Creating Glowing Paint Effects In After Effects

how to add glow to paint in after effects

Adobe After Effects is a powerful tool for creating motion graphics and visual effects. The glow effect is a popular feature that adds brightness to an image, creating a glowing aura around a focal point. This effect can be used to replicate natural lightning, neon light effects, and other creative looks, enhancing the realism of your work. In this guide, we will explore the steps to add a glow effect to your paint in After Effects, allowing you to create stunning visuals that will captivate your audience.

Characteristics Values
Purpose To add brightness to a part of an image, creating a glowing aura around a focal point
Use Cases Logos, titles, 3D objects, animations, images, videos, text layers
Tools Adobe After Effects, Brush Tool, Effects & Presets panel, Continuum BCC+ Glow plug-in, Roto brush tool, Universe Glow plugin
Steps Import footage, duplicate layer, add "Levels" effect, adjust black levels, add "Fast Blur" effect, de-saturate layer, adjust blur radius, animate effect, adjust glow threshold, glow radius, and glow intensity
Customization Glow color, intensity, radius, opacity, saturation, tint, and quality
Effects Neon light effects, natural lightning, flickering, pulsating, flickering, keyframing

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Using the default Glow Effect

Adobe After Effects has a built-in glow effect that is accessible to every user. The default Glow Effect is versatile and can be used on images, videos, logos, and text layers. It is easy to apply and configure for a quick and basic glow.

To use the default Glow Effect, you can search for the effect in the Effects & Presets panel and drag it to the layer, or select the image layer and add the glow effect from the upper menu Effect > Stylize > Glow. You can also add an adjustment layer above your original footage to apply the glow and prevent some issues with the alpha channel.

Once you have applied the glow effect, you can adjust the settings to achieve your desired look. The three main settings that control the final appearance of your glow effect are Glow Threshold, Glow Radius, and Glow Intensity. The Glow Threshold sets the percentage of brightness at which the glow won't affect the image. Lowering the Glow Threshold will make the image brighter, while a higher threshold will reduce the glow. You can control the brightness of the glow using the Glow Intensity parameter. Higher values will create a brighter glow, while lower values will dim it.

You can create the glow effect from the original layer colors, or select different colors to create a mix and gradient effect. To do this, change the Glow Color to A&B Colors, which will allow you to select two glow colors for Color A and Color B. Use the color picker or eyedropper tool to choose the desired glow colors from the image. In the drop-down menu Color Looping, choose how to cycle the selected colors to create the glow gradient. Adjust the Color Loops to create a multicolor ring, and use the Color Phase to choose which color cycle begins the loop.

While the default Glow Effect in After Effects is basic and useful for quickly creating a glowing effect, it has some limitations. Adjusting the glow's settings can be challenging and may require a lot of trial and error. Managing the threshold and intensity settings can be difficult, especially when trying to target specific areas for the glow. Additionally, animating the default glow can result in unwanted artifacts and a black halo around the glowing area.

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Using the Continuum BCC+ Glow plug-in

To add glow to paint in After Effects using the Continuum BCC+ Glow plug-in, you will first need to download Continuum and start a free trial. Then, create a new project or open an existing one. Import all the necessary footage and create a new composition. Arrange the layers in the desired order in the timeline.

With the image layer selected, go to Effect > BCC Lights > BCC+ Glow to apply the BCC+ Glow effect to the chosen layer. Alternatively, you can add it from the Effects panel by searching for BCC+ Glow and dragging it to the selected layer. The Continuum effects feature an FX Editor that allows you to retrieve existing presets and create new ones. Click on the FX Editor button at the top of the effects control to launch the preset library and editor.

The BCC+ Glow filter creates glows and blooms around selected areas of the image, and it has a built-in colour correction tool. You can adjust the Hue to cycle through the colour hue of the image, and then set the saturation, brightness, contrast, and gamma. You can also adjust the temperature to make the colours cooler or warmer, and add cyan, magenta, red, green, or blue to the image.

To save a custom preset, click the “Create Custom Preset” icon in the top right corner of the parameter list, next to the filter name. Set a name for the new custom preset in the dialog box that appears, and click "Done". The Blend option determines the blend mode used to create the glow effect. You can choose between "Add" and "Screen" blend modes. "Add" will burn out highlights, while "Screen" will retain them. You can further adjust the glow's brightness, blur, and colour settings to your liking.

Additionally, a matte is generated with the effect to limit the glow effect, but you can customize the matte to fit your needs and decide which parts of the image will be affected by the glow. Change the view to "Matte" to see the changes you make. Then, move to the Matte parameter group and use the position, range, and blur to modify the matte. The white areas of the matte are where the glow will affect the image.

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Using the Outer Glow effect

Outer Glow is a simple yet impactful technique to highlight elements and add visual appeal in Adobe After Effects. This effect surrounds an object or text with a soft, radiant outline, creating emphasis and visual depth.

To add an outer glow effect, first, import your footage by navigating to "File > Import > File" and selecting your assets. Create a composition by clicking "New Composition" and setting the resolution, frame rate, and duration. Drag and drop your media into the timeline panel to prepare for editing. In the timeline panel, click on the layer you wish to enhance. Ensure the layer is highlighted to apply the effect properly.

Now, open the “Effects Controls” panel to adjust the settings. Customize the glow color by clicking the color picker and selecting your desired hue. You can also adjust the glow's intensity, radius, and opacity.

Keyframe Glow Intensity values to create pulsating light effects and set different intensity levels at various time points for smooth transitions. Use Feathered Masks to control the glow boundaries and adjust the opacity and layering order to refine visual harmony.

Outer Glow is widely used in motion graphics to create vibrant visual highlights. It enhances logos, titles, 3D objects, and animations, making them more eye-catching.

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Using the roto brush tool

The Roto Brush tool in Adobe After Effects is a powerful feature that enables users to isolate and separate elements from their environment, creating opportunities for various visual effects. Here's a step-by-step guide on using the Roto Brush tool:

Selecting the Tool and Layer:

Start by locating the Roto Brush tool on the toolbar. It is usually found on the right side or at the top of the screen. Double-click on the desired footage layer you want to work with. This will open up the layer in the Layer panel, where you can access the paint workspace.

Setting the Resolution:

Before applying the Roto Brush, ensure that your preview resolution is set to 'Full'. Go to "View -> Resolution" and confirm the setting. The Roto Brush tool's propagation behaviour depends on the resolution of your footage, so this step is crucial for consistent results.

Painting and Selecting:

In the Layer panel, use the Roto Brush tool to paint over the elements you want to keep or select. In normal mode, you will apply a green colour over your desired elements, and the Roto Brush tool will automatically try to detect and select them. A purple outline will appear around the selected elements. To deselect or remove an element, hold down the ALT key (Windows) or Option key (Mac) and paint over the area.

Refining the Selection:

You can refine your selection further by holding the SHIFT key and continuing to paint. This allows you to make more precise selections or adjustments. Additionally, you can use the Refine Edge tool for intricate areas like hair or soft edges. This helps After Effects better distinguish between the foreground and background.

Propagating Frames:

The Roto Brush tool automatically propagates frame-by-frame, following the selected elements. To manually propagate, press the spacebar to trigger propagation from the base frame to a new frame. You can also use keyboard shortcuts to move frame by frame, allowing for closer evaluation of the propagation.

Finalising and Applying Effects:

Once you are satisfied with the selection and propagation, return to your main composition. The Roto Brush effect will be applied to the layer, and only the selected elements will remain. Now, you can apply various effects, such as the "Glow" effect, to create the desired visual outcome.

The Roto Brush tool in Adobe After Effects simplifies the process of isolating objects and enables users to add creative visual effects efficiently. By following these steps, you can master the use of the Roto Brush tool and unlock new possibilities for your video editing projects.

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Using the Paint and Brushes panel

To access the Paint and Brushes panel in After Effects, go to Window > Brushes and Window > Paint. You can also activate them by clicking Cmd + 9 for the Brushes panel and Cmd + 8 for the Paint Panel.

The Paint and Brushes panel allows you to use the Brush Tool to draw on your footage. Within the Brushes panel, you can change the diameter of the brush and adjust the size under Brush Dynamics. On the Paint panel, change the Duration to 'Single Frame' if you are painting frame by frame.

Select at least two shades in the two squares beside the brush size in the Paint panel. You can quickly change between the two colours by pressing the X key or clicking on the arrow above the tool. You can also set the visibility and intensity of your brushes and strokes in the Paint panel. To do this, locate the Opacity option and set the blue highlighted value to 100% to see the brush at its maximum.

Brush settings for each brush in the Brushes panel determine the shape, spacing, and other properties of brush marks. You can also modify these Stroke Options properties for each stroke in the Timeline panel. Paint strokes in After Effects are vector objects, which means they can be scaled up without loss of quality.

Frequently asked questions

Start by importing your footage into Adobe After Effects. You can either go to File > Import or simply drag and drop it from a folder into the After Effects Project panel window.

Search for the effect in the Effects & Presets panel and drag it to the layer, or select the image layer and add the glow effect from the upper menu Effect > Stylize > Glow. You should see the default setting in action.

Three main settings will control the final look of your glow effect: Glow Threshold, Glow Radius, and Glow Intensity. These settings have no universal value, so you must experiment with your footage each time to get great glow results.

There are two expressions you can use to produce a flickering glow effect. The first wiggle number is the speed at which you want your flicker blinks, and the second number is the value, or how intense the glow should be.

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