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Enlarge pixel art two or three times with the FFmpeg epx filter
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What this guide covers
For people enlarging pixel art or low-resolution game footage who want a pixel-art magnifier instead of a smooth scale. You end with a 2x or 3x enlarged image or clip. Based on the FFmpeg manual and not run, and the manual gives only one option and no examples.
More about this guide
Guide ID: art_01M6W4GJ4VCR2G0C64V4004DRW
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Guide title
Enlarge pixel art two or three times with the FFmpeg epx filter
Coverage
For people enlarging pixel art or low-resolution game footage who want a pixel-art magnifier instead of a smooth scale. You end with a 2x or 3x enlarged image or clip. Based on the FFmpeg manual and not run, and the manual gives only one option and no examples.
Example
Hypothetical, not run: enlarging a 160 by 144 sprite sheet at two settings and comparing edges and diagonals with a plain bicubic scale.
Useful starting points
- The default scaling factor is 3, so set it explicitly if you want double size.
- Blurry output usually means the source was already smoothed; start from the native pixels.
- Compare the result against a plain scale of the same size at full resolution before choosing.
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