External module "util/imageUtil"

Index

Interfaces

MatData

Variables

Functions

Variables

Let _Buffer

_Buffer: Buffer = require('buffer/').Buffer as typeof Buffer

Let _noArray

_noArray: Mat

Const asImageData

asImageData: toImageData = toImageData

Functions

ab2str

ab2str(buf: Uint8Array): string

- Defined in util/imageUtil.ts:176
Parameters
- buf: Uint8Array
Returns string

asMat

asMat(f: File | Mat): Mat

- Defined in util/imageUtil.ts:79
Parameters
- f: File | Mat
Returns Mat

compareL2

compareL2(f1: Mat | File, f2: Mat | File, destroyBoth?: boolean): number

- Defined in util/imageUtil.ts:63
Compare two images by getting the L2 error (square-root of sum of squared error). The lower the result the more similar are the images.

Parameters
- f1: Mat | File
- f2: Mat | File
- Default value destroyBoth: boolean = false
Returns number

data2mat

data2mat(d: MatData): Mat

- Defined in util/imageUtil.ts:162
Parameters
- d: MatData
Returns Mat

del

del(...m: EmscriptenEmbindInstance[]): void

- Defined in util/imageUtil.ts:83
Parameters
- Rest ...m: EmscriptenEmbindInstance[]
Returns void

fromArrayBuffer

fromArrayBuffer(a: ArrayBuffer): Promise<Mat>

- Defined in util/imageUtil.ts:50
Parameters
- a: ArrayBuffer
Returns Promise<Mat>

fromFile

fromFile(f: string): Promise<Mat>

- Defined in util/imageUtil.ts:45
Parameters
- f: string
Returns Promise<Mat>

fromUrl

fromUrl(f: string): Promise<Mat>

- Defined in util/imageUtil.ts:55
Parameters
- f: string
Returns Promise<Mat>

get

get(m: Mat, x: number, y: number): any[]

- Defined in util/imageUtil.ts:101
gets the color of pixel at coords (x,y)

Parameters
- m: Mat
- x: number
- y: number
Returns any[]

isMat

isMat(m: any): boolean

- Defined in util/imageUtil.ts:18
Parameters
- m: any
Returns boolean

isMatData

isMatData(d: any): boolean

- Defined in util/imageUtil.ts:166
Parameters
- d: any
Returns boolean

isSize

isSize(size: any): boolean

- Defined in util/imageUtil.ts:139
Parameters
- size: any
Returns boolean

jsonParseWithMat

jsonParseWithMat(d: string): any

- Defined in util/imageUtil.ts:201
Executes JSON.parse on JSON containing Mat instances.

Parameters
- d: string
Returns any

jsonStringifyWithMat

jsonStringifyWithMat(s: any): string

- Defined in util/imageUtil.ts:187
Executes JSON.stringify on JSON containing Mat instances.

Parameters
- s: any
Returns string

map

map(mat: Mat, dst: Mat, fn: function): void

- Defined in util/imageUtil.ts:111
Parameters
- mat: Mat
- dst: Mat
- fn: function
  - - (p: Scalar, x: number, y: number): Scalar
    - Parameters
      - p: Scalar
      - x: number
      - y: number
      Returns Scalar
Returns void

mat2data

mat2data(m: Mat): MatData

- Defined in util/imageUtil.ts:153
Parameters
- m: Mat
Returns MatData

noArray

noArray(): Mat

- Defined in util/imageUtil.ts:124
for overload methods that won't accept undefined as argument, like 'mask' cv.add()

Returns Mat

pointToSize

pointToSize(p: Point): Size

- Defined in util/imageUtil.ts:131
Parameters
- p: Point
Returns Size

set

set(m: Mat, x: number, y: number, val: Scalar): void

- Defined in util/imageUtil.ts:90
sets the color of pixel at coords (x,y)

Parameters
- m: Mat
- x: number
- y: number
- val: Scalar
Returns void

sizeToPoint

sizeToPoint(s: Size): Point

- Defined in util/imageUtil.ts:135
Parameters
- s: Size
Returns Point

str2ab

str2ab(str: string): Uint8Array

- Defined in util/imageUtil.ts:180
Parameters
- str: string
Returns Uint8Array

toImageData

toImageData(img: Mat): object

- Defined in util/imageUtil.ts:8
Creates an CV ImageData object from given image.

Parameters
- img: Mat
Returns object
- data: Uint8ClampedArray
- height: number
- width: number

toRgba

toRgba(mat: Mat, dst?: Mat): Mat

- Defined in util/imageUtil.ts:25
Returns a new image that is identical to given (1, 3 or 4 channels) but has 4 RGBA channels.

Parameters
- mat: Mat
- Default value dst: Mat = new cv.Mat()
Returns Mat

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