Algorithm 8 Consumer function.

Require:$RecvBlockSize$ Require:$BlockC$ Require:$M_{curr}$ Ensure:$BlockSize$ Ensure:$Block$  if$M_{prev}\ne M_{curr}$then    $AseChangeDataWidth\left(M_{curr}\right)$    $M_{prev}\leftarrow M_{curr}$  end if   $AseDecompression(RecvBlockSize,BlockC,$                                    $\&BlockSize,\&BlockP)$   $i\leftarrow 0$  while $BlockSize>i$ do   if $WidthCount=0$ then     $BlockP\left[i\right]\leftarrow AdpcmDecoder(BlockP\left[i\right],M_{curr},$                                                   $true,W_{init},$                                                   $true,P_{init})$     $WidthCount\leftarrow$ WIDTH   else     $Block\left[i\right]\leftarrow AdpcmDecoder(BlockP\left[i\right],M_{curr},$                                                   $false,null,$                                                   $false,null)$   end if   if $WidthCount=$ WIDTH then     $P_{init}\leftarrow Block\left[i\right]$   end if    $i\leftarrow i+1$    $WidthCount\leftarrow WidthCount-1$  end while