Vertical to Horizontal Video Reframe with Claude Code

Automate 16:9 reframing for repurposed short-form content

By the end of this guide, you'll have an automated pipeline in Claude Code that reframes vertical (portrait) video into widescreen 16:9 — so you can repurpose short-form content for YouTube, presentations, or TV displays without manual frame-by-frame editing.

Who This Is For

• Marketers and video editors repurposing short-form vertical content for YouTube, presentations, or TV displays

• You're reframing clips frame by frame and want it automated

• You're comfortable running a prompt in Claude Code or a terminal-based AI environment

What You'll Have

• The Video Reframing Automation Prompt for Claude Code

• A reframing script, engine configuration commands, execution logic, and validation tests generated from your specs

• A pipeline that keeps the subject centered while converting portrait video to 16:9

What You'll Need

• Claude Code (or your preferred terminal-based AI development environment)

• Your target platform (YouTube desktop, widescreen presentations, TV displays) and core goal

• A vertical video file to test the pipeline on

• Familiarity with the /model, /effort, and Shift+Tab controls in Claude Code

Going Further

— Guide: How To Create Bulk Shorts Using Canva (Content)

— Guide: Build Custom Claude Code Skills (AI Tools)

— Guide: Killer Video Hooks (Content)