GifParser

GifParser for binary format

Roughly based on the documentation https://giflib.sourceforge.net/whatsinagif/index.html

Index

Constructors

• constructor

Properties

• checkBytes
• frames
• globalColorTableBytes
• images

Methods

• arrayToImage
• parseBlocks
• parseColorTableBytes
• parseExt
• parseHeader
• parseImg
• readSubBlocks

Constructors

constructor

• new GifParser(stream: Stream): GifParser

• Parameters

  • stream: Stream

  Returns GifParser

Properties

publiccheckBytes

checkBytes: number[] = []

publicframes

frames: GifFrame[] = []

publicglobalColorTableBytes

globalColorTableBytes: [number, number, number][] = []

publicimages

images: HTMLImageElement[] = []

Methods

arrayToImage

• arrayToImage(frame: GifFrame, colorTable: [number, number, number][]): void

• Parameters

  • frame: GifFrame

  • colorTable: [number, number, number][]

  Returns void

publicparseBlocks

• parseBlocks(): void

• Returns void

parseColorTableBytes

• parseColorTableBytes(entries: number): [number, number, number][]

• Parameters

  • entries: number

  Returns [number, number, number][]

parseExt

• parseExt(block: GCExtBlock): void

• Parameters

  • block: GCExtBlock

  Returns void

parseHeader

• parseHeader(): void

• Returns void

parseImg

• parseImg(img: GifFrame): void

• Parameters

  • img: GifFrame

  Returns void

readSubBlocks

• readSubBlocks(): string

• Returns string