2 * AltiVec-enhanced yuv2yuvX
4 * Copyright (C) 2004 Romain Dolbeau <romain@dolbeau.org>
5 * based on the equivalent C code in "postproc/swscale.c"
7 * This file is part of FFmpeg.
9 * FFmpeg is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
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
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with FFmpeg; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
30 #define vzero vec_splat_s32(0)
33 altivec_packIntArrayToCharArray(int *val
, uint8_t* dest
, int dstW
) {
35 vector
unsigned int altivec_vectorShiftInt19
=
36 vec_add(vec_splat_u32(10),vec_splat_u32(9));
37 if ((unsigned long)dest
% 16) {
38 /* badly aligned store, we force store alignement */
39 /* and will handle load misalignement on val w/ vec_perm */
40 vector
unsigned char perm1
;
42 for (i
= 0 ; (i
< dstW
) &&
43 (((unsigned long)dest
+ i
) % 16) ; i
++) {
45 dest
[i
] = (t
< 0) ? 0 : ((t
> 255) ? 255 : t
);
47 perm1
= vec_lvsl(i
<< 2, val
);
48 v1
= vec_ld(i
<< 2, val
);
49 for ( ; i
< (dstW
- 15); i
+=16) {
51 vector
signed int v2
= vec_ld(offset
+ 16, val
);
52 vector
signed int v3
= vec_ld(offset
+ 32, val
);
53 vector
signed int v4
= vec_ld(offset
+ 48, val
);
54 vector
signed int v5
= vec_ld(offset
+ 64, val
);
55 vector
signed int v12
= vec_perm(v1
,v2
,perm1
);
56 vector
signed int v23
= vec_perm(v2
,v3
,perm1
);
57 vector
signed int v34
= vec_perm(v3
,v4
,perm1
);
58 vector
signed int v45
= vec_perm(v4
,v5
,perm1
);
60 vector
signed int vA
= vec_sra(v12
, altivec_vectorShiftInt19
);
61 vector
signed int vB
= vec_sra(v23
, altivec_vectorShiftInt19
);
62 vector
signed int vC
= vec_sra(v34
, altivec_vectorShiftInt19
);
63 vector
signed int vD
= vec_sra(v45
, altivec_vectorShiftInt19
);
64 vector
unsigned short vs1
= vec_packsu(vA
, vB
);
65 vector
unsigned short vs2
= vec_packsu(vC
, vD
);
66 vector
unsigned char vf
= vec_packsu(vs1
, vs2
);
70 } else { // dest is properly aligned, great
71 for (i
= 0; i
< (dstW
- 15); i
+=16) {
73 vector
signed int v1
= vec_ld(offset
, val
);
74 vector
signed int v2
= vec_ld(offset
+ 16, val
);
75 vector
signed int v3
= vec_ld(offset
+ 32, val
);
76 vector
signed int v4
= vec_ld(offset
+ 48, val
);
77 vector
signed int v5
= vec_sra(v1
, altivec_vectorShiftInt19
);
78 vector
signed int v6
= vec_sra(v2
, altivec_vectorShiftInt19
);
79 vector
signed int v7
= vec_sra(v3
, altivec_vectorShiftInt19
);
80 vector
signed int v8
= vec_sra(v4
, altivec_vectorShiftInt19
);
81 vector
unsigned short vs1
= vec_packsu(v5
, v6
);
82 vector
unsigned short vs2
= vec_packsu(v7
, v8
);
83 vector
unsigned char vf
= vec_packsu(vs1
, vs2
);
87 for ( ; i
< dstW
; i
++) {
89 dest
[i
] = (t
< 0) ? 0 : ((t
> 255) ? 255 : t
);
94 yuv2yuvX_altivec_real(int16_t *lumFilter
, int16_t **lumSrc
, int lumFilterSize
,
95 int16_t *chrFilter
, int16_t **chrSrc
, int chrFilterSize
,
96 uint8_t *dest
, uint8_t *uDest
, uint8_t *vDest
, int dstW
, int chrDstW
)
98 const vector
signed int vini
= {(1 << 18), (1 << 18), (1 << 18), (1 << 18)};
101 int __attribute__ ((aligned (16))) val
[dstW
];
103 for (i
= 0; i
< (dstW
-7); i
+=4) {
104 vec_st(vini
, i
<< 2, val
);
106 for (; i
< dstW
; i
++) {
110 for (j
= 0; j
< lumFilterSize
; j
++) {
111 vector
signed short l1
, vLumFilter
= vec_ld(j
<< 1, lumFilter
);
112 vector
unsigned char perm
, perm0
= vec_lvsl(j
<< 1, lumFilter
);
113 vLumFilter
= vec_perm(vLumFilter
, vLumFilter
, perm0
);
114 vLumFilter
= vec_splat(vLumFilter
, 0); // lumFilter[j] is loaded 8 times in vLumFilter
116 perm
= vec_lvsl(0, lumSrc
[j
]);
117 l1
= vec_ld(0, lumSrc
[j
]);
119 for (i
= 0; i
< (dstW
- 7); i
+=8) {
121 vector
signed short l2
= vec_ld((i
<< 1) + 16, lumSrc
[j
]);
123 vector
signed int v1
= vec_ld(offset
, val
);
124 vector
signed int v2
= vec_ld(offset
+ 16, val
);
126 vector
signed short ls
= vec_perm(l1
, l2
, perm
); // lumSrc[j][i] ... lumSrc[j][i+7]
128 vector
signed int i1
= vec_mule(vLumFilter
, ls
);
129 vector
signed int i2
= vec_mulo(vLumFilter
, ls
);
131 vector
signed int vf1
= vec_mergeh(i1
, i2
);
132 vector
signed int vf2
= vec_mergel(i1
, i2
); // lumSrc[j][i] * lumFilter[j] ... lumSrc[j][i+7] * lumFilter[j]
134 vector
signed int vo1
= vec_add(v1
, vf1
);
135 vector
signed int vo2
= vec_add(v2
, vf2
);
137 vec_st(vo1
, offset
, val
);
138 vec_st(vo2
, offset
+ 16, val
);
142 for ( ; i
< dstW
; i
++) {
143 val
[i
] += lumSrc
[j
][i
] * lumFilter
[j
];
146 altivec_packIntArrayToCharArray(val
,dest
,dstW
);
149 int __attribute__ ((aligned (16))) u
[chrDstW
];
150 int __attribute__ ((aligned (16))) v
[chrDstW
];
152 for (i
= 0; i
< (chrDstW
-7); i
+=4) {
153 vec_st(vini
, i
<< 2, u
);
154 vec_st(vini
, i
<< 2, v
);
156 for (; i
< chrDstW
; i
++) {
161 for (j
= 0; j
< chrFilterSize
; j
++) {
162 vector
signed short l1
, l1_V
, vChrFilter
= vec_ld(j
<< 1, chrFilter
);
163 vector
unsigned char perm
, perm0
= vec_lvsl(j
<< 1, chrFilter
);
164 vChrFilter
= vec_perm(vChrFilter
, vChrFilter
, perm0
);
165 vChrFilter
= vec_splat(vChrFilter
, 0); // chrFilter[j] is loaded 8 times in vChrFilter
167 perm
= vec_lvsl(0, chrSrc
[j
]);
168 l1
= vec_ld(0, chrSrc
[j
]);
169 l1_V
= vec_ld(2048 << 1, chrSrc
[j
]);
171 for (i
= 0; i
< (chrDstW
- 7); i
+=8) {
173 vector
signed short l2
= vec_ld((i
<< 1) + 16, chrSrc
[j
]);
174 vector
signed short l2_V
= vec_ld(((i
+ 2048) << 1) + 16, chrSrc
[j
]);
176 vector
signed int v1
= vec_ld(offset
, u
);
177 vector
signed int v2
= vec_ld(offset
+ 16, u
);
178 vector
signed int v1_V
= vec_ld(offset
, v
);
179 vector
signed int v2_V
= vec_ld(offset
+ 16, v
);
181 vector
signed short ls
= vec_perm(l1
, l2
, perm
); // chrSrc[j][i] ... chrSrc[j][i+7]
182 vector
signed short ls_V
= vec_perm(l1_V
, l2_V
, perm
); // chrSrc[j][i+2048] ... chrSrc[j][i+2055]
184 vector
signed int i1
= vec_mule(vChrFilter
, ls
);
185 vector
signed int i2
= vec_mulo(vChrFilter
, ls
);
186 vector
signed int i1_V
= vec_mule(vChrFilter
, ls_V
);
187 vector
signed int i2_V
= vec_mulo(vChrFilter
, ls_V
);
189 vector
signed int vf1
= vec_mergeh(i1
, i2
);
190 vector
signed int vf2
= vec_mergel(i1
, i2
); // chrSrc[j][i] * chrFilter[j] ... chrSrc[j][i+7] * chrFilter[j]
191 vector
signed int vf1_V
= vec_mergeh(i1_V
, i2_V
);
192 vector
signed int vf2_V
= vec_mergel(i1_V
, i2_V
); // chrSrc[j][i] * chrFilter[j] ... chrSrc[j][i+7] * chrFilter[j]
194 vector
signed int vo1
= vec_add(v1
, vf1
);
195 vector
signed int vo2
= vec_add(v2
, vf2
);
196 vector
signed int vo1_V
= vec_add(v1_V
, vf1_V
);
197 vector
signed int vo2_V
= vec_add(v2_V
, vf2_V
);
199 vec_st(vo1
, offset
, u
);
200 vec_st(vo2
, offset
+ 16, u
);
201 vec_st(vo1_V
, offset
, v
);
202 vec_st(vo2_V
, offset
+ 16, v
);
207 for ( ; i
< chrDstW
; i
++) {
208 u
[i
] += chrSrc
[j
][i
] * chrFilter
[j
];
209 v
[i
] += chrSrc
[j
][i
+ 2048] * chrFilter
[j
];
212 altivec_packIntArrayToCharArray(u
,uDest
,chrDstW
);
213 altivec_packIntArrayToCharArray(v
,vDest
,chrDstW
);
217 static inline void hScale_altivec_real(int16_t *dst
, int dstW
, uint8_t *src
, int srcW
, int xInc
, int16_t *filter
, int16_t *filterPos
, int filterSize
) {
219 int __attribute__ ((aligned (16))) tempo
[4];
221 if (filterSize
% 4) {
222 for(i
=0; i
<dstW
; i
++) {
224 register int srcPos
= filterPos
[i
];
225 register int val
= 0;
226 for(j
=0; j
<filterSize
; j
++) {
227 val
+= ((int)src
[srcPos
+ j
])*filter
[filterSize
*i
+ j
];
229 dst
[i
] = av_clip(val
>>7, 0, (1<<15)-1);
233 switch (filterSize
) {
236 for(i
=0; i
<dstW
; i
++) {
237 register int srcPos
= filterPos
[i
];
239 vector
unsigned char src_v0
= vec_ld(srcPos
, src
);
240 vector
unsigned char src_v1
, src_vF
;
241 vector
signed short src_v
, filter_v
;
242 vector
signed int val_vEven
, val_s
;
243 if ((((int)src
+ srcPos
)% 16) > 12) {
244 src_v1
= vec_ld(srcPos
+ 16, src
);
246 src_vF
= vec_perm(src_v0
, src_v1
, vec_lvsl(srcPos
, src
));
248 src_v
= // vec_unpackh sign-extends...
249 (vector
signed short)(vec_mergeh((vector
unsigned char)vzero
, src_vF
));
250 // now put our elements in the even slots
251 src_v
= vec_mergeh(src_v
, (vector
signed short)vzero
);
253 filter_v
= vec_ld(i
<< 3, filter
);
254 // the 3 above is 2 (filterSize == 4) + 1 (sizeof(short) == 2)
256 // the neat trick : we only care for half the elements,
257 // high or low depending on (i<<3)%16 (it's 0 or 8 here),
258 // and we're going to use vec_mule, so we chose
259 // carefully how to "unpack" the elements into the even slots
261 filter_v
= vec_mergel(filter_v
,(vector
signed short)vzero
);
263 filter_v
= vec_mergeh(filter_v
,(vector
signed short)vzero
);
265 val_vEven
= vec_mule(src_v
, filter_v
);
266 val_s
= vec_sums(val_vEven
, vzero
);
267 vec_st(val_s
, 0, tempo
);
268 dst
[i
] = av_clip(tempo
[3]>>7, 0, (1<<15)-1);
275 for(i
=0; i
<dstW
; i
++) {
276 register int srcPos
= filterPos
[i
];
278 vector
unsigned char src_v0
= vec_ld(srcPos
, src
);
279 vector
unsigned char src_v1
, src_vF
;
280 vector
signed short src_v
, filter_v
;
281 vector
signed int val_v
, val_s
;
282 if ((((int)src
+ srcPos
)% 16) > 8) {
283 src_v1
= vec_ld(srcPos
+ 16, src
);
285 src_vF
= vec_perm(src_v0
, src_v1
, vec_lvsl(srcPos
, src
));
287 src_v
= // vec_unpackh sign-extends...
288 (vector
signed short)(vec_mergeh((vector
unsigned char)vzero
, src_vF
));
289 filter_v
= vec_ld(i
<< 4, filter
);
290 // the 4 above is 3 (filterSize == 8) + 1 (sizeof(short) == 2)
292 val_v
= vec_msums(src_v
, filter_v
, (vector
signed int)vzero
);
293 val_s
= vec_sums(val_v
, vzero
);
294 vec_st(val_s
, 0, tempo
);
295 dst
[i
] = av_clip(tempo
[3]>>7, 0, (1<<15)-1);
302 for(i
=0; i
<dstW
; i
++) {
303 register int srcPos
= filterPos
[i
];
305 vector
unsigned char src_v0
= vec_ld(srcPos
, src
);
306 vector
unsigned char src_v1
= vec_ld(srcPos
+ 16, src
);
307 vector
unsigned char src_vF
= vec_perm(src_v0
, src_v1
, vec_lvsl(srcPos
, src
));
309 vector
signed short src_vA
= // vec_unpackh sign-extends...
310 (vector
signed short)(vec_mergeh((vector
unsigned char)vzero
, src_vF
));
311 vector
signed short src_vB
= // vec_unpackh sign-extends...
312 (vector
signed short)(vec_mergel((vector
unsigned char)vzero
, src_vF
));
314 vector
signed short filter_v0
= vec_ld(i
<< 5, filter
);
315 vector
signed short filter_v1
= vec_ld((i
<< 5) + 16, filter
);
316 // the 5 above are 4 (filterSize == 16) + 1 (sizeof(short) == 2)
318 vector
signed int val_acc
= vec_msums(src_vA
, filter_v0
, (vector
signed int)vzero
);
319 vector
signed int val_v
= vec_msums(src_vB
, filter_v1
, val_acc
);
321 vector
signed int val_s
= vec_sums(val_v
, vzero
);
323 vec_st(val_s
, 0, tempo
);
324 dst
[i
] = av_clip(tempo
[3]>>7, 0, (1<<15)-1);
331 for(i
=0; i
<dstW
; i
++) {
333 register int srcPos
= filterPos
[i
];
335 vector
signed int val_s
, val_v
= (vector
signed int)vzero
;
336 vector
signed short filter_v0R
= vec_ld(i
* 2 * filterSize
, filter
);
337 vector
unsigned char permF
= vec_lvsl((i
* 2 * filterSize
), filter
);
339 vector
unsigned char src_v0
= vec_ld(srcPos
, src
);
340 vector
unsigned char permS
= vec_lvsl(srcPos
, src
);
342 for (j
= 0 ; j
< filterSize
- 15; j
+= 16) {
343 vector
unsigned char src_v1
= vec_ld(srcPos
+ j
+ 16, src
);
344 vector
unsigned char src_vF
= vec_perm(src_v0
, src_v1
, permS
);
346 vector
signed short src_vA
= // vec_unpackh sign-extends...
347 (vector
signed short)(vec_mergeh((vector
unsigned char)vzero
, src_vF
));
348 vector
signed short src_vB
= // vec_unpackh sign-extends...
349 (vector
signed short)(vec_mergel((vector
unsigned char)vzero
, src_vF
));
351 vector
signed short filter_v1R
= vec_ld((i
* 2 * filterSize
) + (j
* 2) + 16, filter
);
352 vector
signed short filter_v2R
= vec_ld((i
* 2 * filterSize
) + (j
* 2) + 32, filter
);
353 vector
signed short filter_v0
= vec_perm(filter_v0R
, filter_v1R
, permF
);
354 vector
signed short filter_v1
= vec_perm(filter_v1R
, filter_v2R
, permF
);
356 vector
signed int val_acc
= vec_msums(src_vA
, filter_v0
, val_v
);
357 val_v
= vec_msums(src_vB
, filter_v1
, val_acc
);
359 filter_v0R
= filter_v2R
;
363 if (j
< (filterSize
-7)) {
364 // loading src_v0 is useless, it's already done above
365 //vector unsigned char src_v0 = vec_ld(srcPos + j, src);
366 vector
unsigned char src_v1
, src_vF
;
367 vector
signed short src_v
, filter_v1R
, filter_v
;
368 if ((((int)src
+ srcPos
)% 16) > 8) {
369 src_v1
= vec_ld(srcPos
+ j
+ 16, src
);
371 src_vF
= vec_perm(src_v0
, src_v1
, permS
);
373 src_v
= // vec_unpackh sign-extends...
374 (vector
signed short)(vec_mergeh((vector
unsigned char)vzero
, src_vF
));
375 // loading filter_v0R is useless, it's already done above
376 //vector signed short filter_v0R = vec_ld((i * 2 * filterSize) + j, filter);
377 filter_v1R
= vec_ld((i
* 2 * filterSize
) + (j
* 2) + 16, filter
);
378 filter_v
= vec_perm(filter_v0R
, filter_v1R
, permF
);
380 val_v
= vec_msums(src_v
, filter_v
, val_v
);
383 val_s
= vec_sums(val_v
, vzero
);
385 vec_st(val_s
, 0, tempo
);
386 dst
[i
] = av_clip(tempo
[3]>>7, 0, (1<<15)-1);
393 static inline int yv12toyuy2_unscaled_altivec(SwsContext
*c
, uint8_t* src
[], int srcStride
[], int srcSliceY
,
394 int srcSliceH
, uint8_t* dstParam
[], int dstStride_a
[]) {
395 uint8_t *dst
=dstParam
[0] + dstStride_a
[0]*srcSliceY
;
396 // yv12toyuy2( src[0],src[1],src[2],dst,c->srcW,srcSliceH,srcStride[0],srcStride[1],dstStride[0] );
397 uint8_t *ysrc
= src
[0];
398 uint8_t *usrc
= src
[1];
399 uint8_t *vsrc
= src
[2];
400 const int width
= c
->srcW
;
401 const int height
= srcSliceH
;
402 const int lumStride
= srcStride
[0];
403 const int chromStride
= srcStride
[1];
404 const int dstStride
= dstStride_a
[0];
405 const vector
unsigned char yperm
= vec_lvsl(0, ysrc
);
406 const int vertLumPerChroma
= 2;
407 register unsigned int y
;
410 yv12toyuy2( ysrc
, usrc
, vsrc
, dst
,c
->srcW
,srcSliceH
, lumStride
, chromStride
, dstStride
);
416 1) dst is 16 bytes-aligned
417 2) dstStride is a multiple of 16
418 3) width is a multiple of 16
419 4) lum&chrom stride are multiple of 8
422 for(y
=0; y
<height
; y
++)
425 for (i
= 0; i
< width
- 31; i
+= 32) {
426 const unsigned int j
= i
>> 1;
427 vector
unsigned char v_yA
= vec_ld(i
, ysrc
);
428 vector
unsigned char v_yB
= vec_ld(i
+ 16, ysrc
);
429 vector
unsigned char v_yC
= vec_ld(i
+ 32, ysrc
);
430 vector
unsigned char v_y1
= vec_perm(v_yA
, v_yB
, yperm
);
431 vector
unsigned char v_y2
= vec_perm(v_yB
, v_yC
, yperm
);
432 vector
unsigned char v_uA
= vec_ld(j
, usrc
);
433 vector
unsigned char v_uB
= vec_ld(j
+ 16, usrc
);
434 vector
unsigned char v_u
= vec_perm(v_uA
, v_uB
, vec_lvsl(j
, usrc
));
435 vector
unsigned char v_vA
= vec_ld(j
, vsrc
);
436 vector
unsigned char v_vB
= vec_ld(j
+ 16, vsrc
);
437 vector
unsigned char v_v
= vec_perm(v_vA
, v_vB
, vec_lvsl(j
, vsrc
));
438 vector
unsigned char v_uv_a
= vec_mergeh(v_u
, v_v
);
439 vector
unsigned char v_uv_b
= vec_mergel(v_u
, v_v
);
440 vector
unsigned char v_yuy2_0
= vec_mergeh(v_y1
, v_uv_a
);
441 vector
unsigned char v_yuy2_1
= vec_mergel(v_y1
, v_uv_a
);
442 vector
unsigned char v_yuy2_2
= vec_mergeh(v_y2
, v_uv_b
);
443 vector
unsigned char v_yuy2_3
= vec_mergel(v_y2
, v_uv_b
);
444 vec_st(v_yuy2_0
, (i
<< 1), dst
);
445 vec_st(v_yuy2_1
, (i
<< 1) + 16, dst
);
446 vec_st(v_yuy2_2
, (i
<< 1) + 32, dst
);
447 vec_st(v_yuy2_3
, (i
<< 1) + 48, dst
);
450 const unsigned int j
= i
>> 1;
451 vector
unsigned char v_y1
= vec_ld(i
, ysrc
);
452 vector
unsigned char v_u
= vec_ld(j
, usrc
);
453 vector
unsigned char v_v
= vec_ld(j
, vsrc
);
454 vector
unsigned char v_uv_a
= vec_mergeh(v_u
, v_v
);
455 vector
unsigned char v_yuy2_0
= vec_mergeh(v_y1
, v_uv_a
);
456 vector
unsigned char v_yuy2_1
= vec_mergel(v_y1
, v_uv_a
);
457 vec_st(v_yuy2_0
, (i
<< 1), dst
);
458 vec_st(v_yuy2_1
, (i
<< 1) + 16, dst
);
460 if((y
&(vertLumPerChroma
-1))==(vertLumPerChroma
-1) )
472 static inline int yv12touyvy_unscaled_altivec(SwsContext
*c
, uint8_t* src
[], int srcStride
[], int srcSliceY
,
473 int srcSliceH
, uint8_t* dstParam
[], int dstStride_a
[]) {
474 uint8_t *dst
=dstParam
[0] + dstStride_a
[0]*srcSliceY
;
475 // yv12toyuy2( src[0],src[1],src[2],dst,c->srcW,srcSliceH,srcStride[0],srcStride[1],dstStride[0] );
476 uint8_t *ysrc
= src
[0];
477 uint8_t *usrc
= src
[1];
478 uint8_t *vsrc
= src
[2];
479 const int width
= c
->srcW
;
480 const int height
= srcSliceH
;
481 const int lumStride
= srcStride
[0];
482 const int chromStride
= srcStride
[1];
483 const int dstStride
= dstStride_a
[0];
484 const int vertLumPerChroma
= 2;
485 const vector
unsigned char yperm
= vec_lvsl(0, ysrc
);
486 register unsigned int y
;
489 yv12touyvy( ysrc
, usrc
, vsrc
, dst
,c
->srcW
,srcSliceH
, lumStride
, chromStride
, dstStride
);
495 1) dst is 16 bytes-aligned
496 2) dstStride is a multiple of 16
497 3) width is a multiple of 16
498 4) lum&chrom stride are multiple of 8
501 for(y
=0; y
<height
; y
++)
504 for (i
= 0; i
< width
- 31; i
+= 32) {
505 const unsigned int j
= i
>> 1;
506 vector
unsigned char v_yA
= vec_ld(i
, ysrc
);
507 vector
unsigned char v_yB
= vec_ld(i
+ 16, ysrc
);
508 vector
unsigned char v_yC
= vec_ld(i
+ 32, ysrc
);
509 vector
unsigned char v_y1
= vec_perm(v_yA
, v_yB
, yperm
);
510 vector
unsigned char v_y2
= vec_perm(v_yB
, v_yC
, yperm
);
511 vector
unsigned char v_uA
= vec_ld(j
, usrc
);
512 vector
unsigned char v_uB
= vec_ld(j
+ 16, usrc
);
513 vector
unsigned char v_u
= vec_perm(v_uA
, v_uB
, vec_lvsl(j
, usrc
));
514 vector
unsigned char v_vA
= vec_ld(j
, vsrc
);
515 vector
unsigned char v_vB
= vec_ld(j
+ 16, vsrc
);
516 vector
unsigned char v_v
= vec_perm(v_vA
, v_vB
, vec_lvsl(j
, vsrc
));
517 vector
unsigned char v_uv_a
= vec_mergeh(v_u
, v_v
);
518 vector
unsigned char v_uv_b
= vec_mergel(v_u
, v_v
);
519 vector
unsigned char v_uyvy_0
= vec_mergeh(v_uv_a
, v_y1
);
520 vector
unsigned char v_uyvy_1
= vec_mergel(v_uv_a
, v_y1
);
521 vector
unsigned char v_uyvy_2
= vec_mergeh(v_uv_b
, v_y2
);
522 vector
unsigned char v_uyvy_3
= vec_mergel(v_uv_b
, v_y2
);
523 vec_st(v_uyvy_0
, (i
<< 1), dst
);
524 vec_st(v_uyvy_1
, (i
<< 1) + 16, dst
);
525 vec_st(v_uyvy_2
, (i
<< 1) + 32, dst
);
526 vec_st(v_uyvy_3
, (i
<< 1) + 48, dst
);
529 const unsigned int j
= i
>> 1;
530 vector
unsigned char v_y1
= vec_ld(i
, ysrc
);
531 vector
unsigned char v_u
= vec_ld(j
, usrc
);
532 vector
unsigned char v_v
= vec_ld(j
, vsrc
);
533 vector
unsigned char v_uv_a
= vec_mergeh(v_u
, v_v
);
534 vector
unsigned char v_uyvy_0
= vec_mergeh(v_uv_a
, v_y1
);
535 vector
unsigned char v_uyvy_1
= vec_mergel(v_uv_a
, v_y1
);
536 vec_st(v_uyvy_0
, (i
<< 1), dst
);
537 vec_st(v_uyvy_1
, (i
<< 1) + 16, dst
);
539 if((y
&(vertLumPerChroma
-1))==(vertLumPerChroma
-1) )