jSayal

ffmpeg

Converting Audio into Different Formats / Sample Rates

Minimal example: transcode from MP3 to WMA:
ffmpeg -i input.mp3 output.wma

You can get the list of supported formats with:
ffmpeg -formats

Convert WAV to MP3, mix down to mono (use 1 audio channel), set bit rate to 64 kbps and sample rate to 22050 Hz:

jSayal

function findRomanNumeral(number) {
    var romanNumbers = {
        1 : "I",
        2 : "II",
        3 : "III",
        4 : "IV",
        5 : "V",
        6 : "VI",
        7 : "VII", 
        8 : "VIII",