MediaRecorder.onwarning
Deprecated: This feature is no longer recommended. Though some browsers might still support it, it may have already been removed from the relevant web standards, may be in the process of being dropped, or may only be kept for compatibility purposes. Avoid using it, and update existing code if possible; see the compatibility table at the bottom of this page to guide your decision. Be aware that this feature may cease to work at any time.
The warning
event fires on non-fatal errors during media recording via a MediaRecorder
. Non-fatal errors are one's that don't halt recording.
Syntax
Use the event name in methods like addEventListener()
, or set an event handler property.
addEventListener('warning', event => { });
onwarning = event => { };
Event type
A generic Event
.
Example
...
mediaRecorder.onwarning = function(e) {
console.log("A warning has been raised: " + e.message);
}
...
Browser compatibility
BCD tables only load in the browser
See also
- Using the MediaRecorder API
- Web Dictaphone: MediaRecorder + getUserMedia + Web Audio API visualization demo, by Chris Mills (source on GitHub.)
- simpl.info MediaStream Recording demo, by Sam Dutton.
Navigator.getUserMedia