[Discuss-gnuradio] PCCC Decoder Combo- OFDM

Hello,

 I am usin OFDM Modulation and demodulation along with PCCC  encoder and PCCC decoder..  I am using QPSK modulation in OFDM. But Pccc decoder combo also using Demodulation parameter Constellation and Dimension. is it mean that demodulating twice?  how can I use OFDM Block with PCCC decoder?

Can anybody help me? I am new to this.

Thanks in Advance.

With Regards,

Salija.P