summaryrefslogtreecommitdiffstats
path: root/libavcodec/vp8dsp.c
blob: 34e2da0c345cdc02c78a9f3e9c2d3c4da2ddeaa8 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
/*
 * Copyright (C) 2010 David Conrad
 * Copyright (C) 2010 Ronald S. Bultje
 *
 * This file is part of Libav.
 *
 * Libav is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * Libav is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with Libav; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 */

/**
 * @file
 * VP8 compatible video decoder
 */

#include "dsputil.h"
#include "vp8dsp.h"
#include "libavutil/common.h"

// TODO: Maybe add dequant
static void vp8_luma_dc_wht_c(int16_t block[4][4][16], int16_t dc[16])
{
    int i, t0, t1, t2, t3;

    for (i = 0; i < 4; i++) {
        t0 = dc[0*4+i] + dc[3*4+i];
        t1 = dc[1*4+i] + dc[2*4+i];
        t2 = dc[1*4+i] - dc[2*4+i];
        t3 = dc[0*4+i] - dc[3*4+i];

        dc[0*4+i] = t0 + t1;
        dc[1*4+i] = t3 + t2;
        dc[2*4+i] = t0 - t1;
        dc[3*4+i] = t3 - t2;
    }

    for (i = 0; i < 4; i++) {
        t0 = dc[i*4+0] + dc[i*4+3] + 3; // rounding
        t1 = dc[i*4+1] + dc[i*4+2];
        t2 = dc[i*4+1] - dc[i*4+2];
        t3 = dc[i*4+0] - dc[i*4+3] + 3; // rounding
        dc[i*4+0] = 0;
        dc[i*4+1] = 0;
        dc[i*4+2] = 0;
        dc[i*4+3] = 0;

        block[i][0][0] = (t0 + t1) >> 3;
        block[i][1][0] = (t3 + t2) >> 3;
        block[i][2][0] = (t0 - t1) >> 3;
        block[i][3][0] = (t3 - t2) >> 3;
    }
}

static void vp8_luma_dc_wht_dc_c(int16_t block[4][4][16], int16_t dc[16])
{
    int i, val = (dc[0] + 3) >> 3;
    dc[0] = 0;

    for (i = 0; i < 4; i++) {
        block[i][0][0] = val;
        block[i][1][0] = val;
        block[i][2][0] = val;
        block[i][3][0] = val;
    }
}

#define MUL_20091(a) ((((a)*20091) >> 16) + (a))
#define MUL_35468(a)  (((a)*35468) >> 16)

static void vp8_idct_add_c(uint8_t *dst, int16_t block[16], ptrdiff_t stride)
{
    int i, t0, t1, t2, t3;
    int16_t tmp[16];

    for (i = 0; i < 4; i++) {
        t0 = block[0*4+i] + block[2*4+i];
        t1 = block[0*4+i] - block[2*4+i];
        t2 = MUL_35468(block[1*4+i]) - MUL_20091(block[3*4+i]);
        t3 = MUL_20091(block[1*4+i]) + MUL_35468(block[3*4+i]);
        block[0*4+i] = 0;
        block[1*4+i] = 0;
        block[2*4+i] = 0;
        block[3*4+i] = 0;

        tmp[i*4+0] = t0 + t3;
        tmp[i*4+1] = t1 + t2;
        tmp[i*4+2] = t1 - t2;
        tmp[i*4+3] = t0 - t3;
    }

    for (i = 0; i < 4; i++) {
        t0 = tmp[0*4+i] + tmp[2*4+i];
        t1 = tmp[0*4+i] - tmp[2*4+i];
        t2 = MUL_35468(tmp[1*4+i]) - MUL_20091(tmp[3*4+i]);
        t3 = MUL_20091(tmp[1*4+i]) + MUL_35468(tmp[3*4+i]);

        dst[0] = av_clip_uint8(dst[0] + ((t0 + t3 + 4) >> 3));
        dst[1] = av_clip_uint8(dst[1] + ((t1 + t2 + 4) >> 3));
        dst[2] = av_clip_uint8(dst[2] + ((t1 - t2 + 4) >> 3));
        dst[3] = av_clip_uint8(dst[3] + ((t0 - t3 + 4) >> 3));
        dst += stride;
    }
}

static void vp8_idct_dc_add_c(uint8_t *dst, int16_t block[16], ptrdiff_t stride)
{
    int i, dc = (block[0] + 4) >> 3;
    block[0] = 0;

    for (i = 0; i < 4; i++) {
        dst[0] = av_clip_uint8(dst[0] + dc);
        dst[1] = av_clip_uint8(dst[1] + dc);
        dst[2] = av_clip_uint8(dst[2] + dc);
        dst[3] = av_clip_uint8(dst[3] + dc);
        dst += stride;
    }
}

static void vp8_idct_dc_add4uv_c(uint8_t *dst, int16_t block[4][16], ptrdiff_t stride)
{
    vp8_idct_dc_add_c(dst+stride*0+0, block[0], stride);
    vp8_idct_dc_add_c(dst+stride*0+4, block[1], stride);
    vp8_idct_dc_add_c(dst+stride*4+0, block[2], stride);
    vp8_idct_dc_add_c(dst+stride*4+4, block[3], stride);
}

static void vp8_idct_dc_add4y_c(uint8_t *dst, int16_t block[4][16], ptrdiff_t stride)
{
    vp8_idct_dc_add_c(dst+ 0, block[0], stride);
    vp8_idct_dc_add_c(dst+ 4, block[1], stride);
    vp8_idct_dc_add_c(dst+ 8, block[2], stride);
    vp8_idct_dc_add_c(dst+12, block[3], stride);
}

// because I like only having two parameters to pass functions...
#define LOAD_PIXELS\
    int av_unused p3 = p[-4*stride];\
    int av_unused p2 = p[-3*stride];\
    int av_unused p1 = p[-2*stride];\
    int av_unused p0 = p[-1*stride];\
    int av_unused q0 = p[ 0*stride];\
    int av_unused q1 = p[ 1*stride];\
    int av_unused q2 = p[ 2*stride];\
    int av_unused q3 = p[ 3*stride];

#define clip_int8(n) (cm[n+0x80]-0x80)

static av_always_inline void filter_common(uint8_t *p, ptrdiff_t stride, int is4tap)
{
    LOAD_PIXELS
    int a, f1, f2;
    const uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;

    a = 3*(q0 - p0);

    if (is4tap)
        a += clip_int8(p1 - q1);

    a = clip_int8(a);

    // We deviate from the spec here with c(a+3) >> 3
    // since that's what libvpx does.
    f1 = FFMIN(a+4, 127) >> 3;
    f2 = FFMIN(a+3, 127) >> 3;

    // Despite what the spec says, we do need to clamp here to
    // be bitexact with libvpx.
    p[-1*stride] = cm[p0 + f2];
    p[ 0*stride] = cm[q0 - f1];

    // only used for _inner on blocks without high edge variance
    if (!is4tap) {
        a = (f1+1)>>1;
        p[-2*stride] = cm[p1 + a];
        p[ 1*stride] = cm[q1 - a];
    }
}

static av_always_inline int simple_limit(uint8_t *p, ptrdiff_t stride, int flim)
{
    LOAD_PIXELS
    return 2*FFABS(p0-q0) + (FFABS(p1-q1) >> 1) <= flim;
}

/**
 * E - limit at the macroblock edge
 * I - limit for interior difference
 */
static av_always_inline int normal_limit(uint8_t *p, ptrdiff_t stride, int E, int I)
{
    LOAD_PIXELS
    return simple_limit(p, stride, E)
        && FFABS(p3-p2) <= I && FFABS(p2-p1) <= I && FFABS(p1-p0) <= I
        && FFABS(q3-q2) <= I && FFABS(q2-q1) <= I && FFABS(q1-q0) <= I;
}

// high edge variance
static av_always_inline int hev(uint8_t *p, ptrdiff_t stride, int thresh)
{
    LOAD_PIXELS
    return FFABS(p1-p0) > thresh || FFABS(q1-q0) > thresh;
}

static av_always_inline void filter_mbedge(uint8_t *p, ptrdiff_t stride)
{
    int a0, a1, a2, w;
    const uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;

    LOAD_PIXELS

    w = clip_int8(p1-q1);
    w = clip_int8(w + 3*(q0-p0));

    a0 = (27*w + 63) >> 7;
    a1 = (18*w + 63) >> 7;
    a2 = ( 9*w + 63) >> 7;

    p[-3*stride] = cm[p2 + a2];
    p[-2*stride] = cm[p1 + a1];
    p[-1*stride] = cm[p0 + a0];
    p[ 0*stride] = cm[q0 - a0];
    p[ 1*stride] = cm[q1 - a1];
    p[ 2*stride] = cm[q2 - a2];
}

#define LOOP_FILTER(dir, size, stridea, strideb, maybe_inline) \
static maybe_inline void vp8_ ## dir ## _loop_filter ## size ## _c(uint8_t *dst, ptrdiff_t stride,\
                                     int flim_E, int flim_I, int hev_thresh)\
{\
    int i;\
\
    for (i = 0; i < size; i++)\
        if (normal_limit(dst+i*stridea, strideb, flim_E, flim_I)) {\
            if (hev(dst+i*stridea, strideb, hev_thresh))\
                filter_common(dst+i*stridea, strideb, 1);\
            else\
                filter_mbedge(dst+i*stridea, strideb);\
        }\
}\
\
static maybe_inline void vp8_ ## dir ## _loop_filter ## size ## _inner_c(uint8_t *dst, ptrdiff_t stride,\
                                      int flim_E, int flim_I, int hev_thresh)\
{\
    int i;\
\
    for (i = 0; i < size; i++)\
        if (normal_limit(dst+i*stridea, strideb, flim_E, flim_I)) {\
            int hv = hev(dst+i*stridea, strideb, hev_thresh);\
            if (hv) \
                filter_common(dst+i*stridea, strideb, 1);\
            else \
                filter_common(dst+i*stridea, strideb, 0);\
        }\
}

LOOP_FILTER(v, 16, 1, stride,)
LOOP_FILTER(h, 16, stride, 1,)

#define UV_LOOP_FILTER(dir, stridea, strideb) \
LOOP_FILTER(dir, 8, stridea, strideb, av_always_inline) \
static void vp8_ ## dir ## _loop_filter8uv_c(uint8_t *dstU, uint8_t *dstV, ptrdiff_t stride,\
                                      int fE, int fI, int hev_thresh)\
{\
  vp8_ ## dir ## _loop_filter8_c(dstU, stride, fE, fI, hev_thresh);\
  vp8_ ## dir ## _loop_filter8_c(dstV, stride, fE, fI, hev_thresh);\
}\
static void vp8_ ## dir ## _loop_filter8uv_inner_c(uint8_t *dstU, uint8_t *dstV, ptrdiff_t stride,\
                                      int fE, int fI, int hev_thresh)\
{\
  vp8_ ## dir ## _loop_filter8_inner_c(dstU, stride, fE, fI, hev_thresh);\
  vp8_ ## dir ## _loop_filter8_inner_c(dstV, stride, fE, fI, hev_thresh);\
}

UV_LOOP_FILTER(v, 1, stride)
UV_LOOP_FILTER(h, stride, 1)

static void vp8_v_loop_filter_simple_c(uint8_t *dst, ptrdiff_t stride, int flim)
{
    int i;

    for (i = 0; i < 16; i++)
        if (simple_limit(dst+i, stride, flim))
            filter_common(dst+i, stride, 1);
}

static void vp8_h_loop_filter_simple_c(uint8_t *dst, ptrdiff_t stride, int flim)
{
    int i;

    for (i = 0; i < 16; i++)
        if (simple_limit(dst+i*stride, 1, flim))
            filter_common(dst+i*stride, 1, 1);
}

static const uint8_t subpel_filters[7][6] = {
    { 0,   6, 123,  12,   1,   0 },
    { 2,  11, 108,  36,   8,   1 },
    { 0,   9,  93,  50,   6,   0 },
    { 3,  16,  77,  77,  16,   3 },
    { 0,   6,  50,  93,   9,   0 },
    { 1,   8,  36, 108,  11,   2 },
    { 0,   1,  12, 123,   6,   0 },
};

#define PUT_PIXELS(WIDTH) \
static void put_vp8_pixels ## WIDTH ##_c(uint8_t *dst, ptrdiff_t dststride, uint8_t *src, ptrdiff_t srcstride, int h, int x, int y) { \
    int i; \
    for (i = 0; i < h; i++, dst+= dststride, src+= srcstride) { \
        memcpy(dst, src, WIDTH); \
    } \
}

PUT_PIXELS(16)
PUT_PIXELS(8)
PUT_PIXELS(4)

#define FILTER_6TAP(src, F, stride) \
    cm[(F[2]*src[x+0*stride] - F[1]*src[x-1*stride] + F[0]*src[x-2*stride] + \
        F[3]*src[x+1*stride] - F[4]*src[x+2*stride] + F[5]*src[x+3*stride] + 64) >> 7]

#define FILTER_4TAP(src, F, stride) \
    cm[(F[2]*src[x+0*stride] - F[1]*src[x-1*stride] + \
        F[3]*src[x+1*stride] - F[4]*src[x+2*stride] + 64) >> 7]

#define VP8_EPEL_H(SIZE, TAPS) \
static void put_vp8_epel ## SIZE ## _h ## TAPS ## _c(uint8_t *dst, ptrdiff_t dststride, uint8_t *src, ptrdiff_t srcstride, int h, int mx, int my) \
{ \
    const uint8_t *filter = subpel_filters[mx-1]; \
    const uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; \
    int x, y; \
\
    for (y = 0; y < h; y++) { \
        for (x = 0; x < SIZE; x++) \
            dst[x] = FILTER_ ## TAPS ## TAP(src, filter, 1); \
        dst += dststride; \
        src += srcstride; \
    } \
}
#define VP8_EPEL_V(SIZE, TAPS) \
static void put_vp8_epel ## SIZE ## _v ## TAPS ## _c(uint8_t *dst, ptrdiff_t dststride, uint8_t *src, ptrdiff_t srcstride, int h, int mx, int my) \
{ \
    const uint8_t *filter = subpel_filters[my-1]; \
    const uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; \
    int x, y; \
\
    for (y = 0; y < h; y++) { \
        for (x = 0; x < SIZE; x++) \
            dst[x] = FILTER_ ## TAPS ## TAP(src, filter, srcstride); \
        dst += dststride; \
        src += srcstride; \
    } \
}
#define VP8_EPEL_HV(SIZE, HTAPS, VTAPS) \
static void put_vp8_epel ## SIZE ## _h ## HTAPS ## v ## VTAPS ## _c(uint8_t *dst, ptrdiff_t dststride, uint8_t *src, ptrdiff_t srcstride, int h, int mx, int my) \
{ \
    const uint8_t *filter = subpel_filters[mx-1]; \
    const uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; \
    int x, y; \
    uint8_t tmp_array[(2*SIZE+VTAPS-1)*SIZE]; \
    uint8_t *tmp = tmp_array; \
    src -= (2-(VTAPS==4))*srcstride; \
\
    for (y = 0; y < h+VTAPS-1; y++) { \
        for (x = 0; x < SIZE; x++) \
            tmp[x] = FILTER_ ## HTAPS ## TAP(src, filter, 1); \
        tmp += SIZE; \
        src += srcstride; \
    } \
\
    tmp = tmp_array + (2-(VTAPS==4))*SIZE; \
    filter = subpel_filters[my-1]; \
\
    for (y = 0; y < h; y++) { \
        for (x = 0; x < SIZE; x++) \
            dst[x] = FILTER_ ## VTAPS ## TAP(tmp, filter, SIZE); \
        dst += dststride; \
        tmp += SIZE; \
    } \
}

VP8_EPEL_H(16, 4)
VP8_EPEL_H(8,  4)
VP8_EPEL_H(4,  4)
VP8_EPEL_H(16, 6)
VP8_EPEL_H(8,  6)
VP8_EPEL_H(4,  6)
VP8_EPEL_V(16, 4)
VP8_EPEL_V(8,  4)
VP8_EPEL_V(4,  4)
VP8_EPEL_V(16, 6)
VP8_EPEL_V(8,  6)
VP8_EPEL_V(4,  6)
VP8_EPEL_HV(16, 4, 4)
VP8_EPEL_HV(8,  4, 4)
VP8_EPEL_HV(4,  4, 4)
VP8_EPEL_HV(16, 4, 6)
VP8_EPEL_HV(8,  4, 6)
VP8_EPEL_HV(4,  4, 6)
VP8_EPEL_HV(16, 6, 4)
VP8_EPEL_HV(8,  6, 4)
VP8_EPEL_HV(4,  6, 4)
VP8_EPEL_HV(16, 6, 6)
VP8_EPEL_HV(8,  6, 6)
VP8_EPEL_HV(4,  6, 6)

#define VP8_BILINEAR(SIZE) \
static void put_vp8_bilinear ## SIZE ## _h_c(uint8_t *dst, ptrdiff_t stride, uint8_t *src, ptrdiff_t s2, int h, int mx, int my) \
{ \
    int a = 8-mx, b = mx; \
    int x, y; \
\
    for (y = 0; y < h; y++) { \
        for (x = 0; x < SIZE; x++) \
            dst[x] = (a*src[x] + b*src[x+1] + 4) >> 3; \
        dst += stride; \
        src += stride; \
    } \
} \
static void put_vp8_bilinear ## SIZE ## _v_c(uint8_t *dst, ptrdiff_t stride, uint8_t *src, ptrdiff_t s2, int h, int mx, int my) \
{ \
    int c = 8-my, d = my; \
    int x, y; \
\
    for (y = 0; y < h; y++) { \
        for (x = 0; x < SIZE; x++) \
            dst[x] = (c*src[x] + d*src[x+stride] + 4) >> 3; \
        dst += stride; \
        src += stride; \
    } \
} \
\
static void put_vp8_bilinear ## SIZE ## _hv_c(uint8_t *dst, ptrdiff_t stride, uint8_t *src, ptrdiff_t s2, int h, int mx, int my) \
{ \
    int a = 8-mx, b = mx; \
    int c = 8-my, d = my; \
    int x, y; \
    uint8_t tmp_array[(2*SIZE+1)*SIZE]; \
    uint8_t *tmp = tmp_array; \
\
    for (y = 0; y < h+1; y++) { \
        for (x = 0; x < SIZE; x++) \
            tmp[x] = (a*src[x] + b*src[x+1] + 4) >> 3; \
        tmp += SIZE; \
        src += stride; \
    } \
\
    tmp = tmp_array; \
\
    for (y = 0; y < h; y++) { \
        for (x = 0; x < SIZE; x++) \
            dst[x] = (c*tmp[x] + d*tmp[x+SIZE] + 4) >> 3; \
        dst += stride; \
        tmp += SIZE; \
    } \
}

VP8_BILINEAR(16)
VP8_BILINEAR(8)
VP8_BILINEAR(4)

#define VP8_MC_FUNC(IDX, SIZE) \
    dsp->put_vp8_epel_pixels_tab[IDX][0][0] = put_vp8_pixels ## SIZE ## _c; \
    dsp->put_vp8_epel_pixels_tab[IDX][0][1] = put_vp8_epel ## SIZE ## _h4_c; \
    dsp->put_vp8_epel_pixels_tab[IDX][0][2] = put_vp8_epel ## SIZE ## _h6_c; \
    dsp->put_vp8_epel_pixels_tab[IDX][1][0] = put_vp8_epel ## SIZE ## _v4_c; \
    dsp->put_vp8_epel_pixels_tab[IDX][1][1] = put_vp8_epel ## SIZE ## _h4v4_c; \
    dsp->put_vp8_epel_pixels_tab[IDX][1][2] = put_vp8_epel ## SIZE ## _h6v4_c; \
    dsp->put_vp8_epel_pixels_tab[IDX][2][0] = put_vp8_epel ## SIZE ## _v6_c; \
    dsp->put_vp8_epel_pixels_tab[IDX][2][1] = put_vp8_epel ## SIZE ## _h4v6_c; \
    dsp->put_vp8_epel_pixels_tab[IDX][2][2] = put_vp8_epel ## SIZE ## _h6v6_c

#define VP8_BILINEAR_MC_FUNC(IDX, SIZE) \
    dsp->put_vp8_bilinear_pixels_tab[IDX][0][0] = put_vp8_pixels ## SIZE ## _c; \
    dsp->put_vp8_bilinear_pixels_tab[IDX][0][1] = put_vp8_bilinear ## SIZE ## _h_c; \
    dsp->put_vp8_bilinear_pixels_tab[IDX][0][2] = put_vp8_bilinear ## SIZE ## _h_c; \
    dsp->put_vp8_bilinear_pixels_tab[IDX][1][0] = put_vp8_bilinear ## SIZE ## _v_c; \
    dsp->put_vp8_bilinear_pixels_tab[IDX][1][1] = put_vp8_bilinear ## SIZE ## _hv_c; \
    dsp->put_vp8_bilinear_pixels_tab[IDX][1][2] = put_vp8_bilinear ## SIZE ## _hv_c; \
    dsp->put_vp8_bilinear_pixels_tab[IDX][2][0] = put_vp8_bilinear ## SIZE ## _v_c; \
    dsp->put_vp8_bilinear_pixels_tab[IDX][2][1] = put_vp8_bilinear ## SIZE ## _hv_c; \
    dsp->put_vp8_bilinear_pixels_tab[IDX][2][2] = put_vp8_bilinear ## SIZE ## _hv_c

av_cold void ff_vp8dsp_init(VP8DSPContext *dsp)
{
    dsp->vp8_luma_dc_wht    = vp8_luma_dc_wht_c;
    dsp->vp8_luma_dc_wht_dc = vp8_luma_dc_wht_dc_c;
    dsp->vp8_idct_add       = vp8_idct_add_c;
    dsp->vp8_idct_dc_add    = vp8_idct_dc_add_c;
    dsp->vp8_idct_dc_add4y  = vp8_idct_dc_add4y_c;
    dsp->vp8_idct_dc_add4uv = vp8_idct_dc_add4uv_c;

    dsp->vp8_v_loop_filter16y = vp8_v_loop_filter16_c;
    dsp->vp8_h_loop_filter16y = vp8_h_loop_filter16_c;
    dsp->vp8_v_loop_filter8uv = vp8_v_loop_filter8uv_c;
    dsp->vp8_h_loop_filter8uv = vp8_h_loop_filter8uv_c;

    dsp->vp8_v_loop_filter16y_inner = vp8_v_loop_filter16_inner_c;
    dsp->vp8_h_loop_filter16y_inner = vp8_h_loop_filter16_inner_c;
    dsp->vp8_v_loop_filter8uv_inner = vp8_v_loop_filter8uv_inner_c;
    dsp->vp8_h_loop_filter8uv_inner = vp8_h_loop_filter8uv_inner_c;

    dsp->vp8_v_loop_filter_simple = vp8_v_loop_filter_simple_c;
    dsp->vp8_h_loop_filter_simple = vp8_h_loop_filter_simple_c;

    VP8_MC_FUNC(0, 16);
    VP8_MC_FUNC(1, 8);
    VP8_MC_FUNC(2, 4);

    VP8_BILINEAR_MC_FUNC(0, 16);
    VP8_BILINEAR_MC_FUNC(1, 8);
    VP8_BILINEAR_MC_FUNC(2, 4);

    if (ARCH_ARM)
        ff_vp8dsp_init_arm(dsp);
    if (ARCH_PPC)
        ff_vp8dsp_init_ppc(dsp);
    if (ARCH_X86)
        ff_vp8dsp_init_x86(dsp);
}
OpenPOWER on IntegriCloud