[Dirac-commits] compress/libdirac_decoder dirac_parser.cpp, 1.9, 1.10

[Anuradha S. <asu...@us...>]

Update of /cvsroot/dirac/compress/libdirac_decoder
In directory sc8-pr-cvs12.sourceforge.net:/tmp/cvs-serv13228/libdirac_decoder

Modified Files:
	dirac_parser.cpp 
Log Message:
All the encoded components now represent signed integer signals i.e. bipolar
signals. 


Index: dirac_parser.cpp
===================================================================
RCS file: /cvsroot/dirac/compress/libdirac_decoder/dirac_parser.cpp,v
retrieving revision 1.9
retrieving revision 1.10
diff -C2 -d -r1.9 -r1.10
*** dirac_parser.cpp	16 Jul 2007 15:11:52 -0000	1.9
--- dirac_parser.cpp	24 Aug 2007 16:13:38 -0000	1.10
***************
*** 208,211 ****
--- 208,212 ----
  #if defined HAVE_MMX
      int last_idx = (xl>>3)<<3;
+     __m64 tmp = _mm_set_pi16(128, 128, 128, 128);
      for (int j=0 ; j<yl ;++j)
      {
***************
*** 213,217 ****
--- 214,220 ----
          {
              __m64 pic1 = *(__m64 *)&pic_data[j][i];
+             pic1 = _mm_add_pi16 (pic1, tmp);
              __m64 pic2 = *(__m64 *)(&pic_data[j][i+4]);
+             pic2 = _mm_add_pi16 (pic2, tmp);
              __m64 *tmp = (__m64 *)&buf[j*xl+i];
              *tmp = _mm_packs_pu16 (pic1, pic2);
***************
*** 225,241 ****
          for (int i=last_idx ; i<xl ; i++ )
          {
!             buf[j*xl+i]=(unsigned char) pic_data[j][i];                
          }//i
      }//j
      return;
  #else
      for (int j=0 ; j<yl ;++j)
      {
          for (int i=0 ; i<xl ; ++i)
          {                
!             buf[j*xl+i]=(unsigned char) pic_data[j][i];                
          }//i
- 
      }//j
  #endif
  }
--- 228,245 ----
          for (int i=last_idx ; i<xl ; i++ )
          {
!             buf[j*xl+i]=(unsigned char) pic_data[j][i]+128;                
          }//i
      }//j
      return;
  #else
+ 
      for (int j=0 ; j<yl ;++j)
      {
          for (int i=0 ; i<xl ; ++i)
          {                
!             buf[j*xl+i]=(unsigned char) (pic_data[j][i]+128);                
          }//i
      }//j
+ 
  #endif
  }