15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright 2011 Google Inc. All Rights Reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 3eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch// Use of this source code is governed by a BSD-style license 4eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch// that can be found in the COPYING file in the root of the source 5eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch// tree. An additional intellectual property rights grant can be found 6eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch// in the file PATENTS. All contributing project authors may 7eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch// be found in the AUTHORS file in the root of the source tree. 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// ----------------------------------------------------------------------------- 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// SSE2 version of YUV to RGB upsampling functions. 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Author: somnath@google.com (Somnath Banerjee) 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "./dsp.h" 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#if defined(__cplusplus) || defined(c_plusplus) 172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)extern "C" { 182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#endif 192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(WEBP_USE_SSE2) 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <assert.h> 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <emmintrin.h> 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <string.h> 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "./yuv.h" 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifdef FANCY_UPSAMPLING 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// We compute (9*a + 3*b + 3*c + d + 8) / 16 as follows 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// u = (9*a + 3*b + 3*c + d + 8) / 16 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// = (a + (a + 3*b + 3*c + d) / 8 + 1) / 2 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// = (a + m + 1) / 2 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// where m = (a + 3*b + 3*c + d) / 8 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// = ((a + b + c + d) / 2 + b + c) / 4 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Let's say k = (a + b + c + d) / 4. 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// We can compute k as 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// k = (s + t + 1) / 2 - ((a^d) | (b^c) | (s^t)) & 1 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// where s = (a + d + 1) / 2 and t = (b + c + 1) / 2 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Then m can be written as 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// m = (k + t + 1) / 2 - (((b^c) & (s^t)) | (k^t)) & 1 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Computes out = (k + in + 1) / 2 - ((ij & (s^t)) | (k^in)) & 1 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define GET_M(ij, in, out) do { \ 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const __m128i tmp0 = _mm_avg_epu8(k, (in)); /* (k + in + 1) / 2 */ \ 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const __m128i tmp1 = _mm_and_si128((ij), st); /* (ij) & (s^t) */ \ 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const __m128i tmp2 = _mm_xor_si128(k, (in)); /* (k^in) */ \ 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const __m128i tmp3 = _mm_or_si128(tmp1, tmp2); /* ((ij) & (s^t)) | (k^in) */\ 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const __m128i tmp4 = _mm_and_si128(tmp3, one); /* & 1 -> lsb_correction */ \ 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (out) = _mm_sub_epi8(tmp0, tmp4); /* (k + in + 1) / 2 - lsb_correction */ \ 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} while (0) 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// pack and store two alterning pixel rows 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define PACK_AND_STORE(a, b, da, db, out) do { \ 562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const __m128i t_a = _mm_avg_epu8(a, da); /* (9a + 3b + 3c + d + 8) / 16 */ \ 572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const __m128i t_b = _mm_avg_epu8(b, db); /* (3a + 9b + c + 3d + 8) / 16 */ \ 582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const __m128i t_1 = _mm_unpacklo_epi8(t_a, t_b); \ 592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const __m128i t_2 = _mm_unpackhi_epi8(t_a, t_b); \ 602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) _mm_store_si128(((__m128i*)(out)) + 0, t_1); \ 612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) _mm_store_si128(((__m128i*)(out)) + 1, t_2); \ 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} while (0) 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Loads 17 pixels each from rows r1 and r2 and generates 32 pixels. 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define UPSAMPLE_32PIXELS(r1, r2, out) { \ 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const __m128i one = _mm_set1_epi8(1); \ 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const __m128i a = _mm_loadu_si128((__m128i*)&(r1)[0]); \ 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const __m128i b = _mm_loadu_si128((__m128i*)&(r1)[1]); \ 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const __m128i c = _mm_loadu_si128((__m128i*)&(r2)[0]); \ 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const __m128i d = _mm_loadu_si128((__m128i*)&(r2)[1]); \ 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) \ 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const __m128i s = _mm_avg_epu8(a, d); /* s = (a + d + 1) / 2 */ \ 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const __m128i t = _mm_avg_epu8(b, c); /* t = (b + c + 1) / 2 */ \ 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const __m128i st = _mm_xor_si128(s, t); /* st = s^t */ \ 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) \ 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const __m128i ad = _mm_xor_si128(a, d); /* ad = a^d */ \ 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const __m128i bc = _mm_xor_si128(b, c); /* bc = b^c */ \ 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) \ 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const __m128i t1 = _mm_or_si128(ad, bc); /* (a^d) | (b^c) */ \ 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const __m128i t2 = _mm_or_si128(t1, st); /* (a^d) | (b^c) | (s^t) */ \ 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const __m128i t3 = _mm_and_si128(t2, one); /* (a^d) | (b^c) | (s^t) & 1 */ \ 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const __m128i t4 = _mm_avg_epu8(s, t); \ 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const __m128i k = _mm_sub_epi8(t4, t3); /* k = (a + b + c + d) / 4 */ \ 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) __m128i diag1, diag2; \ 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) \ 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GET_M(bc, t, diag1); /* diag1 = (a + 3b + 3c + d) / 8 */ \ 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GET_M(ad, s, diag2); /* diag2 = (3a + b + c + 3d) / 8 */ \ 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) \ 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /* pack the alternate pixels */ \ 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PACK_AND_STORE(a, b, diag1, diag2, &(out)[0 * 32]); \ 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PACK_AND_STORE(c, d, diag2, diag1, &(out)[2 * 32]); \ 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Turn the macro into a function for reducing code-size when non-critical 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)static void Upsample32Pixels(const uint8_t r1[], const uint8_t r2[], 965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) uint8_t* const out) { 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) UPSAMPLE_32PIXELS(r1, r2, out); 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define UPSAMPLE_LAST_BLOCK(tb, bb, num_pixels, out) { \ 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) uint8_t r1[17], r2[17]; \ 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) memcpy(r1, (tb), (num_pixels)); \ 1035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) memcpy(r2, (bb), (num_pixels)); \ 1045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /* replicate last byte */ \ 1055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) memset(r1 + (num_pixels), r1[(num_pixels) - 1], 17 - (num_pixels)); \ 1065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) memset(r2 + (num_pixels), r2[(num_pixels) - 1], 17 - (num_pixels)); \ 1075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /* using the shared function instead of the macro saves ~3k code size */ \ 1085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Upsample32Pixels(r1, r2, out); \ 1095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define CONVERT2RGB(FUNC, XSTEP, top_y, bottom_y, uv, \ 1125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) top_dst, bottom_dst, cur_x, num_pixels) { \ 1135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int n; \ 1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (top_y) { \ 1155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (n = 0; n < (num_pixels); ++n) { \ 1165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FUNC(top_y[(cur_x) + n], (uv)[n], (uv)[32 + n], \ 1175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) top_dst + ((cur_x) + n) * XSTEP); \ 1185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } \ 1195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } \ 1205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (bottom_y) { \ 1215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (n = 0; n < (num_pixels); ++n) { \ 1225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FUNC(bottom_y[(cur_x) + n], (uv)[64 + n], (uv)[64 + 32 + n], \ 1235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bottom_dst + ((cur_x) + n) * XSTEP); \ 1245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } \ 1255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } \ 1265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define SSE2_UPSAMPLE_FUNC(FUNC_NAME, FUNC, XSTEP) \ 1295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)static void FUNC_NAME(const uint8_t* top_y, const uint8_t* bottom_y, \ 1305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const uint8_t* top_u, const uint8_t* top_v, \ 1315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const uint8_t* cur_u, const uint8_t* cur_v, \ 1325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) uint8_t* top_dst, uint8_t* bottom_dst, int len) { \ 1332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int block; \ 1345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /* 16 byte aligned array to cache reconstructed u and v */ \ 1355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) uint8_t uv_buf[4 * 32 + 15]; \ 1365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) uint8_t* const r_uv = (uint8_t*)((uintptr_t)(uv_buf + 15) & ~15); \ 1375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const int uv_len = (len + 1) >> 1; \ 1385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /* 17 pixels must be read-able for each block */ \ 1395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const int num_blocks = (uv_len - 1) >> 4; \ 1405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const int leftover = uv_len - num_blocks * 16; \ 1415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const int last_pos = 1 + 32 * num_blocks; \ 1425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) \ 1435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const int u_diag = ((top_u[0] + cur_u[0]) >> 1) + 1; \ 1445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const int v_diag = ((top_v[0] + cur_v[0]) >> 1) + 1; \ 1455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) \ 1465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) assert(len > 0); \ 1475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /* Treat the first pixel in regular way */ \ 1485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (top_y) { \ 1495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const int u0 = (top_u[0] + u_diag) >> 1; \ 1505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const int v0 = (top_v[0] + v_diag) >> 1; \ 1515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FUNC(top_y[0], u0, v0, top_dst); \ 1525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } \ 1535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (bottom_y) { \ 1545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const int u0 = (cur_u[0] + u_diag) >> 1; \ 1555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const int v0 = (cur_v[0] + v_diag) >> 1; \ 1565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FUNC(bottom_y[0], u0, v0, bottom_dst); \ 1575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } \ 1585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) \ 1592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) for (block = 0; block < num_blocks; ++block) { \ 1605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) UPSAMPLE_32PIXELS(top_u, cur_u, r_uv + 0 * 32); \ 1615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) UPSAMPLE_32PIXELS(top_v, cur_v, r_uv + 1 * 32); \ 1625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CONVERT2RGB(FUNC, XSTEP, top_y, bottom_y, r_uv, top_dst, bottom_dst, \ 1632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 32 * block + 1, 32) \ 1645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) top_u += 16; \ 1655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) cur_u += 16; \ 1665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) top_v += 16; \ 1675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) cur_v += 16; \ 1685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } \ 1695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) \ 1705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) UPSAMPLE_LAST_BLOCK(top_u, cur_u, leftover, r_uv + 0 * 32); \ 1715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) UPSAMPLE_LAST_BLOCK(top_v, cur_v, leftover, r_uv + 1 * 32); \ 1725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CONVERT2RGB(FUNC, XSTEP, top_y, bottom_y, r_uv, top_dst, bottom_dst, \ 1735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) last_pos, len - last_pos); \ 1745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// SSE2 variants of the fancy upsampler. 1775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)SSE2_UPSAMPLE_FUNC(UpsampleRgbLinePairSSE2, VP8YuvToRgb, 3) 1785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)SSE2_UPSAMPLE_FUNC(UpsampleBgrLinePairSSE2, VP8YuvToBgr, 3) 1795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)SSE2_UPSAMPLE_FUNC(UpsampleRgbaLinePairSSE2, VP8YuvToRgba, 4) 1805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)SSE2_UPSAMPLE_FUNC(UpsampleBgraLinePairSSE2, VP8YuvToBgra, 4) 1815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#undef GET_M 1835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#undef PACK_AND_STORE 1845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#undef UPSAMPLE_32PIXELS 1855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#undef UPSAMPLE_LAST_BLOCK 1865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#undef CONVERT2RGB 1875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#undef SSE2_UPSAMPLE_FUNC 1885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1892a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#endif // FANCY_UPSAMPLING 1902a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1912a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#endif // WEBP_USE_SSE2 1922a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)//------------------------------------------------------------------------------ 1945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)extern WebPUpsampleLinePairFunc WebPUpsamplers[/* MODE_LAST */]; 1965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void WebPInitUpsamplersSSE2(void) { 1982a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#if defined(WEBP_USE_SSE2) 1995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) WebPUpsamplers[MODE_RGB] = UpsampleRgbLinePairSSE2; 2005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) WebPUpsamplers[MODE_RGBA] = UpsampleRgbaLinePairSSE2; 2015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) WebPUpsamplers[MODE_BGR] = UpsampleBgrLinePairSSE2; 2025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) WebPUpsamplers[MODE_BGRA] = UpsampleBgraLinePairSSE2; 2032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#endif // WEBP_USE_SSE2 2045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void WebPInitPremultiplySSE2(void) { 2072a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#if defined(WEBP_USE_SSE2) 2085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) WebPUpsamplers[MODE_rgbA] = UpsampleRgbaLinePairSSE2; 2095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) WebPUpsamplers[MODE_bgrA] = UpsampleBgraLinePairSSE2; 2102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#endif // WEBP_USE_SSE2 2115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(__cplusplus) || defined(c_plusplus) 2145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // extern "C" 2155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 2165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 218