Mirrors/webamp
1
0
Fork 0
mirror of https://github.com/captbaritone/webamp.git synced 2026-08-03 07:23:55 +00:00
Code Issues Projects Releases Wiki Activity

Try to do a better job cleaning up channel detection audio nodes

Browse source
This commit is contained in:
Jordan Eldredge 2018-04-09 07:01:02 -07:00
parent 4f5ead46ed
commit d5debf882c
1 changed files with 11 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

13
js/media/detectChannels.js
View file

@ -15,14 +15,21 @@ function createAnalysers(source) {
leftGain.connect(leftAnalyser);
rightGain.connect(rightAnalyser);
return { left: leftAnalyser, right: rightAnalyser };
function destroy() {
source.disconnect(splitter);
splitter.disconnect();
leftGain.disconnect();
rightGain.disconnect();
}
return { left: leftAnalyser, right: rightAnalyser, destroy };
}
const MAX_CALLS = 1000;
export default async function detectChannels(source) {
return new Promise((resolve, reject) => {
const { left, right } = createAnalysers(source);
const { left, right, destroy } = createAnalysers(source);
const dataArray = new Uint8Array(left.frequencyBinCount);
let maxLeft = 0;
@ -40,11 +47,13 @@ export default async function detectChannels(source) {
} else {
resolve(1);
}
destroy();
clearInterval(intervalHandle);
}
if (calls >= MAX_CALLS) {
reject();
destroy();
}
calls++;