1 files changed, 38 insertions, 0 deletions
diff --git a/libavcodec/arm/lossless_audiodsp_init_arm.c b/libavcodec/arm/lossless_audiodsp_init_arm.c
new file mode 100644
index 0000000000..981a39aff9
--- /dev/null
+++ b/libavcodec/arm/lossless_audiodsp_init_arm.c
@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2011 Mans Rullgard <mans@mansr.com>
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg 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.
+ *
+ * FFmpeg 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 FFmpeg; 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 "libavutil/cpu.h"
+#include "libavutil/arm/cpu.h"
+#include "libavcodec/lossless_audiodsp.h"
+
+int32_t ff_scalarproduct_and_madd_int16_neon(int16_t *v1, const int16_t *v2,
+                                             const int16_t *v3, int len, int mul);
+
+av_cold void ff_llauddsp_init_arm(LLAudDSPContext *c)
+{
+    int cpu_flags = av_get_cpu_flags();
+
+    if (have_neon(cpu_flags)) {
+        c->scalarproduct_and_madd_int16 = ff_scalarproduct_and_madd_int16_neon;
+    }
+}