Blobify

A Javascript automation tool to convert from html file object to blob object and more capabilities with creating custom helper function.

Getting Started

import { chunk } from '@atayahmet/blobify';

chunk({ chars: stream, slice: 128, type: 'image/jpg' })

Installing

npm i @atayahmet/blobify --save

or

yarn add @atayahmet/blobify

Running the tests

npm test

Built-in Helpers

| Name | Parameter Type | Return | Description | |--------------|----------------|------------------------|-----------------------------------------| | pipe | Function | Blobify class instance | Pipe itarator. | | createBlob | string[] | Blob | Create blob object from chunks. | | chunk | IChunkOptions | Uint8Array[] | Chunk generator. | | base64Encode | File | Promise<string> | HTML5 File object. | | base64Decode | string | any | Base64 encoded data. | | toStream | Blob | Promise<string> | Convert blob object to readable content.|

IChunkOptions

| Name | Type | Description | |--------|----------------------|-------------------------------| | chunks | string or Uint8Array | Data format. | | slice | number (optional) | Per chunk size. (Default 512) | | type | string | File content type. |

Quick Example

Convert the file to uploadable form.

import { pipe, chunk, createBlob, base64Encode } from '@atayahmet/blobify';

const file = document.getElementById('image');

pipe(() => base64Encode(file))
  .pipe(stream => chunk({ chars: stream, slice: 128 }))
  .pipe(chunks => createBlob(chunks, "image/jpeg"))
  .catch(console.error)
  .run()
  .then(resul => {
    console.log(result);
  });

Vice versa:

pipe(() => toStream(blob))
  .pipe(stream => base64Decode(stream))
  .pipe(data => {
      // do some maniplation...
      return data;
  })
  .run()
  .then(result => {
    // ...
  });

Built With

• TypeScript

Versioning

We use SemVer for versioning. For the versions available, see the tags on this repository.

Authors

• Ahmet ATAY - Initial work

See also the list of contributors who participated in this project.

License

This project is licensed under the MIT License - see the LICENSE.md file for details