How to Convert MPEG4 to MP3?

About MPEG4

MPEG4 is the format that contains audios and videos. It supports several A / V decoders. Generally, the MPEG4 video is suitable for distribution of web videos and streaming videos on the Internet. The common file extension of MPEG4 is “.mp4”.

Many people confuse MPEG4 with MP4. In fact, MPEG4 is not equal to MP4.

Simply, MPEG4 is the video encoding format, and MP4 can be file extension, video format and media container. MP4, also known as MPEG-4, is merely one of the MPEG formats, which can save the MPEG4/H.264 encoding data and the other related information, such us audios, subtitles, images and index.

Besides, Matroska (MKV), AVI, MXF, OGG and QuickTime (MOV) belong to the MPEG-4 container format.

About MP3

MP3 is the audio format whose algorithm can reduce the original file size. This is the format with lossy compression. Although some of the original data is lost, it keeps the high quality. Therefore, it is the common format for music.

Next, we will talk about how to quickly convert MPEG4 to MP3.

You can use these 3 ways to convert MPEG4 to MP3.

Renee Video Editor is the professional video editing software which can easily convert various formats in batch.

Steps:

① First, download and install Renee Video Editor Pro. Open the software and select [Video Toolbox].

② Click on [Add Files] to select one or more videos.

③ Select MP3 as the output format and select an output folder. Finally, click on [Start] to convert MPEG to MP3.

If you want to remove the unwanted part from the converted file, you can use the cutting function within Renee Video Editor Pro.

Steps:

① Click on [Add Files] to select the audio file and then select [Cut].

② Move the sliders to set the start and end time and then click on [OK].

③ Select the output format and the output folder. Finally, click on [Start] to save the cut audio file.

③ In the window, type the command [C:\Windows\System32\ffmpeg.exe –i D:0002.mp4 D:\MP3002.mp3], and then press the Enter key to convert MPEG4 to MP3.

② Click on [Import Settings] – [MP3 Encoder].

③ After that, click on [File] – [Convert] – [Create MP3 Version]. Finally, select the target song. The converted MP3 version of the song will be shown in the library.