1 /*****************************************************************************
2 * deblock.c: deblocking
3 *****************************************************************************
4 * Copyright (C) 2003-2021 x264 project
5 *
6 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
7 * Loren Merritt <lorenm@u.washington.edu>
8 * Fiona Glaser <fiona@x264.com>
9 * Henrik Gramner <henrik@gramner.com>
10 *
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
15 *
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA.
24 *
25 * This program is also available under a commercial proprietary license.
26 * For more information, contact us at licensing@x264.com.
27 *****************************************************************************/
28
29 #include "common.h"
30
31 /* Deblocking filter */
32 static const uint8_t i_alpha_table[52+12*3] =
33 {
34 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
35 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
36 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
37 0, 0, 0, 0, 0, 0, 4, 4, 5, 6,
38 7, 8, 9, 10, 12, 13, 15, 17, 20, 22,
39 25, 28, 32, 36, 40, 45, 50, 56, 63, 71,
40 80, 90,101,113,127,144,162,182,203,226,
41 255,255,
42 255,255,255,255,255,255,255,255,255,255,255,255,
43 };
44 static const uint8_t i_beta_table[52+12*3] =
45 {
46 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
47 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
48 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
49 0, 0, 0, 0, 0, 0, 2, 2, 2, 3,
50 3, 3, 3, 4, 4, 4, 6, 6, 7, 7,
51 8, 8, 9, 9, 10, 10, 11, 11, 12, 12,
52 13, 13, 14, 14, 15, 15, 16, 16, 17, 17,
53 18, 18,
54 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18,
55 };
56 static const int8_t i_tc0_table[52+12*3][4] =
57 {
58 {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 },
59 {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 },
60 {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 },
61 {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 },
62 {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 },
63 {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 },
64 {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 0 }, {-1, 0, 0, 1 },
65 {-1, 0, 0, 1 }, {-1, 0, 0, 1 }, {-1, 0, 0, 1 }, {-1, 0, 1, 1 }, {-1, 0, 1, 1 }, {-1, 1, 1, 1 },
66 {-1, 1, 1, 1 }, {-1, 1, 1, 1 }, {-1, 1, 1, 1 }, {-1, 1, 1, 2 }, {-1, 1, 1, 2 }, {-1, 1, 1, 2 },
67 {-1, 1, 1, 2 }, {-1, 1, 2, 3 }, {-1, 1, 2, 3 }, {-1, 2, 2, 3 }, {-1, 2, 2, 4 }, {-1, 2, 3, 4 },
68 {-1, 2, 3, 4 }, {-1, 3, 3, 5 }, {-1, 3, 4, 6 }, {-1, 3, 4, 6 }, {-1, 4, 5, 7 }, {-1, 4, 5, 8 },
69 {-1, 4, 6, 9 }, {-1, 5, 7,10 }, {-1, 6, 8,11 }, {-1, 6, 8,13 }, {-1, 7,10,14 }, {-1, 8,11,16 },
70 {-1, 9,12,18 }, {-1,10,13,20 }, {-1,11,15,23 }, {-1,13,17,25 },
71 {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 },
72 {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 }, {-1,13,17,25 },
73 };
74 #define alpha_table(x) i_alpha_table[(x)+24]
75 #define beta_table(x) i_beta_table[(x)+24]
76 #define tc0_table(x) i_tc0_table[(x)+24]
77
78 /* From ffmpeg */
deblock_edge_luma_c(pixel * pix,intptr_t xstride,int alpha,int beta,int8_t tc0)79 static ALWAYS_INLINE void deblock_edge_luma_c( pixel *pix, intptr_t xstride, int alpha, int beta, int8_t tc0 )
80 {
81 int p2 = pix[-3*xstride];
82 int p1 = pix[-2*xstride];
83 int p0 = pix[-1*xstride];
84 int q0 = pix[ 0*xstride];
85 int q1 = pix[ 1*xstride];
86 int q2 = pix[ 2*xstride];
87
88 if( abs( p0 - q0 ) < alpha && abs( p1 - p0 ) < beta && abs( q1 - q0 ) < beta )
89 {
90 int tc = tc0;
91 int delta;
92 if( abs( p2 - p0 ) < beta )
93 {
94 if( tc0 )
95 pix[-2*xstride] = p1 + x264_clip3( (( p2 + ((p0 + q0 + 1) >> 1)) >> 1) - p1, -tc0, tc0 );
96 tc++;
97 }
98 if( abs( q2 - q0 ) < beta )
99 {
100 if( tc0 )
101 pix[ 1*xstride] = q1 + x264_clip3( (( q2 + ((p0 + q0 + 1) >> 1)) >> 1) - q1, -tc0, tc0 );
102 tc++;
103 }
104
105 delta = x264_clip3( (((q0 - p0 ) << 2) + (p1 - q1) + 4) >> 3, -tc, tc );
106 pix[-1*xstride] = x264_clip_pixel( p0 + delta ); /* p0' */
107 pix[ 0*xstride] = x264_clip_pixel( q0 - delta ); /* q0' */
108 }
109 }
deblock_luma_c(pixel * pix,intptr_t xstride,intptr_t ystride,int alpha,int beta,int8_t * tc0)110 static inline void deblock_luma_c( pixel *pix, intptr_t xstride, intptr_t ystride, int alpha, int beta, int8_t *tc0 )
111 {
112 for( int i = 0; i < 4; i++ )
113 {
114 if( tc0[i] < 0 )
115 {
116 pix += 4*ystride;
117 continue;
118 }
119 for( int d = 0; d < 4; d++, pix += ystride )
120 deblock_edge_luma_c( pix, xstride, alpha, beta, tc0[i] );
121 }
122 }
deblock_h_luma_mbaff_c(pixel * pix,intptr_t stride,int alpha,int beta,int8_t * tc0)123 static void deblock_h_luma_mbaff_c( pixel *pix, intptr_t stride, int alpha, int beta, int8_t *tc0 )
124 {
125 for( int d = 0; d < 8; d++, pix += stride )
126 deblock_edge_luma_c( pix, 1, alpha, beta, tc0[d>>1] );
127 }
deblock_v_luma_c(pixel * pix,intptr_t stride,int alpha,int beta,int8_t * tc0)128 static void deblock_v_luma_c( pixel *pix, intptr_t stride, int alpha, int beta, int8_t *tc0 )
129 {
130 deblock_luma_c( pix, stride, 1, alpha, beta, tc0 );
131 }
deblock_h_luma_c(pixel * pix,intptr_t stride,int alpha,int beta,int8_t * tc0)132 static void deblock_h_luma_c( pixel *pix, intptr_t stride, int alpha, int beta, int8_t *tc0 )
133 {
134 deblock_luma_c( pix, 1, stride, alpha, beta, tc0 );
135 }
136
deblock_edge_chroma_c(pixel * pix,intptr_t xstride,int alpha,int beta,int8_t tc)137 static ALWAYS_INLINE void deblock_edge_chroma_c( pixel *pix, intptr_t xstride, int alpha, int beta, int8_t tc )
138 {
139 int p1 = pix[-2*xstride];
140 int p0 = pix[-1*xstride];
141 int q0 = pix[ 0*xstride];
142 int q1 = pix[ 1*xstride];
143
144 if( abs( p0 - q0 ) < alpha && abs( p1 - p0 ) < beta && abs( q1 - q0 ) < beta )
145 {
146 int delta = x264_clip3( (((q0 - p0 ) << 2) + (p1 - q1) + 4) >> 3, -tc, tc );
147 pix[-1*xstride] = x264_clip_pixel( p0 + delta ); /* p0' */
148 pix[ 0*xstride] = x264_clip_pixel( q0 - delta ); /* q0' */
149 }
150 }
deblock_chroma_c(pixel * pix,int height,intptr_t xstride,intptr_t ystride,int alpha,int beta,int8_t * tc0)151 static ALWAYS_INLINE void deblock_chroma_c( pixel *pix, int height, intptr_t xstride, intptr_t ystride, int alpha, int beta, int8_t *tc0 )
152 {
153 for( int i = 0; i < 4; i++ )
154 {
155 int tc = tc0[i];
156 if( tc <= 0 )
157 {
158 pix += height*ystride;
159 continue;
160 }
161 for( int d = 0; d < height; d++, pix += ystride-2 )
162 for( int e = 0; e < 2; e++, pix++ )
163 deblock_edge_chroma_c( pix, xstride, alpha, beta, tc0[i] );
164 }
165 }
deblock_h_chroma_mbaff_c(pixel * pix,intptr_t stride,int alpha,int beta,int8_t * tc0)166 static void deblock_h_chroma_mbaff_c( pixel *pix, intptr_t stride, int alpha, int beta, int8_t *tc0 )
167 {
168 deblock_chroma_c( pix, 1, 2, stride, alpha, beta, tc0 );
169 }
deblock_v_chroma_c(pixel * pix,intptr_t stride,int alpha,int beta,int8_t * tc0)170 static void deblock_v_chroma_c( pixel *pix, intptr_t stride, int alpha, int beta, int8_t *tc0 )
171 {
172 deblock_chroma_c( pix, 2, stride, 2, alpha, beta, tc0 );
173 }
deblock_h_chroma_c(pixel * pix,intptr_t stride,int alpha,int beta,int8_t * tc0)174 static void deblock_h_chroma_c( pixel *pix, intptr_t stride, int alpha, int beta, int8_t *tc0 )
175 {
176 deblock_chroma_c( pix, 2, 2, stride, alpha, beta, tc0 );
177 }
deblock_h_chroma_422_c(pixel * pix,intptr_t stride,int alpha,int beta,int8_t * tc0)178 static void deblock_h_chroma_422_c( pixel *pix, intptr_t stride, int alpha, int beta, int8_t *tc0 )
179 {
180 deblock_chroma_c( pix, 4, 2, stride, alpha, beta, tc0 );
181 }
182
deblock_edge_luma_intra_c(pixel * pix,intptr_t xstride,int alpha,int beta)183 static ALWAYS_INLINE void deblock_edge_luma_intra_c( pixel *pix, intptr_t xstride, int alpha, int beta )
184 {
185 int p2 = pix[-3*xstride];
186 int p1 = pix[-2*xstride];
187 int p0 = pix[-1*xstride];
188 int q0 = pix[ 0*xstride];
189 int q1 = pix[ 1*xstride];
190 int q2 = pix[ 2*xstride];
191
192 if( abs( p0 - q0 ) < alpha && abs( p1 - p0 ) < beta && abs( q1 - q0 ) < beta )
193 {
194 if( abs( p0 - q0 ) < ((alpha >> 2) + 2) )
195 {
196 if( abs( p2 - p0 ) < beta ) /* p0', p1', p2' */
197 {
198 const int p3 = pix[-4*xstride];
199 pix[-1*xstride] = ( p2 + 2*p1 + 2*p0 + 2*q0 + q1 + 4 ) >> 3;
200 pix[-2*xstride] = ( p2 + p1 + p0 + q0 + 2 ) >> 2;
201 pix[-3*xstride] = ( 2*p3 + 3*p2 + p1 + p0 + q0 + 4 ) >> 3;
202 }
203 else /* p0' */
204 pix[-1*xstride] = ( 2*p1 + p0 + q1 + 2 ) >> 2;
205 if( abs( q2 - q0 ) < beta ) /* q0', q1', q2' */
206 {
207 const int q3 = pix[3*xstride];
208 pix[0*xstride] = ( p1 + 2*p0 + 2*q0 + 2*q1 + q2 + 4 ) >> 3;
209 pix[1*xstride] = ( p0 + q0 + q1 + q2 + 2 ) >> 2;
210 pix[2*xstride] = ( 2*q3 + 3*q2 + q1 + q0 + p0 + 4 ) >> 3;
211 }
212 else /* q0' */
213 pix[0*xstride] = ( 2*q1 + q0 + p1 + 2 ) >> 2;
214 }
215 else /* p0', q0' */
216 {
217 pix[-1*xstride] = ( 2*p1 + p0 + q1 + 2 ) >> 2;
218 pix[ 0*xstride] = ( 2*q1 + q0 + p1 + 2 ) >> 2;
219 }
220 }
221 }
deblock_luma_intra_c(pixel * pix,intptr_t xstride,intptr_t ystride,int alpha,int beta)222 static inline void deblock_luma_intra_c( pixel *pix, intptr_t xstride, intptr_t ystride, int alpha, int beta )
223 {
224 for( int d = 0; d < 16; d++, pix += ystride )
225 deblock_edge_luma_intra_c( pix, xstride, alpha, beta );
226 }
deblock_h_luma_intra_mbaff_c(pixel * pix,intptr_t ystride,int alpha,int beta)227 static void deblock_h_luma_intra_mbaff_c( pixel *pix, intptr_t ystride, int alpha, int beta )
228 {
229 for( int d = 0; d < 8; d++, pix += ystride )
230 deblock_edge_luma_intra_c( pix, 1, alpha, beta );
231 }
deblock_v_luma_intra_c(pixel * pix,intptr_t stride,int alpha,int beta)232 static void deblock_v_luma_intra_c( pixel *pix, intptr_t stride, int alpha, int beta )
233 {
234 deblock_luma_intra_c( pix, stride, 1, alpha, beta );
235 }
deblock_h_luma_intra_c(pixel * pix,intptr_t stride,int alpha,int beta)236 static void deblock_h_luma_intra_c( pixel *pix, intptr_t stride, int alpha, int beta )
237 {
238 deblock_luma_intra_c( pix, 1, stride, alpha, beta );
239 }
240
deblock_edge_chroma_intra_c(pixel * pix,intptr_t xstride,int alpha,int beta)241 static ALWAYS_INLINE void deblock_edge_chroma_intra_c( pixel *pix, intptr_t xstride, int alpha, int beta )
242 {
243 int p1 = pix[-2*xstride];
244 int p0 = pix[-1*xstride];
245 int q0 = pix[ 0*xstride];
246 int q1 = pix[ 1*xstride];
247
248 if( abs( p0 - q0 ) < alpha && abs( p1 - p0 ) < beta && abs( q1 - q0 ) < beta )
249 {
250 pix[-1*xstride] = (2*p1 + p0 + q1 + 2) >> 2; /* p0' */
251 pix[ 0*xstride] = (2*q1 + q0 + p1 + 2) >> 2; /* q0' */
252 }
253 }
deblock_chroma_intra_c(pixel * pix,int width,int height,intptr_t xstride,intptr_t ystride,int alpha,int beta)254 static ALWAYS_INLINE void deblock_chroma_intra_c( pixel *pix, int width, int height, intptr_t xstride, intptr_t ystride, int alpha, int beta )
255 {
256 for( int d = 0; d < height; d++, pix += ystride-2 )
257 for( int e = 0; e < width; e++, pix++ )
258 deblock_edge_chroma_intra_c( pix, xstride, alpha, beta );
259 }
deblock_h_chroma_intra_mbaff_c(pixel * pix,intptr_t stride,int alpha,int beta)260 static void deblock_h_chroma_intra_mbaff_c( pixel *pix, intptr_t stride, int alpha, int beta )
261 {
262 deblock_chroma_intra_c( pix, 2, 4, 2, stride, alpha, beta );
263 }
deblock_v_chroma_intra_c(pixel * pix,intptr_t stride,int alpha,int beta)264 static void deblock_v_chroma_intra_c( pixel *pix, intptr_t stride, int alpha, int beta )
265 {
266 deblock_chroma_intra_c( pix, 1, 16, stride, 2, alpha, beta );
267 }
deblock_h_chroma_intra_c(pixel * pix,intptr_t stride,int alpha,int beta)268 static void deblock_h_chroma_intra_c( pixel *pix, intptr_t stride, int alpha, int beta )
269 {
270 deblock_chroma_intra_c( pix, 2, 8, 2, stride, alpha, beta );
271 }
deblock_h_chroma_422_intra_c(pixel * pix,intptr_t stride,int alpha,int beta)272 static void deblock_h_chroma_422_intra_c( pixel *pix, intptr_t stride, int alpha, int beta )
273 {
274 deblock_chroma_intra_c( pix, 2, 16, 2, stride, alpha, beta );
275 }
276
deblock_strength_c(uint8_t nnz[X264_SCAN8_SIZE],int8_t ref[2][X264_SCAN8_LUMA_SIZE],int16_t mv[2][X264_SCAN8_LUMA_SIZE][2],uint8_t bs[2][8][4],int mvy_limit,int bframe)277 static void deblock_strength_c( uint8_t nnz[X264_SCAN8_SIZE], int8_t ref[2][X264_SCAN8_LUMA_SIZE],
278 int16_t mv[2][X264_SCAN8_LUMA_SIZE][2], uint8_t bs[2][8][4], int mvy_limit,
279 int bframe )
280 {
281 for( int dir = 0; dir < 2; dir++ )
282 {
283 int s1 = dir ? 1 : 8;
284 int s2 = dir ? 8 : 1;
285 for( int edge = 0; edge < 4; edge++ )
286 for( int i = 0, loc = X264_SCAN8_0+edge*s2; i < 4; i++, loc += s1 )
287 {
288 int locn = loc - s2;
289 if( nnz[loc] || nnz[locn] )
290 bs[dir][edge][i] = 2;
291 else if( ref[0][loc] != ref[0][locn] ||
292 abs( mv[0][loc][0] - mv[0][locn][0] ) >= 4 ||
293 abs( mv[0][loc][1] - mv[0][locn][1] ) >= mvy_limit ||
294 (bframe && (ref[1][loc] != ref[1][locn] ||
295 abs( mv[1][loc][0] - mv[1][locn][0] ) >= 4 ||
296 abs( mv[1][loc][1] - mv[1][locn][1] ) >= mvy_limit )))
297 {
298 bs[dir][edge][i] = 1;
299 }
300 else
301 bs[dir][edge][i] = 0;
302 }
303 }
304 }
305
deblock_edge(x264_t * h,pixel * pix,intptr_t i_stride,uint8_t bS[4],int i_qp,int a,int b,int b_chroma,x264_deblock_inter_t pf_inter)306 static ALWAYS_INLINE void deblock_edge( x264_t *h, pixel *pix, intptr_t i_stride, uint8_t bS[4], int i_qp,
307 int a, int b, int b_chroma, x264_deblock_inter_t pf_inter )
308 {
309 int index_a = i_qp + a;
310 int index_b = i_qp + b;
311 int alpha = alpha_table(index_a) << (BIT_DEPTH-8);
312 int beta = beta_table(index_b) << (BIT_DEPTH-8);
313 int8_t tc[4];
314
315 if( !M32(bS) || !alpha || !beta )
316 return;
317
318 tc[0] = (tc0_table(index_a)[bS[0]] << (BIT_DEPTH-8)) + b_chroma;
319 tc[1] = (tc0_table(index_a)[bS[1]] << (BIT_DEPTH-8)) + b_chroma;
320 tc[2] = (tc0_table(index_a)[bS[2]] << (BIT_DEPTH-8)) + b_chroma;
321 tc[3] = (tc0_table(index_a)[bS[3]] << (BIT_DEPTH-8)) + b_chroma;
322
323 pf_inter( pix, i_stride, alpha, beta, tc );
324 }
325
deblock_edge_intra(x264_t * h,pixel * pix,intptr_t i_stride,uint8_t bS[4],int i_qp,int a,int b,int b_chroma,x264_deblock_intra_t pf_intra)326 static ALWAYS_INLINE void deblock_edge_intra( x264_t *h, pixel *pix, intptr_t i_stride, uint8_t bS[4], int i_qp,
327 int a, int b, int b_chroma, x264_deblock_intra_t pf_intra )
328 {
329 int index_a = i_qp + a;
330 int index_b = i_qp + b;
331 int alpha = alpha_table(index_a) << (BIT_DEPTH-8);
332 int beta = beta_table(index_b) << (BIT_DEPTH-8);
333
334 if( !alpha || !beta )
335 return;
336
337 pf_intra( pix, i_stride, alpha, beta );
338 }
339
macroblock_cache_load_neighbours_deblock(x264_t * h,int mb_x,int mb_y)340 static ALWAYS_INLINE void macroblock_cache_load_neighbours_deblock( x264_t *h, int mb_x, int mb_y )
341 {
342 int deblock_on_slice_edges = h->sh.i_disable_deblocking_filter_idc != 2;
343
344 h->mb.i_neighbour = 0;
345 h->mb.i_mb_xy = mb_y * h->mb.i_mb_stride + mb_x;
346 h->mb.b_interlaced = PARAM_INTERLACED && h->mb.field[h->mb.i_mb_xy];
347 h->mb.i_mb_top_y = mb_y - (1 << MB_INTERLACED);
348 h->mb.i_mb_top_xy = mb_x + h->mb.i_mb_stride*h->mb.i_mb_top_y;
349 h->mb.i_mb_left_xy[1] =
350 h->mb.i_mb_left_xy[0] = h->mb.i_mb_xy - 1;
351 if( SLICE_MBAFF )
352 {
353 if( mb_y&1 )
354 {
355 if( mb_x && h->mb.field[h->mb.i_mb_xy - 1] != MB_INTERLACED )
356 h->mb.i_mb_left_xy[0] -= h->mb.i_mb_stride;
357 }
358 else
359 {
360 if( h->mb.i_mb_top_xy >= 0 && MB_INTERLACED && !h->mb.field[h->mb.i_mb_top_xy] )
361 {
362 h->mb.i_mb_top_xy += h->mb.i_mb_stride;
363 h->mb.i_mb_top_y++;
364 }
365 if( mb_x && h->mb.field[h->mb.i_mb_xy - 1] != MB_INTERLACED )
366 h->mb.i_mb_left_xy[1] += h->mb.i_mb_stride;
367 }
368 }
369
370 if( mb_x > 0 && (deblock_on_slice_edges ||
371 h->mb.slice_table[h->mb.i_mb_left_xy[0]] == h->mb.slice_table[h->mb.i_mb_xy]) )
372 h->mb.i_neighbour |= MB_LEFT;
373 if( mb_y > MB_INTERLACED && (deblock_on_slice_edges
374 || h->mb.slice_table[h->mb.i_mb_top_xy] == h->mb.slice_table[h->mb.i_mb_xy]) )
375 h->mb.i_neighbour |= MB_TOP;
376 }
377
x264_frame_deblock_row(x264_t * h,int mb_y)378 void x264_frame_deblock_row( x264_t *h, int mb_y )
379 {
380 int b_interlaced = SLICE_MBAFF;
381 int a = h->sh.i_alpha_c0_offset - QP_BD_OFFSET;
382 int b = h->sh.i_beta_offset - QP_BD_OFFSET;
383 int qp_thresh = 15 - X264_MIN( a, b ) - X264_MAX( 0, h->pps->i_chroma_qp_index_offset );
384 int stridey = h->fdec->i_stride[0];
385 int strideuv = h->fdec->i_stride[1];
386 int chroma_format = CHROMA_FORMAT;
387 int chroma444 = CHROMA444;
388 int chroma_height = 16 >> CHROMA_V_SHIFT;
389 intptr_t uvdiff = chroma444 ? h->fdec->plane[2] - h->fdec->plane[1] : 1;
390
391 for( int mb_x = 0; mb_x < h->mb.i_mb_width; mb_x += (~b_interlaced | mb_y)&1, mb_y ^= b_interlaced )
392 {
393 x264_prefetch_fenc( h, h->fdec, mb_x, mb_y );
394 macroblock_cache_load_neighbours_deblock( h, mb_x, mb_y );
395
396 int mb_xy = h->mb.i_mb_xy;
397 int transform_8x8 = h->mb.mb_transform_size[mb_xy];
398 int intra_cur = IS_INTRA( h->mb.type[mb_xy] );
399 uint8_t (*bs)[8][4] = h->deblock_strength[mb_y&1][h->param.b_sliced_threads?mb_xy:mb_x];
400
401 pixel *pixy = h->fdec->plane[0] + 16*mb_y*stridey + 16*mb_x;
402 pixel *pixuv = CHROMA_FORMAT ? h->fdec->plane[1] + chroma_height*mb_y*strideuv + 16*mb_x : NULL;
403
404 if( mb_y & MB_INTERLACED )
405 {
406 pixy -= 15*stridey;
407 if( CHROMA_FORMAT )
408 pixuv -= (chroma_height-1)*strideuv;
409 }
410
411 int stride2y = stridey << MB_INTERLACED;
412 int stride2uv = strideuv << MB_INTERLACED;
413 int qp = h->mb.qp[mb_xy];
414 int qpc = h->chroma_qp_table[qp];
415 int first_edge_only = (h->mb.partition[mb_xy] == D_16x16 && !h->mb.cbp[mb_xy] && !intra_cur) || qp <= qp_thresh;
416
417 #define FILTER( intra, dir, edge, qp, chroma_qp )\
418 do\
419 {\
420 if( !(edge & 1) || !transform_8x8 )\
421 {\
422 deblock_edge##intra( h, pixy + 4*edge*(dir?stride2y:1),\
423 stride2y, bs[dir][edge], qp, a, b, 0,\
424 h->loopf.deblock_luma##intra[dir] );\
425 if( chroma_format == CHROMA_444 )\
426 {\
427 deblock_edge##intra( h, pixuv + 4*edge*(dir?stride2uv:1),\
428 stride2uv, bs[dir][edge], chroma_qp, a, b, 0,\
429 h->loopf.deblock_luma##intra[dir] );\
430 deblock_edge##intra( h, pixuv + uvdiff + 4*edge*(dir?stride2uv:1),\
431 stride2uv, bs[dir][edge], chroma_qp, a, b, 0,\
432 h->loopf.deblock_luma##intra[dir] );\
433 }\
434 else if( chroma_format == CHROMA_420 && !(edge & 1) )\
435 {\
436 deblock_edge##intra( h, pixuv + edge*(dir?2*stride2uv:4),\
437 stride2uv, bs[dir][edge], chroma_qp, a, b, 1,\
438 h->loopf.deblock_chroma##intra[dir] );\
439 }\
440 }\
441 if( chroma_format == CHROMA_422 && (dir || !(edge & 1)) )\
442 {\
443 deblock_edge##intra( h, pixuv + edge*(dir?4*stride2uv:4),\
444 stride2uv, bs[dir][edge], chroma_qp, a, b, 1,\
445 h->loopf.deblock_chroma##intra[dir] );\
446 }\
447 } while( 0 )
448
449 if( h->mb.i_neighbour & MB_LEFT )
450 {
451 if( b_interlaced && h->mb.field[h->mb.i_mb_left_xy[0]] != MB_INTERLACED )
452 {
453 int luma_qp[2];
454 int chroma_qp[2];
455 int left_qp[2];
456 x264_deblock_inter_t luma_deblock = h->loopf.deblock_luma_mbaff;
457 x264_deblock_inter_t chroma_deblock = h->loopf.deblock_chroma_mbaff;
458 x264_deblock_intra_t luma_intra_deblock = h->loopf.deblock_luma_intra_mbaff;
459 x264_deblock_intra_t chroma_intra_deblock = h->loopf.deblock_chroma_intra_mbaff;
460 int c = chroma444 ? 0 : 1;
461
462 left_qp[0] = h->mb.qp[h->mb.i_mb_left_xy[0]];
463 luma_qp[0] = (qp + left_qp[0] + 1) >> 1;
464 chroma_qp[0] = (qpc + h->chroma_qp_table[left_qp[0]] + 1) >> 1;
465 if( intra_cur || IS_INTRA( h->mb.type[h->mb.i_mb_left_xy[0]] ) )
466 {
467 deblock_edge_intra( h, pixy, 2*stridey, bs[0][0], luma_qp[0], a, b, 0, luma_intra_deblock );
468 if( chroma_format )
469 {
470 deblock_edge_intra( h, pixuv, 2*strideuv, bs[0][0], chroma_qp[0], a, b, c, chroma_intra_deblock );
471 if( chroma444 )
472 deblock_edge_intra( h, pixuv + uvdiff, 2*strideuv, bs[0][0], chroma_qp[0], a, b, c, chroma_intra_deblock );
473 }
474 }
475 else
476 {
477 deblock_edge( h, pixy, 2*stridey, bs[0][0], luma_qp[0], a, b, 0, luma_deblock );
478 if( chroma_format )
479 {
480 deblock_edge( h, pixuv, 2*strideuv, bs[0][0], chroma_qp[0], a, b, c, chroma_deblock );
481 if( chroma444 )
482 deblock_edge( h, pixuv + uvdiff, 2*strideuv, bs[0][0], chroma_qp[0], a, b, c, chroma_deblock );
483 }
484 }
485
486 int offy = MB_INTERLACED ? 4 : 0;
487 int offuv = MB_INTERLACED ? 4-CHROMA_V_SHIFT : 0;
488 left_qp[1] = h->mb.qp[h->mb.i_mb_left_xy[1]];
489 luma_qp[1] = (qp + left_qp[1] + 1) >> 1;
490 chroma_qp[1] = (qpc + h->chroma_qp_table[left_qp[1]] + 1) >> 1;
491 if( intra_cur || IS_INTRA( h->mb.type[h->mb.i_mb_left_xy[1]] ) )
492 {
493 deblock_edge_intra( h, pixy + (stridey<<offy), 2*stridey, bs[0][4], luma_qp[1], a, b, 0, luma_intra_deblock );
494 if( chroma_format )
495 {
496 deblock_edge_intra( h, pixuv + (strideuv<<offuv), 2*strideuv, bs[0][4], chroma_qp[1], a, b, c, chroma_intra_deblock );
497 if( chroma444 )
498 deblock_edge_intra( h, pixuv + uvdiff + (strideuv<<offuv), 2*strideuv, bs[0][4], chroma_qp[1], a, b, c, chroma_intra_deblock );
499 }
500 }
501 else
502 {
503 deblock_edge( h, pixy + (stridey<<offy), 2*stridey, bs[0][4], luma_qp[1], a, b, 0, luma_deblock );
504 if( chroma_format )
505 {
506 deblock_edge( h, pixuv + (strideuv<<offuv), 2*strideuv, bs[0][4], chroma_qp[1], a, b, c, chroma_deblock );
507 if( chroma444 )
508 deblock_edge( h, pixuv + uvdiff + (strideuv<<offuv), 2*strideuv, bs[0][4], chroma_qp[1], a, b, c, chroma_deblock );
509 }
510 }
511 }
512 else
513 {
514 int qpl = h->mb.qp[h->mb.i_mb_xy-1];
515 int qp_left = (qp + qpl + 1) >> 1;
516 int qpc_left = (qpc + h->chroma_qp_table[qpl] + 1) >> 1;
517 int intra_left = IS_INTRA( h->mb.type[h->mb.i_mb_xy-1] );
518 int intra_deblock = intra_cur || intra_left;
519
520 /* Any MB that was coded, or that analysis decided to skip, has quality commensurate with its QP.
521 * But if deblocking affects neighboring MBs that were force-skipped, blur might accumulate there.
522 * So reset their effective QP to max, to indicate that lack of guarantee. */
523 if( h->fdec->mb_info && M32( bs[0][0] ) )
524 {
525 #define RESET_EFFECTIVE_QP(xy) h->fdec->effective_qp[xy] |= 0xff * !!(h->fdec->mb_info[xy] & X264_MBINFO_CONSTANT);
526 RESET_EFFECTIVE_QP(mb_xy);
527 RESET_EFFECTIVE_QP(h->mb.i_mb_left_xy[0]);
528 }
529
530 if( intra_deblock )
531 FILTER( _intra, 0, 0, qp_left, qpc_left );
532 else
533 FILTER( , 0, 0, qp_left, qpc_left );
534 }
535 }
536 if( !first_edge_only )
537 {
538 FILTER( , 0, 1, qp, qpc );
539 FILTER( , 0, 2, qp, qpc );
540 FILTER( , 0, 3, qp, qpc );
541 }
542
543 if( h->mb.i_neighbour & MB_TOP )
544 {
545 if( b_interlaced && !(mb_y&1) && !MB_INTERLACED && h->mb.field[h->mb.i_mb_top_xy] )
546 {
547 int mbn_xy = mb_xy - 2 * h->mb.i_mb_stride;
548
549 for( int j = 0; j < 2; j++, mbn_xy += h->mb.i_mb_stride )
550 {
551 int qpt = h->mb.qp[mbn_xy];
552 int qp_top = (qp + qpt + 1) >> 1;
553 int qpc_top = (qpc + h->chroma_qp_table[qpt] + 1) >> 1;
554 int intra_top = IS_INTRA( h->mb.type[mbn_xy] );
555 if( intra_cur || intra_top )
556 M32( bs[1][4*j] ) = 0x03030303;
557
558 // deblock the first horizontal edge of the even rows, then the first horizontal edge of the odd rows
559 deblock_edge( h, pixy + j*stridey, 2* stridey, bs[1][4*j], qp_top, a, b, 0, h->loopf.deblock_luma[1] );
560 if( chroma444 )
561 {
562 deblock_edge( h, pixuv + j*strideuv, 2*strideuv, bs[1][4*j], qpc_top, a, b, 0, h->loopf.deblock_luma[1] );
563 deblock_edge( h, pixuv + uvdiff + j*strideuv, 2*strideuv, bs[1][4*j], qpc_top, a, b, 0, h->loopf.deblock_luma[1] );
564 }
565 else if( chroma_format )
566 deblock_edge( h, pixuv + j*strideuv, 2*strideuv, bs[1][4*j], qpc_top, a, b, 1, h->loopf.deblock_chroma[1] );
567 }
568 }
569 else
570 {
571 int qpt = h->mb.qp[h->mb.i_mb_top_xy];
572 int qp_top = (qp + qpt + 1) >> 1;
573 int qpc_top = (qpc + h->chroma_qp_table[qpt] + 1) >> 1;
574 int intra_top = IS_INTRA( h->mb.type[h->mb.i_mb_top_xy] );
575 int intra_deblock = intra_cur || intra_top;
576
577 /* This edge has been modified, reset effective qp to max. */
578 if( h->fdec->mb_info && M32( bs[1][0] ) )
579 {
580 RESET_EFFECTIVE_QP(mb_xy);
581 RESET_EFFECTIVE_QP(h->mb.i_mb_top_xy);
582 }
583
584 if( (!b_interlaced || (!MB_INTERLACED && !h->mb.field[h->mb.i_mb_top_xy])) && intra_deblock )
585 {
586 FILTER( _intra, 1, 0, qp_top, qpc_top );
587 }
588 else
589 {
590 if( intra_deblock )
591 M32( bs[1][0] ) = 0x03030303;
592 FILTER( , 1, 0, qp_top, qpc_top );
593 }
594 }
595 }
596
597 if( !first_edge_only )
598 {
599 FILTER( , 1, 1, qp, qpc );
600 FILTER( , 1, 2, qp, qpc );
601 FILTER( , 1, 3, qp, qpc );
602 }
603
604 #undef FILTER
605 }
606 }
607
608 /* For deblock-aware RD.
609 * TODO:
610 * deblock macroblock edges
611 * support analysis partitions smaller than 16x16
612 * deblock chroma for 4:2:0/4:2:2
613 * handle duplicate refs correctly
614 */
x264_macroblock_deblock(x264_t * h)615 void x264_macroblock_deblock( x264_t *h )
616 {
617 int a = h->sh.i_alpha_c0_offset - QP_BD_OFFSET;
618 int b = h->sh.i_beta_offset - QP_BD_OFFSET;
619 int qp_thresh = 15 - X264_MIN( a, b ) - X264_MAX( 0, h->pps->i_chroma_qp_index_offset );
620 int intra_cur = IS_INTRA( h->mb.i_type );
621 int qp = h->mb.i_qp;
622 int qpc = h->mb.i_chroma_qp;
623 if( (h->mb.i_partition == D_16x16 && !h->mb.i_cbp_luma && !intra_cur) || qp <= qp_thresh )
624 return;
625
626 uint8_t (*bs)[8][4] = h->mb.cache.deblock_strength;
627 if( intra_cur )
628 {
629 M32( bs[0][1] ) = 0x03030303;
630 M64( bs[0][2] ) = 0x0303030303030303ULL;
631 M32( bs[1][1] ) = 0x03030303;
632 M64( bs[1][2] ) = 0x0303030303030303ULL;
633 }
634 else
635 h->loopf.deblock_strength( h->mb.cache.non_zero_count, h->mb.cache.ref, h->mb.cache.mv,
636 bs, 4 >> MB_INTERLACED, h->sh.i_type == SLICE_TYPE_B );
637
638 int transform_8x8 = h->mb.b_transform_8x8;
639
640 #define FILTER( dir, edge )\
641 do\
642 {\
643 deblock_edge( h, h->mb.pic.p_fdec[0] + 4*edge*(dir?FDEC_STRIDE:1),\
644 FDEC_STRIDE, bs[dir][edge], qp, a, b, 0,\
645 h->loopf.deblock_luma[dir] );\
646 if( CHROMA444 )\
647 {\
648 deblock_edge( h, h->mb.pic.p_fdec[1] + 4*edge*(dir?FDEC_STRIDE:1),\
649 FDEC_STRIDE, bs[dir][edge], qpc, a, b, 0,\
650 h->loopf.deblock_luma[dir] );\
651 deblock_edge( h, h->mb.pic.p_fdec[2] + 4*edge*(dir?FDEC_STRIDE:1),\
652 FDEC_STRIDE, bs[dir][edge], qpc, a, b, 0,\
653 h->loopf.deblock_luma[dir] );\
654 }\
655 } while( 0 )
656
657 if( !transform_8x8 ) FILTER( 0, 1 );
658 FILTER( 0, 2 );
659 if( !transform_8x8 ) FILTER( 0, 3 );
660
661 if( !transform_8x8 ) FILTER( 1, 1 );
662 FILTER( 1, 2 );
663 if( !transform_8x8 ) FILTER( 1, 3 );
664
665 #undef FILTER
666 }
667
668 #if HAVE_MMX
669 #include "x86/deblock.h"
670 #endif
671 #if HAVE_ALTIVEC
672 #include "ppc/deblock.h"
673 #endif
674 #if HAVE_ARMV6
675 #include "arm/deblock.h"
676 #endif
677 #if HAVE_AARCH64
678 #include "aarch64/deblock.h"
679 #endif
680 #if HAVE_MSA
681 #include "mips/deblock.h"
682 #endif
683
x264_deblock_init(uint32_t cpu,x264_deblock_function_t * pf,int b_mbaff)684 void x264_deblock_init( uint32_t cpu, x264_deblock_function_t *pf, int b_mbaff )
685 {
686 pf->deblock_luma[1] = deblock_v_luma_c;
687 pf->deblock_luma[0] = deblock_h_luma_c;
688 pf->deblock_chroma[1] = deblock_v_chroma_c;
689 pf->deblock_h_chroma_420 = deblock_h_chroma_c;
690 pf->deblock_h_chroma_422 = deblock_h_chroma_422_c;
691 pf->deblock_luma_intra[1] = deblock_v_luma_intra_c;
692 pf->deblock_luma_intra[0] = deblock_h_luma_intra_c;
693 pf->deblock_chroma_intra[1] = deblock_v_chroma_intra_c;
694 pf->deblock_h_chroma_420_intra = deblock_h_chroma_intra_c;
695 pf->deblock_h_chroma_422_intra = deblock_h_chroma_422_intra_c;
696 pf->deblock_luma_mbaff = deblock_h_luma_mbaff_c;
697 pf->deblock_chroma_420_mbaff = deblock_h_chroma_mbaff_c;
698 pf->deblock_luma_intra_mbaff = deblock_h_luma_intra_mbaff_c;
699 pf->deblock_chroma_420_intra_mbaff = deblock_h_chroma_intra_mbaff_c;
700 pf->deblock_strength = deblock_strength_c;
701
702 #if HAVE_MMX
703 if( cpu&X264_CPU_MMX2 )
704 {
705 #if ARCH_X86
706 pf->deblock_luma[1] = x264_deblock_v_luma_mmx2;
707 pf->deblock_luma[0] = x264_deblock_h_luma_mmx2;
708 pf->deblock_chroma[1] = x264_deblock_v_chroma_mmx2;
709 pf->deblock_h_chroma_420 = x264_deblock_h_chroma_mmx2;
710 pf->deblock_chroma_420_mbaff = x264_deblock_h_chroma_mbaff_mmx2;
711 pf->deblock_h_chroma_422 = x264_deblock_h_chroma_422_mmx2;
712 pf->deblock_h_chroma_422_intra = x264_deblock_h_chroma_422_intra_mmx2;
713 pf->deblock_luma_intra[1] = x264_deblock_v_luma_intra_mmx2;
714 pf->deblock_luma_intra[0] = x264_deblock_h_luma_intra_mmx2;
715 pf->deblock_chroma_intra[1] = x264_deblock_v_chroma_intra_mmx2;
716 pf->deblock_h_chroma_420_intra = x264_deblock_h_chroma_intra_mmx2;
717 pf->deblock_chroma_420_intra_mbaff = x264_deblock_h_chroma_intra_mbaff_mmx2;
718 #endif
719 #if !HIGH_BIT_DEPTH
720 pf->deblock_chroma_420_intra_mbaff = x264_deblock_h_chroma_intra_mbaff_mmx2;
721 #endif
722 if( cpu&X264_CPU_SSE2 )
723 {
724 pf->deblock_strength = x264_deblock_strength_sse2;
725 pf->deblock_h_chroma_420 = x264_deblock_h_chroma_sse2;
726 pf->deblock_h_chroma_422 = x264_deblock_h_chroma_422_sse2;
727 pf->deblock_h_chroma_422_intra = x264_deblock_h_chroma_422_intra_sse2;
728 pf->deblock_chroma_420_mbaff = x264_deblock_h_chroma_mbaff_sse2;
729 pf->deblock_luma[1] = x264_deblock_v_luma_sse2;
730 pf->deblock_luma[0] = x264_deblock_h_luma_sse2;
731 pf->deblock_luma_intra[1] = x264_deblock_v_luma_intra_sse2;
732 pf->deblock_luma_intra[0] = x264_deblock_h_luma_intra_sse2;
733 if( !(cpu&X264_CPU_STACK_MOD4) )
734 {
735 pf->deblock_chroma[1] = x264_deblock_v_chroma_sse2;
736 pf->deblock_chroma_intra[1] = x264_deblock_v_chroma_intra_sse2;
737 pf->deblock_h_chroma_420_intra = x264_deblock_h_chroma_intra_sse2;
738 #if HIGH_BIT_DEPTH
739 pf->deblock_chroma_420_intra_mbaff= x264_deblock_h_chroma_intra_mbaff_sse2;
740 #endif
741 }
742 }
743 if( cpu&X264_CPU_SSSE3 )
744 pf->deblock_strength = x264_deblock_strength_ssse3;
745 if( cpu&X264_CPU_AVX )
746 {
747 pf->deblock_strength = x264_deblock_strength_avx;
748 pf->deblock_h_chroma_420 = x264_deblock_h_chroma_avx;
749 pf->deblock_h_chroma_422 = x264_deblock_h_chroma_422_avx;
750 pf->deblock_h_chroma_422_intra = x264_deblock_h_chroma_422_intra_avx;
751 pf->deblock_luma[1] = x264_deblock_v_luma_avx;
752 pf->deblock_luma[0] = x264_deblock_h_luma_avx;
753 pf->deblock_luma_intra[1] = x264_deblock_v_luma_intra_avx;
754 pf->deblock_luma_intra[0] = x264_deblock_h_luma_intra_avx;
755 if( !(cpu&X264_CPU_STACK_MOD4) )
756 {
757 pf->deblock_chroma[1] = x264_deblock_v_chroma_avx;
758 pf->deblock_chroma_intra[1] = x264_deblock_v_chroma_intra_avx;
759 pf->deblock_h_chroma_420_intra = x264_deblock_h_chroma_intra_avx;
760 #if HIGH_BIT_DEPTH
761 pf->deblock_chroma_420_mbaff = x264_deblock_h_chroma_mbaff_avx;
762 pf->deblock_chroma_420_intra_mbaff = x264_deblock_h_chroma_intra_mbaff_avx;
763 #endif
764 }
765 }
766 if( cpu&X264_CPU_AVX2 )
767 {
768 pf->deblock_strength = x264_deblock_strength_avx2;
769 }
770 if( cpu&X264_CPU_AVX512 )
771 {
772 pf->deblock_strength = x264_deblock_strength_avx512;
773 }
774 }
775 #endif
776
777 #if !HIGH_BIT_DEPTH
778 #if HAVE_ALTIVEC
779 if( cpu&X264_CPU_ALTIVEC )
780 {
781 pf->deblock_luma[1] = x264_deblock_v_luma_altivec;
782 pf->deblock_luma[0] = x264_deblock_h_luma_altivec;
783 }
784 #endif // HAVE_ALTIVEC
785
786 #if HAVE_ARMV6 || HAVE_AARCH64
787 if( cpu&X264_CPU_NEON )
788 {
789 pf->deblock_luma[1] = x264_deblock_v_luma_neon;
790 pf->deblock_luma[0] = x264_deblock_h_luma_neon;
791 pf->deblock_chroma[1] = x264_deblock_v_chroma_neon;
792 pf->deblock_h_chroma_420 = x264_deblock_h_chroma_neon;
793 pf->deblock_h_chroma_422 = x264_deblock_h_chroma_422_neon;
794 pf->deblock_chroma_420_mbaff = x264_deblock_h_chroma_mbaff_neon;
795 pf->deblock_chroma_420_intra_mbaff = x264_deblock_h_chroma_intra_mbaff_neon;
796 pf->deblock_h_chroma_420_intra = x264_deblock_h_chroma_intra_neon;
797 pf->deblock_h_chroma_422_intra = x264_deblock_h_chroma_422_intra_neon;
798 pf->deblock_chroma_intra[1] = x264_deblock_v_chroma_intra_neon;
799 pf->deblock_luma_intra[0] = x264_deblock_h_luma_intra_neon;
800 pf->deblock_luma_intra[1] = x264_deblock_v_luma_intra_neon;
801 pf->deblock_strength = x264_deblock_strength_neon;
802 }
803 #endif
804
805 #if HAVE_MSA
806 if( cpu&X264_CPU_MSA )
807 {
808 pf->deblock_luma[1] = x264_deblock_v_luma_msa;
809 pf->deblock_luma[0] = x264_deblock_h_luma_msa;
810 pf->deblock_chroma[1] = x264_deblock_v_chroma_msa;
811 pf->deblock_h_chroma_420 = x264_deblock_h_chroma_msa;
812 pf->deblock_luma_intra[1] = x264_deblock_v_luma_intra_msa;
813 pf->deblock_luma_intra[0] = x264_deblock_h_luma_intra_msa;
814 pf->deblock_chroma_intra[1] = x264_deblock_v_chroma_intra_msa;
815 pf->deblock_h_chroma_420_intra = x264_deblock_h_chroma_intra_msa;
816 pf->deblock_strength = x264_deblock_strength_msa;
817 }
818 #endif
819 #endif // !HIGH_BIT_DEPTH
820
821 /* These functions are equivalent, so don't duplicate them. */
822 pf->deblock_chroma_422_mbaff = pf->deblock_h_chroma_420;
823 pf->deblock_chroma_422_intra_mbaff = pf->deblock_h_chroma_420_intra;
824 }
825