ComfyUI Node
ꘇ top.key
Chroma RGB-distance key or luminance key with soft low/high ramp. Chroma removes colors near key; luma keeps values above low/high. Optional dominant-key-channel despill. Output image multiplies original alpha; matte returns an opaque grayscale mask.
ꘇ top.key
- image
- image
◄mode▾►
◄red0.00►
◄green1.00►
◄blue0.00►
◄low0.10►
◄high0.30►
◄invertfalse►
◄despill0.00►
◄output▾►
CategoryGenereti / TOP
Inputs (10)
| Name | Type | Default | Description |
|---|---|---|---|
| image | IMAGE | — | |
| mode | COMBO | 2 options: chroma, luma | |
| red | FLOAT | 0.000–1 | — |
| green | FLOAT | 1.000–1 | — |
| blue | FLOAT | 0.000–1 | — |
| low | FLOAT | 0.100–1 | — |
| high | FLOAT | 0.300–1 | — |
| invert | BOOLEAN | false | — |
| despill | FLOAT | 0.000–1 | — |
| output | COMBO | 2 options: image, matte |
Outputs (1)
| Name | Type | Description |
|---|---|---|
| image | IMAGE | — |