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1 | /* |
2 | * RV30 decoder motion compensation functions | |
3 | * Copyright (c) 2007 Konstantin Shishkov | |
4 | * | |
5 | * This file is part of FFmpeg. | |
6 | * | |
7 | * FFmpeg is free software; you can redistribute it and/or | |
8 | * modify it under the terms of the GNU Lesser General Public | |
9 | * License as published by the Free Software Foundation; either | |
10 | * version 2.1 of the License, or (at your option) any later version. | |
11 | * | |
12 | * FFmpeg is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * Lesser General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU Lesser General Public | |
18 | * License along with FFmpeg; if not, write to the Free Software | |
19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
20 | */ | |
21 | ||
22 | /** | |
23 | * @file | |
24 | * RV30 decoder motion compensation functions | |
25 | */ | |
26 | ||
27 | #include "avcodec.h" | |
28 | #include "h264chroma.h" | |
29 | #include "h264qpel.h" | |
30 | #include "mathops.h" | |
31 | #include "rv34dsp.h" | |
32 | ||
33 | #define RV30_LOWPASS(OPNAME, OP) \ | |
34 | static void OPNAME ## rv30_tpel8_h_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, const int C1, const int C2){\ | |
35 | const int h = 8;\ | |
36 | const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;\ | |
37 | int i;\ | |
38 | for(i = 0; i < h; i++)\ | |
39 | {\ | |
40 | OP(dst[0], (-(src[-1]+src[2]) + src[0]*C1 + src[1]*C2 + 8)>>4);\ | |
41 | OP(dst[1], (-(src[ 0]+src[3]) + src[1]*C1 + src[2]*C2 + 8)>>4);\ | |
42 | OP(dst[2], (-(src[ 1]+src[4]) + src[2]*C1 + src[3]*C2 + 8)>>4);\ | |
43 | OP(dst[3], (-(src[ 2]+src[5]) + src[3]*C1 + src[4]*C2 + 8)>>4);\ | |
44 | OP(dst[4], (-(src[ 3]+src[6]) + src[4]*C1 + src[5]*C2 + 8)>>4);\ | |
45 | OP(dst[5], (-(src[ 4]+src[7]) + src[5]*C1 + src[6]*C2 + 8)>>4);\ | |
46 | OP(dst[6], (-(src[ 5]+src[8]) + src[6]*C1 + src[7]*C2 + 8)>>4);\ | |
47 | OP(dst[7], (-(src[ 6]+src[9]) + src[7]*C1 + src[8]*C2 + 8)>>4);\ | |
48 | dst += dstStride;\ | |
49 | src += srcStride;\ | |
50 | }\ | |
51 | }\ | |
52 | \ | |
53 | static void OPNAME ## rv30_tpel8_v_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, const int C1, const int C2){\ | |
54 | const int w = 8;\ | |
55 | const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;\ | |
56 | int i;\ | |
57 | for(i = 0; i < w; i++)\ | |
58 | {\ | |
59 | const int srcA = src[-1*srcStride];\ | |
60 | const int src0 = src[0 *srcStride];\ | |
61 | const int src1 = src[1 *srcStride];\ | |
62 | const int src2 = src[2 *srcStride];\ | |
63 | const int src3 = src[3 *srcStride];\ | |
64 | const int src4 = src[4 *srcStride];\ | |
65 | const int src5 = src[5 *srcStride];\ | |
66 | const int src6 = src[6 *srcStride];\ | |
67 | const int src7 = src[7 *srcStride];\ | |
68 | const int src8 = src[8 *srcStride];\ | |
69 | const int src9 = src[9 *srcStride];\ | |
70 | OP(dst[0*dstStride], (-(srcA+src2) + src0*C1 + src1*C2 + 8)>>4);\ | |
71 | OP(dst[1*dstStride], (-(src0+src3) + src1*C1 + src2*C2 + 8)>>4);\ | |
72 | OP(dst[2*dstStride], (-(src1+src4) + src2*C1 + src3*C2 + 8)>>4);\ | |
73 | OP(dst[3*dstStride], (-(src2+src5) + src3*C1 + src4*C2 + 8)>>4);\ | |
74 | OP(dst[4*dstStride], (-(src3+src6) + src4*C1 + src5*C2 + 8)>>4);\ | |
75 | OP(dst[5*dstStride], (-(src4+src7) + src5*C1 + src6*C2 + 8)>>4);\ | |
76 | OP(dst[6*dstStride], (-(src5+src8) + src6*C1 + src7*C2 + 8)>>4);\ | |
77 | OP(dst[7*dstStride], (-(src6+src9) + src7*C1 + src8*C2 + 8)>>4);\ | |
78 | dst++;\ | |
79 | src++;\ | |
80 | }\ | |
81 | }\ | |
82 | \ | |
83 | static void OPNAME ## rv30_tpel8_hv_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride){\ | |
84 | const int w = 8;\ | |
85 | const int h = 8;\ | |
86 | const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;\ | |
87 | int i, j;\ | |
88 | for(j = 0; j < h; j++){\ | |
89 | for(i = 0; i < w; i++){\ | |
90 | OP(dst[i], (\ | |
91 | src[srcStride*-1+i-1] -12*src[srcStride*-1+i] -6*src[srcStride*-1+i+1] +src[srcStride*-1+i+2]+\ | |
92 | -12*src[srcStride* 0+i-1] +144*src[srcStride* 0+i] +72*src[srcStride* 0+i+1] -12*src[srcStride* 0+i+2] +\ | |
93 | -6*src[srcStride* 1+i-1] +72*src[srcStride* 1+i] +36*src[srcStride* 1+i+1] -6*src[srcStride* 1+i+2] +\ | |
94 | src[srcStride* 2+i-1] -12*src[srcStride* 2+i] -6*src[srcStride* 2+i+1] +src[srcStride* 2+i+2] +\ | |
95 | 128)>>8);\ | |
96 | }\ | |
97 | src += srcStride;\ | |
98 | dst += dstStride;\ | |
99 | }\ | |
100 | }\ | |
101 | \ | |
102 | static void OPNAME ## rv30_tpel8_hhv_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride){\ | |
103 | const int w = 8;\ | |
104 | const int h = 8;\ | |
105 | const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;\ | |
106 | int i, j;\ | |
107 | for(j = 0; j < h; j++){\ | |
108 | for(i = 0; i < w; i++){\ | |
109 | OP(dst[i], (\ | |
110 | src[srcStride*-1+i-1] -12*src[srcStride*-1+i+1] -6*src[srcStride*-1+i] +src[srcStride*-1+i+2]+\ | |
111 | -12*src[srcStride* 0+i-1] +144*src[srcStride* 0+i+1] +72*src[srcStride* 0+i] -12*src[srcStride* 0+i+2]+\ | |
112 | -6*src[srcStride* 1+i-1] +72*src[srcStride* 1+i+1] +36*src[srcStride* 1+i] -6*src[srcStride* 1+i+2]+\ | |
113 | src[srcStride* 2+i-1] -12*src[srcStride* 2+i+1] -6*src[srcStride* 2+i] +src[srcStride* 2+i+2]+\ | |
114 | 128)>>8);\ | |
115 | }\ | |
116 | src += srcStride;\ | |
117 | dst += dstStride;\ | |
118 | }\ | |
119 | }\ | |
120 | \ | |
121 | static void OPNAME ## rv30_tpel8_hvv_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride){\ | |
122 | const int w = 8;\ | |
123 | const int h = 8;\ | |
124 | const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;\ | |
125 | int i, j;\ | |
126 | for(j = 0; j < h; j++){\ | |
127 | for(i = 0; i < w; i++){\ | |
128 | OP(dst[i], (\ | |
129 | src[srcStride*-1+i-1] -12*src[srcStride*-1+i] -6*src[srcStride*-1+i+1] +src[srcStride*-1+i+2]+\ | |
130 | -6*src[srcStride* 0+i-1] +72*src[srcStride* 0+i] +36*src[srcStride* 0+i+1] -6*src[srcStride* 0+i+2]+\ | |
131 | -12*src[srcStride* 1+i-1] +144*src[srcStride* 1+i] +72*src[srcStride* 1+i+1] -12*src[srcStride* 1+i+2]+\ | |
132 | src[srcStride* 2+i-1] -12*src[srcStride* 2+i] -6*src[srcStride* 2+i+1] +src[srcStride* 2+i+2]+\ | |
133 | 128)>>8);\ | |
134 | }\ | |
135 | src += srcStride;\ | |
136 | dst += dstStride;\ | |
137 | }\ | |
138 | }\ | |
139 | \ | |
140 | static void OPNAME ## rv30_tpel8_hhvv_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride){\ | |
141 | const int w = 8;\ | |
142 | const int h = 8;\ | |
143 | const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;\ | |
144 | int i, j;\ | |
145 | for(j = 0; j < h; j++){\ | |
146 | for(i = 0; i < w; i++){\ | |
147 | OP(dst[i], (\ | |
148 | 36*src[i+srcStride*0] +54*src[i+1+srcStride*0] +6*src[i+2+srcStride*0]+\ | |
149 | 54*src[i+srcStride*1] +81*src[i+1+srcStride*1] +9*src[i+2+srcStride*1]+\ | |
150 | 6*src[i+srcStride*2] + 9*src[i+1+srcStride*2] + src[i+2+srcStride*2]+\ | |
151 | 128)>>8);\ | |
152 | }\ | |
153 | src += srcStride;\ | |
154 | dst += dstStride;\ | |
155 | }\ | |
156 | }\ | |
157 | \ | |
158 | static void OPNAME ## rv30_tpel16_v_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, const int C1, const int C2){\ | |
159 | OPNAME ## rv30_tpel8_v_lowpass(dst , src , dstStride, srcStride, C1, C2);\ | |
160 | OPNAME ## rv30_tpel8_v_lowpass(dst+8, src+8, dstStride, srcStride, C1, C2);\ | |
161 | src += 8*srcStride;\ | |
162 | dst += 8*dstStride;\ | |
163 | OPNAME ## rv30_tpel8_v_lowpass(dst , src , dstStride, srcStride, C1, C2);\ | |
164 | OPNAME ## rv30_tpel8_v_lowpass(dst+8, src+8, dstStride, srcStride, C1, C2);\ | |
165 | }\ | |
166 | \ | |
167 | static void OPNAME ## rv30_tpel16_h_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, const int C1, const int C2){\ | |
168 | OPNAME ## rv30_tpel8_h_lowpass(dst , src , dstStride, srcStride, C1, C2);\ | |
169 | OPNAME ## rv30_tpel8_h_lowpass(dst+8, src+8, dstStride, srcStride, C1, C2);\ | |
170 | src += 8*srcStride;\ | |
171 | dst += 8*dstStride;\ | |
172 | OPNAME ## rv30_tpel8_h_lowpass(dst , src , dstStride, srcStride, C1, C2);\ | |
173 | OPNAME ## rv30_tpel8_h_lowpass(dst+8, src+8, dstStride, srcStride, C1, C2);\ | |
174 | }\ | |
175 | \ | |
176 | static void OPNAME ## rv30_tpel16_hv_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride){\ | |
177 | OPNAME ## rv30_tpel8_hv_lowpass(dst , src , dstStride, srcStride);\ | |
178 | OPNAME ## rv30_tpel8_hv_lowpass(dst+8, src+8, dstStride, srcStride);\ | |
179 | src += 8*srcStride;\ | |
180 | dst += 8*dstStride;\ | |
181 | OPNAME ## rv30_tpel8_hv_lowpass(dst , src , dstStride, srcStride);\ | |
182 | OPNAME ## rv30_tpel8_hv_lowpass(dst+8, src+8, dstStride, srcStride);\ | |
183 | }\ | |
184 | \ | |
185 | static void OPNAME ## rv30_tpel16_hhv_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride){\ | |
186 | OPNAME ## rv30_tpel8_hhv_lowpass(dst , src , dstStride, srcStride);\ | |
187 | OPNAME ## rv30_tpel8_hhv_lowpass(dst+8, src+8, dstStride, srcStride);\ | |
188 | src += 8*srcStride;\ | |
189 | dst += 8*dstStride;\ | |
190 | OPNAME ## rv30_tpel8_hhv_lowpass(dst , src , dstStride, srcStride);\ | |
191 | OPNAME ## rv30_tpel8_hhv_lowpass(dst+8, src+8, dstStride, srcStride);\ | |
192 | }\ | |
193 | \ | |
194 | static void OPNAME ## rv30_tpel16_hvv_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride){\ | |
195 | OPNAME ## rv30_tpel8_hvv_lowpass(dst , src , dstStride, srcStride);\ | |
196 | OPNAME ## rv30_tpel8_hvv_lowpass(dst+8, src+8, dstStride, srcStride);\ | |
197 | src += 8*srcStride;\ | |
198 | dst += 8*dstStride;\ | |
199 | OPNAME ## rv30_tpel8_hvv_lowpass(dst , src , dstStride, srcStride);\ | |
200 | OPNAME ## rv30_tpel8_hvv_lowpass(dst+8, src+8, dstStride, srcStride);\ | |
201 | }\ | |
202 | \ | |
203 | static void OPNAME ## rv30_tpel16_hhvv_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride){\ | |
204 | OPNAME ## rv30_tpel8_hhvv_lowpass(dst , src , dstStride, srcStride);\ | |
205 | OPNAME ## rv30_tpel8_hhvv_lowpass(dst+8, src+8, dstStride, srcStride);\ | |
206 | src += 8*srcStride;\ | |
207 | dst += 8*dstStride;\ | |
208 | OPNAME ## rv30_tpel8_hhvv_lowpass(dst , src , dstStride, srcStride);\ | |
209 | OPNAME ## rv30_tpel8_hhvv_lowpass(dst+8, src+8, dstStride, srcStride);\ | |
210 | }\ | |
211 | \ | |
212 | ||
213 | #define RV30_MC(OPNAME, SIZE) \ | |
214 | static void OPNAME ## rv30_tpel ## SIZE ## _mc10_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\ | |
215 | {\ | |
216 | OPNAME ## rv30_tpel ## SIZE ## _h_lowpass(dst, src, stride, stride, 12, 6);\ | |
217 | }\ | |
218 | \ | |
219 | static void OPNAME ## rv30_tpel ## SIZE ## _mc20_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\ | |
220 | {\ | |
221 | OPNAME ## rv30_tpel ## SIZE ## _h_lowpass(dst, src, stride, stride, 6, 12);\ | |
222 | }\ | |
223 | \ | |
224 | static void OPNAME ## rv30_tpel ## SIZE ## _mc01_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\ | |
225 | {\ | |
226 | OPNAME ## rv30_tpel ## SIZE ## _v_lowpass(dst, src, stride, stride, 12, 6);\ | |
227 | }\ | |
228 | \ | |
229 | static void OPNAME ## rv30_tpel ## SIZE ## _mc02_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\ | |
230 | {\ | |
231 | OPNAME ## rv30_tpel ## SIZE ## _v_lowpass(dst, src, stride, stride, 6, 12);\ | |
232 | }\ | |
233 | \ | |
234 | static void OPNAME ## rv30_tpel ## SIZE ## _mc11_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\ | |
235 | {\ | |
236 | OPNAME ## rv30_tpel ## SIZE ## _hv_lowpass(dst, src, stride, stride);\ | |
237 | }\ | |
238 | \ | |
239 | static void OPNAME ## rv30_tpel ## SIZE ## _mc12_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\ | |
240 | {\ | |
241 | OPNAME ## rv30_tpel ## SIZE ## _hvv_lowpass(dst, src, stride, stride);\ | |
242 | }\ | |
243 | \ | |
244 | static void OPNAME ## rv30_tpel ## SIZE ## _mc21_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\ | |
245 | {\ | |
246 | OPNAME ## rv30_tpel ## SIZE ## _hhv_lowpass(dst, src, stride, stride);\ | |
247 | }\ | |
248 | \ | |
249 | static void OPNAME ## rv30_tpel ## SIZE ## _mc22_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\ | |
250 | {\ | |
251 | OPNAME ## rv30_tpel ## SIZE ## _hhvv_lowpass(dst, src, stride, stride);\ | |
252 | }\ | |
253 | \ | |
254 | ||
255 | #define op_avg(a, b) a = (((a)+cm[b]+1)>>1) | |
256 | #define op_put(a, b) a = cm[b] | |
257 | ||
258 | RV30_LOWPASS(put_ , op_put) | |
259 | RV30_LOWPASS(avg_ , op_avg) | |
260 | RV30_MC(put_, 8) | |
261 | RV30_MC(put_, 16) | |
262 | RV30_MC(avg_, 8) | |
263 | RV30_MC(avg_, 16) | |
264 | ||
265 | av_cold void ff_rv30dsp_init(RV34DSPContext *c) | |
266 | { | |
267 | H264ChromaContext h264chroma; | |
268 | H264QpelContext qpel; | |
269 | ||
270 | ff_rv34dsp_init(c); | |
271 | ff_h264chroma_init(&h264chroma, 8); | |
272 | ff_h264qpel_init(&qpel, 8); | |
273 | ||
274 | c->put_pixels_tab[0][ 0] = qpel.put_h264_qpel_pixels_tab[0][0]; | |
275 | c->put_pixels_tab[0][ 1] = put_rv30_tpel16_mc10_c; | |
276 | c->put_pixels_tab[0][ 2] = put_rv30_tpel16_mc20_c; | |
277 | c->put_pixels_tab[0][ 4] = put_rv30_tpel16_mc01_c; | |
278 | c->put_pixels_tab[0][ 5] = put_rv30_tpel16_mc11_c; | |
279 | c->put_pixels_tab[0][ 6] = put_rv30_tpel16_mc21_c; | |
280 | c->put_pixels_tab[0][ 8] = put_rv30_tpel16_mc02_c; | |
281 | c->put_pixels_tab[0][ 9] = put_rv30_tpel16_mc12_c; | |
282 | c->put_pixels_tab[0][10] = put_rv30_tpel16_mc22_c; | |
283 | c->avg_pixels_tab[0][ 0] = qpel.avg_h264_qpel_pixels_tab[0][0]; | |
284 | c->avg_pixels_tab[0][ 1] = avg_rv30_tpel16_mc10_c; | |
285 | c->avg_pixels_tab[0][ 2] = avg_rv30_tpel16_mc20_c; | |
286 | c->avg_pixels_tab[0][ 4] = avg_rv30_tpel16_mc01_c; | |
287 | c->avg_pixels_tab[0][ 5] = avg_rv30_tpel16_mc11_c; | |
288 | c->avg_pixels_tab[0][ 6] = avg_rv30_tpel16_mc21_c; | |
289 | c->avg_pixels_tab[0][ 8] = avg_rv30_tpel16_mc02_c; | |
290 | c->avg_pixels_tab[0][ 9] = avg_rv30_tpel16_mc12_c; | |
291 | c->avg_pixels_tab[0][10] = avg_rv30_tpel16_mc22_c; | |
292 | c->put_pixels_tab[1][ 0] = qpel.put_h264_qpel_pixels_tab[1][0]; | |
293 | c->put_pixels_tab[1][ 1] = put_rv30_tpel8_mc10_c; | |
294 | c->put_pixels_tab[1][ 2] = put_rv30_tpel8_mc20_c; | |
295 | c->put_pixels_tab[1][ 4] = put_rv30_tpel8_mc01_c; | |
296 | c->put_pixels_tab[1][ 5] = put_rv30_tpel8_mc11_c; | |
297 | c->put_pixels_tab[1][ 6] = put_rv30_tpel8_mc21_c; | |
298 | c->put_pixels_tab[1][ 8] = put_rv30_tpel8_mc02_c; | |
299 | c->put_pixels_tab[1][ 9] = put_rv30_tpel8_mc12_c; | |
300 | c->put_pixels_tab[1][10] = put_rv30_tpel8_mc22_c; | |
301 | c->avg_pixels_tab[1][ 0] = qpel.avg_h264_qpel_pixels_tab[1][0]; | |
302 | c->avg_pixels_tab[1][ 1] = avg_rv30_tpel8_mc10_c; | |
303 | c->avg_pixels_tab[1][ 2] = avg_rv30_tpel8_mc20_c; | |
304 | c->avg_pixels_tab[1][ 4] = avg_rv30_tpel8_mc01_c; | |
305 | c->avg_pixels_tab[1][ 5] = avg_rv30_tpel8_mc11_c; | |
306 | c->avg_pixels_tab[1][ 6] = avg_rv30_tpel8_mc21_c; | |
307 | c->avg_pixels_tab[1][ 8] = avg_rv30_tpel8_mc02_c; | |
308 | c->avg_pixels_tab[1][ 9] = avg_rv30_tpel8_mc12_c; | |
309 | c->avg_pixels_tab[1][10] = avg_rv30_tpel8_mc22_c; | |
310 | ||
311 | c->put_chroma_pixels_tab[0] = h264chroma.put_h264_chroma_pixels_tab[0]; | |
312 | c->put_chroma_pixels_tab[1] = h264chroma.put_h264_chroma_pixels_tab[1]; | |
313 | c->avg_chroma_pixels_tab[0] = h264chroma.avg_h264_chroma_pixels_tab[0]; | |
314 | c->avg_chroma_pixels_tab[1] = h264chroma.avg_h264_chroma_pixels_tab[1]; | |
315 | } |