83 lines
1.3 KiB
Markdown
83 lines
1.3 KiB
Markdown
# exec-buffer [![Build Status](http://img.shields.io/travis/kevva/exec-buffer.svg?style=flat)](https://travis-ci.org/kevva/exec-buffer)
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> Run a Buffer through a child process
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## Install
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```
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$ npm install exec-buffer
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```
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## Usage
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```js
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const fs = require('fs');
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const execBuffer = require('exec-buffer');
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const gifsicle = require('gifsicle').path;
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execBuffer({
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input: fs.readFileSync('test.gif'),
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bin: gifsicle,
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args: ['-o', execBuffer.output, execBuffer.input]
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}).then(data => {
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console.log(data);
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//=> <Buffer 47 49 46 38 37 61 ...>
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});
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```
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## API
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### execBuffer(options)
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#### options
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Type: `Object`
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##### input
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Type: `Buffer`
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The `Buffer` to be ran through the child process.
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##### bin
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Type: `string`
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Path to the binary.
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##### args
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Type: `Array`
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Arguments to run the binary with.
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#### inputPath
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Type: `string`<br>
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Default: `tempfile()`
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Where `input` will be written to. In most cases you don't need to set this.
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#### outputPath
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Type: `string`<br>
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Default: `tempfile()`
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Where output file will be written to. In most cases you don't need to set this.
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### execBuffer.input
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Returns a temporary path to where the input file will be written.
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### execBuffer.output
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Returns a temporary path to where the output file will be written.
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## License
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MIT © [Kevin Mårtensson](https://github.com/kevva)
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