ComfyUI Node
Lift Gamma Gain
A ComfyUI node in AKURATE/Darkroom/Grading with 18 inputs and 1 output.
Lift Gamma Gain
- image
- image
◄lift_r0.00►
◄lift_g0.00►
◄lift_b0.00►
◄lift_master0.00►
◄gamma_r1.00►
◄gamma_g1.00►
◄gamma_b1.00►
◄gamma_master1.00►
◄gain_r1.00►
◄gain_g1.00►
◄gain_b1.00►
◄gain_master1.00►
◄offset_r0.000►
◄offset_g0.000►
◄offset_b0.000►
◄offset_master0.000►
◄strength1.00►
CategoryAKURATE/Darkroom/Grading
Inputs (18)
| Name | Type | Default | Description |
|---|---|---|---|
| image | IMAGE | — | |
| lift_ropt | FLOAT | 0.00-1–1 | Red channel lift (shadow color offset) |
| lift_gopt | FLOAT | 0.00-1–1 | Green channel lift (shadow color offset) |
| lift_bopt | FLOAT | 0.00-1–1 | Blue channel lift (shadow color offset) |
| lift_masteropt | FLOAT | 0.00-1–1 | Master lift — applies to all channels |
| gamma_ropt | FLOAT | 1.000.1–4 | Red channel gamma (midtone brightness). >1 = brighter mids |
| gamma_gopt | FLOAT | 1.000.1–4 | Green channel gamma (midtone brightness) |
| gamma_bopt | FLOAT | 1.000.1–4 | Blue channel gamma (midtone brightness) |
| gamma_masteropt | FLOAT | 1.000.1–4 | Master gamma — multiplies into all channels |
| gain_ropt | FLOAT | 1.000–4 | Red channel gain (highlight multiplier) |
| gain_gopt | FLOAT | 1.000–4 | Green channel gain (highlight multiplier) |
| gain_bopt | FLOAT | 1.000–4 | Blue channel gain (highlight multiplier) |
| gain_masteropt | FLOAT | 1.000–4 | Master gain — multiplies into all channels |
| offset_ropt | FLOAT | 0.000-0.5–0.5 | Red channel offset (flat global shift) |
| offset_gopt | FLOAT | 0.000-0.5–0.5 | Green channel offset (flat global shift) |
| offset_bopt | FLOAT | 0.000-0.5–0.5 | Blue channel offset (flat global shift) |
| offset_masteropt | FLOAT | 0.000-0.5–0.5 | Master offset — adds to all channels |
| strengthopt | FLOAT | 1.000–1 | Blend between original (0) and graded (1) |
Outputs (1)
| Name | Type | Description |
|---|---|---|
| image | IMAGE | — |