FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/libavcodec/mpegvideo_motion.c
Date: 2021-09-24 20:55:06
Exec Total Coverage
Lines: 370 497 74.4%
Branches: 155 234 66.2%
Line Branch Exec Source
1 /*
2 * Copyright (c) 2000,2001 Fabrice Bellard
3 * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
4 *
5 * 4MV & hq & B-frame encoding stuff by Michael Niedermayer <michaelni@gmx.at>
6 *
7 * This file is part of FFmpeg.
8 *
9 * FFmpeg is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2.1 of the License, or (at your option) any later version.
13 *
14 * FFmpeg is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
18 *
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with FFmpeg; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22 */
23
24 #include "libavutil/avassert.h"
25 #include "libavutil/internal.h"
26 #include "libavutil/mem_internal.h"
27
28 #include "avcodec.h"
29 #include "h261.h"
30 #include "mpegutils.h"
31 #include "mpegvideo.h"
32 #include "qpeldsp.h"
33 #include "wmv2.h"
34
35 ✗ static void gmc1_motion(MpegEncContext *s,
36 uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
37 uint8_t **ref_picture)
38 {
39 uint8_t *ptr;
40 int src_x, src_y, motion_x, motion_y;
41 ptrdiff_t offset, linesize, uvlinesize;
42 ✗ int emu = 0;
43
44 ✗ motion_x = s->sprite_offset[0][0];
45 ✗ motion_y = s->sprite_offset[0][1];
46 ✗ src_x = s->mb_x * 16 + (motion_x >> (s->sprite_warping_accuracy + 1));
47 ✗ src_y = s->mb_y * 16 + (motion_y >> (s->sprite_warping_accuracy + 1));
48 ✗ motion_x *= 1 << (3 - s->sprite_warping_accuracy);
49 ✗ motion_y *= 1 << (3 - s->sprite_warping_accuracy);
50 ✗ src_x = av_clip(src_x, -16, s->width);
51 ✗ if (src_x == s->width)
52 ✗ motion_x = 0;
53 ✗ src_y = av_clip(src_y, -16, s->height);
54 ✗ if (src_y == s->height)
55 ✗ motion_y = 0;
56
57 ✗ linesize = s->linesize;
58 ✗ uvlinesize = s->uvlinesize;
59
60 ✗ ptr = ref_picture[0] + src_y * linesize + src_x;
61
62 ✗ if ((unsigned)src_x >= FFMAX(s->h_edge_pos - 17, 0) ||
63 ✗ (unsigned)src_y >= FFMAX(s->v_edge_pos - 17, 0)) {
64 ✗ s->vdsp.emulated_edge_mc(s->sc.edge_emu_buffer, ptr,
65 linesize, linesize,
66 17, 17,
67 src_x, src_y,
68 s->h_edge_pos, s->v_edge_pos);
69 ✗ ptr = s->sc.edge_emu_buffer;
70 }
71
72 ✗ if ((motion_x | motion_y) & 7) {
73 ✗ s->mdsp.gmc1(dest_y, ptr, linesize, 16,
74 ✗ motion_x & 15, motion_y & 15, 128 - s->no_rounding);
75 ✗ s->mdsp.gmc1(dest_y + 8, ptr + 8, linesize, 16,
76 ✗ motion_x & 15, motion_y & 15, 128 - s->no_rounding);
77 } else {
78 int dxy;
79
80 ✗ dxy = ((motion_x >> 3) & 1) | ((motion_y >> 2) & 2);
81 ✗ if (s->no_rounding) {
82 ✗ s->hdsp.put_no_rnd_pixels_tab[0][dxy](dest_y, ptr, linesize, 16);
83 } else {
84 ✗ s->hdsp.put_pixels_tab[0][dxy](dest_y, ptr, linesize, 16);
85 }
86 }
87
88 if (CONFIG_GRAY && s->avctx->flags & AV_CODEC_FLAG_GRAY)
89 return;
90
91 ✗ motion_x = s->sprite_offset[1][0];
92 ✗ motion_y = s->sprite_offset[1][1];
93 ✗ src_x = s->mb_x * 8 + (motion_x >> (s->sprite_warping_accuracy + 1));
94 ✗ src_y = s->mb_y * 8 + (motion_y >> (s->sprite_warping_accuracy + 1));
95 ✗ motion_x *= 1 << (3 - s->sprite_warping_accuracy);
96 ✗ motion_y *= 1 << (3 - s->sprite_warping_accuracy);
97 ✗ src_x = av_clip(src_x, -8, s->width >> 1);
98 ✗ if (src_x == s->width >> 1)
99 ✗ motion_x = 0;
100 ✗ src_y = av_clip(src_y, -8, s->height >> 1);
101 ✗ if (src_y == s->height >> 1)
102 ✗ motion_y = 0;
103
104 ✗ offset = (src_y * uvlinesize) + src_x;
105 ✗ ptr = ref_picture[1] + offset;
106 ✗ if ((unsigned)src_x >= FFMAX((s->h_edge_pos >> 1) - 9, 0) ||
107 ✗ (unsigned)src_y >= FFMAX((s->v_edge_pos >> 1) - 9, 0)) {
108 ✗ s->vdsp.emulated_edge_mc(s->sc.edge_emu_buffer, ptr,
109 uvlinesize, uvlinesize,
110 9, 9,
111 src_x, src_y,
112 ✗ s->h_edge_pos >> 1, s->v_edge_pos >> 1);
113 ✗ ptr = s->sc.edge_emu_buffer;
114 ✗ emu = 1;
115 }
116 ✗ s->mdsp.gmc1(dest_cb, ptr, uvlinesize, 8,
117 ✗ motion_x & 15, motion_y & 15, 128 - s->no_rounding);
118
119 ✗ ptr = ref_picture[2] + offset;
120 ✗ if (emu) {
121 ✗ s->vdsp.emulated_edge_mc(s->sc.edge_emu_buffer, ptr,
122 uvlinesize, uvlinesize,
123 9, 9,
124 src_x, src_y,
125 ✗ s->h_edge_pos >> 1, s->v_edge_pos >> 1);
126 ✗ ptr = s->sc.edge_emu_buffer;
127 }
128 ✗ s->mdsp.gmc1(dest_cr, ptr, uvlinesize, 8,
129 ✗ motion_x & 15, motion_y & 15, 128 - s->no_rounding);
130 }
131
132 ✗ static void gmc_motion(MpegEncContext *s,
133 uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
134 uint8_t **ref_picture)
135 {
136 uint8_t *ptr;
137 int linesize, uvlinesize;
138 ✗ const int a = s->sprite_warping_accuracy;
139 int ox, oy;
140
141 ✗ linesize = s->linesize;
142 ✗ uvlinesize = s->uvlinesize;
143
144 ✗ ptr = ref_picture[0];
145
146 ✗ ox = s->sprite_offset[0][0] + s->sprite_delta[0][0] * s->mb_x * 16 +
147 ✗ s->sprite_delta[0][1] * s->mb_y * 16;
148 ✗ oy = s->sprite_offset[0][1] + s->sprite_delta[1][0] * s->mb_x * 16 +
149 ✗ s->sprite_delta[1][1] * s->mb_y * 16;
150
151 ✗ s->mdsp.gmc(dest_y, ptr, linesize, 16,
152 ox, oy,
153 s->sprite_delta[0][0], s->sprite_delta[0][1],
154 s->sprite_delta[1][0], s->sprite_delta[1][1],
155 ✗ a + 1, (1 << (2 * a + 1)) - s->no_rounding,
156 s->h_edge_pos, s->v_edge_pos);
157 ✗ s->mdsp.gmc(dest_y + 8, ptr, linesize, 16,
158 ✗ ox + s->sprite_delta[0][0] * 8,
159 ✗ oy + s->sprite_delta[1][0] * 8,
160 s->sprite_delta[0][0], s->sprite_delta[0][1],
161 s->sprite_delta[1][0], s->sprite_delta[1][1],
162 ✗ a + 1, (1 << (2 * a + 1)) - s->no_rounding,
163 s->h_edge_pos, s->v_edge_pos);
164
165 if (CONFIG_GRAY && s->avctx->flags & AV_CODEC_FLAG_GRAY)
166 return;
167
168 ✗ ox = s->sprite_offset[1][0] + s->sprite_delta[0][0] * s->mb_x * 8 +
169 ✗ s->sprite_delta[0][1] * s->mb_y * 8;
170 ✗ oy = s->sprite_offset[1][1] + s->sprite_delta[1][0] * s->mb_x * 8 +
171 ✗ s->sprite_delta[1][1] * s->mb_y * 8;
172
173 ✗ ptr = ref_picture[1];
174 ✗ s->mdsp.gmc(dest_cb, ptr, uvlinesize, 8,
175 ox, oy,
176 s->sprite_delta[0][0], s->sprite_delta[0][1],
177 s->sprite_delta[1][0], s->sprite_delta[1][1],
178 ✗ a + 1, (1 << (2 * a + 1)) - s->no_rounding,
179 ✗ (s->h_edge_pos + 1) >> 1, (s->v_edge_pos + 1) >> 1);
180
181 ✗ ptr = ref_picture[2];
182 ✗ s->mdsp.gmc(dest_cr, ptr, uvlinesize, 8,
183 ox, oy,
184 s->sprite_delta[0][0], s->sprite_delta[0][1],
185 s->sprite_delta[1][0], s->sprite_delta[1][1],
186 ✗ a + 1, (1 << (2 * a + 1)) - s->no_rounding,
187 ✗ (s->h_edge_pos + 1) >> 1, (s->v_edge_pos + 1) >> 1);
188 }
189
190 2639244 static inline int hpel_motion(MpegEncContext *s,
191 uint8_t *dest, uint8_t *src,
192 int src_x, int src_y,
193 op_pixels_func *pix_op,
194 int motion_x, int motion_y)
195 {
196 2639244 int dxy = 0;
197 2639244 int emu = 0;
198
199 2639244 src_x += motion_x >> 1;
200 2639244 src_y += motion_y >> 1;
201
202 /* WARNING: do no forget half pels */
203 2639244 src_x = av_clip(src_x, -16, s->width); // FIXME unneeded for emu?
204
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 2639244 if (src_x != s->width)
205 2637339 dxy |= motion_x & 1;
206 2639244 src_y = av_clip(src_y, -16, s->height);
207
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 2639244 if (src_y != s->height)
208 2636911 dxy |= (motion_y & 1) << 1;
209 2639244 src += src_y * s->linesize + src_x;
210
211
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 2639244 if ((unsigned)src_x >= FFMAX(s->h_edge_pos - (motion_x & 1) - 7, 0) ||
212
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 2596367 (unsigned)src_y >= FFMAX(s->v_edge_pos - (motion_y & 1) - 7, 0)) {
213 89058 s->vdsp.emulated_edge_mc(s->sc.edge_emu_buffer, src,
214 s->linesize, s->linesize,
215 9, 9,
216 src_x, src_y,
217 s->h_edge_pos, s->v_edge_pos);
218 89058 src = s->sc.edge_emu_buffer;
219 89058 emu = 1;
220 }
221 2639244 pix_op[dxy](dest, src, s->linesize, 8);
222 2639244 return emu;
223 }
224
225 static av_always_inline
226 7858667 void mpeg_motion_internal(MpegEncContext *s,
227 uint8_t *dest_y,
228 uint8_t *dest_cb,
229 uint8_t *dest_cr,
230 int field_based,
231 int bottom_field,
232 int field_select,
233 uint8_t **ref_picture,
234 op_pixels_func (*pix_op)[4],
235 int motion_x,
236 int motion_y,
237 int h,
238 int is_mpeg12,
239 int is_16x8,
240 int mb_y)
241 {
242 uint8_t *ptr_y, *ptr_cb, *ptr_cr;
243 int dxy, uvdxy, mx, my, src_x, src_y,
244 uvsrc_x, uvsrc_y, v_edge_pos, block_y_half;
245 ptrdiff_t uvlinesize, linesize;
246
247 7858667 v_edge_pos = s->v_edge_pos >> field_based;
248 7858667 linesize = s->current_picture.f->linesize[0] << field_based;
249 7858667 uvlinesize = s->current_picture.f->linesize[1] << field_based;
250 7858667 block_y_half = (field_based | is_16x8);
251
252 7858667 dxy = ((motion_y & 1) << 1) | (motion_x & 1);
253 7858667 src_x = s->mb_x * 16 + (motion_x >> 1);
254 7858667 src_y = (mb_y << (4 - block_y_half)) + (motion_y >> 1);
255
256
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 7858667 if (!is_mpeg12 && s->out_format == FMT_H263) {
257
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 3728102 if ((s->workaround_bugs & FF_BUG_HPEL_CHROMA) && field_based) {
258 ✗ mx = (motion_x >> 1) | (motion_x & 1);
259 ✗ my = motion_y >> 1;
260 ✗ uvdxy = ((my & 1) << 1) | (mx & 1);
261 ✗ uvsrc_x = s->mb_x * 8 + (mx >> 1);
262 ✗ uvsrc_y = (mb_y << (3 - block_y_half)) + (my >> 1);
263 } else {
264 3728102 uvdxy = dxy | (motion_y & 2) | ((motion_x & 2) >> 1);
265 3728102 uvsrc_x = src_x >> 1;
266 3728102 uvsrc_y = src_y >> 1;
267 }
268 // Even chroma mv's are full pel in H261
269
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 4130565 } else if (!is_mpeg12 && s->out_format == FMT_H261) {
270 205957 mx = motion_x / 4;
271 205957 my = motion_y / 4;
272 205957 uvdxy = 0;
273 205957 uvsrc_x = s->mb_x * 8 + mx;
274 205957 uvsrc_y = mb_y * 8 + my;
275 } else {
276
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 3924608 if (s->chroma_y_shift) {
277 3249112 mx = motion_x / 2;
278 3249112 my = motion_y / 2;
279 3249112 uvdxy = ((my & 1) << 1) | (mx & 1);
280 3249112 uvsrc_x = s->mb_x * 8 + (mx >> 1);
281 3249112 uvsrc_y = (mb_y << (3 - block_y_half)) + (my >> 1);
282 } else {
283
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 675496 if (s->chroma_x_shift) {
284 // Chroma422
285 675496 mx = motion_x / 2;
286 675496 uvdxy = ((motion_y & 1) << 1) | (mx & 1);
287 675496 uvsrc_x = s->mb_x * 8 + (mx >> 1);
288 675496 uvsrc_y = src_y;
289 } else {
290 // Chroma444
291 ✗ uvdxy = dxy;
292 ✗ uvsrc_x = src_x;
293 ✗ uvsrc_y = src_y;
294 }
295 }
296 }
297
298 7858667 ptr_y = ref_picture[0] + src_y * linesize + src_x;
299 7858667 ptr_cb = ref_picture[1] + uvsrc_y * uvlinesize + uvsrc_x;
300 7858667 ptr_cr = ref_picture[2] + uvsrc_y * uvlinesize + uvsrc_x;
301
302
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 7858667 if ((unsigned)src_x >= FFMAX(s->h_edge_pos - (motion_x & 1) - 15 , 0) ||
303
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 7723184 (unsigned)src_y >= FFMAX( v_edge_pos - (motion_y & 1) - h + 1, 0)) {
304
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 283590 if (is_mpeg12 || (CONFIG_SMALL &&
305 (s->codec_id == AV_CODEC_ID_MPEG2VIDEO ||
306 s->codec_id == AV_CODEC_ID_MPEG1VIDEO))) {
307 ✗ av_log(s->avctx, AV_LOG_DEBUG,
308 "MPEG motion vector out of boundary (%d %d)\n", src_x,
309 src_y);
310 ✗ return;
311 }
312 283590 src_y = (unsigned)src_y << field_based;
313 283590 s->vdsp.emulated_edge_mc(s->sc.edge_emu_buffer, ptr_y,
314 s->linesize, s->linesize,
315 17, 17 + field_based,
316 src_x, src_y,
317 s->h_edge_pos, s->v_edge_pos);
318 283590 ptr_y = s->sc.edge_emu_buffer;
319 if (!CONFIG_GRAY || !(s->avctx->flags & AV_CODEC_FLAG_GRAY)) {
320 283590 uint8_t *ubuf = s->sc.edge_emu_buffer + 18 * s->linesize;
321 283590 uint8_t *vbuf = ubuf + 10 * s->uvlinesize;
322
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 283590 if (s->workaround_bugs & FF_BUG_IEDGE)
323 ✗ vbuf -= s->uvlinesize;
324 283590 uvsrc_y = (unsigned)uvsrc_y << field_based;
325 283590 s->vdsp.emulated_edge_mc(ubuf, ptr_cb,
326 s->uvlinesize, s->uvlinesize,
327 9, 9 + field_based,
328 uvsrc_x, uvsrc_y,
329 283590 s->h_edge_pos >> 1, s->v_edge_pos >> 1);
330 283590 s->vdsp.emulated_edge_mc(vbuf, ptr_cr,
331 s->uvlinesize, s->uvlinesize,
332 9, 9 + field_based,
333 uvsrc_x, uvsrc_y,
334 283590 s->h_edge_pos >> 1, s->v_edge_pos >> 1);
335 283590 ptr_cb = ubuf;
336 283590 ptr_cr = vbuf;
337 }
338 }
339
340 /* FIXME use this for field pix too instead of the obnoxious hack which
341 * changes picture.data */
342
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 7858667 if (bottom_field) {
343 221989 dest_y += s->linesize;
344 221989 dest_cb += s->uvlinesize;
345 221989 dest_cr += s->uvlinesize;
346 }
347
348
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 7858667 if (field_select) {
349 518415 ptr_y += s->linesize;
350 518415 ptr_cb += s->uvlinesize;
351 518415 ptr_cr += s->uvlinesize;
352 }
353
354 7858667 pix_op[0][dxy](dest_y, ptr_y, linesize, h);
355
356 if (!CONFIG_GRAY || !(s->avctx->flags & AV_CODEC_FLAG_GRAY)) {
357 7858667 pix_op[s->chroma_x_shift][uvdxy]
358 7858667 (dest_cb, ptr_cb, uvlinesize, h >> s->chroma_y_shift);
359 7858667 pix_op[s->chroma_x_shift][uvdxy]
360 7858667 (dest_cr, ptr_cr, uvlinesize, h >> s->chroma_y_shift);
361 }
362
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 7858667 if (!is_mpeg12 && (CONFIG_H261_ENCODER || CONFIG_H261_DECODER) &&
363
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 3934059 s->out_format == FMT_H261) {
364 205957 ff_h261_loop_filter(s);
365 }
366 }
367 /* apply one mpeg motion vector to the three components */
368 7414689 static void mpeg_motion(MpegEncContext *s,
369 uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
370 int field_select, uint8_t **ref_picture,
371 op_pixels_func (*pix_op)[4],
372 int motion_x, int motion_y, int h, int is_16x8, int mb_y)
373 {
374 #if !CONFIG_SMALL
375
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 7414689 if (s->out_format == FMT_MPEG1)
376 3480630 mpeg_motion_internal(s, dest_y, dest_cb, dest_cr, 0, 0,
377 field_select, ref_picture, pix_op,
378 motion_x, motion_y, h, 1, is_16x8, mb_y);
379 else
380 #endif
381 3934059 mpeg_motion_internal(s, dest_y, dest_cb, dest_cr, 0, 0,
382 field_select, ref_picture, pix_op,
383 motion_x, motion_y, h, 0, is_16x8, mb_y);
384 7414689 }
385
386 443978 static void mpeg_motion_field(MpegEncContext *s, uint8_t *dest_y,
387 uint8_t *dest_cb, uint8_t *dest_cr,
388 int bottom_field, int field_select,
389 uint8_t **ref_picture,
390 op_pixels_func (*pix_op)[4],
391 int motion_x, int motion_y, int h, int mb_y)
392 {
393 #if !CONFIG_SMALL
394
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 443978 if (s->out_format == FMT_MPEG1)
395 443978 mpeg_motion_internal(s, dest_y, dest_cb, dest_cr, 1,
396 bottom_field, field_select, ref_picture, pix_op,
397 motion_x, motion_y, h, 1, 0, mb_y);
398 else
399 #endif
400 ✗ mpeg_motion_internal(s, dest_y, dest_cb, dest_cr, 1,
401 bottom_field, field_select, ref_picture, pix_op,
402 motion_x, motion_y, h, 0, 0, mb_y);
403 443978 }
404
405 // FIXME: SIMDify, avg variant, 16x16 version
406 412968 static inline void put_obmc(uint8_t *dst, uint8_t *src[5], int stride)
407 {
408 int x;
409 412968 uint8_t *const top = src[1];
410 412968 uint8_t *const left = src[2];
411 412968 uint8_t *const mid = src[0];
412 412968 uint8_t *const right = src[3];
413 412968 uint8_t *const bottom = src[4];
414 #define OBMC_FILTER(x, t, l, m, r, b)\
415 dst[x]= (t*top[x] + l*left[x] + m*mid[x] + r*right[x] + b*bottom[x] + 4)>>3
416 #define OBMC_FILTER4(x, t, l, m, r, b)\
417 OBMC_FILTER(x , t, l, m, r, b);\
418 OBMC_FILTER(x+1 , t, l, m, r, b);\
419 OBMC_FILTER(x +stride, t, l, m, r, b);\
420 OBMC_FILTER(x+1+stride, t, l, m, r, b);
421
422 412968 x = 0;
423 412968 OBMC_FILTER (x , 2, 2, 4, 0, 0);
424 412968 OBMC_FILTER (x + 1, 2, 1, 5, 0, 0);
425 412968 OBMC_FILTER4(x + 2, 2, 1, 5, 0, 0);
426 412968 OBMC_FILTER4(x + 4, 2, 0, 5, 1, 0);
427 412968 OBMC_FILTER (x + 6, 2, 0, 5, 1, 0);
428 412968 OBMC_FILTER (x + 7, 2, 0, 4, 2, 0);
429 412968 x += stride;
430 412968 OBMC_FILTER (x , 1, 2, 5, 0, 0);
431 412968 OBMC_FILTER (x + 1, 1, 2, 5, 0, 0);
432 412968 OBMC_FILTER (x + 6, 1, 0, 5, 2, 0);
433 412968 OBMC_FILTER (x + 7, 1, 0, 5, 2, 0);
434 412968 x += stride;
435 412968 OBMC_FILTER4(x , 1, 2, 5, 0, 0);
436 412968 OBMC_FILTER4(x + 2, 1, 1, 6, 0, 0);
437 412968 OBMC_FILTER4(x + 4, 1, 0, 6, 1, 0);
438 412968 OBMC_FILTER4(x + 6, 1, 0, 5, 2, 0);
439 412968 x += 2 * stride;
440 412968 OBMC_FILTER4(x , 0, 2, 5, 0, 1);
441 412968 OBMC_FILTER4(x + 2, 0, 1, 6, 0, 1);
442 412968 OBMC_FILTER4(x + 4, 0, 0, 6, 1, 1);
443 412968 OBMC_FILTER4(x + 6, 0, 0, 5, 2, 1);
444 412968 x += 2*stride;
445 412968 OBMC_FILTER (x , 0, 2, 5, 0, 1);
446 412968 OBMC_FILTER (x + 1, 0, 2, 5, 0, 1);
447 412968 OBMC_FILTER4(x + 2, 0, 1, 5, 0, 2);
448 412968 OBMC_FILTER4(x + 4, 0, 0, 5, 1, 2);
449 412968 OBMC_FILTER (x + 6, 0, 0, 5, 2, 1);
450 412968 OBMC_FILTER (x + 7, 0, 0, 5, 2, 1);
451 412968 x += stride;
452 412968 OBMC_FILTER (x , 0, 2, 4, 0, 2);
453 412968 OBMC_FILTER (x + 1, 0, 1, 5, 0, 2);
454 412968 OBMC_FILTER (x + 6, 0, 0, 5, 1, 2);
455 412968 OBMC_FILTER (x + 7, 0, 0, 4, 2, 2);
456 412968 }
457
458 /* obmc for 1 8x8 luma block */
459 412968 static inline void obmc_motion(MpegEncContext *s,
460 uint8_t *dest, uint8_t *src,
461 int src_x, int src_y,
462 op_pixels_func *pix_op,
463 int16_t mv[5][2] /* mid top left right bottom */)
464 #define MID 0
465 {
466 int i;
467 uint8_t *ptr[5];
468
469 av_assert2(s->quarter_sample == 0);
470
471
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472
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 2064840 if (i && mv[i][0] == mv[MID][0] && mv[i][1] == mv[MID][1]) {
473 1241572 ptr[i] = ptr[MID];
474 } else {
475 823268 ptr[i] = s->sc.obmc_scratchpad + 8 * (i & 1) +
476 823268 s->linesize * 8 * (i >> 1);
477 823268 hpel_motion(s, ptr[i], src, src_x, src_y, pix_op,
478 823268 mv[i][0], mv[i][1]);
479 }
480 }
481
482 412968 put_obmc(dest, ptr, s->linesize);
483 412968 }
484
485 212545 static inline void qpel_motion(MpegEncContext *s,
486 uint8_t *dest_y,
487 uint8_t *dest_cb,
488 uint8_t *dest_cr,
489 int field_based, int bottom_field,
490 int field_select, uint8_t **ref_picture,
491 op_pixels_func (*pix_op)[4],
492 qpel_mc_func (*qpix_op)[16],
493 int motion_x, int motion_y, int h)
494 {
495 uint8_t *ptr_y, *ptr_cb, *ptr_cr;
496 int dxy, uvdxy, mx, my, src_x, src_y, uvsrc_x, uvsrc_y, v_edge_pos;
497 ptrdiff_t linesize, uvlinesize;
498
499 212545 dxy = ((motion_y & 3) << 2) | (motion_x & 3);
500
501 212545 src_x = s->mb_x * 16 + (motion_x >> 2);
502 212545 src_y = s->mb_y * (16 >> field_based) + (motion_y >> 2);
503
504 212545 v_edge_pos = s->v_edge_pos >> field_based;
505 212545 linesize = s->linesize << field_based;
506 212545 uvlinesize = s->uvlinesize << field_based;
507
508
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 212545 if (field_based) {
509 ✗ mx = motion_x / 2;
510 ✗ my = motion_y >> 1;
511
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 212545 } else if (s->workaround_bugs & FF_BUG_QPEL_CHROMA2) {
512 static const int rtab[8] = { 0, 0, 1, 1, 0, 0, 0, 1 };
513 ✗ mx = (motion_x >> 1) + rtab[motion_x & 7];
514 ✗ my = (motion_y >> 1) + rtab[motion_y & 7];
515
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 212545 } else if (s->workaround_bugs & FF_BUG_QPEL_CHROMA) {
516 ✗ mx = (motion_x >> 1) | (motion_x & 1);
517 ✗ my = (motion_y >> 1) | (motion_y & 1);
518 } else {
519 212545 mx = motion_x / 2;
520 212545 my = motion_y / 2;
521 }
522 212545 mx = (mx >> 1) | (mx & 1);
523 212545 my = (my >> 1) | (my & 1);
524
525 212545 uvdxy = (mx & 1) | ((my & 1) << 1);
526 212545 mx >>= 1;
527 212545 my >>= 1;
528
529 212545 uvsrc_x = s->mb_x * 8 + mx;
530 212545 uvsrc_y = s->mb_y * (8 >> field_based) + my;
531
532 212545 ptr_y = ref_picture[0] + src_y * linesize + src_x;
533 212545 ptr_cb = ref_picture[1] + uvsrc_y * uvlinesize + uvsrc_x;
534 212545 ptr_cr = ref_picture[2] + uvsrc_y * uvlinesize + uvsrc_x;
535
536
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 212545 if ((unsigned)src_x >= FFMAX(s->h_edge_pos - (motion_x & 3) - 15 , 0) ||
537
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 202996 (unsigned)src_y >= FFMAX( v_edge_pos - (motion_y & 3) - h + 1, 0)) {
538 20705 s->vdsp.emulated_edge_mc(s->sc.edge_emu_buffer, ptr_y,
539 s->linesize, s->linesize,
540 17, 17 + field_based,
541 src_x, src_y * (1 << field_based),
542 s->h_edge_pos, s->v_edge_pos);
543 20705 ptr_y = s->sc.edge_emu_buffer;
544 if (!CONFIG_GRAY || !(s->avctx->flags & AV_CODEC_FLAG_GRAY)) {
545 20705 uint8_t *ubuf = s->sc.edge_emu_buffer + 18 * s->linesize;
546 20705 uint8_t *vbuf = ubuf + 10 * s->uvlinesize;
547
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 20705 if (s->workaround_bugs & FF_BUG_IEDGE)
548 ✗ vbuf -= s->uvlinesize;
549 20705 s->vdsp.emulated_edge_mc(ubuf, ptr_cb,
550 s->uvlinesize, s->uvlinesize,
551 9, 9 + field_based,
552 uvsrc_x, uvsrc_y * (1 << field_based),
553 20705 s->h_edge_pos >> 1, s->v_edge_pos >> 1);
554 20705 s->vdsp.emulated_edge_mc(vbuf, ptr_cr,
555 s->uvlinesize, s->uvlinesize,
556 9, 9 + field_based,
557 uvsrc_x, uvsrc_y * (1 << field_based),
558 20705 s->h_edge_pos >> 1, s->v_edge_pos >> 1);
559 20705 ptr_cb = ubuf;
560 20705 ptr_cr = vbuf;
561 }
562 }
563
564
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 212545 if (!field_based)
565 212545 qpix_op[0][dxy](dest_y, ptr_y, linesize);
566 else {
567 ✗ if (bottom_field) {
568 ✗ dest_y += s->linesize;
569 ✗ dest_cb += s->uvlinesize;
570 ✗ dest_cr += s->uvlinesize;
571 }
572
573 ✗ if (field_select) {
574 ✗ ptr_y += s->linesize;
575 ✗ ptr_cb += s->uvlinesize;
576 ✗ ptr_cr += s->uvlinesize;
577 }
578 // damn interlaced mode
579 // FIXME boundary mirroring is not exactly correct here
580 ✗ qpix_op[1][dxy](dest_y, ptr_y, linesize);
581 ✗ qpix_op[1][dxy](dest_y + 8, ptr_y + 8, linesize);
582 }
583 if (!CONFIG_GRAY || !(s->avctx->flags & AV_CODEC_FLAG_GRAY)) {
584 212545 pix_op[1][uvdxy](dest_cr, ptr_cr, uvlinesize, h >> 1);
585 212545 pix_op[1][uvdxy](dest_cb, ptr_cb, uvlinesize, h >> 1);
586 }
587 212545 }
588
589 /**
590 * H.263 chroma 4mv motion compensation.
591 */
592 683767 static void chroma_4mv_motion(MpegEncContext *s,
593 uint8_t *dest_cb, uint8_t *dest_cr,
594 uint8_t **ref_picture,
595 op_pixels_func *pix_op,
596 int mx, int my)
597 {
598 uint8_t *ptr;
599 683767 int src_x, src_y, dxy, emu = 0;
600 ptrdiff_t offset;
601
602 /* In case of 8X8, we construct a single chroma motion vector
603 * with a special rounding */
604 683767 mx = ff_h263_round_chroma(mx);
605 683767 my = ff_h263_round_chroma(my);
606
607 683767 dxy = ((my & 1) << 1) | (mx & 1);
608 683767 mx >>= 1;
609 683767 my >>= 1;
610
611 683767 src_x = s->mb_x * 8 + mx;
612 683767 src_y = s->mb_y * 8 + my;
613 683767 src_x = av_clip(src_x, -8, (s->width >> 1));
614
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 683767 if (src_x == (s->width >> 1))
615 2 dxy &= ~1;
616 683767 src_y = av_clip(src_y, -8, (s->height >> 1));
617
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 683767 if (src_y == (s->height >> 1))
618 15 dxy &= ~2;
619
620 683767 offset = src_y * s->uvlinesize + src_x;
621 683767 ptr = ref_picture[1] + offset;
622
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 683767 if ((unsigned)src_x >= FFMAX((s->h_edge_pos >> 1) - (dxy & 1) - 7, 0) ||
623
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 656829 (unsigned)src_y >= FFMAX((s->v_edge_pos >> 1) - (dxy >> 1) - 7, 0)) {
624 55677 s->vdsp.emulated_edge_mc(s->sc.edge_emu_buffer, ptr,
625 s->uvlinesize, s->uvlinesize,
626 9, 9, src_x, src_y,
627 55677 s->h_edge_pos >> 1, s->v_edge_pos >> 1);
628 55677 ptr = s->sc.edge_emu_buffer;
629 55677 emu = 1;
630 }
631 683767 pix_op[dxy](dest_cb, ptr, s->uvlinesize, 8);
632
633 683767 ptr = ref_picture[2] + offset;
634
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 683767 if (emu) {
635 55677 s->vdsp.emulated_edge_mc(s->sc.edge_emu_buffer, ptr,
636 s->uvlinesize, s->uvlinesize,
637 9, 9, src_x, src_y,
638 55677 s->h_edge_pos >> 1, s->v_edge_pos >> 1);
639 55677 ptr = s->sc.edge_emu_buffer;
640 }
641 683767 pix_op[dxy](dest_cr, ptr, s->uvlinesize, 8);
642 683767 }
643
644 8448170 static inline void prefetch_motion(MpegEncContext *s, uint8_t **pix, int dir)
645 {
646 /* fetch pixels for estimated mv 4 macroblocks ahead
647 * optimized for 64byte cache lines */
648
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 8448170 const int shift = s->quarter_sample ? 2 : 1;
649 8448170 const int mx = (s->mv[dir][0][0] >> shift) + 16 * s->mb_x + 8;
650 8448170 const int my = (s->mv[dir][0][1] >> shift) + 16 * s->mb_y;
651 8448170 int off = mx + (my + (s->mb_x & 3) * 4) * s->linesize + 64;
652
653 8448170 s->vdsp.prefetch(pix[0] + off, s->linesize, 4);
654 8448170 off = (mx >> 1) + ((my >> 1) + (s->mb_x & 7)) * s->uvlinesize + 64;
655 8448170 s->vdsp.prefetch(pix[1] + off, pix[2] - pix[1], 2);
656 8448170 }
657
658 103242 static inline void apply_obmc(MpegEncContext *s,
659 uint8_t *dest_y,
660 uint8_t *dest_cb,
661 uint8_t *dest_cr,
662 uint8_t **ref_picture,
663 op_pixels_func (*pix_op)[4])
664 {
665 103242 LOCAL_ALIGNED_8(int16_t, mv_cache, [4], [4][2]);
666 103242 Picture *cur_frame = &s->current_picture;
667 103242 int mb_x = s->mb_x;
668 103242 int mb_y = s->mb_y;
669 103242 const int xy = mb_x + mb_y * s->mb_stride;
670 103242 const int mot_stride = s->b8_stride;
671 103242 const int mot_xy = mb_x * 2 + mb_y * 2 * mot_stride;
672 int mx, my, i;
673
674 av_assert2(!s->mb_skipped);
675
676 103242 AV_COPY32(mv_cache[1][1], cur_frame->motion_val[0][mot_xy]);
677 103242 AV_COPY32(mv_cache[1][2], cur_frame->motion_val[0][mot_xy + 1]);
678
679 103242 AV_COPY32(mv_cache[2][1],
680 cur_frame->motion_val[0][mot_xy + mot_stride]);
681 103242 AV_COPY32(mv_cache[2][2],
682 cur_frame->motion_val[0][mot_xy + mot_stride + 1]);
683
684 103242 AV_COPY32(mv_cache[3][1],
685 cur_frame->motion_val[0][mot_xy + mot_stride]);
686 103242 AV_COPY32(mv_cache[3][2],
687 cur_frame->motion_val[0][mot_xy + mot_stride + 1]);
688
689
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 103242 if (mb_y == 0 || IS_INTRA(cur_frame->mb_type[xy - s->mb_stride])) {
690 7740 AV_COPY32(mv_cache[0][1], mv_cache[1][1]);
691 7740 AV_COPY32(mv_cache[0][2], mv_cache[1][2]);
692 } else {
693 95502 AV_COPY32(mv_cache[0][1],
694 cur_frame->motion_val[0][mot_xy - mot_stride]);
695 95502 AV_COPY32(mv_cache[0][2],
696 cur_frame->motion_val[0][mot_xy - mot_stride + 1]);
697 }
698
699
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 103242 if (mb_x == 0 || IS_INTRA(cur_frame->mb_type[xy - 1])) {
700 6486 AV_COPY32(mv_cache[1][0], mv_cache[1][1]);
701 6486 AV_COPY32(mv_cache[2][0], mv_cache[2][1]);
702 } else {
703 96756 AV_COPY32(mv_cache[1][0], cur_frame->motion_val[0][mot_xy - 1]);
704 96756 AV_COPY32(mv_cache[2][0],
705 cur_frame->motion_val[0][mot_xy - 1 + mot_stride]);
706 }
707
708
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 103242 if (mb_x + 1 >= s->mb_width || IS_INTRA(cur_frame->mb_type[xy + 1])) {
709 6529 AV_COPY32(mv_cache[1][3], mv_cache[1][2]);
710 6529 AV_COPY32(mv_cache[2][3], mv_cache[2][2]);
711 } else {
712 96713 AV_COPY32(mv_cache[1][3], cur_frame->motion_val[0][mot_xy + 2]);
713 96713 AV_COPY32(mv_cache[2][3],
714 cur_frame->motion_val[0][mot_xy + 2 + mot_stride]);
715 }
716
717 103242 mx = 0;
718 103242 my = 0;
719
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 516210 for (i = 0; i < 4; i++) {
720 412968 const int x = (i & 1) + 1;
721 412968 const int y = (i >> 1) + 1;
722 412968 int16_t mv[5][2] = {
723 412968 { mv_cache[y][x][0], mv_cache[y][x][1] },
724 412968 { mv_cache[y - 1][x][0], mv_cache[y - 1][x][1] },
725 412968 { mv_cache[y][x - 1][0], mv_cache[y][x - 1][1] },
726 412968 { mv_cache[y][x + 1][0], mv_cache[y][x + 1][1] },
727 412968 { mv_cache[y + 1][x][0], mv_cache[y + 1][x][1] }
728 };
729 // FIXME cleanup
730 412968 obmc_motion(s, dest_y + ((i & 1) * 8) + (i >> 1) * 8 * s->linesize,
731 ref_picture[0],
732 412968 mb_x * 16 + (i & 1) * 8, mb_y * 16 + (i >> 1) * 8,
733 412968 pix_op[1],
734 mv);
735
736 412968 mx += mv[0][0];
737 412968 my += mv[0][1];
738 }
739 if (!CONFIG_GRAY || !(s->avctx->flags & AV_CODEC_FLAG_GRAY))
740 103242 chroma_4mv_motion(s, dest_cb, dest_cr,
741 103242 ref_picture, pix_op[1],
742 mx, my);
743 103242 }
744
745 580525 static inline void apply_8x8(MpegEncContext *s,
746 uint8_t *dest_y,
747 uint8_t *dest_cb,
748 uint8_t *dest_cr,
749 int dir,
750 uint8_t **ref_picture,
751 qpel_mc_func (*qpix_op)[16],
752 op_pixels_func (*pix_op)[4])
753 {
754 int dxy, mx, my, src_x, src_y;
755 int i;
756 580525 int mb_x = s->mb_x;
757 580525 int mb_y = s->mb_y;
758 uint8_t *ptr, *dest;
759
760 580525 mx = 0;
761 580525 my = 0;
762
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 580525 if (s->quarter_sample) {
763
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 632655 for (i = 0; i < 4; i++) {
764 506124 int motion_x = s->mv[dir][i][0];
765 506124 int motion_y = s->mv[dir][i][1];
766
767 506124 dxy = ((motion_y & 3) << 2) | (motion_x & 3);
768 506124 src_x = mb_x * 16 + (motion_x >> 2) + (i & 1) * 8;
769 506124 src_y = mb_y * 16 + (motion_y >> 2) + (i >> 1) * 8;
770
771 /* WARNING: do no forget half pels */
772 506124 src_x = av_clip(src_x, -16, s->width);
773
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 506124 if (src_x == s->width)
774 698 dxy &= ~3;
775 506124 src_y = av_clip(src_y, -16, s->height);
776
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 506124 if (src_y == s->height)
777 838 dxy &= ~12;
778
779 506124 ptr = ref_picture[0] + (src_y * s->linesize) + (src_x);
780
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 506124 if ((unsigned)src_x >= FFMAX(s->h_edge_pos - (motion_x & 3) - 7, 0) ||
781
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 494465 (unsigned)src_y >= FFMAX(s->v_edge_pos - (motion_y & 3) - 7, 0)) {
782 24373 s->vdsp.emulated_edge_mc(s->sc.edge_emu_buffer, ptr,
783 s->linesize, s->linesize,
784 9, 9,
785 src_x, src_y,
786 s->h_edge_pos,
787 s->v_edge_pos);
788 24373 ptr = s->sc.edge_emu_buffer;
789 }
790 506124 dest = dest_y + ((i & 1) * 8) + (i >> 1) * 8 * s->linesize;
791 506124 qpix_op[1][dxy](dest, ptr, s->linesize);
792
793 506124 mx += s->mv[dir][i][0] / 2;
794 506124 my += s->mv[dir][i][1] / 2;
795 }
796 } else {
797
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 2269970 for (i = 0; i < 4; i++) {
798 1815976 hpel_motion(s,
799 1815976 dest_y + ((i & 1) * 8) + (i >> 1) * 8 * s->linesize,
800 ref_picture[0],
801 1815976 mb_x * 16 + (i & 1) * 8,
802 1815976 mb_y * 16 + (i >> 1) * 8,
803 1815976 pix_op[1],
804 s->mv[dir][i][0],
805 s->mv[dir][i][1]);
806
807 1815976 mx += s->mv[dir][i][0];
808 1815976 my += s->mv[dir][i][1];
809 }
810 }
811
812 if (!CONFIG_GRAY || !(s->avctx->flags & AV_CODEC_FLAG_GRAY))
813 580525 chroma_4mv_motion(s, dest_cb, dest_cr,
814 580525 ref_picture, pix_op[1], mx, my);
815 580525 }
816
817 /**
818 * motion compensation of a single macroblock
819 * @param s context
820 * @param dest_y luma destination pointer
821 * @param dest_cb chroma cb/u destination pointer
822 * @param dest_cr chroma cr/v destination pointer
823 * @param dir direction (0->forward, 1->backward)
824 * @param ref_picture array[3] of pointers to the 3 planes of the reference picture
825 * @param pix_op halfpel motion compensation function (average or put normally)
826 * @param qpix_op qpel motion compensation function (average or put normally)
827 * the motion vectors are taken from s->mv and the MV type from s->mv_type
828 */
829 8448170 static av_always_inline void mpv_motion_internal(MpegEncContext *s,
830 uint8_t *dest_y,
831 uint8_t *dest_cb,
832 uint8_t *dest_cr,
833 int dir,
834 uint8_t **ref_picture,
835 op_pixels_func (*pix_op)[4],
836 qpel_mc_func (*qpix_op)[16],
837 int is_mpeg12)
838 {
839 int i;
840 8448170 int mb_y = s->mb_y;
841
842 8448170 prefetch_motion(s, ref_picture, dir);
843
844
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 8448170 if (!is_mpeg12 && s->obmc && s->pict_type != AV_PICTURE_TYPE_B) {
845 103242 apply_obmc(s, dest_y, dest_cb, dest_cr, ref_picture, pix_op);
846 103242 return;
847 }
848
849
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 8344928 switch (s->mv_type) {
850 7128639 case MV_TYPE_16X16:
851
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 7128639 if (!is_mpeg12 && s->mcsel) {
852 ✗ if (s->real_sprite_warping_points == 1) {
853 ✗ gmc1_motion(s, dest_y, dest_cb, dest_cr,
854 ref_picture);
855 } else {
856 ✗ gmc_motion(s, dest_y, dest_cb, dest_cr,
857 ref_picture);
858 }
859
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 7128639 } else if (!is_mpeg12 && s->quarter_sample) {
860 212545 qpel_motion(s, dest_y, dest_cb, dest_cr,
861 0, 0, 0,
862 ref_picture, pix_op, qpix_op,
863 s->mv[dir][0][0], s->mv[dir][0][1], 16);
864
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 6916094 } else if (!is_mpeg12 && (CONFIG_WMV2_DECODER || CONFIG_WMV2_ENCODER) &&
865
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 4014552 s->mspel && s->codec_id == AV_CODEC_ID_WMV2) {
866 80493 ff_mspel_motion(s, dest_y, dest_cb, dest_cr,
867 ref_picture, pix_op,
868 s->mv[dir][0][0], s->mv[dir][0][1], 16);
869 } else {
870 6835601 mpeg_motion(s, dest_y, dest_cb, dest_cr, 0,
871 ref_picture, pix_op,
872 s->mv[dir][0][0], s->mv[dir][0][1], 16, 0, mb_y);
873 }
874 7128639 break;
875 580525 case MV_TYPE_8X8:
876
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 580525 if (!is_mpeg12)
877 580525 apply_8x8(s, dest_y, dest_cb, dest_cr,
878 dir, ref_picture, qpix_op, pix_op);
879 580525 break;
880 470451 case MV_TYPE_FIELD:
881
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 470451 if (s->picture_structure == PICT_FRAME) {
882
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 221989 if (!is_mpeg12 && s->quarter_sample) {
883 ✗ for (i = 0; i < 2; i++)
884 ✗ qpel_motion(s, dest_y, dest_cb, dest_cr,
885 1, i, s->field_select[dir][i],
886 ref_picture, pix_op, qpix_op,
887 s->mv[dir][i][0], s->mv[dir][i][1], 8);
888 } else {
889 /* top field */
890 221989 mpeg_motion_field(s, dest_y, dest_cb, dest_cr,
891 0, s->field_select[dir][0],
892 ref_picture, pix_op,
893 s->mv[dir][0][0], s->mv[dir][0][1], 8, mb_y);
894 /* bottom field */
895 221989 mpeg_motion_field(s, dest_y, dest_cb, dest_cr,
896 1, s->field_select[dir][1],
897 ref_picture, pix_op,
898 s->mv[dir][1][0], s->mv[dir][1][1], 8, mb_y);
899 }
900 } else {
901
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 248462 if ( s->picture_structure != s->field_select[dir][0] + 1 && s->pict_type != AV_PICTURE_TYPE_B && !s->first_field
902
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 225693 || !ref_picture[0]) {
903 22769 ref_picture = s->current_picture_ptr->f->data;
904 }
905
906 248462 mpeg_motion(s, dest_y, dest_cb, dest_cr,
907 s->field_select[dir][0],
908 ref_picture, pix_op,
909 s->mv[dir][0][0], s->mv[dir][0][1], 16, 0, mb_y >> 1);
910 }
911 470451 break;
912 153889 case MV_TYPE_16X8:
913
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 153889 if (CONFIG_SMALL || is_mpeg12) {
914
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 461667 for (i = 0; i < 2; i++) {
915 uint8_t **ref2picture;
916
917
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 307778 if ((s->picture_structure == s->field_select[dir][i] + 1 ||
918
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 42179 s->pict_type == AV_PICTURE_TYPE_B || s->first_field) &&
919
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 271628 ref_picture[0]) {
920 271628 ref2picture = ref_picture;
921 } else {
922 36150 ref2picture = s->current_picture_ptr->f->data;
923 }
924
925 307778 mpeg_motion(s, dest_y, dest_cb, dest_cr,
926 s->field_select[dir][i],
927 ref2picture, pix_op,
928 s->mv[dir][i][0], s->mv[dir][i][1],
929 307778 8, 1, (mb_y & ~1) + i);
930
931 307778 dest_y += 16 * s->linesize;
932 307778 dest_cb += (16 >> s->chroma_y_shift) * s->uvlinesize;
933 307778 dest_cr += (16 >> s->chroma_y_shift) * s->uvlinesize;
934 }
935 153889 break;
936 }
937 case MV_TYPE_DMV:
938
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 11424 if (CONFIG_SMALL || is_mpeg12) {
939
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 11424 if (s->picture_structure == PICT_FRAME) {
940 ✗ for (i = 0; i < 2; i++) {
941 ✗ for (int j = 0; j < 2; j++)
942 ✗ mpeg_motion_field(s, dest_y, dest_cb, dest_cr,
943 j, j ^ i, ref_picture, pix_op,
944 ✗ s->mv[dir][2 * i + j][0],
945 ✗ s->mv[dir][2 * i + j][1], 8, mb_y);
946 ✗ pix_op = s->hdsp.avg_pixels_tab;
947 }
948 } else {
949
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 11424 if (!ref_picture[0]) {
950 ✗ ref_picture = s->current_picture_ptr->f->data;
951 }
952
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 34272 for (i = 0; i < 2; i++) {
953 22848 mpeg_motion(s, dest_y, dest_cb, dest_cr,
954 22848 s->picture_structure != i + 1,
955 ref_picture, pix_op,
956 22848 s->mv[dir][2 * i][0], s->mv[dir][2 * i][1],
957 16, 0, mb_y >> 1);
958
959 // after put we make avg of the same block
960 22848 pix_op = s->hdsp.avg_pixels_tab;
961
962 /* opposite parity is always in the same frame if this is
963 * second field */
964
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 22848 if (!s->first_field)
965 19632 ref_picture = s->current_picture_ptr->f->data;
966 }
967 }
968 11424 break;
969 }
970 default: av_assert2(0);
971 }
972 }
973
974 8448170 void ff_mpv_motion(MpegEncContext *s,
975 uint8_t *dest_y, uint8_t *dest_cb,
976 uint8_t *dest_cr, int dir,
977 uint8_t **ref_picture,
978 op_pixels_func (*pix_op)[4],
979 qpel_mc_func (*qpix_op)[16])
980 {
981 #if !CONFIG_SMALL
982
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 8448170 if (s->out_format == FMT_MPEG1)
983 3537306 mpv_motion_internal(s, dest_y, dest_cb, dest_cr, dir,
984 ref_picture, pix_op, qpix_op, 1);
985 else
986 #endif
987 4910864 mpv_motion_internal(s, dest_y, dest_cb, dest_cr, dir,
988 ref_picture, pix_op, qpix_op, 0);
989 8448170 }
990