FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/libavcodec/mpegvideo_motion.c
Date: 2022-07-05 19:52:29
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 "config_components.h"
25
26 #include "libavutil/avassert.h"
27 #include "libavutil/internal.h"
28 #include "libavutil/mem_internal.h"
29
30 #include "avcodec.h"
31 #include "h261.h"
32 #include "mpegutils.h"
33 #include "mpegvideo.h"
34 #include "qpeldsp.h"
35 #include "wmv2.h"
36
37 ✗ static void gmc1_motion(MpegEncContext *s,
38 uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
39 uint8_t **ref_picture)
40 {
41 uint8_t *ptr;
42 int src_x, src_y, motion_x, motion_y;
43 ptrdiff_t offset, linesize, uvlinesize;
44 ✗ int emu = 0;
45
46 ✗ motion_x = s->sprite_offset[0][0];
47 ✗ motion_y = s->sprite_offset[0][1];
48 ✗ src_x = s->mb_x * 16 + (motion_x >> (s->sprite_warping_accuracy + 1));
49 ✗ src_y = s->mb_y * 16 + (motion_y >> (s->sprite_warping_accuracy + 1));
50 ✗ motion_x *= 1 << (3 - s->sprite_warping_accuracy);
51 ✗ motion_y *= 1 << (3 - s->sprite_warping_accuracy);
52 ✗ src_x = av_clip(src_x, -16, s->width);
53 ✗ if (src_x == s->width)
54 ✗ motion_x = 0;
55 ✗ src_y = av_clip(src_y, -16, s->height);
56 ✗ if (src_y == s->height)
57 ✗ motion_y = 0;
58
59 ✗ linesize = s->linesize;
60 ✗ uvlinesize = s->uvlinesize;
61
62 ✗ ptr = ref_picture[0] + src_y * linesize + src_x;
63
64 ✗ if ((unsigned)src_x >= FFMAX(s->h_edge_pos - 17, 0) ||
65 ✗ (unsigned)src_y >= FFMAX(s->v_edge_pos - 17, 0)) {
66 ✗ s->vdsp.emulated_edge_mc(s->sc.edge_emu_buffer, ptr,
67 linesize, linesize,
68 17, 17,
69 src_x, src_y,
70 s->h_edge_pos, s->v_edge_pos);
71 ✗ ptr = s->sc.edge_emu_buffer;
72 }
73
74 ✗ if ((motion_x | motion_y) & 7) {
75 ✗ s->mdsp.gmc1(dest_y, ptr, linesize, 16,
76 ✗ motion_x & 15, motion_y & 15, 128 - s->no_rounding);
77 ✗ s->mdsp.gmc1(dest_y + 8, ptr + 8, linesize, 16,
78 ✗ motion_x & 15, motion_y & 15, 128 - s->no_rounding);
79 } else {
80 int dxy;
81
82 ✗ dxy = ((motion_x >> 3) & 1) | ((motion_y >> 2) & 2);
83 ✗ if (s->no_rounding) {
84 ✗ s->hdsp.put_no_rnd_pixels_tab[0][dxy](dest_y, ptr, linesize, 16);
85 } else {
86 ✗ s->hdsp.put_pixels_tab[0][dxy](dest_y, ptr, linesize, 16);
87 }
88 }
89
90 if (CONFIG_GRAY && s->avctx->flags & AV_CODEC_FLAG_GRAY)
91 return;
92
93 ✗ motion_x = s->sprite_offset[1][0];
94 ✗ motion_y = s->sprite_offset[1][1];
95 ✗ src_x = s->mb_x * 8 + (motion_x >> (s->sprite_warping_accuracy + 1));
96 ✗ src_y = s->mb_y * 8 + (motion_y >> (s->sprite_warping_accuracy + 1));
97 ✗ motion_x *= 1 << (3 - s->sprite_warping_accuracy);
98 ✗ motion_y *= 1 << (3 - s->sprite_warping_accuracy);
99 ✗ src_x = av_clip(src_x, -8, s->width >> 1);
100 ✗ if (src_x == s->width >> 1)
101 ✗ motion_x = 0;
102 ✗ src_y = av_clip(src_y, -8, s->height >> 1);
103 ✗ if (src_y == s->height >> 1)
104 ✗ motion_y = 0;
105
106 ✗ offset = (src_y * uvlinesize) + src_x;
107 ✗ ptr = ref_picture[1] + offset;
108 ✗ if ((unsigned)src_x >= FFMAX((s->h_edge_pos >> 1) - 9, 0) ||
109 ✗ (unsigned)src_y >= FFMAX((s->v_edge_pos >> 1) - 9, 0)) {
110 ✗ s->vdsp.emulated_edge_mc(s->sc.edge_emu_buffer, ptr,
111 uvlinesize, uvlinesize,
112 9, 9,
113 src_x, src_y,
114 ✗ s->h_edge_pos >> 1, s->v_edge_pos >> 1);
115 ✗ ptr = s->sc.edge_emu_buffer;
116 ✗ emu = 1;
117 }
118 ✗ s->mdsp.gmc1(dest_cb, ptr, uvlinesize, 8,
119 ✗ motion_x & 15, motion_y & 15, 128 - s->no_rounding);
120
121 ✗ ptr = ref_picture[2] + offset;
122 ✗ if (emu) {
123 ✗ s->vdsp.emulated_edge_mc(s->sc.edge_emu_buffer, ptr,
124 uvlinesize, uvlinesize,
125 9, 9,
126 src_x, src_y,
127 ✗ s->h_edge_pos >> 1, s->v_edge_pos >> 1);
128 ✗ ptr = s->sc.edge_emu_buffer;
129 }
130 ✗ s->mdsp.gmc1(dest_cr, ptr, uvlinesize, 8,
131 ✗ motion_x & 15, motion_y & 15, 128 - s->no_rounding);
132 }
133
134 ✗ static void gmc_motion(MpegEncContext *s,
135 uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
136 uint8_t **ref_picture)
137 {
138 uint8_t *ptr;
139 int linesize, uvlinesize;
140 ✗ const int a = s->sprite_warping_accuracy;
141 int ox, oy;
142
143 ✗ linesize = s->linesize;
144 ✗ uvlinesize = s->uvlinesize;
145
146 ✗ ptr = ref_picture[0];
147
148 ✗ ox = s->sprite_offset[0][0] + s->sprite_delta[0][0] * s->mb_x * 16 +
149 ✗ s->sprite_delta[0][1] * s->mb_y * 16;
150 ✗ oy = s->sprite_offset[0][1] + s->sprite_delta[1][0] * s->mb_x * 16 +
151 ✗ s->sprite_delta[1][1] * s->mb_y * 16;
152
153 ✗ s->mdsp.gmc(dest_y, ptr, linesize, 16,
154 ox, oy,
155 s->sprite_delta[0][0], s->sprite_delta[0][1],
156 s->sprite_delta[1][0], s->sprite_delta[1][1],
157 ✗ a + 1, (1 << (2 * a + 1)) - s->no_rounding,
158 s->h_edge_pos, s->v_edge_pos);
159 ✗ s->mdsp.gmc(dest_y + 8, ptr, linesize, 16,
160 ✗ ox + s->sprite_delta[0][0] * 8,
161 ✗ oy + s->sprite_delta[1][0] * 8,
162 s->sprite_delta[0][0], s->sprite_delta[0][1],
163 s->sprite_delta[1][0], s->sprite_delta[1][1],
164 ✗ a + 1, (1 << (2 * a + 1)) - s->no_rounding,
165 s->h_edge_pos, s->v_edge_pos);
166
167 if (CONFIG_GRAY && s->avctx->flags & AV_CODEC_FLAG_GRAY)
168 return;
169
170 ✗ ox = s->sprite_offset[1][0] + s->sprite_delta[0][0] * s->mb_x * 8 +
171 ✗ s->sprite_delta[0][1] * s->mb_y * 8;
172 ✗ oy = s->sprite_offset[1][1] + s->sprite_delta[1][0] * s->mb_x * 8 +
173 ✗ s->sprite_delta[1][1] * s->mb_y * 8;
174
175 ✗ ptr = ref_picture[1];
176 ✗ s->mdsp.gmc(dest_cb, ptr, uvlinesize, 8,
177 ox, oy,
178 s->sprite_delta[0][0], s->sprite_delta[0][1],
179 s->sprite_delta[1][0], s->sprite_delta[1][1],
180 ✗ a + 1, (1 << (2 * a + 1)) - s->no_rounding,
181 ✗ (s->h_edge_pos + 1) >> 1, (s->v_edge_pos + 1) >> 1);
182
183 ✗ ptr = ref_picture[2];
184 ✗ s->mdsp.gmc(dest_cr, ptr, uvlinesize, 8,
185 ox, oy,
186 s->sprite_delta[0][0], s->sprite_delta[0][1],
187 s->sprite_delta[1][0], s->sprite_delta[1][1],
188 ✗ a + 1, (1 << (2 * a + 1)) - s->no_rounding,
189 ✗ (s->h_edge_pos + 1) >> 1, (s->v_edge_pos + 1) >> 1);
190 }
191
192 2639244 static inline int hpel_motion(MpegEncContext *s,
193 uint8_t *dest, uint8_t *src,
194 int src_x, int src_y,
195 op_pixels_func *pix_op,
196 int motion_x, int motion_y)
197 {
198 2639244 int dxy = 0;
199 2639244 int emu = 0;
200
201 2639244 src_x += motion_x >> 1;
202 2639244 src_y += motion_y >> 1;
203
204 /* WARNING: do no forget half pels */
205 2639244 src_x = av_clip(src_x, -16, s->width); // FIXME unneeded for emu?
206
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 2639244 if (src_x != s->width)
207 2637339 dxy |= motion_x & 1;
208 2639244 src_y = av_clip(src_y, -16, s->height);
209
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 2639244 if (src_y != s->height)
210 2636911 dxy |= (motion_y & 1) << 1;
211 2639244 src += src_y * s->linesize + src_x;
212
213
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 2639244 if ((unsigned)src_x >= FFMAX(s->h_edge_pos - (motion_x & 1) - 7, 0) ||
214
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 2596367 (unsigned)src_y >= FFMAX(s->v_edge_pos - (motion_y & 1) - 7, 0)) {
215 89058 s->vdsp.emulated_edge_mc(s->sc.edge_emu_buffer, src,
216 s->linesize, s->linesize,
217 9, 9,
218 src_x, src_y,
219 s->h_edge_pos, s->v_edge_pos);
220 89058 src = s->sc.edge_emu_buffer;
221 89058 emu = 1;
222 }
223 2639244 pix_op[dxy](dest, src, s->linesize, 8);
224 2639244 return emu;
225 }
226
227 static av_always_inline
228 8157600 void mpeg_motion_internal(MpegEncContext *s,
229 uint8_t *dest_y,
230 uint8_t *dest_cb,
231 uint8_t *dest_cr,
232 int field_based,
233 int bottom_field,
234 int field_select,
235 uint8_t **ref_picture,
236 op_pixels_func (*pix_op)[4],
237 int motion_x,
238 int motion_y,
239 int h,
240 int is_mpeg12,
241 int is_16x8,
242 int mb_y)
243 {
244 uint8_t *ptr_y, *ptr_cb, *ptr_cr;
245 int dxy, uvdxy, mx, my, src_x, src_y,
246 uvsrc_x, uvsrc_y, v_edge_pos, block_y_half;
247 ptrdiff_t uvlinesize, linesize;
248
249 8157600 v_edge_pos = s->v_edge_pos >> field_based;
250 8157600 linesize = s->current_picture.f->linesize[0] << field_based;
251 8157600 uvlinesize = s->current_picture.f->linesize[1] << field_based;
252 8157600 block_y_half = (field_based | is_16x8);
253
254 8157600 dxy = ((motion_y & 1) << 1) | (motion_x & 1);
255 8157600 src_x = s->mb_x * 16 + (motion_x >> 1);
256 8157600 src_y = (mb_y << (4 - block_y_half)) + (motion_y >> 1);
257
258
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 8157600 if (!is_mpeg12 && s->out_format == FMT_H263) {
259
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 3763726 if ((s->workaround_bugs & FF_BUG_HPEL_CHROMA) && field_based) {
260 ✗ mx = (motion_x >> 1) | (motion_x & 1);
261 ✗ my = motion_y >> 1;
262 ✗ uvdxy = ((my & 1) << 1) | (mx & 1);
263 ✗ uvsrc_x = s->mb_x * 8 + (mx >> 1);
264 ✗ uvsrc_y = (mb_y << (3 - block_y_half)) + (my >> 1);
265 } else {
266 3763726 uvdxy = dxy | (motion_y & 2) | ((motion_x & 2) >> 1);
267 3763726 uvsrc_x = src_x >> 1;
268 3763726 uvsrc_y = src_y >> 1;
269 }
270 // Even chroma mv's are full pel in H261
271
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 4393874 } else if (!is_mpeg12 && s->out_format == FMT_H261) {
272 205957 mx = motion_x / 4;
273 205957 my = motion_y / 4;
274 205957 uvdxy = 0;
275 205957 uvsrc_x = s->mb_x * 8 + mx;
276 205957 uvsrc_y = mb_y * 8 + my;
277 } else {
278
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 4187917 if (s->chroma_y_shift) {
279 3512421 mx = motion_x / 2;
280 3512421 my = motion_y / 2;
281 3512421 uvdxy = ((my & 1) << 1) | (mx & 1);
282 3512421 uvsrc_x = s->mb_x * 8 + (mx >> 1);
283 3512421 uvsrc_y = (mb_y << (3 - block_y_half)) + (my >> 1);
284 } else {
285
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 675496 if (s->chroma_x_shift) {
286 // Chroma422
287 675496 mx = motion_x / 2;
288 675496 uvdxy = ((motion_y & 1) << 1) | (mx & 1);
289 675496 uvsrc_x = s->mb_x * 8 + (mx >> 1);
290 675496 uvsrc_y = src_y;
291 } else {
292 // Chroma444
293 ✗ uvdxy = dxy;
294 ✗ uvsrc_x = src_x;
295 ✗ uvsrc_y = src_y;
296 }
297 }
298 }
299
300 8157600 ptr_y = ref_picture[0] + src_y * linesize + src_x;
301 8157600 ptr_cb = ref_picture[1] + uvsrc_y * uvlinesize + uvsrc_x;
302 8157600 ptr_cr = ref_picture[2] + uvsrc_y * uvlinesize + uvsrc_x;
303
304
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 8157600 if ((unsigned)src_x >= FFMAX(s->h_edge_pos - (motion_x & 1) - 15 , 0) ||
305
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 8020179 (unsigned)src_y >= FFMAX( v_edge_pos - (motion_y & 1) - h + 1, 0)) {
306
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 287734 if (is_mpeg12 || (CONFIG_SMALL &&
307 (s->codec_id == AV_CODEC_ID_MPEG2VIDEO ||
308 s->codec_id == AV_CODEC_ID_MPEG1VIDEO))) {
309 ✗ av_log(s->avctx, AV_LOG_DEBUG,
310 "MPEG motion vector out of boundary (%d %d)\n", src_x,
311 src_y);
312 ✗ return;
313 }
314 287734 src_y = (unsigned)src_y << field_based;
315 287734 s->vdsp.emulated_edge_mc(s->sc.edge_emu_buffer, ptr_y,
316 s->linesize, s->linesize,
317 17, 17 + field_based,
318 src_x, src_y,
319 s->h_edge_pos, s->v_edge_pos);
320 287734 ptr_y = s->sc.edge_emu_buffer;
321 if (!CONFIG_GRAY || !(s->avctx->flags & AV_CODEC_FLAG_GRAY)) {
322 287734 uint8_t *ubuf = s->sc.edge_emu_buffer + 18 * s->linesize;
323 287734 uint8_t *vbuf = ubuf + 10 * s->uvlinesize;
324
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 287734 if (s->workaround_bugs & FF_BUG_IEDGE)
325 ✗ vbuf -= s->uvlinesize;
326 287734 uvsrc_y = (unsigned)uvsrc_y << field_based;
327 287734 s->vdsp.emulated_edge_mc(ubuf, ptr_cb,
328 s->uvlinesize, s->uvlinesize,
329 9, 9 + field_based,
330 uvsrc_x, uvsrc_y,
331 287734 s->h_edge_pos >> 1, s->v_edge_pos >> 1);
332 287734 s->vdsp.emulated_edge_mc(vbuf, ptr_cr,
333 s->uvlinesize, s->uvlinesize,
334 9, 9 + field_based,
335 uvsrc_x, uvsrc_y,
336 287734 s->h_edge_pos >> 1, s->v_edge_pos >> 1);
337 287734 ptr_cb = ubuf;
338 287734 ptr_cr = vbuf;
339 }
340 }
341
342 /* FIXME use this for field pix too instead of the obnoxious hack which
343 * changes picture.data */
344
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 8157600 if (bottom_field) {
345 230843 dest_y += s->linesize;
346 230843 dest_cb += s->uvlinesize;
347 230843 dest_cr += s->uvlinesize;
348 }
349
350
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 8157600 if (field_select) {
351 526900 ptr_y += s->linesize;
352 526900 ptr_cb += s->uvlinesize;
353 526900 ptr_cr += s->uvlinesize;
354 }
355
356 8157600 pix_op[0][dxy](dest_y, ptr_y, linesize, h);
357
358 if (!CONFIG_GRAY || !(s->avctx->flags & AV_CODEC_FLAG_GRAY)) {
359 8157600 pix_op[s->chroma_x_shift][uvdxy]
360 8157600 (dest_cb, ptr_cb, uvlinesize, h >> s->chroma_y_shift);
361 8157600 pix_op[s->chroma_x_shift][uvdxy]
362 8157600 (dest_cr, ptr_cr, uvlinesize, h >> s->chroma_y_shift);
363 }
364
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 8157600 if (!is_mpeg12 && (CONFIG_H261_ENCODER || CONFIG_H261_DECODER) &&
365
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 3969683 s->out_format == FMT_H261) {
366 205957 ff_h261_loop_filter(s);
367 }
368 }
369 /* apply one mpeg motion vector to the three components */
370 7695914 static void mpeg_motion(MpegEncContext *s,
371 uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
372 int field_select, uint8_t **ref_picture,
373 op_pixels_func (*pix_op)[4],
374 int motion_x, int motion_y, int h, int is_16x8, int mb_y)
375 {
376 #if !CONFIG_SMALL
377
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 7695914 if (s->out_format == FMT_MPEG1)
378 3726231 mpeg_motion_internal(s, dest_y, dest_cb, dest_cr, 0, 0,
379 field_select, ref_picture, pix_op,
380 motion_x, motion_y, h, 1, is_16x8, mb_y);
381 else
382 #endif
383 3969683 mpeg_motion_internal(s, dest_y, dest_cb, dest_cr, 0, 0,
384 field_select, ref_picture, pix_op,
385 motion_x, motion_y, h, 0, is_16x8, mb_y);
386 7695914 }
387
388 461686 static void mpeg_motion_field(MpegEncContext *s, uint8_t *dest_y,
389 uint8_t *dest_cb, uint8_t *dest_cr,
390 int bottom_field, int field_select,
391 uint8_t **ref_picture,
392 op_pixels_func (*pix_op)[4],
393 int motion_x, int motion_y, int h, int mb_y)
394 {
395 #if !CONFIG_SMALL
396
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 461686 if (s->out_format == FMT_MPEG1)
397 461686 mpeg_motion_internal(s, dest_y, dest_cb, dest_cr, 1,
398 bottom_field, field_select, ref_picture, pix_op,
399 motion_x, motion_y, h, 1, 0, mb_y);
400 else
401 #endif
402 ✗ mpeg_motion_internal(s, dest_y, dest_cb, dest_cr, 1,
403 bottom_field, field_select, ref_picture, pix_op,
404 motion_x, motion_y, h, 0, 0, mb_y);
405 461686 }
406
407 // FIXME: SIMDify, avg variant, 16x16 version
408 412968 static inline void put_obmc(uint8_t *dst, uint8_t *src[5], int stride)
409 {
410 int x;
411 412968 uint8_t *const top = src[1];
412 412968 uint8_t *const left = src[2];
413 412968 uint8_t *const mid = src[0];
414 412968 uint8_t *const right = src[3];
415 412968 uint8_t *const bottom = src[4];
416 #define OBMC_FILTER(x, t, l, m, r, b)\
417 dst[x]= (t*top[x] + l*left[x] + m*mid[x] + r*right[x] + b*bottom[x] + 4)>>3
418 #define OBMC_FILTER4(x, t, l, m, r, b)\
419 OBMC_FILTER(x , t, l, m, r, b);\
420 OBMC_FILTER(x+1 , t, l, m, r, b);\
421 OBMC_FILTER(x +stride, t, l, m, r, b);\
422 OBMC_FILTER(x+1+stride, t, l, m, r, b);
423
424 412968 x = 0;
425 412968 OBMC_FILTER (x , 2, 2, 4, 0, 0);
426 412968 OBMC_FILTER (x + 1, 2, 1, 5, 0, 0);
427 412968 OBMC_FILTER4(x + 2, 2, 1, 5, 0, 0);
428 412968 OBMC_FILTER4(x + 4, 2, 0, 5, 1, 0);
429 412968 OBMC_FILTER (x + 6, 2, 0, 5, 1, 0);
430 412968 OBMC_FILTER (x + 7, 2, 0, 4, 2, 0);
431 412968 x += stride;
432 412968 OBMC_FILTER (x , 1, 2, 5, 0, 0);
433 412968 OBMC_FILTER (x + 1, 1, 2, 5, 0, 0);
434 412968 OBMC_FILTER (x + 6, 1, 0, 5, 2, 0);
435 412968 OBMC_FILTER (x + 7, 1, 0, 5, 2, 0);
436 412968 x += stride;
437 412968 OBMC_FILTER4(x , 1, 2, 5, 0, 0);
438 412968 OBMC_FILTER4(x + 2, 1, 1, 6, 0, 0);
439 412968 OBMC_FILTER4(x + 4, 1, 0, 6, 1, 0);
440 412968 OBMC_FILTER4(x + 6, 1, 0, 5, 2, 0);
441 412968 x += 2 * stride;
442 412968 OBMC_FILTER4(x , 0, 2, 5, 0, 1);
443 412968 OBMC_FILTER4(x + 2, 0, 1, 6, 0, 1);
444 412968 OBMC_FILTER4(x + 4, 0, 0, 6, 1, 1);
445 412968 OBMC_FILTER4(x + 6, 0, 0, 5, 2, 1);
446 412968 x += 2*stride;
447 412968 OBMC_FILTER (x , 0, 2, 5, 0, 1);
448 412968 OBMC_FILTER (x + 1, 0, 2, 5, 0, 1);
449 412968 OBMC_FILTER4(x + 2, 0, 1, 5, 0, 2);
450 412968 OBMC_FILTER4(x + 4, 0, 0, 5, 1, 2);
451 412968 OBMC_FILTER (x + 6, 0, 0, 5, 2, 1);
452 412968 OBMC_FILTER (x + 7, 0, 0, 5, 2, 1);
453 412968 x += stride;
454 412968 OBMC_FILTER (x , 0, 2, 4, 0, 2);
455 412968 OBMC_FILTER (x + 1, 0, 1, 5, 0, 2);
456 412968 OBMC_FILTER (x + 6, 0, 0, 5, 1, 2);
457 412968 OBMC_FILTER (x + 7, 0, 0, 4, 2, 2);
458 412968 }
459
460 /* obmc for 1 8x8 luma block */
461 412968 static inline void obmc_motion(MpegEncContext *s,
462 uint8_t *dest, uint8_t *src,
463 int src_x, int src_y,
464 op_pixels_func *pix_op,
465 int16_t mv[5][2] /* mid top left right bottom */)
466 #define MID 0
467 {
468 int i;
469 uint8_t *ptr[5];
470
471 av_assert2(s->quarter_sample == 0);
472
473
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474
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 2064840 if (i && mv[i][0] == mv[MID][0] && mv[i][1] == mv[MID][1]) {
475 1241572 ptr[i] = ptr[MID];
476 } else {
477 823268 ptr[i] = s->sc.obmc_scratchpad + 8 * (i & 1) +
478 823268 s->linesize * 8 * (i >> 1);
479 823268 hpel_motion(s, ptr[i], src, src_x, src_y, pix_op,
480 823268 mv[i][0], mv[i][1]);
481 }
482 }
483
484 412968 put_obmc(dest, ptr, s->linesize);
485 412968 }
486
487 212545 static inline void qpel_motion(MpegEncContext *s,
488 uint8_t *dest_y,
489 uint8_t *dest_cb,
490 uint8_t *dest_cr,
491 int field_based, int bottom_field,
492 int field_select, uint8_t **ref_picture,
493 op_pixels_func (*pix_op)[4],
494 qpel_mc_func (*qpix_op)[16],
495 int motion_x, int motion_y, int h)
496 {
497 uint8_t *ptr_y, *ptr_cb, *ptr_cr;
498 int dxy, uvdxy, mx, my, src_x, src_y, uvsrc_x, uvsrc_y, v_edge_pos;
499 ptrdiff_t linesize, uvlinesize;
500
501 212545 dxy = ((motion_y & 3) << 2) | (motion_x & 3);
502
503 212545 src_x = s->mb_x * 16 + (motion_x >> 2);
504 212545 src_y = s->mb_y * (16 >> field_based) + (motion_y >> 2);
505
506 212545 v_edge_pos = s->v_edge_pos >> field_based;
507 212545 linesize = s->linesize << field_based;
508 212545 uvlinesize = s->uvlinesize << field_based;
509
510
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 212545 if (field_based) {
511 ✗ mx = motion_x / 2;
512 ✗ my = motion_y >> 1;
513
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 212545 } else if (s->workaround_bugs & FF_BUG_QPEL_CHROMA2) {
514 static const int rtab[8] = { 0, 0, 1, 1, 0, 0, 0, 1 };
515 ✗ mx = (motion_x >> 1) + rtab[motion_x & 7];
516 ✗ my = (motion_y >> 1) + rtab[motion_y & 7];
517
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 212545 } else if (s->workaround_bugs & FF_BUG_QPEL_CHROMA) {
518 ✗ mx = (motion_x >> 1) | (motion_x & 1);
519 ✗ my = (motion_y >> 1) | (motion_y & 1);
520 } else {
521 212545 mx = motion_x / 2;
522 212545 my = motion_y / 2;
523 }
524 212545 mx = (mx >> 1) | (mx & 1);
525 212545 my = (my >> 1) | (my & 1);
526
527 212545 uvdxy = (mx & 1) | ((my & 1) << 1);
528 212545 mx >>= 1;
529 212545 my >>= 1;
530
531 212545 uvsrc_x = s->mb_x * 8 + mx;
532 212545 uvsrc_y = s->mb_y * (8 >> field_based) + my;
533
534 212545 ptr_y = ref_picture[0] + src_y * linesize + src_x;
535 212545 ptr_cb = ref_picture[1] + uvsrc_y * uvlinesize + uvsrc_x;
536 212545 ptr_cr = ref_picture[2] + uvsrc_y * uvlinesize + uvsrc_x;
537
538
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 212545 if ((unsigned)src_x >= FFMAX(s->h_edge_pos - (motion_x & 3) - 15 , 0) ||
539
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 202996 (unsigned)src_y >= FFMAX( v_edge_pos - (motion_y & 3) - h + 1, 0)) {
540 20705 s->vdsp.emulated_edge_mc(s->sc.edge_emu_buffer, ptr_y,
541 s->linesize, s->linesize,
542 17, 17 + field_based,
543 src_x, src_y * (1 << field_based),
544 s->h_edge_pos, s->v_edge_pos);
545 20705 ptr_y = s->sc.edge_emu_buffer;
546 if (!CONFIG_GRAY || !(s->avctx->flags & AV_CODEC_FLAG_GRAY)) {
547 20705 uint8_t *ubuf = s->sc.edge_emu_buffer + 18 * s->linesize;
548 20705 uint8_t *vbuf = ubuf + 10 * s->uvlinesize;
549
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 20705 if (s->workaround_bugs & FF_BUG_IEDGE)
550 ✗ vbuf -= s->uvlinesize;
551 20705 s->vdsp.emulated_edge_mc(ubuf, ptr_cb,
552 s->uvlinesize, s->uvlinesize,
553 9, 9 + field_based,
554 uvsrc_x, uvsrc_y * (1 << field_based),
555 20705 s->h_edge_pos >> 1, s->v_edge_pos >> 1);
556 20705 s->vdsp.emulated_edge_mc(vbuf, ptr_cr,
557 s->uvlinesize, s->uvlinesize,
558 9, 9 + field_based,
559 uvsrc_x, uvsrc_y * (1 << field_based),
560 20705 s->h_edge_pos >> 1, s->v_edge_pos >> 1);
561 20705 ptr_cb = ubuf;
562 20705 ptr_cr = vbuf;
563 }
564 }
565
566
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 212545 if (!field_based)
567 212545 qpix_op[0][dxy](dest_y, ptr_y, linesize);
568 else {
569 ✗ if (bottom_field) {
570 ✗ dest_y += s->linesize;
571 ✗ dest_cb += s->uvlinesize;
572 ✗ dest_cr += s->uvlinesize;
573 }
574
575 ✗ if (field_select) {
576 ✗ ptr_y += s->linesize;
577 ✗ ptr_cb += s->uvlinesize;
578 ✗ ptr_cr += s->uvlinesize;
579 }
580 // damn interlaced mode
581 // FIXME boundary mirroring is not exactly correct here
582 ✗ qpix_op[1][dxy](dest_y, ptr_y, linesize);
583 ✗ qpix_op[1][dxy](dest_y + 8, ptr_y + 8, linesize);
584 }
585 if (!CONFIG_GRAY || !(s->avctx->flags & AV_CODEC_FLAG_GRAY)) {
586 212545 pix_op[1][uvdxy](dest_cr, ptr_cr, uvlinesize, h >> 1);
587 212545 pix_op[1][uvdxy](dest_cb, ptr_cb, uvlinesize, h >> 1);
588 }
589 212545 }
590
591 /**
592 * H.263 chroma 4mv motion compensation.
593 */
594 683767 static void chroma_4mv_motion(MpegEncContext *s,
595 uint8_t *dest_cb, uint8_t *dest_cr,
596 uint8_t **ref_picture,
597 op_pixels_func *pix_op,
598 int mx, int my)
599 {
600 uint8_t *ptr;
601 683767 int src_x, src_y, dxy, emu = 0;
602 ptrdiff_t offset;
603
604 /* In case of 8X8, we construct a single chroma motion vector
605 * with a special rounding */
606 683767 mx = ff_h263_round_chroma(mx);
607 683767 my = ff_h263_round_chroma(my);
608
609 683767 dxy = ((my & 1) << 1) | (mx & 1);
610 683767 mx >>= 1;
611 683767 my >>= 1;
612
613 683767 src_x = s->mb_x * 8 + mx;
614 683767 src_y = s->mb_y * 8 + my;
615 683767 src_x = av_clip(src_x, -8, (s->width >> 1));
616
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 683767 if (src_x == (s->width >> 1))
617 2 dxy &= ~1;
618 683767 src_y = av_clip(src_y, -8, (s->height >> 1));
619
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 683767 if (src_y == (s->height >> 1))
620 15 dxy &= ~2;
621
622 683767 offset = src_y * s->uvlinesize + src_x;
623 683767 ptr = ref_picture[1] + offset;
624
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 683767 if ((unsigned)src_x >= FFMAX((s->h_edge_pos >> 1) - (dxy & 1) - 7, 0) ||
625
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 656829 (unsigned)src_y >= FFMAX((s->v_edge_pos >> 1) - (dxy >> 1) - 7, 0)) {
626 55677 s->vdsp.emulated_edge_mc(s->sc.edge_emu_buffer, ptr,
627 s->uvlinesize, s->uvlinesize,
628 9, 9, src_x, src_y,
629 55677 s->h_edge_pos >> 1, s->v_edge_pos >> 1);
630 55677 ptr = s->sc.edge_emu_buffer;
631 55677 emu = 1;
632 }
633 683767 pix_op[dxy](dest_cb, ptr, s->uvlinesize, 8);
634
635 683767 ptr = ref_picture[2] + offset;
636
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 683767 if (emu) {
637 55677 s->vdsp.emulated_edge_mc(s->sc.edge_emu_buffer, ptr,
638 s->uvlinesize, s->uvlinesize,
639 9, 9, src_x, src_y,
640 55677 s->h_edge_pos >> 1, s->v_edge_pos >> 1);
641 55677 ptr = s->sc.edge_emu_buffer;
642 }
643 683767 pix_op[dxy](dest_cr, ptr, s->uvlinesize, 8);
644 683767 }
645
646 8738249 static inline void prefetch_motion(MpegEncContext *s, uint8_t **pix, int dir)
647 {
648 /* fetch pixels for estimated mv 4 macroblocks ahead
649 * optimized for 64byte cache lines */
650
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 8738249 const int shift = s->quarter_sample ? 2 : 1;
651 8738249 const int mx = (s->mv[dir][0][0] >> shift) + 16 * s->mb_x + 8;
652 8738249 const int my = (s->mv[dir][0][1] >> shift) + 16 * s->mb_y;
653 8738249 int off = mx + (my + (s->mb_x & 3) * 4) * s->linesize + 64;
654
655 8738249 s->vdsp.prefetch(pix[0] + off, s->linesize, 4);
656 8738249 off = (mx >> 1) + ((my >> 1) + (s->mb_x & 7)) * s->uvlinesize + 64;
657 8738249 s->vdsp.prefetch(pix[1] + off, pix[2] - pix[1], 2);
658 8738249 }
659
660 103242 static inline void apply_obmc(MpegEncContext *s,
661 uint8_t *dest_y,
662 uint8_t *dest_cb,
663 uint8_t *dest_cr,
664 uint8_t **ref_picture,
665 op_pixels_func (*pix_op)[4])
666 {
667 103242 LOCAL_ALIGNED_8(int16_t, mv_cache, [4], [4][2]);
668 103242 Picture *cur_frame = &s->current_picture;
669 103242 int mb_x = s->mb_x;
670 103242 int mb_y = s->mb_y;
671 103242 const int xy = mb_x + mb_y * s->mb_stride;
672 103242 const int mot_stride = s->b8_stride;
673 103242 const int mot_xy = mb_x * 2 + mb_y * 2 * mot_stride;
674 int mx, my, i;
675
676 av_assert2(!s->mb_skipped);
677
678 103242 AV_COPY32(mv_cache[1][1], cur_frame->motion_val[0][mot_xy]);
679 103242 AV_COPY32(mv_cache[1][2], cur_frame->motion_val[0][mot_xy + 1]);
680
681 103242 AV_COPY32(mv_cache[2][1],
682 cur_frame->motion_val[0][mot_xy + mot_stride]);
683 103242 AV_COPY32(mv_cache[2][2],
684 cur_frame->motion_val[0][mot_xy + mot_stride + 1]);
685
686 103242 AV_COPY32(mv_cache[3][1],
687 cur_frame->motion_val[0][mot_xy + mot_stride]);
688 103242 AV_COPY32(mv_cache[3][2],
689 cur_frame->motion_val[0][mot_xy + mot_stride + 1]);
690
691
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 103242 if (mb_y == 0 || IS_INTRA(cur_frame->mb_type[xy - s->mb_stride])) {
692 7740 AV_COPY32(mv_cache[0][1], mv_cache[1][1]);
693 7740 AV_COPY32(mv_cache[0][2], mv_cache[1][2]);
694 } else {
695 95502 AV_COPY32(mv_cache[0][1],
696 cur_frame->motion_val[0][mot_xy - mot_stride]);
697 95502 AV_COPY32(mv_cache[0][2],
698 cur_frame->motion_val[0][mot_xy - mot_stride + 1]);
699 }
700
701
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 103242 if (mb_x == 0 || IS_INTRA(cur_frame->mb_type[xy - 1])) {
702 6486 AV_COPY32(mv_cache[1][0], mv_cache[1][1]);
703 6486 AV_COPY32(mv_cache[2][0], mv_cache[2][1]);
704 } else {
705 96756 AV_COPY32(mv_cache[1][0], cur_frame->motion_val[0][mot_xy - 1]);
706 96756 AV_COPY32(mv_cache[2][0],
707 cur_frame->motion_val[0][mot_xy - 1 + mot_stride]);
708 }
709
710
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 103242 if (mb_x + 1 >= s->mb_width || IS_INTRA(cur_frame->mb_type[xy + 1])) {
711 6529 AV_COPY32(mv_cache[1][3], mv_cache[1][2]);
712 6529 AV_COPY32(mv_cache[2][3], mv_cache[2][2]);
713 } else {
714 96713 AV_COPY32(mv_cache[1][3], cur_frame->motion_val[0][mot_xy + 2]);
715 96713 AV_COPY32(mv_cache[2][3],
716 cur_frame->motion_val[0][mot_xy + 2 + mot_stride]);
717 }
718
719 103242 mx = 0;
720 103242 my = 0;
721
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 516210 for (i = 0; i < 4; i++) {
722 412968 const int x = (i & 1) + 1;
723 412968 const int y = (i >> 1) + 1;
724 412968 int16_t mv[5][2] = {
725 412968 { mv_cache[y][x][0], mv_cache[y][x][1] },
726 412968 { mv_cache[y - 1][x][0], mv_cache[y - 1][x][1] },
727 412968 { mv_cache[y][x - 1][0], mv_cache[y][x - 1][1] },
728 412968 { mv_cache[y][x + 1][0], mv_cache[y][x + 1][1] },
729 412968 { mv_cache[y + 1][x][0], mv_cache[y + 1][x][1] }
730 };
731 // FIXME cleanup
732 412968 obmc_motion(s, dest_y + ((i & 1) * 8) + (i >> 1) * 8 * s->linesize,
733 ref_picture[0],
734 412968 mb_x * 16 + (i & 1) * 8, mb_y * 16 + (i >> 1) * 8,
735 412968 pix_op[1],
736 mv);
737
738 412968 mx += mv[0][0];
739 412968 my += mv[0][1];
740 }
741 if (!CONFIG_GRAY || !(s->avctx->flags & AV_CODEC_FLAG_GRAY))
742 103242 chroma_4mv_motion(s, dest_cb, dest_cr,
743 103242 ref_picture, pix_op[1],
744 mx, my);
745 103242 }
746
747 580525 static inline void apply_8x8(MpegEncContext *s,
748 uint8_t *dest_y,
749 uint8_t *dest_cb,
750 uint8_t *dest_cr,
751 int dir,
752 uint8_t **ref_picture,
753 qpel_mc_func (*qpix_op)[16],
754 op_pixels_func (*pix_op)[4])
755 {
756 int dxy, mx, my, src_x, src_y;
757 int i;
758 580525 int mb_x = s->mb_x;
759 580525 int mb_y = s->mb_y;
760 uint8_t *ptr, *dest;
761
762 580525 mx = 0;
763 580525 my = 0;
764
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 580525 if (s->quarter_sample) {
765
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 632655 for (i = 0; i < 4; i++) {
766 506124 int motion_x = s->mv[dir][i][0];
767 506124 int motion_y = s->mv[dir][i][1];
768
769 506124 dxy = ((motion_y & 3) << 2) | (motion_x & 3);
770 506124 src_x = mb_x * 16 + (motion_x >> 2) + (i & 1) * 8;
771 506124 src_y = mb_y * 16 + (motion_y >> 2) + (i >> 1) * 8;
772
773 /* WARNING: do no forget half pels */
774 506124 src_x = av_clip(src_x, -16, s->width);
775
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 506124 if (src_x == s->width)
776 698 dxy &= ~3;
777 506124 src_y = av_clip(src_y, -16, s->height);
778
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 506124 if (src_y == s->height)
779 838 dxy &= ~12;
780
781 506124 ptr = ref_picture[0] + (src_y * s->linesize) + (src_x);
782
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 506124 if ((unsigned)src_x >= FFMAX(s->h_edge_pos - (motion_x & 3) - 7, 0) ||
783
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 494465 (unsigned)src_y >= FFMAX(s->v_edge_pos - (motion_y & 3) - 7, 0)) {
784 24373 s->vdsp.emulated_edge_mc(s->sc.edge_emu_buffer, ptr,
785 s->linesize, s->linesize,
786 9, 9,
787 src_x, src_y,
788 s->h_edge_pos,
789 s->v_edge_pos);
790 24373 ptr = s->sc.edge_emu_buffer;
791 }
792 506124 dest = dest_y + ((i & 1) * 8) + (i >> 1) * 8 * s->linesize;
793 506124 qpix_op[1][dxy](dest, ptr, s->linesize);
794
795 506124 mx += s->mv[dir][i][0] / 2;
796 506124 my += s->mv[dir][i][1] / 2;
797 }
798 } else {
799
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 2269970 for (i = 0; i < 4; i++) {
800 1815976 hpel_motion(s,
801 1815976 dest_y + ((i & 1) * 8) + (i >> 1) * 8 * s->linesize,
802 ref_picture[0],
803 1815976 mb_x * 16 + (i & 1) * 8,
804 1815976 mb_y * 16 + (i >> 1) * 8,
805 1815976 pix_op[1],
806 s->mv[dir][i][0],
807 s->mv[dir][i][1]);
808
809 1815976 mx += s->mv[dir][i][0];
810 1815976 my += s->mv[dir][i][1];
811 }
812 }
813
814 if (!CONFIG_GRAY || !(s->avctx->flags & AV_CODEC_FLAG_GRAY))
815 580525 chroma_4mv_motion(s, dest_cb, dest_cr,
816 580525 ref_picture, pix_op[1], mx, my);
817 580525 }
818
819 /**
820 * motion compensation of a single macroblock
821 * @param s context
822 * @param dest_y luma destination pointer
823 * @param dest_cb chroma cb/u destination pointer
824 * @param dest_cr chroma cr/v destination pointer
825 * @param dir direction (0->forward, 1->backward)
826 * @param ref_picture array[3] of pointers to the 3 planes of the reference picture
827 * @param pix_op halfpel motion compensation function (average or put normally)
828 * @param qpix_op qpel motion compensation function (average or put normally)
829 * the motion vectors are taken from s->mv and the MV type from s->mv_type
830 */
831 8738249 static av_always_inline void mpv_motion_internal(MpegEncContext *s,
832 uint8_t *dest_y,
833 uint8_t *dest_cb,
834 uint8_t *dest_cr,
835 int dir,
836 uint8_t **ref_picture,
837 op_pixels_func (*pix_op)[4],
838 qpel_mc_func (*qpix_op)[16],
839 int is_mpeg12)
840 {
841 int i;
842 8738249 int mb_y = s->mb_y;
843
844
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 8738249 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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 8635007 switch (s->mv_type) {
850 7409864 case MV_TYPE_16X16:
851
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 7409864 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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 7409864 } 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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 7197319 } else if (!is_mpeg12 && (CONFIG_WMV2_DECODER || CONFIG_WMV2_ENCODER) &&
865
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 4050176 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 7116826 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 7409864 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 479305 case MV_TYPE_FIELD:
881
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 479305 if (s->picture_structure == PICT_FRAME) {
882
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 230843 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 230843 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 230843 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 479305 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 8738249 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 8738249 prefetch_motion(s, ref_picture, dir);
982
983 #if !CONFIG_SMALL
984
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 8738249 if (s->out_format == FMT_MPEG1)
985 3791761 mpv_motion_internal(s, dest_y, dest_cb, dest_cr, dir,
986 ref_picture, pix_op, qpix_op, 1);
987 else
988 #endif
989 4946488 mpv_motion_internal(s, dest_y, dest_cb, dest_cr, dir,
990 ref_picture, pix_op, qpix_op, 0);
991 8738249 }
992