Comprehensive but Concise Guide to Keyers’ Techniques

The world of video-making owes much of its magic to small leaps of innovation. One of these leaps is the use of the chroma key background, which most people know by the more colloquial term—green screen.

Chroma key, also known as green screen or blue screen, is a cool hack for seamless visual storytelling, allowing content creators to replace backgrounds with any image or video they want. This technique is widely embraced in film, television, and online content, and has opened the door to limitless creative possibilities. Aside from its ability to maximize creativity, it is also cheap to employ and convenient to set up, which has made it a staple for everyone who works with visuals.

In this simple guide, we’ll delve into the fundamentals of the chroma key effect, how it is used for video making, and how to leverage that as you perfect your visual content.

YouTube Video Background Creating realistic video scenes at your will is easy to complete with Filmora green screen removal.

Create Video Backgrounds Create Video Backgrounds Learn Green Screen

How Does Chroma Key Work?

Chroma Keying is done by singling out a specific color (usually green or blue) from the foreground, removing it, and replacing it with a different background (for example, a sunset). This process typically follows a series of steps:

• Background Selection:

A solid, single-color background, often green or blue, that contrasts well with the subject must be used. The color chosen should not be present in the subject or any props in the camera field to avoid unintentional transparency.

• Color Keying:

This requires the use of specialized visual effects software to key out the chosen color. The green or blue background is designated as transparent, making everything of that color see-through. The software distinguishes between the keyed color and the subject, creating a mask for the transparent areas.

• Foreground Filming:

This involves filming the subject against the live chroma key background. During filming, the chosen background color (green or blue) won’t appear in the final result due to its transparency. The subject is captured as if separately from the isolated background.

• Post-Processing:

In post-production processing, the editor takes the keyed-out color and replaces it with the new background of their choice. This step creates the illusion that the subject is in a different setting or environment. The transparent areas become filled with the chosen background which, if done right, results in a cohesive and visually appealing composition.

Why Green?

Theoretically, the chroma key background can be any solid color. However, the most commonly used colors are studio blue and bright green, with the latter far more common.

The choice of background color depends on the specific requirements of the production and the colors present in the scenes being filmed.

Free Download For Win 7 or later(64-bit)

Free Download For macOS 10.14 or later

Contrast

The less similar your chosen background color is to natural skin tones, the easier to isolate and replace in your footage. Bright green provides a strong contrast to most human skin tones and is less likely to be present in costumes or natural surroundings, making it easier to isolate subjects during the color separation.

Luminance

The color green emits light with greater intensity than blue, allowing for far more effective isolation by cameras during filming. This also means that blue screens demand increased lighting for proper exposure compared to green. This situation may be less than ideal if you lack powerful lighting or you don’t have the big bucks for them.

Digital Sensors

Many digital cameras and sensors are more sensitive to green wavelengths, resulting in cleaner and more accurate color keying during post-processing. Modern technology has also evolved to optimize for a green background, making it a more practical choice for the chroma key effect.

Wardrobe and Set Design

Bright green occurs less naturally in costumes and set designs than other colors, making green the optimal choice for reducing the likelihood of color spill and keying issues. However, if you know your scene will have lots of green, it is probably best to film with a blue screen, so there’s less risk of color spill and less post-production work.

Setting up Your Own Chroma Key Studio

Setting up your chroma key is convenient and straightforward, but there are some key factors to consider while setting up to ensure maximal performance.

Choosing the Right Background Color

The first step in the chroma key setup is selecting the right background color to be keyed out. This choice determines your effective color separation and ensures a smooth keying process during editing. Choosing a chroma-key background color that contrasts distinctly with the subject’s colors is essential for effective color separation. This prevents unintentional transparency, color spill, and ensures a polished final result.

Lighting Considerations

Lighting is an important part of the chroma-keying process. Bold, uniform, and consistent lighting on both the subject and the background makes it easy to delineate one from the other fully. This minimizes shadows and variations in color, creating a smooth and seamless keying process. Multiple diffuse lights from different angles are often used to illuminate the green screen evenly.

Positioning/Camera

Proper subject and camera placement are necessary to ensure an even color-keying process during post-production. To prevent shadow interference, the green screen should be smooth, tense, and without wrinkles or shadows.

High-quality cameras are essential every time, especially for chroma keying. Images with better definition are easier to key, so camera quality significantly affects the outcome. Even if your camera isn’t the best, merely shooting well can ensure a clean color-keying process during editing, resulting in professional-looking visuals.

Recording Tips for Chroma Key

• Proper Lighting

Maintaining uniform and well-defined lighting during recording is essential for a successful chroma-keying process. This consistency ensures a seamless keying process during post-production.

• Keep Distance from the Green Screen

The optimal distance between the subject and the green screen minimizes color spill and allows for natural movements. Proper distance between subject and background allows for easier isolation of the background and much smoother post-editing. A recommended starting point for the issue is around 6 to 10 feet from the background.

• Subjects and Clothing

As mentioned before, the choice of costume for Selecting appropriate clothing that doesn’t match the chroma key color prevents transparency issues. Subjects also have to be positioned in such a way that there is minimal light interference and reflection. These contribute to a flawless chroma key outcome.

3 Basic Troubleshooting Strategies

• Color Spill

Sometimes, reflected light from your green background can be cast on your subject and may remain so when the background light is keyed out. This phenomenon is known as a color spill. It is usually because of uneven lighting or shooting around reflecting surfaces. Avoiding spill can differentiate between good and lousy chroma key aftereffects.

Human hair is one area where color spill can show up unsuspectingly. Due to the translucency of hair, it is common for some unintended light to seep through. This allows some background visibility, which you do not want with a chroma key. This is especially notable with lighter hair colors like blond hair.

There are ways to account for this. Many video-editing software have features such as spill suppression and screen matte adjustments that can enhance the final footage. Specialized plugins also go a long way in ensuring minimizing spill. Addressing spill correction tackles unwanted green artifacts and ensures a clean keying process.

• Poor Lighting

Suboptimal green screen lighting can lead to inconsistencies in keying and editing, undermining your product. One way to avoid this is to light the screen and subject separately. Another tip, although expensive, is using multiple diffuse light sources and trying to maintain even lighting across every square foot of your scene. Super bright or dark spots can ruin your output, so it’s worth the extra effort if you don’t want to deal with problematic post-production.

• Poorly Refined Edges

Chroma keying should leave your videos with crisp, defined, natural-looking edges. But post-production editing can make all the difference if it doesn’t come out to your taste. Softening and refining edges make a smoother transition between the foreground object and the new background. Light adjustments to edge thickness and screen matte settings can also help enhance overall visual quality and add finesse to your work.

Conclusion

Green screen photography produces excellent results, and its ease of use makes it indispensable for videographers of all levels. In this guide, we’ve discussed chroma key technology, its role in the industry, and how to apply it to your craft to elevate visual content.

Chroma key, also known as green screen or blue screen, is a cool hack for seamless visual storytelling, allowing content creators to replace backgrounds with any image or video they want. This technique is widely embraced in film, television, and online content, and has opened the door to limitless creative possibilities. Aside from its ability to maximize creativity, it is also cheap to employ and convenient to set up, which has made it a staple for everyone who works with visuals.

In this simple guide, we’ll delve into the fundamentals of the chroma key effect, how it is used for video making, and how to leverage that as you perfect your visual content.

YouTube Video Background Creating realistic video scenes at your will is easy to complete with Filmora green screen removal.

Create Video Backgrounds Create Video Backgrounds Learn Green Screen

How Does Chroma Key Work?

Chroma Keying is done by singling out a specific color (usually green or blue) from the foreground, removing it, and replacing it with a different background (for example, a sunset). This process typically follows a series of steps:

• Background Selection:

A solid, single-color background, often green or blue, that contrasts well with the subject must be used. The color chosen should not be present in the subject or any props in the camera field to avoid unintentional transparency.

• Color Keying:

This requires the use of specialized visual effects software to key out the chosen color. The green or blue background is designated as transparent, making everything of that color see-through. The software distinguishes between the keyed color and the subject, creating a mask for the transparent areas.

• Foreground Filming:

This involves filming the subject against the live chroma key background. During filming, the chosen background color (green or blue) won’t appear in the final result due to its transparency. The subject is captured as if separately from the isolated background.

• Post-Processing:

In post-production processing, the editor takes the keyed-out color and replaces it with the new background of their choice. This step creates the illusion that the subject is in a different setting or environment. The transparent areas become filled with the chosen background which, if done right, results in a cohesive and visually appealing composition.

Why Green?

Theoretically, the chroma key background can be any solid color. However, the most commonly used colors are studio blue and bright green, with the latter far more common.

The choice of background color depends on the specific requirements of the production and the colors present in the scenes being filmed.

Free Download For Win 7 or later(64-bit)

Free Download For macOS 10.14 or later

Contrast

The less similar your chosen background color is to natural skin tones, the easier to isolate and replace in your footage. Bright green provides a strong contrast to most human skin tones and is less likely to be present in costumes or natural surroundings, making it easier to isolate subjects during the color separation.

Luminance

The color green emits light with greater intensity than blue, allowing for far more effective isolation by cameras during filming. This also means that blue screens demand increased lighting for proper exposure compared to green. This situation may be less than ideal if you lack powerful lighting or you don’t have the big bucks for them.

Digital Sensors

Many digital cameras and sensors are more sensitive to green wavelengths, resulting in cleaner and more accurate color keying during post-processing. Modern technology has also evolved to optimize for a green background, making it a more practical choice for the chroma key effect.

Wardrobe and Set Design

Bright green occurs less naturally in costumes and set designs than other colors, making green the optimal choice for reducing the likelihood of color spill and keying issues. However, if you know your scene will have lots of green, it is probably best to film with a blue screen, so there’s less risk of color spill and less post-production work.

Setting up Your Own Chroma Key Studio

Setting up your chroma key is convenient and straightforward, but there are some key factors to consider while setting up to ensure maximal performance.

Choosing the Right Background Color

The first step in the chroma key setup is selecting the right background color to be keyed out. This choice determines your effective color separation and ensures a smooth keying process during editing. Choosing a chroma-key background color that contrasts distinctly with the subject’s colors is essential for effective color separation. This prevents unintentional transparency, color spill, and ensures a polished final result.

Lighting Considerations

Lighting is an important part of the chroma-keying process. Bold, uniform, and consistent lighting on both the subject and the background makes it easy to delineate one from the other fully. This minimizes shadows and variations in color, creating a smooth and seamless keying process. Multiple diffuse lights from different angles are often used to illuminate the green screen evenly.

Positioning/Camera

Proper subject and camera placement are necessary to ensure an even color-keying process during post-production. To prevent shadow interference, the green screen should be smooth, tense, and without wrinkles or shadows.

High-quality cameras are essential every time, especially for chroma keying. Images with better definition are easier to key, so camera quality significantly affects the outcome. Even if your camera isn’t the best, merely shooting well can ensure a clean color-keying process during editing, resulting in professional-looking visuals.

Recording Tips for Chroma Key

• Proper Lighting

Maintaining uniform and well-defined lighting during recording is essential for a successful chroma-keying process. This consistency ensures a seamless keying process during post-production.

• Keep Distance from the Green Screen

The optimal distance between the subject and the green screen minimizes color spill and allows for natural movements. Proper distance between subject and background allows for easier isolation of the background and much smoother post-editing. A recommended starting point for the issue is around 6 to 10 feet from the background.

• Subjects and Clothing

As mentioned before, the choice of costume for Selecting appropriate clothing that doesn’t match the chroma key color prevents transparency issues. Subjects also have to be positioned in such a way that there is minimal light interference and reflection. These contribute to a flawless chroma key outcome.

3 Basic Troubleshooting Strategies

• Color Spill

Sometimes, reflected light from your green background can be cast on your subject and may remain so when the background light is keyed out. This phenomenon is known as a color spill. It is usually because of uneven lighting or shooting around reflecting surfaces. Avoiding spill can differentiate between good and lousy chroma key aftereffects.

Human hair is one area where color spill can show up unsuspectingly. Due to the translucency of hair, it is common for some unintended light to seep through. This allows some background visibility, which you do not want with a chroma key. This is especially notable with lighter hair colors like blond hair.

There are ways to account for this. Many video-editing software have features such as spill suppression and screen matte adjustments that can enhance the final footage. Specialized plugins also go a long way in ensuring minimizing spill. Addressing spill correction tackles unwanted green artifacts and ensures a clean keying process.

• Poor Lighting

Suboptimal green screen lighting can lead to inconsistencies in keying and editing, undermining your product. One way to avoid this is to light the screen and subject separately. Another tip, although expensive, is using multiple diffuse light sources and trying to maintain even lighting across every square foot of your scene. Super bright or dark spots can ruin your output, so it’s worth the extra effort if you don’t want to deal with problematic post-production.

• Poorly Refined Edges

Chroma keying should leave your videos with crisp, defined, natural-looking edges. But post-production editing can make all the difference if it doesn’t come out to your taste. Softening and refining edges make a smoother transition between the foreground object and the new background. Light adjustments to edge thickness and screen matte settings can also help enhance overall visual quality and add finesse to your work.

Conclusion

Green screen photography produces excellent results, and its ease of use makes it indispensable for videographers of all levels. In this guide, we’ve discussed chroma key technology, its role in the industry, and how to apply it to your craft to elevate visual content.

Faster Adjustment of YouTube Videos for Mac Pixels

Quick Resize YouTube Videos to Right Aspect Ratio on Mac

Liza Brown

Oct 26, 2023• Proven solutions

YouTube is one of the demanding platforms with more than 2.3 billion users worldwide as of 2021. And, in this digitally oriented world, you’re left with no reason not to create a YouTube channel specifically when you have the right talent to use one. Well, this guide is for those who are already into YouTube video creation and now need help on how to resize YouTube videos as per different aspect ratios. According to YouTube’s aspect ratio, it’s the right place to move forward even if you want to resize your videos present on other social media apps. We know brands and other influencers generally practice this kind of social media marketing.

So, let’s get started with our session on resizing YouTube as per the ideal aspect ratio without further ado.

Part 1: What’s the Right Aspect Ratio of YouTube Videos?

For attracting more audience and increasing engagement on YouTube videos, you have to look at each factor, along with the YouTube video quality. And, you cannot overlook the size of YouTube video among these factors to make it your perfect shot among competitors. Considering the importance of such factors, we’ve come up with this specific section on introducing you to the correct aspect ratio for YouTube videos.

It’s crucial to know the size before you start the YouTube game!

YouTube allows you to upload videos of different sizes ranging from 240p to 8K. And, the dimensions for these different sizes are as follows.

• 240p: 426x240 pixels
• 360p: 640x360 pixels
• 480p: 854x480 pixels
• 720p: 1280x720 pixels
• 1080p: 1920x1080 pixels
• 1440p: 2560x1440 pixels
• 2160p: 3840x2160 pixels
• 43200p: 7680×4320 pixels

Along with these, the aspect ratio, video size, and length of YouTube video should also be taken into consideration while uploading YouTube videos.

Thus, the ideal aspect ratio to resize YouTube video is perfect as 16:9, which we’ll diversify in the following three sections.

1. Computer

On a computer, the standard aspect ratio for YouTube video is 16:9. And, the YouTube player will automatically adjust other aspect ratios than the standard size. For instance, it may add padding of white or gray color depending upon the theme. However, it’s advisable to avoid these things like padding as they interfere with YouTube’s dynamic adjustments.

2. Android Phone

In the Android application, the scenario is quite different from YouTube videos. The app automatically adjusts the player as per the video size. The video will always fit the screen, whether it’s square, vertical, or horizontal. Ultimately, the videos will be shorter for widescreen and square for vertical.

3. iPad & iPhone

Similarly, the YouTube app for iPad and iPhone automatically adjust the video size to fit the screen. Thus, every video will fit the screen, even if it’s square, horizontal, or vertical.

Before we let you know how to resize YouTube videos, here are some tips for creating awesome YouTube videos.

• Create a strategy for YouTube video beforehand.
• Search for ideas and topics.
• Understand the use of the best equipment and gear.
• Ensure the best YouTube video editing.
• Optimize YouTube videos.

Part 2: Automatically Resize YouTube Videos to Right Aspect Ratio with Wondershare Filmora for Mac

Hopefully, you have noted the correct aspect ratio required for YouTube videos. Now, it’s time to understand the quick process on how to resize YouTube videos as per this aspect ratio via Wondershare Filmora for Mac. Yes, the Filmora Mac’s latest version, 10.2, has recently launched a competitive feature - Auto Reframe. The feature automatically adjusts your video as per the selected aspect ratio and fits the video’s motion element quite instantly.

About Wondershare Filmora for Mac

Wondershare Filmora is one of the robust video editing programs containing both primary and advanced tools such as Motion Tracking, Keyframing, Green Screen, Audio Ducking, Color Matching, Auto Reframe, and so on.

Steps to Use Auto Reframe in Wondershare Filmora for Mac to Resize YouTube Videos

Step 1. Click the “Try It Free” button to download its latest version and launch it.

Step 2. Choose the More Tools > Auto Reframe after launching the Wondershare Filmora for Mac.

Step 3. Hit the Import button to upload a YouTube video for its resizing.

Step 4. Choose among five different aspect ratios, namely the Vertical, Square, Widescreen, Standard, and Cinema.

Tap the eye icon and preview the whole video.

Step 5. Toggle the Adjust frame tab and adjust the YouTube video screen as shown below.

It is present before the Advanced tab.

Then, adjust the Advanced settings, namely the Tracking Subject and Tracking Speed.

Step 6. Hit the Export tab to save the cropped video.

You can also upload the reframed video to Filmora for further editing.

Conclusion

So, this’s all about how to resize YouTube videos in its ideal aspect ratio. Right from the beginning, we’ve discussed the importance of creating YouTube videos in this digital transformation age and further considering the right fit of factors, including the size, length, quality, and aspect ratio of specific YouTube videos. Even though YouTube has the facility to adjust the video automatically, you have to edit in the cropped video, which is possible through integrated editing programs such as the one we’ve discussed above via Wondershare Filmora for Mac. This video editing software is quite remarkable and offers all the competitive features that both basic and advanced video editors need.

Liza Brown

Liza Brown is a writer and a lover of all things video.

Follow @Liza Brown

Liza Brown

Oct 26, 2023• Proven solutions

YouTube is one of the demanding platforms with more than 2.3 billion users worldwide as of 2021. And, in this digitally oriented world, you’re left with no reason not to create a YouTube channel specifically when you have the right talent to use one. Well, this guide is for those who are already into YouTube video creation and now need help on how to resize YouTube videos as per different aspect ratios. According to YouTube’s aspect ratio, it’s the right place to move forward even if you want to resize your videos present on other social media apps. We know brands and other influencers generally practice this kind of social media marketing.

So, let’s get started with our session on resizing YouTube as per the ideal aspect ratio without further ado.

Part 1: What’s the Right Aspect Ratio of YouTube Videos?

For attracting more audience and increasing engagement on YouTube videos, you have to look at each factor, along with the YouTube video quality. And, you cannot overlook the size of YouTube video among these factors to make it your perfect shot among competitors. Considering the importance of such factors, we’ve come up with this specific section on introducing you to the correct aspect ratio for YouTube videos.

It’s crucial to know the size before you start the YouTube game!

YouTube allows you to upload videos of different sizes ranging from 240p to 8K. And, the dimensions for these different sizes are as follows.

• 240p: 426x240 pixels
• 360p: 640x360 pixels
• 480p: 854x480 pixels
• 720p: 1280x720 pixels
• 1080p: 1920x1080 pixels
• 1440p: 2560x1440 pixels
• 2160p: 3840x2160 pixels
• 43200p: 7680×4320 pixels

Along with these, the aspect ratio, video size, and length of YouTube video should also be taken into consideration while uploading YouTube videos.

Thus, the ideal aspect ratio to resize YouTube video is perfect as 16:9, which we’ll diversify in the following three sections.

1. Computer

On a computer, the standard aspect ratio for YouTube video is 16:9. And, the YouTube player will automatically adjust other aspect ratios than the standard size. For instance, it may add padding of white or gray color depending upon the theme. However, it’s advisable to avoid these things like padding as they interfere with YouTube’s dynamic adjustments.

2. Android Phone

In the Android application, the scenario is quite different from YouTube videos. The app automatically adjusts the player as per the video size. The video will always fit the screen, whether it’s square, vertical, or horizontal. Ultimately, the videos will be shorter for widescreen and square for vertical.

3. iPad & iPhone

Similarly, the YouTube app for iPad and iPhone automatically adjust the video size to fit the screen. Thus, every video will fit the screen, even if it’s square, horizontal, or vertical.

Before we let you know how to resize YouTube videos, here are some tips for creating awesome YouTube videos.

• Create a strategy for YouTube video beforehand.
• Search for ideas and topics.
• Understand the use of the best equipment and gear.
• Ensure the best YouTube video editing.
• Optimize YouTube videos.

Part 2: Automatically Resize YouTube Videos to Right Aspect Ratio with Wondershare Filmora for Mac

Hopefully, you have noted the correct aspect ratio required for YouTube videos. Now, it’s time to understand the quick process on how to resize YouTube videos as per this aspect ratio via Wondershare Filmora for Mac. Yes, the Filmora Mac’s latest version, 10.2, has recently launched a competitive feature - Auto Reframe. The feature automatically adjusts your video as per the selected aspect ratio and fits the video’s motion element quite instantly.

About Wondershare Filmora for Mac

Wondershare Filmora is one of the robust video editing programs containing both primary and advanced tools such as Motion Tracking, Keyframing, Green Screen, Audio Ducking, Color Matching, Auto Reframe, and so on.

Steps to Use Auto Reframe in Wondershare Filmora for Mac to Resize YouTube Videos

Step 1. Click the “Try It Free” button to download its latest version and launch it.

Step 2. Choose the More Tools > Auto Reframe after launching the Wondershare Filmora for Mac.

Step 3. Hit the Import button to upload a YouTube video for its resizing.

Step 4. Choose among five different aspect ratios, namely the Vertical, Square, Widescreen, Standard, and Cinema.

Tap the eye icon and preview the whole video.

Step 5. Toggle the Adjust frame tab and adjust the YouTube video screen as shown below.

It is present before the Advanced tab.

Then, adjust the Advanced settings, namely the Tracking Subject and Tracking Speed.

Step 6. Hit the Export tab to save the cropped video.

You can also upload the reframed video to Filmora for further editing.

Conclusion

So, this’s all about how to resize YouTube videos in its ideal aspect ratio. Right from the beginning, we’ve discussed the importance of creating YouTube videos in this digital transformation age and further considering the right fit of factors, including the size, length, quality, and aspect ratio of specific YouTube videos. Even though YouTube has the facility to adjust the video automatically, you have to edit in the cropped video, which is possible through integrated editing programs such as the one we’ve discussed above via Wondershare Filmora for Mac. This video editing software is quite remarkable and offers all the competitive features that both basic and advanced video editors need.

Liza Brown

Liza Brown is a writer and a lover of all things video.

Follow @Liza Brown

Liza Brown

Oct 26, 2023• Proven solutions

YouTube is one of the demanding platforms with more than 2.3 billion users worldwide as of 2021. And, in this digitally oriented world, you’re left with no reason not to create a YouTube channel specifically when you have the right talent to use one. Well, this guide is for those who are already into YouTube video creation and now need help on how to resize YouTube videos as per different aspect ratios. According to YouTube’s aspect ratio, it’s the right place to move forward even if you want to resize your videos present on other social media apps. We know brands and other influencers generally practice this kind of social media marketing.

So, let’s get started with our session on resizing YouTube as per the ideal aspect ratio without further ado.

Part 1: What’s the Right Aspect Ratio of YouTube Videos?

For attracting more audience and increasing engagement on YouTube videos, you have to look at each factor, along with the YouTube video quality. And, you cannot overlook the size of YouTube video among these factors to make it your perfect shot among competitors. Considering the importance of such factors, we’ve come up with this specific section on introducing you to the correct aspect ratio for YouTube videos.

It’s crucial to know the size before you start the YouTube game!

YouTube allows you to upload videos of different sizes ranging from 240p to 8K. And, the dimensions for these different sizes are as follows.

• 240p: 426x240 pixels
• 360p: 640x360 pixels
• 480p: 854x480 pixels
• 720p: 1280x720 pixels
• 1080p: 1920x1080 pixels
• 1440p: 2560x1440 pixels
• 2160p: 3840x2160 pixels
• 43200p: 7680×4320 pixels

Along with these, the aspect ratio, video size, and length of YouTube video should also be taken into consideration while uploading YouTube videos.

Thus, the ideal aspect ratio to resize YouTube video is perfect as 16:9, which we’ll diversify in the following three sections.

1. Computer

On a computer, the standard aspect ratio for YouTube video is 16:9. And, the YouTube player will automatically adjust other aspect ratios than the standard size. For instance, it may add padding of white or gray color depending upon the theme. However, it’s advisable to avoid these things like padding as they interfere with YouTube’s dynamic adjustments.

2. Android Phone

In the Android application, the scenario is quite different from YouTube videos. The app automatically adjusts the player as per the video size. The video will always fit the screen, whether it’s square, vertical, or horizontal. Ultimately, the videos will be shorter for widescreen and square for vertical.

3. iPad & iPhone

Similarly, the YouTube app for iPad and iPhone automatically adjust the video size to fit the screen. Thus, every video will fit the screen, even if it’s square, horizontal, or vertical.

Before we let you know how to resize YouTube videos, here are some tips for creating awesome YouTube videos.

• Create a strategy for YouTube video beforehand.
• Search for ideas and topics.
• Understand the use of the best equipment and gear.
• Ensure the best YouTube video editing.
• Optimize YouTube videos.

Part 2: Automatically Resize YouTube Videos to Right Aspect Ratio with Wondershare Filmora for Mac

Hopefully, you have noted the correct aspect ratio required for YouTube videos. Now, it’s time to understand the quick process on how to resize YouTube videos as per this aspect ratio via Wondershare Filmora for Mac. Yes, the Filmora Mac’s latest version, 10.2, has recently launched a competitive feature - Auto Reframe. The feature automatically adjusts your video as per the selected aspect ratio and fits the video’s motion element quite instantly.

About Wondershare Filmora for Mac

Wondershare Filmora is one of the robust video editing programs containing both primary and advanced tools such as Motion Tracking, Keyframing, Green Screen, Audio Ducking, Color Matching, Auto Reframe, and so on.

Steps to Use Auto Reframe in Wondershare Filmora for Mac to Resize YouTube Videos

Step 1. Click the “Try It Free” button to download its latest version and launch it.

Step 2. Choose the More Tools > Auto Reframe after launching the Wondershare Filmora for Mac.

Step 3. Hit the Import button to upload a YouTube video for its resizing.

Step 4. Choose among five different aspect ratios, namely the Vertical, Square, Widescreen, Standard, and Cinema.

Tap the eye icon and preview the whole video.

Step 5. Toggle the Adjust frame tab and adjust the YouTube video screen as shown below.

It is present before the Advanced tab.

Then, adjust the Advanced settings, namely the Tracking Subject and Tracking Speed.

Step 6. Hit the Export tab to save the cropped video.

You can also upload the reframed video to Filmora for further editing.

Conclusion

So, this’s all about how to resize YouTube videos in its ideal aspect ratio. Right from the beginning, we’ve discussed the importance of creating YouTube videos in this digital transformation age and further considering the right fit of factors, including the size, length, quality, and aspect ratio of specific YouTube videos. Even though YouTube has the facility to adjust the video automatically, you have to edit in the cropped video, which is possible through integrated editing programs such as the one we’ve discussed above via Wondershare Filmora for Mac. This video editing software is quite remarkable and offers all the competitive features that both basic and advanced video editors need.

Liza Brown

Liza Brown is a writer and a lover of all things video.

Follow @Liza Brown

Liza Brown

Oct 26, 2023• Proven solutions

YouTube is one of the demanding platforms with more than 2.3 billion users worldwide as of 2021. And, in this digitally oriented world, you’re left with no reason not to create a YouTube channel specifically when you have the right talent to use one. Well, this guide is for those who are already into YouTube video creation and now need help on how to resize YouTube videos as per different aspect ratios. According to YouTube’s aspect ratio, it’s the right place to move forward even if you want to resize your videos present on other social media apps. We know brands and other influencers generally practice this kind of social media marketing.

So, let’s get started with our session on resizing YouTube as per the ideal aspect ratio without further ado.

Part 1: What’s the Right Aspect Ratio of YouTube Videos?

For attracting more audience and increasing engagement on YouTube videos, you have to look at each factor, along with the YouTube video quality. And, you cannot overlook the size of YouTube video among these factors to make it your perfect shot among competitors. Considering the importance of such factors, we’ve come up with this specific section on introducing you to the correct aspect ratio for YouTube videos.

It’s crucial to know the size before you start the YouTube game!

YouTube allows you to upload videos of different sizes ranging from 240p to 8K. And, the dimensions for these different sizes are as follows.

• 240p: 426x240 pixels
• 360p: 640x360 pixels
• 480p: 854x480 pixels
• 720p: 1280x720 pixels
• 1080p: 1920x1080 pixels
• 1440p: 2560x1440 pixels
• 2160p: 3840x2160 pixels
• 43200p: 7680×4320 pixels

Along with these, the aspect ratio, video size, and length of YouTube video should also be taken into consideration while uploading YouTube videos.

Thus, the ideal aspect ratio to resize YouTube video is perfect as 16:9, which we’ll diversify in the following three sections.

1. Computer

On a computer, the standard aspect ratio for YouTube video is 16:9. And, the YouTube player will automatically adjust other aspect ratios than the standard size. For instance, it may add padding of white or gray color depending upon the theme. However, it’s advisable to avoid these things like padding as they interfere with YouTube’s dynamic adjustments.

2. Android Phone

In the Android application, the scenario is quite different from YouTube videos. The app automatically adjusts the player as per the video size. The video will always fit the screen, whether it’s square, vertical, or horizontal. Ultimately, the videos will be shorter for widescreen and square for vertical.

3. iPad & iPhone

Similarly, the YouTube app for iPad and iPhone automatically adjust the video size to fit the screen. Thus, every video will fit the screen, even if it’s square, horizontal, or vertical.

Before we let you know how to resize YouTube videos, here are some tips for creating awesome YouTube videos.

• Create a strategy for YouTube video beforehand.
• Search for ideas and topics.
• Understand the use of the best equipment and gear.
• Ensure the best YouTube video editing.
• Optimize YouTube videos.

Part 2: Automatically Resize YouTube Videos to Right Aspect Ratio with Wondershare Filmora for Mac

Hopefully, you have noted the correct aspect ratio required for YouTube videos. Now, it’s time to understand the quick process on how to resize YouTube videos as per this aspect ratio via Wondershare Filmora for Mac. Yes, the Filmora Mac’s latest version, 10.2, has recently launched a competitive feature - Auto Reframe. The feature automatically adjusts your video as per the selected aspect ratio and fits the video’s motion element quite instantly.

About Wondershare Filmora for Mac

Wondershare Filmora is one of the robust video editing programs containing both primary and advanced tools such as Motion Tracking, Keyframing, Green Screen, Audio Ducking, Color Matching, Auto Reframe, and so on.

Steps to Use Auto Reframe in Wondershare Filmora for Mac to Resize YouTube Videos

Step 1. Click the “Try It Free” button to download its latest version and launch it.

Step 2. Choose the More Tools > Auto Reframe after launching the Wondershare Filmora for Mac.

Step 3. Hit the Import button to upload a YouTube video for its resizing.

Step 4. Choose among five different aspect ratios, namely the Vertical, Square, Widescreen, Standard, and Cinema.

Tap the eye icon and preview the whole video.

Step 5. Toggle the Adjust frame tab and adjust the YouTube video screen as shown below.

It is present before the Advanced tab.

Then, adjust the Advanced settings, namely the Tracking Subject and Tracking Speed.

Step 6. Hit the Export tab to save the cropped video.

You can also upload the reframed video to Filmora for further editing.

Conclusion

So, this’s all about how to resize YouTube videos in its ideal aspect ratio. Right from the beginning, we’ve discussed the importance of creating YouTube videos in this digital transformation age and further considering the right fit of factors, including the size, length, quality, and aspect ratio of specific YouTube videos. Even though YouTube has the facility to adjust the video automatically, you have to edit in the cropped video, which is possible through integrated editing programs such as the one we’ve discussed above via Wondershare Filmora for Mac. This video editing software is quite remarkable and offers all the competitive features that both basic and advanced video editors need.

Liza Brown

Liza Brown is a writer and a lover of all things video.

Follow @Liza Brown

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