我们的日常生活中变得越来越重要。幸运的是，有许多在线工具可用于压缩不同的视频文件格式。

Here we’d like to recommend Free Video Compressor to help you downsize large MPEG-4 files without destroying quality. It has got to be the easiest and quickest solution to MPEG-4 file compression today. The online tool works perfectly with every MPEG-4 file. Users are also allowed to save the compressed files in any format, including MOV, AVI, VOB and more. Here are the 4 simple steps involved in enjoying this super fast video compressor.

Step 1. Go to the online video compressor website

下面的链接将带您到正确的地方：

Head to the online video compressor website

步骤 2. 上传文件

Click Add Files to Compress button. If you use this tool for the first time, you need to install its launcher first. After that, find your MPEG-4 video file and hit Open in the window that appears.

Step 3. Define the compression properties

现在，您需要配置压缩设置，例如大小，格式，分辨率和比特率。例如，您可以降低MPEG-4文件的分辨率以缩小文件的大小。

Step 4. Finally, hit Compress to start the compression process. After it’s complete, the reduced file will be downloaded to your computer automatically with no watermark.

Apart from compressing MPEG-4 files, the tool also allows you to compress MXF, make WebM smaller, and downsize other common video files easily.

第2部分。如何使用MP4Compress缩小MPEG-4文件的大小

您也可以检出MP4Compress-一种简单有效的MPEG-4文件压缩工具。 MP4Compress是免费的在线工具，可让您直接从Web浏览器压缩MPEG-4文件。

Step 1. Visit its official website by entering https://www.mp4compress.com.

Click on the Select File... button to select the MPEG-4 file and then click Upload Video File to start uploading the file.

Step 2. Once the file is uploaded successfully, this tool will compress the file. As for the compression speed, it depends on your Internet bandwidth.

Step 3. Once the compression is complete, you will see a Download File link and then you can save the reduced file to your computer.

第3部分。MPEG-4文件压缩的常见问题解答

结论

本文介绍了两个主要的有效在线工具，可帮助您完成MPEG-4压缩。现在您知道如何免费在线将MPEG-4文件压缩为较小的尺寸。去测试工具，找到最适合您需求的工具。