ffv1: Assume bitdepth 0 means 8bit
[libav.git] / libavcodec / mpegvideo_motion.c
CommitLineData
3ada94ba 1/*
406792e7 2 * Copyright (c) 2000,2001 Fabrice Bellard
3ada94ba
BF
3 * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
4 *
7b94177e
DB
5 * 4MV & hq & B-frame encoding stuff by Michael Niedermayer <michaelni@gmx.at>
6 *
2912e87a 7 * This file is part of Libav.
3ada94ba 8 *
2912e87a 9 * Libav is free software; you can redistribute it and/or
3ada94ba
BF
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 *
2912e87a 14 * Libav is distributed in the hope that it will be useful,
3ada94ba
BF
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
2912e87a 20 * License along with Libav; if not, write to the Free Software
3ada94ba 21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
3ada94ba
BF
22 */
23
c60208e7 24#include <string.h>
218aefce
DB
25
26#include "libavutil/internal.h"
3ada94ba
BF
27#include "avcodec.h"
28#include "dsputil.h"
66ac3dbf 29#include "h261.h"
3ada94ba
BF
30#include "mpegvideo.h"
31#include "mjpegenc.h"
32#include "msmpeg4.h"
3ada94ba
BF
33#include <limits.h>
34
66f5a6b4
MR
35static void gmc1_motion(MpegEncContext *s,
36 uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
37 uint8_t **ref_picture)
3ada94ba
BF
38{
39 uint8_t *ptr;
93f30547
RB
40 int src_x, src_y, motion_x, motion_y;
41 ptrdiff_t offset, linesize, uvlinesize;
a84616b7
LB
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 <<= (3 - s->sprite_warping_accuracy);
49 motion_y <<= (3 - s->sprite_warping_accuracy);
50 src_x = av_clip(src_x, -16, s->width);
3ada94ba 51 if (src_x == s->width)
a84616b7 52 motion_x = 0;
3ada94ba
BF
53 src_y = av_clip(src_y, -16, s->height);
54 if (src_y == s->height)
a84616b7 55 motion_y = 0;
3ada94ba 56
a84616b7 57 linesize = s->linesize;
3ada94ba
BF
58 uvlinesize = s->uvlinesize;
59
a84616b7
LB
60 ptr = ref_picture[0] + src_y * linesize + src_x;
61
62 if (s->flags & CODEC_FLAG_EMU_EDGE) {
63 if ((unsigned)src_x >= FFMAX(s->h_edge_pos - 17, 0) ||
64 (unsigned)src_y >= FFMAX(s->v_edge_pos - 17, 0)) {
65 s->vdsp.emulated_edge_mc(s->edge_emu_buffer, ptr,
66 linesize,
67 17, 17,
68 src_x, src_y,
69 s->h_edge_pos, s->v_edge_pos);
70 ptr = s->edge_emu_buffer;
3ada94ba
BF
71 }
72 }
73
a84616b7
LB
74 if ((motion_x | motion_y) & 7) {
75 s->dsp.gmc1(dest_y, ptr, linesize, 16,
76 motion_x & 15, motion_y & 15, 128 - s->no_rounding);
77 s->dsp.gmc1(dest_y + 8, ptr + 8, linesize, 16,
78 motion_x & 15, motion_y & 15, 128 - s->no_rounding);
79 } else {
3ada94ba
BF
80 int dxy;
81
a84616b7
LB
82 dxy = ((motion_x >> 3) & 1) | ((motion_y >> 2) & 2);
83 if (s->no_rounding) {
f4fed5a2 84 s->hdsp.put_no_rnd_pixels_tab[0][dxy](dest_y, ptr, linesize, 16);
a84616b7
LB
85 } else {
86 s->hdsp.put_pixels_tab[0][dxy](dest_y, ptr, linesize, 16);
3ada94ba
BF
87 }
88 }
89
a84616b7
LB
90 if (CONFIG_GRAY && s->flags & 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 <<= (3 - s->sprite_warping_accuracy);
98 motion_y <<= (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;
3ada94ba
BF
105
106 offset = (src_y * uvlinesize) + src_x;
a84616b7
LB
107 ptr = ref_picture[1] + offset;
108 if (s->flags & CODEC_FLAG_EMU_EDGE) {
109 if ((unsigned)src_x >= FFMAX((s->h_edge_pos >> 1) - 9, 0) ||
110 (unsigned)src_y >= FFMAX((s->v_edge_pos >> 1) - 9, 0)) {
111 s->vdsp.emulated_edge_mc(s->edge_emu_buffer, ptr,
112 uvlinesize,
113 9, 9,
114 src_x, src_y,
115 s->h_edge_pos >> 1, s->v_edge_pos >> 1);
116 ptr = s->edge_emu_buffer;
117 emu = 1;
3ada94ba
BF
118 }
119 }
a84616b7
LB
120 s->dsp.gmc1(dest_cb, ptr, uvlinesize, 8,
121 motion_x & 15, motion_y & 15, 128 - s->no_rounding);
3ada94ba
BF
122
123 ptr = ref_picture[2] + offset;
a84616b7
LB
124 if (emu) {
125 s->vdsp.emulated_edge_mc(s->edge_emu_buffer, ptr,
126 uvlinesize,
127 9, 9,
128 src_x, src_y,
129 s->h_edge_pos >> 1, s->v_edge_pos >> 1);
130 ptr = s->edge_emu_buffer;
3ada94ba 131 }
a84616b7
LB
132 s->dsp.gmc1(dest_cr, ptr, uvlinesize, 8,
133 motion_x & 15, motion_y & 15, 128 - s->no_rounding);
3ada94ba
BF
134}
135
66f5a6b4
MR
136static void gmc_motion(MpegEncContext *s,
137 uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
138 uint8_t **ref_picture)
3ada94ba
BF
139{
140 uint8_t *ptr;
141 int linesize, uvlinesize;
a84616b7 142 const int a = s->sprite_warping_accuracy;
3ada94ba
BF
143 int ox, oy;
144
a84616b7 145 linesize = s->linesize;
3ada94ba
BF
146 uvlinesize = s->uvlinesize;
147
148 ptr = ref_picture[0];
149
a84616b7
LB
150 ox = s->sprite_offset[0][0] + s->sprite_delta[0][0] * s->mb_x * 16 +
151 s->sprite_delta[0][1] * s->mb_y * 16;
152 oy = s->sprite_offset[0][1] + s->sprite_delta[1][0] * s->mb_x * 16 +
153 s->sprite_delta[1][1] * s->mb_y * 16;
3ada94ba
BF
154
155 s->dsp.gmc(dest_y, ptr, linesize, 16,
a84616b7
LB
156 ox, oy,
157 s->sprite_delta[0][0], s->sprite_delta[0][1],
158 s->sprite_delta[1][0], s->sprite_delta[1][1],
159 a + 1, (1 << (2 * a + 1)) - s->no_rounding,
160 s->h_edge_pos, s->v_edge_pos);
161 s->dsp.gmc(dest_y + 8, ptr, linesize, 16,
162 ox + s->sprite_delta[0][0] * 8,
163 oy + s->sprite_delta[1][0] * 8,
164 s->sprite_delta[0][0], s->sprite_delta[0][1],
165 s->sprite_delta[1][0], s->sprite_delta[1][1],
166 a + 1, (1 << (2 * a + 1)) - s->no_rounding,
167 s->h_edge_pos, s->v_edge_pos);
168
169 if (CONFIG_GRAY && s->flags & CODEC_FLAG_GRAY)
170 return;
171
172 ox = s->sprite_offset[1][0] + s->sprite_delta[0][0] * s->mb_x * 8 +
173 s->sprite_delta[0][1] * s->mb_y * 8;
174 oy = s->sprite_offset[1][1] + s->sprite_delta[1][0] * s->mb_x * 8 +
175 s->sprite_delta[1][1] * s->mb_y * 8;
3ada94ba
BF
176
177 ptr = ref_picture[1];
178 s->dsp.gmc(dest_cb, ptr, uvlinesize, 8,
a84616b7
LB
179 ox, oy,
180 s->sprite_delta[0][0], s->sprite_delta[0][1],
181 s->sprite_delta[1][0], s->sprite_delta[1][1],
182 a + 1, (1 << (2 * a + 1)) - s->no_rounding,
183 s->h_edge_pos >> 1, s->v_edge_pos >> 1);
3ada94ba
BF
184
185 ptr = ref_picture[2];
186 s->dsp.gmc(dest_cr, ptr, uvlinesize, 8,
a84616b7
LB
187 ox, oy,
188 s->sprite_delta[0][0], s->sprite_delta[0][1],
189 s->sprite_delta[1][0], s->sprite_delta[1][1],
190 a + 1, (1 << (2 * a + 1)) - s->no_rounding,
191 s->h_edge_pos >> 1, s->v_edge_pos >> 1);
3ada94ba
BF
192}
193
194static inline int hpel_motion(MpegEncContext *s,
a84616b7
LB
195 uint8_t *dest, uint8_t *src,
196 int src_x, int src_y,
197 op_pixels_func *pix_op,
198 int motion_x, int motion_y)
3ada94ba 199{
5e39bb07 200 int dxy = 0;
a84616b7 201 int emu = 0;
3ada94ba 202
3ada94ba
BF
203 src_x += motion_x >> 1;
204 src_y += motion_y >> 1;
205
206 /* WARNING: do no forget half pels */
a84616b7 207 src_x = av_clip(src_x, -16, s->width); // FIXME unneeded for emu?
5e39bb07
MR
208 if (src_x != s->width)
209 dxy |= motion_x & 1;
2568646a 210 src_y = av_clip(src_y, -16, s->height);
5e39bb07
MR
211 if (src_y != s->height)
212 dxy |= (motion_y & 1) << 1;
2568646a 213 src += src_y * s->linesize + src_x;
3ada94ba 214
a84616b7
LB
215 if (s->unrestricted_mv && (s->flags & CODEC_FLAG_EMU_EDGE)) {
216 if ((unsigned)src_x > FFMAX(s->h_edge_pos - (motion_x & 1) - 8, 0) ||
217 (unsigned)src_y > FFMAX(s->v_edge_pos - (motion_y & 1) - 8, 0)) {
218 s->vdsp.emulated_edge_mc(s->edge_emu_buffer, src,
219 s->linesize,
220 9, 9,
221 src_x, src_y, s->h_edge_pos,
222 s->v_edge_pos);
223 src = s->edge_emu_buffer;
224 emu = 1;
3ada94ba
BF
225 }
226 }
2568646a 227 pix_op[dxy](dest, src, s->linesize, 8);
3ada94ba
BF
228 return emu;
229}
230
08c9bfba 231static av_always_inline
bd7c626a 232void mpeg_motion_internal(MpegEncContext *s,
a84616b7
LB
233 uint8_t *dest_y,
234 uint8_t *dest_cb,
235 uint8_t *dest_cr,
236 int field_based,
237 int bottom_field,
238 int field_select,
239 uint8_t **ref_picture,
240 op_pixels_func (*pix_op)[4],
241 int motion_x,
242 int motion_y,
243 int h,
244 int is_mpeg12,
245 int mb_y)
3ada94ba
BF
246{
247 uint8_t *ptr_y, *ptr_cb, *ptr_cr;
08c9bfba 248 int dxy, uvdxy, mx, my, src_x, src_y,
a711a2cb
MS
249 uvsrc_x, uvsrc_y, v_edge_pos;
250 ptrdiff_t uvlinesize, linesize;
3ada94ba
BF
251
252#if 0
a84616b7
LB
253 if (s->quarter_sample) {
254 motion_x >>= 1;
255 motion_y >>= 1;
256 }
3ada94ba
BF
257#endif
258
259 v_edge_pos = s->v_edge_pos >> field_based;
657ccb5a
DB
260 linesize = s->current_picture.f.linesize[0] << field_based;
261 uvlinesize = s->current_picture.f.linesize[1] << field_based;
3ada94ba 262
a84616b7
LB
263 dxy = ((motion_y & 1) << 1) | (motion_x & 1);
264 src_x = s->mb_x * 16 + (motion_x >> 1);
265 src_y = (mb_y << (4 - field_based)) + (motion_y >> 1);
3ada94ba 266
bd7c626a 267 if (!is_mpeg12 && s->out_format == FMT_H263) {
a84616b7
LB
268 if ((s->workaround_bugs & FF_BUG_HPEL_CHROMA) && field_based) {
269 mx = (motion_x >> 1) | (motion_x & 1);
270 my = motion_y >> 1;
271 uvdxy = ((my & 1) << 1) | (mx & 1);
272 uvsrc_x = s->mb_x * 8 + (mx >> 1);
273 uvsrc_y = (mb_y << (3 - field_based)) + (my >> 1);
274 } else {
275 uvdxy = dxy | (motion_y & 2) | ((motion_x & 2) >> 1);
276 uvsrc_x = src_x >> 1;
277 uvsrc_y = src_y >> 1;
3ada94ba 278 }
a84616b7
LB
279 // Even chroma mv's are full pel in H261
280 } else if (!is_mpeg12 && s->out_format == FMT_H261) {
281 mx = motion_x / 4;
282 my = motion_y / 4;
283 uvdxy = 0;
284 uvsrc_x = s->mb_x * 8 + mx;
285 uvsrc_y = mb_y * 8 + my;
3ada94ba 286 } else {
a84616b7
LB
287 if (s->chroma_y_shift) {
288 mx = motion_x / 2;
289 my = motion_y / 2;
290 uvdxy = ((my & 1) << 1) | (mx & 1);
291 uvsrc_x = s->mb_x * 8 + (mx >> 1);
292 uvsrc_y = (mb_y << (3 - field_based)) + (my >> 1);
3ada94ba 293 } else {
a84616b7
LB
294 if (s->chroma_x_shift) {
295 // Chroma422
296 mx = motion_x / 2;
297 uvdxy = ((motion_y & 1) << 1) | (mx & 1);
298 uvsrc_x = s->mb_x * 8 + (mx >> 1);
3ada94ba
BF
299 uvsrc_y = src_y;
300 } else {
a84616b7
LB
301 // Chroma444
302 uvdxy = dxy;
3ada94ba
BF
303 uvsrc_x = src_x;
304 uvsrc_y = src_y;
305 }
306 }
307 }
308
309 ptr_y = ref_picture[0] + src_y * linesize + src_x;
310 ptr_cb = ref_picture[1] + uvsrc_y * uvlinesize + uvsrc_x;
311 ptr_cr = ref_picture[2] + uvsrc_y * uvlinesize + uvsrc_x;
312
a84616b7
LB
313 if ((unsigned)src_x > FFMAX(s->h_edge_pos - (motion_x & 1) - 16, 0) ||
314 (unsigned)src_y > FFMAX(v_edge_pos - (motion_y & 1) - h, 0)) {
315 if (is_mpeg12 ||
316 s->codec_id == AV_CODEC_ID_MPEG2VIDEO ||
317 s->codec_id == AV_CODEC_ID_MPEG1VIDEO) {
318 av_log(s->avctx, AV_LOG_DEBUG,
319 "MPEG motion vector out of boundary (%d %d)\n", src_x,
320 src_y);
321 return;
322 }
323 s->vdsp.emulated_edge_mc(s->edge_emu_buffer, ptr_y,
324 s->linesize,
325 17, 17 + field_based,
326 src_x, src_y << field_based,
327 s->h_edge_pos, s->v_edge_pos);
328 ptr_y = s->edge_emu_buffer;
329 if (!CONFIG_GRAY || !(s->flags & CODEC_FLAG_GRAY)) {
330 uint8_t *uvbuf = s->edge_emu_buffer + 18 * s->linesize;
331 s->vdsp.emulated_edge_mc(uvbuf, ptr_cb,
332 s->uvlinesize,
333 9, 9 + field_based,
334 uvsrc_x, uvsrc_y << field_based,
335 s->h_edge_pos >> 1, s->v_edge_pos >> 1);
336 s->vdsp.emulated_edge_mc(uvbuf + 16, ptr_cr,
337 s->uvlinesize,
338 9, 9 + field_based,
339 uvsrc_x, uvsrc_y << field_based,
340 s->h_edge_pos >> 1, s->v_edge_pos >> 1);
341 ptr_cb = uvbuf;
342 ptr_cr = uvbuf + 16;
343 }
3ada94ba
BF
344 }
345
a84616b7
LB
346 /* FIXME use this for field pix too instead of the obnoxious hack which
347 * changes picture.data */
348 if (bottom_field) {
349 dest_y += s->linesize;
350 dest_cb += s->uvlinesize;
351 dest_cr += s->uvlinesize;
3ada94ba
BF
352 }
353
a84616b7
LB
354 if (field_select) {
355 ptr_y += s->linesize;
356 ptr_cb += s->uvlinesize;
357 ptr_cr += s->uvlinesize;
3ada94ba
BF
358 }
359
360 pix_op[0][dxy](dest_y, ptr_y, linesize, h);
361
a84616b7 362 if (!CONFIG_GRAY || !(s->flags & CODEC_FLAG_GRAY)) {
08c9bfba 363 pix_op[s->chroma_x_shift][uvdxy]
a84616b7 364 (dest_cb, ptr_cb, uvlinesize, h >> s->chroma_y_shift);
08c9bfba 365 pix_op[s->chroma_x_shift][uvdxy]
a84616b7 366 (dest_cr, ptr_cr, uvlinesize, h >> s->chroma_y_shift);
3ada94ba 367 }
a84616b7
LB
368 if (!is_mpeg12 && (CONFIG_H261_ENCODER || CONFIG_H261_DECODER) &&
369 s->out_format == FMT_H261) {
3ada94ba
BF
370 ff_h261_loop_filter(s);
371 }
372}
bd7c626a 373/* apply one mpeg motion vector to the three components */
f69f4036
MR
374static void mpeg_motion(MpegEncContext *s,
375 uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
376 int field_select, uint8_t **ref_picture,
377 op_pixels_func (*pix_op)[4],
378 int motion_x, int motion_y, int h, int mb_y)
bd7c626a 379{
b250f9c6 380#if !CONFIG_SMALL
a84616b7 381 if (s->out_format == FMT_MPEG1)
f69f4036 382 mpeg_motion_internal(s, dest_y, dest_cb, dest_cr, 0, 0,
a84616b7
LB
383 field_select, ref_picture, pix_op,
384 motion_x, motion_y, h, 1, mb_y);
f69f4036
MR
385 else
386#endif
387 mpeg_motion_internal(s, dest_y, dest_cb, dest_cr, 0, 0,
a84616b7
LB
388 field_select, ref_picture, pix_op,
389 motion_x, motion_y, h, 0, mb_y);
f69f4036
MR
390}
391
392static void mpeg_motion_field(MpegEncContext *s, uint8_t *dest_y,
393 uint8_t *dest_cb, uint8_t *dest_cr,
394 int bottom_field, int field_select,
395 uint8_t **ref_picture,
396 op_pixels_func (*pix_op)[4],
397 int motion_x, int motion_y, int h, int mb_y)
398{
399#if !CONFIG_SMALL
400 if(s->out_format == FMT_MPEG1)
401 mpeg_motion_internal(s, dest_y, dest_cb, dest_cr, 1,
a84616b7
LB
402 bottom_field, field_select, ref_picture, pix_op,
403 motion_x, motion_y, h, 1, mb_y);
bd7c626a
KC
404 else
405#endif
f69f4036 406 mpeg_motion_internal(s, dest_y, dest_cb, dest_cr, 1,
a84616b7
LB
407 bottom_field, field_select, ref_picture, pix_op,
408 motion_x, motion_y, h, 0, mb_y);
bd7c626a 409}
3ada94ba 410
a84616b7
LB
411// FIXME move to dsputil, avg variant, 16x16 version
412static inline void put_obmc(uint8_t *dst, uint8_t *src[5], int stride)
413{
3ada94ba 414 int x;
a84616b7
LB
415 uint8_t *const top = src[1];
416 uint8_t *const left = src[2];
417 uint8_t *const mid = src[0];
418 uint8_t *const right = src[3];
419 uint8_t *const bottom = src[4];
3ada94ba
BF
420#define OBMC_FILTER(x, t, l, m, r, b)\
421 dst[x]= (t*top[x] + l*left[x] + m*mid[x] + r*right[x] + b*bottom[x] + 4)>>3
422#define OBMC_FILTER4(x, t, l, m, r, b)\
423 OBMC_FILTER(x , t, l, m, r, b);\
424 OBMC_FILTER(x+1 , t, l, m, r, b);\
425 OBMC_FILTER(x +stride, t, l, m, r, b);\
426 OBMC_FILTER(x+1+stride, t, l, m, r, b);
427
a84616b7
LB
428 x = 0;
429 OBMC_FILTER (x , 2, 2, 4, 0, 0);
430 OBMC_FILTER (x + 1, 2, 1, 5, 0, 0);
431 OBMC_FILTER4(x + 2, 2, 1, 5, 0, 0);
432 OBMC_FILTER4(x + 4, 2, 0, 5, 1, 0);
433 OBMC_FILTER (x + 6, 2, 0, 5, 1, 0);
434 OBMC_FILTER (x + 7, 2, 0, 4, 2, 0);
435 x += stride;
436 OBMC_FILTER (x , 1, 2, 5, 0, 0);
437 OBMC_FILTER (x + 1, 1, 2, 5, 0, 0);
438 OBMC_FILTER (x + 6, 1, 0, 5, 2, 0);
439 OBMC_FILTER (x + 7, 1, 0, 5, 2, 0);
440 x += stride;
441 OBMC_FILTER4(x , 1, 2, 5, 0, 0);
442 OBMC_FILTER4(x + 2, 1, 1, 6, 0, 0);
443 OBMC_FILTER4(x + 4, 1, 0, 6, 1, 0);
444 OBMC_FILTER4(x + 6, 1, 0, 5, 2, 0);
445 x += 2 * stride;
446 OBMC_FILTER4(x , 0, 2, 5, 0, 1);
447 OBMC_FILTER4(x + 2, 0, 1, 6, 0, 1);
448 OBMC_FILTER4(x + 4, 0, 0, 6, 1, 1);
449 OBMC_FILTER4(x + 6, 0, 0, 5, 2, 1);
450 x += 2*stride;
451 OBMC_FILTER (x , 0, 2, 5, 0, 1);
452 OBMC_FILTER (x + 1, 0, 2, 5, 0, 1);
453 OBMC_FILTER4(x + 2, 0, 1, 5, 0, 2);
454 OBMC_FILTER4(x + 4, 0, 0, 5, 1, 2);
455 OBMC_FILTER (x + 6, 0, 0, 5, 2, 1);
456 OBMC_FILTER (x + 7, 0, 0, 5, 2, 1);
457 x += stride;
458 OBMC_FILTER (x , 0, 2, 4, 0, 2);
459 OBMC_FILTER (x + 1, 0, 1, 5, 0, 2);
460 OBMC_FILTER (x + 6, 0, 0, 5, 1, 2);
461 OBMC_FILTER (x + 7, 0, 0, 4, 2, 2);
3ada94ba
BF
462}
463
464/* obmc for 1 8x8 luma block */
465static inline void obmc_motion(MpegEncContext *s,
466 uint8_t *dest, uint8_t *src,
467 int src_x, int src_y,
468 op_pixels_func *pix_op,
a84616b7 469 int16_t mv[5][2] /* mid top left right bottom */)
3ada94ba
BF
470#define MID 0
471{
472 int i;
473 uint8_t *ptr[5];
474
a84616b7 475 assert(s->quarter_sample == 0);
3ada94ba 476
a84616b7
LB
477 for (i = 0; i < 5; i++) {
478 if (i && mv[i][0] == mv[MID][0] && mv[i][1] == mv[MID][1]) {
479 ptr[i] = ptr[MID];
480 } else {
481 ptr[i] = s->obmc_scratchpad + 8 * (i & 1) +
482 s->linesize * 8 * (i >> 1);
483 hpel_motion(s, ptr[i], src, src_x, src_y, pix_op,
3ada94ba
BF
484 mv[i][0], mv[i][1]);
485 }
486 }
487
488 put_obmc(dest, ptr, s->linesize);
489}
490
491static inline void qpel_motion(MpegEncContext *s,
a84616b7
LB
492 uint8_t *dest_y,
493 uint8_t *dest_cb,
494 uint8_t *dest_cr,
495 int field_based, int bottom_field,
496 int field_select, uint8_t **ref_picture,
497 op_pixels_func (*pix_op)[4],
3ada94ba
BF
498 qpel_mc_func (*qpix_op)[16],
499 int motion_x, int motion_y, int h)
500{
501 uint8_t *ptr_y, *ptr_cb, *ptr_cr;
93f30547
RB
502 int dxy, uvdxy, mx, my, src_x, src_y, uvsrc_x, uvsrc_y, v_edge_pos;
503 ptrdiff_t linesize, uvlinesize;
3ada94ba 504
a84616b7
LB
505 dxy = ((motion_y & 3) << 2) | (motion_x & 3);
506
3ada94ba
BF
507 src_x = s->mb_x * 16 + (motion_x >> 2);
508 src_y = s->mb_y * (16 >> field_based) + (motion_y >> 2);
509
510 v_edge_pos = s->v_edge_pos >> field_based;
a84616b7 511 linesize = s->linesize << field_based;
3ada94ba
BF
512 uvlinesize = s->uvlinesize << field_based;
513
a84616b7
LB
514 if (field_based) {
515 mx = motion_x / 2;
516 my = motion_y >> 1;
517 } else if (s->workaround_bugs & FF_BUG_QPEL_CHROMA2) {
518 static const int rtab[8] = { 0, 0, 1, 1, 0, 0, 0, 1 };
519 mx = (motion_x >> 1) + rtab[motion_x & 7];
520 my = (motion_y >> 1) + rtab[motion_y & 7];
521 } else if (s->workaround_bugs & FF_BUG_QPEL_CHROMA) {
522 mx = (motion_x >> 1) | (motion_x & 1);
523 my = (motion_y >> 1) | (motion_y & 1);
524 } else {
525 mx = motion_x / 2;
526 my = motion_y / 2;
3ada94ba 527 }
a84616b7
LB
528 mx = (mx >> 1) | (mx & 1);
529 my = (my >> 1) | (my & 1);
3ada94ba 530
a84616b7
LB
531 uvdxy = (mx & 1) | ((my & 1) << 1);
532 mx >>= 1;
533 my >>= 1;
3ada94ba
BF
534
535 uvsrc_x = s->mb_x * 8 + mx;
536 uvsrc_y = s->mb_y * (8 >> field_based) + my;
537
a84616b7 538 ptr_y = ref_picture[0] + src_y * linesize + src_x;
3ada94ba
BF
539 ptr_cb = ref_picture[1] + uvsrc_y * uvlinesize + uvsrc_x;
540 ptr_cr = ref_picture[2] + uvsrc_y * uvlinesize + uvsrc_x;
541
a84616b7
LB
542 if ((unsigned)src_x > FFMAX(s->h_edge_pos - (motion_x & 3) - 16, 0) ||
543 (unsigned)src_y > FFMAX(v_edge_pos - (motion_y & 3) - h, 0)) {
544 s->vdsp.emulated_edge_mc(s->edge_emu_buffer, ptr_y,
545 s->linesize,
546 17, 17 + field_based,
547 src_x, src_y << field_based,
548 s->h_edge_pos, s->v_edge_pos);
549 ptr_y = s->edge_emu_buffer;
550 if (!CONFIG_GRAY || !(s->flags & CODEC_FLAG_GRAY)) {
551 uint8_t *uvbuf = s->edge_emu_buffer + 18 * s->linesize;
552 s->vdsp.emulated_edge_mc(uvbuf, ptr_cb,
553 s->uvlinesize,
554 9, 9 + field_based,
555 uvsrc_x, uvsrc_y << field_based,
556 s->h_edge_pos >> 1, s->v_edge_pos >> 1);
557 s->vdsp.emulated_edge_mc(uvbuf + 16, ptr_cr,
558 s->uvlinesize,
559 9, 9 + field_based,
560 uvsrc_x, uvsrc_y << field_based,
561 s->h_edge_pos >> 1, s->v_edge_pos >> 1);
562 ptr_cb = uvbuf;
563 ptr_cr = uvbuf + 16;
3ada94ba
BF
564 }
565 }
566
a84616b7 567 if (!field_based)
3ada94ba 568 qpix_op[0][dxy](dest_y, ptr_y, linesize);
a84616b7
LB
569 else {
570 if (bottom_field) {
571 dest_y += s->linesize;
572 dest_cb += s->uvlinesize;
573 dest_cr += s->uvlinesize;
3ada94ba
BF
574 }
575
a84616b7 576 if (field_select) {
3ada94ba
BF
577 ptr_y += s->linesize;
578 ptr_cb += s->uvlinesize;
579 ptr_cr += s->uvlinesize;
580 }
a84616b7
LB
581 // damn interlaced mode
582 // FIXME boundary mirroring is not exactly correct here
583 qpix_op[1][dxy](dest_y, ptr_y, linesize);
584 qpix_op[1][dxy](dest_y + 8, ptr_y + 8, linesize);
3ada94ba 585 }
a84616b7 586 if (!CONFIG_GRAY || !(s->flags & CODEC_FLAG_GRAY)) {
3ada94ba
BF
587 pix_op[1][uvdxy](dest_cr, ptr_cr, uvlinesize, h >> 1);
588 pix_op[1][uvdxy](dest_cb, ptr_cb, uvlinesize, h >> 1);
589 }
590}
591
592/**
b9ca2042 593 * h263 chroma 4mv motion compensation.
3ada94ba 594 */
66f5a6b4
MR
595static void chroma_4mv_motion(MpegEncContext *s,
596 uint8_t *dest_cb, uint8_t *dest_cr,
597 uint8_t **ref_picture,
598 op_pixels_func *pix_op,
599 int mx, int my)
600{
3ada94ba 601 uint8_t *ptr;
93f30547
RB
602 int src_x, src_y, dxy, emu = 0;
603 ptrdiff_t offset;
3ada94ba
BF
604
605 /* In case of 8X8, we construct a single chroma motion vector
a84616b7
LB
606 * with a special rounding */
607 mx = ff_h263_round_chroma(mx);
608 my = ff_h263_round_chroma(my);
3ada94ba 609
a84616b7 610 dxy = ((my & 1) << 1) | (mx & 1);
3ada94ba
BF
611 mx >>= 1;
612 my >>= 1;
613
614 src_x = s->mb_x * 8 + mx;
615 src_y = s->mb_y * 8 + my;
c31a25e7
JGG
616 src_x = av_clip(src_x, -8, (s->width >> 1));
617 if (src_x == (s->width >> 1))
3ada94ba 618 dxy &= ~1;
c31a25e7
JGG
619 src_y = av_clip(src_y, -8, (s->height >> 1));
620 if (src_y == (s->height >> 1))
3ada94ba
BF
621 dxy &= ~2;
622
ee41963f 623 offset = src_y * s->uvlinesize + src_x;
a84616b7
LB
624 ptr = ref_picture[1] + offset;
625 if (s->flags & CODEC_FLAG_EMU_EDGE) {
626 if ((unsigned)src_x > FFMAX((s->h_edge_pos >> 1) - (dxy & 1) - 8, 0) ||
627 (unsigned)src_y > FFMAX((s->v_edge_pos >> 1) - (dxy >> 1) - 8, 0)) {
628 s->vdsp.emulated_edge_mc(s->edge_emu_buffer,
629 ptr, s->uvlinesize,
630 9, 9, src_x, src_y,
631 s->h_edge_pos >> 1, s->v_edge_pos >> 1);
632 ptr = s->edge_emu_buffer;
633 emu = 1;
3ada94ba
BF
634 }
635 }
636 pix_op[dxy](dest_cb, ptr, s->uvlinesize, 8);
637
638 ptr = ref_picture[2] + offset;
a84616b7
LB
639 if (emu) {
640 s->vdsp.emulated_edge_mc(s->edge_emu_buffer,
641 ptr, s->uvlinesize,
642 9, 9, src_x, src_y,
643 s->h_edge_pos >> 1, s->v_edge_pos >> 1);
644 ptr = s->edge_emu_buffer;
3ada94ba
BF
645 }
646 pix_op[dxy](dest_cr, ptr, s->uvlinesize, 8);
647}
648
a84616b7
LB
649static inline void prefetch_motion(MpegEncContext *s, uint8_t **pix, int dir)
650{
3ada94ba
BF
651 /* fetch pixels for estimated mv 4 macroblocks ahead
652 * optimized for 64byte cache lines */
653 const int shift = s->quarter_sample ? 2 : 1;
a84616b7
LB
654 const int mx = (s->mv[dir][0][0] >> shift) + 16 * s->mb_x + 8;
655 const int my = (s->mv[dir][0][1] >> shift) + 16 * s->mb_y;
656 int off = mx + (my + (s->mb_x & 3) * 4) * s->linesize + 64;
657
658 s->vdsp.prefetch(pix[0] + off, s->linesize, 4);
659 off = (mx >> 1) + ((my >> 1) + (s->mb_x & 7)) * s->uvlinesize + 64;
660 s->vdsp.prefetch(pix[1] + off, pix[2] - pix[1], 2);
3ada94ba
BF
661}
662
663/**
664 * motion compensation of a single macroblock
665 * @param s context
666 * @param dest_y luma destination pointer
667 * @param dest_cb chroma cb/u destination pointer
668 * @param dest_cr chroma cr/v destination pointer
669 * @param dir direction (0->forward, 1->backward)
670 * @param ref_picture array[3] of pointers to the 3 planes of the reference picture
9a58234f
DB
671 * @param pix_op halfpel motion compensation function (average or put normally)
672 * @param qpix_op qpel motion compensation function (average or put normally)
3ada94ba
BF
673 * the motion vectors are taken from s->mv and the MV type from s->mv_type
674 */
b1d31e2f 675static av_always_inline void MPV_motion_internal(MpegEncContext *s,
a84616b7
LB
676 uint8_t *dest_y,
677 uint8_t *dest_cb,
678 uint8_t *dest_cr,
679 int dir,
680 uint8_t **ref_picture,
681 op_pixels_func (*pix_op)[4],
682 qpel_mc_func (*qpix_op)[16],
683 int is_mpeg12)
3ada94ba
BF
684{
685 int dxy, mx, my, src_x, src_y, motion_x, motion_y;
686 int mb_x, mb_y, i;
687 uint8_t *ptr, *dest;
688
689 mb_x = s->mb_x;
690 mb_y = s->mb_y;
691
692 prefetch_motion(s, ref_picture, dir);
693
a84616b7 694 if (!is_mpeg12 && s->obmc && s->pict_type != AV_PICTURE_TYPE_B) {
154ff818 695 LOCAL_ALIGNED_8(int16_t, mv_cache, [4], [4][2]);
a84616b7
LB
696 Picture *cur_frame = &s->current_picture;
697 const int xy = s->mb_x + s->mb_y * s->mb_stride;
698 const int mot_stride = s->b8_stride;
699 const int mot_xy = mb_x * 2 + mb_y * 2 * mot_stride;
3ada94ba
BF
700
701 assert(!s->mb_skipped);
702
a84616b7 703 AV_COPY32(mv_cache[1][1], cur_frame->motion_val[0][mot_xy]);
154ff818 704 AV_COPY32(mv_cache[1][2], cur_frame->motion_val[0][mot_xy + 1]);
3ada94ba 705
a84616b7
LB
706 AV_COPY32(mv_cache[2][1],
707 cur_frame->motion_val[0][mot_xy + mot_stride]);
708 AV_COPY32(mv_cache[2][2],
709 cur_frame->motion_val[0][mot_xy + mot_stride + 1]);
154ff818 710
a84616b7
LB
711 AV_COPY32(mv_cache[3][1],
712 cur_frame->motion_val[0][mot_xy + mot_stride]);
713 AV_COPY32(mv_cache[3][2],
714 cur_frame->motion_val[0][mot_xy + mot_stride + 1]);
154ff818
JG
715
716 if (mb_y == 0 || IS_INTRA(cur_frame->mb_type[xy - s->mb_stride])) {
717 AV_COPY32(mv_cache[0][1], mv_cache[1][1]);
718 AV_COPY32(mv_cache[0][2], mv_cache[1][2]);
a84616b7
LB
719 } else {
720 AV_COPY32(mv_cache[0][1],
721 cur_frame->motion_val[0][mot_xy - mot_stride]);
722 AV_COPY32(mv_cache[0][2],
723 cur_frame->motion_val[0][mot_xy - mot_stride + 1]);
3ada94ba
BF
724 }
725
154ff818 726 if (mb_x == 0 || IS_INTRA(cur_frame->mb_type[xy - 1])) {
99267eb7
EF
727 AV_COPY32(mv_cache[1][0], mv_cache[1][1]);
728 AV_COPY32(mv_cache[2][0], mv_cache[2][1]);
a84616b7 729 } else {
154ff818 730 AV_COPY32(mv_cache[1][0], cur_frame->motion_val[0][mot_xy - 1]);
a84616b7
LB
731 AV_COPY32(mv_cache[2][0],
732 cur_frame->motion_val[0][mot_xy - 1 + mot_stride]);
3ada94ba
BF
733 }
734
154ff818 735 if (mb_x + 1 >= s->mb_width || IS_INTRA(cur_frame->mb_type[xy + 1])) {
99267eb7
EF
736 AV_COPY32(mv_cache[1][3], mv_cache[1][2]);
737 AV_COPY32(mv_cache[2][3], mv_cache[2][2]);
a84616b7 738 } else {
154ff818 739 AV_COPY32(mv_cache[1][3], cur_frame->motion_val[0][mot_xy + 2]);
a84616b7
LB
740 AV_COPY32(mv_cache[2][3],
741 cur_frame->motion_val[0][mot_xy + 2 + mot_stride]);
3ada94ba
BF
742 }
743
744 mx = 0;
745 my = 0;
a84616b7
LB
746 for (i = 0; i < 4; i++) {
747 const int x = (i & 1) + 1;
748 const int y = (i >> 1) + 1;
749 int16_t mv[5][2] = {
750 { mv_cache[y][x][0], mv_cache[y][x][1] },
751 { mv_cache[y - 1][x][0], mv_cache[y - 1][x][1] },
752 { mv_cache[y][x - 1][0], mv_cache[y][x - 1][1] },
753 { mv_cache[y][x + 1][0], mv_cache[y][x + 1][1] },
754 { mv_cache[y + 1][x][0], mv_cache[y + 1][x][1] }
755 };
756 // FIXME cleanup
3ada94ba
BF
757 obmc_motion(s, dest_y + ((i & 1) * 8) + (i >> 1) * 8 * s->linesize,
758 ref_picture[0],
a84616b7 759 mb_x * 16 + (i & 1) * 8, mb_y * 16 + (i >> 1) * 8,
3ada94ba
BF
760 pix_op[1],
761 mv);
762
763 mx += mv[0][0];
764 my += mv[0][1];
765 }
a84616b7
LB
766 if (!CONFIG_GRAY || !(s->flags & CODEC_FLAG_GRAY))
767 chroma_4mv_motion(s, dest_cb, dest_cr,
768 ref_picture, pix_op[1],
769 mx, my);
3ada94ba
BF
770
771 return;
772 }
773
a84616b7 774 switch (s->mv_type) {
3ada94ba 775 case MV_TYPE_16X16:
a84616b7
LB
776 if (s->mcsel) {
777 if (s->real_sprite_warping_points == 1) {
3ada94ba
BF
778 gmc1_motion(s, dest_y, dest_cb, dest_cr,
779 ref_picture);
a84616b7 780 } else {
3ada94ba 781 gmc_motion(s, dest_y, dest_cb, dest_cr,
a84616b7 782 ref_picture);
3ada94ba 783 }
a84616b7 784 } else if (!is_mpeg12 && s->quarter_sample) {
3ada94ba
BF
785 qpel_motion(s, dest_y, dest_cb, dest_cr,
786 0, 0, 0,
787 ref_picture, pix_op, qpix_op,
788 s->mv[dir][0][0], s->mv[dir][0][1], 16);
18f2d5cb 789 } else if (!is_mpeg12 && (CONFIG_WMV2_DECODER || CONFIG_WMV2_ENCODER) &&
36ef5369 790 s->mspel && s->codec_id == AV_CODEC_ID_WMV2) {
3ada94ba 791 ff_mspel_motion(s, dest_y, dest_cb, dest_cr,
a84616b7
LB
792 ref_picture, pix_op,
793 s->mv[dir][0][0], s->mv[dir][0][1], 16);
794 } else {
f69f4036 795 mpeg_motion(s, dest_y, dest_cb, dest_cr, 0,
3ada94ba 796 ref_picture, pix_op,
078cdecf 797 s->mv[dir][0][0], s->mv[dir][0][1], 16, mb_y);
3ada94ba
BF
798 }
799 break;
800 case MV_TYPE_8X8:
a84616b7
LB
801 if (!is_mpeg12) {
802 mx = 0;
803 my = 0;
804 if (s->quarter_sample) {
805 for (i = 0; i < 4; i++) {
806 motion_x = s->mv[dir][i][0];
807 motion_y = s->mv[dir][i][1];
808
809 dxy = ((motion_y & 3) << 2) | (motion_x & 3);
810 src_x = mb_x * 16 + (motion_x >> 2) + (i & 1) * 8;
811 src_y = mb_y * 16 + (motion_y >> 2) + (i >> 1) * 8;
812
813 /* WARNING: do no forget half pels */
814 src_x = av_clip(src_x, -16, s->width);
815 if (src_x == s->width)
816 dxy &= ~3;
817 src_y = av_clip(src_y, -16, s->height);
818 if (src_y == s->height)
819 dxy &= ~12;
820
821 ptr = ref_picture[0] + (src_y * s->linesize) + (src_x);
822 if (s->flags & CODEC_FLAG_EMU_EDGE) {
823 if ((unsigned)src_x > FFMAX(s->h_edge_pos - (motion_x & 3) - 8, 0) ||
824 (unsigned)src_y > FFMAX(s->v_edge_pos - (motion_y & 3) - 8, 0)) {
825 s->vdsp.emulated_edge_mc(s->edge_emu_buffer, ptr,
826 s->linesize,
827 9, 9,
828 src_x, src_y,
829 s->h_edge_pos,
830 s->v_edge_pos);
831 ptr = s->edge_emu_buffer;
832 }
3ada94ba 833 }
a84616b7
LB
834 dest = dest_y + ((i & 1) * 8) + (i >> 1) * 8 * s->linesize;
835 qpix_op[1][dxy](dest, ptr, s->linesize);
3ada94ba 836
a84616b7
LB
837 mx += s->mv[dir][i][0] / 2;
838 my += s->mv[dir][i][1] / 2;
839 }
840 } else {
841 for (i = 0; i < 4; i++) {
842 hpel_motion(s,
843 dest_y + ((i & 1) * 8) + (i >> 1) * 8 * s->linesize,
844 ref_picture[0],
845 mb_x * 16 + (i & 1) * 8,
846 mb_y * 16 + (i >> 1) * 8,
847 pix_op[1],
848 s->mv[dir][i][0],
849 s->mv[dir][i][1]);
850
851 mx += s->mv[dir][i][0];
852 my += s->mv[dir][i][1];
853 }
3ada94ba 854 }
3ada94ba 855
a84616b7
LB
856 if (!CONFIG_GRAY || !(s->flags & CODEC_FLAG_GRAY))
857 chroma_4mv_motion(s, dest_cb, dest_cr,
858 ref_picture, pix_op[1], mx, my);
859 }
3ada94ba
BF
860 break;
861 case MV_TYPE_FIELD:
862 if (s->picture_structure == PICT_FRAME) {
a84616b7
LB
863 if (!is_mpeg12 && s->quarter_sample) {
864 for (i = 0; i < 2; i++)
3ada94ba
BF
865 qpel_motion(s, dest_y, dest_cb, dest_cr,
866 1, i, s->field_select[dir][i],
867 ref_picture, pix_op, qpix_op,
868 s->mv[dir][i][0], s->mv[dir][i][1], 8);
a84616b7 869 } else {
3ada94ba 870 /* top field */
f69f4036
MR
871 mpeg_motion_field(s, dest_y, dest_cb, dest_cr,
872 0, s->field_select[dir][0],
873 ref_picture, pix_op,
874 s->mv[dir][0][0], s->mv[dir][0][1], 8, mb_y);
3ada94ba 875 /* bottom field */
f69f4036
MR
876 mpeg_motion_field(s, dest_y, dest_cb, dest_cr,
877 1, s->field_select[dir][1],
878 ref_picture, pix_op,
879 s->mv[dir][1][0], s->mv[dir][1][1], 8, mb_y);
3ada94ba
BF
880 }
881 } else {
a84616b7
LB
882 if (s->picture_structure != s->field_select[dir][0] + 1 &&
883 s->pict_type != AV_PICTURE_TYPE_B && !s->first_field) {
657ccb5a 884 ref_picture = s->current_picture_ptr->f.data;
3ada94ba
BF
885 }
886
887 mpeg_motion(s, dest_y, dest_cb, dest_cr,
f69f4036 888 s->field_select[dir][0],
3ada94ba 889 ref_picture, pix_op,
a84616b7 890 s->mv[dir][0][0], s->mv[dir][0][1], 16, mb_y >> 1);
3ada94ba
BF
891 }
892 break;
893 case MV_TYPE_16X8:
a84616b7
LB
894 for (i = 0; i < 2; i++) {
895 uint8_t **ref2picture;
3ada94ba 896
a84616b7
LB
897 if (s->picture_structure == s->field_select[dir][i] + 1
898 || s->pict_type == AV_PICTURE_TYPE_B || s->first_field) {
899 ref2picture = ref_picture;
900 } else {
657ccb5a 901 ref2picture = s->current_picture_ptr->f.data;
3ada94ba
BF
902 }
903
904 mpeg_motion(s, dest_y, dest_cb, dest_cr,
f69f4036 905 s->field_select[dir][i],
3ada94ba 906 ref2picture, pix_op,
a84616b7
LB
907 s->mv[dir][i][0], s->mv[dir][i][1] + 16 * i,
908 8, mb_y >> 1);
3ada94ba 909
a84616b7
LB
910 dest_y += 16 * s->linesize;
911 dest_cb += (16 >> s->chroma_y_shift) * s->uvlinesize;
912 dest_cr += (16 >> s->chroma_y_shift) * s->uvlinesize;
3ada94ba
BF
913 }
914 break;
915 case MV_TYPE_DMV:
a84616b7
LB
916 if (s->picture_structure == PICT_FRAME) {
917 for (i = 0; i < 2; i++) {
3ada94ba 918 int j;
a84616b7 919 for (j = 0; j < 2; j++)
f69f4036 920 mpeg_motion_field(s, dest_y, dest_cb, dest_cr,
a84616b7
LB
921 j, j ^ i, ref_picture, pix_op,
922 s->mv[dir][2 * i + j][0],
923 s->mv[dir][2 * i + j][1], 8, mb_y);
f4fed5a2 924 pix_op = s->hdsp.avg_pixels_tab;
3ada94ba 925 }
a84616b7
LB
926 } else {
927 for (i = 0; i < 2; i++) {
3ada94ba 928 mpeg_motion(s, dest_y, dest_cb, dest_cr,
a84616b7 929 s->picture_structure != i + 1,
3ada94ba 930 ref_picture, pix_op,
a84616b7
LB
931 s->mv[dir][2 * i][0], s->mv[dir][2 * i][1],
932 16, mb_y >> 1);
3ada94ba
BF
933
934 // after put we make avg of the same block
a84616b7 935 pix_op = s->hdsp.avg_pixels_tab;
3ada94ba 936
a84616b7
LB
937 /* opposite parity is always in the same frame if this is
938 * second field */
939 if (!s->first_field) {
657ccb5a 940 ref_picture = s->current_picture_ptr->f.data;
3ada94ba
BF
941 }
942 }
943 }
a84616b7 944 break;
3ada94ba
BF
945 default: assert(0);
946 }
947}
948
7a851153
MR
949void ff_MPV_motion(MpegEncContext *s,
950 uint8_t *dest_y, uint8_t *dest_cb,
951 uint8_t *dest_cr, int dir,
952 uint8_t **ref_picture,
953 op_pixels_func (*pix_op)[4],
954 qpel_mc_func (*qpix_op)[16])
bd7c626a 955{
b250f9c6 956#if !CONFIG_SMALL
a84616b7 957 if (s->out_format == FMT_MPEG1)
bd7c626a
KC
958 MPV_motion_internal(s, dest_y, dest_cb, dest_cr, dir,
959 ref_picture, pix_op, qpix_op, 1);
960 else
961#endif
962 MPV_motion_internal(s, dest_y, dest_cb, dest_cr, dir,
963 ref_picture, pix_op, qpix_op, 0);
964}