横型動画をスマートに9:16へクロップ
Upload a 16:9 landscape source video; portrait sources are not supported yet. Choose 9:16, 1:1, or 4:3. Qwen detects the key subject and centers the crop.
Click to upload or drop a video file
Supports MP4, MOV, MKV, WebM, MPEG, MPG, 3GP, 3GPP
Up to 2 GB per file
Source video up to 180 minutes
Processing runs on this page — don't leave while it's running, or the task is cancelled.
Workflow
- 01
Upload a 16:9 landscape video
Upload a 16:9 landscape source video; portrait sources are not supported yet.
- 02
AI detects visual focus
Choose 9:16, 1:1, or 4:3. Qwen detects the key subject and centers the crop.
- 03
Download the smart-cropped video
When the subject shifts inside one shot, the tool splits semantic sub-segments and crops each one before export.
9:16の縦型スマート出力に対応
このページでは、出力アスペクト比が9:16（縦型）にプリセットされています。
Built for these real workflows
Video cover design
Social creative
Key visual extraction
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Frequently asked questions
被写体のトラッキング（追従）機能はありますか？
はい、対応しています。このページでは、AIフォーカス検出機能を備えたスマートアスペクト比クロップ処理を使用しています。
Start using スマート9:16動画クロップ
Provide the input and essential settings above. Your result stays in the current tool workflow.
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