{"product_id":"n8n-video-narration-workflow-multimodal-ai-script-voiceover","title":"n8n Video Narration Workflow: Multimodal AI Script + Voiceover","description":"\u003ch3\u003eTurn any video into a narrated voiceover—automatically (with multimodal AI)\u003c\/h3\u003e\n\u003cp\u003eThis n8n template takes a video, extracts key frames, uses a multimodal LLM to write a script from the visuals, then generates a matching voiceover clip from that script and uploads the finished audio to Google Drive.\u003c\/p\u003e\n\n\u003ch3\u003eWhat this workflow does\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cb\u003eDownloads your video\u003c\/b\u003e using the n8n \u003cb\u003eHTTP\u003c\/b\u003e node.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eExtracts frames\u003c\/b\u003e with a \u003cb\u003ePython code\u003c\/b\u003e node (using \u003cb\u003eOpenCV\u003c\/b\u003e), converting the video into images the LLM can understand.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eBatches frames\u003c\/b\u003e with the \u003cb\u003eLoop\u003c\/b\u003e node to generate \u003cb\u003epartial scripts\u003c\/b\u003e for different sections of the video (improves feasibility for longer inputs).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eCombines partial scripts\u003c\/b\u003e into a single complete script.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eGenerates narration audio\u003c\/b\u003e by sending the full script back to the same \u003cb\u003emultimodal LLM\u003c\/b\u003e for \u003cb\u003evoiceover\u003c\/b\u003e creation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eUploads the finished voiceover clip\u003c\/b\u003e to \u003cb\u003eGoogle Drive\u003c\/b\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eUse cases\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cb\u003eContent repurposing:\u003c\/b\u003e convert training or demo videos into a narrated explainer with a clean script.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003ePodcast-style marketing:\u003c\/b\u003e turn product walkthrough footage into voiceover content you can publish or reuse.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eAccessibility \u0026amp; localization:\u003c\/b\u003e generate structured narration that can be further processed for captions\/audio workflows.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eAutomation engineering demos:\u003c\/b\u003e document system behavior from screen-capture videos with AI-generated narration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical details\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cb\u003ePython + OpenCV\u003c\/b\u003e for frame extraction.\u003c\/li\u003e\n  \u003cli\u003en8n nodes include \u003cb\u003eCode\u003c\/b\u003e, \u003cb\u003eWait\u003c\/b\u003e, \u003cb\u003eSplit Out\u003c\/b\u003e, \u003cb\u003eAggregate\u003c\/b\u003e, \u003cb\u003eEdit Image\u003c\/b\u003e, and \u003cb\u003eSticky Note\u003c\/b\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eOpenAI for LLM\u003c\/b\u003e and voice generation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eGoogle Drive upload\u003c\/b\u003e for the resulting voiceover clip.\u003c\/li\u003e\n  \u003cli\u003eHardware tip: ideally a \u003cb\u003emid-range (16GB RAM) machine\u003c\/b\u003e for acceptable performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eInspired by \u003ci\u003eProcessing and narrating a video with GPT's visual capabilities and the TTS API\u003c\/i\u003e (OpenAI Cookbook).\u003c\/p\u003e","brand":"N8N Commerce","offers":[{"title":"Default Title","offer_id":45756680372403,"sku":"N8N-2467","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/6279\/6723\/files\/qdbIn41GJoDF_Oh0RZNEi_twQKSClU.png?v=1785748738","url":"https:\/\/buyflowscripts.com\/products\/n8n-video-narration-workflow-multimodal-ai-script-voiceover","provider":"N8N Commerce","version":"1.0","type":"link"}