blob: 8b205e09b65d7bdbe83267e5e1b56d9cdb123c5f
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 | } |
316 |