HTMLMediaElement: loadedmetadata event
The loadedmetadata
event is fired when the metadata has been loaded.
Bubbles | No |
---|---|
Cancelable | No |
Interface | Event |
Target | Element |
Default Action | None |
Event handler property | GlobalEventHandlers.onloadedmetadata |
Specification | HTML5 media |
Additional Properties
Property | Type | Description |
---|---|---|
mozChannels Read only |
int | The number of channels. |
mozSampleRate Read only |
int | The sample rate per second. |
mozFrameBufferLength Read only |
int | The number of samples collected in all channels. |
Examples
These examples add an event listener for the HTMLMediaElement's loadedmetadata
event, then post a message when that event handler has reacted to the event firing.
Using addEventListener()
:
const video = document.querySelector('video');
video.addEventListener('loadedmetadata', (event) => {
console.log('The duration and dimensions ' + '
of the media and tracks are now known. ');
});
Using the onloadedmetadata
event handler property:
const video = document.querySelector('video');
video.onloadedmetadata = (event) => {
console.log('The duration and dimensions ' + '
of the media and tracks are now known. ');
};
Specifications
Specification | Status |
---|---|
HTML Living Standard The definition of 'loadedmetadata media event' in that specification. |
Living Standard |
HTML5 The definition of 'canplay media event' in that specification. |
Recommendation |
Browser compatibility
BCD tables only load in the browser
Related Events
HTMLMediaElement: playing event
HTMLMediaElement: waiting event
HTMLMediaElement: seeking event
HTMLMediaElement: seeked event
HTMLMediaElement: ended event
HTMLMediaElement: loadedmetadata event
HTMLMediaElement: loadeddata event
HTMLMediaElement: canplay event
HTMLMediaElement: canplaythrough event
HTMLMediaElement: durationchange event
HTMLMediaElement: timeupdate event
HTMLMediaElement: play event
HTMLMediaElement: pause event
HTMLMediaElement: ratechange event
HTMLMediaElement: volumechange event
HTMLMediaElement: suspend event
HTMLMediaElement: emptied event
HTMLMediaElement: stalled event
See also
- This event is part of gecko's Audio API extension