<template>
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<CustomDialog
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:title="$t('voiceClone.dialogTitle')"
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:visible.sync="innerVisible"
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width="900px"
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:footer="false"
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@close="handleDialogClose"
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>
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<div class="dialog-content">
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<!-- 步骤指示器 -->
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<div class="steps-header">
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<div class="step-item" :class="{ 'active': currentStep === 1, 'completed': currentStep > 1 }">
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<div class="step-number">
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<i class="el-icon-check" v-if="currentStep > 1"></i>
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<span v-else>1</span>
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</div>
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<div class="step-label">{{ $t('voiceClone.stepUpload') }}</div>
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<div class="step-line"></div>
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</div>
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<div class="step-item" :class="{ 'active': currentStep === 2, 'completed': currentStep > 2 }">
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<div class="step-number">
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<i class="el-icon-check" v-if="currentStep > 2"></i>
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<span v-else>2</span>
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</div>
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<div class="step-label">{{ $t('voiceClone.stepEdit') }}</div>
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</div>
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</div>
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<!-- 步骤1: 音频上传 -->
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<div v-if="currentStep === 1" class="step-content">
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<div class="upload-area">
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<el-upload class="audio-uploader" drag :action="uploadAction" :auto-upload="false"
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:on-change="handleFileChange" :show-file-list="false" accept="audio/*">
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<i class="el-icon-upload"></i>
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<div class="el-upload__text">{{ $t('voiceClone.dragOrClick') }}</div>
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<div class="el-upload__tip">{{ $t('voiceClone.uploadTip') }}</div>
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</el-upload>
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</div>
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</div>
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<!-- 步骤2: 音频编辑 -->
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<div v-if="currentStep === 2" class="step-content">
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<div class="audio-edit-area">
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<div class="edit-tips">
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<p>{{ $t('voiceClone.editTip1') }}</p>
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<p>{{ $t('voiceClone.editTip2') }}</p>
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</div>
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<!-- 波形显示区域 -->
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<div class="waveform-container">
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<canvas ref="waveformCanvas" class="waveform-canvas" @mousedown="handleWaveformMouseDown"
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@mousemove="handleWaveformMouseMove" @mouseup="handleWaveformMouseUp"></canvas>
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<div class="selection-overlay" v-if="isSelecting || selectionStart !== null"
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:style="selectionStyle"></div>
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<div class="duration-display">
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{{ $t('voiceClone.selectedDuration', { duration: selectedDuration.toFixed(1) }) }}
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</div>
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</div>
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<!-- 音频控制按钮 -->
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<div class="audio-controls">
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<el-button size="small" :icon="isPlaying ? 'el-icon-video-pause' : 'el-icon-video-play'"
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@click="togglePlay" type="primary">
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{{ isPlaying ? $t('voiceClone.pause') : $t('voiceClone.play') }}
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</el-button>
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<el-button size="small" icon="el-icon-scissors" @click="handleTrim"
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:disabled="selectionStart === null">
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{{ $t('voiceClone.trim') }}
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</el-button>
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<el-button size="small" icon="el-icon-refresh-left" @click="handleReset">
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{{ $t('voiceClone.reset') }}
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</el-button>
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</div>
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<!-- 音频元素 -->
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<audio ref="audioPlayer" @timeupdate="handleTimeUpdate" @ended="handleAudioEnded"
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style="display: none;"></audio>
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</div>
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</div>
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</div>
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<div class="custom-footer">
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<CustomButton @click="handleCancel">
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{{ currentStep === 1 ? $t('voiceClone.cancel') : $t('voiceClone.prevStep') }}
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</CustomButton>
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<CustomButton type="confirm" :loading="uploading" @click="handleNext">
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{{ currentStep === 1 ? $t('voiceClone.nextStep') : $t('voiceClone.upload') }}
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</CustomButton>
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</div>
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</CustomDialog>
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</template>
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<script>
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import Api from "@/apis/api";
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import CustomDialog from './CustomDialog.vue';
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import CustomButton from './CustomButton.vue';
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export default {
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name: 'VoiceCloneDialog',
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components: {
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CustomDialog,
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CustomButton
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},
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props: {
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visible: {
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type: Boolean,
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default: false
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},
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voiceCloneData: {
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type: Object,
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default: () => ({})
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}
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},
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data() {
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return {
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currentStep: 1,
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uploadAction: '',
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audioFile: null,
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originalAudioFile: null,
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audioBuffer: null,
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originalAudioBuffer: null,
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isPlaying: false,
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uploading: false,
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// 波形相关
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waveformData: [],
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// 选择相关
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isSelecting: false,
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selectionStart: null,
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selectionEnd: null,
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mouseStartX: 0,
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// 音频上下文
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audioContext: null,
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audioSource: null,
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};
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},
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computed: {
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innerVisible: {
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get() {
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return this.visible;
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},
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set(val) {
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this.$emit('update:visible', val);
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}
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},
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selectedDuration() {
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if (this.selectionStart !== null && this.selectionEnd !== null && this.audioBuffer) {
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const duration = this.audioBuffer.duration;
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const start = Math.min(this.selectionStart, this.selectionEnd) * duration;
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const end = Math.max(this.selectionStart, this.selectionEnd) * duration;
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return end - start;
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}
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return this.audioBuffer ? this.audioBuffer.duration : 0;
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},
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selectionStyle() {
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if (this.selectionStart === null) return {};
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const canvas = this.$refs.waveformCanvas;
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if (!canvas) return {};
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const start = Math.min(this.selectionStart, this.selectionEnd || this.selectionStart);
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const end = Math.max(this.selectionStart, this.selectionEnd || this.selectionStart);
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return {
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left: `${start * 100}%`,
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width: `${(end - start) * 100}%`
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};
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}
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},
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methods: {
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handleCancel() {
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if (this.currentStep === 2) {
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this.currentStep = 1;
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} else {
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this.$emit('update:visible', false);
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}
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},
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handleDialogClose() {
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this.resetDialog();
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},
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resetDialog() {
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this.currentStep = 1;
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this.audioFile = null;
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this.originalAudioFile = null;
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this.audioBuffer = null;
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this.originalAudioBuffer = null;
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this.isPlaying = false;
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this.uploading = false;
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this.waveformData = [];
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this.selectionStart = null;
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this.selectionEnd = null;
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if (this.audioSource) {
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this.audioSource.stop();
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this.audioSource = null;
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}
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},
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async handleFileChange(file) {
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if (!file || !file.raw) return;
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this.audioFile = file.raw;
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this.originalAudioFile = file.raw;
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// 先进入第二步,确保DOM已渲染
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this.currentStep = 2;
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// 等待DOM更新后再加载音频
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await this.$nextTick();
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await this.loadAudio(file.raw);
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},
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async loadAudio(file) {
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try {
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const arrayBuffer = await file.arrayBuffer();
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if (!this.audioContext) {
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this.audioContext = new (window.AudioContext || window.webkitAudioContext)();
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}
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this.audioBuffer = await this.audioContext.decodeAudioData(arrayBuffer.slice(0));
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this.originalAudioBuffer = await this.audioContext.decodeAudioData(await file.arrayBuffer());
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// 设置音频播放器
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if (this.$refs.audioPlayer) {
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const audioUrl = URL.createObjectURL(file);
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this.$refs.audioPlayer.src = audioUrl;
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// 加载音频元数据
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this.$refs.audioPlayer.load();
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}
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// 生成波形数据
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await this.generateWaveform();
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} catch (error) {
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console.error('加载音频失败:', error);
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this.$message.error(this.$t('voiceClone.loadAudioFailed'));
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}
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},
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async generateWaveform() {
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if (!this.audioBuffer) return;
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await this.$nextTick();
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const canvas = this.$refs.waveformCanvas;
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if (!canvas) {
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console.error('Canvas元素不存在');
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return;
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}
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// 设置canvas大小
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const containerWidth = canvas.parentElement.offsetWidth;
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const containerHeight = canvas.parentElement.offsetHeight;
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canvas.width = containerWidth || 800;
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canvas.height = containerHeight || 200;
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const canvasWidth = canvas.width;
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const channelData = this.audioBuffer.getChannelData(0);
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const step = Math.floor(channelData.length / canvasWidth);
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const waveformData = [];
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for (let i = 0; i < canvasWidth; i++) {
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let sum = 0;
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for (let j = 0; j < step; j++) {
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sum += Math.abs(channelData[i * step + j] || 0);
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}
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waveformData.push(sum / step);
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}
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this.waveformData = waveformData;
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this.drawWaveform();
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},
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drawWaveform() {
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const canvas = this.$refs.waveformCanvas;
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if (!canvas) {
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console.error('绘制波形时Canvas不存在');
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return;
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}
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const ctx = canvas.getContext('2d');
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const width = canvas.width;
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const height = canvas.height;
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// 清空画布
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ctx.clearRect(0, 0, width, height);
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// 绘制背景
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ctx.fillStyle = '#e0f2ff';
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ctx.fillRect(0, 0, width, height);
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if (this.waveformData.length === 0) {
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console.error('波形数据为空');
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return;
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}
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// 找到最大值用于归一化
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const maxValue = Math.max(...this.waveformData);
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// 绘制波形
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ctx.fillStyle = '#4ade80';
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ctx.strokeStyle = '#4ade80';
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ctx.lineWidth = 1;
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const barWidth = width / this.waveformData.length;
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this.waveformData.forEach((value, index) => {
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// 归一化并放大，使用80%的高度
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const normalizedValue = maxValue > 0 ? value / maxValue : 0;
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const barHeight = Math.max(1, normalizedValue * height * 0.8);
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const x = index * barWidth;
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const y = (height - barHeight) / 2;
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ctx.fillRect(x, y, Math.max(1, barWidth - 1), barHeight);
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});
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},
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handleWaveformMouseDown(e) {
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const canvas = this.$refs.waveformCanvas;
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const rect = canvas.getBoundingClientRect();
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this.mouseStartX = e.clientX - rect.left;
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this.selectionStart = this.mouseStartX / rect.width;
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this.selectionEnd = this.selectionStart;
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this.isSelecting = true;
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},
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handleWaveformMouseMove(e) {
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if (!this.isSelecting) return;
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const canvas = this.$refs.waveformCanvas;
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const rect = canvas.getBoundingClientRect();
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const x = e.clientX - rect.left;
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this.selectionEnd = Math.max(0, Math.min(1, x / rect.width));
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},
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handleWaveformMouseUp() {
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this.isSelecting = false;
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},
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async handleTrim() {
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if (this.selectionStart === null || this.selectionEnd === null || !this.audioBuffer) return;
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const start = Math.min(this.selectionStart, this.selectionEnd);
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const end = Math.max(this.selectionStart, this.selectionEnd);
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// 创建新的音频buffer
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const duration = this.audioBuffer.duration;
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const startTime = start * duration;
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const endTime = end * duration;
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const startOffset = Math.floor(startTime * this.audioBuffer.sampleRate);
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const endOffset = Math.floor(endTime * this.audioBuffer.sampleRate);
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const newLength = endOffset - startOffset;
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const newBuffer = this.audioContext.createBuffer(
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this.audioBuffer.numberOfChannels,
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newLength,
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this.audioBuffer.sampleRate
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);
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for (let channel = 0; channel < this.audioBuffer.numberOfChannels; channel++) {
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const oldData = this.audioBuffer.getChannelData(channel);
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const newData = newBuffer.getChannelData(channel);
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for (let i = 0; i < newLength; i++) {
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newData[i] = oldData[startOffset + i];
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}
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}
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this.audioBuffer = newBuffer;
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// 更新音频文件
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await this.bufferToFile(newBuffer);
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// 重置选择
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this.selectionStart = null;
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this.selectionEnd = null;
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// 重新生成波形
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this.generateWaveform();
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this.$message.success(this.$t('voiceClone.trimSuccess'));
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},
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async handleReset() {
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if (!this.originalAudioFile) return;
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this.audioFile = this.originalAudioFile;
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await this.loadAudio(this.originalAudioFile);
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this.selectionStart = null;
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this.selectionEnd = null;
|
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this.$message.success(this.$t('voiceClone.resetSuccess'));
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},
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togglePlay() {
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const audio = this.$refs.audioPlayer;
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if (this.isPlaying) {
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audio.pause();
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this.isPlaying = false;
|
} else {
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audio.play();
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this.isPlaying = true;
|
}
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},
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handleTimeUpdate() {
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// 可以在这里更新播放进度
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},
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handleAudioEnded() {
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this.isPlaying = false;
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},
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async bufferToFile(buffer) {
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// 将AudioBuffer转换为WAV文件
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const wav = this.audioBufferToWav(buffer);
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const blob = new Blob([wav], { type: 'audio/wav' });
|
this.audioFile = new File([blob], 'audio.wav', { type: 'audio/wav' });
|
|
// 更新播放器
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await this.$nextTick();
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if (this.$refs.audioPlayer) {
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const audioUrl = URL.createObjectURL(blob);
|
this.$refs.audioPlayer.src = audioUrl;
|
}
|
},
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audioBufferToWav(buffer) {
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const length = buffer.length * buffer.numberOfChannels * 2 + 44;
|
const arrayBuffer = new ArrayBuffer(length);
|
const view = new DataView(arrayBuffer);
|
const channels = [];
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let offset = 0;
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let pos = 0;
|
|
// 写入WAV文件头
|
const setUint16 = (data) => {
|
view.setUint16(pos, data, true);
|
pos += 2;
|
};
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const setUint32 = (data) => {
|
view.setUint32(pos, data, true);
|
pos += 4;
|
};
|
|
// "RIFF" chunk descriptor
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setUint32(0x46464952); // "RIFF"
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setUint32(length - 8); // file length - 8
|
setUint32(0x45564157); // "WAVE"
|
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// "fmt " sub-chunk
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setUint32(0x20746d66); // "fmt "
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setUint32(16); // SubChunk1Size = 16
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setUint16(1); // AudioFormat = 1 (PCM)
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setUint16(buffer.numberOfChannels);
|
setUint32(buffer.sampleRate);
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setUint32(buffer.sampleRate * 2 * buffer.numberOfChannels); // byte rate
|
setUint16(buffer.numberOfChannels * 2); // block align
|
setUint16(16); // bits per sample
|
|
// "data" sub-chunk
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setUint32(0x61746164); // "data"
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setUint32(length - pos - 4); // SubChunk2Size
|
|
// 写入音频数据
|
for (let i = 0; i < buffer.numberOfChannels; i++) {
|
channels.push(buffer.getChannelData(i));
|
}
|
|
while (pos < length) {
|
for (let i = 0; i < buffer.numberOfChannels; i++) {
|
let sample = Math.max(-1, Math.min(1, channels[i][offset]));
|
sample = sample < 0 ? sample * 0x8000 : sample * 0x7FFF;
|
view.setInt16(pos, sample, true);
|
pos += 2;
|
}
|
offset++;
|
}
|
|
return arrayBuffer;
|
},
|
async handleNext() {
|
if (this.currentStep === 1) {
|
// 验证是否已选择文件
|
if (!this.audioFile) {
|
this.$message.warning(this.$t('voiceClone.pleaseSelectAudio'));
|
return;
|
}
|
this.currentStep = 2;
|
} else {
|
// 上传音频
|
await this.uploadAudio();
|
}
|
},
|
async uploadAudio() {
|
if (!this.audioFile) {
|
this.$message.warning(this.$t('voiceClone.pleaseSelectAudio'));
|
return;
|
}
|
|
// 验证音频时长（8-60秒）
|
if (this.audioBuffer) {
|
const duration = this.audioBuffer.duration;
|
if (duration < 8 || duration > 60) {
|
this.$message.warning(this.$t('voiceClone.durationError'));
|
return;
|
}
|
}
|
|
this.uploading = true;
|
|
try {
|
const formData = new FormData();
|
formData.append('voiceFile', this.audioFile);
|
formData.append('id', this.voiceCloneData.id);
|
|
await Api.voiceClone.uploadVoice(formData, (res) => {
|
this.uploading = false;
|
res = res.data;
|
if (res.code === 0) {
|
this.$message.success(this.$t('voiceClone.uploadSuccess'));
|
this.resetDialog();
|
this.$emit('update:visible', false);
|
this.$emit('success');
|
} else {
|
this.$message.error(res.msg || this.$t('voiceClone.uploadFailed'));
|
}
|
});
|
} catch (error) {
|
this.uploading = false;
|
console.error('上传音频失败:', error);
|
this.$message.error(this.$t('voiceClone.uploadFailed'));
|
}
|
}
|
},
|
mounted() {
|
// 设置canvas大小
|
this.$nextTick(() => {
|
const canvas = this.$refs.waveformCanvas;
|
if (canvas) {
|
canvas.width = canvas.offsetWidth;
|
canvas.height = canvas.offsetHeight;
|
}
|
});
|
},
|
beforeDestroy() {
|
if (this.audioContext) {
|
this.audioContext.close();
|
}
|
}
|
};
|
</script>
|
|
<style lang="scss" scoped>
|
.steps-header {
|
display: flex;
|
justify-content: center;
|
align-items: center;
|
padding: 0 50px;
|
}
|
|
.step-item {
|
display: flex;
|
align-items: center;
|
position: relative;
|
|
&.active {
|
.step-number {
|
background: #6b8cff;
|
color: white;
|
}
|
|
.step-label {
|
color: #333;
|
font-weight: 600;
|
}
|
}
|
|
&.completed {
|
.step-number {
|
background: #67c23a;
|
color: white;
|
}
|
|
.step-line {
|
background: #67c23a;
|
}
|
}
|
}
|
|
.step-number {
|
width: 36px;
|
height: 36px;
|
border-radius: 50%;
|
background: #e4e7ed;
|
color: #909399;
|
display: flex;
|
align-items: center;
|
justify-content: center;
|
font-weight: 600;
|
font-size: 16px;
|
z-index: 1;
|
}
|
|
.step-label {
|
margin-left: 12px;
|
color: #909399;
|
font-size: 14px;
|
}
|
|
.step-line {
|
width: 200px;
|
height: 2px;
|
background: #e4e7ed;
|
margin-left: 12px;
|
}
|
.step-content {
|
padding: 20px 0;
|
}
|
|
.upload-area {
|
padding: 40px 0;
|
}
|
|
.audio-uploader {
|
::v-deep .el-upload {
|
width: 100%;
|
}
|
|
::v-deep .el-upload-dragger {
|
width: 100%;
|
height: 280px;
|
display: flex;
|
flex-direction: column;
|
align-items: center;
|
justify-content: center;
|
|
.el-icon-upload {
|
font-size: 67px;
|
color: #c0c4cc;
|
margin: 0 0 16px;
|
line-height: 50px;
|
}
|
}
|
|
.el-upload__text {
|
color: #606266;
|
font-size: 14px;
|
margin-bottom: 8px;
|
}
|
|
.el-upload__tip {
|
font-size: 12px;
|
color: #909399;
|
margin-top: 7px;
|
}
|
}
|
|
.audio-edit-area {
|
padding: 0 20px;
|
}
|
|
.edit-tips {
|
margin-bottom: 20px;
|
padding: 12px;
|
background: #f0f9ff;
|
border-radius: 4px;
|
border-left: 3px solid #1890ff;
|
|
p {
|
margin: 4px 0;
|
font-size: 13px;
|
color: #606266;
|
|
&:first-child {
|
font-weight: 500;
|
}
|
}
|
}
|
|
.waveform-container {
|
position: relative;
|
width: 100%;
|
height: 200px;
|
margin-bottom: 20px;
|
border: 1px solid #e4e7ed;
|
border-radius: 4px;
|
overflow: hidden;
|
cursor: crosshair;
|
}
|
|
.waveform-canvas {
|
width: 100%;
|
height: 100%;
|
}
|
|
.selection-overlay {
|
position: absolute;
|
top: 0;
|
bottom: 0;
|
background: rgba(107, 140, 255, 0.3);
|
border: 1px solid #6b8cff;
|
pointer-events: none;
|
}
|
|
.duration-display {
|
position: absolute;
|
top: 8px;
|
right: 8px;
|
background: rgba(0, 0, 0, 0.7);
|
color: white;
|
padding: 4px 8px;
|
border-radius: 4px;
|
font-size: 12px;
|
}
|
|
.audio-controls {
|
display: flex;
|
justify-content: center;
|
gap: 12px;
|
margin-top: 20px;
|
}
|
.custom-footer {
|
text-align: right;
|
}
|
</style>
|
