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| <html lang="ja"> | |
| <head> | |
| <meta charset="UTF-8" /> | |
| <meta name="viewport" content="width=device-width, initial-scale=1.0" /> | |
| <title>Voice Recorder Interface</title> | |
| <style> | |
| body { | |
| display: flex; | |
| flex-direction: column; | |
| justify-content: center; | |
| align-items: center; | |
| height: 100vh; | |
| margin: 0; | |
| background-color: #121212; | |
| color: white; | |
| } | |
| .chart { | |
| width: 300px; | |
| height: 300px; | |
| margin-bottom: 50px; /* 円グラフとボタンの間隔を狭く */ | |
| } | |
| .record-button { | |
| position: fixed; | |
| bottom: 30px; | |
| width: 80px; | |
| height: 80px; | |
| background-color: transparent; | |
| border-radius: 50%; | |
| border: 4px solid white; | |
| display: flex; | |
| justify-content: center; | |
| align-items: center; | |
| cursor: pointer; | |
| box-shadow: 0 4px 6px rgba(0, 0, 0, 0.4); | |
| transition: all 0.2s ease; | |
| } | |
| .record-icon { | |
| width: 60px; | |
| height: 60px; | |
| background-color: #d32f2f; | |
| border-radius: 50%; | |
| transition: all 0.2s ease; | |
| } | |
| .recording .record-icon { | |
| width: 40px; | |
| height: 40px; | |
| border-radius: 10%; | |
| } | |
| .result-buttons { | |
| margin-top: 5px; /* ボタン間の距離を少し縮める */ | |
| display: flex; | |
| gap: 10px; | |
| } | |
| .result-button { | |
| padding: 10px 20px; | |
| background-color: #4caf50; | |
| border: none; | |
| border-radius: 5px; | |
| color: white; | |
| cursor: pointer; | |
| box-shadow: 0 4px 6px rgba(0, 0, 0, 0.4); | |
| transition: background-color 0.2s ease; | |
| } | |
| .result-button:hover { | |
| background-color: #388e3c; | |
| } | |
| </style> | |
| <script src="https://cdn.jsdelivr.net/npm/chart.js"></script> | |
| </head> | |
| <body> | |
| <div class="chart"> | |
| <canvas id="speechChart"></canvas> | |
| </div> | |
| <button class="record-button" id="recordButton" onclick="toggleRecording()"> | |
| <div class="record-icon" id="recordIcon"></div> | |
| </button> | |
| <div class="result-buttons"> | |
| <button class="result-button" id="historyButton" onclick="showHistory()"> | |
| 会話履歴を表示 | |
| </button> | |
| <button class="result-button" id="feedbackButton" onclick="showResults()"> | |
| フィードバック画面を表示 | |
| </button> | |
| </div> | |
| <script> | |
| let isRecording = false; | |
| let mediaRecorder; | |
| let audioChunks = []; | |
| let recordingInterval; | |
| let count_voice = 0; | |
| let before_rate = 0; | |
| // Chart.js の初期化 | |
| const ctx = document.getElementById("speechChart").getContext("2d"); | |
| const speechChart = new Chart(ctx, { | |
| type: "doughnut", | |
| data: { | |
| labels: ["自分", "他の人"], | |
| datasets: [ | |
| { | |
| data: [30, 70], | |
| backgroundColor: ["#4caf50", "#757575"], | |
| }, | |
| ], | |
| }, | |
| options: { | |
| responsive: true, | |
| plugins: { | |
| legend: { | |
| display: true, | |
| position: "bottom", | |
| labels: { color: "white" }, | |
| }, | |
| }, | |
| }, | |
| }); | |
| async function toggleRecording() { | |
| const recordButton = document.getElementById("recordButton"); | |
| if (!isRecording) { | |
| // 録音開始 | |
| isRecording = true; | |
| recordButton.classList.add("recording"); | |
| try { | |
| const stream = await navigator.mediaDevices.getUserMedia({ | |
| audio: true, | |
| }); | |
| mediaRecorder = new MediaRecorder(stream); | |
| audioChunks = []; | |
| mediaRecorder.ondataavailable = (event) => { | |
| if (event.data.size > 0) { | |
| audioChunks.push(event.data); | |
| } | |
| }; | |
| mediaRecorder.onstop = () => { | |
| sendAudioChunks([...audioChunks]); | |
| audioChunks = []; | |
| }; | |
| mediaRecorder.start(); | |
| // 10秒ごとに自動で停止して送信 | |
| recordingInterval = setInterval(() => { | |
| if (mediaRecorder && mediaRecorder.state === "recording") { | |
| mediaRecorder.stop(); | |
| } | |
| }, 10000); | |
| } catch (error) { | |
| console.error("マイクへのアクセスに失敗しました:", error); | |
| isRecording = false; | |
| recordButton.classList.remove("recording"); | |
| } | |
| } else { | |
| // 手動停止 | |
| isRecording = false; | |
| recordButton.classList.remove("recording"); | |
| clearInterval(recordingInterval); | |
| if (mediaRecorder && mediaRecorder.state === "recording") { | |
| mediaRecorder.stop(); | |
| count_voice = 0; | |
| before_rate = 0; | |
| } | |
| } | |
| } | |
| function sendAudioChunks(chunks) { | |
| const audioBlob = new Blob(chunks, { type: "audio/wav" }); | |
| const reader = new FileReader(); | |
| reader.onloadend = () => { | |
| const base64String = reader.result.split(",")[1]; // Base64エンコードされた音声データ | |
| fetch("/upload_audio", { | |
| method: "POST", | |
| headers: { | |
| "Content-Type": "application/json", | |
| }, | |
| body: JSON.stringify({ audio_data: base64String }), | |
| }) | |
| .then((response) => response.json()) | |
| .then((data) => { | |
| if (data.error) { | |
| alert("エラー: " + data.error); | |
| console.error(data.details); | |
| } else if (data.rate !== undefined) { | |
| // 解析結果が返ってきた場合はチャートを更新 | |
| if (count_voice == 0) { | |
| speechChart.data.datasets[0].data = [ | |
| data.rate, | |
| 100 - data.rate, | |
| ]; | |
| before_rate = data.rate; | |
| } else if (count_voice == 1) { | |
| let tmp_rate = (data.rate + before_rate) / 2; //データ数が二つだから平均をとる | |
| speechChart.data.datasets[0].data = [ | |
| tmp_rate, | |
| 100 - tmp_rate, | |
| ]; | |
| console.log(before_rate, tmp_rate, 100 - tmp_rate); | |
| before_rate = tmp_rate; | |
| } else { | |
| let tmp_rate = (data.rate + before_rate * 2) / 3; //過去のやつに重みを付けて三つで考える。 | |
| speechChart.data.datasets[0].data = [ | |
| tmp_rate, | |
| 100 - tmp_rate, | |
| ]; | |
| console.log(before_rate, tmp_rate, 100 - tmp_rate); | |
| before_rate = tmp_rate; //ここのrateを保存しておく | |
| } | |
| count_voice++; | |
| speechChart.update(); | |
| //lert('音声の解析が完了しました。自分の音声: ' + data.rate.toFixed(2) + '%, 他の人: ' + (100 - data.rate).toFixed(2) + '%'); | |
| } else { | |
| alert("音声がバックエンドに送信されました。"); | |
| } | |
| // 録音が継続中であれば、再度録音を開始（自動録音の連続処理） | |
| if ( | |
| isRecording && | |
| mediaRecorder && | |
| mediaRecorder.state === "inactive" | |
| ) { | |
| mediaRecorder.start(); | |
| } | |
| }) | |
| .catch((error) => { | |
| console.error("エラー:", error); | |
| if ( | |
| isRecording && | |
| mediaRecorder && | |
| mediaRecorder.state === "inactive" | |
| ) { | |
| mediaRecorder.start(); | |
| } | |
| }); | |
| }; | |
| reader.readAsDataURL(audioBlob); | |
| } | |
| function showHistory() { | |
| // 会話履歴表示の画面があれば、そのページへ遷移する例 | |
| window.location.href = "history"; | |
| //alert('会話履歴を表示する機能は未実装です。'); | |
| } | |
| function showResults() { | |
| // フィードバック画面へ遷移 | |
| window.location.href = "feedback"; | |
| } | |
| </script> | |
| </body> | |
| </html> | |