diff --git a/README.md b/README.md index ed9af61..eb34160 100644 --- a/README.md +++ b/README.md @@ -27,6 +27,21 @@ sox({ console.log(err) // => null console.log(outputFilePath) // => song2.flac }) + + +or + +sox({ + input: { volume: 0.8 }, + inputFile: 'song.flac', + outputFile: 'song2.flac' +}) +.then(outputFilePath => { + console.log(outputFilePath) // => song2.flac +}) +.catch(err => console.log(err)) + + ``` Transcode with options and effects: diff --git a/index.js b/index.js index 59c0fa1..87c0c72 100644 --- a/index.js +++ b/index.js @@ -1,35 +1,38 @@ -var spawn = require('child_process').spawn -var hashToArray = require('hash-to-array') -var onetime = require('onetime') +const spawn = require('child_process').spawn +const hashToArray = require('hash-to-array') +const onetime = require('onetime') -module.exports = function runSox(opts, callback) { - if (!opts || typeof opts !== 'object') throw new Error('options must be an object') - if (!opts.inputFile) throw new Error('options.inputFile is a required parameter') - if (!opts.outputFile) throw new Error('options.outputFile is a required parameter') - var cb = onetime(callback || function (e) { if (e) throw e }) +function runSoxProm(opts){ + return new Promise((resolve,reject)=>{ - var args = [] - .concat(hashToArray(opts.global || [])) - .concat(hashToArray(opts.input || [])) - .concat(opts.inputFile) - .concat(hashToArray(opts.output || [])) - .concat(opts.outputFile) - .concat(opts.effects || []) - .reduce(function (flattened, ele) { - return flattened.concat(ele) - }, []) + if (!opts || typeof opts !== 'object') return reject(new Error('options must be an object')) + if (!opts.inputFile) return reject(new Error('options.inputFile is a required parameter')) + if (!opts.outputFile) return reject(new Error('options.outputFile is a required parameter')) - var sox = spawn(opts.soxPath || 'sox', args) - sox.on('error', cb) - sox.stderr.on('data', function (stderr) { - cb(new Error(stderr)) - }) - sox.on('close', function (code, signal) { - if (code) { - cb(new Error(signal)) - } else { - cb(null, opts.outputFile) - } + const args = [] + .concat(hashToArray(opts.global || [])) + .concat(hashToArray(opts.input || [])) + .concat(opts.inputFile) + .concat(hashToArray(opts.output || [])) + .concat(opts.outputFile) + .concat(opts.effects || []) + .reduce((flattened, ele) => flattened.concat(ele), []) + + let sox = spawn(opts.soxPath || 'sox', args) + sox.on('error', reject) + sox.stderr.on('data', stderr=>reject(new Error(stderr))) + sox.on('close', (code, signal) => { + if (code) return reject(new Error(signal)) + resolve(opts.outputFile) + }) }) } + + +module.exports = function runSox(opts,cb) { + if(!cb) return runSoxProm(opts); + runSoxProm(opts) + .then(result => cb(null,result)) + .catch(cb) +} diff --git a/package-lock.json b/package-lock.json new file mode 100644 index 0000000..dbefde3 --- /dev/null +++ b/package-lock.json @@ -0,0 +1,323 @@ +{ + "name": "sox.js", + "version": 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