vc1: arm: Add NEON assembly

For:

ff_vc1_inv_trans_{8,4}x{8,4}_{dc_,}neon
ff_put_pixels8x8_neon
ff_put_vc1_mspel_mc{0,1,2,3}{0,1,2,3}_neon (except for 00)

Based on ARM assembly code in libavcodec/arm by Rob Clark and Mans
Rullgard.

Signed-off-by: Martin Storsjö <martin@martin.st>

1 files changed, 32 insertions, 0 deletions

diff --git a/libavcodec/arm/vc1dsp_init_arm.c b/libavcodec/arm/vc1dsp_init_arm.c
new file mode 100644
index 0000000000..6d4eb79487
--- /dev/null
+++ b/libavcodec/arm/vc1dsp_init_arm.c
@@ -0,0 +1,32 @@
+/*
+ * 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 "libavutil/arm/cpu.h"
+#include "libavcodec/vc1dsp.h"
+#include "vc1dsp.h"
+
+av_cold void ff_vc1dsp_init_arm(VC1DSPContext *dsp)
+{
+    int cpu_flags = av_get_cpu_flags();
+
+    if (have_neon(cpu_flags))
+        ff_vc1dsp_init_neon(dsp);
+}