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/common/loopfilter.h"
13 
14 #define prototype_loopfilter(sym)                                      \
15   void sym(unsigned char *src, int pitch, const unsigned char *blimit, \
16            const unsigned char *limit, const unsigned char *thresh, int count)
17 
18 #define prototype_loopfilter_nc(sym)                                   \
19   void sym(unsigned char *src, int pitch, const unsigned char *blimit, \
20            const unsigned char *limit, const unsigned char *thresh)
21 
22 #define prototype_simple_loopfilter(sym) \
23   void sym(unsigned char *y, int ystride, const unsigned char *blimit)
24 
25 #if HAVE_SSE2 && ARCH_X86_64
26 prototype_loopfilter(vp8_loop_filter_bv_y_sse2);
27 prototype_loopfilter(vp8_loop_filter_bh_y_sse2);
28 #else
29 prototype_loopfilter_nc(vp8_loop_filter_vertical_edge_sse2);
30 prototype_loopfilter_nc(vp8_loop_filter_horizontal_edge_sse2);
31 #endif
32 prototype_loopfilter_nc(vp8_mbloop_filter_vertical_edge_sse2);
33 prototype_loopfilter_nc(vp8_mbloop_filter_horizontal_edge_sse2);
34 
35 extern loop_filter_uvfunction vp8_loop_filter_horizontal_edge_uv_sse2;
36 extern loop_filter_uvfunction vp8_loop_filter_vertical_edge_uv_sse2;
37 extern loop_filter_uvfunction vp8_mbloop_filter_horizontal_edge_uv_sse2;
38 extern loop_filter_uvfunction vp8_mbloop_filter_vertical_edge_uv_sse2;
39 
40 /* Horizontal MB filtering */
41 #if HAVE_SSE2
vp8_loop_filter_mbh_sse2(unsigned char * y_ptr,unsigned char * u_ptr,unsigned char * v_ptr,int y_stride,int uv_stride,loop_filter_info * lfi)42 void vp8_loop_filter_mbh_sse2(unsigned char *y_ptr, unsigned char *u_ptr,
43                               unsigned char *v_ptr, int y_stride, int uv_stride,
44                               loop_filter_info *lfi) {
45   vp8_mbloop_filter_horizontal_edge_sse2(y_ptr, y_stride, lfi->mblim, lfi->lim,
46                                          lfi->hev_thr);
47 
48   if (u_ptr) {
49     vp8_mbloop_filter_horizontal_edge_uv_sse2(u_ptr, uv_stride, lfi->mblim,
50                                               lfi->lim, lfi->hev_thr, v_ptr);
51   }
52 }
53 
54 /* Vertical MB Filtering */
vp8_loop_filter_mbv_sse2(unsigned char * y_ptr,unsigned char * u_ptr,unsigned char * v_ptr,int y_stride,int uv_stride,loop_filter_info * lfi)55 void vp8_loop_filter_mbv_sse2(unsigned char *y_ptr, unsigned char *u_ptr,
56                               unsigned char *v_ptr, int y_stride, int uv_stride,
57                               loop_filter_info *lfi) {
58   vp8_mbloop_filter_vertical_edge_sse2(y_ptr, y_stride, lfi->mblim, lfi->lim,
59                                        lfi->hev_thr);
60 
61   if (u_ptr) {
62     vp8_mbloop_filter_vertical_edge_uv_sse2(u_ptr, uv_stride, lfi->mblim,
63                                             lfi->lim, lfi->hev_thr, v_ptr);
64   }
65 }
66 
67 /* Horizontal B Filtering */
vp8_loop_filter_bh_sse2(unsigned char * y_ptr,unsigned char * u_ptr,unsigned char * v_ptr,int y_stride,int uv_stride,loop_filter_info * lfi)68 void vp8_loop_filter_bh_sse2(unsigned char *y_ptr, unsigned char *u_ptr,
69                              unsigned char *v_ptr, int y_stride, int uv_stride,
70                              loop_filter_info *lfi) {
71 #if ARCH_X86_64
72   vp8_loop_filter_bh_y_sse2(y_ptr, y_stride, lfi->blim, lfi->lim, lfi->hev_thr,
73                             2);
74 #else
75   vp8_loop_filter_horizontal_edge_sse2(y_ptr + 4 * y_stride, y_stride,
76                                        lfi->blim, lfi->lim, lfi->hev_thr);
77   vp8_loop_filter_horizontal_edge_sse2(y_ptr + 8 * y_stride, y_stride,
78                                        lfi->blim, lfi->lim, lfi->hev_thr);
79   vp8_loop_filter_horizontal_edge_sse2(y_ptr + 12 * y_stride, y_stride,
80                                        lfi->blim, lfi->lim, lfi->hev_thr);
81 #endif
82 
83   if (u_ptr) {
84     vp8_loop_filter_horizontal_edge_uv_sse2(u_ptr + 4 * uv_stride, uv_stride,
85                                             lfi->blim, lfi->lim, lfi->hev_thr,
86                                             v_ptr + 4 * uv_stride);
87   }
88 }
89 
vp8_loop_filter_bhs_sse2(unsigned char * y_ptr,int y_stride,const unsigned char * blimit)90 void vp8_loop_filter_bhs_sse2(unsigned char *y_ptr, int y_stride,
91                               const unsigned char *blimit) {
92   vp8_loop_filter_simple_horizontal_edge_sse2(y_ptr + 4 * y_stride, y_stride,
93                                               blimit);
94   vp8_loop_filter_simple_horizontal_edge_sse2(y_ptr + 8 * y_stride, y_stride,
95                                               blimit);
96   vp8_loop_filter_simple_horizontal_edge_sse2(y_ptr + 12 * y_stride, y_stride,
97                                               blimit);
98 }
99 
100 /* Vertical B Filtering */
vp8_loop_filter_bv_sse2(unsigned char * y_ptr,unsigned char * u_ptr,unsigned char * v_ptr,int y_stride,int uv_stride,loop_filter_info * lfi)101 void vp8_loop_filter_bv_sse2(unsigned char *y_ptr, unsigned char *u_ptr,
102                              unsigned char *v_ptr, int y_stride, int uv_stride,
103                              loop_filter_info *lfi) {
104 #if ARCH_X86_64
105   vp8_loop_filter_bv_y_sse2(y_ptr, y_stride, lfi->blim, lfi->lim, lfi->hev_thr,
106                             2);
107 #else
108   vp8_loop_filter_vertical_edge_sse2(y_ptr + 4, y_stride, lfi->blim, lfi->lim,
109                                      lfi->hev_thr);
110   vp8_loop_filter_vertical_edge_sse2(y_ptr + 8, y_stride, lfi->blim, lfi->lim,
111                                      lfi->hev_thr);
112   vp8_loop_filter_vertical_edge_sse2(y_ptr + 12, y_stride, lfi->blim, lfi->lim,
113                                      lfi->hev_thr);
114 #endif
115 
116   if (u_ptr) {
117     vp8_loop_filter_vertical_edge_uv_sse2(u_ptr + 4, uv_stride, lfi->blim,
118                                           lfi->lim, lfi->hev_thr, v_ptr + 4);
119   }
120 }
121 
vp8_loop_filter_bvs_sse2(unsigned char * y_ptr,int y_stride,const unsigned char * blimit)122 void vp8_loop_filter_bvs_sse2(unsigned char *y_ptr, int y_stride,
123                               const unsigned char *blimit) {
124   vp8_loop_filter_simple_vertical_edge_sse2(y_ptr + 4, y_stride, blimit);
125   vp8_loop_filter_simple_vertical_edge_sse2(y_ptr + 8, y_stride, blimit);
126   vp8_loop_filter_simple_vertical_edge_sse2(y_ptr + 12, y_stride, blimit);
127 }
128 
129 #endif
130