Audio to Spark AR (AppleScript - JXA)

audio2spark

const FFMPEG_PATH = 'usr/local/bin/ffmpeg';

//––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––

const app = Application.currentApplication()
app.includeStandardAdditions = true

function openDocuments(droppedItems) {
    const changeExtension = (file, newExtension) => file.substr(0, file.lastIndexOf(".")) + `.${newExtension}`;

    droppedItems.forEach(file => {
        const intput = file.toString();
        const output = changeExtension(intput, 'm4a');
        const cmd = `${FFMPEG_PATH} -i '${intput}' -b:a 128k -ar 44100 -ac 1 '${output}'`;
        app.doShellScript(cmd);
    });
}