How you can Blur Faces in a Video from Command Line

Privateness is at all times extremely vital, particularly with visible media the place you would possibly not have the permission of people within the video. In case you are filming one thing in public, it is most likely you’ll be able to catch any person’s face who merely does not need or wish to be recognized. This lately were given me to considering: what is one of the best ways to blur faces in a video by way of command line?

The most productive open supply application I discovered for blurring faces in a video was once deface. Let’s take a look at how you’ll use deface to blur faces in movies!

Get started through downloading Python-based by way of pip:

python3 -m pip set up deface

With deface put in, merely give you the video identify and get the output record with blurred faces:

sudo deface ./sample-4k-faces-video.mp4
Enter:  ./sample-4k-faces-video.mp4
Output: ./sample-4k-faces-video_anonymized.mp4
100%|█████████████████████████████

The ensuing video does an outstanding task of blurring out faces of individuals strolling through within the authentic recording:

View the ensuing video of individuals strolling down the streets of New York:

The default threshold for face reputation works rather well, even on shifting topics. You’ll experiment with thresholds with the thresh argument, or even draw the thresholds out whilst debugging:

I downloaded a handful of YouTube movies the use of my favourite YouTube downloading utility youtube-dl and I used to be amazed at how neatly deface did on numerous visible environments. Faces have been recognized at a competent degree even at default threshold!