Guest-Advanced-NTSC Shader Preset Cheat Sheet

Chat GPT gave me this, so it’s probably mostly bs. :smiley: Let me know what you think and if anything can be improved.

Parameter Composite (baseline) Composite (Notch Filter) Best-Case Composite (Trinitron + good comb filter) S-Video (separate Y/C) RGB / Component (perfect)
NTSC Artifacting (0.00 β†’ 5.00, 1.00 = composite baseline) ~1.0 (visible dot crawl & shimmer) ~0.7–0.8 (some crawl remains) ~0.3–0.5 (strong comb filter kills most) 0.0 (none) 0.0 (none)
NTSC Fringing (0.00 β†’ 5.00) ~1.0 (false color edges) ~0.7–0.8 (partially suppressed) ~0.3–0.5 (greatly reduced) 0.0 (none) 0.0 (none)
NTSC Resolution Scaling (0.20 β†’ 2.50, higher = sharper luma) ~1.0 (soft, smeared) ~1.1–1.2 (slightly sharper, but muted by notch) ~1.3–1.5 (sharper, though not S-Video clean) ~1.8–2.0 (sharp, stable) 2.5 (max sharpness)
NTSC Color Saturation (0.00 β†’ 2.00, 1.00 = neutral) 0.85–0.95 (muted/dirty) ~0.9–0.95 (still a little dull) ~0.95–1.0 (close to neutral) 1.0 (neutral) 1.0 (neutral)
NTSC Brightness (0.00 β†’ 1.50, 1.00 = neutral) ~0.90–0.95 (slightly dim) ~0.92–0.97 (a little better) ~0.95–1.0 (more accurate, less crushed) 1.0 (neutral) 1.0 (neutral)
Chroma Scaling / Bleeding (2-phase) (0.50 β†’ 4.00, higher = less bleed) ~0.7–1.0 (lots of bleed) ~1.5–2.0 (notch reduces some bleed) ~2.5–3.0 (greatly reduced bleed) ~3.8–4.0 (very clean) 4.0 (no bleed)
Chroma Scaling / Bleeding (3-phase) (0.20 β†’ 2.25, neutral = 1.0) ~0.5–0.7 (heavy bleed) ~0.8–1.0 (moderate bleed) ~1.2–1.5 (reduced bleed) ~1.8–2.0 (clean) 2.25 (no bleed)
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