Altivec Patch (Mark III) by (Dieter Shirley <dieters at schemasoft dot com>)

Originally committed as revision 1147 to svn://svn.ffmpeg.org/ffmpeg/trunk

1 files changed, 29 insertions, 1 deletions

diff --git a/libavcodec/ppc/dsputil_ppc.c b/libavcodec/ppc/dsputil_ppc.c
index d9c8ba86e0..28c56ee94a 100644
--- a/libavcodec/ppc/dsputil_ppc.c
+++ b/libavcodec/ppc/dsputil_ppc.c
@@ -1,3 +1,22 @@
+/*
+ * Copyright (c) 2002 Brian Foley
+ * Copyright (c) 2002 Dieter Shirley
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
 #include "../dsputil.h"
 
 #ifdef HAVE_ALTIVEC
@@ -6,14 +25,23 @@
 
 void dsputil_init_ppc(void)
 {
+    // Common optimisations whether Altivec or not
+
+    // ... pending ...
+
 #if HAVE_ALTIVEC
     if (has_altivec()) {
+        // Altivec specific optimisations
         pix_abs16x16 = pix_abs16x16_altivec;
         pix_abs8x8 = pix_abs8x8_altivec;
         pix_sum = pix_sum_altivec;
+        diff_pixels = diff_pixels_altivec;
+        get_pixels = get_pixels_altivec;
     } else
 #endif
     {
-        /* Non-AltiVec PPC optimisations here */
+        // Non-AltiVec PPC optimisations
+
+        // ... pending ...
     }
 }