arm specific code

Originally committed as revision 79 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/armv4l/dsputil_arm.c

+/*
+ * ARMv4L optimized DSP utils
+ * Copyright (c) 2001 Lionel Ulmer.
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "../dsputil.h"
+
+extern void j_rev_dct_ARM(DCTELEM *data);
+
+void dsputil_init_armv4l(void)
+{
+  ff_idct = j_rev_dct_ARM;
+}