--- idct.h	2003/02/15 15:22:18	1.8
+++ idct.h	2004/03/22 22:36:23	1.9
@@ -1,3 +1,28 @@
+/*****************************************************************************
+ *
+ *  XVID MPEG-4 VIDEO CODEC
+ *  - Inverse DCT header  -
+ *
+ *  Copyright(C) 2001-2003 Michael Militzer <isibaar@xvid.org>
+ *
+ *  This program is free software ; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation ; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY ; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program ; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+ *
+ * $Id: idct.h,v 1.9 2004/03/22 22:36:23 edgomez Exp $
+ *
+ ****************************************************************************/
+
 #ifndef _IDCT_H_
 #define _IDCT_H_
 
@@ -10,16 +35,24 @@
 extern idctFuncPtr idct;
 
 idctFunc idct_int32;
+idctFunc simple_idct_c;		/* Michael Niedermayer */
 
+#ifdef ARCH_IS_IA32
 idctFunc idct_mmx;			/* AP-992, Peter Gubanov, Michel Lespinasse */
 idctFunc idct_xmm;			/* AP-992, Peter Gubanov, Michel Lespinasse */
 idctFunc idct_3dne;			/* AP-992, Peter Gubanov, Michel Lespinasse, Jaan Kalda */
-idctFunc idct_sse2;			/* Dmitry Rozhdestvensky */
-idctFunc simple_idct_c;		/* Michael Niedermayer */
+idctFunc idct_sse2_skal;	/* Skal's one, not IEEE 1180 compliant for range [-300..300[ */
+idctFunc idct_sse2_dmitry;	/* Dmitry Rozhdestvensky */
 idctFunc simple_idct_mmx;	/* Michael Niedermayer; expects permutated data */
 idctFunc simple_idct_mmx2;	/* Michael Niedermayer */
+#endif
 
+#ifdef ARCH_IS_ALTIVEC
 idctFunc idct_altivec;
+#endif
+
+#ifdef ARCH_IS_IA64
 idctFunc idct_ia64;
+#endif
 
 #endif							/* _IDCT_H_ */