The VideoLAN Forums

Excuses for the unclear post. Trying to be more clear... I have an application which generates MP4 file using the mp4v2 lib. The video frames in MP4 have the property called duration, which indicates how much time must the frame be displayed. Now, let's suppose, I generate an MP4 file with some fram...

I am not sure what may be unclear...:-) But I will try to explain in more details. I have an application which generates MP4 file using the mp4v2 lib, if it is relevant. The video frames in MP4 have the property called duration, which indicates how much time must the frame be displayed. Now, let's s...

Hello, gurus. Let's consider the MP4 file which has frames with some long durations - tens of seconds. When played with the libvlc/VLC lower than 2.1.6, events libvlc_MediaPlayerTimeChanged and libvlc_MediaPlayerPositionChanged appears regularly during this "hole", which allows the system ...

I know how to do this in ffmpeg:
ffmpeg -i myfile.mp4 -map 0:0 1.mp4 -map 0:1 2.mp4 -map 0:2 3.mp4 -map 0:3 4.mp4

But how to do this in VLC?!?

Hello.
I give up after 2 days of searching...

I have mp4 contained file with 4 video tracks (and 2 audio).
How can I break it with VLC (command line params) into 4 separate mp4 files, one different track in each.

Seems very simple, but I broke my head already...

Thank you, Remi.
Please, can you explain your reply a bit more?
I made several GUI application in my life, but am not very strong in this.
(In my applications I defined the window position).
Mainly, I just want to understand how to control 4 these windows in Windows.
Sorry for stupidity...

Hello. We have 4 video tracks packed into one MP4 file. Given this file, VLC opens 4 video windows and plays these tracks. Great!!! BUT!!! In all Linux computers except one, it opens the windows one over another. In all Windows computers it opens the windows cascaded with small offset. In one Linux ...