> For the complete documentation index, see [llms.txt](https://docs.tryholo.ai/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.tryholo.ai/v2/creation-methods/starting-from-existing-content/b-roll.md).

# B-Roll

Create smooth transition videos by defining a starting frame, an ending frame, and a prompt describing how the scene should evolve. Holo generates a seamless video between the two images.

### Best for

* Product reveals
* Smooth scene transitions
* Before-and-after animations
* Lifestyle product videos
* Cinematic product showcases

> **Tip:** Choose first and last frames that naturally connect for the most realistic transitions.

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## How to Use

### 1. Choose your frames

Select the images that define the beginning and end of your video.

Choose:

* **First frame**
* **Last frame**

You can select images from:

* Your products
* Individual images
* Your Library

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### 2. Choose the video duration

Select how long your generated video should be.

Available options:

* **4 seconds**
* **8 seconds**
* **12 seconds**

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### 3. Choose or edit your prompt

Describe what should happen between the first and last frame.

You can:

* Use the generated prompt
* Edit the generated prompt
* Write your own custom prompt

Your prompt should describe the movement, camera motion, transitions, lighting, or other visual changes you want to see.

Once you're happy with your prompt, click **Create video** to generate your B-roll video.