Doc-to-Video Tools Comparison — NotebookLM, Lumen5, Pictory, InVideo AI, Canva

Decision framework and comparison of 5 AI tools for converting documents (PDFs, slides, research) into videos. Covers NotebookLM (best script quality), Lumen5 (best editing control), Pictory (best direct doc-to-video), InVideo AI (marketing explainers), and Canva (quick social content).