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Refactor: useRecord 성능 개선 #108

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merged 2 commits into from
Nov 11, 2024
Merged

Refactor: useRecord 성능 개선 #108

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ca149f5
refactor: useRecord 성능 개선
Nangniya Nov 11, 2024
1091011
Merge pull request #107 from TEAM-Hearus/refactor/record
Nangniya Nov 11, 2024
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59 changes: 22 additions & 37 deletions src/hooks/useRecorder.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -4,49 +4,38 @@ import { useAlertStore } from '../store/useAlertStore';
export const useRecorder = (onAudioData: (data: string) => void) => {
const mediaRecorderRef = useRef<MediaRecorder | null>(null);
const streamRef = useRef<MediaStream | null>(null);
const intervalRef = useRef<number | null>(null);

const addAlert = useAlertStore((state) => state.addAlert);

const initMediaRecorder = (stream: MediaStream) => {
const options = { mimeType: 'audio/webm;codecs=opus' };
mediaRecorderRef.current = new MediaRecorder(stream, options);

mediaRecorderRef.current.ondataavailable = (event) => {
if (event.data.size > 0 && event.data != null) {
const reader = new FileReader();
reader.onload = (e) => {
const arrayBuffer = e.target?.result as ArrayBuffer;
if (arrayBuffer) {
const base64EncodedData = btoa(
String.fromCharCode(...new Uint8Array(arrayBuffer)),
);
onAudioData(base64EncodedData);
} else {
console.error(
'[mediaRecorder]-[ondataavailable] ArrayBuffer is null',
);
}
};
reader.readAsArrayBuffer(event.data);
}
};

mediaRecorderRef.current.start();
const handleDataAvailable = (event: BlobEvent) => {
if (event.data.size > 0) {
const reader = new FileReader();
reader.onload = (e) => {
const arrayBuffer = e.target?.result as ArrayBuffer;
if (arrayBuffer) {
const base64EncodedData = btoa(
String.fromCharCode(...new Uint8Array(arrayBuffer)),
);
onAudioData(base64EncodedData);
} else {
console.error(
'[mediaRecorder]-[ondataavailable] ArrayBuffer is null',
);
}
};
reader.readAsArrayBuffer(event.data);
}
};

const startRecording = async () => {
try {
const stream = await navigator.mediaDevices.getUserMedia({ audio: true });
streamRef.current = stream;
initMediaRecorder(stream);

intervalRef.current = setInterval(() => {
if (mediaRecorderRef.current?.state === 'recording') {
mediaRecorderRef.current.stop();
}
initMediaRecorder(stream);
}, 3000);
const options = { mimeType: 'audio/webm;codecs=opus' };
mediaRecorderRef.current = new MediaRecorder(stream, options);
mediaRecorderRef.current.ondataavailable = handleDataAvailable;
mediaRecorderRef.current.start(3000);
} catch (error) {
addAlert(
'마이크를 사용할 수 없습니다. 브라우저 설정을 확인해주세요.',
Expand All @@ -60,12 +49,8 @@ export const useRecorder = (onAudioData: (data: string) => void) => {
mediaRecorderRef.current.stop();
}
streamRef.current?.getTracks().forEach((track) => track.stop());
if (intervalRef.current) {
clearInterval(intervalRef.current);
}
mediaRecorderRef.current = null;
streamRef.current = null;
intervalRef.current = null;
};

return { startRecording, stopRecording };
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