Merge multiple videos with ffmpeg Also, we can alter sample rates, record streaming audio and video, resize videos, and concatenate videos. "Learn how to combine multiple videos into a single seamless file using the free and powerful tool, FFmpeg! 馃殌 In this step-by-step tutorial, I’ll show you how to merge videos quickly and Jul 6, 2022 路 We have built our video transcoding pipeline in NodeJS using the fluent-ffmpeg node module, what kind of parameters do I have to pass for merging 2 or more videos into a single mp4 file with fluent-ffmpeg? Sep 12, 2024 路 In what follows, I’ll explain how to use ffmpeg and Python to concatenate video files. Note that this method performs a re-encode of all inputs. To apply various custom filter over their names, I want to do it with python. Thanks. I would like to create a single 10 minute video clip measuring 1280x480 (in Mar 5, 2015 路 requirement is to read all the files in the directory and merge them. In this video I explained with example how to concatinate or merge multiple videos into one video with avalable options like using existing encoding or re-encoding. e. Mar 19, 2021 路 In this tutorial, we will learn how to join multiple video files in a directory into one video file using FFmpeg. using this script to create a file with all the mp4 files in the current directory (in alphabetical order): printf "file '%s'\n" . Feb 2, 2024 路 In this article, you will learn how to let FFmpeg merge videos with different command lines and also get an easy alternative way to combine video files. mkv) -c copy merged. Stitching multiple videos together fits many use cases, whether it's a quick sports highlight reel, an educational lecture or module, or even photo montages. Here is the Need to: concatenate 3 mpg4 video clips (each around 1 minute long, and 800x500 size) + background mp3 -> into a 1-minute long (1920x1080) video composed of the first 20 seconds from each of the 4 Oct 20, 2016 路 From the concat filter documentation: All corresponding streams must have the same parameters in all segments; the filtering system will automatically select a common pixel format for video streams, and a common sample format, sample rate and channel layout for audio streams, but other settings, such as resolution, must be converted explicitly by the user. Currently i use a approach which is too much time consuming and resource as well. In this tutorial we will explore how to merge multiple videos into one using ffmpeg. . I am using: ffmpeg -i output1. I just want to merge without re-encoding them. Sometimes it's easier to perform this action without the use of a video editor and instead Oct 3, 2024 路 Learn how to effortlessly combine multiple videos into a single file using FFmpeg concat. I am trying to Merge two video without re-encoding them. How can I achieve this using FFMPEG in Python? I know the following command ffmpeg -vcodec copy -isync - Aug 5, 2024 路 The robust video processing tool FFmpeg allows users to alter audio and video formats, concatenate files, trim, compress videos, and so on. mkv or: ffmpeg -f concat -i <(printf "file '%s'\n Nov 26, 2019 路 How can I cut a video into multiple parts and then join them together to make a new video with ffmpeg? Mar 8, 2015 路 I have a folder with 20+ video files and I need to merge them to make one long video file. mp4 馃悾 Here is the usage help of vidmerger 馃 Sep 20, 2025 路 Conclusion With FFmpeg, you can easily split, merge, and crop videos using just a few commands. ts But the mp4 file I get looks much worse then the source file. txt -codec copy output. Discover the fastest ways to merge multiple video files with FFmpeg. Currently I am using moviepy which is slow, inefficient and sometimes the output videos get corrupted. on mp4 files would create a merged video called output. txt Sep 12, 2024 路 In what follows, I’ll explain how to use ffmpeg and Python to concatenate video files. Learn both the lossless method for identical formats and the robust filter method for joining any clips. First merge the audio and video files as you have already done so each pair of files is contained in one mkv. You can change tbn with ffmpeg -i input -map 0 -video_track_timescale <integer, like 16k or 90k or 1000> -c copy output Edit: i just realized that your concat command lacks -c copy , you should add it Nov 4, 2024 路 After that, go back to the Command Prompt and insert ffmpeg -f concat -safe 0 -i merge_video. This free file converter post from MiniTool will give you a practical FFmpeg merge videos tutorial. It is a powerful video editing tool that users can use to concatenate videos quickly and easily. /file3. Jun 13, 2025 路 This section will walk you through the steps to combine multiple videos seamlessly using FFmpeg when they share the same codecs, allowing you to create a smooth, unified video file in no time. /file1. It is convenient when playing for example in vlc, as you can see the chapter names in timeline. mov only shows whats in the first movie (10. In this tutorial, we start with the steps to install the program on Ubuntu, CentOS, and Debian. txt -c copy output_demuxer. I can successfully join multiple files using the following command: ffmpeg -f concat -i input. See full list on creatomate. Mar 1, 2025 路 This guide has shown you how to merge multiple video files into a single file using FFmpeg. txt Then concatenate them using: ffmpeg -f concat -safe 0 -i mylist. Aug 3, 2022 路 The demand for video editing is increasing with the growing number of video viewers. mp4 > mylist. editor impor Jul 24, 2025 路 Learn how to merge multiple MP4 video files into one seamless file on Windows using FFmpeg with lossless quality. mov' -codec copy out. This article shows you how to merge video files for free using the FFmpeg command line editor. 馃捇 Code: https://github. Then you can concatenate them with the concat demuxer like this: ffmpeg -f concat -i <(printf "file '%s'\n" . It essentially runs several "ffmpeg -i" commands which produce concatenate-able MPEG, which is piped to an ffmpeg command that then converts them to an H. Feb 14, 2016 路 I have 15 video files which I want to merge with ffmpeg. The general use case for this is if you record tutorials and have several video clips (with starts and Sep 11, 2019 路 First, generate a list of videos you want to merge, e. mp4. FFMPEG is a powerful open-source tool that allows you to manipulate video and audio files. Before beginning make sure you have the latest version of FFmpeg installed on your system. With this method, you can combine multiple videos on FFmpeg. mp4 The only problem with this command is that you need to read the filepaths f Run ffprobe on each file and make sure that every video has same a/v codecs, stream ordering (i. mp4 And to remove the text file: rm mylist. Jun 18, 2025 路 Learn how to easily concatenate videos using FFmpeg in this step-by-step guide. Sep 10, 2013 路 If all the files are encoded with the same codecs then it's easy to do. It also sizes the videos to 720p but you may not want that. This step-by-step guide provides clear instructions and code examples for efficient video merging. The "h264options" are flags Mar 8, 2025 路 This script allows you to combine multiple videos into a single video using FFmpeg and Python. Stitch multiple videos together with FFmpeg Concatenating or stitching videos involves merging multiple video clips into a single, cohesive video. mov). It lets you merge multiple video clips that share the same codec, resolution, and encoding. May 8, 2023 路 I want to merge all these files to a combined. Jan 17, 2022 路 So, I have over 5000 small clips that I need to combine. Mar 18, 2024 路 ffmpeg is a free and open-source set of multimedia file management tools. Below is a script I use and call "ffcat" for my GoPro videos. Includes demuxer, protocol and filter with ready-to-use steps. Been googling for several hours and tried lots of Learn how to use the FFmpeg concat command to stitch MP4s together to create a simple video edit. These operations form the foundation of video editing and can be extended with filters, scaling, and audio processing for more advanced workflows. Currently Nov 3, 2024 路 You can join or merge multiple video clips together super easy and fast thanks to ffmpeg! Let's find out how! In this FFMPEG tutorial, you will learn how to combine multiple videos into a single video file using FFMPEG. mkv . I am using node fluent-ffmpeg to achieve this. com Nov 3, 2025 路 FFmpeg provides an efficient way to concatenate multiple videos using the concat demuxer method. video is #0:0 and audio #0:1 or so) and tbn. com/jcharismore Mar 24, 2011 路 You have to convert them into an MPEG format that can be easily concatenated. Feb 27, 2018 路 Use this method if your inputs do not have the same parameters (width, height, etc), or are not the same formats/codecs, or if you want to perform any filtering. /*. g. mov The output file out. From installation to execution, we cover it all to streamline your video editing process. mp4 -scodec copy -vbsf h264_mp4toannexb i0. /file2. txt May 3, 2016 路 I want to concatenate 2 videos using ffmpeg. You will have to scale and pad (or I am trying to trying to combine a list of multiple videos into one video file. Using ffmpeg, we can convert between different video and audio formats. mov|11. txt -c copy output. Oct 4, 2015 路 I have two video clips. Aug 31, 2025 路 While the demuxer works at the stream level, the concat protocol works at the file level. 264 mp4 file. I have the following code: import os from moviepy. First of all reading all the files in the directory appending Jan 16, 2021 路 How to concatenate two or more video files using ffmpeg from Windows command line or Powershell? Vidmerger is a command-line-tool which uses ffmpeg to merge multiple video-files with the same file-extension into one file, for example running vidmerger . One contains background audio, the other one a singing actor. Both are 640x480 and last 10 minutes. With these commands, you can easily handle video merging tasks in your multimedia projects. mp4, and I want it to have an internal chapter marks. I want to save time by merge all of the video files in a single command line, not cut it one by one and merge it. Mar 17, 2017 路 I have tried this command: ffmpeg -i 'concat:10. ejj 8uqqpwy wh3k9pe chl rwqch3 j9dpd g0v 8bpyh s70 1qkaf