node-av / lib / avImageAllocArrays

Function: avImageAllocArrays()

avImageAllocArrays(width, height, pixFmt, align): object

Defined in: src/lib/utilities.ts:552

Allocate image arrays.

Allocates image data as separate plane arrays.

Parameters

width

number

Image width

height

number

Image height

pixFmt

AVPixelFormat

Pixel format

align

number

Buffer alignment

Returns

object

Object with data planes, line sizes, and total size

data

data: Buffer<ArrayBufferLike>[]

linesizes

linesizes: number[]

size

size: number

Example

const { data, linesizes, size } = avImageAllocArrays(
  1920, 1080, AV_PIX_FMT_YUV420P, 32
);
console.log(`Allocated ${data.length} planes, total ${size} bytes`);