[FFmpeg-cvslog] r13818 - trunk/libavcodec/g726.c

michael subversion
Thu Jun 19 13:04:31 CEST 2008


Author: michael
Date: Thu Jun 19 13:04:31 2008
New Revision: 13818

Log:
Dont shift F[I] twice, its also clearer and smaller now.


Modified:
   trunk/libavcodec/g726.c

Modified: trunk/libavcodec/g726.c
==============================================================================
--- trunk/libavcodec/g726.c	(original)
+++ trunk/libavcodec/g726.c	Thu Jun 19 13:04:31 2008
@@ -235,8 +235,8 @@ static int16_t g726_decode(G726Context* 
     c->td = c->a[1] < -11776;
 
     /* Update Ap */
-    c->dms += ((c->tbls.F[I]<<9) - c->dms) >> 5;
-    c->dml += ((c->tbls.F[I]<<11) - c->dml) >> 7;
+    c->dms += (c->tbls.F[I]<<4) + ((- c->dms) >> 5);
+    c->dml += (c->tbls.F[I]<<4) + ((- c->dml) >> 7);
     if (tr)
         c->ap = 256;
     else {




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