GCC Code Coverage Report
Directory: ../../../ffmpeg/ Exec Total Coverage
File: src/libavcodec/mpegvideo_motion.c Lines: 370 497 74.4 %
Date: 2019-11-18 18:00:01 Branches: 153 232 65.9 %

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 <string.h>
25
26
#include "libavutil/avassert.h"
27
#include "libavutil/internal.h"
28
#include "avcodec.h"
29
#include "h261.h"
30
#include "mpegutils.h"
31
#include "mpegvideo.h"
32
#include "mjpegenc.h"
33
#include "msmpeg4.h"
34
#include "qpeldsp.h"
35
#include "wmv2.h"
36
#include <limits.h>
37
38
static void gmc1_motion(MpegEncContext *s,
39
                        uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
40
                        uint8_t **ref_picture)
41
{
42
    uint8_t *ptr;
43
    int src_x, src_y, motion_x, motion_y;
44
    ptrdiff_t offset, linesize, uvlinesize;
45
    int emu = 0;
46
47
    motion_x   = s->sprite_offset[0][0];
48
    motion_y   = s->sprite_offset[0][1];
49
    src_x      = s->mb_x * 16 + (motion_x >> (s->sprite_warping_accuracy + 1));
50
    src_y      = s->mb_y * 16 + (motion_y >> (s->sprite_warping_accuracy + 1));
51
    motion_x *= 1 << (3 - s->sprite_warping_accuracy);
52
    motion_y *= 1 << (3 - s->sprite_warping_accuracy);
53
    src_x      = av_clip(src_x, -16, s->width);
54
    if (src_x == s->width)
55
        motion_x = 0;
56
    src_y = av_clip(src_y, -16, s->height);
57
    if (src_y == s->height)
58
        motion_y = 0;
59
60
    linesize   = s->linesize;
61
    uvlinesize = s->uvlinesize;
62
63
    ptr = ref_picture[0] + src_y * linesize + src_x;
64
65
    if ((unsigned)src_x >= FFMAX(s->h_edge_pos - 17, 0) ||
66
        (unsigned)src_y >= FFMAX(s->v_edge_pos - 17, 0)) {
67
        s->vdsp.emulated_edge_mc(s->sc.edge_emu_buffer, ptr,
68
                                 linesize, linesize,
69
                                 17, 17,
70
                                 src_x, src_y,
71
                                 s->h_edge_pos, s->v_edge_pos);
72
        ptr = s->sc.edge_emu_buffer;
73
    }
74
75
    if ((motion_x | motion_y) & 7) {
76
        s->mdsp.gmc1(dest_y, ptr, linesize, 16,
77
                     motion_x & 15, motion_y & 15, 128 - s->no_rounding);
78
        s->mdsp.gmc1(dest_y + 8, ptr + 8, linesize, 16,
79
                     motion_x & 15, motion_y & 15, 128 - s->no_rounding);
80
    } else {
81
        int dxy;
82
83
        dxy = ((motion_x >> 3) & 1) | ((motion_y >> 2) & 2);
84
        if (s->no_rounding) {
85
            s->hdsp.put_no_rnd_pixels_tab[0][dxy](dest_y, ptr, linesize, 16);
86
        } else {
87
            s->hdsp.put_pixels_tab[0][dxy](dest_y, ptr, linesize, 16);
88
        }
89
    }
90
91
    if (CONFIG_GRAY && s->avctx->flags & AV_CODEC_FLAG_GRAY)
92
        return;
93
94
    motion_x   = s->sprite_offset[1][0];
95
    motion_y   = s->sprite_offset[1][1];
96
    src_x      = s->mb_x * 8 + (motion_x >> (s->sprite_warping_accuracy + 1));
97
    src_y      = s->mb_y * 8 + (motion_y >> (s->sprite_warping_accuracy + 1));
98
    motion_x  *= 1 << (3 - s->sprite_warping_accuracy);
99
    motion_y  *= 1 << (3 - s->sprite_warping_accuracy);
100
    src_x      = av_clip(src_x, -8, s->width >> 1);
101
    if (src_x == s->width >> 1)
102
        motion_x = 0;
103
    src_y = av_clip(src_y, -8, s->height >> 1);
104
    if (src_y == s->height >> 1)
105
        motion_y = 0;
106
107
    offset = (src_y * uvlinesize) + src_x;
108
    ptr    = ref_picture[1] + offset;
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->sc.edge_emu_buffer, ptr,
112
                                 uvlinesize, uvlinesize,
113
                                 9, 9,
114
                                 src_x, src_y,
115
                                 s->h_edge_pos >> 1, s->v_edge_pos >> 1);
116
        ptr = s->sc.edge_emu_buffer;
117
        emu = 1;
118
    }
119
    s->mdsp.gmc1(dest_cb, ptr, uvlinesize, 8,
120
                 motion_x & 15, motion_y & 15, 128 - s->no_rounding);
121
122
    ptr = ref_picture[2] + offset;
123
    if (emu) {
124
        s->vdsp.emulated_edge_mc(s->sc.edge_emu_buffer, ptr,
125
                                 uvlinesize, uvlinesize,
126
                                 9, 9,
127
                                 src_x, src_y,
128
                                 s->h_edge_pos >> 1, s->v_edge_pos >> 1);
129
        ptr = s->sc.edge_emu_buffer;
130
    }
131
    s->mdsp.gmc1(dest_cr, ptr, uvlinesize, 8,
132
                 motion_x & 15, motion_y & 15, 128 - s->no_rounding);
133
}
134
135
static void gmc_motion(MpegEncContext *s,
136
                       uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
137
                       uint8_t **ref_picture)
138
{
139
    uint8_t *ptr;
140
    int linesize, uvlinesize;
141
    const int a = s->sprite_warping_accuracy;
142
    int ox, oy;
143
144
    linesize   = s->linesize;
145
    uvlinesize = s->uvlinesize;
146
147
    ptr = ref_picture[0];
148
149
    ox = s->sprite_offset[0][0] + s->sprite_delta[0][0] * s->mb_x * 16 +
150
         s->sprite_delta[0][1] * s->mb_y * 16;
151
    oy = s->sprite_offset[0][1] + s->sprite_delta[1][0] * s->mb_x * 16 +
152
         s->sprite_delta[1][1] * s->mb_y * 16;
153
154
    s->mdsp.gmc(dest_y, ptr, linesize, 16,
155
                ox, oy,
156
                s->sprite_delta[0][0], s->sprite_delta[0][1],
157
                s->sprite_delta[1][0], s->sprite_delta[1][1],
158
                a + 1, (1 << (2 * a + 1)) - s->no_rounding,
159
                s->h_edge_pos, s->v_edge_pos);
160
    s->mdsp.gmc(dest_y + 8, ptr, linesize, 16,
161
                ox + s->sprite_delta[0][0] * 8,
162
                oy + s->sprite_delta[1][0] * 8,
163
                s->sprite_delta[0][0], s->sprite_delta[0][1],
164
                s->sprite_delta[1][0], s->sprite_delta[1][1],
165
                a + 1, (1 << (2 * a + 1)) - s->no_rounding,
166
                s->h_edge_pos, s->v_edge_pos);
167
168
    if (CONFIG_GRAY && s->avctx->flags & AV_CODEC_FLAG_GRAY)
169
        return;
170
171
    ox = s->sprite_offset[1][0] + s->sprite_delta[0][0] * s->mb_x * 8 +
172
         s->sprite_delta[0][1] * s->mb_y * 8;
173
    oy = s->sprite_offset[1][1] + s->sprite_delta[1][0] * s->mb_x * 8 +
174
         s->sprite_delta[1][1] * s->mb_y * 8;
175
176
    ptr = ref_picture[1];
177
    s->mdsp.gmc(dest_cb, ptr, uvlinesize, 8,
178
                ox, oy,
179
                s->sprite_delta[0][0], s->sprite_delta[0][1],
180
                s->sprite_delta[1][0], s->sprite_delta[1][1],
181
                a + 1, (1 << (2 * a + 1)) - s->no_rounding,
182
                (s->h_edge_pos + 1) >> 1, (s->v_edge_pos + 1) >> 1);
183
184
    ptr = ref_picture[2];
185
    s->mdsp.gmc(dest_cr, ptr, uvlinesize, 8,
186
                ox, oy,
187
                s->sprite_delta[0][0], s->sprite_delta[0][1],
188
                s->sprite_delta[1][0], s->sprite_delta[1][1],
189
                a + 1, (1 << (2 * a + 1)) - s->no_rounding,
190
                (s->h_edge_pos + 1) >> 1, (s->v_edge_pos + 1) >> 1);
191
}
192
193
2634960
static inline int hpel_motion(MpegEncContext *s,
194
                              uint8_t *dest, uint8_t *src,
195
                              int src_x, int src_y,
196
                              op_pixels_func *pix_op,
197
                              int motion_x, int motion_y)
198
{
199
2634960
    int dxy = 0;
200
2634960
    int emu = 0;
201
202
2634960
    src_x += motion_x >> 1;
203
2634960
    src_y += motion_y >> 1;
204
205
    /* WARNING: do no forget half pels */
206
2634960
    src_x = av_clip(src_x, -16, s->width); // FIXME unneeded for emu?
207
2634960
    if (src_x != s->width)
208
2633055
        dxy |= motion_x & 1;
209
2634960
    src_y = av_clip(src_y, -16, s->height);
210
2634960
    if (src_y != s->height)
211
2632627
        dxy |= (motion_y & 1) << 1;
212
2634960
    src += src_y * s->linesize + src_x;
213
214

2634960
        if ((unsigned)src_x >= FFMAX(s->h_edge_pos - (motion_x & 1) - 7, 0) ||
215

2592173
            (unsigned)src_y >= FFMAX(s->v_edge_pos - (motion_y & 1) - 7, 0)) {
216
88908
            s->vdsp.emulated_edge_mc(s->sc.edge_emu_buffer, src,
217
                                     s->linesize, s->linesize,
218
                                     9, 9,
219
                                     src_x, src_y,
220
                                     s->h_edge_pos, s->v_edge_pos);
221
88908
            src = s->sc.edge_emu_buffer;
222
88908
            emu = 1;
223
        }
224
2634960
    pix_op[dxy](dest, src, s->linesize, 8);
225
2634960
    return emu;
226
}
227
228
static av_always_inline
229
7968378
void mpeg_motion_internal(MpegEncContext *s,
230
                          uint8_t *dest_y,
231
                          uint8_t *dest_cb,
232
                          uint8_t *dest_cr,
233
                          int field_based,
234
                          int bottom_field,
235
                          int field_select,
236
                          uint8_t **ref_picture,
237
                          op_pixels_func (*pix_op)[4],
238
                          int motion_x,
239
                          int motion_y,
240
                          int h,
241
                          int is_mpeg12,
242
                          int is_16x8,
243
                          int mb_y)
244
{
245
    uint8_t *ptr_y, *ptr_cb, *ptr_cr;
246
    int dxy, uvdxy, mx, my, src_x, src_y,
247
        uvsrc_x, uvsrc_y, v_edge_pos, block_y_half;
248
    ptrdiff_t uvlinesize, linesize;
249
250
7968378
    v_edge_pos = s->v_edge_pos >> field_based;
251
7968378
    linesize   = s->current_picture.f->linesize[0] << field_based;
252
7968378
    uvlinesize = s->current_picture.f->linesize[1] << field_based;
253
7968378
    block_y_half = (field_based | is_16x8);
254
255
7968378
    dxy   = ((motion_y & 1) << 1) | (motion_x & 1);
256
7968378
    src_x = s->mb_x * 16 + (motion_x >> 1);
257
7968378
    src_y = (mb_y << (4 - block_y_half)) + (motion_y >> 1);
258
259

7968378
    if (!is_mpeg12 && s->out_format == FMT_H263) {
260

3758013
        if ((s->workaround_bugs & FF_BUG_HPEL_CHROMA) && field_based) {
261
            mx      = (motion_x >> 1) | (motion_x & 1);
262
            my      = motion_y >> 1;
263
            uvdxy   = ((my & 1) << 1) | (mx & 1);
264
            uvsrc_x = s->mb_x * 8 + (mx >> 1);
265
            uvsrc_y = (mb_y << (3 - block_y_half)) + (my >> 1);
266
        } else {
267
3758013
            uvdxy   = dxy | (motion_y & 2) | ((motion_x & 2) >> 1);
268
3758013
            uvsrc_x = src_x >> 1;
269
3758013
            uvsrc_y = src_y >> 1;
270
        }
271
    // Even chroma mv's are full pel in H261
272

4210365
    } else if (!is_mpeg12 && s->out_format == FMT_H261) {
273
205957
        mx      = motion_x / 4;
274
205957
        my      = motion_y / 4;
275
205957
        uvdxy   = 0;
276
205957
        uvsrc_x = s->mb_x * 8 + mx;
277
205957
        uvsrc_y = mb_y * 8 + my;
278
    } else {
279
4004408
        if (s->chroma_y_shift) {
280
3328912
            mx      = motion_x / 2;
281
3328912
            my      = motion_y / 2;
282
3328912
            uvdxy   = ((my & 1) << 1) | (mx & 1);
283
3328912
            uvsrc_x = s->mb_x * 8 + (mx >> 1);
284
3328912
            uvsrc_y = (mb_y << (3 - block_y_half)) + (my >> 1);
285
        } else {
286
675496
            if (s->chroma_x_shift) {
287
                // Chroma422
288
675496
                mx      = motion_x / 2;
289
675496
                uvdxy   = ((motion_y & 1) << 1) | (mx & 1);
290
675496
                uvsrc_x = s->mb_x * 8 + (mx >> 1);
291
675496
                uvsrc_y = src_y;
292
            } else {
293
                // Chroma444
294
                uvdxy   = dxy;
295
                uvsrc_x = src_x;
296
                uvsrc_y = src_y;
297
            }
298
        }
299
    }
300
301
7968378
    ptr_y  = ref_picture[0] + src_y * linesize + src_x;
302
7968378
    ptr_cb = ref_picture[1] + uvsrc_y * uvlinesize + uvsrc_x;
303
7968378
    ptr_cr = ref_picture[2] + uvsrc_y * uvlinesize + uvsrc_x;
304
305

7968378
    if ((unsigned)src_x >= FFMAX(s->h_edge_pos - (motion_x & 1) - 15   , 0) ||
306

7831344
        (unsigned)src_y >= FFMAX(   v_edge_pos - (motion_y & 1) - h + 1, 0)) {
307
286987
        if (is_mpeg12 ||
308
286987
            s->codec_id == AV_CODEC_ID_MPEG2VIDEO ||
309
286987
            s->codec_id == AV_CODEC_ID_MPEG1VIDEO) {
310
            av_log(s->avctx, AV_LOG_DEBUG,
311
                   "MPEG motion vector out of boundary (%d %d)\n", src_x,
312
                   src_y);
313
            return;
314
        }
315
286987
        src_y = (unsigned)src_y << field_based;
316
286987
        s->vdsp.emulated_edge_mc(s->sc.edge_emu_buffer, ptr_y,
317
                                 s->linesize, s->linesize,
318
                                 17, 17 + field_based,
319
                                 src_x, src_y,
320
                                 s->h_edge_pos, s->v_edge_pos);
321
286987
        ptr_y = s->sc.edge_emu_buffer;
322
        if (!CONFIG_GRAY || !(s->avctx->flags & AV_CODEC_FLAG_GRAY)) {
323
286987
            uint8_t *ubuf = s->sc.edge_emu_buffer + 18 * s->linesize;
324
286987
            uint8_t *vbuf = ubuf + 10 * s->uvlinesize;
325
286987
            if (s->workaround_bugs & FF_BUG_IEDGE)
326
                vbuf -= s->uvlinesize;
327
286987
            uvsrc_y = (unsigned)uvsrc_y << field_based;
328
286987
            s->vdsp.emulated_edge_mc(ubuf, ptr_cb,
329
                                     s->uvlinesize, s->uvlinesize,
330
                                     9, 9 + field_based,
331
                                     uvsrc_x, uvsrc_y,
332
286987
                                     s->h_edge_pos >> 1, s->v_edge_pos >> 1);
333
286987
            s->vdsp.emulated_edge_mc(vbuf, ptr_cr,
334
                                     s->uvlinesize, s->uvlinesize,
335
                                     9, 9 + field_based,
336
                                     uvsrc_x, uvsrc_y,
337
286987
                                     s->h_edge_pos >> 1, s->v_edge_pos >> 1);
338
286987
            ptr_cb = ubuf;
339
286987
            ptr_cr = vbuf;
340
        }
341
    }
342
343
    /* FIXME use this for field pix too instead of the obnoxious hack which
344
     * changes picture.data */
345
7968378
    if (bottom_field) {
346
221989
        dest_y  += s->linesize;
347
221989
        dest_cb += s->uvlinesize;
348
221989
        dest_cr += s->uvlinesize;
349
    }
350
351
7968378
    if (field_select) {
352
591565
        ptr_y  += s->linesize;
353
591565
        ptr_cb += s->uvlinesize;
354
591565
        ptr_cr += s->uvlinesize;
355
    }
356
357
7968378
    pix_op[0][dxy](dest_y, ptr_y, linesize, h);
358
359
    if (!CONFIG_GRAY || !(s->avctx->flags & AV_CODEC_FLAG_GRAY)) {
360
7968378
        pix_op[s->chroma_x_shift][uvdxy]
361
7968378
            (dest_cb, ptr_cb, uvlinesize, h >> s->chroma_y_shift);
362
7968378
        pix_op[s->chroma_x_shift][uvdxy]
363
7968378
            (dest_cr, ptr_cr, uvlinesize, h >> s->chroma_y_shift);
364
    }
365
7968378
    if (!is_mpeg12 && (CONFIG_H261_ENCODER || CONFIG_H261_DECODER) &&
366
3963970
        s->out_format == FMT_H261) {
367
205957
        ff_h261_loop_filter(s);
368
    }
369
}
370
/* apply one mpeg motion vector to the three components */
371
7524400
static void mpeg_motion(MpegEncContext *s,
372
                        uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
373
                        int field_select, uint8_t **ref_picture,
374
                        op_pixels_func (*pix_op)[4],
375
                        int motion_x, int motion_y, int h, int is_16x8, int mb_y)
376
{
377
#if !CONFIG_SMALL
378
7524400
    if (s->out_format == FMT_MPEG1)
379
3560430
        mpeg_motion_internal(s, dest_y, dest_cb, dest_cr, 0, 0,
380
                             field_select, ref_picture, pix_op,
381
                             motion_x, motion_y, h, 1, is_16x8, mb_y);
382
    else
383
#endif
384
3963970
        mpeg_motion_internal(s, dest_y, dest_cb, dest_cr, 0, 0,
385
                             field_select, ref_picture, pix_op,
386
                             motion_x, motion_y, h, 0, is_16x8, mb_y);
387
7524400
}
388
389
443978
static void mpeg_motion_field(MpegEncContext *s, uint8_t *dest_y,
390
                              uint8_t *dest_cb, uint8_t *dest_cr,
391
                              int bottom_field, int field_select,
392
                              uint8_t **ref_picture,
393
                              op_pixels_func (*pix_op)[4],
394
                              int motion_x, int motion_y, int h, int mb_y)
395
{
396
#if !CONFIG_SMALL
397
443978
    if (s->out_format == FMT_MPEG1)
398
443978
        mpeg_motion_internal(s, dest_y, dest_cb, dest_cr, 1,
399
                             bottom_field, field_select, ref_picture, pix_op,
400
                             motion_x, motion_y, h, 1, 0, mb_y);
401
    else
402
#endif
403
        mpeg_motion_internal(s, dest_y, dest_cb, dest_cr, 1,
404
                             bottom_field, field_select, ref_picture, pix_op,
405
                             motion_x, motion_y, h, 0, 0, mb_y);
406
443978
}
407
408
// FIXME: SIMDify, avg variant, 16x16 version
409
412968
static inline void put_obmc(uint8_t *dst, uint8_t *src[5], int stride)
410
{
411
    int x;
412
412968
    uint8_t *const top    = src[1];
413
412968
    uint8_t *const left   = src[2];
414
412968
    uint8_t *const mid    = src[0];
415
412968
    uint8_t *const right  = src[3];
416
412968
    uint8_t *const bottom = src[4];
417
#define OBMC_FILTER(x, t, l, m, r, b)\
418
    dst[x]= (t*top[x] + l*left[x] + m*mid[x] + r*right[x] + b*bottom[x] + 4)>>3
419
#define OBMC_FILTER4(x, t, l, m, r, b)\
420
    OBMC_FILTER(x         , t, l, m, r, b);\
421
    OBMC_FILTER(x+1       , t, l, m, r, b);\
422
    OBMC_FILTER(x  +stride, t, l, m, r, b);\
423
    OBMC_FILTER(x+1+stride, t, l, m, r, b);
424
425
412968
    x = 0;
426
412968
    OBMC_FILTER (x    , 2, 2, 4, 0, 0);
427
412968
    OBMC_FILTER (x + 1, 2, 1, 5, 0, 0);
428
412968
    OBMC_FILTER4(x + 2, 2, 1, 5, 0, 0);
429
412968
    OBMC_FILTER4(x + 4, 2, 0, 5, 1, 0);
430
412968
    OBMC_FILTER (x + 6, 2, 0, 5, 1, 0);
431
412968
    OBMC_FILTER (x + 7, 2, 0, 4, 2, 0);
432
412968
    x += stride;
433
412968
    OBMC_FILTER (x    , 1, 2, 5, 0, 0);
434
412968
    OBMC_FILTER (x + 1, 1, 2, 5, 0, 0);
435
412968
    OBMC_FILTER (x + 6, 1, 0, 5, 2, 0);
436
412968
    OBMC_FILTER (x + 7, 1, 0, 5, 2, 0);
437
412968
    x += stride;
438
412968
    OBMC_FILTER4(x    , 1, 2, 5, 0, 0);
439
412968
    OBMC_FILTER4(x + 2, 1, 1, 6, 0, 0);
440
412968
    OBMC_FILTER4(x + 4, 1, 0, 6, 1, 0);
441
412968
    OBMC_FILTER4(x + 6, 1, 0, 5, 2, 0);
442
412968
    x += 2 * stride;
443
412968
    OBMC_FILTER4(x    , 0, 2, 5, 0, 1);
444
412968
    OBMC_FILTER4(x + 2, 0, 1, 6, 0, 1);
445
412968
    OBMC_FILTER4(x + 4, 0, 0, 6, 1, 1);
446
412968
    OBMC_FILTER4(x + 6, 0, 0, 5, 2, 1);
447
412968
    x += 2*stride;
448
412968
    OBMC_FILTER (x    , 0, 2, 5, 0, 1);
449
412968
    OBMC_FILTER (x + 1, 0, 2, 5, 0, 1);
450
412968
    OBMC_FILTER4(x + 2, 0, 1, 5, 0, 2);
451
412968
    OBMC_FILTER4(x + 4, 0, 0, 5, 1, 2);
452
412968
    OBMC_FILTER (x + 6, 0, 0, 5, 2, 1);
453
412968
    OBMC_FILTER (x + 7, 0, 0, 5, 2, 1);
454
412968
    x += stride;
455
412968
    OBMC_FILTER (x    , 0, 2, 4, 0, 2);
456
412968
    OBMC_FILTER (x + 1, 0, 1, 5, 0, 2);
457
412968
    OBMC_FILTER (x + 6, 0, 0, 5, 1, 2);
458
412968
    OBMC_FILTER (x + 7, 0, 0, 4, 2, 2);
459
412968
}
460
461
/* obmc for 1 8x8 luma block */
462
412968
static inline void obmc_motion(MpegEncContext *s,
463
                               uint8_t *dest, uint8_t *src,
464
                               int src_x, int src_y,
465
                               op_pixels_func *pix_op,
466
                               int16_t mv[5][2] /* mid top left right bottom */)
467
#define MID    0
468
{
469
    int i;
470
    uint8_t *ptr[5];
471
472
    av_assert2(s->quarter_sample == 0);
473
474
2477808
    for (i = 0; i < 5; i++) {
475

2064840
        if (i && mv[i][0] == mv[MID][0] && mv[i][1] == mv[MID][1]) {
476
1241572
            ptr[i] = ptr[MID];
477
        } else {
478
823268
            ptr[i] = s->sc.obmc_scratchpad + 8 * (i & 1) +
479
823268
                     s->linesize * 8 * (i >> 1);
480
823268
            hpel_motion(s, ptr[i], src, src_x, src_y, pix_op,
481
823268
                        mv[i][0], mv[i][1]);
482
        }
483
    }
484
485
412968
    put_obmc(dest, ptr, s->linesize);
486
412968
}
487
488
212545
static inline void qpel_motion(MpegEncContext *s,
489
                               uint8_t *dest_y,
490
                               uint8_t *dest_cb,
491
                               uint8_t *dest_cr,
492
                               int field_based, int bottom_field,
493
                               int field_select, uint8_t **ref_picture,
494
                               op_pixels_func (*pix_op)[4],
495
                               qpel_mc_func (*qpix_op)[16],
496
                               int motion_x, int motion_y, int h)
497
{
498
    uint8_t *ptr_y, *ptr_cb, *ptr_cr;
499
    int dxy, uvdxy, mx, my, src_x, src_y, uvsrc_x, uvsrc_y, v_edge_pos;
500
    ptrdiff_t linesize, uvlinesize;
501
502
212545
    dxy   = ((motion_y & 3) << 2) | (motion_x & 3);
503
504
212545
    src_x = s->mb_x *  16                 + (motion_x >> 2);
505
212545
    src_y = s->mb_y * (16 >> field_based) + (motion_y >> 2);
506
507
212545
    v_edge_pos = s->v_edge_pos >> field_based;
508
212545
    linesize   = s->linesize   << field_based;
509
212545
    uvlinesize = s->uvlinesize << field_based;
510
511
212545
    if (field_based) {
512
        mx = motion_x / 2;
513
        my = motion_y >> 1;
514
212545
    } else if (s->workaround_bugs & FF_BUG_QPEL_CHROMA2) {
515
        static const int rtab[8] = { 0, 0, 1, 1, 0, 0, 0, 1 };
516
        mx = (motion_x >> 1) + rtab[motion_x & 7];
517
        my = (motion_y >> 1) + rtab[motion_y & 7];
518
212545
    } else if (s->workaround_bugs & FF_BUG_QPEL_CHROMA) {
519
        mx = (motion_x >> 1) | (motion_x & 1);
520
        my = (motion_y >> 1) | (motion_y & 1);
521
    } else {
522
212545
        mx = motion_x / 2;
523
212545
        my = motion_y / 2;
524
    }
525
212545
    mx = (mx >> 1) | (mx & 1);
526
212545
    my = (my >> 1) | (my & 1);
527
528
212545
    uvdxy = (mx & 1) | ((my & 1) << 1);
529
212545
    mx  >>= 1;
530
212545
    my  >>= 1;
531
532
212545
    uvsrc_x = s->mb_x *  8                 + mx;
533
212545
    uvsrc_y = s->mb_y * (8 >> field_based) + my;
534
535
212545
    ptr_y  = ref_picture[0] + src_y   * linesize   + src_x;
536
212545
    ptr_cb = ref_picture[1] + uvsrc_y * uvlinesize + uvsrc_x;
537
212545
    ptr_cr = ref_picture[2] + uvsrc_y * uvlinesize + uvsrc_x;
538
539

212545
    if ((unsigned)src_x >= FFMAX(s->h_edge_pos - (motion_x & 3) - 15   , 0) ||
540

202996
        (unsigned)src_y >= FFMAX(   v_edge_pos - (motion_y & 3) - h + 1, 0)) {
541
20705
        s->vdsp.emulated_edge_mc(s->sc.edge_emu_buffer, ptr_y,
542
                                 s->linesize, s->linesize,
543
                                 17, 17 + field_based,
544
                                 src_x, src_y * (1 << field_based),
545
                                 s->h_edge_pos, s->v_edge_pos);
546
20705
        ptr_y = s->sc.edge_emu_buffer;
547
        if (!CONFIG_GRAY || !(s->avctx->flags & AV_CODEC_FLAG_GRAY)) {
548
20705
            uint8_t *ubuf = s->sc.edge_emu_buffer + 18 * s->linesize;
549
20705
            uint8_t *vbuf = ubuf + 10 * s->uvlinesize;
550
20705
            if (s->workaround_bugs & FF_BUG_IEDGE)
551
                vbuf -= s->uvlinesize;
552
20705
            s->vdsp.emulated_edge_mc(ubuf, ptr_cb,
553
                                     s->uvlinesize, s->uvlinesize,
554
                                     9, 9 + field_based,
555
                                     uvsrc_x, uvsrc_y * (1 << field_based),
556
20705
                                     s->h_edge_pos >> 1, s->v_edge_pos >> 1);
557
20705
            s->vdsp.emulated_edge_mc(vbuf, ptr_cr,
558
                                     s->uvlinesize, s->uvlinesize,
559
                                     9, 9 + field_based,
560
                                     uvsrc_x, uvsrc_y * (1 << field_based),
561
20705
                                     s->h_edge_pos >> 1, s->v_edge_pos >> 1);
562
20705
            ptr_cb = ubuf;
563
20705
            ptr_cr = vbuf;
564
        }
565
    }
566
567
212545
    if (!field_based)
568
212545
        qpix_op[0][dxy](dest_y, ptr_y, linesize);
569
    else {
570
        if (bottom_field) {
571
            dest_y  += s->linesize;
572
            dest_cb += s->uvlinesize;
573
            dest_cr += s->uvlinesize;
574
        }
575
576
        if (field_select) {
577
            ptr_y  += s->linesize;
578
            ptr_cb += s->uvlinesize;
579
            ptr_cr += s->uvlinesize;
580
        }
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);
585
    }
586
    if (!CONFIG_GRAY || !(s->avctx->flags & AV_CODEC_FLAG_GRAY)) {
587
212545
        pix_op[1][uvdxy](dest_cr, ptr_cr, uvlinesize, h >> 1);
588
212545
        pix_op[1][uvdxy](dest_cb, ptr_cb, uvlinesize, h >> 1);
589
    }
590
212545
}
591
592
/**
593
 * H.263 chroma 4mv motion compensation.
594
 */
595
682696
static 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
{
601
    uint8_t *ptr;
602
682696
    int src_x, src_y, dxy, emu = 0;
603
    ptrdiff_t offset;
604
605
    /* In case of 8X8, we construct a single chroma motion vector
606
     * with a special rounding */
607
682696
    mx = ff_h263_round_chroma(mx);
608
682696
    my = ff_h263_round_chroma(my);
609
610
682696
    dxy  = ((my & 1) << 1) | (mx & 1);
611
682696
    mx >>= 1;
612
682696
    my >>= 1;
613
614
682696
    src_x = s->mb_x * 8 + mx;
615
682696
    src_y = s->mb_y * 8 + my;
616
682696
    src_x = av_clip(src_x, -8, (s->width >> 1));
617
682696
    if (src_x == (s->width >> 1))
618
2
        dxy &= ~1;
619
682696
    src_y = av_clip(src_y, -8, (s->height >> 1));
620
682696
    if (src_y == (s->height >> 1))
621
15
        dxy &= ~2;
622
623
682696
    offset = src_y * s->uvlinesize + src_x;
624
682696
    ptr    = ref_picture[1] + offset;
625

682696
    if ((unsigned)src_x >= FFMAX((s->h_edge_pos >> 1) - (dxy  & 1) - 7, 0) ||
626

655806
        (unsigned)src_y >= FFMAX((s->v_edge_pos >> 1) - (dxy >> 1) - 7, 0)) {
627
55599
        s->vdsp.emulated_edge_mc(s->sc.edge_emu_buffer, ptr,
628
                                 s->uvlinesize, s->uvlinesize,
629
                                 9, 9, src_x, src_y,
630
55599
                                 s->h_edge_pos >> 1, s->v_edge_pos >> 1);
631
55599
        ptr = s->sc.edge_emu_buffer;
632
55599
        emu = 1;
633
    }
634
682696
    pix_op[dxy](dest_cb, ptr, s->uvlinesize, 8);
635
636
682696
    ptr = ref_picture[2] + offset;
637
682696
    if (emu) {
638
55599
        s->vdsp.emulated_edge_mc(s->sc.edge_emu_buffer, ptr,
639
                                 s->uvlinesize, s->uvlinesize,
640
                                 9, 9, src_x, src_y,
641
55599
                                 s->h_edge_pos >> 1, s->v_edge_pos >> 1);
642
55599
        ptr = s->sc.edge_emu_buffer;
643
    }
644
682696
    pix_op[dxy](dest_cr, ptr, s->uvlinesize, 8);
645
682696
}
646
647
8503778
static inline void prefetch_motion(MpegEncContext *s, uint8_t **pix, int dir)
648
{
649
    /* fetch pixels for estimated mv 4 macroblocks ahead
650
     * optimized for 64byte cache lines */
651
8503778
    const int shift = s->quarter_sample ? 2 : 1;
652
8503778
    const int mx    = (s->mv[dir][0][0] >> shift) + 16 * s->mb_x + 8;
653
8503778
    const int my    = (s->mv[dir][0][1] >> shift) + 16 * s->mb_y;
654
8503778
    int off         = mx + (my + (s->mb_x & 3) * 4) * s->linesize + 64;
655
656
8503778
    s->vdsp.prefetch(pix[0] + off, s->linesize, 4);
657
8503778
    off = (mx >> 1) + ((my >> 1) + (s->mb_x & 7)) * s->uvlinesize + 64;
658
8503778
    s->vdsp.prefetch(pix[1] + off, pix[2] - pix[1], 2);
659
8503778
}
660
661
103242
static inline void apply_obmc(MpegEncContext *s,
662
                              uint8_t *dest_y,
663
                              uint8_t *dest_cb,
664
                              uint8_t *dest_cr,
665
                              uint8_t **ref_picture,
666
                              op_pixels_func (*pix_op)[4])
667
{
668
103242
    LOCAL_ALIGNED_8(int16_t, mv_cache, [4], [4][2]);
669
103242
    Picture *cur_frame   = &s->current_picture;
670
103242
    int mb_x = s->mb_x;
671
103242
    int mb_y = s->mb_y;
672
103242
    const int xy         = mb_x + mb_y * s->mb_stride;
673
103242
    const int mot_stride = s->b8_stride;
674
103242
    const int mot_xy     = mb_x * 2 + mb_y * 2 * mot_stride;
675
    int mx, my, i;
676
677
    av_assert2(!s->mb_skipped);
678
679
103242
    AV_COPY32(mv_cache[1][1], cur_frame->motion_val[0][mot_xy]);
680
103242
    AV_COPY32(mv_cache[1][2], cur_frame->motion_val[0][mot_xy + 1]);
681
682
103242
    AV_COPY32(mv_cache[2][1],
683
              cur_frame->motion_val[0][mot_xy + mot_stride]);
684
103242
    AV_COPY32(mv_cache[2][2],
685
              cur_frame->motion_val[0][mot_xy + mot_stride + 1]);
686
687
103242
    AV_COPY32(mv_cache[3][1],
688
              cur_frame->motion_val[0][mot_xy + mot_stride]);
689
103242
    AV_COPY32(mv_cache[3][2],
690
              cur_frame->motion_val[0][mot_xy + mot_stride + 1]);
691
692

103242
    if (mb_y == 0 || IS_INTRA(cur_frame->mb_type[xy - s->mb_stride])) {
693
7740
        AV_COPY32(mv_cache[0][1], mv_cache[1][1]);
694
7740
        AV_COPY32(mv_cache[0][2], mv_cache[1][2]);
695
    } else {
696
95502
        AV_COPY32(mv_cache[0][1],
697
                  cur_frame->motion_val[0][mot_xy - mot_stride]);
698
95502
        AV_COPY32(mv_cache[0][2],
699
                  cur_frame->motion_val[0][mot_xy - mot_stride + 1]);
700
    }
701
702

103242
    if (mb_x == 0 || IS_INTRA(cur_frame->mb_type[xy - 1])) {
703
6486
        AV_COPY32(mv_cache[1][0], mv_cache[1][1]);
704
6486
        AV_COPY32(mv_cache[2][0], mv_cache[2][1]);
705
    } else {
706
96756
        AV_COPY32(mv_cache[1][0], cur_frame->motion_val[0][mot_xy - 1]);
707
96756
        AV_COPY32(mv_cache[2][0],
708
                  cur_frame->motion_val[0][mot_xy - 1 + mot_stride]);
709
    }
710
711

103242
    if (mb_x + 1 >= s->mb_width || IS_INTRA(cur_frame->mb_type[xy + 1])) {
712
6529
        AV_COPY32(mv_cache[1][3], mv_cache[1][2]);
713
6529
        AV_COPY32(mv_cache[2][3], mv_cache[2][2]);
714
    } else {
715
96713
        AV_COPY32(mv_cache[1][3], cur_frame->motion_val[0][mot_xy + 2]);
716
96713
        AV_COPY32(mv_cache[2][3],
717
                  cur_frame->motion_val[0][mot_xy + 2 + mot_stride]);
718
    }
719
720
103242
    mx = 0;
721
103242
    my = 0;
722
516210
    for (i = 0; i < 4; i++) {
723
412968
        const int x      = (i & 1) + 1;
724
412968
        const int y      = (i >> 1) + 1;
725
412968
        int16_t mv[5][2] = {
726
412968
            { mv_cache[y][x][0],     mv_cache[y][x][1]         },
727
412968
            { mv_cache[y - 1][x][0], mv_cache[y - 1][x][1]     },
728
412968
            { mv_cache[y][x - 1][0], mv_cache[y][x - 1][1]     },
729
412968
            { mv_cache[y][x + 1][0], mv_cache[y][x + 1][1]     },
730
412968
            { mv_cache[y + 1][x][0], mv_cache[y + 1][x][1]     }
731
        };
732
        // FIXME cleanup
733
412968
        obmc_motion(s, dest_y + ((i & 1) * 8) + (i >> 1) * 8 * s->linesize,
734
                    ref_picture[0],
735
412968
                    mb_x * 16 + (i & 1) * 8, mb_y * 16 + (i >> 1) * 8,
736
412968
                    pix_op[1],
737
                    mv);
738
739
412968
        mx += mv[0][0];
740
412968
        my += mv[0][1];
741
    }
742
    if (!CONFIG_GRAY || !(s->avctx->flags & AV_CODEC_FLAG_GRAY))
743
103242
        chroma_4mv_motion(s, dest_cb, dest_cr,
744
103242
                          ref_picture, pix_op[1],
745
                          mx, my);
746
103242
}
747
748
579454
static inline void apply_8x8(MpegEncContext *s,
749
                             uint8_t *dest_y,
750
                             uint8_t *dest_cb,
751
                             uint8_t *dest_cr,
752
                             int dir,
753
                             uint8_t **ref_picture,
754
                             qpel_mc_func (*qpix_op)[16],
755
                             op_pixels_func (*pix_op)[4])
756
{
757
    int dxy, mx, my, src_x, src_y;
758
    int i;
759
579454
    int mb_x = s->mb_x;
760
579454
    int mb_y = s->mb_y;
761
    uint8_t *ptr, *dest;
762
763
579454
    mx = 0;
764
579454
    my = 0;
765
579454
    if (s->quarter_sample) {
766
632655
        for (i = 0; i < 4; i++) {
767
506124
            int motion_x = s->mv[dir][i][0];
768
506124
            int motion_y = s->mv[dir][i][1];
769
770
506124
            dxy   = ((motion_y & 3) << 2) | (motion_x & 3);
771
506124
            src_x = mb_x * 16 + (motion_x >> 2) + (i & 1) * 8;
772
506124
            src_y = mb_y * 16 + (motion_y >> 2) + (i >> 1) * 8;
773
774
            /* WARNING: do no forget half pels */
775
506124
            src_x = av_clip(src_x, -16, s->width);
776
506124
            if (src_x == s->width)
777
698
                dxy &= ~3;
778
506124
            src_y = av_clip(src_y, -16, s->height);
779
506124
            if (src_y == s->height)
780
838
                dxy &= ~12;
781
782
506124
            ptr = ref_picture[0] + (src_y * s->linesize) + (src_x);
783

506124
            if ((unsigned)src_x >= FFMAX(s->h_edge_pos - (motion_x & 3) - 7, 0) ||
784

494465
                (unsigned)src_y >= FFMAX(s->v_edge_pos - (motion_y & 3) - 7, 0)) {
785
24373
                s->vdsp.emulated_edge_mc(s->sc.edge_emu_buffer, ptr,
786
                                         s->linesize, s->linesize,
787
                                         9, 9,
788
                                         src_x, src_y,
789
                                         s->h_edge_pos,
790
                                         s->v_edge_pos);
791
24373
                ptr = s->sc.edge_emu_buffer;
792
            }
793
506124
            dest = dest_y + ((i & 1) * 8) + (i >> 1) * 8 * s->linesize;
794
506124
            qpix_op[1][dxy](dest, ptr, s->linesize);
795
796
506124
            mx += s->mv[dir][i][0] / 2;
797
506124
            my += s->mv[dir][i][1] / 2;
798
        }
799
    } else {
800
2264615
        for (i = 0; i < 4; i++) {
801
1811692
            hpel_motion(s,
802
1811692
                        dest_y + ((i & 1) * 8) + (i >> 1) * 8 * s->linesize,
803
                        ref_picture[0],
804
1811692
                        mb_x * 16 + (i & 1) * 8,
805
1811692
                        mb_y * 16 + (i >> 1) * 8,
806
1811692
                        pix_op[1],
807
                        s->mv[dir][i][0],
808
                        s->mv[dir][i][1]);
809
810
1811692
            mx += s->mv[dir][i][0];
811
1811692
            my += s->mv[dir][i][1];
812
        }
813
    }
814
815
    if (!CONFIG_GRAY || !(s->avctx->flags & AV_CODEC_FLAG_GRAY))
816
579454
        chroma_4mv_motion(s, dest_cb, dest_cr,
817
579454
                          ref_picture, pix_op[1], mx, my);
818
579454
}
819
820
/**
821
 * motion compensation of a single macroblock
822
 * @param s context
823
 * @param dest_y luma destination pointer
824
 * @param dest_cb chroma cb/u destination pointer
825
 * @param dest_cr chroma cr/v destination pointer
826
 * @param dir direction (0->forward, 1->backward)
827
 * @param ref_picture array[3] of pointers to the 3 planes of the reference picture
828
 * @param pix_op halfpel motion compensation function (average or put normally)
829
 * @param qpix_op qpel motion compensation function (average or put normally)
830
 * the motion vectors are taken from s->mv and the MV type from s->mv_type
831
 */
832
8503778
static av_always_inline void mpv_motion_internal(MpegEncContext *s,
833
                                                 uint8_t *dest_y,
834
                                                 uint8_t *dest_cb,
835
                                                 uint8_t *dest_cr,
836
                                                 int dir,
837
                                                 uint8_t **ref_picture,
838
                                                 op_pixels_func (*pix_op)[4],
839
                                                 qpel_mc_func (*qpix_op)[16],
840
                                                 int is_mpeg12)
841
{
842
    int i;
843
8503778
    int mb_y = s->mb_y;
844
845
8503778
    prefetch_motion(s, ref_picture, dir);
846
847

8503778
    if (!is_mpeg12 && s->obmc && s->pict_type != AV_PICTURE_TYPE_B) {
848
103242
        apply_obmc(s, dest_y, dest_cb, dest_cr, ref_picture, pix_op);
849
103242
        return;
850
    }
851
852

8400536
    switch (s->mv_type) {
853
7096098
    case MV_TYPE_16X16:
854
7096098
        if (s->mcsel) {
855
            if (s->real_sprite_warping_points == 1) {
856
                gmc1_motion(s, dest_y, dest_cb, dest_cr,
857
                            ref_picture);
858
            } else {
859
                gmc_motion(s, dest_y, dest_cb, dest_cr,
860
                           ref_picture);
861
            }
862

7096098
        } else if (!is_mpeg12 && s->quarter_sample) {
863
212545
            qpel_motion(s, dest_y, dest_cb, dest_cr,
864
                        0, 0, 0,
865
                        ref_picture, pix_op, qpix_op,
866
                        s->mv[dir][0][0], s->mv[dir][0][1], 16);
867
6883553
        } else if (!is_mpeg12 && (CONFIG_WMV2_DECODER || CONFIG_WMV2_ENCODER) &&
868

4044463
                   s->mspel && s->codec_id == AV_CODEC_ID_WMV2) {
869
80493
            ff_mspel_motion(s, dest_y, dest_cb, dest_cr,
870
                            ref_picture, pix_op,
871
                            s->mv[dir][0][0], s->mv[dir][0][1], 16);
872
        } else {
873
6803060
            mpeg_motion(s, dest_y, dest_cb, dest_cr, 0,
874
                        ref_picture, pix_op,
875
                        s->mv[dir][0][0], s->mv[dir][0][1], 16, 0, mb_y);
876
        }
877
7096098
        break;
878
579454
    case MV_TYPE_8X8:
879
579454
        if (!is_mpeg12)
880
579454
            apply_8x8(s, dest_y, dest_cb, dest_cr,
881
                      dir, ref_picture, qpix_op, pix_op);
882
579454
        break;
883
506639
    case MV_TYPE_FIELD:
884
506639
        if (s->picture_structure == PICT_FRAME) {
885

221989
            if (!is_mpeg12 && s->quarter_sample) {
886
                for (i = 0; i < 2; i++)
887
                    qpel_motion(s, dest_y, dest_cb, dest_cr,
888
                                1, i, s->field_select[dir][i],
889
                                ref_picture, pix_op, qpix_op,
890
                                s->mv[dir][i][0], s->mv[dir][i][1], 8);
891
            } else {
892
                /* top field */
893
221989
                mpeg_motion_field(s, dest_y, dest_cb, dest_cr,
894
                                  0, s->field_select[dir][0],
895
                                  ref_picture, pix_op,
896
                                  s->mv[dir][0][0], s->mv[dir][0][1], 8, mb_y);
897
                /* bottom field */
898
221989
                mpeg_motion_field(s, dest_y, dest_cb, dest_cr,
899
                                  1, s->field_select[dir][1],
900
                                  ref_picture, pix_op,
901
                                  s->mv[dir][1][0], s->mv[dir][1][1], 8, mb_y);
902
            }
903
        } else {
904

284650
            if (   s->picture_structure != s->field_select[dir][0] + 1 && s->pict_type != AV_PICTURE_TYPE_B && !s->first_field
905
258697
                || !ref_picture[0]) {
906
25953
                ref_picture = s->current_picture_ptr->f->data;
907
            }
908
909
284650
            mpeg_motion(s, dest_y, dest_cb, dest_cr,
910
                        s->field_select[dir][0],
911
                        ref_picture, pix_op,
912
                        s->mv[dir][0][0], s->mv[dir][0][1], 16, 0, mb_y >> 1);
913
        }
914
506639
        break;
915
203181
    case MV_TYPE_16X8:
916
609543
        for (i = 0; i < 2; i++) {
917
            uint8_t **ref2picture;
918
919
406362
            if ((s->picture_structure == s->field_select[dir][i] + 1
920

406362
                || s->pict_type == AV_PICTURE_TYPE_B || s->first_field) && ref_picture[0]) {
921
358900
                ref2picture = ref_picture;
922
            } else {
923
47462
                ref2picture = s->current_picture_ptr->f->data;
924
            }
925
926
406362
            mpeg_motion(s, dest_y, dest_cb, dest_cr,
927
                        s->field_select[dir][i],
928
                        ref2picture, pix_op,
929
                        s->mv[dir][i][0], s->mv[dir][i][1],
930
406362
                        8, 1, (mb_y & ~1) + i);
931
932
406362
            dest_y  += 16 * s->linesize;
933
406362
            dest_cb += (16 >> s->chroma_y_shift) * s->uvlinesize;
934
406362
            dest_cr += (16 >> s->chroma_y_shift) * s->uvlinesize;
935
        }
936
203181
        break;
937
15164
    case MV_TYPE_DMV:
938
15164
        if (s->picture_structure == PICT_FRAME) {
939
            for (i = 0; i < 2; i++) {
940
                int j;
941
                for (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
        }
969
15164
        break;
970
    default: av_assert2(0);
971
    }
972
}
973
974
8503778
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
8503778
    if (s->out_format == FMT_MPEG1)
983
3564074
        mpv_motion_internal(s, dest_y, dest_cb, dest_cr, dir,
984
                            ref_picture, pix_op, qpix_op, 1);
985
    else
986
#endif
987
4939704
        mpv_motion_internal(s, dest_y, dest_cb, dest_cr, dir,
988
                            ref_picture, pix_op, qpix_op, 0);
989
8503778
}