vp8 arm loopfilter: resolve missing declarations

BUG=webm:1584

Change-Id: I3270e6efe79fe9728e8d11f4c352deefc3cea00b

4 files changed, 38 insertions, 19 deletions

diff --git a/vp8/common/arm/loopfilter_arm.c b/vp8/common/arm/loopfilter_arm.c
index e12f65a04..48a197204 100644
--- a/vp8/common/arm/loopfilter_arm.c
+++ b/vp8/common/arm/loopfilter_arm.c
@@ -8,28 +8,12 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "vpx_config.h"
-#include "vp8_rtcd.h"
+#include "./vpx_config.h"
+#include "./vp8_rtcd.h"
+#include "vp8/common/arm/loopfilter_arm.h"
 #include "vp8/common/loopfilter.h"
 #include "vp8/common/onyxc_int.h"
 
-typedef void loopfilter_y_neon(unsigned char *src, int pitch,
-                               unsigned char blimit, unsigned char limit,
-                               unsigned char thresh);
-typedef void loopfilter_uv_neon(unsigned char *u, int pitch,
-                                unsigned char blimit, unsigned char limit,
-                                unsigned char thresh, unsigned char *v);
-
-extern loopfilter_y_neon vp8_loop_filter_horizontal_edge_y_neon;
-extern loopfilter_y_neon vp8_loop_filter_vertical_edge_y_neon;
-extern loopfilter_uv_neon vp8_loop_filter_horizontal_edge_uv_neon;
-extern loopfilter_uv_neon vp8_loop_filter_vertical_edge_uv_neon;
-
-extern loopfilter_y_neon vp8_mbloop_filter_horizontal_edge_y_neon;
-extern loopfilter_y_neon vp8_mbloop_filter_vertical_edge_y_neon;
-extern loopfilter_uv_neon vp8_mbloop_filter_horizontal_edge_uv_neon;
-extern loopfilter_uv_neon vp8_mbloop_filter_vertical_edge_uv_neon;
-
 /* NEON loopfilter functions */
 /* Horizontal MB filtering */
 void vp8_loop_filter_mbh_neon(unsigned char *y_ptr, unsigned char *u_ptr,
diff --git a/vp8/common/arm/loopfilter_arm.h b/vp8/common/arm/loopfilter_arm.h
new file mode 100644
index 000000000..6cf660d22
--- /dev/null
+++ b/vp8/common/arm/loopfilter_arm.h
@@ -0,0 +1,31 @@
+/*
+ *  Copyright (c) 2019 The WebM project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef VPX_VP8_COMMON_ARM_LOOPFILTER_ARM_H_
+#define VPX_VP8_COMMON_ARM_LOOPFILTER_ARM_H_
+
+typedef void loopfilter_y_neon(unsigned char *src, int pitch,
+                               unsigned char blimit, unsigned char limit,
+                               unsigned char thresh);
+typedef void loopfilter_uv_neon(unsigned char *u, int pitch,
+                                unsigned char blimit, unsigned char limit,
+                                unsigned char thresh, unsigned char *v);
+
+loopfilter_y_neon vp8_loop_filter_horizontal_edge_y_neon;
+loopfilter_y_neon vp8_loop_filter_vertical_edge_y_neon;
+loopfilter_uv_neon vp8_loop_filter_horizontal_edge_uv_neon;
+loopfilter_uv_neon vp8_loop_filter_vertical_edge_uv_neon;
+
+loopfilter_y_neon vp8_mbloop_filter_horizontal_edge_y_neon;
+loopfilter_y_neon vp8_mbloop_filter_vertical_edge_y_neon;
+loopfilter_uv_neon vp8_mbloop_filter_horizontal_edge_uv_neon;
+loopfilter_uv_neon vp8_mbloop_filter_vertical_edge_uv_neon;
+
+#endif  // VPX_VP8_COMMON_ARM_LOOPFILTER_ARM_H_
diff --git a/vp8/common/arm/neon/mbloopfilter_neon.c b/vp8/common/arm/neon/mbloopfilter_neon.c
index 65eec300f..fafaf2d45 100644
--- a/vp8/common/arm/neon/mbloopfilter_neon.c
+++ b/vp8/common/arm/neon/mbloopfilter_neon.c
@@ -9,7 +9,9 @@
  */
 
 #include <arm_neon.h>
+
 #include "./vpx_config.h"
+#include "vp8/common/arm/loopfilter_arm.h"
 
 static INLINE void vp8_mbloop_filter_neon(uint8x16_t qblimit,  // mblimit
                                           uint8x16_t qlimit,   // limit
diff --git a/vp8/common/arm/neon/vp8_loopfilter_neon.c b/vp8/common/arm/neon/vp8_loopfilter_neon.c
index d7286739d..ebc004a04 100644
--- a/vp8/common/arm/neon/vp8_loopfilter_neon.c
+++ b/vp8/common/arm/neon/vp8_loopfilter_neon.c
@@ -9,7 +9,9 @@
  */
 
 #include <arm_neon.h>
+
 #include "./vpx_config.h"
+#include "vp8/common/arm/loopfilter_arm.h"
 #include "vpx_ports/arm.h"
 
 static INLINE void vp8_loop_filter_neon(uint8x16_t qblimit,  // flimit