FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/libavcodec/motion_est.c
Date: 2025-11-29 09:16:16
Exec Total Coverage
Lines: 870 1006 86.5%
Functions: 28 34 82.4%
Branches: 507 621 81.6%
Line Branch Exec Source
1 /*
2 * Motion estimation
3 * Copyright (c) 2000,2001 Fabrice Bellard
4 * Copyright (c) 2002-2004 Michael Niedermayer
5 *
6 * new motion estimation (X1/EPZS) by Michael Niedermayer <michaelni@gmx.at>
7 *
8 * This file is part of FFmpeg.
9 *
10 * FFmpeg is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU Lesser General Public
12 * License as published by the Free Software Foundation; either
13 * version 2.1 of the License, or (at your option) any later version.
14 *
15 * FFmpeg is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * Lesser General Public License for more details.
19 *
20 * You should have received a copy of the GNU Lesser General Public
21 * License along with FFmpeg; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 */
24
25 /**
26 * @file
27 * Motion estimation.
28 */
29
30 #include <stdlib.h>
31 #include <stdio.h>
32 #include <limits.h>
33
34 #include "avcodec.h"
35 #include "h263.h"
36 #include "mathops.h"
37 #include "motion_est.h"
38 #include "mpegutils.h"
39 #include "mpegvideoenc.h"
40
41 #define P_LEFT P[1]
42 #define P_TOP P[2]
43 #define P_TOPRIGHT P[3]
44 #define P_MEDIAN P[4]
45 #define P_MV1 P[9]
46
47 #define ME_MAP_SHIFT 3
48 #define ME_MAP_MV_BITS 11
49
50 static int sad_hpel_motion_search(MPVEncContext *const s,
51 int *mx_ptr, int *my_ptr, int dmin,
52 int src_index, int ref_index,
53 int size, int h);
54
55 6351183 static inline unsigned update_map_generation(MotionEstContext *c)
56 {
57 6351183 c->map_generation+= 1<<(ME_MAP_MV_BITS*2);
58
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 6351183 if(c->map_generation==0){
59 6120 c->map_generation= 1<<(ME_MAP_MV_BITS*2);
60 6120 memset(c->map, 0, sizeof(uint32_t)*ME_MAP_SIZE);
61 }
62 6351183 return c->map_generation;
63 }
64
65 /* shape adaptive search stuff */
66 typedef struct Minima{
67 int height;
68 int x, y;
69 int checked;
70 }Minima;
71
72 ✗ static int minima_cmp(const void *a, const void *b){
73 ✗ const Minima *da = (const Minima *) a;
74 ✗ const Minima *db = (const Minima *) b;
75
76 ✗ return da->height - db->height;
77 }
78
79 #define FLAG_QPEL 1 //must be 1
80 #define FLAG_CHROMA 2
81 #define FLAG_DIRECT 4
82
83 2829517 static inline void init_ref(MotionEstContext *c, uint8_t *const src[3],
84 uint8_t *const ref[3], uint8_t *const ref2[3],
85 int x, int y, int ref_index)
86 {
87 2829517 const int offset[3]= {
88 2829517 y*c-> stride + x,
89 2829517 ((y*c->uvstride + x)>>1),
90 2829517 ((y*c->uvstride + x)>>1),
91 };
92 int i;
93
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 11318068 for(i=0; i<3; i++){
94
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 8488551 c->src[0][i]= src[i] ? src[i] + offset[i] : NULL;
95
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 8488551 c->ref[0][i]= ref[i] ? ref[i] + offset[i] : NULL;
96 }
97
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 2829517 if(ref_index){
98
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99
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 1190997 c->ref[ref_index][i]= ref2[i] ? ref2[i] + offset[i] : NULL;
100 }
101 }
102 2829517 }
103
104 663 static int get_flags(MotionEstContext *c, int direct, int chroma){
105 663 return ((c->avctx->flags&AV_CODEC_FLAG_QPEL) ? FLAG_QPEL : 0)
106
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 663 + (direct ? FLAG_DIRECT : 0)
107
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 663 + (chroma ? FLAG_CHROMA : 0);
108 }
109
110 2467569 static av_always_inline int cmp_direct_inline(MPVEncContext *const s, const int x, const int y, const int subx, const int suby,
111 const int size, const int h, int ref_index, int src_index,
112 me_cmp_func cmp_func, me_cmp_func chroma_cmp_func, int qpel){
113 2467569 MotionEstContext *const c = &s->me;
114 2467569 const int stride= c->stride;
115 2467569 const int hx = subx + x * (1 << (1 + qpel));
116 2467569 const int hy = suby + y * (1 << (1 + qpel));
117 2467569 const uint8_t * const * const ref = c->ref[ref_index];
118 2467569 const uint8_t * const * const src = c->src[src_index];
119 int d;
120 //FIXME check chroma 4mv, (no crashes ...)
121 av_assert2(x >= c->xmin && hx <= c->xmax<<(qpel+1) && y >= c->ymin && hy <= c->ymax<<(qpel+1));
122
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 2467569 if (x >= c->xmin && hx <= c->xmax << (qpel + 1) &&
123
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 4935138 y >= c->ymin && hy <= c->ymax << (qpel + 1)) {
124 2467569 const int time_pp = s->c.pp_time;
125 2467569 const int time_pb = s->c.pb_time;
126 2467569 const int mask = 2 * qpel + 1;
127
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 2467569 if (s->c.mv_type == MV_TYPE_8X8) {
128
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 3171295 for(int i = 0; i < 4; ++i) {
129 2537036 int fx = c->direct_basis_mv[i][0] + hx;
130 2537036 int fy = c->direct_basis_mv[i][1] + hy;
131
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 2537036 int bx = hx ? fx - c->co_located_mv[i][0] : c->co_located_mv[i][0] * (time_pb - time_pp)/time_pp + ((i &1)<<(qpel+4));
132
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 2537036 int by = hy ? fy - c->co_located_mv[i][1] : c->co_located_mv[i][1] * (time_pb - time_pp)/time_pp + ((i>>1)<<(qpel+4));
133 2537036 int fxy = (fx & mask) + ((fy & mask) << (qpel + 1));
134 2537036 int bxy = (bx & mask) + ((by & mask) << (qpel + 1));
135
136 2537036 uint8_t *dst = c->temp + 8 * (i & 1) + 8 * stride * (i >> 1);
137
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 2537036 if (qpel) {
138 961440 c->qpel_put[1][fxy](dst, ref[0] + (fx >> 2) + (fy >> 2) * stride, stride);
139 961440 c->qpel_avg[1][bxy](dst, ref[8] + (bx >> 2) + (by >> 2) * stride, stride);
140 } else {
141 1575596 c->hpel_put[1][fxy](dst, ref[0] + (fx >> 1) + (fy >> 1) * stride, stride, 8);
142 1575596 c->hpel_avg[1][bxy](dst, ref[8] + (bx >> 1) + (by >> 1) * stride, stride, 8);
143 }
144 }
145 } else {
146 1833310 int fx = c->direct_basis_mv[0][0] + hx;
147 1833310 int fy = c->direct_basis_mv[0][1] + hy;
148
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 1833310 int bx = hx ? fx - c->co_located_mv[0][0] : (c->co_located_mv[0][0] * (time_pb - time_pp)/time_pp);
149
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 1833310 int by = hy ? fy - c->co_located_mv[0][1] : (c->co_located_mv[0][1] * (time_pb - time_pp)/time_pp);
150 1833310 int fxy = (fx & mask) + ((fy & mask) << (qpel + 1));
151 1833310 int bxy = (bx & mask) + ((by & mask) << (qpel + 1));
152
153
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 1833310 if (qpel) {
154 433681 c->qpel_put[1][fxy](c->temp , ref[0] + (fx>>2) + (fy>>2)*stride , stride);
155 433681 c->qpel_put[1][fxy](c->temp + 8 , ref[0] + (fx>>2) + (fy>>2)*stride + 8 , stride);
156 433681 c->qpel_put[1][fxy](c->temp + 8*stride, ref[0] + (fx>>2) + (fy>>2)*stride + 8*stride, stride);
157 433681 c->qpel_put[1][fxy](c->temp + 8 + 8*stride, ref[0] + (fx>>2) + (fy>>2)*stride + 8 + 8*stride, stride);
158 433681 c->qpel_avg[1][bxy](c->temp , ref[8] + (bx>>2) + (by>>2)*stride , stride);
159 433681 c->qpel_avg[1][bxy](c->temp + 8 , ref[8] + (bx>>2) + (by>>2)*stride + 8 , stride);
160 433681 c->qpel_avg[1][bxy](c->temp + 8*stride, ref[8] + (bx>>2) + (by>>2)*stride + 8*stride, stride);
161 433681 c->qpel_avg[1][bxy](c->temp + 8 + 8*stride, ref[8] + (bx>>2) + (by>>2)*stride + 8 + 8*stride, stride);
162 } else {
163 av_assert2((fx >> 1) + 16 * s->c.mb_x >= -16);
164 av_assert2((fy >> 1) + 16 * s->c.mb_y >= -16);
165 av_assert2((fx >> 1) + 16 * s->c.mb_x <= s->c.width);
166 av_assert2((fy >> 1) + 16 * s->c.mb_y <= s->c.height);
167 av_assert2((bx >> 1) + 16 * s->c.mb_x >= -16);
168 av_assert2((by >> 1) + 16 * s->c.mb_y >= -16);
169 av_assert2((bx >> 1) + 16 * s->c.mb_x <= s->c.width);
170 av_assert2((by >> 1) + 16 * s->c.mb_y <= s->c.height);
171
172 1399629 c->hpel_put[0][fxy](c->temp, ref[0] + (fx >> 1) + (fy >> 1) * stride, stride, 16);
173 1399629 c->hpel_avg[0][bxy](c->temp, ref[8] + (bx >> 1) + (by >> 1) * stride, stride, 16);
174 }
175 }
176 2467569 d = cmp_func(s, c->temp, src[0], stride, 16);
177 } else
178 ✗ d = 256 * 256 * 256 * 32;
179 2467569 return d;
180 }
181
182 60978095 static av_always_inline int cmp_inline(MPVEncContext *const s, const int x, const int y, const int subx, const int suby,
183 const int size, const int h, int ref_index, int src_index,
184 me_cmp_func cmp_func, me_cmp_func chroma_cmp_func, int qpel, int chroma){
185 60978095 MotionEstContext *const c = &s->me;
186 60978095 const int stride= c->stride;
187 60978095 const int uvstride= c->uvstride;
188 60978095 const int dxy= subx + (suby<<(1+qpel)); //FIXME log2_subpel?
189 60978095 const int hx= subx + x*(1<<(1+qpel));
190 60978095 const int hy= suby + y*(1<<(1+qpel));
191 60978095 const uint8_t * const * const ref = c->ref[ref_index];
192 60978095 const uint8_t * const * const src = c->src[src_index];
193 int d;
194 //FIXME check chroma 4mv, (no crashes ...)
195 int uvdxy; /* no, it might not be used uninitialized */
196
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 60978095 if (dxy) {
197
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 8184182 if (qpel) {
198
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 6149783 if (h << size == 16) {
199 6149783 c->qpel_put[size][dxy](c->temp, ref[0] + x + y * stride, stride); //FIXME prototype (add h)
200 ✗ } else if (size == 0 && h == 8) {
201 ✗ c->qpel_put[1][dxy](c->temp , ref[0] + x + y * stride , stride);
202 ✗ c->qpel_put[1][dxy](c->temp + 8, ref[0] + x + y * stride + 8, stride);
203 } else
204 av_assert2(0);
205
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 6149783 if (chroma) {
206 ✗ int cx = hx / 2;
207 ✗ int cy = hy / 2;
208 ✗ cx = (cx >> 1) | (cx & 1);
209 ✗ cy = (cy >> 1) | (cy & 1);
210 ✗ uvdxy = (cx & 1) + 2 * (cy & 1);
211 // FIXME x/y wrong, but MPEG-4 qpel is sick anyway, we should drop as much of it as possible in favor for H.264
212 }
213 } else {
214 2034399 c->hpel_put[size][dxy](c->temp, ref[0] + x + y * stride, stride, h);
215
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216 ✗ uvdxy = dxy | (x & 1) | (2 * (y & 1));
217 }
218 8184182 d = cmp_func(s, c->temp, src[0], stride, h);
219 } else {
220 52793913 d = cmp_func(s, src[0], ref[0] + x + y * stride, stride, h);
221
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222 ✗ uvdxy = (x & 1) + 2 * (y & 1);
223 }
224
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 60978095 if (chroma) {
225 ✗ uint8_t *const uvtemp = c->temp + 16 * stride;
226 ✗ c->hpel_put[size + 1][uvdxy](uvtemp , ref[1] + (x >> 1) + (y >> 1) * uvstride, uvstride, h >> 1);
227 ✗ c->hpel_put[size + 1][uvdxy](uvtemp + 8, ref[2] + (x >> 1) + (y >> 1) * uvstride, uvstride, h >> 1);
228 ✗ d += chroma_cmp_func(s, uvtemp , src[1], uvstride, h >> 1);
229 ✗ d += chroma_cmp_func(s, uvtemp + 8, src[2], uvstride, h >> 1);
230 }
231 60978095 return d;
232 }
233
234 ✗ static int cmp_simple(MPVEncContext *const s, const int x, const int y,
235 int ref_index, int src_index,
236 me_cmp_func cmp_func, me_cmp_func chroma_cmp_func){
237 ✗ return cmp_inline(s,x,y,0,0,0,16,ref_index,src_index, cmp_func, chroma_cmp_func, 0, 0);
238 }
239
240 ✗ static int cmp_fpel_internal(MPVEncContext *const s, const int x, const int y,
241 const int size, const int h, int ref_index, int src_index,
242 me_cmp_func cmp_func, me_cmp_func chroma_cmp_func, const int flags){
243 ✗ if(flags&FLAG_DIRECT){
244 ✗ return cmp_direct_inline(s,x,y,0,0,size,h,ref_index,src_index, cmp_func, chroma_cmp_func, flags&FLAG_QPEL);
245 }else{
246 ✗ return cmp_inline(s,x,y,0,0,size,h,ref_index,src_index, cmp_func, chroma_cmp_func, 0, flags&FLAG_CHROMA);
247 }
248 }
249
250 55068276 static int cmp_internal(MPVEncContext *const s, const int x, const int y, const int subx, const int suby,
251 const int size, const int h, int ref_index, int src_index,
252 me_cmp_func cmp_func, me_cmp_func chroma_cmp_func, const int flags){
253
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 55068276 if(flags&FLAG_DIRECT){
254 1639753 return cmp_direct_inline(s,x,y,subx,suby,size,h,ref_index,src_index, cmp_func, chroma_cmp_func, flags&FLAG_QPEL);
255 }else{
256 53428523 return cmp_inline(s,x,y,subx,suby,size,h,ref_index,src_index, cmp_func, chroma_cmp_func, flags&FLAG_QPEL, flags&FLAG_CHROMA);
257 }
258 }
259
260 /** @brief compares a block (either a full macroblock or a partition thereof)
261 against a proposed motion-compensated prediction of that block
262 */
263 55068276 static av_always_inline int cmp(MPVEncContext *const s, const int x, const int y, const int subx, const int suby,
264 const int size, const int h, int ref_index, int src_index,
265 me_cmp_func cmp_func, me_cmp_func chroma_cmp_func, const int flags){
266 if(av_builtin_constant_p(flags) && av_builtin_constant_p(h) && av_builtin_constant_p(size)
267 && av_builtin_constant_p(subx) && av_builtin_constant_p(suby)
268 && flags==0 && h==16 && size==0 && subx==0 && suby==0){
269 return cmp_simple(s,x,y,ref_index,src_index, cmp_func, chroma_cmp_func);
270 }else if(av_builtin_constant_p(subx) && av_builtin_constant_p(suby)
271 && subx==0 && suby==0){
272 return cmp_fpel_internal(s,x,y,size,h,ref_index,src_index, cmp_func, chroma_cmp_func,flags);
273 }else{
274 55068276 return cmp_internal(s,x,y,subx,suby,size,h,ref_index,src_index, cmp_func, chroma_cmp_func, flags);
275 }
276 }
277
278 2421988 static int cmp_hpel(MPVEncContext *const s, const int x, const int y, const int subx, const int suby,
279 const int size, const int h, int ref_index, int src_index,
280 me_cmp_func cmp_func, me_cmp_func chroma_cmp_func, const int flags){
281
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 2421988 if(flags&FLAG_DIRECT){
282 554408 return cmp_direct_inline(s,x,y,subx,suby,size,h,ref_index,src_index, cmp_func, chroma_cmp_func, 0);
283 }else{
284 1867580 return cmp_inline(s,x,y,subx,suby,size,h,ref_index,src_index, cmp_func, chroma_cmp_func, 0, flags&FLAG_CHROMA);
285 }
286 }
287
288 5955400 static int cmp_qpel(MPVEncContext *const s, const int x, const int y, const int subx, const int suby,
289 const int size, const int h, int ref_index, int src_index,
290 me_cmp_func cmp_func, me_cmp_func chroma_cmp_func, const int flags){
291
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 5955400 if(flags&FLAG_DIRECT){
292 273408 return cmp_direct_inline(s,x,y,subx,suby,size,h,ref_index,src_index, cmp_func, chroma_cmp_func, 1);
293 }else{
294 5681992 return cmp_inline(s,x,y,subx,suby,size,h,ref_index,src_index, cmp_func, chroma_cmp_func, 1, flags&FLAG_CHROMA);
295 }
296 }
297
298 #include "motion_est_template.c"
299
300 ✗ static int zero_cmp(MPVEncContext *const s, const uint8_t *a, const uint8_t *b,
301 ptrdiff_t stride, int h)
302 {
303 ✗ return 0;
304 }
305
306 ✗ static void zero_hpel(uint8_t *a, const uint8_t *b, ptrdiff_t stride, int h){
307 ✗ }
308
309 221 av_cold int ff_me_init(MotionEstContext *c, AVCodecContext *avctx,
310 const MECmpContext *mecc, int mpvenc)
311 {
312 221 int cache_size = FFMIN(ME_MAP_SIZE>>ME_MAP_SHIFT, 1<<ME_MAP_SHIFT);
313 221 int dia_size = FFMAX(FFABS(avctx->dia_size) & 255, FFABS(avctx->pre_dia_size) & 255);
314 int ret;
315
316
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 221 if (FFMIN(avctx->dia_size, avctx->pre_dia_size) < -FFMIN(ME_MAP_SIZE, MAX_SAB_SIZE)) {
317 ✗ av_log(avctx, AV_LOG_ERROR, "ME_MAP size is too small for SAB diamond\n");
318 ✗ return AVERROR(EINVAL);
319 }
320
321 221 c->avctx = avctx;
322
323
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 221 if (avctx->codec_id == AV_CODEC_ID_H261)
324 6 avctx->me_sub_cmp = avctx->me_cmp;
325
326
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 221 if (cache_size < 2 * dia_size)
327 ✗ av_log(avctx, AV_LOG_INFO, "ME_MAP size may be a little small for the selected diamond size\n");
328
329 221 ret = ff_set_cmp(mecc, c->me_pre_cmp, avctx->me_pre_cmp, mpvenc);
330 221 ret |= ff_set_cmp(mecc, c->me_cmp, avctx->me_cmp, mpvenc);
331 221 ret |= ff_set_cmp(mecc, c->me_sub_cmp, avctx->me_sub_cmp, mpvenc);
332 221 ret |= ff_set_cmp(mecc, c->mb_cmp, avctx->mb_cmp, mpvenc);
333
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 221 if (ret < 0)
334 ✗ return ret;
335
336 221 c->sse = mecc->sse[0];
337 221 memcpy(c->pix_abs, mecc->pix_abs, sizeof(c->pix_abs));
338
339 221 c->flags = get_flags(c, 0, avctx->me_cmp & FF_CMP_CHROMA);
340 221 c->sub_flags = get_flags(c, 0, avctx->me_sub_cmp & FF_CMP_CHROMA);
341 221 c->mb_flags = get_flags(c, 0, avctx->mb_cmp & FF_CMP_CHROMA);
342
343
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 221 if (avctx->codec_id == AV_CODEC_ID_H261) {
344 6 c->sub_motion_search = no_sub_motion_search;
345
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 215 } else if (avctx->flags & AV_CODEC_FLAG_QPEL) {
346 12 c->sub_motion_search= qpel_motion_search;
347 }else{
348
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 203 if(c->avctx->me_sub_cmp&FF_CMP_CHROMA)
349 ✗ c->sub_motion_search= hpel_motion_search;
350
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 203 else if( c->avctx->me_sub_cmp == FF_CMP_SAD
351
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 184 && c->avctx-> me_cmp == FF_CMP_SAD
352
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 184 && c->avctx-> mb_cmp == FF_CMP_SAD)
353 184 c->sub_motion_search= sad_hpel_motion_search; // 2050 vs. 2450 cycles
354 else
355 19 c->sub_motion_search= hpel_motion_search;
356 }
357
358 /* 8x8 fullpel search would need a 4x4 chroma compare, which we do
359 * not have yet, and even if we had, the motion estimation code
360 * does not expect it. */
361
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 221 if (avctx->codec_id != AV_CODEC_ID_SNOW) {
362
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 210 if ((avctx->me_cmp & FF_CMP_CHROMA) /* && !c->me_cmp[2] */)
363 ✗ c->me_cmp[2] = zero_cmp;
364
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 210 if ((avctx->me_sub_cmp & FF_CMP_CHROMA) && !c->me_sub_cmp[2])
365 ✗ c->me_sub_cmp[2] = zero_cmp;
366 }
367
368 221 return 0;
369 }
370
371 14981 void ff_me_init_pic(MPVEncContext *const s)
372 {
373 14981 MotionEstContext *const c = &s->me;
374
375 /*FIXME s->c.no_rounding b_type*/
376
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 14981 if (c->avctx->flags & AV_CODEC_FLAG_QPEL) {
377 530 c->qpel_avg = s->c.qdsp.avg_qpel_pixels_tab;
378
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 530 if (s->c.no_rounding)
379 99 c->qpel_put = s->c.qdsp.put_no_rnd_qpel_pixels_tab;
380 else
381 431 c->qpel_put = s->c.qdsp.put_qpel_pixels_tab;
382 }
383 14981 c->hpel_avg = s->c.hdsp.avg_pixels_tab;
384
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 14981 if (s->c.no_rounding)
385 1806 c->hpel_put = s->c.hdsp.put_no_rnd_pixels_tab;
386 else
387 13175 c->hpel_put = s->c.hdsp.put_pixels_tab;
388
389
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 14981 if (s->c.linesize) {
390 14981 c->stride = s->c.linesize;
391 14981 c->uvstride = s->c.uvlinesize;
392 }else{
393 ✗ c->stride = 16*s->c.mb_width + 32;
394 ✗ c->uvstride = 8*s->c.mb_width + 16;
395 }
396
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 14981 if (s->c.codec_id != AV_CODEC_ID_SNOW) {
397 14981 c->hpel_put[2][0]= c->hpel_put[2][1]=
398 14981 c->hpel_put[2][2]= c->hpel_put[2][3]= zero_hpel;
399 }
400 /* Reset the average MB variance and scene change stats */
401 14981 c->scene_change_score = 0;
402 14981 c->mb_var_sum_temp =
403 14981 c->mc_mb_var_sum_temp = 0;
404 14981 }
405
406 #define CHECK_SAD_HALF_MV(suffix, x, y) \
407 {\
408 d = c->pix_abs[size][(x ? 1 : 0) + (y ? 2 : 0)](NULL, pix, ptr + ((x) >> 1), stride, h); \
409 d += (mv_penalty[pen_x + x] + mv_penalty[pen_y + y])*penalty_factor;\
410 COPY3_IF_LT(dminh, d, dx, x, dy, y)\
411 }
412
413 4871765 static int sad_hpel_motion_search(MPVEncContext *const s,
414 int *mx_ptr, int *my_ptr, int dmin,
415 int src_index, int ref_index,
416 int size, int h)
417 {
418 4871765 MotionEstContext *const c = &s->me;
419 4871765 const int penalty_factor= c->sub_penalty_factor;
420 int mx, my, dminh;
421 const uint8_t *pix, *ptr;
422 4871765 int stride= c->stride;
423 4871765 LOAD_COMMON
424
425 av_assert2(c->sub_flags == 0);
426
427
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 4871765 if(c->skip){
428 370152 *mx_ptr = 0;
429 370152 *my_ptr = 0;
430 370152 return dmin;
431 }
432
433 4501613 pix = c->src[src_index][0];
434
435 4501613 mx = *mx_ptr;
436 4501613 my = *my_ptr;
437 4501613 ptr = c->ref[ref_index][0] + (my * stride) + mx;
438
439 4501613 dminh = dmin;
440
441
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 4501613 if (mx > xmin && mx < xmax &&
442
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 4242708 my > ymin && my < ymax) {
443 4159813 int dx=0, dy=0;
444 int d, pen_x, pen_y;
445 4159813 const int index= my*(1<<ME_MAP_SHIFT) + mx;
446 4159813 const int t= score_map[(index-(1<<ME_MAP_SHIFT))&(ME_MAP_SIZE-1)];
447 4159813 const int l= score_map[(index- 1 )&(ME_MAP_SIZE-1)];
448 4159813 const int r= score_map[(index+ 1 )&(ME_MAP_SIZE-1)];
449 4159813 const int b= score_map[(index+(1<<ME_MAP_SHIFT))&(ME_MAP_SIZE-1)];
450 4159813 mx += mx;
451 4159813 my += my;
452
453
454 4159813 pen_x= pred_x + mx;
455 4159813 pen_y= pred_y + my;
456
457 4159813 ptr-= stride;
458
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 4159813 if(t<=b){
459 2113158 CHECK_SAD_HALF_MV(y2 , 0, -1)
460
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 2113158 if(l<=r){
461 1316021 CHECK_SAD_HALF_MV(xy2, -1, -1)
462
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 1316021 if(t+r<=b+l){
463 769037 CHECK_SAD_HALF_MV(xy2, +1, -1)
464 769037 ptr+= stride;
465 }else{
466 546984 ptr+= stride;
467 546984 CHECK_SAD_HALF_MV(xy2, -1, +1)
468 }
469 1316021 CHECK_SAD_HALF_MV(x2 , -1, 0)
470 }else{
471 797137 CHECK_SAD_HALF_MV(xy2, +1, -1)
472
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 797137 if(t+l<=b+r){
473 439267 CHECK_SAD_HALF_MV(xy2, -1, -1)
474 439267 ptr+= stride;
475 }else{
476 357870 ptr+= stride;
477 357870 CHECK_SAD_HALF_MV(xy2, +1, +1)
478 }
479 797137 CHECK_SAD_HALF_MV(x2 , +1, 0)
480 }
481 }else{
482
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 2046655 if(l<=r){
483
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 780805 if(t+l<=b+r){
484 329965 CHECK_SAD_HALF_MV(xy2, -1, -1)
485 329965 ptr+= stride;
486 }else{
487 450840 ptr+= stride;
488 450840 CHECK_SAD_HALF_MV(xy2, +1, +1)
489 }
490 780805 CHECK_SAD_HALF_MV(x2 , -1, 0)
491 780805 CHECK_SAD_HALF_MV(xy2, -1, +1)
492 }else{
493
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 1265850 if(t+r<=b+l){
494 560968 CHECK_SAD_HALF_MV(xy2, +1, -1)
495 560968 ptr+= stride;
496 }else{
497 704882 ptr+= stride;
498 704882 CHECK_SAD_HALF_MV(xy2, -1, +1)
499 }
500 1265850 CHECK_SAD_HALF_MV(x2 , +1, 0)
501 1265850 CHECK_SAD_HALF_MV(xy2, +1, +1)
502 }
503 2046655 CHECK_SAD_HALF_MV(y2 , 0, +1)
504 }
505 4159813 mx+=dx;
506 4159813 my+=dy;
507
508 }else{
509 341800 mx += mx;
510 341800 my += my;
511 }
512
513 4501613 *mx_ptr = mx;
514 4501613 *my_ptr = my;
515 4501613 return dminh;
516 }
517
518 2432518 static inline void set_p_mv_tables(MPVEncContext *const s, int mx, int my, int mv4)
519 {
520 2432518 const int xy = s->c.mb_x + s->c.mb_y * s->c.mb_stride;
521
522 2432518 s->p_mv_table[xy][0] = mx;
523 2432518 s->p_mv_table[xy][1] = my;
524
525 /* has already been set to the 4 MV if 4MV is done */
526
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 2432518 if(mv4){
527 2169456 int mot_xy = s->c.block_index[0];
528
529 2169456 s->c.cur_pic.motion_val[0][mot_xy ][0] = mx;
530 2169456 s->c.cur_pic.motion_val[0][mot_xy ][1] = my;
531 2169456 s->c.cur_pic.motion_val[0][mot_xy + 1][0] = mx;
532 2169456 s->c.cur_pic.motion_val[0][mot_xy + 1][1] = my;
533
534 2169456 mot_xy += s->c.b8_stride;
535 2169456 s->c.cur_pic.motion_val[0][mot_xy ][0] = mx;
536 2169456 s->c.cur_pic.motion_val[0][mot_xy ][1] = my;
537 2169456 s->c.cur_pic.motion_val[0][mot_xy + 1][0] = mx;
538 2169456 s->c.cur_pic.motion_val[0][mot_xy + 1][1] = my;
539 }
540 2432518 }
541
542 /**
543 * get fullpel ME search limits.
544 */
545 3803462 static inline void get_limits(MPVEncContext *const s, int x, int y, int bframe)
546 {
547 3803462 MotionEstContext *const c = &s->me;
548
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 3803462 int range= c->avctx->me_range >> (1 + !!(c->flags&FLAG_QPEL));
549
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 3803462 int max_range = MAX_MV >> (1 + !!(c->flags&FLAG_QPEL));
550 /*
551 if(c->avctx->me_range) c->range= c->avctx->me_range >> 1;
552 else c->range= 16;
553 */
554
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 3803462 if (c->unrestricted_mv) {
555 1716832 c->xmin = - x - 16;
556 1716832 c->ymin = - y - 16;
557 1716832 c->xmax = - x + s->c.width;
558 1716832 c->ymax = - y + s->c.height;
559
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 2086630 } else if (!(av_builtin_constant_p(bframe) && bframe) && s->c.out_format == FMT_H261){
560 // Search range of H.261 is different from other codec standards
561
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 106920 c->xmin = (x > 15) ? - 15 : 0;
562
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 106920 c->ymin = (y > 15) ? - 15 : 0;
563
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 106920 c->xmax = (x < s->c.mb_width * 16 - 16) ? 15 : 0;
564
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 106920 c->ymax = (y < s->c.mb_height * 16 - 16) ? 15 : 0;
565 } else {
566 1979710 c->xmin = - x;
567 1979710 c->ymin = - y;
568 1979710 c->xmax = - x + s->c.mb_width *16 - 16;
569 1979710 c->ymax = - y + s->c.mb_height*16 - 16;
570 }
571
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 3803462 if(!range || range > max_range)
572 3803462 range = max_range;
573
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 3803462 if(range){
574 3803462 c->xmin = FFMAX(c->xmin,-range);
575 3803462 c->xmax = FFMIN(c->xmax, range);
576 3803462 c->ymin = FFMAX(c->ymin,-range);
577 3803462 c->ymax = FFMIN(c->ymax, range);
578 }
579 3803462 }
580
581 263062 static inline void init_mv4_ref(MotionEstContext *c){
582 263062 const int stride= c->stride;
583
584 263062 c->ref[1][0] = c->ref[0][0] + 8;
585 263062 c->ref[2][0] = c->ref[0][0] + 8*stride;
586 263062 c->ref[3][0] = c->ref[2][0] + 8;
587 263062 c->src[1][0] = c->src[0][0] + 8;
588 263062 c->src[2][0] = c->src[0][0] + 8*stride;
589 263062 c->src[3][0] = c->src[2][0] + 8;
590 263062 }
591
592 263062 static inline int h263_mv4_search(MPVEncContext *const s, int mx, int my, int shift)
593 {
594 263062 MotionEstContext *const c = &s->me;
595 263062 const int size= 1;
596 263062 const int h=8;
597 int block;
598 int P[10][2];
599 263062 int dmin_sum=0, mx4_sum=0, my4_sum=0, i;
600 263062 int same=1;
601 263062 const int stride= c->stride;
602 263062 const uint8_t *mv_penalty = c->current_mv_penalty;
603
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 263062 int safety_clipping = c->unrestricted_mv && (s->c.width&15) && (s->c.height&15);
604
605 263062 init_mv4_ref(c);
606
607
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 1315310 for(block=0; block<4; block++){
608 int mx4, my4;
609 int pred_x4, pred_y4;
610 int dmin4;
611 static const int off[4]= {2, 1, 1, -1};
612 1052248 const int mot_stride = s->c.b8_stride;
613 1052248 const int mot_xy = s->c.block_index[block];
614
615
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 1052248 if(safety_clipping){
616 9112 c->xmax = - 16*s->c.mb_x + s->c.width - 8*(block &1);
617 9112 c->ymax = - 16*s->c.mb_y + s->c.height - 8*(block>>1);
618 }
619
620 1052248 P_LEFT[0] = s->c.cur_pic.motion_val[0][mot_xy - 1][0];
621 1052248 P_LEFT[1] = s->c.cur_pic.motion_val[0][mot_xy - 1][1];
622
623
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 1052248 if (P_LEFT[0] > c->xmax * (1 << shift)) P_LEFT[0] = c->xmax * (1 << shift);
624
625 /* special case for first line */
626
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 1052248 if (s->c.first_slice_line && block < 2) {
627 32548 c->pred_x= pred_x4= P_LEFT[0];
628 32548 c->pred_y= pred_y4= P_LEFT[1];
629 } else {
630 1019700 P_TOP[0] = s->c.cur_pic.motion_val[0][mot_xy - mot_stride ][0];
631 1019700 P_TOP[1] = s->c.cur_pic.motion_val[0][mot_xy - mot_stride ][1];
632 1019700 P_TOPRIGHT[0] = s->c.cur_pic.motion_val[0][mot_xy - mot_stride + off[block]][0];
633 1019700 P_TOPRIGHT[1] = s->c.cur_pic.motion_val[0][mot_xy - mot_stride + off[block]][1];
634
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 1019700 if (P_TOP[1] > c->ymax * (1 << shift)) P_TOP[1] = c->ymax * (1 << shift);
635
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 1019700 if (P_TOPRIGHT[0] < c->xmin * (1 << shift)) P_TOPRIGHT[0] = c->xmin * (1 << shift);
636
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 1019700 if (P_TOPRIGHT[0] > c->xmax * (1 << shift)) P_TOPRIGHT[0] = c->xmax * (1 << shift);
637
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 1019700 if (P_TOPRIGHT[1] > c->ymax * (1 << shift)) P_TOPRIGHT[1] = c->ymax * (1 << shift);
638
639 1019700 P_MEDIAN[0]= mid_pred(P_LEFT[0], P_TOP[0], P_TOPRIGHT[0]);
640 1019700 P_MEDIAN[1]= mid_pred(P_LEFT[1], P_TOP[1], P_TOPRIGHT[1]);
641
642 1019700 c->pred_x= pred_x4 = P_MEDIAN[0];
643 1019700 c->pred_y= pred_y4 = P_MEDIAN[1];
644 }
645 1052248 P_MV1[0]= mx;
646 1052248 P_MV1[1]= my;
647
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 1052248 if(safety_clipping)
648
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 91120 for(i=1; i<10; i++){
649
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 82008 if (s->c.first_slice_line && block < 2 && i > 1 && i < 9)
650 11256 continue;
651
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 70752 if (i>4 && i<9)
652 30016 continue;
653
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 40736 if (P[i][0] > c->xmax * (1 << shift)) P[i][0] = c->xmax * (1 << shift);
654
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 40736 if (P[i][1] > c->ymax * (1 << shift)) P[i][1] = c->ymax * (1 <<shift );
655 }
656
657 1052248 dmin4 = epzs_motion_search2(s, &mx4, &my4, P, block, block, s->p_mv_table, (1<<16)>>shift, 1);
658
659 1052248 dmin4= c->sub_motion_search(s, &mx4, &my4, dmin4, block, block, size, h);
660
661
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 1052248 if (c->me_sub_cmp[0] != c->mb_cmp[0]) {
662 int dxy;
663 212708 const int offset= ((block&1) + (block>>1)*stride)*8;
664 212708 uint8_t *dest_y = c->scratchpad + offset;
665
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 212708 if (s->c.quarter_sample) {
666 56744 const uint8_t *ref = c->ref[block][0] + (mx4>>2) + (my4>>2)*stride;
667 56744 dxy = ((my4 & 3) << 2) | (mx4 & 3);
668
669 56744 c->qpel_put[1][dxy](dest_y, ref, stride);
670 }else{
671 155964 const uint8_t *ref = c->ref[block][0] + (mx4>>1) + (my4>>1)*stride;
672 155964 dxy = ((my4 & 1) << 1) | (mx4 & 1);
673
674 155964 c->hpel_put[1][dxy](dest_y, ref, stride, h);
675 }
676 212708 dmin_sum+= (mv_penalty[mx4-pred_x4] + mv_penalty[my4-pred_y4])*c->mb_penalty_factor;
677 }else
678 839540 dmin_sum+= dmin4;
679
680
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 1052248 if (s->c.quarter_sample) {
681 56744 mx4_sum+= mx4/2;
682 56744 my4_sum+= my4/2;
683 }else{
684 995504 mx4_sum+= mx4;
685 995504 my4_sum+= my4;
686 }
687
688 1052248 s->c.cur_pic.motion_val[0][s->c.block_index[block]][0] = mx4;
689 1052248 s->c.cur_pic.motion_val[0][s->c.block_index[block]][1] = my4;
690
691
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 1052248 if(mx4 != mx || my4 != my) same=0;
692 }
693
694
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 263062 if(same)
695 41942 return INT_MAX;
696
697
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 221120 if (c->me_sub_cmp[0] != c->mb_cmp[0]) {
698 52519 dmin_sum += c->mb_cmp[0](s,
699 52519 s->new_pic->data[0] +
700 52519 s->c.mb_x * 16 + s->c.mb_y * 16 * stride,
701 52519 c->scratchpad, stride, 16);
702 }
703
704
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 221120 if(c->avctx->mb_cmp&FF_CMP_CHROMA){
705 int dxy;
706 int mx, my;
707 int offset;
708
709 ✗ mx= ff_h263_round_chroma(mx4_sum);
710 ✗ my= ff_h263_round_chroma(my4_sum);
711 ✗ dxy = ((my & 1) << 1) | (mx & 1);
712
713 ✗ offset = (s->c.mb_x*8 + (mx>>1)) + (s->c.mb_y*8 + (my>>1))*s->c.uvlinesize;
714
715 ✗ c->hpel_put[1][dxy](c->scratchpad , s->c.last_pic.data[1] + offset, s->c.uvlinesize, 8);
716 ✗ c->hpel_put[1][dxy](c->scratchpad + 8, s->c.last_pic.data[2] + offset, s->c.uvlinesize, 8);
717
718 ✗ dmin_sum += c->mb_cmp[1](s, s->new_pic->data[1] + s->c.mb_x * 8 + s->c.mb_y * 8 * s->c.uvlinesize, c->scratchpad, s->c.uvlinesize, 8);
719 ✗ dmin_sum += c->mb_cmp[1](s, s->new_pic->data[2] + s->c.mb_x * 8 + s->c.mb_y * 8 * s->c.uvlinesize, c->scratchpad + 8, s->c.uvlinesize, 8);
720 }
721
722 221120 c->pred_x= mx;
723 221120 c->pred_y= my;
724
725
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 221120 switch(c->avctx->mb_cmp&0xFF){
726 /*case FF_CMP_SSE:
727 return dmin_sum+ 32*s->c.qscale*s->c.qscale;*/
728 ✗ case FF_CMP_RD:
729 ✗ return dmin_sum;
730 221120 default:
731 221120 return dmin_sum+ 11*c->mb_penalty_factor;
732 }
733 }
734
735 331233 static inline void init_interlaced_ref(MPVEncContext *const s, int ref_index)
736 {
737 331233 MotionEstContext *const c = &s->me;
738
739 331233 c->ref[1+ref_index][0] = c->ref[0+ref_index][0] + s->c.linesize;
740 331233 c->src[1][0] = c->src[0][0] + s->c.linesize;
741
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 331233 if(c->flags & FLAG_CHROMA){
742 ✗ c->ref[1+ref_index][1] = c->ref[0+ref_index][1] + s->c.uvlinesize;
743 ✗ c->ref[1+ref_index][2] = c->ref[0+ref_index][2] + s->c.uvlinesize;
744 ✗ c->src[1][1] = c->src[0][1] + s->c.uvlinesize;
745 ✗ c->src[1][2] = c->src[0][2] + s->c.uvlinesize;
746 }
747 331233 }
748
749 331233 static int interlaced_search(MPVEncContext *const s, int ref_index,
750 int16_t (*mv_tables[2][2])[2], uint8_t *field_select_tables[2], int mx, int my, int user_field_select)
751 {
752 331233 MotionEstContext *const c = &s->me;
753 331233 const int size=0;
754 331233 const int h=8;
755 int block;
756 int P[10][2];
757 331233 const uint8_t * const mv_penalty = c->current_mv_penalty;
758 331233 int same=1;
759 331233 const int stride = 2*s->c.linesize;
760 331233 int dmin_sum= 0;
761 331233 const int mot_stride = s->c.mb_stride;
762 331233 const int xy = s->c.mb_x + s->c.mb_y*mot_stride;
763
764 331233 c->ymin>>=1;
765 331233 c->ymax>>=1;
766 331233 c->stride<<=1;
767 331233 c->uvstride<<=1;
768 331233 init_interlaced_ref(s, ref_index);
769
770
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 993699 for(block=0; block<2; block++){
771 int field_select;
772 662466 int best_dmin= INT_MAX;
773 662466 int best_field= -1;
774
775
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 1987398 for(field_select=0; field_select<2; field_select++){
776 int dmin, mx_i, my_i;
777 1324932 int16_t (*mv_table)[2]= mv_tables[block][field_select];
778
779
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 1324932 if(user_field_select){
780 av_assert1(field_select==0 || field_select==1);
781 av_assert1(field_select_tables[block][xy]==0 || field_select_tables[block][xy]==1);
782 ✗ if(field_select_tables[block][xy] != field_select)
783 ✗ continue;
784 }
785
786 1324932 P_LEFT[0] = mv_table[xy - 1][0];
787 1324932 P_LEFT[1] = mv_table[xy - 1][1];
788
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 1324932 if(P_LEFT[0] > (c->xmax<<1)) P_LEFT[0] = (c->xmax<<1);
789
790 1324932 c->pred_x= P_LEFT[0];
791 1324932 c->pred_y= P_LEFT[1];
792
793
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 1324932 if (!s->c.first_slice_line) {
794 1206192 P_TOP[0] = mv_table[xy - mot_stride][0];
795 1206192 P_TOP[1] = mv_table[xy - mot_stride][1];
796 1206192 P_TOPRIGHT[0] = mv_table[xy - mot_stride + 1][0];
797 1206192 P_TOPRIGHT[1] = mv_table[xy - mot_stride + 1][1];
798
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 1206192 if(P_TOP[1] > (c->ymax<<1)) P_TOP[1] = (c->ymax<<1);
799
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 1206192 if (P_TOPRIGHT[0] < c->xmin * (1 << 1)) P_TOPRIGHT[0] = c->xmin * (1 << 1);
800
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 1206192 if(P_TOPRIGHT[0] > (c->xmax<<1)) P_TOPRIGHT[0]= (c->xmax<<1);
801
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 1206192 if(P_TOPRIGHT[1] > (c->ymax<<1)) P_TOPRIGHT[1]= (c->ymax<<1);
802
803 1206192 P_MEDIAN[0]= mid_pred(P_LEFT[0], P_TOP[0], P_TOPRIGHT[0]);
804 1206192 P_MEDIAN[1]= mid_pred(P_LEFT[1], P_TOP[1], P_TOPRIGHT[1]);
805 }
806 1324932 P_MV1[0]= mx; //FIXME not correct if block != field_select
807 1324932 P_MV1[1]= my / 2;
808
809 1324932 dmin = epzs_motion_search2(s, &mx_i, &my_i, P, block, field_select+ref_index, mv_table, (1<<16)>>1, 0);
810
811 1324932 dmin= c->sub_motion_search(s, &mx_i, &my_i, dmin, block, field_select+ref_index, size, h);
812
813 1324932 mv_table[xy][0]= mx_i;
814 1324932 mv_table[xy][1]= my_i;
815
816
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 1324932 if (c->me_sub_cmp[0] != c->mb_cmp[0]) {
817 int dxy;
818
819 //FIXME chroma ME
820 ✗ const uint8_t *ref = c->ref[field_select+ref_index][0] + (mx_i>>1) + (my_i>>1)*stride;
821 ✗ dxy = ((my_i & 1) << 1) | (mx_i & 1);
822
823 ✗ c->hpel_put[size][dxy](c->scratchpad, ref, stride, h);
824 ✗ dmin = c->mb_cmp[size](s, c->src[block][0], c->scratchpad, stride, h);
825 ✗ dmin+= (mv_penalty[mx_i-c->pred_x] + mv_penalty[my_i-c->pred_y] + 1)*c->mb_penalty_factor;
826 }else
827 1324932 dmin+= c->mb_penalty_factor; //field_select bits
828
829 1324932 dmin += field_select != block; //slightly prefer same field
830
831
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 1324932 if(dmin < best_dmin){
832 994745 best_dmin= dmin;
833 994745 best_field= field_select;
834 }
835 }
836 {
837 662466 int16_t (*mv_table)[2]= mv_tables[block][best_field];
838
839
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 662466 if(mv_table[xy][0] != mx) same=0; //FIXME check if these checks work and are any good at all
840
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 662466 if(mv_table[xy][1]&1) same=0;
841
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 662466 if(mv_table[xy][1]*2 != my) same=0;
842
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 662466 if(best_field != block) same=0;
843 }
844
845 662466 field_select_tables[block][xy]= best_field;
846 662466 dmin_sum += best_dmin;
847 }
848
849 331233 c->ymin *= 2;
850 331233 c->ymax<<=1;
851 331233 c->stride>>=1;
852 331233 c->uvstride>>=1;
853
854
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 331233 if(same)
855 55300 return INT_MAX;
856
857
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 275933 switch(c->avctx->mb_cmp&0xFF){
858 /*case FF_CMP_SSE:
859 return dmin_sum+ 32*s->c.qscale*s->c.qscale;*/
860 ✗ case FF_CMP_RD:
861 ✗ return dmin_sum;
862 275933 default:
863 275933 return dmin_sum+ 11*c->mb_penalty_factor;
864 }
865 }
866
867 8488281 static inline int get_penalty_factor(int lambda, int lambda2, int type){
868
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 8488281 switch(type&0xFF){
869 7895782 default:
870 case FF_CMP_SAD:
871 7895782 return lambda>>FF_LAMBDA_SHIFT;
872 ✗ case FF_CMP_DCT:
873 ✗ return (3*lambda)>>(FF_LAMBDA_SHIFT+1);
874 ✗ case FF_CMP_W53:
875 ✗ return (4*lambda)>>(FF_LAMBDA_SHIFT);
876 ✗ case FF_CMP_W97:
877 ✗ return (2*lambda)>>(FF_LAMBDA_SHIFT);
878 323169 case FF_CMP_SATD:
879 case FF_CMP_DCT264:
880 323169 return (2*lambda)>>FF_LAMBDA_SHIFT;
881 269330 case FF_CMP_RD:
882 case FF_CMP_PSNR:
883 case FF_CMP_SSE:
884 case FF_CMP_NSSE:
885 269330 return lambda2>>FF_LAMBDA_SHIFT;
886 ✗ case FF_CMP_BIT:
887 case FF_CMP_MEDIAN_SAD:
888 ✗ return 1;
889 }
890 }
891
892 2432518 void ff_estimate_p_frame_motion(MPVEncContext *const s,
893 int mb_x, int mb_y)
894 {
895 2432518 MotionEstContext *const c = &s->me;
896 const uint8_t *pix, *ppix;
897 2432518 int sum, mx = 0, my = 0, dmin = 0;
898 int varc; ///< the variance of the block (sum of squared (p[y][x]-average))
899 int vard; ///< sum of squared differences with the estimated motion vector
900 int P[10][2];
901 2432518 const int shift = 1 + s->c.quarter_sample;
902 2432518 int mb_type=0;
903
904 2432518 init_ref(c, s->new_pic->data, s->c.last_pic.data, NULL, 16*mb_x, 16*mb_y, 0);
905
906
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 2432518 av_assert0(s->c.quarter_sample == 0 || s->c.quarter_sample == 1);
907
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 2432518 av_assert0(s->c.linesize == c->stride);
908
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 2432518 av_assert0(s->c.uvlinesize == c->uvstride);
909
910 2432518 c->penalty_factor = get_penalty_factor(s->lambda, s->lambda2, c->avctx->me_cmp);
911 2432518 c->sub_penalty_factor = get_penalty_factor(s->lambda, s->lambda2, c->avctx->me_sub_cmp);
912 2432518 c->mb_penalty_factor = get_penalty_factor(s->lambda, s->lambda2, c->avctx->mb_cmp);
913 2432518 c->current_mv_penalty = c->mv_penalty[s->f_code] + MAX_DMV;
914
915 2432518 get_limits(s, 16*mb_x, 16*mb_y, 0);
916 2432518 c->skip=0;
917
918 /* intra / predictive decision */
919 2432518 pix = c->src[0][0];
920 2432518 sum = s->mpvencdsp.pix_sum(pix, s->c.linesize);
921 2432518 varc = s->mpvencdsp.pix_norm1(pix, s->c.linesize) -
922 2432518 (((unsigned) sum * sum) >> 8) + 500;
923
924 2432518 s->mb_mean[s->c.mb_stride * mb_y + mb_x] = (sum + 128) >> 8;
925 2432518 s->mb_var [s->c.mb_stride * mb_y + mb_x] = (varc + 128) >> 8;
926 2432518 c->mb_var_sum_temp += (varc+128)>>8;
927
928
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 2432518 if (c->motion_est != FF_ME_ZERO) {
929 2432518 const int mot_stride = s->c.b8_stride;
930 2432518 const int mot_xy = s->c.block_index[0];
931
932 2432518 P_LEFT[0] = s->c.cur_pic.motion_val[0][mot_xy - 1][0];
933 2432518 P_LEFT[1] = s->c.cur_pic.motion_val[0][mot_xy - 1][1];
934
935
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 2432518 if (P_LEFT[0] > (c->xmax << shift))
936 21306 P_LEFT[0] = c->xmax << shift;
937
938
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 2432518 if (!s->c.first_slice_line) {
939 2246405 P_TOP[0] = s->c.cur_pic.motion_val[0][mot_xy - mot_stride ][0];
940 2246405 P_TOP[1] = s->c.cur_pic.motion_val[0][mot_xy - mot_stride ][1];
941 2246405 P_TOPRIGHT[0] = s->c.cur_pic.motion_val[0][mot_xy - mot_stride + 2][0];
942 2246405 P_TOPRIGHT[1] = s->c.cur_pic.motion_val[0][mot_xy - mot_stride + 2][1];
943
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 2246405 if (P_TOP[1] > (c->ymax << shift))
944 23792 P_TOP[1] = c->ymax << shift;
945
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 2246405 if (P_TOPRIGHT[0] < (c->xmin * (1 << shift)))
946 22744 P_TOPRIGHT[0] = c->xmin * (1 << shift);
947
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 2246405 if (P_TOPRIGHT[1] > (c->ymax * (1 << shift)))
948 21965 P_TOPRIGHT[1] = c->ymax * (1 << shift);
949
950 2246405 P_MEDIAN[0] = mid_pred(P_LEFT[0], P_TOP[0], P_TOPRIGHT[0]);
951 2246405 P_MEDIAN[1] = mid_pred(P_LEFT[1], P_TOP[1], P_TOPRIGHT[1]);
952
953
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 2246405 if (s->c.out_format == FMT_H263) {
954 1147947 c->pred_x = P_MEDIAN[0];
955 1147947 c->pred_y = P_MEDIAN[1];
956 } else { /* MPEG-1 at least */
957 1098458 c->pred_x = P_LEFT[0];
958 1098458 c->pred_y = P_LEFT[1];
959 }
960 } else {
961 186113 c->pred_x = P_LEFT[0];
962 186113 c->pred_y = P_LEFT[1];
963 }
964 2432518 dmin = ff_epzs_motion_search(s, &mx, &my, P, 0, 0, s->p_mv_table, (1<<16)>>shift, 0, 16);
965 }
966
967 /* At this point (mx,my) are full-pell and the relative displacement */
968 2432518 ppix = c->ref[0][0] + (my * s->c.linesize) + mx;
969
970 2432518 vard = c->sse(NULL, pix, ppix, s->c.linesize, 16);
971
972 2432518 s->mc_mb_var[s->c.mb_stride * mb_y + mb_x] = (vard+128)>>8;
973 2432518 c->mc_mb_var_sum_temp += (vard+128)>>8;
974
975
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 2432518 if (c->avctx->mb_decision > FF_MB_DECISION_SIMPLE) {
976 373674 int p_score = FFMIN(vard, varc - 500 + (s->lambda2 >> FF_LAMBDA_SHIFT)*100);
977 373674 int i_score = varc - 500 + (s->lambda2 >> FF_LAMBDA_SHIFT)*20;
978 373674 c->scene_change_score+= ff_sqrt(p_score) - ff_sqrt(i_score);
979
980
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 373674 if (vard*2 + 200*256 > varc && !s->intra_penalty)
981 100011 mb_type|= CANDIDATE_MB_TYPE_INTRA;
982
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 373674 if (varc*2 + 200*256 > vard || s->c.qscale > 24){
983 // if (varc*2 + 200*256 + 50*(s->lambda2>>FF_LAMBDA_SHIFT) > vard){
984 371565 mb_type|= CANDIDATE_MB_TYPE_INTER;
985 371565 c->sub_motion_search(s, &mx, &my, dmin, 0, 0, 0, 16);
986
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 371565 if (s->mpv_flags & FF_MPV_FLAG_MV0)
987
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 72444 if(mx || my)
988 71884 mb_type |= CANDIDATE_MB_TYPE_SKIPPED; //FIXME check difference
989 }else{
990 2109 mx *= 1 << shift;
991 2109 my *= 1 << shift;
992 }
993
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 373674 if ((c->avctx->flags & AV_CODEC_FLAG_4MV)
994
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 289035 && !c->skip && varc>50<<8 && vard>10<<8){
995
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 263062 if(h263_mv4_search(s, mx, my, shift) < INT_MAX)
996 221120 mb_type|=CANDIDATE_MB_TYPE_INTER4V;
997
998 263062 set_p_mv_tables(s, mx, my, 0);
999 }else
1000 110612 set_p_mv_tables(s, mx, my, 1);
1001
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 373674 if ((c->avctx->flags & AV_CODEC_FLAG_INTERLACED_ME)
1002
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 15600 && !c->skip){ //FIXME varc/d checks
1003
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 15600 if(interlaced_search(s, 0, s->c.p_field_mv_table, s->p_field_select_table, mx, my, 0) < INT_MAX)
1004 13535 mb_type |= CANDIDATE_MB_TYPE_INTER_I;
1005 }
1006 }else{
1007 int intra_score, i;
1008 2058844 mb_type= CANDIDATE_MB_TYPE_INTER;
1009
1010 2058844 dmin= c->sub_motion_search(s, &mx, &my, dmin, 0, 0, 0, 16);
1011
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 2058844 if(c->avctx->me_sub_cmp != c->avctx->mb_cmp && !c->skip)
1012 ✗ dmin= get_mb_score(s, mx, my, 0, 0, 0, 16, 1);
1013
1014
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 2058844 if ((c->avctx->flags & AV_CODEC_FLAG_4MV)
1015 ✗ && !c->skip && varc>50<<8 && vard>10<<8){
1016 ✗ int dmin4= h263_mv4_search(s, mx, my, shift);
1017 ✗ if(dmin4 < dmin){
1018 ✗ mb_type= CANDIDATE_MB_TYPE_INTER4V;
1019 ✗ dmin=dmin4;
1020 }
1021 }
1022
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 2058844 if ((c->avctx->flags & AV_CODEC_FLAG_INTERLACED_ME)
1023
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 85236 && !c->skip){ //FIXME varc/d checks
1024 85233 int dmin_i= interlaced_search(s, 0, s->c.p_field_mv_table, s->p_field_select_table, mx, my, 0);
1025
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 85233 if(dmin_i < dmin){
1026 11208 mb_type = CANDIDATE_MB_TYPE_INTER_I;
1027 11208 dmin= dmin_i;
1028 }
1029 }
1030
1031 2058844 set_p_mv_tables(s, mx, my, mb_type!=CANDIDATE_MB_TYPE_INTER4V);
1032
1033 /* get intra luma score */
1034
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 2058844 if((c->avctx->mb_cmp&0xFF)==FF_CMP_SSE){
1035 ✗ intra_score= varc - 500;
1036 }else{
1037 2058844 unsigned mean = (sum+128)>>8;
1038 2058844 mean*= 0x01010101;
1039
1040
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 35000348 for(i=0; i<16; i++){
1041 32941504 *(uint32_t*)(&c->scratchpad[i*s->c.linesize+ 0]) = mean;
1042 32941504 *(uint32_t*)(&c->scratchpad[i*s->c.linesize+ 4]) = mean;
1043 32941504 *(uint32_t*)(&c->scratchpad[i*s->c.linesize+ 8]) = mean;
1044 32941504 *(uint32_t*)(&c->scratchpad[i*s->c.linesize+12]) = mean;
1045 }
1046
1047 2058844 intra_score= c->mb_cmp[0](s, c->scratchpad, pix, s->c.linesize, 16);
1048 }
1049 2058844 intra_score += c->mb_penalty_factor*16 + s->intra_penalty;
1050
1051
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 2058844 if(intra_score < dmin){
1052 95457 mb_type= CANDIDATE_MB_TYPE_INTRA;
1053 95457 s->c.cur_pic.mb_type[mb_y*s->c.mb_stride + mb_x] = CANDIDATE_MB_TYPE_INTRA; //FIXME cleanup
1054 }else
1055 1963387 s->c.cur_pic.mb_type[mb_y*s->c.mb_stride + mb_x] = 0;
1056
1057 {
1058 2058844 int p_score = FFMIN(vard, varc-500+(s->lambda2>>FF_LAMBDA_SHIFT)*100);
1059 2058844 int i_score = varc-500+(s->lambda2>>FF_LAMBDA_SHIFT)*20;
1060 2058844 c->scene_change_score+= ff_sqrt(p_score) - ff_sqrt(i_score);
1061 }
1062 }
1063
1064 2432518 s->mb_type[mb_y*s->c.mb_stride + mb_x] = mb_type;
1065 2432518 }
1066
1067 ✗ int ff_pre_estimate_p_frame_motion(MPVEncContext *const s,
1068 int mb_x, int mb_y)
1069 {
1070 ✗ MotionEstContext *const c = &s->me;
1071 int mx, my, dmin;
1072 int P[10][2];
1073 ✗ const int shift = 1 + s->c.quarter_sample;
1074 ✗ const int xy = mb_x + mb_y*s->c.mb_stride;
1075 ✗ init_ref(c, s->new_pic->data, s->c.last_pic.data, NULL, 16*mb_x, 16*mb_y, 0);
1076
1077 ✗ av_assert0(s->c.quarter_sample == 0 || s->c.quarter_sample == 1);
1078
1079 ✗ c->pre_penalty_factor = get_penalty_factor(s->lambda, s->lambda2, c->avctx->me_pre_cmp);
1080 ✗ c->current_mv_penalty = c->mv_penalty[s->f_code] + MAX_DMV;
1081
1082 ✗ get_limits(s, 16*mb_x, 16*mb_y, 0);
1083 ✗ c->skip=0;
1084
1085 ✗ P_LEFT[0] = s->p_mv_table[xy + 1][0];
1086 ✗ P_LEFT[1] = s->p_mv_table[xy + 1][1];
1087
1088 ✗ if(P_LEFT[0] < (c->xmin<<shift)) P_LEFT[0] = (c->xmin<<shift);
1089
1090 /* special case for first line */
1091 ✗ if (s->c.first_slice_line) {
1092 ✗ c->pred_x= P_LEFT[0];
1093 ✗ c->pred_y= P_LEFT[1];
1094 ✗ P_TOP[0]= P_TOPRIGHT[0]= P_MEDIAN[0]=
1095 ✗ P_TOP[1]= P_TOPRIGHT[1]= P_MEDIAN[1]= 0; //FIXME
1096 } else {
1097 ✗ P_TOP[0] = s->p_mv_table[xy + s->c.mb_stride ][0];
1098 ✗ P_TOP[1] = s->p_mv_table[xy + s->c.mb_stride ][1];
1099 ✗ P_TOPRIGHT[0] = s->p_mv_table[xy + s->c.mb_stride - 1][0];
1100 ✗ P_TOPRIGHT[1] = s->p_mv_table[xy + s->c.mb_stride - 1][1];
1101 ✗ if(P_TOP[1] < (c->ymin<<shift)) P_TOP[1] = (c->ymin<<shift);
1102 ✗ if(P_TOPRIGHT[0] > (c->xmax<<shift)) P_TOPRIGHT[0]= (c->xmax<<shift);
1103 ✗ if(P_TOPRIGHT[1] < (c->ymin<<shift)) P_TOPRIGHT[1]= (c->ymin<<shift);
1104
1105 ✗ P_MEDIAN[0]= mid_pred(P_LEFT[0], P_TOP[0], P_TOPRIGHT[0]);
1106 ✗ P_MEDIAN[1]= mid_pred(P_LEFT[1], P_TOP[1], P_TOPRIGHT[1]);
1107
1108 ✗ c->pred_x = P_MEDIAN[0];
1109 ✗ c->pred_y = P_MEDIAN[1];
1110 }
1111
1112 ✗ dmin = ff_epzs_motion_search(s, &mx, &my, P, 0, 0, s->p_mv_table, (1<<16)>>shift, 0, 16);
1113
1114 ✗ s->p_mv_table[xy][0] = mx<<shift;
1115 ✗ s->p_mv_table[xy][1] = my<<shift;
1116
1117 ✗ return dmin;
1118 }
1119
1120 793818 static int estimate_motion_b(MPVEncContext *const s, int mb_x, int mb_y,
1121 int16_t (*mv_table)[2], int ref_index, int f_code)
1122 {
1123 793818 MotionEstContext *const c = &s->me;
1124 793818 int mx = 0, my = 0, dmin = 0;
1125 int P[10][2];
1126 793818 const int shift= 1+s->c.quarter_sample;
1127 793818 const int mot_stride = s->c.mb_stride;
1128 793818 const int mot_xy = mb_y*mot_stride + mb_x;
1129 793818 const uint8_t * const mv_penalty = c->mv_penalty[f_code] + MAX_DMV;
1130 int mv_scale;
1131
1132 793818 c->current_mv_penalty= mv_penalty;
1133
1134 793818 get_limits(s, 16*mb_x, 16*mb_y, 1);
1135
1136
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 793818 if (c->motion_est != FF_ME_ZERO) {
1137 793818 P_LEFT[0] = mv_table[mot_xy - 1][0];
1138 793818 P_LEFT[1] = mv_table[mot_xy - 1][1];
1139
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 793818 if (P_LEFT[0] > (c->xmax << shift)) P_LEFT[0] = (c->xmax << shift);
1141
1142 /* special case for first line */
1143
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 793818 if (!s->c.first_slice_line) {
1144 735008 P_TOP[0] = mv_table[mot_xy - mot_stride ][0];
1145 735008 P_TOP[1] = mv_table[mot_xy - mot_stride ][1];
1146 735008 P_TOPRIGHT[0] = mv_table[mot_xy - mot_stride + 1][0];
1147 735008 P_TOPRIGHT[1] = mv_table[mot_xy - mot_stride + 1][1];
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 735008 if (P_TOP[1] > (c->ymax << shift)) P_TOP[1] = (c->ymax << shift);
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 735008 if (P_TOPRIGHT[0] < c->xmin * (1 << shift)) P_TOPRIGHT[0] = c->xmin * (1 << shift);
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 735008 if (P_TOPRIGHT[1] > (c->ymax << shift)) P_TOPRIGHT[1] = (c->ymax << shift);
1151
1152 735008 P_MEDIAN[0] = mid_pred(P_LEFT[0], P_TOP[0], P_TOPRIGHT[0]);
1153 735008 P_MEDIAN[1] = mid_pred(P_LEFT[1], P_TOP[1], P_TOPRIGHT[1]);
1154 }
1155 793818 c->pred_x = P_LEFT[0];
1156 793818 c->pred_y = P_LEFT[1];
1157
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 793818 if(mv_table == s->b_forw_mv_table){
1159 396909 mv_scale= (s->c.pb_time<<16) / (s->c.pp_time<<shift);
1160 }else{
1161 396909 mv_scale = ((s->c.pb_time - s->c.pp_time) * (1 << 16)) / (s->c.pp_time<<shift);
1162 }
1163
1164 793818 dmin = ff_epzs_motion_search(s, &mx, &my, P, 0, ref_index, s->p_mv_table, mv_scale, 0, 16);
1165 }
1166
1167 793818 dmin= c->sub_motion_search(s, &mx, &my, dmin, 0, ref_index, 0, 16);
1168
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 793818 if(c->avctx->me_sub_cmp != c->avctx->mb_cmp && !c->skip)
1170 283718 dmin= get_mb_score(s, mx, my, 0, ref_index, 0, 16, 1);
1171
1172 // s->mb_type[mb_y*s->c.mb_width + mb_x]= mb_type;
1173 793818 mv_table[mot_xy][0]= mx;
1174 793818 mv_table[mot_xy][1]= my;
1175
1176 793818 return dmin;
1177 }
1178
1179 5258102 static inline int check_bidir_mv(MPVEncContext *const s,
1180 int motion_fx, int motion_fy,
1181 int motion_bx, int motion_by,
1182 int pred_fx, int pred_fy,
1183 int pred_bx, int pred_by,
1184 int size, int h)
1185 {
1186 //FIXME optimize?
1187 //FIXME better f_code prediction (max mv & distance)
1188 //FIXME pointers
1189 5258102 MotionEstContext *const c = &s->me;
1190 5258102 const uint8_t * const mv_penalty_f = c->mv_penalty[s->f_code] + MAX_DMV; // f_code of the prev frame
1191 5258102 const uint8_t * const mv_penalty_b = c->mv_penalty[s->b_code] + MAX_DMV; // f_code of the prev frame
1192 5258102 int stride= c->stride;
1193 5258102 uint8_t *dest_y = c->scratchpad;
1194 const uint8_t *ptr;
1195 int dxy;
1196 int src_x, src_y;
1197 int fbmin;
1198 5258102 const uint8_t *const *src_data = c->src[0];
1199 5258102 const uint8_t *const *ref_data = c->ref[0];
1200 5258102 const uint8_t *const *ref2_data = c->ref[2];
1201
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 5258102 if(s->c.quarter_sample){
1203 625749 dxy = ((motion_fy & 3) << 2) | (motion_fx & 3);
1204 625749 src_x = motion_fx >> 2;
1205 625749 src_y = motion_fy >> 2;
1206
1207 625749 ptr = ref_data[0] + (src_y * stride) + src_x;
1208 625749 s->c.qdsp.put_qpel_pixels_tab[0][dxy](dest_y, ptr, stride);
1209
1210 625749 dxy = ((motion_by & 3) << 2) | (motion_bx & 3);
1211 625749 src_x = motion_bx >> 2;
1212 625749 src_y = motion_by >> 2;
1213
1214 625749 ptr = ref2_data[0] + (src_y * stride) + src_x;
1215 625749 s->c.qdsp.avg_qpel_pixels_tab[size][dxy](dest_y, ptr, stride);
1216 }else{
1217 4632353 dxy = ((motion_fy & 1) << 1) | (motion_fx & 1);
1218 4632353 src_x = motion_fx >> 1;
1219 4632353 src_y = motion_fy >> 1;
1220
1221 4632353 ptr = ref_data[0] + (src_y * stride) + src_x;
1222 4632353 s->c.hdsp.put_pixels_tab[size][dxy](dest_y , ptr , stride, h);
1223
1224 4632353 dxy = ((motion_by & 1) << 1) | (motion_bx & 1);
1225 4632353 src_x = motion_bx >> 1;
1226 4632353 src_y = motion_by >> 1;
1227
1228 4632353 ptr = ref2_data[0] + (src_y * stride) + src_x;
1229 4632353 s->c.hdsp.avg_pixels_tab[size][dxy](dest_y , ptr , stride, h);
1230 }
1231
1232 10516204 fbmin = (mv_penalty_f[motion_fx-pred_fx] + mv_penalty_f[motion_fy-pred_fy])*c->mb_penalty_factor
1233 5258102 +(mv_penalty_b[motion_bx-pred_bx] + mv_penalty_b[motion_by-pred_by])*c->mb_penalty_factor
1234 5258102 + c->mb_cmp[size](s, src_data[0], dest_y, stride, h); // FIXME new_pic
1235
1236 5258102 if(c->avctx->mb_cmp&FF_CMP_CHROMA){
1237 }
1238 //FIXME CHROMA !!!
1239
1240 5258102 return fbmin;
1241 }
1242
1243 /* refine the bidir vectors in hq mode and return the score in both lq & hq mode*/
1244 396909 static inline int bidir_refine(MPVEncContext *const s, int mb_x, int mb_y)
1245 {
1246 396909 MotionEstContext *const c = &s->me;
1247 396909 const int mot_stride = s->c.mb_stride;
1248 396909 const int xy = mb_y *mot_stride + mb_x;
1249 int fbmin;
1250 396909 int pred_fx= s->b_bidir_forw_mv_table[xy-1][0];
1251 396909 int pred_fy= s->b_bidir_forw_mv_table[xy-1][1];
1252 396909 int pred_bx= s->b_bidir_back_mv_table[xy-1][0];
1253 396909 int pred_by= s->b_bidir_back_mv_table[xy-1][1];
1254 396909 int motion_fx= s->b_bidir_forw_mv_table[xy][0]= s->b_forw_mv_table[xy][0];
1255 396909 int motion_fy= s->b_bidir_forw_mv_table[xy][1]= s->b_forw_mv_table[xy][1];
1256 396909 int motion_bx= s->b_bidir_back_mv_table[xy][0]= s->b_back_mv_table[xy][0];
1257 396909 int motion_by= s->b_bidir_back_mv_table[xy][1]= s->b_back_mv_table[xy][1];
1258 396909 const int flags= c->sub_flags;
1259 396909 const int qpel= flags&FLAG_QPEL;
1260 396909 const int shift= 1+qpel;
1261 396909 const int xmin= c->xmin * (1 << shift);
1262 396909 const int ymin= c->ymin * (1 << shift);
1263 396909 const int xmax= c->xmax<<shift;
1264 396909 const int ymax= c->ymax<<shift;
1265 #define HASH(fx,fy,bx,by) ((fx)+17*(fy)+63*(bx)+117*(by))
1266 #define HASH8(fx,fy,bx,by) ((uint8_t)HASH(fx,fy,bx,by))
1267 396909 int hashidx= HASH(motion_fx,motion_fy, motion_bx, motion_by);
1268 396909 uint8_t map[256] = { 0 };
1269
1270 396909 map[hashidx&255] = 1;
1271
1272 396909 fbmin= check_bidir_mv(s, motion_fx, motion_fy,
1273 motion_bx, motion_by,
1274 pred_fx, pred_fy,
1275 pred_bx, pred_by,
1276 0, 16);
1277
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 396909 if (c->avctx->bidir_refine) {
1279 int end;
1280 static const uint8_t limittab[5]={0,8,32,64,80};
1281 396909 const int limit = limittab[c->avctx->bidir_refine];
1282 static const int8_t vect[][4]={
1283 { 0, 0, 0, 1}, { 0, 0, 0,-1}, { 0, 0, 1, 0}, { 0, 0,-1, 0}, { 0, 1, 0, 0}, { 0,-1, 0, 0}, { 1, 0, 0, 0}, {-1, 0, 0, 0},
1284
1285 { 0, 0, 1, 1}, { 0, 0,-1,-1}, { 0, 1, 1, 0}, { 0,-1,-1, 0}, { 1, 1, 0, 0}, {-1,-1, 0, 0}, { 1, 0, 0, 1}, {-1, 0, 0,-1},
1286 { 0, 1, 0, 1}, { 0,-1, 0,-1}, { 1, 0, 1, 0}, {-1, 0,-1, 0},
1287 { 0, 0,-1, 1}, { 0, 0, 1,-1}, { 0,-1, 1, 0}, { 0, 1,-1, 0}, {-1, 1, 0, 0}, { 1,-1, 0, 0}, { 1, 0, 0,-1}, {-1, 0, 0, 1},
1288 { 0,-1, 0, 1}, { 0, 1, 0,-1}, {-1, 0, 1, 0}, { 1, 0,-1, 0},
1289
1290 { 0, 1, 1, 1}, { 0,-1,-1,-1}, { 1, 1, 1, 0}, {-1,-1,-1, 0}, { 1, 1, 0, 1}, {-1,-1, 0,-1}, { 1, 0, 1, 1}, {-1, 0,-1,-1},
1291 { 0,-1, 1, 1}, { 0, 1,-1,-1}, {-1, 1, 1, 0}, { 1,-1,-1, 0}, { 1, 1, 0,-1}, {-1,-1, 0, 1}, { 1, 0,-1, 1}, {-1, 0, 1,-1},
1292 { 0, 1,-1, 1}, { 0,-1, 1,-1}, { 1,-1, 1, 0}, {-1, 1,-1, 0}, {-1, 1, 0, 1}, { 1,-1, 0,-1}, { 1, 0, 1,-1}, {-1, 0,-1, 1},
1293 { 0, 1, 1,-1}, { 0,-1,-1, 1}, { 1, 1,-1, 0}, {-1,-1, 1, 0}, { 1,-1, 0, 1}, {-1, 1, 0,-1}, {-1, 0, 1, 1}, { 1, 0,-1,-1},
1294
1295 { 1, 1, 1, 1}, {-1,-1,-1,-1},
1296 { 1, 1, 1,-1}, {-1,-1,-1, 1}, { 1, 1,-1, 1}, {-1,-1, 1,-1}, { 1,-1, 1, 1}, {-1, 1,-1,-1}, {-1, 1, 1, 1}, { 1,-1,-1,-1},
1297 { 1, 1,-1,-1}, {-1,-1, 1, 1}, { 1,-1,-1, 1}, {-1, 1, 1,-1}, { 1,-1, 1,-1}, {-1, 1,-1, 1},
1298 };
1299 static const uint8_t hash[]={
1300 HASH8( 0, 0, 0, 1), HASH8( 0, 0, 0,-1), HASH8( 0, 0, 1, 0), HASH8( 0, 0,-1, 0), HASH8( 0, 1, 0, 0), HASH8( 0,-1, 0, 0), HASH8( 1, 0, 0, 0), HASH8(-1, 0, 0, 0),
1301
1302 HASH8( 0, 0, 1, 1), HASH8( 0, 0,-1,-1), HASH8( 0, 1, 1, 0), HASH8( 0,-1,-1, 0), HASH8( 1, 1, 0, 0), HASH8(-1,-1, 0, 0), HASH8( 1, 0, 0, 1), HASH8(-1, 0, 0,-1),
1303 HASH8( 0, 1, 0, 1), HASH8( 0,-1, 0,-1), HASH8( 1, 0, 1, 0), HASH8(-1, 0,-1, 0),
1304 HASH8( 0, 0,-1, 1), HASH8( 0, 0, 1,-1), HASH8( 0,-1, 1, 0), HASH8( 0, 1,-1, 0), HASH8(-1, 1, 0, 0), HASH8( 1,-1, 0, 0), HASH8( 1, 0, 0,-1), HASH8(-1, 0, 0, 1),
1305 HASH8( 0,-1, 0, 1), HASH8( 0, 1, 0,-1), HASH8(-1, 0, 1, 0), HASH8( 1, 0,-1, 0),
1306
1307 HASH8( 0, 1, 1, 1), HASH8( 0,-1,-1,-1), HASH8( 1, 1, 1, 0), HASH8(-1,-1,-1, 0), HASH8( 1, 1, 0, 1), HASH8(-1,-1, 0,-1), HASH8( 1, 0, 1, 1), HASH8(-1, 0,-1,-1),
1308 HASH8( 0,-1, 1, 1), HASH8( 0, 1,-1,-1), HASH8(-1, 1, 1, 0), HASH8( 1,-1,-1, 0), HASH8( 1, 1, 0,-1), HASH8(-1,-1, 0, 1), HASH8( 1, 0,-1, 1), HASH8(-1, 0, 1,-1),
1309 HASH8( 0, 1,-1, 1), HASH8( 0,-1, 1,-1), HASH8( 1,-1, 1, 0), HASH8(-1, 1,-1, 0), HASH8(-1, 1, 0, 1), HASH8( 1,-1, 0,-1), HASH8( 1, 0, 1,-1), HASH8(-1, 0,-1, 1),
1310 HASH8( 0, 1, 1,-1), HASH8( 0,-1,-1, 1), HASH8( 1, 1,-1, 0), HASH8(-1,-1, 1, 0), HASH8( 1,-1, 0, 1), HASH8(-1, 1, 0,-1), HASH8(-1, 0, 1, 1), HASH8( 1, 0,-1,-1),
1311
1312 HASH8( 1, 1, 1, 1), HASH8(-1,-1,-1,-1),
1313 HASH8( 1, 1, 1,-1), HASH8(-1,-1,-1, 1), HASH8( 1, 1,-1, 1), HASH8(-1,-1, 1,-1), HASH8( 1,-1, 1, 1), HASH8(-1, 1,-1,-1), HASH8(-1, 1, 1, 1), HASH8( 1,-1,-1,-1),
1314 HASH8( 1, 1,-1,-1), HASH8(-1,-1, 1, 1), HASH8( 1,-1,-1, 1), HASH8(-1, 1, 1,-1), HASH8( 1,-1, 1,-1), HASH8(-1, 1,-1, 1),
1315 };
1316
1317 #define CHECK_BIDIR(fx,fy,bx,by)\
1318 if( !map[(hashidx+HASH(fx,fy,bx,by))&255]\
1319 &&(fx<=0 || motion_fx+fx<=xmax) && (fy<=0 || motion_fy+fy<=ymax) && (bx<=0 || motion_bx+bx<=xmax) && (by<=0 || motion_by+by<=ymax)\
1320 &&(fx>=0 || motion_fx+fx>=xmin) && (fy>=0 || motion_fy+fy>=ymin) && (bx>=0 || motion_bx+bx>=xmin) && (by>=0 || motion_by+by>=ymin)){\
1321 int score;\
1322 map[(hashidx+HASH(fx,fy,bx,by))&255] = 1;\
1323 score= check_bidir_mv(s, motion_fx+fx, motion_fy+fy, motion_bx+bx, motion_by+by, pred_fx, pred_fy, pred_bx, pred_by, 0, 16);\
1324 if(score < fbmin){\
1325 hashidx += HASH(fx,fy,bx,by);\
1326 fbmin= score;\
1327 motion_fx+=fx;\
1328 motion_fy+=fy;\
1329 motion_bx+=bx;\
1330 motion_by+=by;\
1331 end=0;\
1332 }\
1333 }
1334 #define CHECK_BIDIR2(a,b,c,d)\
1335 CHECK_BIDIR(a,b,c,d)\
1336 CHECK_BIDIR(-(a),-(b),-(c),-(d))
1337
1338 do{
1339 int i;
1340 800082 int borderdist=0;
1341 800082 end=1;
1342
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 800082 CHECK_BIDIR2(0,0,0,1)
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 800082 CHECK_BIDIR2(0,0,1,0)
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 800082 CHECK_BIDIR2(0,1,0,0)
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 800082 CHECK_BIDIR2(1,0,0,0)
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 800082 for(i=8; i<limit; i++){
1349 ✗ int fx= motion_fx+vect[i][0];
1350 ✗ int fy= motion_fy+vect[i][1];
1351 ✗ int bx= motion_bx+vect[i][2];
1352 ✗ int by= motion_by+vect[i][3];
1353 ✗ if(borderdist<=0){
1354 ✗ int a= (xmax - FFMAX(fx,bx))|(FFMIN(fx,bx) - xmin);
1355 ✗ int b= (ymax - FFMAX(fy,by))|(FFMIN(fy,by) - ymin);
1356 ✗ if((a|b) < 0)
1357 ✗ map[(hashidx+hash[i])&255] = 1;
1358 }
1359 ✗ if(!map[(hashidx+hash[i])&255]){
1360 int score;
1361 ✗ map[(hashidx+hash[i])&255] = 1;
1362 ✗ score= check_bidir_mv(s, fx, fy, bx, by, pred_fx, pred_fy, pred_bx, pred_by, 0, 16);
1363 ✗ if(score < fbmin){
1364 ✗ hashidx += hash[i];
1365 ✗ fbmin= score;
1366 ✗ motion_fx=fx;
1367 ✗ motion_fy=fy;
1368 ✗ motion_bx=bx;
1369 ✗ motion_by=by;
1370 ✗ end=0;
1371 ✗ borderdist--;
1372 ✗ if(borderdist<=0){
1373 ✗ int a= FFMIN(xmax - FFMAX(fx,bx), FFMIN(fx,bx) - xmin);
1374 ✗ int b= FFMIN(ymax - FFMAX(fy,by), FFMIN(fy,by) - ymin);
1375 ✗ borderdist= FFMIN(a,b);
1376 }
1377 }
1378 }
1379 }
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 800082 }while(!end);
1381 }
1382
1383 396909 s->b_bidir_forw_mv_table[xy][0]= motion_fx;
1384 396909 s->b_bidir_forw_mv_table[xy][1]= motion_fy;
1385 396909 s->b_bidir_back_mv_table[xy][0]= motion_bx;
1386 396909 s->b_bidir_back_mv_table[xy][1]= motion_by;
1387
1388 396909 return fbmin;
1389 }
1390
1391 180207 static inline int direct_search(MPVEncContext *const s, int mb_x, int mb_y)
1392 {
1393 180207 MotionEstContext *const c = &s->me;
1394 int P[10][2];
1395 180207 const int mot_stride = s->c.mb_stride;
1396 180207 const int mot_xy = mb_y*mot_stride + mb_x;
1397 180207 const int shift= 1+s->c.quarter_sample;
1398 int dmin, i;
1399 180207 const int time_pp= s->c.pp_time;
1400 180207 const int time_pb= s->c.pb_time;
1401 int mx, my, xmin, xmax, ymin, ymax;
1402 180207 int16_t (*mv_table)[2]= s->b_direct_mv_table;
1403
1404 180207 c->current_mv_penalty= c->mv_penalty[1] + MAX_DMV;
1405 180207 ymin= xmin=(-32)>>shift;
1406 180207 ymax= xmax= 31>>shift;
1407
1408
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 180207 if (IS_8X8(s->c.next_pic.mb_type[mot_xy])) {
1409 52590 s->c.mv_type = MV_TYPE_8X8;
1410 }else{
1411 127617 s->c.mv_type = MV_TYPE_16X16;
1412 }
1413
1414
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 390567 for(i=0; i<4; i++){
1415 337977 int index= s->c.block_index[i];
1416 int min, max;
1417
1418 337977 c->co_located_mv[i][0] = s->c.next_pic.motion_val[0][index][0];
1419 337977 c->co_located_mv[i][1] = s->c.next_pic.motion_val[0][index][1];
1420 337977 c->direct_basis_mv[i][0]= c->co_located_mv[i][0]*time_pb/time_pp + ((i& 1)<<(shift+3));
1421 337977 c->direct_basis_mv[i][1]= c->co_located_mv[i][1]*time_pb/time_pp + ((i>>1)<<(shift+3));
1422 // c->direct_basis_mv[1][i][0]= c->co_located_mv[i][0]*(time_pb - time_pp)/time_pp + ((i &1)<<(shift+3);
1423 // c->direct_basis_mv[1][i][1]= c->co_located_mv[i][1]*(time_pb - time_pp)/time_pp + ((i>>1)<<(shift+3);
1424
1425
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 337977 max= FFMAX(c->direct_basis_mv[i][0], c->direct_basis_mv[i][0] - c->co_located_mv[i][0])>>shift;
1426
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 337977 min= FFMIN(c->direct_basis_mv[i][0], c->direct_basis_mv[i][0] - c->co_located_mv[i][0])>>shift;
1427 337977 max+= 16*mb_x + 1; // +-1 is for the simpler rounding
1428 337977 min+= 16*mb_x - 1;
1429 337977 xmax= FFMIN(xmax, s->c.width - max);
1430 337977 xmin= FFMAX(xmin, - 16 - min);
1431
1432
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 337977 max= FFMAX(c->direct_basis_mv[i][1], c->direct_basis_mv[i][1] - c->co_located_mv[i][1])>>shift;
1433
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 337977 min= FFMIN(c->direct_basis_mv[i][1], c->direct_basis_mv[i][1] - c->co_located_mv[i][1])>>shift;
1434 337977 max+= 16*mb_y + 1; // +-1 is for the simpler rounding
1435 337977 min+= 16*mb_y - 1;
1436 337977 ymax= FFMIN(ymax, s->c.height - max);
1437 337977 ymin= FFMAX(ymin, - 16 - min);
1438
1439
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 337977 if(s->c.mv_type == MV_TYPE_16X16) break;
1440 }
1441
1442 av_assert2(xmax <= 15 && ymax <= 15 && xmin >= -16 && ymin >= -16);
1443
1444
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 180207 if(xmax < 0 || xmin >0 || ymax < 0 || ymin > 0){
1445 80 s->b_direct_mv_table[mot_xy][0]= 0;
1446 80 s->b_direct_mv_table[mot_xy][1]= 0;
1447
1448 80 return 256*256*256*64-1;
1449 }
1450
1451 180127 c->xmin= xmin;
1452 180127 c->ymin= ymin;
1453 180127 c->xmax= xmax;
1454 180127 c->ymax= ymax;
1455 180127 c->flags |= FLAG_DIRECT;
1456 180127 c->sub_flags |= FLAG_DIRECT;
1457 180127 c->pred_x=0;
1458 180127 c->pred_y=0;
1459
1460 180127 P_LEFT[0] = av_clip(mv_table[mot_xy - 1][0], xmin * (1 << shift), xmax << shift);
1461 180127 P_LEFT[1] = av_clip(mv_table[mot_xy - 1][1], ymin * (1 << shift), ymax << shift);
1462
1463 /* special case for first line */
1464
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 180127 if (!s->c.first_slice_line) { //FIXME maybe allow this over thread boundary as it is clipped
1465 167574 P_TOP[0] = av_clip(mv_table[mot_xy - mot_stride ][0], xmin * (1 << shift), xmax << shift);
1466 167574 P_TOP[1] = av_clip(mv_table[mot_xy - mot_stride ][1], ymin * (1 << shift), ymax << shift);
1467 167574 P_TOPRIGHT[0] = av_clip(mv_table[mot_xy - mot_stride + 1][0], xmin * (1 << shift), xmax << shift);
1468 167574 P_TOPRIGHT[1] = av_clip(mv_table[mot_xy - mot_stride + 1][1], ymin * (1 << shift), ymax << shift);
1469
1470 167574 P_MEDIAN[0]= mid_pred(P_LEFT[0], P_TOP[0], P_TOPRIGHT[0]);
1471 167574 P_MEDIAN[1]= mid_pred(P_LEFT[1], P_TOP[1], P_TOPRIGHT[1]);
1472 }
1473
1474 180127 dmin = ff_epzs_motion_search(s, &mx, &my, P, 0, 0, mv_table, 1<<(16-shift), 0, 16);
1475
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 180127 if(c->sub_flags&FLAG_QPEL)
1476 38282 dmin = qpel_motion_search(s, &mx, &my, dmin, 0, 0, 0, 16);
1477 else
1478 141845 dmin = hpel_motion_search(s, &mx, &my, dmin, 0, 0, 0, 16);
1479
1480
4/4
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 180127 if(c->avctx->me_sub_cmp != c->avctx->mb_cmp && !c->skip)
1481 103531 dmin= get_mb_score(s, mx, my, 0, 0, 0, 16, 1);
1482
1483 180127 get_limits(s, 16*mb_x, 16*mb_y, 1); //restore c->?min/max, maybe not needed
1484
1485 180127 mv_table[mot_xy][0]= mx;
1486 180127 mv_table[mot_xy][1]= my;
1487 180127 c->flags &= ~FLAG_DIRECT;
1488 180127 c->sub_flags &= ~FLAG_DIRECT;
1489
1490 180127 return dmin;
1491 }
1492
1493 396999 void ff_estimate_b_frame_motion(MPVEncContext *const s,
1494 int mb_x, int mb_y)
1495 {
1496 396999 MotionEstContext *const c = &s->me;
1497 int fmin, bmin, dmin, fbmin, bimin, fimin;
1498 396999 int type=0;
1499 396999 const int xy = mb_y*s->c.mb_stride + mb_x;
1500 396999 init_ref(c, s->new_pic->data, s->c.last_pic.data,
1501 396999 s->c.next_pic.data, 16 * mb_x, 16 * mb_y, 2);
1502
1503 396999 get_limits(s, 16*mb_x, 16*mb_y, 1);
1504
1505 396999 c->skip=0;
1506
1507
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 396999 if (s->c.codec_id == AV_CODEC_ID_MPEG4 && s->c.next_pic.mbskip_table[xy]) {
1508 90 int score= direct_search(s, mb_x, mb_y); //FIXME just check 0,0
1509
1510 90 score= ((unsigned)(score*score + 128*256))>>16;
1511 90 c->mc_mb_var_sum_temp += score;
1512 90 s->mc_mb_var[mb_y*s->c.mb_stride + mb_x] = score; //FIXME use SSE
1513 90 s->mb_type[mb_y*s->c.mb_stride + mb_x]= CANDIDATE_MB_TYPE_DIRECT0;
1514
1515 90 return;
1516 }
1517
1518 396909 c->penalty_factor = get_penalty_factor(s->lambda, s->lambda2, c->avctx->me_cmp);
1519 396909 c->sub_penalty_factor= get_penalty_factor(s->lambda, s->lambda2, c->avctx->me_sub_cmp);
1520 396909 c->mb_penalty_factor = get_penalty_factor(s->lambda, s->lambda2, c->avctx->mb_cmp);
1521
1522
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 396909 if (s->c.codec_id == AV_CODEC_ID_MPEG4)
1523 180117 dmin= direct_search(s, mb_x, mb_y);
1524 else
1525 216792 dmin= INT_MAX;
1526
1527 // FIXME penalty stuff for non-MPEG-4
1528 396909 c->skip=0;
1529 396909 fmin = estimate_motion_b(s, mb_x, mb_y, s->b_forw_mv_table, 0, s->f_code) +
1530 396909 3 * c->mb_penalty_factor;
1531
1532 396909 c->skip=0;
1533 396909 bmin = estimate_motion_b(s, mb_x, mb_y, s->b_back_mv_table, 2, s->b_code) +
1534 396909 2 * c->mb_penalty_factor;
1535 ff_dlog(c->avctx, " %d %d ", s->b_forw_mv_table[xy][0], s->b_forw_mv_table[xy][1]);
1536
1537 396909 c->skip=0;
1538 396909 fbmin= bidir_refine(s, mb_x, mb_y) + c->mb_penalty_factor;
1539 ff_dlog(c->avctx, "%d %d %d %d\n", dmin, fmin, bmin, fbmin);
1540
1541
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 396909 if (c->avctx->flags & AV_CODEC_FLAG_INTERLACED_ME) {
1542 //FIXME mb type penalty
1543 115200 c->skip=0;
1544 115200 c->current_mv_penalty = c->mv_penalty[s->f_code] + MAX_DMV;
1545 115200 fimin= interlaced_search(s, 0,
1546 115200 s->b_field_mv_table[0], s->b_field_select_table[0],
1547 115200 s->b_forw_mv_table[xy][0], s->b_forw_mv_table[xy][1], 0);
1548 115200 c->current_mv_penalty = c->mv_penalty[s->b_code] + MAX_DMV;
1549 115200 bimin= interlaced_search(s, 2,
1550 115200 s->b_field_mv_table[1], s->b_field_select_table[1],
1551 115200 s->b_back_mv_table[xy][0], s->b_back_mv_table[xy][1], 0);
1552 }else
1553 281709 fimin= bimin= INT_MAX;
1554
1555 {
1556 396909 int score= fmin;
1557 396909 type = CANDIDATE_MB_TYPE_FORWARD;
1558
1559
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 396909 if (dmin <= score){
1560 54175 score = dmin;
1561 54175 type = CANDIDATE_MB_TYPE_DIRECT;
1562 }
1563
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 396909 if(bmin<score){
1564 198716 score=bmin;
1565 198716 type= CANDIDATE_MB_TYPE_BACKWARD;
1566 }
1567
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 396909 if(fbmin<score){
1568 233673 score=fbmin;
1569 233673 type= CANDIDATE_MB_TYPE_BIDIR;
1570 }
1571
2/2
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 396909 if(fimin<score){
1572 3902 score=fimin;
1573 3902 type= CANDIDATE_MB_TYPE_FORWARD_I;
1574 }
1575
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 396909 if(bimin<score){
1576 4095 score=bimin;
1577 4095 type= CANDIDATE_MB_TYPE_BACKWARD_I;
1578 }
1579
1580 396909 score= ((unsigned)(score*score + 128*256))>>16;
1581 396909 c->mc_mb_var_sum_temp += score;
1582 396909 s->mc_mb_var[mb_y*s->c.mb_stride + mb_x] = score; //FIXME use SSE
1583 }
1584
1585
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 396909 if(c->avctx->mb_decision > FF_MB_DECISION_SIMPLE){
1586 218539 type= CANDIDATE_MB_TYPE_FORWARD | CANDIDATE_MB_TYPE_BACKWARD | CANDIDATE_MB_TYPE_BIDIR | CANDIDATE_MB_TYPE_DIRECT;
1587
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 218539 if(fimin < INT_MAX)
1588 30990 type |= CANDIDATE_MB_TYPE_FORWARD_I;
1589
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 218539 if(bimin < INT_MAX)
1590 31154 type |= CANDIDATE_MB_TYPE_BACKWARD_I;
1591
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 218539 if(fimin < INT_MAX && bimin < INT_MAX){
1592 26027 type |= CANDIDATE_MB_TYPE_BIDIR_I;
1593 }
1594 //FIXME something smarter
1595
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 218539 if(dmin>256*256*16) type&= ~CANDIDATE_MB_TYPE_DIRECT; //do not try direct mode if it is invalid for this MB
1596
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 218539 if (s->c.codec_id == AV_CODEC_ID_MPEG4 && type&CANDIDATE_MB_TYPE_DIRECT &&
1597
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 141760 s->mpv_flags & FF_MPV_FLAG_MV0 && *(uint32_t*)s->b_direct_mv_table[xy])
1598 36624 type |= CANDIDATE_MB_TYPE_DIRECT0;
1599 }
1600
1601 396909 s->mb_type[mb_y*s->c.mb_stride + mb_x]= type;
1602 }
1603
1604 /* find best f_code for ME which do unlimited searches */
1605 13168 int ff_get_best_fcode(MPVMainEncContext *const m, const int16_t (*mv_table)[2], int type)
1606 {
1607 13168 MPVEncContext *const s = &m->s;
1608 13168 MotionEstContext *const c = &s->me;
1609
1610
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 13168 if (c->motion_est != FF_ME_ZERO) {
1611 int score[8];
1612
1/2
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 13168 int i, range = c->avctx->me_range ? c->avctx->me_range : (INT_MAX/2);
1613 13168 const uint8_t * fcode_tab = m->fcode_tab;
1614 13168 int best_fcode=-1;
1615 13168 int best_score=-10000000;
1616
1617
2/2
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 13168 if (s->c.msmpeg4_version != MSMP4_UNUSED)
1618 742 range= FFMIN(range, 16);
1619
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 12426 else if (s->c.codec_id == AV_CODEC_ID_MPEG2VIDEO &&
1620
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 6239 c->avctx->strict_std_compliance >= FF_COMPLIANCE_NORMAL)
1621 5631 range= FFMIN(range, 256);
1622
1623
2/2
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 118512 for(i=0; i<8; i++) score[i]= s->c.mb_num*(8-i);
1624
1625
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 198868 for (int y = 0; y < s->c.mb_height; y++) {
1626 int x;
1627 185700 int xy= y*s->c.mb_stride;
1628
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 4291888 for(x=0; x<s->c.mb_width; x++, xy++){
1629
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 4106188 if(s->mb_type[xy] & type){
1630 3393495 int mx= mv_table[xy][0];
1631 3393495 int my= mv_table[xy][1];
1632 3393495 int fcode = FFMAX(fcode_tab[mx], fcode_tab[my]);
1633 int j;
1634
1635
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 3393495 if (mx >= range || mx < -range ||
1636
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 3391075 my >= range || my < -range)
1637 2879 continue;
1638
1639
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 6997238 for(j=0; j<fcode && j<8; j++){
1640
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 3606622 if (s->c.pict_type == AV_PICTURE_TYPE_B ||
1641
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 2391182 s->mc_mb_var[xy] < s->mb_var[xy])
1642 3495655 score[j]-= 170;
1643 }
1644 }
1645 }
1646 }
1647
1648
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 105344 for(i=1; i<8; i++){
1649
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 92176 if(score[i] > best_score){
1650 17192 best_score= score[i];
1651 17192 best_fcode= i;
1652 }
1653 }
1654
1655 13168 return best_fcode;
1656 }else{
1657 ✗ return 1;
1658 }
1659 }
1660
1661 7868 void ff_fix_long_p_mvs(MPVEncContext *const s, int type)
1662 {
1663 7868 MotionEstContext *const c = &s->me;
1664 7868 const int f_code= s->f_code;
1665 int y, range;
1666
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 7868 av_assert0(s->c.pict_type == AV_PICTURE_TYPE_P);
1667
1668
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 7868 range = (((s->c.out_format == FMT_MPEG1 || s->c.msmpeg4_version != MSMP4_UNUSED) ? 8 : 16) << f_code);
1669
1670
3/4
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 7868 av_assert0(range <= 16 || s->c.msmpeg4_version == MSMP4_UNUSED);
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 7868 av_assert0(range <=256 || !(s->c.codec_id == AV_CODEC_ID_MPEG2VIDEO && c->avctx->strict_std_compliance >= FF_COMPLIANCE_NORMAL));
1672
1673
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 7868 if(c->avctx->me_range && range > c->avctx->me_range) range= c->avctx->me_range;
1674
1675
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 7868 if (c->avctx->flags & AV_CODEC_FLAG_4MV) {
1676 980 const int wrap= s->c.b8_stride;
1677
1678 /* clip / convert to intra 8x8 type MVs */
1679
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 14780 for(y=0; y<s->c.mb_height; y++){
1680 13800 int xy= y*2*wrap;
1681 13800 int i= y*s->c.mb_stride;
1682 int x;
1683
1684
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 302808 for(x=0; x<s->c.mb_width; x++){
1685
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 289008 if(s->mb_type[i]&CANDIDATE_MB_TYPE_INTER4V){
1686 int block;
1687
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 1105470 for(block=0; block<4; block++){
1688 884376 int off= (block& 1) + (block>>1)*wrap;
1689 884376 int mx = s->c.cur_pic.motion_val[0][ xy + off ][0];
1690 884376 int my = s->c.cur_pic.motion_val[0][ xy + off ][1];
1691
1692
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 884376 if( mx >=range || mx <-range
1693
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 883226 || my >=range || my <-range){
1694 1627 s->mb_type[i] &= ~CANDIDATE_MB_TYPE_INTER4V;
1695 1627 s->mb_type[i] |= type;
1696 1627 s->c.cur_pic.mb_type[i] = type;
1697 }
1698 }
1699 }
1700 289008 xy+=2;
1701 289008 i++;
1702 }
1703 }
1704 }
1705 7868 }
1706
1707 /**
1708 * @param truncate 1 for truncation, 0 for using intra
1709 */
1710 17444 void ff_fix_long_mvs(MPVEncContext *const s, uint8_t *field_select_table, int field_select,
1711 int16_t (*mv_table)[2], int f_code, int type, int truncate)
1712 {
1713 17444 MotionEstContext *const c = &s->me;
1714 int y, h_range, v_range;
1715
1716 // RAL: 8 in MPEG-1, 16 in MPEG-4
1717
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 17444 int range = (((s->c.out_format == FMT_MPEG1 || s->c.msmpeg4_version != MSMP4_UNUSED) ? 8 : 16) << f_code);
1718
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 17444 if(c->avctx->me_range && range > c->avctx->me_range) range= c->avctx->me_range;
1720
1721 17444 h_range= range;
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 17444 v_range= field_select_table ? range>>1 : range;
1723
1724 /* clip / convert to intra 16x16 type MVs */
1725
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 261405 for(y=0; y<s->c.mb_height; y++){
1726 int x;
1727 243961 int xy= y*s->c.mb_stride;
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 5535308 for(x=0; x<s->c.mb_width; x++){
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 5291347 if (s->mb_type[xy] & type){ // RAL: "type" test added...
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 3766030 if (!field_select_table || field_select_table[xy] == field_select) {
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 3586421 if( mv_table[xy][0] >=h_range || mv_table[xy][0] <-h_range
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 3581702 || mv_table[xy][1] >=v_range || mv_table[xy][1] <-v_range){
1733
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 7493 if(truncate){
1735
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 1505 if (mv_table[xy][0] > h_range-1) mv_table[xy][0]= h_range-1;
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 1088 else if(mv_table[xy][0] < -h_range ) mv_table[xy][0]= -h_range;
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 1505 if (mv_table[xy][1] > v_range-1) mv_table[xy][1]= v_range-1;
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 1163 else if(mv_table[xy][1] < -v_range ) mv_table[xy][1]= -v_range;
1739 }else{
1740 5988 s->mb_type[xy] &= ~type;
1741 5988 s->mb_type[xy] |= CANDIDATE_MB_TYPE_INTRA;
1742 5988 mv_table[xy][0]=
1743 5988 mv_table[xy][1]= 0;
1744 }
1745 }
1746 }
1747 }
1748 5291347 xy++;
1749 }
1750 }
1751 17444 }
1752