GCC Code Coverage Report
Directory: ../../../ffmpeg/ Exec Total Coverage
File: src/libavcodec/mpegvideo_motion.c Lines: 370 497 74.4 %
Date: 2021-04-20 04:37:23 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
2639244
    if (src_x != s->width)
205
2637339
        dxy |= motion_x & 1;
206
2639244
    src_y = av_clip(src_y, -16, s->height);
207
2639244
    if (src_y != s->height)
208
2636911
        dxy |= (motion_y & 1) << 1;
209
2639244
    src += src_y * s->linesize + src_x;
210
211

2639244
    if ((unsigned)src_x >= FFMAX(s->h_edge_pos - (motion_x & 1) - 7, 0) ||
212

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
8017611
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
8017611
    v_edge_pos = s->v_edge_pos >> field_based;
248
8017611
    linesize   = s->current_picture.f->linesize[0] << field_based;
249
8017611
    uvlinesize = s->current_picture.f->linesize[1] << field_based;
250
8017611
    block_y_half = (field_based | is_16x8);
251
252
8017611
    dxy   = ((motion_y & 1) << 1) | (motion_x & 1);
253
8017611
    src_x = s->mb_x * 16 + (motion_x >> 1);
254
8017611
    src_y = (mb_y << (4 - block_y_half)) + (motion_y >> 1);
255
256

8017611
    if (!is_mpeg12 && s->out_format == FMT_H263) {
257

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

4289509
    } 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
4083552
        if (s->chroma_y_shift) {
277
3408056
            mx      = motion_x / 2;
278
3408056
            my      = motion_y / 2;
279
3408056
            uvdxy   = ((my & 1) << 1) | (mx & 1);
280
3408056
            uvsrc_x = s->mb_x * 8 + (mx >> 1);
281
3408056
            uvsrc_y = (mb_y << (3 - block_y_half)) + (my >> 1);
282
        } else {
283
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
8017611
    ptr_y  = ref_picture[0] + src_y * linesize + src_x;
299
8017611
    ptr_cb = ref_picture[1] + uvsrc_y * uvlinesize + uvsrc_x;
300
8017611
    ptr_cr = ref_picture[2] + uvsrc_y * uvlinesize + uvsrc_x;
301
302

8017611
    if ((unsigned)src_x >= FFMAX(s->h_edge_pos - (motion_x & 1) - 15   , 0) ||
303

7882128
        (unsigned)src_y >= FFMAX(   v_edge_pos - (motion_y & 1) - h + 1, 0)) {
304
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
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
8017611
    if (bottom_field) {
343
221989
        dest_y  += s->linesize;
344
221989
        dest_cb += s->uvlinesize;
345
221989
        dest_cr += s->uvlinesize;
346
    }
347
348
8017611
    if (field_select) {
349
591565
        ptr_y  += s->linesize;
350
591565
        ptr_cb += s->uvlinesize;
351
591565
        ptr_cr += s->uvlinesize;
352
    }
353
354
8017611
    pix_op[0][dxy](dest_y, ptr_y, linesize, h);
355
356
    if (!CONFIG_GRAY || !(s->avctx->flags & AV_CODEC_FLAG_GRAY)) {
357
8017611
        pix_op[s->chroma_x_shift][uvdxy]
358
8017611
            (dest_cb, ptr_cb, uvlinesize, h >> s->chroma_y_shift);
359
8017611
        pix_op[s->chroma_x_shift][uvdxy]
360
8017611
            (dest_cr, ptr_cr, uvlinesize, h >> s->chroma_y_shift);
361
    }
362
8017611
    if (!is_mpeg12 && (CONFIG_H261_ENCODER || CONFIG_H261_DECODER) &&
363
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
7573633
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
7573633
    if (s->out_format == FMT_MPEG1)
376
3639574
        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
7573633
}
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
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
2477808
    for (i = 0; i < 5; i++) {
472

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
212545
    if (field_based) {
509
        mx = motion_x / 2;
510
        my = motion_y >> 1;
511
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
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

212545
    if ((unsigned)src_x >= FFMAX(s->h_edge_pos - (motion_x & 3) - 15   , 0) ||
537

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
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
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
683767
    if (src_x == (s->width >> 1))
615
2
        dxy &= ~1;
616
683767
    src_y = av_clip(src_y, -8, (s->height >> 1));
617
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

683767
    if ((unsigned)src_x >= FFMAX((s->h_edge_pos >> 1) - (dxy  & 1) - 7, 0) ||
623

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
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
8554082
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
8554082
    const int shift = s->quarter_sample ? 2 : 1;
649
8554082
    const int mx    = (s->mv[dir][0][0] >> shift) + 16 * s->mb_x + 8;
650
8554082
    const int my    = (s->mv[dir][0][1] >> shift) + 16 * s->mb_y;
651
8554082
    int off         = mx + (my + (s->mb_x & 3) * 4) * s->linesize + 64;
652
653
8554082
    s->vdsp.prefetch(pix[0] + off, s->linesize, 4);
654
8554082
    off = (mx >> 1) + ((my >> 1) + (s->mb_x & 7)) * s->uvlinesize + 64;
655
8554082
    s->vdsp.prefetch(pix[1] + off, pix[2] - pix[1], 2);
656
8554082
}
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

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

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

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
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
580525
    if (s->quarter_sample) {
763
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
506124
            if (src_x == s->width)
774
698
                dxy &= ~3;
775
506124
            src_y = av_clip(src_y, -16, s->height);
776
506124
            if (src_y == s->height)
777
838
                dxy &= ~12;
778
779
506124
            ptr = ref_picture[0] + (src_y * s->linesize) + (src_x);
780

506124
            if ((unsigned)src_x >= FFMAX(s->h_edge_pos - (motion_x & 3) - 7, 0) ||
781

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
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
8554082
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
8554082
    int mb_y = s->mb_y;
841
842
8554082
    prefetch_motion(s, ref_picture, dir);
843
844

8554082
    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

8450840
    switch (s->mv_type) {
850
7145331
    case MV_TYPE_16X16:
851

7145331
        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

7145331
        } 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
6932786
        } else if (!is_mpeg12 && (CONFIG_WMV2_DECODER || CONFIG_WMV2_ENCODER) &&
865

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
6852293
            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
7145331
        break;
875
580525
    case MV_TYPE_8X8:
876
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
506639
    case MV_TYPE_FIELD:
881
506639
        if (s->picture_structure == PICT_FRAME) {
882

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

284650
            if (   s->picture_structure != s->field_select[dir][0] + 1 && s->pict_type != AV_PICTURE_TYPE_B && !s->first_field
902
258697
                || !ref_picture[0]) {
903
25953
                ref_picture = s->current_picture_ptr->f->data;
904
            }
905
906
284650
            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
506639
        break;
912
203181
    case MV_TYPE_16X8:
913
203181
        if (CONFIG_SMALL || is_mpeg12) {
914
609543
            for (i = 0; i < 2; i++) {
915
                uint8_t **ref2picture;
916
917
406362
                if ((s->picture_structure == s->field_select[dir][i] + 1 ||
918

54915
                     s->pict_type == AV_PICTURE_TYPE_B || s->first_field) &&
919
358900
                    ref_picture[0]) {
920
358900
                    ref2picture = ref_picture;
921
                } else {
922
47462
                    ref2picture = s->current_picture_ptr->f->data;
923
                }
924
925
406362
                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
406362
                            8, 1, (mb_y & ~1) + i);
930
931
406362
                dest_y  += 16 * s->linesize;
932
406362
                dest_cb += (16 >> s->chroma_y_shift) * s->uvlinesize;
933
406362
                dest_cr += (16 >> s->chroma_y_shift) * s->uvlinesize;
934
            }
935
203181
            break;
936
        }
937
    case MV_TYPE_DMV:
938
15164
        if (CONFIG_SMALL || is_mpeg12) {
939
15164
            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
15164
                if (!ref_picture[0]) {
950
                    ref_picture = s->current_picture_ptr->f->data;
951
                }
952
45492
                for (i = 0; i < 2; i++) {
953
30328
                    mpeg_motion(s, dest_y, dest_cb, dest_cr,
954
30328
                                s->picture_structure != i + 1,
955
                                ref_picture, pix_op,
956
30328
                                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
30328
                    pix_op = s->hdsp.avg_pixels_tab;
961
962
                    /* opposite parity is always in the same frame if this is
963
                     * second field */
964
30328
                    if (!s->first_field)
965
26096
                        ref_picture = s->current_picture_ptr->f->data;
966
                }
967
            }
968
15164
            break;
969
        }
970
    default: av_assert2(0);
971
    }
972
}
973
974
8554082
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
8554082
    if (s->out_format == FMT_MPEG1)
983
3643218
        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
8554082
}