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HDMI Rx, inconsistent audio sampling clock on I2S output and audio InfoFrame

Question asked by DaveD Employee on Dec 3, 2013
Latest reply on Dec 3, 2013 by DaveD

Hi,

 

Customer have a question for one STB box with HDMI output, that the I2S LRCLK out of HDMI Rx (e.g ADV7850 or ADV7612) is different from InfoFrame. For example, the I2S is 44.1KHz but InfoFrame shows 48KHz. Are there any other method to know the real LRCLK from source(e.g DVD player)?

 

Steven

*posted for schang

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