Filter: frei0r.curves

Plugin Information

title: Curves
media types: Video
description: Adjust luminance or color channel intensity with curve level mapping
version: 0.4
creator: Maksim Golovkin, Till Theato

Parameters

0

title: Channel
description: Channel to adjust (0 = red, 0.1 = green, 0.2 = blue, 0.3 = alpha, 0.4 = luma, 0.5 = rgb, 0.6 = hue, 0.7 = saturation)
type: float
readonly: no
required: no
minimum: 0
maximum: 1
default: 0.5
widget: spinner

1

title: Show curves
description: Draw curve graph on output image
type: boolean
readonly: no
required: no
minimum: 0
maximum: 1
default: 1
widget: checkbox

2

title: Graph position
description: Output image corner where curve graph will be drawn (0.1 = TOP,LEFT; 0.2 = TOP,RIGHT; 0.3 = BOTTOM,LEFT; 0.4 = BOTTOM, RIGHT)
type: float
readonly: no
required: no
minimum: 0
maximum: 1
default: 0.3
widget: spinner

3

title: Curve point number
description: Number of points to use to build curve (/10 to fit [0,1] parameter range). Minimum 2 (0.2), Maximum 5 (0.5). Not relevant for Bézier spline.
type: float
readonly: no
required: no
minimum: 0
maximum: 1
default: 0.2
widget: spinner

4

title: Luma formula
description: Use Rec. 601 (false) or Rec. 709 (true)
type: boolean
readonly: no
required: no
minimum: 0
maximum: 1
default: 1
widget: checkbox

5

title: Bézier spline
description: Use cubic Bézier spline. Has to be a sorted list of points in the format "handle1x;handle1y#pointx;pointy#handle2x;handle2y"(pointx = in, pointy = out). Points are separated by a "|".The values can have "double" precision. x, y for points should be in the range 0-1. x,y for handles might also be out of this range.
type: string
readonly: no
required: no
widget: text

6

title: Point 1 input value
description: Point 1 input value
type: float
readonly: no
required: no
minimum: 0
maximum: 1
default: 0
widget: spinner

7

title: Point 1 output value
description: Point 1 output value
type: float
readonly: no
required: no
minimum: 0
maximum: 1
default: 0
widget: spinner

8

title: Point 2 input value
description: Point 2 input value
type: float
readonly: no
required: no
minimum: 0
maximum: 1
default: 1
widget: spinner

9

title: Point 2 output value
description: Point 2 output value
type: float
readonly: no
required: no
minimum: 0
maximum: 1
default: 1
widget: spinner

10

title: Point 3 input value
description: Point 3 input value
type: float
readonly: no
required: no
minimum: 0
maximum: 1
default: 0
widget: spinner

11

title: Point 3 output value
description: Point 3 output value
type: float
readonly: no
required: no
minimum: 0
maximum: 1
default: 0
widget: spinner

12

title: Point 4 input value
description: Point 4 input value
type: float
readonly: no
required: no
minimum: 0
maximum: 1
default: 0
widget: spinner

13

title: Point 4 output value
description: Point 4 output value
type: float
readonly: no
required: no
minimum: 0
maximum: 1
default: 0
widget: spinner

14

title: Point 5 input value
description: Point 5 input value
type: float
readonly: no
required: no
minimum: 0
maximum: 1
default: 0
widget: spinner

15

title: Point 5 output value
description: Point 5 output value
type: float
readonly: no
required: no
minimum: 0
maximum: 1
default: 0
widget: spinner

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