音频编解码器
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用于压缩和解压缩音频数据进行传输和播放的算法。
常见编解码器包括Dolby Digital (AC-3)、DTS、Dolby TrueHD和DTS-HD Master Audio。有损编解码器如AC-3适合带宽受限的连接（ARC、S/PDIF）。无损编解码器需要eARC或HDMI直连。蓝牙音频编解码器（SBC、AAC、aptX、LDAC）有各自的带宽和延迟权衡。