43 for (i = 0; i < 8; i++) {
48 d1 = (a - d + 3 +
rnd) >> 3;
49 d2 = (a - d + b - c + 4 -
rnd) >> 3;
52 src[-
stride] = av_clip_uint8(b - d2);
53 src[0] = av_clip_uint8(c + d2);
67 for (i = 0; i < 8; i++) {
72 d1 = (a - d + 3 +
rnd) >> 3;
73 d2 = (a - d + b - c + 4 -
rnd) >> 3;
76 src[-1] = av_clip_uint8(b - d2);
77 src[0] = av_clip_uint8(c + d2);
89 int rnd1 = 4, rnd2 = 3;
90 for (i = 0; i < 8; i++) {
98 top[48] = ((a << 3) - d1 + rnd1) >> 3;
99 top[56] = ((b << 3) - d2 + rnd2) >> 3;
100 bottom[0] = ((c << 3) + d2 + rnd1) >> 3;
101 bottom[8] = ((d << 3) + d1 + rnd2) >> 3;
115 int rnd1 = 4, rnd2 = 3;
116 for (i = 0; i < 8; i++) {
124 left[6] = ((a << 3) - d1 + rnd1) >> 3;
125 left[7] = ((b << 3) - d2 + rnd2) >> 3;
126 right[0] = ((c << 3) + d2 + rnd1) >> 3;
127 right[1] = ((d << 3) + d1 + rnd2) >> 3;
147 5 * (src[-1 * stride] - src[0 * stride]) + 4) >> 3;
148 int a0_sign = a0 >> 31;
150 a0 = (a0 ^ a0_sign) - a0_sign;
152 int a1 =
FFABS((2 * (src[-4 * stride] - src[-1 * stride]) -
153 5 * (src[-3 * stride] - src[-2 * stride]) + 4) >> 3);
154 int a2 =
FFABS((2 * (src[ 0 * stride] - src[ 3 * stride]) -
155 5 * (src[ 1 * stride] - src[ 2 * stride]) + 4) >> 3);
156 if (a1 < a0 || a2 < a0) {
158 int clip_sign = clip >> 31;
160 clip = ((clip ^ clip_sign) - clip_sign) >> 1;
163 int d = 5 * (a3 -
a0);
164 int d_sign = (d >> 31);
166 d = ((d ^ d_sign) - d_sign) >> 3;
169 if (d_sign ^ clip_sign)
173 d = (d ^ d_sign) - d_sign;
174 src[-1 *
stride] = av_clip_uint8(src[-1 * stride] - d);
175 src[ 0 *
stride] = av_clip_uint8(src[ 0 * stride] + d);
199 for (i = 0; i <
len; i += 4) {
246 dc = (3 * dc + 1) >> 1;
247 dc = (3 * dc + 16) >> 5;
249 for (i = 0; i < 8; i++) {
250 dest[0] = av_clip_uint8(dest[0] + dc);
251 dest[1] = av_clip_uint8(dest[1] + dc);
252 dest[2] = av_clip_uint8(dest[2] + dc);
253 dest[3] = av_clip_uint8(dest[3] + dc);
254 dest[4] = av_clip_uint8(dest[4] + dc);
255 dest[5] = av_clip_uint8(dest[5] + dc);
256 dest[6] = av_clip_uint8(dest[6] + dc);
257 dest[7] = av_clip_uint8(dest[7] + dc);
270 for (i = 0; i < 8; i++) {
271 t1 = 12 * (src[ 0] + src[32]) + 4;
272 t2 = 12 * (src[ 0] - src[32]) + 4;
273 t3 = 16 * src[16] + 6 * src[48];
274 t4 = 6 * src[16] - 16 * src[48];
281 t1 = 16 * src[ 8] + 15 * src[24] + 9 * src[40] + 4 * src[56];
282 t2 = 15 * src[ 8] - 4 * src[24] - 16 * src[40] - 9 * src[56];
283 t3 = 9 * src[ 8] - 16 * src[24] + 4 * src[40] + 15 * src[56];
284 t4 = 4 * src[ 8] - 9 * src[24] + 15 * src[40] - 16 * src[56];
286 dst[0] = (t5 +
t1) >> 3;
287 dst[1] = (t6 +
t2) >> 3;
288 dst[2] = (t7 +
t3) >> 3;
289 dst[3] = (t8 +
t4) >> 3;
290 dst[4] = (t8 -
t4) >> 3;
291 dst[5] = (t7 -
t3) >> 3;
292 dst[6] = (t6 -
t2) >> 3;
293 dst[7] = (t5 -
t1) >> 3;
301 for (i = 0; i < 8; i++) {
302 t1 = 12 * (src[ 0] + src[32]) + 64;
303 t2 = 12 * (src[ 0] - src[32]) + 64;
304 t3 = 16 * src[16] + 6 * src[48];
305 t4 = 6 * src[16] - 16 * src[48];
312 t1 = 16 * src[ 8] + 15 * src[24] + 9 * src[40] + 4 * src[56];
313 t2 = 15 * src[ 8] - 4 * src[24] - 16 * src[40] - 9 * src[56];
314 t3 = 9 * src[ 8] - 16 * src[24] + 4 * src[40] + 15 * src[56];
315 t4 = 4 * src[ 8] - 9 * src[24] + 15 * src[40] - 16 * src[56];
317 dst[ 0] = (t5 +
t1) >> 7;
318 dst[ 8] = (t6 +
t2) >> 7;
319 dst[16] = (t7 +
t3) >> 7;
320 dst[24] = (t8 +
t4) >> 7;
321 dst[32] = (t8 - t4 + 1) >> 7;
322 dst[40] = (t7 - t3 + 1) >> 7;
323 dst[48] = (t6 - t2 + 1) >> 7;
324 dst[56] = (t5 - t1 + 1) >> 7;
337 dc = (3 * dc + 1) >> 1;
338 dc = (17 * dc + 64) >> 7;
340 for (i = 0; i < 4; i++) {
341 dest[0] = av_clip_uint8(dest[0] + dc);
342 dest[1] = av_clip_uint8(dest[1] + dc);
343 dest[2] = av_clip_uint8(dest[2] + dc);
344 dest[3] = av_clip_uint8(dest[3] + dc);
345 dest[4] = av_clip_uint8(dest[4] + dc);
346 dest[5] = av_clip_uint8(dest[5] + dc);
347 dest[6] = av_clip_uint8(dest[6] + dc);
348 dest[7] = av_clip_uint8(dest[7] + dc);
362 for (i = 0; i < 4; i++) {
363 t1 = 12 * (src[0] + src[4]) + 4;
364 t2 = 12 * (src[0] - src[4]) + 4;
365 t3 = 16 * src[2] + 6 * src[6];
366 t4 = 6 * src[2] - 16 * src[6];
373 t1 = 16 * src[1] + 15 * src[3] + 9 * src[5] + 4 * src[7];
374 t2 = 15 * src[1] - 4 * src[3] - 16 * src[5] - 9 * src[7];
375 t3 = 9 * src[1] - 16 * src[3] + 4 * src[5] + 15 * src[7];
376 t4 = 4 * src[1] - 9 * src[3] + 15 * src[5] - 16 * src[7];
378 dst[0] = (t5 +
t1) >> 3;
379 dst[1] = (t6 +
t2) >> 3;
380 dst[2] = (t7 +
t3) >> 3;
381 dst[3] = (t8 +
t4) >> 3;
382 dst[4] = (t8 -
t4) >> 3;
383 dst[5] = (t7 -
t3) >> 3;
384 dst[6] = (t6 -
t2) >> 3;
385 dst[7] = (t5 -
t1) >> 3;
392 for (i = 0; i < 8; i++) {
393 t1 = 17 * (src[ 0] + src[16]) + 64;
394 t2 = 17 * (src[ 0] - src[16]) + 64;
395 t3 = 22 * src[ 8] + 10 * src[24];
396 t4 = 22 * src[24] - 10 * src[ 8];
398 dest[0 *
stride] = av_clip_uint8(dest[0 * stride] + ((t1 + t3) >> 7));
399 dest[1 *
stride] = av_clip_uint8(dest[1 * stride] + ((t2 - t4) >> 7));
400 dest[2 *
stride] = av_clip_uint8(dest[2 * stride] + ((t2 + t4) >> 7));
401 dest[3 *
stride] = av_clip_uint8(dest[3 * stride] + ((t1 - t3) >> 7));
414 dc = (17 * dc + 4) >> 3;
415 dc = (12 * dc + 64) >> 7;
417 for (i = 0; i < 8; i++) {
418 dest[0] = av_clip_uint8(dest[0] + dc);
419 dest[1] = av_clip_uint8(dest[1] + dc);
420 dest[2] = av_clip_uint8(dest[2] + dc);
421 dest[3] = av_clip_uint8(dest[3] + dc);
435 for (i = 0; i < 8; i++) {
436 t1 = 17 * (src[0] + src[2]) + 4;
437 t2 = 17 * (src[0] - src[2]) + 4;
438 t3 = 22 * src[1] + 10 * src[3];
439 t4 = 22 * src[3] - 10 * src[1];
441 dst[0] = (t1 +
t3) >> 3;
442 dst[1] = (t2 -
t4) >> 3;
443 dst[2] = (t2 +
t4) >> 3;
444 dst[3] = (t1 -
t3) >> 3;
451 for (i = 0; i < 4; i++) {
452 t1 = 12 * (src[ 0] + src[32]) + 64;
453 t2 = 12 * (src[ 0] - src[32]) + 64;
454 t3 = 16 * src[16] + 6 * src[48];
455 t4 = 6 * src[16] - 16 * src[48];
462 t1 = 16 * src[ 8] + 15 * src[24] + 9 * src[40] + 4 * src[56];
463 t2 = 15 * src[ 8] - 4 * src[24] - 16 * src[40] - 9 * src[56];
464 t3 = 9 * src[ 8] - 16 * src[24] + 4 * src[40] + 15 * src[56];
465 t4 = 4 * src[ 8] - 9 * src[24] + 15 * src[40] - 16 * src[56];
467 dest[0 *
stride] = av_clip_uint8(dest[0 * stride] + ((t5 + t1) >> 7));
468 dest[1 *
stride] = av_clip_uint8(dest[1 * stride] + ((t6 + t2) >> 7));
469 dest[2 *
stride] = av_clip_uint8(dest[2 * stride] + ((t7 + t3) >> 7));
470 dest[3 *
stride] = av_clip_uint8(dest[3 * stride] + ((t8 + t4) >> 7));
471 dest[4 *
stride] = av_clip_uint8(dest[4 * stride] + ((t8 - t4 + 1) >> 7));
472 dest[5 *
stride] = av_clip_uint8(dest[5 * stride] + ((t7 - t3 + 1) >> 7));
473 dest[6 *
stride] = av_clip_uint8(dest[6 * stride] + ((t6 - t2 + 1) >> 7));
474 dest[7 *
stride] = av_clip_uint8(dest[7 * stride] + ((t5 - t1 + 1) >> 7));
487 dc = (17 * dc + 4) >> 3;
488 dc = (17 * dc + 64) >> 7;
490 for (i = 0; i < 4; i++) {
491 dest[0] = av_clip_uint8(dest[0] + dc);
492 dest[1] = av_clip_uint8(dest[1] + dc);
493 dest[2] = av_clip_uint8(dest[2] + dc);
494 dest[3] = av_clip_uint8(dest[3] + dc);
507 for (i = 0; i < 4; i++) {
508 t1 = 17 * (src[0] + src[2]) + 4;
509 t2 = 17 * (src[0] - src[2]) + 4;
510 t3 = 22 * src[1] + 10 * src[3];
511 t4 = 22 * src[3] - 10 * src[1];
513 dst[0] = (t1 +
t3) >> 3;
514 dst[1] = (t2 -
t4) >> 3;
515 dst[2] = (t2 +
t4) >> 3;
516 dst[3] = (t1 -
t3) >> 3;
523 for (i = 0; i < 4; i++) {
524 t1 = 17 * (src[0] + src[16]) + 64;
525 t2 = 17 * (src[0] - src[16]) + 64;
526 t3 = 22 * src[8] + 10 * src[24];
527 t4 = 22 * src[24] - 10 * src[8];
529 dest[0 *
stride] = av_clip_uint8(dest[0 * stride] + ((t1 + t3) >> 7));
530 dest[1 *
stride] = av_clip_uint8(dest[1 * stride] + ((t2 - t4) >> 7));
531 dest[2 *
stride] = av_clip_uint8(dest[2 * stride] + ((t2 + t4) >> 7));
532 dest[3 *
stride] = av_clip_uint8(dest[3 * stride] + ((t1 - t3) >> 7));
542 #define VC1_MSPEL_FILTER_16B(DIR, TYPE) \
543 static av_always_inline int vc1_mspel_ ## DIR ## _filter_16bits(const TYPE *src, \
551 return -4 * src[-stride] + 53 * src[0] + \
552 18 * src[stride] - 3 * src[stride * 2]; \
554 return -1 * src[-stride] + 9 * src[0] + \
555 9 * src[stride] - 1 * src[stride * 2]; \
557 return -3 * src[-stride] + 18 * src[0] + \
558 53 * src[stride] - 4 * src[stride * 2]; \
574 return (-4 * src[-stride] + 53 * src[0] +
575 18 * src[stride] - 3 * src[stride * 2] + 32 - r) >> 6;
577 return (-1 * src[-stride] + 9 * src[0] +
578 9 * src[stride] - 1 * src[stride * 2] + 8 - r) >> 4;
580 return (-3 * src[-stride] + 18 * src[0] +
581 53 * src[stride] - 4 * src[stride * 2] + 32 - r) >> 6;
587 #define VC1_MSPEL_MC(OP, OP4, OPNAME) \
588 static av_always_inline void OPNAME ## vc1_mspel_mc(uint8_t *dst, \
589 const uint8_t *src, \
601 static const int shift_value[] = { 0, 5, 1, 5 }; \
602 int shift = (shift_value[hmode] + shift_value[vmode]) >> 1; \
603 int16_t tmp[11 * 8], *tptr = tmp; \
605 r = (1 << (shift - 1)) + rnd - 1; \
608 for (j = 0; j < 8; j++) { \
609 for (i = 0; i < 11; i++) \
610 tptr[i] = (vc1_mspel_ver_filter_16bits(src + i, stride, vmode) + r) >> shift; \
617 for (j = 0; j < 8; j++) { \
618 for (i = 0; i < 8; i++) \
619 OP(dst[i], (vc1_mspel_hor_filter_16bits(tptr + i, 1, hmode) + r) >> 7); \
628 for (j = 0; j < 8; j++) { \
629 for (i = 0; i < 8; i++) \
630 OP(dst[i], vc1_mspel_filter(src + i, stride, vmode, r)); \
639 for (j = 0; j < 8; j++) { \
640 for (i = 0; i < 8; i++) \
641 OP(dst[i], vc1_mspel_filter(src + i, 1, hmode, rnd)); \
646 static av_always_inline void OPNAME ## vc1_mspel_mc_16(uint8_t *dst, \
647 const uint8_t *src, \
659 static const int shift_value[] = { 0, 5, 1, 5 }; \
660 int shift = (shift_value[hmode] + shift_value[vmode]) >> 1; \
661 int16_t tmp[19 * 16], *tptr = tmp; \
663 r = (1 << (shift - 1)) + rnd - 1; \
666 for (j = 0; j < 16; j++) { \
667 for (i = 0; i < 19; i++) \
668 tptr[i] = (vc1_mspel_ver_filter_16bits(src + i, stride, vmode) + r) >> shift; \
675 for (j = 0; j < 16; j++) { \
676 for (i = 0; i < 16; i++) \
677 OP(dst[i], (vc1_mspel_hor_filter_16bits(tptr + i, 1, hmode) + r) >> 7); \
686 for (j = 0; j < 16; j++) { \
687 for (i = 0; i < 16; i++) \
688 OP(dst[i], vc1_mspel_filter(src + i, stride, vmode, r)); \
697 for (j = 0; j < 16; j++) { \
698 for (i = 0; i < 16; i++) \
699 OP(dst[i], vc1_mspel_filter(src + i, 1, hmode, rnd)); \
704 static void OPNAME ## pixels8x8_c(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int rnd){\
707 OP4(*(uint32_t*)(block ), AV_RN32(pixels ));\
708 OP4(*(uint32_t*)(block+4), AV_RN32(pixels+4));\
713 static void OPNAME ## pixels16x16_c(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int rnd){\
715 for(i=0; i<16; i++){\
716 OP4(*(uint32_t*)(block ), AV_RN32(pixels ));\
717 OP4(*(uint32_t*)(block+ 4), AV_RN32(pixels+ 4));\
718 OP4(*(uint32_t*)(block+ 8), AV_RN32(pixels+ 8));\
719 OP4(*(uint32_t*)(block+12), AV_RN32(pixels+12));\
725 #define op_put(a, b) (a) = av_clip_uint8(b)
726 #define op_avg(a, b) (a) = ((a) + av_clip_uint8(b) + 1) >> 1
727 #define op4_avg(a, b) (a) = rnd_avg32(a, b)
728 #define op4_put(a, b) (a) = (b)
735 #define PUT_VC1_MSPEL(a, b) \
736 static void put_vc1_mspel_mc ## a ## b ## _c(uint8_t *dst, \
737 const uint8_t *src, \
738 ptrdiff_t stride, int rnd) \
740 put_vc1_mspel_mc(dst, src, stride, a, b, rnd); \
742 static void avg_vc1_mspel_mc ## a ## b ## _c(uint8_t *dst, \
743 const uint8_t *src, \
744 ptrdiff_t stride, int rnd) \
746 avg_vc1_mspel_mc(dst, src, stride, a, b, rnd); \
748 static void put_vc1_mspel_mc ## a ## b ## _16_c(uint8_t *dst, \
749 const uint8_t *src, \
750 ptrdiff_t stride, int rnd) \
752 put_vc1_mspel_mc_16(dst, src, stride, a, b, rnd); \
754 static void avg_vc1_mspel_mc ## a ## b ## _16_c(uint8_t *dst, \
755 const uint8_t *src, \
756 ptrdiff_t stride, int rnd) \
758 avg_vc1_mspel_mc_16(dst, src, stride, a, b, rnd); \
780 #define chroma_mc(a) \
781 ((A * src[a] + B * src[a + 1] + \
782 C * src[stride + a] + D * src[stride + a + 1] + 32 - 4) >> 6)
785 ptrdiff_t
stride,
int h,
int x,
int y)
787 const int A = (8 - x) * (8 - y);
788 const int B = (x) * (8 - y);
789 const int C = (8 - x) * (y);
790 const int D = (x) * (y);
793 av_assert2(x < 8 && y < 8 && x >= 0 && y >= 0);
795 for (i = 0; i <
h; i++) {
810 ptrdiff_t
stride,
int h,
int x,
int y)
812 const int A = (8 - x) * (8 - y);
813 const int B = (x) * (8 - y);
814 const int C = (8 - x) * (y);
815 const int D = (x) * (y);
818 av_assert2(x < 8 && y < 8 && x >= 0 && y >= 0);
820 for (i = 0; i <
h; i++) {
830 #define avg2(a, b) (((a) + (b) + 1) >> 1)
833 ptrdiff_t
stride,
int h,
int x,
int y)
835 const int A = (8 - x) * (8 - y);
836 const int B = (x) * (8 - y);
837 const int C = (8 - x) * (y);
838 const int D = (x) * (y);
841 av_assert2(x < 8 && y < 8 && x >= 0 && y >= 0);
843 for (i = 0; i <
h; i++) {
859 ptrdiff_t
stride,
int h,
int x,
int y)
861 const int A = (8 - x) * (8 - y);
862 const int B = ( x) * (8 - y);
863 const int C = (8 - x) * ( y);
864 const int D = ( x) * ( y);
867 av_assert2(x < 8 && y < 8 && x >= 0 && y >= 0);
869 for (i = 0; i <
h; i++) {
879 #if CONFIG_WMV3IMAGE_DECODER || CONFIG_VC1IMAGE_DECODER
882 int advance,
int count)
885 int a = src[(offset >> 16)];
886 int b = src[(offset >> 16) + 1];
887 *dst++ = a + ((b -
a) * (offset & 0xFFFF) >> 16);
900 int alpha,
int scaled,
908 a1 = a1 + ((b1 -
a1) * offset1 >> 16);
914 a2 = a2 + ((b2 -
a2) * offset2 >> 16);
916 a1 = a1 + ((a2 -
a1) * alpha >> 16);
924 int offset,
int width)
926 sprite_v_template(dst, src1a, src1b, offset, 0,
NULL,
NULL, 0, 0, 1, width);
929 static void sprite_v_double_noscale_c(
uint8_t *dst,
const uint8_t *src1a,
931 int alpha,
int width)
933 sprite_v_template(dst, src1a,
NULL, 0, 1, src2a,
NULL, 0, alpha, 0, width);
936 static void sprite_v_double_onescale_c(
uint8_t *dst,
941 int alpha,
int width)
943 sprite_v_template(dst, src1a, src1b, offset1, 1, src2a,
NULL, 0, alpha, 1,
947 static void sprite_v_double_twoscale_c(
uint8_t *dst,
957 sprite_v_template(dst, src1a, src1b, offset1, 1, src2a, src2b, offset2,
962 #define FN_ASSIGN(X, Y) \
963 dsp->put_vc1_mspel_pixels_tab[1][X+4*Y] = put_vc1_mspel_mc##X##Y##_c; \
964 dsp->put_vc1_mspel_pixels_tab[0][X+4*Y] = put_vc1_mspel_mc##X##Y##_16_c; \
965 dsp->avg_vc1_mspel_pixels_tab[1][X+4*Y] = avg_vc1_mspel_mc##X##Y##_c; \
966 dsp->avg_vc1_mspel_pixels_tab[0][X+4*Y] = avg_vc1_mspel_mc##X##Y##_16_c
1019 #if CONFIG_WMV3IMAGE_DECODER || CONFIG_VC1IMAGE_DECODER
void(* vc1_h_overlap)(uint8_t *src, int stride)
static void vc1_inv_trans_4x4_c(uint8_t *dest, ptrdiff_t stride, int16_t *block)
static av_always_inline int vc1_filter_line(uint8_t *src, int stride, int pq)
VC-1 in-loop deblocking filter for one line.
static void vc1_v_loop_filter16_c(uint8_t *src, int stride, int pq)
static void vc1_v_loop_filter4_c(uint8_t *src, int stride, int pq)
void(* sprite_v_double_onescale)(uint8_t *dst, const uint8_t *src1a, const uint8_t *src1b, int offset1, const uint8_t *src2a, int alpha, int width)
static void vc1_inv_trans_8x4_c(uint8_t *dest, ptrdiff_t stride, int16_t *block)
static void put_no_rnd_vc1_chroma_mc8_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride, int h, int x, int y)
int(* startcode_find_candidate)(const uint8_t *buf, int size)
Search buf from the start for up to size bytes.
void(* vc1_v_loop_filter8)(uint8_t *src, int stride, int pq)
vc1op_pixels_func put_vc1_mspel_pixels_tab[2][16]
#define VC1_MSPEL_FILTER_16B(DIR, TYPE)
void(* vc1_v_loop_filter4)(uint8_t *src, int stride, int pq)
#define av_assert2(cond)
assert() equivalent, that does lie in speed critical code.
static void vc1_h_loop_filter16_c(uint8_t *src, int stride, int pq)
void(* sprite_v_double_twoscale)(uint8_t *dst, const uint8_t *src1a, const uint8_t *src1b, int offset1, const uint8_t *src2a, const uint8_t *src2b, int offset2, int alpha, int width)
void(* vc1_inv_trans_8x8)(int16_t *b)
av_cold void ff_vc1dsp_init_mips(VC1DSPContext *dsp)
void(* vc1_h_loop_filter8)(uint8_t *src, int stride, int pq)
static void vc1_inv_trans_4x8_dc_c(uint8_t *dest, ptrdiff_t stride, int16_t *block)
static void vc1_h_overlap_c(uint8_t *src, int stride)
static double alpha(void *priv, double x, double y)
void(* vc1_inv_trans_8x8_dc)(uint8_t *dest, ptrdiff_t stride, int16_t *block)
void(* vc1_inv_trans_8x4)(uint8_t *dest, ptrdiff_t stride, int16_t *block)
simple assert() macros that are a bit more flexible than ISO C assert().
static void vc1_inv_trans_8x4_dc_c(uint8_t *dest, ptrdiff_t stride, int16_t *block)
static void avg_no_rnd_vc1_chroma_mc4_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride, int h, int x, int y)
Accelerated start code search function for start codes common to MPEG-1/2/4 video, VC-1, H.264/5.
static const uint8_t offset[127][2]
void(* vc1_v_loop_filter16)(uint8_t *src, int stride, int pq)
static void vc1_loop_filter(uint8_t *src, int step, int stride, int len, int pq)
VC-1 in-loop deblocking filter.
static void vc1_inv_trans_8x8_c(int16_t block[64])
void ff_vc1dsp_init_x86(VC1DSPContext *dsp)
#define FFABS(a)
Absolute value, Note, INT_MIN / INT64_MIN result in undefined behavior as they are not representable ...
static void vc1_v_s_overlap_c(int16_t *top, int16_t *bottom)
void(* vc1_inv_trans_4x4)(uint8_t *dest, ptrdiff_t stride, int16_t *block)
static void vc1_v_loop_filter8_c(uint8_t *src, int stride, int pq)
av_cold void ff_vc1dsp_init_aarch64(VC1DSPContext *dsp)
void(* vc1_inv_trans_8x4_dc)(uint8_t *dest, ptrdiff_t stride, int16_t *block)
static void vc1_inv_trans_4x8_c(uint8_t *dest, ptrdiff_t stride, int16_t *block)
h264_chroma_mc_func avg_no_rnd_vc1_chroma_pixels_tab[3]
void(* vc1_inv_trans_4x8)(uint8_t *dest, ptrdiff_t stride, int16_t *block)
void(* vc1_inv_trans_4x8_dc)(uint8_t *dest, ptrdiff_t stride, int16_t *block)
int ff_startcode_find_candidate_c(const uint8_t *buf, int size)
void(* vc1_h_loop_filter4)(uint8_t *src, int stride, int pq)
#define PUT_VC1_MSPEL(a, b)
void(* vc1_inv_trans_4x4_dc)(uint8_t *dest, ptrdiff_t stride, int16_t *block)
vc1op_pixels_func avg_vc1_mspel_pixels_tab[2][16]
void(* sprite_v_double_noscale)(uint8_t *dst, const uint8_t *src1a, const uint8_t *src2a, int alpha, int width)
static void vc1_inv_trans_8x8_dc_c(uint8_t *dest, ptrdiff_t stride, int16_t *block)
static void vc1_inv_trans_4x4_dc_c(uint8_t *dest, ptrdiff_t stride, int16_t *block)
static void put_no_rnd_vc1_chroma_mc4_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride, int h, int x, int y)
static void vc1_h_s_overlap_c(int16_t *left, int16_t *right)
static void vc1_v_overlap_c(uint8_t *src, int stride)
h264_chroma_mc_func put_no_rnd_vc1_chroma_pixels_tab[3]
GLint GLenum GLboolean GLsizei stride
static void vc1_h_loop_filter8_c(uint8_t *src, int stride, int pq)
common internal and external API header
static double clip(void *opaque, double val)
Clip value val in the minval - maxval range.
static void vc1_h_loop_filter4_c(uint8_t *src, int stride, int pq)
void(* vc1_v_s_overlap)(int16_t *top, int16_t *bottom)
#define VC1_MSPEL_MC(OP, OP4, OPNAME)
static av_always_inline int vc1_mspel_filter(const uint8_t *src, int stride, int mode, int r)
void(* sprite_v_single)(uint8_t *dst, const uint8_t *src1a, const uint8_t *src1b, int offset, int width)
av_cold void ff_vc1dsp_init_arm(VC1DSPContext *dsp)
uint8_t pi<< 24) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_U8, uint8_t,(*(constuint8_t *) pi-0x80)*(1.0f/(1<< 7))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_U8, uint8_t,(*(constuint8_t *) pi-0x80)*(1.0/(1<< 7))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S16, int16_t,(*(constint16_t *) pi >>8)+0x80) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S16, int16_t,*(constint16_t *) pi *(1.0f/(1<< 15))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S16, int16_t,*(constint16_t *) pi *(1.0/(1<< 15))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S32, int32_t,(*(constint32_t *) pi >>24)+0x80) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S32, int32_t,*(constint32_t *) pi *(1.0f/(1U<< 31))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S32, int32_t,*(constint32_t *) pi *(1.0/(1U<< 31))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_FLT, float, av_clip_uint8(lrintf(*(constfloat *) pi *(1<< 7))+0x80)) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_FLT, float, av_clip_int16(lrintf(*(constfloat *) pi *(1<< 15)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_FLT, float, av_clipl_int32(llrintf(*(constfloat *) pi *(1U<< 31)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_DBL, double, av_clip_uint8(lrint(*(constdouble *) pi *(1<< 7))+0x80)) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_DBL, double, av_clip_int16(lrint(*(constdouble *) pi *(1<< 15)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_DBL, double, av_clipl_int32(llrint(*(constdouble *) pi *(1U<< 31))))#defineSET_CONV_FUNC_GROUP(ofmt, ifmt) staticvoidset_generic_function(AudioConvert *ac){}voidff_audio_convert_free(AudioConvert **ac){if(!*ac) return;ff_dither_free(&(*ac) ->dc);av_freep(ac);}AudioConvert *ff_audio_convert_alloc(AVAudioResampleContext *avr, enumAVSampleFormatout_fmt, enumAVSampleFormatin_fmt, intchannels, intsample_rate, intapply_map){AudioConvert *ac;intin_planar, out_planar;ac=av_mallocz(sizeof(*ac));if(!ac) returnNULL;ac->avr=avr;ac->out_fmt=out_fmt;ac->in_fmt=in_fmt;ac->channels=channels;ac->apply_map=apply_map;if(avr->dither_method!=AV_RESAMPLE_DITHER_NONE &&av_get_packed_sample_fmt(out_fmt)==AV_SAMPLE_FMT_S16 &&av_get_bytes_per_sample(in_fmt)>2){ac->dc=ff_dither_alloc(avr, out_fmt, in_fmt, channels, sample_rate, apply_map);if(!ac->dc){av_free(ac);returnNULL;}returnac;}in_planar=ff_sample_fmt_is_planar(in_fmt, channels);out_planar=ff_sample_fmt_is_planar(out_fmt, channels);if(in_planar==out_planar){ac->func_type=CONV_FUNC_TYPE_FLAT;ac->planes=in_planar?ac->channels:1;}elseif(in_planar) ac->func_type=CONV_FUNC_TYPE_INTERLEAVE;elseac->func_type=CONV_FUNC_TYPE_DEINTERLEAVE;set_generic_function(ac);if(ARCH_AARCH64) ff_audio_convert_init_aarch64(ac);if(ARCH_ARM) ff_audio_convert_init_arm(ac);if(ARCH_X86) ff_audio_convert_init_x86(ac);returnac;}intff_audio_convert(AudioConvert *ac, AudioData *out, AudioData *in){intuse_generic=1;intlen=in->nb_samples;intp;if(ac->dc){av_log(ac->avr, AV_LOG_TRACE,"%dsamples-audio_convert:%sto%s(dithered)\n", len, av_get_sample_fmt_name(ac->in_fmt), av_get_sample_fmt_name(ac->out_fmt));returnff_convert_dither(ac-> dc
void(* vc1_h_s_overlap)(int16_t *left, int16_t *right)
av_cold void ff_vc1dsp_init_ppc(VC1DSPContext *dsp)
void(* vc1_v_overlap)(uint8_t *src, int stride)
av_cold void ff_vc1dsp_init(VC1DSPContext *dsp)
mode
Use these values in ebur128_init (or'ed).
static void avg_no_rnd_vc1_chroma_mc8_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride, int h, int x, int y)
void(* sprite_h)(uint8_t *dst, const uint8_t *src, int offset, int advance, int count)
void(* vc1_h_loop_filter16)(uint8_t *src, int stride, int pq)