Decoding MPEG Video in Software

• Software Decoder goals: portable, multiple display types

• Breakdown of time

         -------------------------
              Function      % Time   
         Parsing Bitstream  17.4%   
         IDCT               14.2%   
         Reconstruction     31.5%   
         Dithering          24.5%   
         Misc. Arith.       9.9%    
         Other              2.7%    
         -------------------------