<p>Slow down and no audio command</p>
<pre><code>ffmpeg -i input.mp4 \
       -filter:v &quot;setpts=2.0*PTS&quot; \
       -an \
       output.mkv
</code></pre>

CC BY-SA 4.0
2020-08-14T01:39:46.610Z
2020-09-13T21:49:14.503Z
2020-09-13T21:49:14.503Z
xer-rex
<p>I have 50 videos all in the same folder and I know FFMPEG is frequently used for this type of work. I would like to learn how to navigate ffmpeg but if there are other free softwares I don't mind using those. I would prefer working in the command line to slow down videos mainly. Audio is less important but a nice to have.</p>
<p>Thank you for your help in advance.</p>

<ffmpeg><video-editor><editing><slowmotion>
Batch process videos from a folder to: remove audio and slow the speed to 0.5x
rspatialqs
# Batch process videos from a folder to: remove audio and slow the speed to 0.5x

(Asked by: username_0 on 2020-08-13)

I have 50 videos all in the same folder and I know FFMPEG is frequently used for this type of work. I would like to learn how to navigate ffmpeg but if there are other free softwares I don't mind using those. I would prefer working in the command line to slow down videos mainly. Audio is less important but a nice to have.

Thank you for your help in advance.

**Tags:** ffmpeg, video-editor, editing, slowmotion


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## 1 answers

### Answer by username_1 on 2020-08-14. Score: 1

Slow down and no audio command
ffmpeg -i input.mp4 \
       -filter:v "setpts=2.0*PTS" \
       -an \
       output.mkv


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