Knowledge&Technology

How to Blur a Face in an Image or Video Easily?

Have you ever wondered how to blur faces easily? Actually, there is more than one way to do this. However, performing a successful face blurring is essential in the simplest and fastest way. In this article, we will go through how to easily blur a face in an image or video and try to explain the quickest and most successful ways possible.
Alan Kilich
4 minutes

Have you ever wondered how to blur faces easily? Actually, there is more than one way todo this. However, it is very important to perform a successful face blurring in the simplest and fastest way. In this article, we will go through how to blur a face in an image or video easily and try to explain to you the fastest and most successful ways possible.

In short, "face blurring" is a process that recognizes human faces in photos, videos, or real-time streams and blurs them using an algorithm. The purpose of facial blurring is to protect people's privacy by blurring their faces wherever they appear in a picture or video thanks to some software. It usually starts by detecting the face in the shot and then adds pixels or other displacement effects to it. But while doing this, the visual quality does not deteriorate.

So why do you need "face blurring"? In order to protect the anonymity of individuals who are present in public or private locations, such as train stations, airports, shopping malls, or businesses, offices, hospitals, kindergartens, etc. that are privately owned and operated, automatic face blurring technology can be applied to live video streams. It can also be used in press photography such as newspapers, magazines, and blogs.

There are many apps to blur faces. Let's take a look at the most popular apps and how they do face blurring together.

How to blur a face in Photoshop?

Photoshop is probably the most popular application to edit photos. So, how can you blur a face in Adobe Photoshop?

Here is a straightforward method for blurring faces in Photoshop, in case you ever find the need to do so. This technique can also be used to blur anything else you want to blur, including text, logos, backdrops, and anything else you can think of.

To begin, pick the face you wish to blur by using the ‘’selection tool’’. The following illustration demonstrates how to use the ‘’Elliptical Marquee Tool’’ to choose the face.

After that, use the ‘’Gaussian Blur’’ (Filter > Blur > Gaussian Blur). After making your selection, click the "OK" button. In the end, pick the ‘’Deselect’’ menu option.

Then it is done! The face is blurred. It takes approximately 40 seconds to blur just a face in an image with Adobe Photoshop.

There is also a more advanced technique to blur a face in PS. Apply this sophisticated way in order to produce a smooth transition between the edges of the image. This way will also maintain the original, unblurred version on a separate layer, making it simple to restore to the original when required.

To begin, duplicate the layer by right-clicking on it and choosing "Duplicate layer" from the context menu that appears.

Next, using the exact same steps as before (Filter > Blur > Gaussian Blur), blur the image using a Gaussian pattern with the radius you want.

By choosing the "Add vector mask" option, you can add a layer mask to the layer that you just duplicated. When you click the button, make sure that you are holding the ‘’option’’ key on a Mac or the "alt" button on Windows. This will hide the whole layer that is beneath the mask. The layer that was blurred will no longer be visible to you.

The next thing you need to do is choose the ‘’brush tool’’, and then paint over the parts of the image that you want to be blurry. White should be used as the foreground color, and the brush tool should have a smooth edge (you may want to try lowering the hardness to 0%).

When you paint sections of the mask white, such sections will become blurry because the layer that was already blurry gets shown.

The unblurred version of the original layer is still accessible below. You can keep painting any area that you wish to have a blurred effect on.

This method takes nearly a minute. So, if you want to blur a single face in an image withPhotoshop, it will cost you about a minute.

If we talk about the advantages of Adobe PS in face blur, we can give an example of making detailed face blurs and preserving photo quality.

On the other hand, the cons of Adobe Photoshop are that it costs quite a lot and If you don't know how to use it, it will cost you a lot of effort and time to learn.

How to blur a face using Gimp?

The free GIMP image editing program can digitally blur faces in pictures and images. You can apply the blur effect to any picture section to blur faces while keeping the rest of the image crisp. To blur a face in GIMP, start the application and upload the photo with the face that you want to blur in it. Choose the ‘’selection tool’’ from the GIMP Toolbox that is appropriate for blurring the parts of your picture you wish to blur. Use ‘’the Ellipse Select tool’’ for faces.

To blur a face in a picture, click and drag your mouse pointer over it. From the menu bar, pick "Filters," hover the cursor over "Blur," and then choose the kind of blur you want from the list. You can change the parameters to fit the kind of blur you're using.

When you're happy with the preview, click "OK" to apply the blur effect to the face. Save the modifications while keeping the original picture by exporting the image with a new file name.

Using GIMP for face blurring is not that hard. It is a free application and provides lots of different blurring options to their users.

Still, it takes about 40 seconds to blur a face. Considering the many photos and the faces in these photos, this can be quite a waste of time. It stands out as the biggest disadvantage of the application.

How to blur faces in a video After Effects?

Blurring faces in a video is crucial if you don't want to be sued by anybody who appear in your film. As Adobe After Effects is very common, let’s look at how to blur faces in After Effects.

To blur faces in a record, move your film to a new composition by dragging it there. Then, create a ‘’mosaic effect’’ adjustment layer using the ‘’slider control’’. When you create the layer, parent the horizontal and vertical pixel values to the value of the slider.

Next, you need to multiply the horizontal value by 16 and the vertical value by 9 to get the final result. After that, give the adjustment layer a mask and remove the mask feathers.

To finalize the face blurring, choose the track mask; select position, scale, and rotate.When you press the play button, the mask should adhere to your face. If the mask route starts to stray too far, you can alter and re-track it.

Using After Effects to blur faces in graphic videos is fine, but it takes minutes to make the right adjustments. Things get harder when it is about video records.

Adobe After Effects is a superior application especially in visual technologies such as cgi.The application promises users unlimited imagination. One of them is the ability to face blur in videos.

However, both Adobe's pricing policy and the fact that it takes minutes to blur a face make the application a bit convoluted and expensive.

How to Blur a Face Easily with Cameralyze?

Cameralyze is another way to blur photos. However, Cameralyze face blur works quite differente from other applications because the user does not perform the face blurring itself. Instead, the program automatically blurs faces.

Moreover, it can blur multiple faces in multiple photos in less time than you spend on another application for just a single photo. Let's take a closer look at how Cameralyze works;

To get started, go to the Cameralyze dashboard.

One of the biggest advantages of Cameralyze is that it is a ready-to-use application. To build a ready-to-use process, click the "Start To Use" button at the application. You can save your settings by creating a new application so that you can return to it anytime you need it.

Thanks to the application's ready-to-use features, it is already pre-built. All you have to do is choose where to save your results. Save your picture in a variety of high-resolution formats. You have two options: storing the data in a folder or sending it to an API, or activating third-party programs.

When you create your application for face blurring, you can run your campaign. For the photos you want to get blurred, you can create input folders, drag and drop your photos there or upload them. After you run the campaign, you will get the blurred photos in your output folder in a minute.

You can get the photos in seconds with Cameralyze. It is unique in that it blurs all faces at the same time, regardless of the angle of people on the camera, whether it's a single person or a vast crowd. You can save energy, time, and money by not blurring all of the faces in a photograph manually. It is also live stream compatible. So you can integrate it with your live broadcasts too.

What makes Cameralyze most unique is that it can effortlessly blur thousands of faces in minutes. The biggest advantage of the app is that it can easily blur both videos and photos while keeping the quality at high speed. Users only upload the files to the system and immediately get the blurred ones.

The application can also blur live stream in real time. Offering the chance to blur up to 1000 files for free to its new users, Cameralyze definitely deserves a try.

How to Blur Faces Using Adobe Premiere Pro?

Adobe Premiere is, without a doubt, one of the most widely used video editors. You can use its advanced capabilities to blur a face that you don't have permission to use, and you can also use it to blur explicit content so that you can share it on social media without worry.

Let's look at how to blur faces in Adobe Premiere.
First, import your film that contains the face you want to blur out into Premiere Pro, as you would for anything else.

The next thing you'll want to do is go over to the effects. If you're using the usual work space arrangement, it should be on the right panel. In the menu, look for "Video Effects." The "Blur& Sharpen" dropdown option may be seen underneath.

Next, drag and drop "Camera Blur" to the media file you wish to blur on your timeline. The whole clip will get hazy. Unless you want the whole movie to be blurred, going to the effects options and giving the blur a shape, strength, and form is a good idea.

Within the "Effects Controls" tab of your editing workspace, you'll find Camera blur settings under the Video dropdown menu. That's where you'll alter the blur's form.

You can use an ellipse mask, a four-point polygon mask, or a free draw bezier as a mask. Then, you can choose from choices like mask path, mask feather for smooth borders, mask opacity, and mask expansion after settling on the form.

And it is ready! Remember that these processes take at least 2-3 minutes.

Undoubtedly, Adobe Premiere is the first application that comes to mind for video editing. Adobe Premiere, whose biggest advantage is to provide users with the freedom to do any video editing imaginable, is also very successful in face blur. It can blur moving faces very well while keeping the quality high.

However, as with other Adobe applications, you need to pay a very high amount to usePremiere. Also, blurring in Adobe Premiere is not an easy process. It is a bit of a challenge and requires a good knowledge of the application. All these stand out as the shortcomings of the application.

Final Thoughts

Face blurring is preferred by companies, especially in terms of privacy. For example, Google has to blur every face that appears on the street in Google Streetview. Otherwise, there is a violation of rights there. In order to get rid of all these problems, blurring the face in the fastest and most efficient way is very important.

Among the applications mentioned above, Cameralyze is the fastest, easiest, and most efficient face blurring app. One of the most important reasons for this is that Cameralyze can blur 1000 photos in the time you spend in Adobe apps blurring only one face in a photo or video.

As with Adobe, you can only blur 1 face in 40 seconds in GIMP. Moreover, you need to make an effort for it. Thanks to Cameralyze's superior AI-based code-free structure, you don't have to worry about anything other than uploading photos to the system.

Besides, service providers like Adobe charge very high prices for their applications. Cameralyze, on the other hand, offers a free face blurring service for up to 1000 photos.Thus, you can save money as well as time.

You can click the link, complete your registration without a credit card requirement, and start to use Cameralyze. We highly recommend you give it a try now!

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