bfin: unbreak compilation

Added a missing header file.

libavcodec/bfin/vp3_bfin.c

@@ -22,6 +22,7 @@
 
 #include "libavcodec/avcodec.h"
 #include "libavcodec/vp3dsp.h"
+#include "libavcodec/dsputil.h"
 #include "dsputil_bfin.h"
 #include "vp3_bfin.h"
 

libavcodec/bfin/vp3_bfin.h

@@ -0,0 +1,29 @@
+/*
+ * This file is part of Libav.
+ *
+ * Libav 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 2.1 of the License, or (at your option) any later version.
+ *
+ * Libav 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 Libav; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+
+#ifndef AVCODEC_BFIN_VP3_BFIN_H
+#define AVCODEC_BFIN_VP3_BFIN_H
+
+#include <stdint.h>
+
+void ff_bfin_vp3_idct(int16_t *block);
+void ff_bfin_vp3_idct_put(uint8_t *dest, int line_size, int16_t *block);
+void ff_bfin_vp3_idct_add(uint8_t *dest, int line_size, int16_t *block);
+
+#endif /* AVCODEC_BFIN_VP3_BFIN_H */