Questions tagged [command-line]

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How to delete the very last frame of a video using ffmpeg / mencoder / transcode or any other?

I am trying to delete the very last frame of a video using ffmpeg / mencoder / transcode / or any other free linux application. Here is what I have so far, and it's only extracting it, it's not ...
1
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0answers
137 views

Convert TTML Subtitles to STL or SRT in Linux

I want to convert a separate file with TTML subtitles preferably to STL or in SRT (less preferred option). I was thinking that I can make that with ffmpeg but apparently they are not supporting it, ...
0
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0answers
10 views

Batch FFmpeg for Serial Excerpts

Input.mpg contains a series of scenes. I have identified the points at which the scenes change. Scene 1 starts at 0:00, scene 2 starts at 1:29, scene 3 starts at 2:43, and so forth. I would like to ...
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9 views

ffmpeg problems with tpad filter

I'm working with multiple filters using ffmpeg's -filter_complex, and I'm running into some weird problems using the tpad filter to add padding. I'm running ffmpeg 4.4 on a Mac. Issue with tpad and -...
0
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0answers
69 views

How to remove background from video without green screen on the command line?

I'm looking for an ffmpeg-like tool to blur/remove/change a static background from a "talking head" video, on the command line with on-device processing. Essentially, ffmpeg-like-tool [--...
0
votes
2answers
154 views

filter_script usage with ffmpeg and replacing inputs with a file

When using ffmpeg -i input1 -i input2 ... -filter_script filter_complex.txt output.mkv I can't seem to get the stream from the filter_complex.txt file to be recognized by ffmpeg. If I add -map [v], ...
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314 views

Is there command line software that syncs two audio tracks

I have a bunch of separately recorded audio and video tracks that I need to sync. By sync (synch?) I mean align the two tracks so that the audio matches as closely as possible. The two tracks are ...