Kecepatan video iframe
function feAdjustVideoPlaybackInFrame(frame, playbackRate) {
var i;
for (i=0; i<frame.frames.length; i++) {
try {
feAdjustVideoPlaybackInFrame(frame.frames[i], playbackRate);
frame.frames[i].document.querySelector('video').playbackRate = playbackRate;
}
catch(e) {};
}
}
feAdjustVideoPlaybackInFrame(window, 1.5);