Avidemux is a free video editor designed for simple cutting, filtering and encoding tasks.

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0
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2answers
250 views

Audio/Video muxer which works in command line or API?

I am looking for a audio/video muxer which can work without user intervention like in a command line or API. I tried Avidemux but it seems to be finicky. Sometimes it works and many times not. Is ...
0
votes
2answers
3k views

How to merge MP4 files with different frame rates and different audio sample rates

I have four MP4 files called "file_1", "file_2", "file_3" and "file_4" and I wish to merge them into one file in the following order: file_1, file_2, file_3 and file_4. file_1 has the following ...
4
votes
1answer
1k views

How to merge MP4 files with different bitrates?

I want to merge two or three MP4 videos with MPEG-4 AVC video codec and MP3 (sometimes MP3 Surround) audio codecs. Both audio and video can have different bitrate. If it will be possible, without ...
0
votes
1answer
200 views

MKV to MP4 with hardcoded subs (how can I delay subtitles?)

I read on another question here on superuser that for converting from MKV to MP4 and hardcoding subs i have to use mkvextract and avidemux, i tried to do it, and basically it worked but... the ...
0
votes
1answer
3k views

Sound out of sync after merging multiple mp4 files with Avidemux

I am trying to join (merge) two or more .mp4 files together, without re-encoding. Here is what I did: Started Avidemux 2.5.5. With File->Open, selected Input1.mp4. I received this message - "H.264 ...
2
votes
0answers
657 views

FFmpeg/avidemux: fix packed B-frames

I'm transcoding some of my old mpeg4 videos (in avi containers) to h.264 with FFmpeg. Basically ffmpeg -i input.avi -c:v libx264 [x264 settings] -c:a libfdk_aac [aac settings] output.mp4 When doing ...
1
vote
0answers
222 views

How to remove section of audio from video file?

I have a short video clip with audio. Towards the end is a voiceover that I want to remove. I'm trying to use avidemux to edit this, but I don't see any way to remove just a portion of the audio. ...
1
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0answers
1k views

Batch Avidemux - What am I doing wrong?

I'm trying to make a batch file that runs through a set of mkv files and hardsubs the embedded subtitles into outputted mp4 files, using Avidemux and MKVToolNix. Here is my batch file: set ...
0
votes
0answers
466 views

How to convert jpeg images in a slideshow video with transition effects

I have some jpeg images and I want to create a slideshow video. I want a crossfade between images. What I tried : Mencoder : I did this command mencoder mf://*.jpg -mf fps=25:type=jpg -ovc x264 ...