src/subtitles/subpixel_position_controler.cpp

   1 /************************************************************************/
   2 /* author: xy                                                           */
   3 /* date: 20110927                                                       */
   4 /************************************************************************/
   5 #include "stdafx.h"
   6 #include "subpixel_position_controler.h"
   7
   8 SubpixelPositionControler SubpixelPositionControler::s_subpixel_position_controler;
   9
  10 SubpixelPositionControler::SUBPIXEL_LEVEL SubpixelPositionControler::SetSubpixelLevel( SUBPIXEL_LEVEL subpixel_level )
  11 {
  12     if(subpixel_level!=_subpixel_level)
  13     {
  14         switch(subpixel_level)
  15         {
  16         case NONE:
  17             _subpixel_mask = NONE_MASK;
  18             break;
  19         case TWO_X_TWO:
  20             _subpixel_mask = TWO_X_TWO_MASK;
  21             break;
  22         case FOUR_X_FOUR:
  23             _subpixel_mask = FOUR_X_FOUR_MASK;
  24             break;
  25         case EIGHT_X_EIGHT:
  26             _subpixel_mask = EIGHT_X_EIGHT_MASK;
  27             break;
  28         case EIGHT_X_EIGHT_INTERPOLATE:
  29             _subpixel_mask = EIGHT_X_EIGHT_INTERPOLATE_MASK;
  30             break;
  31         }
  32         _subpixel_level = subpixel_level;
  33     }
  34     return subpixel_level;
  35 }