Remove unused variables.

Originally committed as revision 29435 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale

libswscale/swscale.c

@@ -2683,9 +2683,6 @@ SwsContext *sws_getContext(int srcW, int srcH, enum PixelFormat srcFormat, int d
         c->param[1] = SWS_PARAM_DEFAULT;
     }
 
-    c->chrIntHSubSample= c->chrDstHSubSample;
-    c->chrIntVSubSample= c->chrSrcVSubSample;
-
     // Note the -((-x)>>y) is so that we always round toward +inf.
     c->chrSrcW= -((-srcW) >> c->chrSrcHSubSample);
     c->chrSrcH= -((-srcH) >> c->chrSrcVSubSample);

libswscale/swscale_internal.h

@@ -82,7 +82,6 @@ typedef struct SwsContext{
     enum PixelFormat dstFormat, srcFormat;  ///< format 4:2:0 type is always YV12
     int origDstFormat, origSrcFormat;       ///< format
     int chrSrcHSubSample, chrSrcVSubSample;
-    int chrIntHSubSample, chrIntVSubSample;
     int chrDstHSubSample, chrDstVSubSample;
     int vChrDrop;
     int sliceDir;