MediaSource top-level test
by juberti
JavaScript
const isMimeTypeSupported = (mimeType) => ('MediaSource' in window) &&
MediaSource.isTypeSupported && MediaSource.isTypeSupported(mimeType);
var foo = 'blab';
try {
foo = isMimeTypeSupported('video/h264');
} catch (e) {
window.alert(e);
}
window.alert(foo);