{"product_id":"unmarkai-n8n-workflow-remove-burned-in-captions-from-https-video","title":"UnMarkAI n8n Workflow: Remove Burned-In Captions from HTTPS Video","description":"\u003ch3\u003eRemove Burned-In Captions from HTTPS Video with UnMarkAI (n8n Workflow)\u003c\/h3\u003e\n\u003cp\u003eNeed to prepare an authorized video for caption replacement, localization, or product-copy updates? This \u003cstrong\u003eUnMarkAI n8n workflow\u003c\/strong\u003e imports a direct HTTPS video, removes burned-in captions\/text, and provides a temporary download link—so you can review results and re-render new text where needed.\u003c\/p\u003e\n\n\u003ch3\u003eWhat this workflow does\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConfigure Video settings:\u003c\/strong\u003e Start the workflow manually and load the source HTTPS URL, original dimensions, removal region coordinates, the required \u003cem\u003erequest key\u003c\/em\u003e, and polling limits.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eValidate inputs:\u003c\/strong\u003e It checks the HTTPS URL, dimensions, region coordinates, and the required request key before processing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePreview API behavior (optional):\u003c\/strong\u003e Keep \u003ccode\u003eexecute_paid_job=false\u003c\/code\u003e to run a \u003cem\u003eno-request preview\u003c\/em\u003e of the intended API calls.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRun paid processing (when enabled):\u003c\/strong\u003e Import the video URL and poll upload status until ready (or until a bounded limit is reached).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCreate one UnMarkAI text-removal job:\u003c\/strong\u003e Uses stable idempotency keys for the POST requests; automatic retries are off.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePoll for completion \u0026amp; return results:\u003c\/strong\u003e Polls within bounded limits and then returns a temporary result link. Download promptly and inspect the full clip for missed text, softened detail, or motion artifacts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eUse cases\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReplace burned-in captions before localizing product videos or onboarding content.\u003c\/li\u003e\n  \u003cli\u003eUpdate on-screen product copy while preserving the original footage.\u003c\/li\u003e\n  \u003cli\u003ePrepare assets for re-edits where new typography must be re-applied cleanly.\u003c\/li\u003e\n  \u003cli\u003eBuild a controlled n8n pipeline for authorized caption\/text removal from HTTPS video files.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical details\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWorkflow category:\u003c\/strong\u003e n8n automation workflow\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTech stack \/ nodes:\u003c\/strong\u003e \u003ccode\u003eif\u003c\/code\u003e, \u003ccode\u003eset\u003c\/code\u003e, \u003ccode\u003ecode\u003c\/code\u003e, \u003ccode\u003ewait\u003c\/code\u003e, \u003ccode\u003esticky note\u003c\/code\u003e, \u003ccode\u003ehttp request\u003c\/code\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUnMarkAI processing:\u003c\/strong\u003e Single text-removal job with idempotency keys and bounded polling.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAuth setup:\u003c\/strong\u003e Create an n8n Header Auth credential where the header name is \u003ccode\u003eAuthorization\u003c\/code\u003e and value is \u003ccode\u003eBearer YOUR_API_KEY\u003c\/code\u003e (jobs:read and jobs:write).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTemplate note:\u003c\/strong\u003e The template is free, but API processing is billed separately.\u003c\/p\u003e","brand":"N8N Commerce","offers":[{"title":"Default Title","offer_id":46190233977011,"sku":"N8N-20633","price":40.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/6279\/6723\/files\/joB7mRUA5LrGSonU5bBN__ZXKenTjI.png?v=1791450735","url":"https:\/\/buyflowscripts.com\/products\/unmarkai-n8n-workflow-remove-burned-in-captions-from-https-video","provider":"N8N Commerce","version":"1.0","type":"link"}