Tool/software: Code Composer Studio

Hello, My EVM is 

TMDSOSKL137 that used TLV320AIC3106.

and, reading and writing by I2S mode.

this is read and write channel code using I2S mode and MCASP(Multichannel Audio Serial Ports)

and the graph is 

I just want waveform data...(32bit, 48kHz)

How to convert TDM Mode(I2S Mode) data  to "Audio Waveform data"??

such as

Any suggestion or advice is help for me...

Thank you.