Class GraphNode

A node being built in the filter graph. Supports chaining multiple filters on the same stream.

Index

Constructors

Methods

filter scale crop pad fps format setpts vflip hflip colorkey volume atempo asetpts loudnorm out outAuto mapOut

Constructors

constructor

new GraphNode(graph: FilterGraph, inputs: GraphStream[]): GraphNode
Parameters
- graph: FilterGraph
- inputs: GraphStream[]
Returns GraphNode
- Defined in src/filters/complex.ts:56

Methods

filter

filter(
    name: string,
    positional?: (string | number)[],
    named?: Record<string, string | number | boolean>,
): this
Apply a raw filter string
Parameters
- name: string
- positional: (string | number)[] = []
- named: Record<string, string | number | boolean> = {}
Returns this
- Defined in src/filters/complex.ts:62

scale

scale(
    width: string | number,
    height: string | number,
    opts?: Record<string, string | number | boolean>,
): this
Parameters
- width: string | number
- height: string | number
- opts: Record<string, string | number | boolean> = {}
Returns this
- Defined in src/filters/complex.ts:69

crop

crop(
    width: string | number,
    height: string | number,
    x?: string | number,
    y?: string | number,
): this
Parameters
- width: string | number
- height: string | number
- Optionalx: string | number
- Optionaly: string | number
Returns this
- Defined in src/filters/complex.ts:74

pad

pad(
    width: string | number,
    height: string | number,
    x?: string | number,
    y?: string | number,
    color?: string,
): this
Parameters
- width: string | number
- height: string | number
- Optionalx: string | number
- Optionaly: string | number
- Optionalcolor: string
Returns this
- Defined in src/filters/complex.ts:82

fps

fps(rate: string | number): this
Parameters
- rate: string | number
Returns this
- Defined in src/filters/complex.ts:91

format

format(pixFmt: string): this
Parameters
- pixFmt: string
Returns this
- Defined in src/filters/complex.ts:96

setpts

setpts(expr: string): this
Parameters
- expr: string
Returns this
- Defined in src/filters/complex.ts:101

vflip

vflip(): this
Returns this
- Defined in src/filters/complex.ts:106

hflip

hflip(): this
Returns this
- Defined in src/filters/complex.ts:111

colorkey

colorkey(color: string, similarity?: number, blend?: number): this
Parameters
- color: string
- similarity: number = 0.1
- blend: number = 0.0
Returns this
- Defined in src/filters/complex.ts:116

volume

volume(v: string | number): this
Parameters
- v: string | number
Returns this
- Defined in src/filters/complex.ts:123

atempo

atempo(factor: number): this
Parameters
- factor: number
Returns this
- Defined in src/filters/complex.ts:128

asetpts

asetpts(expr: string): this
Parameters
- expr: string
Returns this
- Defined in src/filters/complex.ts:133

loudnorm

loudnorm(i?: number, lra?: number, tp?: number): this
Parameters
- i: number = -23
- lra: number = 7
- tp: number = -2
Returns this
- Defined in src/filters/complex.ts:138

out

out(...labels: string[]): GraphStream[]
Assign output labels to this node and register the link in the graph. Returns GraphStream[] that can be used as inputs to subsequent filters.
Parameters
- ...labels: string[]
Returns GraphStream[]
- Defined in src/filters/complex.ts:149

outAuto

outAuto(type?: "video" | "audio"): GraphStream
Shorthand: single output with auto-generated label
Parameters
- type: "video" | "audio" = ...
Returns GraphStream
- Defined in src/filters/complex.ts:157

mapOut

mapOut(label?: string): GraphStream
Register this as a final output (no output label needed — used with -map)
Parameters
- Optionallabel: string
Returns GraphStream
- Defined in src/filters/complex.ts:165