How to Convert MTS to MP4 with FFmpeg

FFmpeg is a free and open-source toolkit for processing multimedia files. With the correct command line, FFmpeg can convert your video or audio from one format to another. Meanwhile, it can convert multiple files or the whole folder in batch mode.

This article will guide you through how to convert MTS to MP4 using FFmpeg and an alternative. Read on if you are interested.

* Hard to deal with the ffmpeg command line? Try the simpler solution in #part 2 >>

Step 1. Download FFmpeg on your computer.

Go to its official website and select the packages for your device. For example, click Windows > Windows builds from gyan.dev or by BtbN.

Step 2. Extract the executable files from the FFmpeg zip file. Then, put ffmpeg.exe in the same directory as your .mts (AVCHD) files.

Step 3. Type CMD in the address bar and press Enter to open the FFmpeg Command window.

Step 4. Let FFmpeg convert MTS to MP4.

Behind the cursor, put in this command:

ffmpeg -i input.mts -c copy output.mp4

FFmpeg will convert a single .mts file to .mp4.

Tips 1. “input” is the file name you will convert, and “output” is the export file’s name. Type in the file name by yourself.

Tips 2. For a batch process of FFmpeg MTS to MP4, put in this command:

for %A in ("*.mts") do ffmpeg -i "%~A" -map 0:v -map 0:a -c copy -f mp4 -movflags +faststart "%~nA.mp4"

Step 5. Check the converted .mp4 files. FFmpeg will complete the process soon and export the converted MP4 files to the same folder as the original MTS files. Then, you can watch or share the video at your will.

That’s all about the workflow of FFmpeg MTS to MP4 and its alternative. I’d recommend Free HD Video Converter Factory more, as it’s much simpler to operate than the FFmpeg command line. Anyway, I hope this article could be helpful to you. Thanks for reading!