[FFmpeg-cvslog] r19058 - trunk/libavcodec/lcldec.c

reimar subversion
Sun May 31 12:58:20 CEST 2009


Author: reimar
Date: Sun May 31 12:58:20 2009
New Revision: 19058

Log:
Change maskbit variable to contain (1 << maskbit)

Modified:
   trunk/libavcodec/lcldec.c

Modified: trunk/libavcodec/lcldec.c
==============================================================================
--- trunk/libavcodec/lcldec.c	Sun May 31 12:53:47 2009	(r19057)
+++ trunk/libavcodec/lcldec.c	Sun May 31 12:58:20 2009	(r19058)
@@ -88,10 +88,10 @@ static unsigned int mszh_decomp(const un
     while (srcptr < srcptr_end && destptr < destptr_end) {
         if (maskbit == 0) {
             mask = *srcptr++;
-            maskbit = 8;
+            maskbit = 0x80;
             continue;
         }
-        if ((mask & (1 << (--maskbit))) == 0) {
+        if (!(mask & maskbit)) {
             memcpy(destptr, srcptr, 4);
             destptr += 4;
             srcptr += 4;
@@ -104,6 +104,7 @@ static unsigned int mszh_decomp(const un
             av_memcpy_backptr(destptr, ofs, cnt);
             destptr += cnt;
         }
+        maskbit >>= 1;
     }
 
     return destptr - destptr_bak;



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