Mirrors/Tone.js
2
0
Fork 0
mirror of https://github.com/Tonejs/Tone.js synced 2025-01-28 03:25:01 +00:00
Code Issues Projects Releases Packages Wiki Activity

Use addEventListener for start and stop

Browse source
This commit is contained in:
Sander Wapstra 2020-04-26 21:38:14 +02:00
parent 15d5584f97
commit c7aed6199f
1 changed files with 19 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

22
Tone/component/channel/Recorder.ts
View file

@ -102,16 +102,32 @@ export class Recorder extends ToneAudioNode<RecorderOptions> {
} }
} }
start(): this { async start() {
assert(this.state !== "started", "Recorder is already started"); assert(this.state !== "started", "Recorder is already started");
const startPromise = new Promise(done => {
const handleStart = () => {
this._recorder.removeEventListener("start", handleStart, false);
done();
};
this._recorder.addEventListener("start", handleStart, false);
});
this._recorder.start(); this._recorder.start();
return this; return await startPromise;
} }
async stop(): Promise<Blob> { async stop(): Promise<Blob> {
assert(this.state !== "stopped", "Recorder is not started"); assert(this.state !== "stopped", "Recorder is not started");
const dataPromise: Promise<Blob> = new Promise(done => { const dataPromise: Promise<Blob> = new Promise(done => {
this._recorder.ondataavailable = (e: BlobEvent) => done(e.data); const handleData = (e: BlobEvent) => {
this._recorder.removeEventListener("dataavailable", handleData, false);
done(e.data);
};
this._recorder.addEventListener("dataavailable", handleData, false);
}); });
this._recorder.stop(); this._recorder.stop();
return await dataPromise; return await dataPromise;