39 for(i = 0; i < 8; i++) {
44 d1 = (a - d + 3 + rnd) >> 3;
45 d2 = (a - d + b - c + 4 - rnd) >> 3;
48 src[-
stride] = av_clip_uint8(b - d2);
49 src[0] = av_clip_uint8(c + d2);
64 for(i = 0; i < 8; i++) {
69 d1 = (a - d + 3 + rnd) >> 3;
70 d2 = (a - d + b - c + 4 - rnd) >> 3;
73 src[-1] = av_clip_uint8(b - d2);
74 src[0] = av_clip_uint8(c + d2);
86 int rnd1 = 4, rnd2 = 3;
87 for(i = 0; i < 8; i++) {
95 top[48] = ((a << 3) - d1 + rnd1) >> 3;
96 top[56] = ((b << 3) - d2 + rnd2) >> 3;
97 bottom[0] = ((c << 3) + d2 + rnd1) >> 3;
98 bottom[8] = ((d << 3) + d1 + rnd2) >> 3;
112 int rnd1 = 4, rnd2 = 3;
113 for(i = 0; i < 8; i++) {
121 left[6] = ((a << 3) - d1 + rnd1) >> 3;
122 left[7] = ((b << 3) - d2 + rnd2) >> 3;
123 right[0] = ((c << 3) + d2 + rnd1) >> 3;
124 right[1] = ((d << 3) + d1 + rnd2) >> 3;
142 int a0 = (2*(src[-2*
stride] - src[ 1*
stride]) - 5*(src[-1*stride] - src[ 0*stride]) + 4) >> 3;
143 int a0_sign = a0 >> 31;
144 a0 = (a0 ^ a0_sign) - a0_sign;
146 int a1 =
FFABS((2*(src[-4*stride] - src[-1*stride]) - 5*(src[-3*stride] - src[-2*stride]) + 4) >> 3);
147 int a2 =
FFABS((2*(src[ 0*stride] - src[ 3*stride]) - 5*(src[ 1*stride] - src[ 2*stride]) + 4) >> 3);
148 if(a1 < a0 || a2 < a0){
150 int clip_sign = clip >> 31;
151 clip = ((clip ^ clip_sign) - clip_sign)>>1;
154 int d = 5 * (a3 -
a0);
155 int d_sign = (d >> 31);
156 d = ((d ^ d_sign) - d_sign) >> 3;
159 if( d_sign ^ clip_sign )
163 d = (d ^ d_sign) - d_sign;
164 src[-1*
stride] = av_clip_uint8(src[-1*stride] - d);
165 src[ 0*
stride] = av_clip_uint8(src[ 0*stride] + d);
188 for(i = 0; i <
len; i += 4){
235 dc = (3 * dc + 1) >> 1;
236 dc = (3 * dc + 16) >> 5;
237 for(i = 0; i < 8; i++){
238 dest[0] = av_clip_uint8(dest[0] + dc);
239 dest[1] = av_clip_uint8(dest[1] + dc);
240 dest[2] = av_clip_uint8(dest[2] + dc);
241 dest[3] = av_clip_uint8(dest[3] + dc);
242 dest[4] = av_clip_uint8(dest[4] + dc);
243 dest[5] = av_clip_uint8(dest[5] + dc);
244 dest[6] = av_clip_uint8(dest[6] + dc);
245 dest[7] = av_clip_uint8(dest[7] + dc);
258 for(i = 0; i < 8; i++){
259 t1 = 12 * (src[ 0] + src[32]) + 4;
260 t2 = 12 * (src[ 0] - src[32]) + 4;
261 t3 = 16 * src[16] + 6 * src[48];
262 t4 = 6 * src[16] - 16 * src[48];
269 t1 = 16 * src[ 8] + 15 * src[24] + 9 * src[40] + 4 * src[56];
270 t2 = 15 * src[ 8] - 4 * src[24] - 16 * src[40] - 9 * src[56];
271 t3 = 9 * src[ 8] - 16 * src[24] + 4 * src[40] + 15 * src[56];
272 t4 = 4 * src[ 8] - 9 * src[24] + 15 * src[40] - 16 * src[56];
274 dst[0] = (t5 +
t1) >> 3;
275 dst[1] = (t6 +
t2) >> 3;
276 dst[2] = (t7 +
t3) >> 3;
277 dst[3] = (t8 +
t4) >> 3;
278 dst[4] = (t8 -
t4) >> 3;
279 dst[5] = (t7 -
t3) >> 3;
280 dst[6] = (t6 -
t2) >> 3;
281 dst[7] = (t5 -
t1) >> 3;
289 for(i = 0; i < 8; i++){
290 t1 = 12 * (src[ 0] + src[32]) + 64;
291 t2 = 12 * (src[ 0] - src[32]) + 64;
292 t3 = 16 * src[16] + 6 * src[48];
293 t4 = 6 * src[16] - 16 * src[48];
300 t1 = 16 * src[ 8] + 15 * src[24] + 9 * src[40] + 4 * src[56];
301 t2 = 15 * src[ 8] - 4 * src[24] - 16 * src[40] - 9 * src[56];
302 t3 = 9 * src[ 8] - 16 * src[24] + 4 * src[40] + 15 * src[56];
303 t4 = 4 * src[ 8] - 9 * src[24] + 15 * src[40] - 16 * src[56];
305 dst[ 0] = (t5 +
t1) >> 7;
306 dst[ 8] = (t6 +
t2) >> 7;
307 dst[16] = (t7 +
t3) >> 7;
308 dst[24] = (t8 +
t4) >> 7;
309 dst[32] = (t8 - t4 + 1) >> 7;
310 dst[40] = (t7 - t3 + 1) >> 7;
311 dst[48] = (t6 - t2 + 1) >> 7;
312 dst[56] = (t5 - t1 + 1) >> 7;
325 dc = ( 3 * dc + 1) >> 1;
326 dc = (17 * dc + 64) >> 7;
327 for(i = 0; i < 4; i++){
328 dest[0] = av_clip_uint8(dest[0] + dc);
329 dest[1] = av_clip_uint8(dest[1] + dc);
330 dest[2] = av_clip_uint8(dest[2] + dc);
331 dest[3] = av_clip_uint8(dest[3] + dc);
332 dest[4] = av_clip_uint8(dest[4] + dc);
333 dest[5] = av_clip_uint8(dest[5] + dc);
334 dest[6] = av_clip_uint8(dest[6] + dc);
335 dest[7] = av_clip_uint8(dest[7] + dc);
348 for(i = 0; i < 4; i++){
349 t1 = 12 * (src[0] + src[4]) + 4;
350 t2 = 12 * (src[0] - src[4]) + 4;
351 t3 = 16 * src[2] + 6 * src[6];
352 t4 = 6 * src[2] - 16 * src[6];
359 t1 = 16 * src[1] + 15 * src[3] + 9 * src[5] + 4 * src[7];
360 t2 = 15 * src[1] - 4 * src[3] - 16 * src[5] - 9 * src[7];
361 t3 = 9 * src[1] - 16 * src[3] + 4 * src[5] + 15 * src[7];
362 t4 = 4 * src[1] - 9 * src[3] + 15 * src[5] - 16 * src[7];
364 dst[0] = (t5 +
t1) >> 3;
365 dst[1] = (t6 +
t2) >> 3;
366 dst[2] = (t7 +
t3) >> 3;
367 dst[3] = (t8 +
t4) >> 3;
368 dst[4] = (t8 -
t4) >> 3;
369 dst[5] = (t7 -
t3) >> 3;
370 dst[6] = (t6 -
t2) >> 3;
371 dst[7] = (t5 -
t1) >> 3;
378 for(i = 0; i < 8; i++){
379 t1 = 17 * (src[ 0] + src[16]) + 64;
380 t2 = 17 * (src[ 0] - src[16]) + 64;
381 t3 = 22 * src[ 8] + 10 * src[24];
382 t4 = 22 * src[24] - 10 * src[ 8];
384 dest[0*linesize] = av_clip_uint8(dest[0*linesize] + ((t1 + t3) >> 7));
385 dest[1*linesize] = av_clip_uint8(dest[1*linesize] + ((t2 - t4) >> 7));
386 dest[2*linesize] = av_clip_uint8(dest[2*linesize] + ((t2 + t4) >> 7));
387 dest[3*linesize] = av_clip_uint8(dest[3*linesize] + ((t1 - t3) >> 7));
400 dc = (17 * dc + 4) >> 3;
401 dc = (12 * dc + 64) >> 7;
402 for(i = 0; i < 8; i++){
403 dest[0] = av_clip_uint8(dest[0] + dc);
404 dest[1] = av_clip_uint8(dest[1] + dc);
405 dest[2] = av_clip_uint8(dest[2] + dc);
406 dest[3] = av_clip_uint8(dest[3] + dc);
419 for(i = 0; i < 8; i++){
420 t1 = 17 * (src[0] + src[2]) + 4;
421 t2 = 17 * (src[0] - src[2]) + 4;
422 t3 = 22 * src[1] + 10 * src[3];
423 t4 = 22 * src[3] - 10 * src[1];
425 dst[0] = (t1 +
t3) >> 3;
426 dst[1] = (t2 -
t4) >> 3;
427 dst[2] = (t2 +
t4) >> 3;
428 dst[3] = (t1 -
t3) >> 3;
435 for(i = 0; i < 4; i++){
436 t1 = 12 * (src[ 0] + src[32]) + 64;
437 t2 = 12 * (src[ 0] - src[32]) + 64;
438 t3 = 16 * src[16] + 6 * src[48];
439 t4 = 6 * src[16] - 16 * src[48];
446 t1 = 16 * src[ 8] + 15 * src[24] + 9 * src[40] + 4 * src[56];
447 t2 = 15 * src[ 8] - 4 * src[24] - 16 * src[40] - 9 * src[56];
448 t3 = 9 * src[ 8] - 16 * src[24] + 4 * src[40] + 15 * src[56];
449 t4 = 4 * src[ 8] - 9 * src[24] + 15 * src[40] - 16 * src[56];
451 dest[0*linesize] = av_clip_uint8(dest[0*linesize] + ((t5 + t1) >> 7));
452 dest[1*linesize] = av_clip_uint8(dest[1*linesize] + ((t6 + t2) >> 7));
453 dest[2*linesize] = av_clip_uint8(dest[2*linesize] + ((t7 + t3) >> 7));
454 dest[3*linesize] = av_clip_uint8(dest[3*linesize] + ((t8 + t4) >> 7));
455 dest[4*linesize] = av_clip_uint8(dest[4*linesize] + ((t8 - t4 + 1) >> 7));
456 dest[5*linesize] = av_clip_uint8(dest[5*linesize] + ((t7 - t3 + 1) >> 7));
457 dest[6*linesize] = av_clip_uint8(dest[6*linesize] + ((t6 - t2 + 1) >> 7));
458 dest[7*linesize] = av_clip_uint8(dest[7*linesize] + ((t5 - t1 + 1) >> 7));
471 dc = (17 * dc + 4) >> 3;
472 dc = (17 * dc + 64) >> 7;
473 for(i = 0; i < 4; i++){
474 dest[0] = av_clip_uint8(dest[0] + dc);
475 dest[1] = av_clip_uint8(dest[1] + dc);
476 dest[2] = av_clip_uint8(dest[2] + dc);
477 dest[3] = av_clip_uint8(dest[3] + dc);
490 for(i = 0; i < 4; i++){
491 t1 = 17 * (src[0] + src[2]) + 4;
492 t2 = 17 * (src[0] - src[2]) + 4;
493 t3 = 22 * src[1] + 10 * src[3];
494 t4 = 22 * src[3] - 10 * src[1];
496 dst[0] = (t1 +
t3) >> 3;
497 dst[1] = (t2 -
t4) >> 3;
498 dst[2] = (t2 +
t4) >> 3;
499 dst[3] = (t1 -
t3) >> 3;
506 for(i = 0; i < 4; i++){
507 t1 = 17 * (src[ 0] + src[16]) + 64;
508 t2 = 17 * (src[ 0] - src[16]) + 64;
509 t3 = 22 * src[ 8] + 10 * src[24];
510 t4 = 22 * src[24] - 10 * src[ 8];
512 dest[0*linesize] = av_clip_uint8(dest[0*linesize] + ((t1 + t3) >> 7));
513 dest[1*linesize] = av_clip_uint8(dest[1*linesize] + ((t2 - t4) >> 7));
514 dest[2*linesize] = av_clip_uint8(dest[2*linesize] + ((t2 + t4) >> 7));
515 dest[3*linesize] = av_clip_uint8(dest[3*linesize] + ((t1 - t3) >> 7));
524 #define VC1_MSPEL_FILTER_16B(DIR, TYPE) \
525 static av_always_inline int vc1_mspel_ ## DIR ## _filter_16bits(const TYPE *src, int stride, int mode) \
531 return -4*src[-stride] + 53*src[0] + 18*src[stride] - 3*src[stride*2]; \
533 return -src[-stride] + 9*src[0] + 9*src[stride] - src[stride*2]; \
535 return -3*src[-stride] + 18*src[0] + 53*src[stride] - 4*src[stride*2]; \
552 return (-4*src[-stride] + 53*src[0] + 18*src[stride] - 3*src[stride*2] + 32 - r) >> 6;
554 return (-src[-stride] + 9*src[0] + 9*src[stride] - src[stride*2] + 8 - r) >> 4;
556 return (-3*src[-stride] + 18*src[0] + 53*src[stride] - 4*src[stride*2] + 32 - r) >> 6;
563 #define VC1_MSPEL_MC(OP, OPNAME)\
564 static void OPNAME ## vc1_mspel_mc(uint8_t *dst, const uint8_t *src, int stride, int hmode, int vmode, int rnd)\
572 static const int shift_value[] = { 0, 5, 1, 5 };\
573 int shift = (shift_value[hmode]+shift_value[vmode])>>1;\
574 int16_t tmp[11*8], *tptr = tmp;\
576 r = (1<<(shift-1)) + rnd-1;\
579 for(j = 0; j < 8; j++) {\
580 for(i = 0; i < 11; i++)\
581 tptr[i] = (vc1_mspel_ver_filter_16bits(src + i, stride, vmode)+r)>>shift;\
588 for(j = 0; j < 8; j++) {\
589 for(i = 0; i < 8; i++)\
590 OP(dst[i], (vc1_mspel_hor_filter_16bits(tptr + i, 1, hmode)+r)>>7);\
600 for(j = 0; j < 8; j++) {\
601 for(i = 0; i < 8; i++)\
602 OP(dst[i], vc1_mspel_filter(src + i, stride, vmode, r));\
611 for(j = 0; j < 8; j++) {\
612 for(i = 0; i < 8; i++)\
613 OP(dst[i], vc1_mspel_filter(src + i, 1, hmode, rnd));\
619 #define op_put(a, b) a = av_clip_uint8(b)
620 #define op_avg(a, b) a = (a + av_clip_uint8(b) + 1) >> 1
627 #define PUT_VC1_MSPEL(a, b)\
628 static void put_vc1_mspel_mc ## a ## b ##_c(uint8_t *dst, const uint8_t *src, int stride, int rnd) { \
629 put_vc1_mspel_mc(dst, src, stride, a, b, rnd); \
631 static void avg_vc1_mspel_mc ## a ## b ##_c(uint8_t *dst, const uint8_t *src, int stride, int rnd) { \
632 avg_vc1_mspel_mc(dst, src, stride, a, b, rnd); \
655 const int A=(8-x)*(8-y);
656 const int B=( x)*(8-y);
657 const int C=(8-x)*( y);
658 const int D=( x)*( y);
661 assert(x<8 && y<8 && x>=0 && y>=0);
665 dst[0] = (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1] + 32 - 4) >> 6;
666 dst[1] = (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2] + 32 - 4) >> 6;
667 dst[2] = (A*src[2] + B*src[3] + C*src[stride+2] + D*src[stride+3] + 32 - 4) >> 6;
668 dst[3] = (A*src[3] + B*src[4] + C*src[stride+3] + D*src[stride+4] + 32 - 4) >> 6;
669 dst[4] = (A*src[4] + B*src[5] + C*src[stride+4] + D*src[stride+5] + 32 - 4) >> 6;
670 dst[5] = (A*src[5] + B*src[6] + C*src[stride+5] + D*src[stride+6] + 32 - 4) >> 6;
671 dst[6] = (A*src[6] + B*src[7] + C*src[stride+6] + D*src[stride+7] + 32 - 4) >> 6;
672 dst[7] = (A*src[7] + B*src[8] + C*src[stride+7] + D*src[stride+8] + 32 - 4) >> 6;
679 const int A=(8-x)*(8-y);
680 const int B=( x)*(8-y);
681 const int C=(8-x)*( y);
682 const int D=( x)*( y);
685 assert(x<8 && y<8 && x>=0 && y>=0);
689 dst[0] = (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1] + 32 - 4) >> 6;
690 dst[1] = (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2] + 32 - 4) >> 6;
691 dst[2] = (A*src[2] + B*src[3] + C*src[stride+2] + D*src[stride+3] + 32 - 4) >> 6;
692 dst[3] = (A*src[3] + B*src[4] + C*src[stride+3] + D*src[stride+4] + 32 - 4) >> 6;
698 #define avg2(a,b) ((a+b+1)>>1)
700 const int A=(8-x)*(8-y);
701 const int B=( x)*(8-y);
702 const int C=(8-x)*( y);
703 const int D=( x)*( y);
706 assert(x<8 && y<8 && x>=0 && y>=0);
710 dst[0] =
avg2(dst[0], ((A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1] + 32 - 4) >> 6));
711 dst[1] =
avg2(dst[1], ((A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2] + 32 - 4) >> 6));
712 dst[2] =
avg2(dst[2], ((A*src[2] + B*src[3] + C*src[stride+2] + D*src[stride+3] + 32 - 4) >> 6));
713 dst[3] =
avg2(dst[3], ((A*src[3] + B*src[4] + C*src[stride+3] + D*src[stride+4] + 32 - 4) >> 6));
714 dst[4] =
avg2(dst[4], ((A*src[4] + B*src[5] + C*src[stride+4] + D*src[stride+5] + 32 - 4) >> 6));
715 dst[5] =
avg2(dst[5], ((A*src[5] + B*src[6] + C*src[stride+5] + D*src[stride+6] + 32 - 4) >> 6));
716 dst[6] =
avg2(dst[6], ((A*src[6] + B*src[7] + C*src[stride+6] + D*src[stride+7] + 32 - 4) >> 6));
717 dst[7] =
avg2(dst[7], ((A*src[7] + B*src[8] + C*src[stride+7] + D*src[stride+8] + 32 - 4) >> 6));
723 #if CONFIG_WMV3IMAGE_DECODER || CONFIG_VC1IMAGE_DECODER
725 static void sprite_h_c(uint8_t *dst,
const uint8_t *src,
int offset,
int advance,
int count)
728 int a = src[(offset >> 16) ];
729 int b = src[(offset >> 16) + 1];
730 *dst++ = a + ((b - a) * (offset&0xFFFF) >> 16);
735 static av_always_inline void sprite_v_template(uint8_t *dst,
const uint8_t *src1a,
const uint8_t *src1b,
int offset1,
736 int two_sprites,
const uint8_t *src2a,
const uint8_t *src2b,
int offset2,
737 int alpha,
int scaled,
int width)
744 a1 = a1 + ((b1 -
a1) * offset1 >> 16);
750 a2 = a2 + ((b2 -
a2) * offset2 >> 16);
752 a1 = a1 + ((a2 -
a1) * alpha >> 16);
758 static void sprite_v_single_c(uint8_t *dst,
const uint8_t *src1a,
const uint8_t *src1b,
int offset,
int width)
760 sprite_v_template(dst, src1a, src1b, offset, 0,
NULL,
NULL, 0, 0, 1, width);
763 static void sprite_v_double_noscale_c(uint8_t *dst,
const uint8_t *src1a,
const uint8_t *src2a,
int alpha,
int width)
765 sprite_v_template(dst, src1a,
NULL, 0, 1, src2a,
NULL, 0, alpha, 0, width);
768 static void sprite_v_double_onescale_c(uint8_t *dst,
const uint8_t *src1a,
const uint8_t *src1b,
int offset1,
769 const uint8_t *src2a,
int alpha,
int width)
771 sprite_v_template(dst, src1a, src1b, offset1, 1, src2a,
NULL, 0, alpha, 1, width);
774 static void sprite_v_double_twoscale_c(uint8_t *dst,
const uint8_t *src1a,
const uint8_t *src1b,
int offset1,
775 const uint8_t *src2a,
const uint8_t *src2b,
int offset2,
776 int alpha,
int width)
778 sprite_v_template(dst, src1a, src1b, offset1, 1, src2a, src2b, offset2, alpha, 2, width);
841 #if CONFIG_WMV3IMAGE_DECODER || CONFIG_VC1IMAGE_DECODER