bizpers11991-code
- 4 skills
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- 3 hours ago last updated
- ▌ Video Batch Qc · bizpers11991-codeAutomated quality gates for batch-generated video - detect black or dark renders with ffmpeg signalstats, build contact sheets with xstack, verify loudness/duration/pix_fmt with ffprobe, avoid the false-green failure modes that make a broken batch report success, and watch a long render without being lied to by output buffering or deadlocked by a self-matching pgrep.
- ▌ Simulation Validation · bizpers11991-codeValidate numerical simulations against closed-form results so a visualisation can be trusted - choosing integrators, comparing vector fields correctly, testing limits by convergence rather than point values, finite-difference step scans, and the stiff-ODE stability limit that turns RK4 into 1e245.
- ▌ Blender Headless Render · bizpers11991-codeRender animations from Blender headlessly via a Python scene description - EEVEE setup, the Blender 4.4/5.x API breaks (slotted actions, compositor node groups, glare sockets), camera orientation maths, and the object-count cost model that decides whether a scene builds in 30 seconds or 6 minutes.
- ▌ Local Narration Captions · bizpers11991-codeProduce narrated, captioned vertical video entirely offline - Kokoro TTS for the voice, faster-whisper for real word timings, ASS subtitles burned in by ffmpeg, and two-pass loudness normalisation. Use when adding voiceover or burned-in captions to generated video without any cloud service.