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Video Filter Transformations

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Visual Effects

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Background Color (b_{color})

Set background color for padded areas or transparent videos:

tr-b_ff0000         # Red background
tr-b_000000        # Black background
tr-b_ffffff        # White background
  • Accepts hex color codes without ’#’
  • Commonly used with:
    • c_pad crop mode
    • Videos with transparent areas
    • Letterboxing/pillarboxing areas

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Blur Effect (blur_{radius})

Apply Gaussian blur effect to video:

tr-blur_10            # Light blur
tr-blur_50            # Medium blur
tr-blur_100           # Heavy blur

Features:

  • Radius range: 1-100
  • Lower values for subtle effect
  • Higher values for strong blur
  • Applied consistently across frames

Common uses:

  • Background videos
  • Privacy protection
  • Aesthetic effects
  • Content warnings

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Background Blur (b_blur)

Create blurred padding from video content:

tr-c_pad,b_blur       # Blurred edges from video content

Features:

  • Uses video content for blur effect
  • Maintains visual consistency
  • Works with padding operations
  • Smoother than solid colors
CropOverlays