1 /*
2  *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
3  *
4  *  Use of this source code is governed by a BSD-style license
5  *  that can be found in the LICENSE file in the root of the source
6  *  tree. An additional intellectual property rights grant can be found
7  *  in the file PATENTS.  All contributing project authors may
8  *  be found in the AUTHORS file in the root of the source tree.
9  */
10 
11 #include "./vpx_config.h"
12 #include "./vp8_rtcd.h"
13 #include "vp8/common/arm/loopfilter_arm.h"
14 #include "vp8/common/loopfilter.h"
15 #include "vp8/common/onyxc_int.h"
16 
17 /* NEON loopfilter functions */
18 /* Horizontal MB filtering */
vp8_loop_filter_mbh_neon(unsigned char * y_ptr,unsigned char * u_ptr,unsigned char * v_ptr,int y_stride,int uv_stride,loop_filter_info * lfi)19 void vp8_loop_filter_mbh_neon(unsigned char *y_ptr, unsigned char *u_ptr,
20                               unsigned char *v_ptr, int y_stride, int uv_stride,
21                               loop_filter_info *lfi) {
22   unsigned char mblim = *lfi->mblim;
23   unsigned char lim = *lfi->lim;
24   unsigned char hev_thr = *lfi->hev_thr;
25   vp8_mbloop_filter_horizontal_edge_y_neon(y_ptr, y_stride, mblim, lim,
26                                            hev_thr);
27 
28   if (u_ptr)
29     vp8_mbloop_filter_horizontal_edge_uv_neon(u_ptr, uv_stride, mblim, lim,
30                                               hev_thr, v_ptr);
31 }
32 
33 /* Vertical MB Filtering */
vp8_loop_filter_mbv_neon(unsigned char * y_ptr,unsigned char * u_ptr,unsigned char * v_ptr,int y_stride,int uv_stride,loop_filter_info * lfi)34 void vp8_loop_filter_mbv_neon(unsigned char *y_ptr, unsigned char *u_ptr,
35                               unsigned char *v_ptr, int y_stride, int uv_stride,
36                               loop_filter_info *lfi) {
37   unsigned char mblim = *lfi->mblim;
38   unsigned char lim = *lfi->lim;
39   unsigned char hev_thr = *lfi->hev_thr;
40 
41   vp8_mbloop_filter_vertical_edge_y_neon(y_ptr, y_stride, mblim, lim, hev_thr);
42 
43   if (u_ptr)
44     vp8_mbloop_filter_vertical_edge_uv_neon(u_ptr, uv_stride, mblim, lim,
45                                             hev_thr, v_ptr);
46 }
47 
48 /* Horizontal B Filtering */
vp8_loop_filter_bh_neon(unsigned char * y_ptr,unsigned char * u_ptr,unsigned char * v_ptr,int y_stride,int uv_stride,loop_filter_info * lfi)49 void vp8_loop_filter_bh_neon(unsigned char *y_ptr, unsigned char *u_ptr,
50                              unsigned char *v_ptr, int y_stride, int uv_stride,
51                              loop_filter_info *lfi) {
52   unsigned char blim = *lfi->blim;
53   unsigned char lim = *lfi->lim;
54   unsigned char hev_thr = *lfi->hev_thr;
55 
56   vp8_loop_filter_horizontal_edge_y_neon(y_ptr + 4 * y_stride, y_stride, blim,
57                                          lim, hev_thr);
58   vp8_loop_filter_horizontal_edge_y_neon(y_ptr + 8 * y_stride, y_stride, blim,
59                                          lim, hev_thr);
60   vp8_loop_filter_horizontal_edge_y_neon(y_ptr + 12 * y_stride, y_stride, blim,
61                                          lim, hev_thr);
62 
63   if (u_ptr)
64     vp8_loop_filter_horizontal_edge_uv_neon(u_ptr + 4 * uv_stride, uv_stride,
65                                             blim, lim, hev_thr,
66                                             v_ptr + 4 * uv_stride);
67 }
68 
69 /* Vertical B Filtering */
vp8_loop_filter_bv_neon(unsigned char * y_ptr,unsigned char * u_ptr,unsigned char * v_ptr,int y_stride,int uv_stride,loop_filter_info * lfi)70 void vp8_loop_filter_bv_neon(unsigned char *y_ptr, unsigned char *u_ptr,
71                              unsigned char *v_ptr, int y_stride, int uv_stride,
72                              loop_filter_info *lfi) {
73   unsigned char blim = *lfi->blim;
74   unsigned char lim = *lfi->lim;
75   unsigned char hev_thr = *lfi->hev_thr;
76 
77   vp8_loop_filter_vertical_edge_y_neon(y_ptr + 4, y_stride, blim, lim, hev_thr);
78   vp8_loop_filter_vertical_edge_y_neon(y_ptr + 8, y_stride, blim, lim, hev_thr);
79   vp8_loop_filter_vertical_edge_y_neon(y_ptr + 12, y_stride, blim, lim,
80                                        hev_thr);
81 
82   if (u_ptr)
83     vp8_loop_filter_vertical_edge_uv_neon(u_ptr + 4, uv_stride, blim, lim,
84                                           hev_thr, v_ptr + 4);
85 }
86