Asking for help: outpainting 9:16 video to 16:9 with Minimax H3 changes the footage entirely
navarisun · reddit · 2026-09-30
A user trying to outpaint 9:16 videos to 16:9 using Minimax H3 methods from the ComfyUI community found the process generated entirely different videos instead of extending the frame. The post includes original vs. result comparisons and asks how to preserve the original footage while filling in only the sides.
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