``` ## Handle default Quality/Audio/Subtitle ```js OHls({ forceHLS: true, // use hls.js not native defaultQuality(levels) { let id = -1 // -1 => 'auto' for (let i = 0; i < levels.length; i++) { if (levels[i].height <= 1080) id = i } return id }, defaultAudio(tracks) { for (const { lang, id } of object) { if (lang == 'en' || lang.startsWith('en')) { return id } } return -1 // -1 => brower lang }, defaultSubtitle(tracks) { for (const { lang, id } of object) { if (lang == 'en' || lang.startsWith('en')) { return id } } return -1 // -1 => brower lang } }) ``` ## Handle Hls.js Error ```ts OHls({ errorHandler(player, data) { // skip bufferAppendError if (data.details == 'bufferAppendError') return player.emit('error', { ...data, message: data.type + ': ' + data.details }) } }) ``` ## DRM ```ts OHls({ forceHLS: true, // use hls.js not native config: { emeEnabled: true, drmSystems: { 'com.widevine.alpha': { licenseUrl: 'https://widevine-proxy.appspot.com/proxy' } }, licenseXhrSetup(xhr) { xhr.setRequestHeader('content-type', 'application/octet-stream') xhr.setRequestHeader('Authorization', 'Bearer token') // or other headers } } }) // update player.context.hls.options.config = { //... } ```