DCA: ARM/NEON optimised lfe_fir

Originally committed as revision 22863 to svn://svn.ffmpeg.org/ffmpeg/trunk

1 files changed, 32 insertions, 0 deletions

diff --git a/libavcodec/arm/dcadsp_init_arm.c b/libavcodec/arm/dcadsp_init_arm.c
new file mode 100644
index 0000000000..816718d483
--- /dev/null
+++ b/libavcodec/arm/dcadsp_init_arm.c
@@ -0,0 +1,32 @@
+/*
+ * Copyright (c) 2010 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 "config.h"
+#include "libavutil/attributes.h"
+#include "libavcodec/dcadsp.h"
+
+void ff_dca_lfe_fir_neon(float *out, const float *in, const float *coefs,
+                         int decifactor, float scale, float bias);
+
+void av_cold ff_dcadsp_init_arm(DCADSPContext *s)
+{
+    if (HAVE_NEON)
+        s->lfe_fir = ff_dca_lfe_fir_neon;
+}