Class BlobChunkSource

Generate chunks from a Blob (W3C File API).

Hierarchy

KnownSizeChunkSource
- BlobChunkSource

Implements

ChunkSource

Index

Constructors

Properties

chunkSize final finalChunkSize totalSize

Methods

getChunk getPayload listChunks

Constructors

constructor

new BlobChunkSource(blob: Blob | Blob, opts?: ChunkOptions): BlobChunkSource
Parameters
- blob: Blob | Blob
- opts: ChunkOptions = {}
Returns BlobChunkSource
Overrides KnownSizeChunkSource.constructor
- Defined in serve/chunk-source/blob.ts:7

Properties

`Protected` `Readonly`chunkSize

chunkSize: number

`Protected` `Readonly`final

final: number

`Protected` `Readonly`finalChunkSize

finalChunkSize: number

`Protected` `Readonly`totalSize

totalSize: number

Methods

getChunk

getChunk(i: number): Promise<undefined | Chunk>
Generate a chunk on-demand.
Parameters
- i: number
  Chunk number, starting from zero.
Returns Promise<undefined | Chunk>
Promise that resolves to requested chunk, or undefined if out of range.
Implementation of ChunkSource.getChunk
Inherited from KnownSizeChunkSource.getChunk
- Defined in serve/chunk-source/common.ts:56

`Protected`getPayload

getPayload(
    i: number,
    offset: number,
    chunkSize: number,
): Promise<Uint8Array<ArrayBufferLike>>
Parameters
- i: number
- offset: number
- chunkSize: number
Returns Promise<Uint8Array<ArrayBufferLike>>
Overrides KnownSizeChunkSource.getPayload
- Defined in serve/chunk-source/blob.ts:11

listChunks

listChunks(): AsyncIterable<Chunk, any, any>
Generate chunks sequentially.

Returns AsyncIterable<Chunk, any, any>
AsyncIterable of chunks in order.
Implementation of ChunkSource.listChunks
Inherited from KnownSizeChunkSource.listChunks
- Defined in serve/chunk-source/common.ts:49