dsputil: Split clear_block*/fill_block* off into a separate context

libavcodec/arm/blockdsp_init_neon.c

@@ -0,0 +1,37 @@
+/*
+ * ARM NEON optimised block operations
+ * Copyright (c) 2008 Mans Rullgard <mans@mansr.com>
+ *
+ * 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
+ */
+
+#include <stdint.h>
+
+#include "libavutil/attributes.h"
+#include "libavcodec/blockdsp.h"
+#include "blockdsp_arm.h"
+
+void ff_clear_block_neon(int16_t *block);
+void ff_clear_blocks_neon(int16_t *blocks);
+
+av_cold void ff_blockdsp_init_neon(BlockDSPContext *c, unsigned high_bit_depth)
+{
+    if (!high_bit_depth) {
+        c->clear_block  = ff_clear_block_neon;
+        c->clear_blocks = ff_clear_blocks_neon;
+    }
+}