# Card3D

> Image on a 3D card through a camera.

| Node | Card3D |
|---|---|
| Menu | Transform › Card3D |
| **Names in each format** | |
| .oink comp (JSON) | `"type": "OC_N_card3d"` |
| .nk script | `Card3D` ([how .nk import works](/docs/nuke-users/nk-import)) |
| Python | `nuke.createNode("Card3D")` |
| Assistant (MCP) | `create_node(type="Card3D")` |
| Tab search | `card3d`, or its initials `c3d` |

![Card3D properties](/shots/nodes/card3d@2x.webp)

## Inputs and outputs

| Port | Name | Type |
|---|---|---|
| input 0 | img | image |
| input 1 | cam | image |
| input 2 | axis | image |
| output 0 | Image | image |

## Knobs

Panel tab **Card3d**, in panel order.

| Knob | Label | Type | Default | Range / values | .nk knob | Description |
|---|---|---|---|---|---|---|
| `channels` | channels | menu | `all` | rgba, rgb, alpha, all, none |  | Layer the op applies to: rgb, rgba, alpha, all, none, <layer> or <layer>.<ch> |
| `xform_order` | transform order | menu | `SRT` | SRT, STR, RST, RTS, TSR, TRS | `xform_order` |  |
| `rot_order` | rotation order | menu | `ZXY` | XYZ, XZY, YXZ, YZX, ZXY, ZYX | `rot_order` |  |
| `translate` | translate | vector ×3 | `0, 0, 0` | -100 to 100 | `translate` |  |
| `rotate` | rotate | vector ×3 | `0, 0, 0` | -180 to 180 | `rotate` |  |
| `scaling` | scale | vector ×3 | `1, 1, 1` | 0 to 10 | `scaling` |  |
| `uniform_scale` | uniform scale | float | `1` | 0 to 10 | `uniform_scale` |  |
| `skew` | skew | vector ×3 | `0, 0, 0` | -1 to 1 | `skew` |  |
| `pivot_translate` | pivot translate | vector ×3 | `0, 0, 0` | -100 to 100 | `pivot_translate` |  |
| `pivot_rotate` | pivot rotate | vector ×3 | `0, 0, 0` | -180 to 180 | `pivot_rotate` |  |
| `lens_in_focal` | lens-in focal | float | `50` | 1 to 300 | `lens_in_focal` |  |
| `lens_in_haperture` | lens-in haperture | float | `24.576` | 1 to 100 | `lens_in_haperture` |  |
| `filter` | filter | menu | `CUBIC` | IMPULSE (Impulse), CUBIC (Cubic), KEYS (Keys), SIMON (Simon), RIFMAN (Rifman), MITCHELL (Mitchell), PARZEN (Parzen), NOTCH (Notch), LANCZOS4 (Lanczos4), LANCZOS6 (Lanczos6), SINC4 (Sinc4) | `filter` |  |
| `black_outside` | black outside | bool | `true` |  | `black_outside` |  |
| `mask_channel` | mask | menu | `none` | none, rgba.alpha, rgba.red, rgba.green, rgba.blue |  | Mask channel, e.g. rgba.alpha (none = no mask) |
| `inject` | inject | bool | `false` |  |  | Copy the mask into mask.a for nodes downstream |
| `invert_mask` | invert | bool | `false` |  | `invert_mask` |  |
| `fringe` | fringe | bool | `false` |  |  | Only apply the effect at the edges of the mask |
| `unpremult` | (un)premult by | menu | `none` | none, rgba.alpha |  |  |
| `invert_unpremult` | invert | bool | `false` |  |  | (Un)premultiply by 1 - alpha |
| `mix` | mix | float | `1` | 0 to 1 | `mix` |  |

### Other knobs (Python, .nk and the assistant; not on the panel)

| Knob | Label | Type | Default | Range / values | .nk knob | Description |
|---|---|---|---|---|---|---|
| `gl_color` | Viewer Controls Color | float ×3 | `0, 0, 0` | 0 to 1 |  |  |
| `postage_stamp_frame` | Static Frame | int | `1` | -2147483648 to 2147483647 |  |  |
| `lifetimeStart` | Lifetime Start | int | `0` | -2147483648 to 2147483647 |  |  |
| `lifetimeEnd` | Lifetime End | int | `100` | -2147483648 to 2147483647 |  |  |
| `useLifetime` | Use Lifetime | boolean | `false` |  |  |  |
| `cached` | Cached | boolean | `false` |  |  |  |
| `bookmark` | Bookmark | boolean | `false` |  |  |  |
| `dope_sheet` | Dope Sheet | boolean | `false` |  |  |  |
| `clone_group` | Clone Group | string |  |  |  |  |
| `link_source` | Link Source | string |  |  |  |  |
| `link_overrides` | Link Overrides | string |  |  |  |  |
| `split_views` | Split Views | string |  |  |  |  |

## Knob names in .nk scripts

| .nk knob | Knob here |
|---|---|
| `pivot` | `pivot_translate` |

Other .nk knobs use the same name here. See [.nk import](/docs/nuke-users/nk-import).


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Sources: opencomp_core/nodes/transform/card3d.py, opencomp_electron/src/components/properties/knobSchema.ts, opencomp_core/nk/mapping.py