| 79 | } |
| 80 | |
| 81 | initState() { |
| 82 | // 音频队列 - 存储所有待播放的音频帧 |
| 83 | this.audioQueue = []; |
| 84 | this.totalQueuedSamples = 0; |
| 85 | |
| 86 | // 当前帧的播放偏移 |
| 87 | this.currentFrameOffset = 0; |
| 88 | |
| 89 | // 播放状态 |
| 90 | this.isPlaying = false; |
| 91 | this.startupCountdown = 0; // 启动倒计时 |
| 92 | this.isFirstOutput = false; |
| 93 | |
| 94 | // 播放位置（已播放的样本数） |
| 95 | this.playbackPosition = 0; |
| 96 | |
| 97 | // 统计指标 |
| 98 | this.totalAudioPlayed = 0; // 总播放时长（含静音） |
| 99 | this.actualAudioPlayed = 0; // 实际播放时长 |
| 100 | this.maxDelay = 0; |
| 101 | this.minDelay = 9999; |
| 102 | |
| 103 | // 调试 |
| 104 | this.packetCount = 0; |
| 105 | this.underrunCount = 0; |
| 106 | |
| 107 | console.log("[AudioProcessor] State initialized"); |
| 108 | } |
| 109 | |
| 110 | timestamp() { |
| 111 | return `[${Date.now() % 10000}]`; |