DVB-T using limesdr

I have attached both my transmitter and receiver blocks which i have used to transmit a video using limesdr,were i had adjusted all the possible code rates accordingly and their frequency range can anybody help on my issue to do dvb-t successfully.

To notify the output which i get at my receiver side is either with noises or its entirely different,i really do not know how should i work,to take this forward, any idea to correct my mistake or suggestion regarding my work are welcomed and highly recommended.Thanks in advance…