Haha-Yes/node_modules/node-opus/bin/opusenc-js.js
2018-09-09 21:20:36 +02:00

43 lines
1.4 KiB
JavaScript
Executable file

#!/usr/bin/env node
"use strict";
var opus = require('../');
var ogg = require('ogg');
var fs = require('fs');
var program = require('commander');
var packagejson = require('../package.json');
function toInt( n ) { return parseInt( n ); }
program
.version( packagejson.version )
.option('--serial [serialno]',
'Set the serial number for the stream instead of using random. Meant for debugging.',
toInt, null )
.option('--framesize [size]',
'Set maximum frame size in milliseconds (2.5, 5, 10, 20, 40, 60, default: 20)',
toInt, 20 )
.option('--raw-rate [N]',
'Set sampling rate for raw input (default: 48000)',
toInt, 48000 )
.option('--raw-chan [N]',
'Set number of channels for raw input (default: 2)',
toInt, 2 )
.arguments( '<input> <output>' )
.parse( process.argv );
if( program.args.length !== 2 )
program.help();
// Create the encoder based on the command parameters.
var framebytes = program.rawRate * program.framesize / 1000;
var encoder = new opus.Encoder( program.rawRate, program.rawChan, framebytes );
// Open the output streams.
var input_raw = fs.createReadStream( program.args[ 0 ] );
var output = fs.createWriteStream( program.args[ 1 ] );
var oggEncoder = new ogg.Encoder();
input_raw.pipe( encoder ).pipe( oggEncoder.stream( program.serial ) )
oggEncoder.pipe( output )