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Adobe Firefly: Generative Extend for video and audio

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Demo summary

The instructor uses the new Generative Extend tool to add AI-generated frames to the beginning of a clip that was too short for the desired edit.

Step-by-step

  1. Identify a clip on the timeline that has reached its limit (indicated by a triangle in the corner).
  2. Locate the Generative Extend button at the bottom of the interface.
  3. Click and drag the edge of the clip to add the desired amount of generated footage.
  4. Set In and Out points and enable loop playback to review the generated frames.

Options

  • Extend the beginning of a clip
  • Extend the end of a clip
  • Extend audio clips

Watch out for

  • Video extensions are limited to a maximum of two seconds.
  • Audio extensions are limited to a maximum of ten seconds.
  • This is a premium feature of Premiere Pro requiring extra computational energy.

Highlights

“Looks really nice right?”

All demos from “Premiere Pro For Beginners | 2025 Edition | Valentina Vee x Adobe Video”

  1. 4:321:18Importing and previewing media in Premiere ProValentina demonstrates how to use Import Mode in Premiere Pro to preview clips using hover scrubbing and select multiple assets to build a project before entering the edit workspace.Adobe FireflyAI Video Editor
  2. 9:221:48Importing folders and creating binsThe instructor shows how to import entire folder structures from a hard drive into Premiere Pro to automatically create organized bins for footage and audio.Adobe FireflyAI Video Editor
  3. 15:352:05Creating a new sequence with presetsA step-by-step walkthrough of creating a new sequence using the HD 1080p 23.976 preset to match standard YouTube video requirements.Adobe FireflyAI Youtube Video Maker
  4. 31:482:41Trimming clips with Ripple DeleteValentina demonstrates using the Razor tool (C) and Selection tool (V) to cut footage, followed by a demonstration of Ripple Delete (Shift+Delete) to remove gaps automatically.Adobe FireflyAI Video Editor
  5. 39:151:11Fast editing with Q and W shortcutsThe video demonstrates 'Top and Tail' editing using the Q and W keys to instantly ripple trim the beginning or end of a clip based on the playhead position.Adobe FireflyAI Video Editor
  6. 47:480:28Swapping clip positions in the timelineA demonstration of the Option+Command (Mac) or Alt+Ctrl (PC) modifier to drag and swap the positions of two clips on the timeline without overwriting other footage.Adobe FireflyAI Video Editor
  7. 49:280:32Using the Rolling Edit toolThe instructor shows how to use the Rolling Edit tool (N) to move a cut point between two clips without changing the overall duration of the sequence.Adobe FireflyAI Video Editor
  8. 58:591:06Slipping footage with the Slip toolValentina demonstrates the Slip tool (Y) to change the start and end frames of a clip while maintaining its specific position and duration on the timeline.Adobe FireflyAI Video Editor
  9. 1:03:160:42Creating audio fades with handlesThe video shows how to use the new interactive audio fade handles in Premiere Pro 2025 to create smooth crossfades directly on the timeline clips.Adobe FireflyAI Video Editor
  10. 1:08:441:30Manual audio ducking with keyframesA demonstration of holding Command and clicking the audio volume line to create keyframes for manual volume ducking.Adobe FireflyAI Video Editor
  11. 1:49:453:16Manual Multicam synchronizationValentina shows how to manually sync A-Cam and B-Cam footage by placing markers on the visual 'clap' and snapping the clips together on the timeline.Adobe FireflyAI Video Editor
  12. 1:56:321:32Creating a Multi-Camera Source SequenceThe video demonstrates the automated 'Create Multi-Camera Source Sequence' feature to sync multiple video and audio files using waveform analysis.Adobe FireflyAI Video Editor
  13. 2:13:125:14Text-Based Editing in Premiere ProValentina demonstrates how to edit a video by deleting text in the Transcript window, which automatically performs the corresponding cuts on the timeline.Adobe FireflyAI Video Editor
  14. 2:41:031:22Generative Extend for video and audioCurrentThe instructor uses the new Generative Extend tool to add AI-generated frames to the beginning of a clip that was too short for the desired edit.Adobe FireflyAI Video Extender
  15. 2:51:541:41Stabilizing shaky footage with Warp StabilizerValentina applies the Warp Stabilizer effect to a jittery B-roll clip and adjusts the settings to achieve smooth motion.Adobe FireflyAI Video Enhancer
  16. 2:57:460:58Matching colors with Comparison ViewThe video demonstrates using Comparison View and the 'Apply Match' button in Lumetri Color to automatically match the skin tones and exposure between two different cameras.Adobe FireflyAI Video Editor
  17. 3:11:322:32Creating and styling captionsValentina demonstrates generating captions from a transcript and styling them globally using the Properties Panel and Track Styles.Adobe FireflyAI Video Editor
  18. 3:19:171:51Auto Reframe for vertical social mediaThe instructor uses 'Auto Reframe Sequence' to automatically convert a horizontal 16:9 video into a vertical 9:16 format while keeping the subject centered.Adobe FireflyAI Video Editor
  19. Watch “Premiere Pro For Beginners | 2025 Edition | Valentina Vee x Adobe Video” →

AI Video Extender

  1. 2:41:031:22Generative Extend for video and audioCurrentThe instructor uses the new Generative Extend tool to add AI-generated frames to the beginning of a clip that was too short for the desired edit.Adobe Video
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