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Auto-release ressources

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This commit is contained in:
Pierre HUBERT 2021-01-23 20:46:31 +01:00
parent 7bbd7f9dcf
commit 476af0e3de
1 changed files with 17 additions and 11 deletions
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28
assets/js/components/calls/window.js
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@ -587,7 +587,9 @@ class CallWindow extends CustomEvents {
this.audioContexts.delete(peerID);
if (ctx) {
ctx.close();
// The delay is here to ensure context has been initialized
// to make sure state update event is correctly propagated
setTimeout(() => ctx.close(), 100);
}
}
@ -770,20 +772,12 @@ class CallWindow extends CustomEvents {
})
// Setup audio context
// Setup audio context to determine whether the person is talking or not
const audioContext = new AudioContext();
const gain_node = audioContext.createGain();
gain_node.connect(audioContext.destination);
/*const microphone_stream = audioContext.createMediaStreamSource(stream);
microphone_stream.connect(gain_node)
const script_processor_node = audioContext.createScriptProcessor(16384, 1, 1);
script_processor_node.addEventListener("audioprocess", (e) => {
//e.data
});*/
const script_processor_analysis_node = audioContext.createScriptProcessor(2048, 1, 1);
script_processor_analysis_node.connect(gain_node);
@ -792,13 +786,14 @@ class CallWindow extends CustomEvents {
const analyzer_node = audioContext.createAnalyser();
analyzer_node.smoothingTimeConstant = 0
analyzer_node.fftSize = 2048
analyzer_node.fftSize = 4096
analyzer_node.connect(script_processor_analysis_node);
microphone_stream.connect(analyzer_node)
const freq_data = new Uint8Array(analyzer_node.frequencyBinCount)
script_processor_analysis_node.onaudioprocess = function(e) {
analyzer_node.getByteFrequencyData(freq_data);
@ -815,6 +810,17 @@ class CallWindow extends CustomEvents {
console.log(avg > 50);
}
audioContext.addEventListener("statechange", e => {
if (audioContext.state == "closed")
{
console.info("Release audio analysis ressources for peer " + peerID);
gain_node.disconnect();
script_processor_analysis_node.disconnect();
microphone_stream.disconnect();
analyzer_node.disconnect();
}
})
this.videoEls.set(peerID, videoEl)