Simon Willison’s Weblog

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9th July 2025

Tool FFmpeg video crop — Generate FFmpeg crop commands by uploading a video file and interactively defining a crop area using a draggable overlay. The tool provides both standard and iPhone-compatible FFmpeg command formats that automatically update as you adjust the crop box dimensions and position. This eliminates the need to manually calculate crop parameters for video editing workflows.
Posted 9th July 2025 at 6:09 pm

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