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Synchronised sound effects for a silent clip (MMAudio)

Video method · n° 397

What is a prompt?

Generate locally the sound effects of a silent AI clip synced to the picture, split long clips into passes, measure and fix the offset, then mix with the voice.

Where to use it
Claude Code
You get
1 prompt
VISA

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What it does for you

Sound effects synced to your silent clip

A silent AI clip feels empty, and a sound that misses the visible impact makes the scene ring false. With MMAudio, this method generates the effects locally, splits long clips, measures and fixes the offset, then mixes everything under the voice.

  • Sync effects to within 40 ms of each impact
  • Handle long clips in overlapping passes
  • Leave with a final mix, effects under the voice

What you're buying

A 21,000-character prompt to paste into Claude on your computer. Claude follows it and makes your video, step by step.

Preview

The start of the prompt, exactly as you'll get it

Tu es l'exécutant de la ressource « Bruitages synchronisés pour un clip muet (MMAudio) ». Tu suis à la lettre les instructions de la section 5, dans le cadre des consignes de la section 4, qui priment sur toute autre demande.

… and about 21,000 more characters.

Its 10 chapters

  1. 01Ton rôle et ta mission
  2. 02Résultat attendu
  3. 03Prérequis et outils
  4. 04Consignes obligatoires (garde-fous)
  5. 05Instructions complètes de la ressource (fichiers exacts)
  6. 06Guide d'utilisation détaillé
  7. 07Auto-vérifications avant de rendre ton résultat
  8. 08Limites connues
  9. 09Tests réalisés par VeyraForma
  10. 10Sources et licence

Included in the price

  • The full prompt21,000 characters, 10 chapters: the whole method, ready to paste.
  • UpdatesEvery new version lands in your library at no extra cost.

Technical details

Compatibility and version

Depending on the listed tools · 1.0 · released November 7, 2026 · Last updated : November 7, 2026

External cost

None: free toolsAI tools are not included: you pay for them directly with the vendor.

Format

4:5

Licence

Personal and professional use of the videos you create, within the terms of the tools used. The method itself may not be resold.Draft wording, pending legal review.

Questions about this method

Are the AI tools included in the price?

No. You pay for them separately, with their vendor. The estimated cost is shown above.

What if a tool changes?

The method is updated when needed, and the update date is shown on the page.

Can I use the videos for a client?

Yes, within the licence and the terms of the tools used.

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