diff --git a/main/xiaozhi-server/core/connection.py b/main/xiaozhi-server/core/connection.py index ea3206d6..dac215de 100644 --- a/main/xiaozhi-server/core/connection.py +++ b/main/xiaozhi-server/core/connection.py @@ -73,7 +73,7 @@ class ConnectionHandler: self.intent = _intent # vad相关变量 - self.client_audio_buffer = bytes() + self.client_audio_buffer = bytearray() self.client_have_voice = False self.client_have_voice_last_time = 0.0 self.client_no_voice_last_time = 0.0 @@ -804,7 +804,7 @@ class ConnectionHandler: # q.queue.put(None) def reset_vad_states(self): - self.client_audio_buffer = bytes() + self.client_audio_buffer = bytearray() self.client_have_voice = False self.client_have_voice_last_time = 0 self.client_voice_stop = False diff --git a/main/xiaozhi-server/core/utils/vad.py b/main/xiaozhi-server/core/utils/vad.py index ef782281..2079b354 100644 --- a/main/xiaozhi-server/core/utils/vad.py +++ b/main/xiaozhi-server/core/utils/vad.py @@ -31,7 +31,7 @@ class SileroVAD(VAD): def is_vad(self, conn, opus_packet): try: pcm_frame = self.decoder.decode(opus_packet, 960) - conn.client_audio_buffer += pcm_frame # 将新数据加入缓冲区 + conn.client_audio_buffer.extend(pcm_frame) # 将新数据加入缓冲区 # 处理缓冲区中的完整帧(每次处理512采样点) client_have_voice = False diff --git a/main/xiaozhi-server/requirements.txt b/main/xiaozhi-server/requirements.txt index a4c60aa5..66128cff 100755 --- a/main/xiaozhi-server/requirements.txt +++ b/main/xiaozhi-server/requirements.txt @@ -24,3 +24,4 @@ modelscope==1.23.2 sherpa_onnx==1.11.0 mcp==1.4.1 cnlunar==0.2.0 +PySocks==1.7.1 diff --git a/main/xiaozhi-server/test/abbreviated_version/app.js b/main/xiaozhi-server/test/abbreviated_version/app.js new file mode 100644 index 00000000..59b75625 --- /dev/null +++ b/main/xiaozhi-server/test/abbreviated_version/app.js @@ -0,0 +1,1250 @@ +const SAMPLE_RATE = 16000; +const CHANNELS = 1; +const FRAME_SIZE = 960; // 对应于60ms帧大小 (16000Hz * 0.06s = 960 samples) +const OPUS_APPLICATION = 2049; // OPUS_APPLICATION_AUDIO +const BUFFER_SIZE = 4096; + +// WebSocket相关变量 +let websocket = null; +let isConnected = false; + +let audioContext = new (window.AudioContext || window.webkitAudioContext)({ sampleRate: SAMPLE_RATE }); +let mediaStream, mediaSource, audioProcessor; +let recordedPcmData = []; // 存储原始PCM数据 +let recordedOpusData = []; // 存储Opus编码后的数据 +let opusEncoder, opusDecoder; +let isRecording = false; + +const startButton = document.getElementById("start"); +const stopButton = document.getElementById("stop"); +const playButton = document.getElementById("play"); +const statusLabel = document.getElementById("status"); + +// 添加WebSocket界面元素引用 +const connectButton = document.getElementById("connectButton") || document.createElement("button"); +const serverUrlInput = document.getElementById("serverUrl") || document.createElement("input"); +const connectionStatus = document.getElementById("connectionStatus") || document.createElement("span"); +const sendTextButton = document.getElementById("sendTextButton") || document.createElement("button"); +const messageInput = document.getElementById("messageInput") || document.createElement("input"); +const conversationDiv = document.getElementById("conversation") || document.createElement("div"); + +// 添加连接和发送事件监听 +if(connectButton.id === "connectButton") { + connectButton.addEventListener("click", connectToServer); +} +if(sendTextButton.id === "sendTextButton") { + sendTextButton.addEventListener("click", sendTextMessage); +} + +startButton.addEventListener("click", startRecording); +stopButton.addEventListener("click", stopRecording); +playButton.addEventListener("click", playRecording); + +// 音频缓冲和播放管理 +let audioBufferQueue = []; // 存储接收到的音频包 +let isAudioBuffering = false; // 是否正在缓冲音频 +let isAudioPlaying = false; // 是否正在播放音频 +const BUFFER_THRESHOLD = 3; // 缓冲包数量阈值,至少累积5个包再开始播放 +const MIN_AUDIO_DURATION = 0.1; // 最小音频长度(秒),小于这个长度的音频会被合并 +let streamingContext = null; // 音频流上下文 + +// 初始化Opus编码器与解码器 +async function initOpus() { + if (typeof window.ModuleInstance === 'undefined') { + if (typeof Module !== 'undefined') { + // 尝试使用全局Module + window.ModuleInstance = Module; + console.log('使用全局Module作为ModuleInstance'); + } else { + console.error("Opus库未加载,ModuleInstance和Module对象都不存在"); + return false; + } + } + + try { + const mod = window.ModuleInstance; + + // 创建编码器 + opusEncoder = { + channels: CHANNELS, + sampleRate: SAMPLE_RATE, + frameSize: FRAME_SIZE, + maxPacketSize: 4000, + module: mod, + + // 初始化编码器 + init: function() { + // 获取编码器大小 + const encoderSize = mod._opus_encoder_get_size(this.channels); + console.log(`Opus编码器大小: ${encoderSize}字节`); + + // 分配内存 + this.encoderPtr = mod._malloc(encoderSize); + if (!this.encoderPtr) { + throw new Error("无法分配编码器内存"); + } + + // 初始化编码器 + const err = mod._opus_encoder_init( + this.encoderPtr, + this.sampleRate, + this.channels, + OPUS_APPLICATION + ); + + if (err < 0) { + throw new Error(`Opus编码器初始化失败: ${err}`); + } + + return true; + }, + + // 编码方法 + encode: function(pcmData) { + const mod = this.module; + + // 为PCM数据分配内存 + const pcmPtr = mod._malloc(pcmData.length * 2); // Int16 = 2字节 + + // 将数据复制到WASM内存 + for (let i = 0; i < pcmData.length; i++) { + mod.HEAP16[(pcmPtr >> 1) + i] = pcmData[i]; + } + + // 为Opus编码数据分配内存 + const maxEncodedSize = this.maxPacketSize; + const encodedPtr = mod._malloc(maxEncodedSize); + + // 编码 + const encodedBytes = mod._opus_encode( + this.encoderPtr, + pcmPtr, + this.frameSize, + encodedPtr, + maxEncodedSize + ); + + if (encodedBytes < 0) { + mod._free(pcmPtr); + mod._free(encodedPtr); + throw new Error(`Opus编码失败: ${encodedBytes}`); + } + + // 复制编码后的数据 + const encodedData = new Uint8Array(encodedBytes); + for (let i = 0; i < encodedBytes; i++) { + encodedData[i] = mod.HEAPU8[encodedPtr + i]; + } + + // 释放内存 + mod._free(pcmPtr); + mod._free(encodedPtr); + + return encodedData; + }, + + // 销毁方法 + destroy: function() { + if (this.encoderPtr) { + this.module._free(this.encoderPtr); + this.encoderPtr = null; + } + } + }; + + // 创建解码器 + opusDecoder = { + channels: CHANNELS, + rate: SAMPLE_RATE, + frameSize: FRAME_SIZE, + module: mod, + + // 初始化解码器 + init: function() { + // 获取解码器大小 + const decoderSize = mod._opus_decoder_get_size(this.channels); + console.log(`Opus解码器大小: ${decoderSize}字节`); + + // 分配内存 + this.decoderPtr = mod._malloc(decoderSize); + if (!this.decoderPtr) { + throw new Error("无法分配解码器内存"); + } + + // 初始化解码器 + const err = mod._opus_decoder_init( + this.decoderPtr, + this.rate, + this.channels + ); + + if (err < 0) { + throw new Error(`Opus解码器初始化失败: ${err}`); + } + + return true; + }, + + // 解码方法 + decode: function(opusData) { + const mod = this.module; + + // 为Opus数据分配内存 + const opusPtr = mod._malloc(opusData.length); + mod.HEAPU8.set(opusData, opusPtr); + + // 为PCM输出分配内存 + const pcmPtr = mod._malloc(this.frameSize * 2); // Int16 = 2字节 + + // 解码 + const decodedSamples = mod._opus_decode( + this.decoderPtr, + opusPtr, + opusData.length, + pcmPtr, + this.frameSize, + 0 // 不使用FEC + ); + + if (decodedSamples < 0) { + mod._free(opusPtr); + mod._free(pcmPtr); + throw new Error(`Opus解码失败: ${decodedSamples}`); + } + + // 复制解码后的数据 + const decodedData = new Int16Array(decodedSamples); + for (let i = 0; i < decodedSamples; i++) { + decodedData[i] = mod.HEAP16[(pcmPtr >> 1) + i]; + } + + // 释放内存 + mod._free(opusPtr); + mod._free(pcmPtr); + + return decodedData; + }, + + // 销毁方法 + destroy: function() { + if (this.decoderPtr) { + this.module._free(this.decoderPtr); + this.decoderPtr = null; + } + } + }; + + // 初始化编码器和解码器 + if (opusEncoder.init() && opusDecoder.init()) { + console.log("Opus 编码器和解码器初始化成功。"); + return true; + } else { + console.error("Opus 初始化失败"); + return false; + } + } catch (error) { + console.error("Opus 初始化失败:", error); + return false; + } +} + +// 将Float32音频数据转换为Int16音频数据 +function convertFloat32ToInt16(float32Data) { + const int16Data = new Int16Array(float32Data.length); + for (let i = 0; i < float32Data.length; i++) { + // 将[-1,1]范围转换为[-32768,32767] + const s = Math.max(-1, Math.min(1, float32Data[i])); + int16Data[i] = s < 0 ? s * 0x8000 : s * 0x7FFF; + } + return int16Data; +} + +// 将Int16音频数据转换为Float32音频数据 +function convertInt16ToFloat32(int16Data) { + const float32Data = new Float32Array(int16Data.length); + for (let i = 0; i < int16Data.length; i++) { + // 将[-32768,32767]范围转换为[-1,1] + float32Data[i] = int16Data[i] / (int16Data[i] < 0 ? 0x8000 : 0x7FFF); + } + return float32Data; +} + +function startRecording() { + if (isRecording) return; + + // 确保有权限并且AudioContext是活跃的 + if (audioContext.state === 'suspended') { + audioContext.resume().then(() => { + console.log("AudioContext已恢复"); + continueStartRecording(); + }).catch(err => { + console.error("恢复AudioContext失败:", err); + statusLabel.textContent = "无法激活音频上下文,请再次点击"; + }); + } else { + continueStartRecording(); + } +} + +// 实际开始录音的逻辑 +function continueStartRecording() { + // 重置录音数据 + recordedPcmData = []; + recordedOpusData = []; + window.audioDataBuffer = new Int16Array(0); // 重置缓冲区 + + // 初始化Opus + initOpus().then(success => { + if (!success) { + statusLabel.textContent = "Opus初始化失败"; + return; + } + + console.log("开始录音,参数:", { + sampleRate: SAMPLE_RATE, + channels: CHANNELS, + frameSize: FRAME_SIZE, + bufferSize: BUFFER_SIZE + }); + + // 如果WebSocket已连接,发送开始录音信号 + if (isConnected && websocket && websocket.readyState === WebSocket.OPEN) { + sendVoiceControlMessage('start'); + } + + // 请求麦克风权限 + navigator.mediaDevices.getUserMedia({ + audio: { + sampleRate: SAMPLE_RATE, + channelCount: CHANNELS, + echoCancellation: true, + noiseSuppression: true, + autoGainControl: true + } + }) + .then(stream => { + console.log("获取到麦克风流,实际参数:", stream.getAudioTracks()[0].getSettings()); + + // 检查流是否有效 + if (!stream || !stream.getAudioTracks().length || !stream.getAudioTracks()[0].enabled) { + throw new Error("获取到的音频流无效"); + } + + mediaStream = stream; + mediaSource = audioContext.createMediaStreamSource(stream); + + // 创建ScriptProcessor(虽然已弃用,但兼容性好) + // 在降级到ScriptProcessor之前尝试使用AudioWorklet + createAudioProcessor().then(processor => { + if (processor) { + console.log("使用AudioWorklet处理音频"); + audioProcessor = processor; + // 连接音频处理链 + mediaSource.connect(audioProcessor); + audioProcessor.connect(audioContext.destination); + } else { + console.log("回退到ScriptProcessor"); + // 创建ScriptProcessor节点 + audioProcessor = audioContext.createScriptProcessor(BUFFER_SIZE, CHANNELS, CHANNELS); + + // 处理音频数据 + audioProcessor.onaudioprocess = processAudioData; + + // 连接音频处理链 + mediaSource.connect(audioProcessor); + audioProcessor.connect(audioContext.destination); + } + + // 更新UI + isRecording = true; + statusLabel.textContent = "录音中..."; + startButton.disabled = true; + stopButton.disabled = false; + playButton.disabled = true; + }).catch(error => { + console.error("创建音频处理器失败:", error); + statusLabel.textContent = "创建音频处理器失败"; + }); + }) + .catch(error => { + console.error("获取麦克风失败:", error); + statusLabel.textContent = "获取麦克风失败: " + error.message; + }); + }); +} + +// 创建AudioWorklet处理器 +async function createAudioProcessor() { + try { + // 尝试使用更现代的AudioWorklet API + if ('AudioWorklet' in window && 'AudioWorkletNode' in window) { + // 定义AudioWorklet处理器代码 + const workletCode = ` + class OpusRecorderProcessor extends AudioWorkletProcessor { + constructor() { + super(); + this.buffers = []; + this.frameSize = ${FRAME_SIZE}; + this.buffer = new Float32Array(this.frameSize); + this.bufferIndex = 0; + this.isRecording = false; + + this.port.onmessage = (event) => { + if (event.data.command === 'start') { + this.isRecording = true; + } else if (event.data.command === 'stop') { + this.isRecording = false; + // 发送最后的缓冲区 + if (this.bufferIndex > 0) { + const finalBuffer = this.buffer.slice(0, this.bufferIndex); + this.port.postMessage({ buffer: finalBuffer }); + } + } + }; + } + + process(inputs, outputs) { + if (!this.isRecording) return true; + + // 获取输入数据 + const input = inputs[0][0]; // mono channel + if (!input || input.length === 0) return true; + + // 将输入数据添加到缓冲区 + for (let i = 0; i < input.length; i++) { + this.buffer[this.bufferIndex++] = input[i]; + + // 当缓冲区填满时,发送给主线程 + if (this.bufferIndex >= this.frameSize) { + this.port.postMessage({ buffer: this.buffer.slice() }); + this.bufferIndex = 0; + } + } + + return true; + } + } + + registerProcessor('opus-recorder-processor', OpusRecorderProcessor); + `; + + // 创建Blob URL + const blob = new Blob([workletCode], { type: 'application/javascript' }); + const url = URL.createObjectURL(blob); + + // 加载AudioWorklet模块 + await audioContext.audioWorklet.addModule(url); + + // 创建AudioWorkletNode + const workletNode = new AudioWorkletNode(audioContext, 'opus-recorder-processor'); + + // 处理从AudioWorklet接收的消息 + workletNode.port.onmessage = (event) => { + if (event.data.buffer) { + // 使用与ScriptProcessor相同的处理逻辑 + processAudioData({ + inputBuffer: { + getChannelData: () => event.data.buffer + } + }); + } + }; + + // 启动录音 + workletNode.port.postMessage({ command: 'start' }); + + // 保存停止函数 + workletNode.stopRecording = () => { + workletNode.port.postMessage({ command: 'stop' }); + }; + + console.log("AudioWorklet 音频处理器创建成功"); + return workletNode; + } + } catch (error) { + console.error("创建AudioWorklet失败,将使用ScriptProcessor:", error); + } + + // 如果AudioWorklet不可用或失败,返回null以便回退到ScriptProcessor + return null; +} + +// 处理音频数据 +function processAudioData(e) { + // 获取输入缓冲区 + const inputBuffer = e.inputBuffer; + + // 获取第一个通道的Float32数据 + const inputData = inputBuffer.getChannelData(0); + + // 添加调试信息 + const nonZeroCount = Array.from(inputData).filter(x => Math.abs(x) > 0.001).length; + console.log(`接收到音频数据: ${inputData.length} 个样本, 非零样本数: ${nonZeroCount}`); + + // 如果全是0,可能是麦克风没有正确获取声音 + if (nonZeroCount < 5) { + console.warn("警告: 检测到大量静音样本,请检查麦克风是否正常工作"); + // 继续处理,以防有些样本确实是静音 + } + + // 存储PCM数据用于调试 + recordedPcmData.push(new Float32Array(inputData)); + + // 转换为Int16数据供Opus编码 + const int16Data = convertFloat32ToInt16(inputData); + + // 如果收集到的数据不是FRAME_SIZE的整数倍,需要进行处理 + // 创建静态缓冲区来存储不足一帧的数据 + if (!window.audioDataBuffer) { + window.audioDataBuffer = new Int16Array(0); + } + + // 合并之前缓存的数据和新数据 + const combinedData = new Int16Array(window.audioDataBuffer.length + int16Data.length); + combinedData.set(window.audioDataBuffer); + combinedData.set(int16Data, window.audioDataBuffer.length); + + // 处理完整帧 + const frameCount = Math.floor(combinedData.length / FRAME_SIZE); + console.log(`可编码的完整帧数: ${frameCount}, 缓冲区总大小: ${combinedData.length}`); + + for (let i = 0; i < frameCount; i++) { + const frameData = combinedData.subarray(i * FRAME_SIZE, (i + 1) * FRAME_SIZE); + + try { + console.log(`编码第 ${i+1}/${frameCount} 帧, 帧大小: ${frameData.length}`); + const encodedData = opusEncoder.encode(frameData); + if (encodedData) { + console.log(`编码成功: ${encodedData.length} 字节`); + recordedOpusData.push(encodedData); + + // 如果WebSocket已连接,发送编码后的数据 + if (isConnected && websocket && websocket.readyState === WebSocket.OPEN) { + sendOpusDataToServer(encodedData); + } + } + } catch (error) { + console.error(`Opus编码帧 ${i+1} 失败:`, error); + } + } + + // 保存剩余不足一帧的数据 + const remainingSamples = combinedData.length % FRAME_SIZE; + if (remainingSamples > 0) { + window.audioDataBuffer = combinedData.subarray(frameCount * FRAME_SIZE); + console.log(`保留 ${remainingSamples} 个样本到下一次处理`); + } else { + window.audioDataBuffer = new Int16Array(0); + } +} + +function stopRecording() { + if (!isRecording) return; + + // 处理剩余的缓冲数据 + if (window.audioDataBuffer && window.audioDataBuffer.length > 0) { + console.log(`停止录音,处理剩余的 ${window.audioDataBuffer.length} 个样本`); + // 如果剩余数据不足一帧,可以通过补零的方式凑成一帧 + if (window.audioDataBuffer.length < FRAME_SIZE) { + const paddedFrame = new Int16Array(FRAME_SIZE); + paddedFrame.set(window.audioDataBuffer); + // 剩余部分填充为0 + for (let i = window.audioDataBuffer.length; i < FRAME_SIZE; i++) { + paddedFrame[i] = 0; + } + try { + console.log(`编码最后一帧(补零): ${paddedFrame.length} 样本`); + const encodedData = opusEncoder.encode(paddedFrame); + if (encodedData) { + recordedOpusData.push(encodedData); + + // 如果WebSocket已连接,发送最后一帧 + if (isConnected && websocket && websocket.readyState === WebSocket.OPEN) { + sendOpusDataToServer(encodedData); + } + } + } catch (error) { + console.error("最后一帧Opus编码失败:", error); + } + } else { + // 如果数据超过一帧,按正常流程处理 + processAudioData({ + inputBuffer: { + getChannelData: () => convertInt16ToFloat32(window.audioDataBuffer) + } + }); + } + window.audioDataBuffer = null; + } + + // 如果WebSocket已连接,发送停止录音信号 + if (isConnected && websocket && websocket.readyState === WebSocket.OPEN) { + // 发送一个空帧作为结束标记 + const emptyFrame = new Uint8Array(0); + websocket.send(emptyFrame); + + // 发送停止录音控制消息 + sendVoiceControlMessage('stop'); + } + + // 如果使用的是AudioWorklet,调用其特定的停止方法 + if (audioProcessor && typeof audioProcessor.stopRecording === 'function') { + audioProcessor.stopRecording(); + } + + // 停止麦克风 + if (mediaStream) { + mediaStream.getTracks().forEach(track => track.stop()); + } + + // 断开音频处理链 + if (audioProcessor) { + try { + audioProcessor.disconnect(); + if (mediaSource) mediaSource.disconnect(); + } catch (error) { + console.warn("断开音频处理链时出错:", error); + } + } + + // 更新UI + isRecording = false; + statusLabel.textContent = "已停止录音,收集了 " + recordedOpusData.length + " 帧Opus数据"; + startButton.disabled = false; + stopButton.disabled = true; + playButton.disabled = recordedOpusData.length === 0; + + console.log("录制完成:", + "PCM帧数:", recordedPcmData.length, + "Opus帧数:", recordedOpusData.length); +} + +function playRecording() { + if (!recordedOpusData.length) { + statusLabel.textContent = "没有可播放的录音"; + return; + } + + // 将所有Opus数据解码为PCM + let allDecodedData = []; + + for (const opusData of recordedOpusData) { + try { + // 解码为Int16数据 + const decodedData = opusDecoder.decode(opusData); + + if (decodedData && decodedData.length > 0) { + // 将Int16数据转换为Float32 + const float32Data = convertInt16ToFloat32(decodedData); + + // 添加到总解码数据中 + allDecodedData.push(...float32Data); + } + } catch (error) { + console.error("Opus解码失败:", error); + } + } + + // 如果没有解码出数据,返回 + if (allDecodedData.length === 0) { + statusLabel.textContent = "解码失败,无法播放"; + return; + } + + // 创建音频缓冲区 + const audioBuffer = audioContext.createBuffer(CHANNELS, allDecodedData.length, SAMPLE_RATE); + audioBuffer.copyToChannel(new Float32Array(allDecodedData), 0); + + // 创建音频源并播放 + const source = audioContext.createBufferSource(); + source.buffer = audioBuffer; + source.connect(audioContext.destination); + source.start(); + + // 更新UI + statusLabel.textContent = "正在播放..."; + playButton.disabled = true; + + // 播放结束后恢复UI + source.onended = () => { + statusLabel.textContent = "播放完毕"; + playButton.disabled = false; + }; +} + +// 处理二进制消息的修改版本 +async function handleBinaryMessage(data) { + try { + let arrayBuffer; + + // 根据数据类型进行处理 + if (data instanceof ArrayBuffer) { + arrayBuffer = data; + console.log(`收到ArrayBuffer音频数据,大小: ${data.byteLength}字节`); + } else if (data instanceof Blob) { + // 如果是Blob类型,转换为ArrayBuffer + arrayBuffer = await data.arrayBuffer(); + console.log(`收到Blob音频数据,大小: ${arrayBuffer.byteLength}字节`); + } else { + console.warn(`收到未知类型的二进制数据: ${typeof data}`); + return; + } + + // 创建Uint8Array用于处理 + const opusData = new Uint8Array(arrayBuffer); + + if (opusData.length > 0) { + // 将数据添加到缓冲队列 + audioBufferQueue.push(opusData); + + // 如果收到的是第一个音频包,开始缓冲过程 + if (audioBufferQueue.length === 1 && !isAudioBuffering && !isAudioPlaying) { + startAudioBuffering(); + } + } else { + console.warn('收到空音频数据帧,可能是结束标志'); + + // 如果缓冲队列中有数据且没有在播放,立即开始播放 + if (audioBufferQueue.length > 0 && !isAudioPlaying) { + playBufferedAudio(); + } + + // 如果正在播放,发送结束信号 + if (isAudioPlaying && streamingContext) { + streamingContext.endOfStream = true; + } + } + } catch (error) { + console.error(`处理二进制消息出错:`, error); + } +} + +// 开始音频缓冲过程 +function startAudioBuffering() { + if (isAudioBuffering || isAudioPlaying) return; + + isAudioBuffering = true; + console.log("开始音频缓冲..."); + + // 设置超时,如果在一定时间内没有收集到足够的音频包,就开始播放 + setTimeout(() => { + if (isAudioBuffering && audioBufferQueue.length > 0) { + console.log(`缓冲超时,当前缓冲包数: ${audioBufferQueue.length},开始播放`); + playBufferedAudio(); + } + }, 300); // 300ms超时 + + // 监控缓冲进度 + const bufferCheckInterval = setInterval(() => { + if (!isAudioBuffering) { + clearInterval(bufferCheckInterval); + return; + } + + // 当累积了足够的音频包,开始播放 + if (audioBufferQueue.length >= BUFFER_THRESHOLD) { + clearInterval(bufferCheckInterval); + console.log(`已缓冲 ${audioBufferQueue.length} 个音频包,开始播放`); + playBufferedAudio(); + } + }, 50); +} + +// 播放已缓冲的音频 +function playBufferedAudio() { + if (isAudioPlaying || audioBufferQueue.length === 0) return; + + isAudioPlaying = true; + isAudioBuffering = false; + + // 创建流式播放上下文 + if (!streamingContext) { + streamingContext = { + queue: [], // 已解码的PCM队列 + playing: false, // 是否正在播放 + endOfStream: false, // 是否收到结束信号 + source: null, // 当前音频源 + totalSamples: 0, // 累积的总样本数 + lastPlayTime: 0, // 上次播放的时间戳 + // 将Opus数据解码为PCM + decodeOpusFrames: async function(opusFrames) { + let decodedSamples = []; + + for (const frame of opusFrames) { + try { + // 使用Opus解码器解码 + const frameData = opusDecoder.decode(frame); + if (frameData && frameData.length > 0) { + // 转换为Float32 + const floatData = convertInt16ToFloat32(frameData); + decodedSamples.push(...floatData); + } + } catch (error) { + console.error("Opus解码失败:", error); + } + } + + if (decodedSamples.length > 0) { + // 添加到解码队列 + this.queue.push(...decodedSamples); + this.totalSamples += decodedSamples.length; + + // 如果累积了至少0.2秒的音频,开始播放 + const minSamples = SAMPLE_RATE * MIN_AUDIO_DURATION; + if (!this.playing && this.queue.length >= minSamples) { + this.startPlaying(); + } + } + }, + // 开始播放音频 + startPlaying: function() { + if (this.playing || this.queue.length === 0) return; + + this.playing = true; + + // 创建新的音频缓冲区 + const minPlaySamples = Math.min(this.queue.length, SAMPLE_RATE); // 最多播放1秒 + const currentSamples = this.queue.splice(0, minPlaySamples); + + const audioBuffer = audioContext.createBuffer(CHANNELS, currentSamples.length, SAMPLE_RATE); + audioBuffer.copyToChannel(new Float32Array(currentSamples), 0); + + // 创建音频源 + this.source = audioContext.createBufferSource(); + this.source.buffer = audioBuffer; + + // 创建增益节点用于平滑过渡 + const gainNode = audioContext.createGain(); + + // 应用淡入淡出效果避免爆音 + const fadeDuration = 0.02; // 20毫秒 + gainNode.gain.setValueAtTime(0, audioContext.currentTime); + gainNode.gain.linearRampToValueAtTime(1, audioContext.currentTime + fadeDuration); + + const duration = audioBuffer.duration; + if (duration > fadeDuration * 2) { + gainNode.gain.setValueAtTime(1, audioContext.currentTime + duration - fadeDuration); + gainNode.gain.linearRampToValueAtTime(0, audioContext.currentTime + duration); + } + + // 连接节点并开始播放 + this.source.connect(gainNode); + gainNode.connect(audioContext.destination); + + this.lastPlayTime = audioContext.currentTime; + console.log(`开始播放 ${currentSamples.length} 个样本,约 ${(currentSamples.length / SAMPLE_RATE).toFixed(2)} 秒`); + + // 播放结束后的处理 + this.source.onended = () => { + this.source = null; + this.playing = false; + + // 如果队列中还有数据或者缓冲区有新数据,继续播放 + if (this.queue.length > 0) { + setTimeout(() => this.startPlaying(), 10); + } else if (audioBufferQueue.length > 0) { + // 缓冲区有新数据,进行解码 + const frames = [...audioBufferQueue]; + audioBufferQueue = []; + this.decodeOpusFrames(frames); + } else if (this.endOfStream) { + // 流已结束且没有更多数据 + console.log("音频播放完成"); + isAudioPlaying = false; + streamingContext = null; + } else { + // 等待更多数据 + setTimeout(() => { + // 如果仍然没有新数据,但有更多的包到达 + if (this.queue.length === 0 && audioBufferQueue.length > 0) { + const frames = [...audioBufferQueue]; + audioBufferQueue = []; + this.decodeOpusFrames(frames); + } else if (this.queue.length === 0 && audioBufferQueue.length === 0) { + // 真的没有更多数据了 + console.log("音频播放完成 (超时)"); + isAudioPlaying = false; + streamingContext = null; + } + }, 500); // 500ms超时 + } + }; + + this.source.start(); + } + }; + } + + // 开始处理缓冲的数据 + const frames = [...audioBufferQueue]; + audioBufferQueue = []; // 清空缓冲队列 + + // 解码并播放 + streamingContext.decodeOpusFrames(frames); +} + +// 将旧的playOpusFromServer函数保留为备用方法 +function playOpusFromServerOld(opusData) { + if (!opusDecoder) { + initOpus().then(success => { + if (success) { + decodeAndPlayOpusDataOld(opusData); + } else { + statusLabel.textContent = "Opus解码器初始化失败"; + } + }); + } else { + decodeAndPlayOpusDataOld(opusData); + } +} + +// 旧的解码和播放函数作为备用 +function decodeAndPlayOpusDataOld(opusData) { + let allDecodedData = []; + + for (const frame of opusData) { + try { + const decodedData = opusDecoder.decode(frame); + if (decodedData && decodedData.length > 0) { + const float32Data = convertInt16ToFloat32(decodedData); + allDecodedData.push(...float32Data); + } + } catch (error) { + console.error("服务端Opus数据解码失败:", error); + } + } + + if (allDecodedData.length === 0) { + statusLabel.textContent = "服务端数据解码失败"; + return; + } + + const audioBuffer = audioContext.createBuffer(CHANNELS, allDecodedData.length, SAMPLE_RATE); + audioBuffer.copyToChannel(new Float32Array(allDecodedData), 0); + + const source = audioContext.createBufferSource(); + source.buffer = audioBuffer; + source.connect(audioContext.destination); + source.start(); + + statusLabel.textContent = "正在播放服务端数据..."; + source.onended = () => statusLabel.textContent = "服务端数据播放完毕"; +} + +// 更新playOpusFromServer函数为Promise版本 +function playOpusFromServer(opusData) { + // 为了兼容,我们将opusData添加到audioBufferQueue并触发播放 + if (Array.isArray(opusData) && opusData.length > 0) { + for (const frame of opusData) { + audioBufferQueue.push(frame); + } + + // 如果没有在播放和缓冲,启动流程 + if (!isAudioBuffering && !isAudioPlaying) { + startAudioBuffering(); + } + + return new Promise(resolve => { + // 我们无法准确知道何时播放完成,所以设置一个合理的超时 + setTimeout(resolve, 1000); // 1秒后认为已处理 + }); + } else { + // 如果不是数组或为空,使用旧方法 + return new Promise(resolve => { + playOpusFromServerOld(opusData); + setTimeout(resolve, 1000); + }); + } +} + +// 连接WebSocket服务器 +function connectToServer() { + let url = serverUrlInput.value || "ws://127.0.0.1:8000/xiaozhi/v1/"; + + try { + // 检查URL格式 + if (!url.startsWith('ws://') && !url.startsWith('wss://')) { + console.error('URL格式错误,必须以ws://或wss://开头'); + updateStatus('URL格式错误,必须以ws://或wss://开头', 'error'); + return; + } + + // 添加认证参数 + let connUrl = new URL(url); + connUrl.searchParams.append('device_id', 'web_test_device'); + connUrl.searchParams.append('device_mac', '00:11:22:33:44:55'); + + console.log(`正在连接: ${connUrl.toString()}`); + updateStatus(`正在连接: ${connUrl.toString()}`, 'info'); + + websocket = new WebSocket(connUrl.toString()); + + // 设置接收二进制数据的类型为ArrayBuffer + websocket.binaryType = 'arraybuffer'; + + websocket.onopen = async () => { + console.log(`已连接到服务器: ${url}`); + updateStatus(`已连接到服务器: ${url}`, 'success'); + isConnected = true; + + // 连接成功后发送hello消息 + await sendHelloMessage(); + + if(connectButton.id === "connectButton") { + connectButton.textContent = '断开'; + connectButton.onclick = disconnectFromServer; + } + + if(messageInput.id === "messageInput") { + messageInput.disabled = false; + } + + if(sendTextButton.id === "sendTextButton") { + sendTextButton.disabled = false; + } + }; + + websocket.onclose = () => { + console.log('已断开连接'); + updateStatus('已断开连接', 'info'); + isConnected = false; + + if(connectButton.id === "connectButton") { + connectButton.textContent = '连接'; + connectButton.onclick = connectToServer; + } + + if(messageInput.id === "messageInput") { + messageInput.disabled = true; + } + + if(sendTextButton.id === "sendTextButton") { + sendTextButton.disabled = true; + } + }; + + websocket.onerror = (error) => { + console.error(`WebSocket错误:`, error); + updateStatus(`WebSocket错误`, 'error'); + }; + + websocket.onmessage = function (event) { + try { + // 检查是否为文本消息 + if (typeof event.data === 'string') { + const message = JSON.parse(event.data); + handleTextMessage(message); + } else { + // 处理二进制数据 + handleBinaryMessage(event.data); + } + } catch (error) { + console.error(`WebSocket消息处理错误:`, error); + // 非JSON格式文本消息直接显示 + if (typeof event.data === 'string') { + addMessage(event.data); + } + } + }; + + updateStatus('正在连接...', 'info'); + } catch (error) { + console.error(`连接错误:`, error); + updateStatus(`连接失败: ${error.message}`, 'error'); + } +} + +// 断开WebSocket连接 +function disconnectFromServer() { + if (!websocket) return; + + websocket.close(); + if (isRecording) { + stopRecording(); + } +} + +// 发送hello握手消息 +async function sendHelloMessage() { + if (!websocket || websocket.readyState !== WebSocket.OPEN) return; + + try { + // 设置设备信息 + const helloMessage = { + type: 'hello', + device_id: 'web_test_device', + device_name: 'Web测试设备', + device_mac: '00:11:22:33:44:55', + token: 'your-token1' // 使用config.yaml中配置的token + }; + + console.log('发送hello握手消息'); + websocket.send(JSON.stringify(helloMessage)); + + // 等待服务器响应 + return new Promise(resolve => { + // 5秒超时 + const timeout = setTimeout(() => { + console.error('等待hello响应超时'); + resolve(false); + }, 5000); + + // 临时监听一次消息,接收hello响应 + const onMessageHandler = (event) => { + try { + const response = JSON.parse(event.data); + if (response.type === 'hello' && response.session_id) { + console.log(`服务器握手成功,会话ID: ${response.session_id}`); + clearTimeout(timeout); + websocket.removeEventListener('message', onMessageHandler); + resolve(true); + } + } catch (e) { + // 忽略非JSON消息 + } + }; + + websocket.addEventListener('message', onMessageHandler); + }); + } catch (error) { + console.error(`发送hello消息错误:`, error); + return false; + } +} + +// 发送文本消息 +function sendTextMessage() { + const message = messageInput ? messageInput.value.trim() : ""; + if (message === '' || !websocket || websocket.readyState !== WebSocket.OPEN) return; + + try { + // 发送listen消息 + const listenMessage = { + type: 'listen', + mode: 'manual', + state: 'detect', + text: message + }; + + websocket.send(JSON.stringify(listenMessage)); + addMessage(message, true); + console.log(`发送文本消息: ${message}`); + + if (messageInput) { + messageInput.value = ''; + } + } catch (error) { + console.error(`发送消息错误:`, error); + } +} + +// 添加消息到会话记录 +function addMessage(text, isUser = false) { + if (!conversationDiv) return; + + const messageDiv = document.createElement('div'); + messageDiv.className = `message ${isUser ? 'user' : 'server'}`; + messageDiv.textContent = text; + conversationDiv.appendChild(messageDiv); + conversationDiv.scrollTop = conversationDiv.scrollHeight; +} + +// 更新状态信息 +function updateStatus(message, type = 'info') { + console.log(`[${type}] ${message}`); + if (statusLabel) { + statusLabel.textContent = message; + } + if (connectionStatus) { + connectionStatus.textContent = message; + switch(type) { + case 'success': + connectionStatus.style.color = 'green'; + break; + case 'error': + connectionStatus.style.color = 'red'; + break; + case 'info': + default: + connectionStatus.style.color = 'black'; + break; + } + } +} + +// 处理文本消息 +function handleTextMessage(message) { + if (message.type === 'hello') { + console.log(`服务器回应:${message.message}`); + } else if (message.type === 'tts') { + // TTS状态消息 + if (message.state === 'start') { + console.log('服务器开始发送语音'); + } else if (message.state === 'sentence_start') { + console.log(`服务器发送语音段: ${message.text}`); + // 添加文本到会话记录 + if (message.text) { + addMessage(message.text); + } + } else if (message.state === 'sentence_end') { + console.log(`语音段结束: ${message.text}`); + } else if (message.state === 'stop') { + console.log('服务器语音传输结束'); + } + } else if (message.type === 'audio') { + // 音频控制消息 + console.log(`收到音频控制消息: ${JSON.stringify(message)}`); + } else if (message.type === 'stt') { + // 语音识别结果 + console.log(`识别结果: ${message.text}`); + // 添加识别结果到会话记录 + addMessage(`[语音识别] ${message.text}`, true); + } else if (message.type === 'llm') { + // 大模型回复 + console.log(`大模型回复: ${message.text}`); + // 添加大模型回复到会话记录 + if (message.text && message.text !== '😊') { + addMessage(message.text); + } + } else { + // 未知消息类型 + console.log(`未知消息类型: ${message.type}`); + addMessage(JSON.stringify(message, null, 2)); + } +} + +// 发送语音数据到WebSocket +function sendOpusDataToServer(opusData) { + if (!websocket || websocket.readyState !== WebSocket.OPEN) { + console.error('WebSocket未连接,无法发送音频数据'); + return false; + } + + try { + // 发送二进制数据 + websocket.send(opusData.buffer); + console.log(`已发送Opus音频数据: ${opusData.length}字节`); + return true; + } catch (error) { + console.error(`发送音频数据失败:`, error); + return false; + } +} + +// 发送语音开始和结束信号 +function sendVoiceControlMessage(state) { + if (!websocket || websocket.readyState !== WebSocket.OPEN) return; + + try { + const message = { + type: 'listen', + mode: 'manual', + state: state // 'start' 或 'stop' + }; + + websocket.send(JSON.stringify(message)); + console.log(`发送语音${state === 'start' ? '开始' : '结束'}控制消息`); + } catch (error) { + console.error(`发送语音控制消息失败:`, error); + } +} diff --git a/main/xiaozhi-server/test/abbreviated_version/test.html b/main/xiaozhi-server/test/abbreviated_version/test.html new file mode 100644 index 00000000..7c1f0324 --- /dev/null +++ b/main/xiaozhi-server/test/abbreviated_version/test.html @@ -0,0 +1,503 @@ + + +
+ +录音状态: 待机,正在初始化...
+录音状态: 待机,正在初始化...
+ + + +