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Runtime error
Create save.py
Browse filesrecord.htmlも使います
- record/save.py +31 -0
- record/templates/record.html +76 -0
record/save.py
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from flask import Flask, request, jsonify,render_template
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import base64
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app = Flask(__name__)
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@app.route('/')
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def root():
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return render_template("record.html")
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@app.route('/upload_audio', methods=['POST'])
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def upload_audio():
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try:
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data = request.get_json() # クライアントから送られてきたJSONデータ
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audio_data = data.get('audio_data') # Base64エンコードされた音声データ
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if not audio_data:
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return jsonify({"error": "音声データが送信されていません"}), 400
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# Base64デコード
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audio_binary = base64.b64decode(audio_data)
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# WAVファイルとして保存
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with open('recorded_audio.wav', 'wb') as f:
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f.write(audio_binary)
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return jsonify({"message": "音声が正常に保存されました"}), 200
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except Exception as e:
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return jsonify({"error": str(e)}), 500
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if __name__ == '__main__':
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app.run(debug=True)
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record/templates/record.html
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<!DOCTYPE html>
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<html lang="ja">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>音声録音</title>
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</head>
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<body>
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<h1>音声録音</h1>
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<button id="start-recording">録音開始</button>
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<button id="stop-recording" disabled>録音停止</button>
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<p>録音した音声を送信する準備ができました。</p>
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<button id="send-to-server" disabled>音声を送信</button>
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<script>
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let mediaRecorder;
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let audioChunks = [];
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const startRecordingBtn = document.getElementById('start-recording');
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const stopRecordingBtn = document.getElementById('stop-recording');
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const sendToServerBtn = document.getElementById('send-to-server');
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// 音声録音の開始
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startRecordingBtn.addEventListener('click', async () => {
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const stream = await navigator.mediaDevices.getUserMedia({ audio: true });
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mediaRecorder = new MediaRecorder(stream);
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mediaRecorder.ondataavailable = event => {
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audioChunks.push(event.data);
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};
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mediaRecorder.onstop = () => {
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const audioBlob = new Blob(audioChunks, { type: 'audio/wav' });
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const reader = new FileReader();
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reader.onloadend = () => {
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const base64String = reader.result.split(',')[1]; // Base64エンコードされた音声データを取得
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sendToServerBtn.disabled = false;
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sendToServerBtn.addEventListener('click', () => {
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// 音声をバックエンドに送信
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fetch('/upload_audio', {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json',
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},
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body: JSON.stringify({
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audio_data: base64String,
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}),
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})
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.then(response => response.json())
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.then(data => {
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alert('音声がバックエンドに送信されました。');
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})
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.catch(error => {
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console.error('エラー:', error);
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});
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});
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};
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reader.readAsDataURL(audioBlob);
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};
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mediaRecorder.start();
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startRecordingBtn.disabled = true;
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stopRecordingBtn.disabled = false;
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});
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// 音声録音の停止
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stopRecordingBtn.addEventListener('click', () => {
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mediaRecorder.stop();
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startRecordingBtn.disabled = false;
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stopRecordingBtn.disabled = true;
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});
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</script>
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</body>
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</html>
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