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您好！
我们这边有个产品使用了tlv320aic3104,line in出入到IC中，I2S输出到主芯片，再通过HDMI输出音频。
现在我们在Line IN没有输入的时候，底噪有点偏大，请问是否有办法做降噪处理
谢谢！
