| /* |
| * Copyright (c) 2010 The WebM project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #include <emmintrin.h> // SSE2 |
| |
| #include "./vpx_dsp_rtcd.h" |
| #include "vpx_ports/mem.h" |
| #include "vpx_ports/emmintrin_compat.h" |
| #include "vpx_dsp/x86/mem_sse2.h" |
| |
| static INLINE __m128i abs_diff(__m128i a, __m128i b) { |
| return _mm_or_si128(_mm_subs_epu8(a, b), _mm_subs_epu8(b, a)); |
| } |
| |
| // filter_mask and hev_mask |
| #define FILTER_HEV_MASK \ |
| do { \ |
| /* (abs(q1 - q0), abs(p1 - p0) */ \ |
| __m128i flat = abs_diff(q1p1, q0p0); \ |
| /* abs(p1 - q1), abs(p0 - q0) */ \ |
| const __m128i abs_p1q1p0q0 = abs_diff(p1p0, q1q0); \ |
| __m128i abs_p0q0, abs_p1q1, work; \ |
| \ |
| /* const uint8_t hev = hev_mask(thresh, *op1, *op0, *oq0, *oq1); */ \ |
| hev = \ |
| _mm_unpacklo_epi8(_mm_max_epu8(flat, _mm_srli_si128(flat, 8)), zero); \ |
| hev = _mm_cmpgt_epi16(hev, thresh_v); \ |
| hev = _mm_packs_epi16(hev, hev); \ |
| \ |
| /* const int8_t mask = filter_mask(*limit, *blimit, */ \ |
| /* p3, p2, p1, p0, q0, q1, q2, q3); */ \ |
| abs_p0q0 = \ |
| _mm_adds_epu8(abs_p1q1p0q0, abs_p1q1p0q0); /* abs(p0 - q0) * 2 */ \ |
| abs_p1q1 = \ |
| _mm_unpackhi_epi8(abs_p1q1p0q0, abs_p1q1p0q0); /* abs(p1 - q1) */ \ |
| abs_p1q1 = _mm_srli_epi16(abs_p1q1, 9); \ |
| abs_p1q1 = _mm_packs_epi16(abs_p1q1, abs_p1q1); /* abs(p1 - q1) / 2 */ \ |
| /* abs(p0 - q0) * 2 + abs(p1 - q1) / 2 */ \ |
| mask = _mm_adds_epu8(abs_p0q0, abs_p1q1); \ |
| /* abs(p3 - p2), abs(p2 - p1) */ \ |
| work = abs_diff(p3p2, p2p1); \ |
| flat = _mm_max_epu8(work, flat); \ |
| /* abs(q3 - q2), abs(q2 - q1) */ \ |
| work = abs_diff(q3q2, q2q1); \ |
| flat = _mm_max_epu8(work, flat); \ |
| flat = _mm_max_epu8(flat, _mm_srli_si128(flat, 8)); \ |
| mask = _mm_unpacklo_epi64(mask, flat); \ |
| mask = _mm_subs_epu8(mask, limit_v); \ |
| mask = _mm_cmpeq_epi8(mask, zero); \ |
| mask = _mm_and_si128(mask, _mm_srli_si128(mask, 8)); \ |
| } while (0) |
| |
| #define FILTER4 \ |
| do { \ |
| const __m128i t3t4 = \ |
| _mm_set_epi8(3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4); \ |
| const __m128i t80 = _mm_set1_epi8((int8_t)0x80); \ |
| __m128i filter, filter2filter1, work; \ |
| \ |
| ps1ps0 = _mm_xor_si128(p1p0, t80); /* ^ 0x80 */ \ |
| qs1qs0 = _mm_xor_si128(q1q0, t80); \ |
| \ |
| /* int8_t filter = signed_char_clamp(ps1 - qs1) & hev; */ \ |
| work = _mm_subs_epi8(ps1ps0, qs1qs0); \ |
| filter = _mm_and_si128(_mm_srli_si128(work, 8), hev); \ |
| /* filter = signed_char_clamp(filter + 3 * (qs0 - ps0)) & mask; */ \ |
| filter = _mm_subs_epi8(filter, work); \ |
| filter = _mm_subs_epi8(filter, work); \ |
| filter = _mm_subs_epi8(filter, work); /* + 3 * (qs0 - ps0) */ \ |
| filter = _mm_and_si128(filter, mask); /* & mask */ \ |
| filter = _mm_unpacklo_epi64(filter, filter); \ |
| \ |
| /* filter1 = signed_char_clamp(filter + 4) >> 3; */ \ |
| /* filter2 = signed_char_clamp(filter + 3) >> 3; */ \ |
| filter2filter1 = _mm_adds_epi8(filter, t3t4); /* signed_char_clamp */ \ |
| filter = _mm_unpackhi_epi8(filter2filter1, filter2filter1); \ |
| filter2filter1 = _mm_unpacklo_epi8(filter2filter1, filter2filter1); \ |
| filter2filter1 = _mm_srai_epi16(filter2filter1, 11); /* >> 3 */ \ |
| filter = _mm_srai_epi16(filter, 11); /* >> 3 */ \ |
| filter2filter1 = _mm_packs_epi16(filter2filter1, filter); \ |
| \ |
| /* filter = ROUND_POWER_OF_TWO(filter1, 1) & ~hev; */ \ |
| filter = _mm_subs_epi8(filter2filter1, ff); /* + 1 */ \ |
| filter = _mm_unpacklo_epi8(filter, filter); \ |
| filter = _mm_srai_epi16(filter, 9); /* round */ \ |
| filter = _mm_packs_epi16(filter, filter); \ |
| filter = _mm_andnot_si128(hev, filter); \ |
| \ |
| hev = _mm_unpackhi_epi64(filter2filter1, filter); \ |
| filter2filter1 = _mm_unpacklo_epi64(filter2filter1, filter); \ |
| \ |
| /* signed_char_clamp(qs1 - filter), signed_char_clamp(qs0 - filter1) */ \ |
| qs1qs0 = _mm_subs_epi8(qs1qs0, filter2filter1); \ |
| /* signed_char_clamp(ps1 + filter), signed_char_clamp(ps0 + filter2) */ \ |
| ps1ps0 = _mm_adds_epi8(ps1ps0, hev); \ |
| qs1qs0 = _mm_xor_si128(qs1qs0, t80); /* ^ 0x80 */ \ |
| ps1ps0 = _mm_xor_si128(ps1ps0, t80); /* ^ 0x80 */ \ |
| } while (0) |
| |
| void vpx_lpf_horizontal_4_sse2(uint8_t *s, int pitch, const uint8_t *blimit, |
| const uint8_t *limit, const uint8_t *thresh) { |
| const __m128i zero = _mm_set1_epi16(0); |
| const __m128i limit_v = |
| _mm_unpacklo_epi64(_mm_loadl_epi64((const __m128i *)blimit), |
| _mm_loadl_epi64((const __m128i *)limit)); |
| const __m128i thresh_v = |
| _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)thresh), zero); |
| const __m128i ff = _mm_cmpeq_epi8(zero, zero); |
| __m128i q1p1, q0p0, p3p2, p2p1, p1p0, q3q2, q2q1, q1q0, ps1ps0, qs1qs0; |
| __m128i mask, hev; |
| |
| p3p2 = _mm_unpacklo_epi64(_mm_loadl_epi64((__m128i *)(s - 3 * pitch)), |
| _mm_loadl_epi64((__m128i *)(s - 4 * pitch))); |
| q1p1 = _mm_unpacklo_epi64(_mm_loadl_epi64((__m128i *)(s - 2 * pitch)), |
| _mm_loadl_epi64((__m128i *)(s + 1 * pitch))); |
| q0p0 = _mm_unpacklo_epi64(_mm_loadl_epi64((__m128i *)(s - 1 * pitch)), |
| _mm_loadl_epi64((__m128i *)(s + 0 * pitch))); |
| q3q2 = _mm_unpacklo_epi64(_mm_loadl_epi64((__m128i *)(s + 2 * pitch)), |
| _mm_loadl_epi64((__m128i *)(s + 3 * pitch))); |
| p1p0 = _mm_unpacklo_epi64(q0p0, q1p1); |
| p2p1 = _mm_unpacklo_epi64(q1p1, p3p2); |
| q1q0 = _mm_unpackhi_epi64(q0p0, q1p1); |
| q2q1 = _mm_unpacklo_epi64(_mm_srli_si128(q1p1, 8), q3q2); |
| |
| FILTER_HEV_MASK; |
| FILTER4; |
| |
| _mm_storeh_pi((__m64 *)(s - 2 * pitch), _mm_castsi128_ps(ps1ps0)); // *op1 |
| _mm_storel_epi64((__m128i *)(s - 1 * pitch), ps1ps0); // *op0 |
| _mm_storel_epi64((__m128i *)(s + 0 * pitch), qs1qs0); // *oq0 |
| _mm_storeh_pi((__m64 *)(s + 1 * pitch), _mm_castsi128_ps(qs1qs0)); // *oq1 |
| } |
| |
| void vpx_lpf_vertical_4_sse2(uint8_t *s, int pitch, const uint8_t *blimit, |
| const uint8_t *limit, const uint8_t *thresh) { |
| const __m128i zero = _mm_set1_epi16(0); |
| const __m128i limit_v = |
| _mm_unpacklo_epi64(_mm_loadl_epi64((const __m128i *)blimit), |
| _mm_loadl_epi64((const __m128i *)limit)); |
| const __m128i thresh_v = |
| _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)thresh), zero); |
| const __m128i ff = _mm_cmpeq_epi8(zero, zero); |
| __m128i x0, x1, x2, x3; |
| __m128i q1p1, q0p0, p3p2, p2p1, p1p0, q3q2, q2q1, q1q0, ps1ps0, qs1qs0; |
| __m128i mask, hev; |
| |
| // 00 10 01 11 02 12 03 13 04 14 05 15 06 16 07 17 |
| q1q0 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(s + 0 * pitch - 4)), |
| _mm_loadl_epi64((__m128i *)(s + 1 * pitch - 4))); |
| |
| // 20 30 21 31 22 32 23 33 24 34 25 35 26 36 27 37 |
| x1 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(s + 2 * pitch - 4)), |
| _mm_loadl_epi64((__m128i *)(s + 3 * pitch - 4))); |
| |
| // 40 50 41 51 42 52 43 53 44 54 45 55 46 56 47 57 |
| x2 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(s + 4 * pitch - 4)), |
| _mm_loadl_epi64((__m128i *)(s + 5 * pitch - 4))); |
| |
| // 60 70 61 71 62 72 63 73 64 74 65 75 66 76 67 77 |
| x3 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(s + 6 * pitch - 4)), |
| _mm_loadl_epi64((__m128i *)(s + 7 * pitch - 4))); |
| |
| // Transpose 8x8 |
| // 00 10 20 30 01 11 21 31 02 12 22 32 03 13 23 33 |
| p1p0 = _mm_unpacklo_epi16(q1q0, x1); |
| // 40 50 60 70 41 51 61 71 42 52 62 72 43 53 63 73 |
| x0 = _mm_unpacklo_epi16(x2, x3); |
| // 00 10 20 30 40 50 60 70 01 11 21 31 41 51 61 71 |
| p3p2 = _mm_unpacklo_epi32(p1p0, x0); |
| // 02 12 22 32 42 52 62 72 03 13 23 33 43 53 63 73 |
| p1p0 = _mm_unpackhi_epi32(p1p0, x0); |
| p3p2 = _mm_unpackhi_epi64(p3p2, _mm_slli_si128(p3p2, 8)); // swap lo and high |
| p1p0 = _mm_unpackhi_epi64(p1p0, _mm_slli_si128(p1p0, 8)); // swap lo and high |
| |
| // 04 14 24 34 05 15 25 35 06 16 26 36 07 17 27 37 |
| q1q0 = _mm_unpackhi_epi16(q1q0, x1); |
| // 44 54 64 74 45 55 65 75 46 56 66 76 47 57 67 77 |
| x2 = _mm_unpackhi_epi16(x2, x3); |
| // 06 16 26 36 46 56 66 76 07 17 27 37 47 57 67 77 |
| q3q2 = _mm_unpackhi_epi32(q1q0, x2); |
| // 04 14 24 34 44 54 64 74 05 15 25 35 45 55 65 75 |
| q1q0 = _mm_unpacklo_epi32(q1q0, x2); |
| |
| q0p0 = _mm_unpacklo_epi64(p1p0, q1q0); |
| q1p1 = _mm_unpackhi_epi64(p1p0, q1q0); |
| p1p0 = _mm_unpacklo_epi64(q0p0, q1p1); |
| p2p1 = _mm_unpacklo_epi64(q1p1, p3p2); |
| q2q1 = _mm_unpacklo_epi64(_mm_srli_si128(q1p1, 8), q3q2); |
| |
| FILTER_HEV_MASK; |
| FILTER4; |
| |
| // Transpose 8x4 to 4x8 |
| // qs1qs0: 20 21 22 23 24 25 26 27 30 31 32 33 34 34 36 37 |
| // ps1ps0: 10 11 12 13 14 15 16 17 00 01 02 03 04 05 06 07 |
| // 00 01 02 03 04 05 06 07 10 11 12 13 14 15 16 17 |
| ps1ps0 = _mm_unpackhi_epi64(ps1ps0, _mm_slli_si128(ps1ps0, 8)); |
| // 10 30 11 31 12 32 13 33 14 34 15 35 16 36 17 37 |
| x0 = _mm_unpackhi_epi8(ps1ps0, qs1qs0); |
| // 00 20 01 21 02 22 03 23 04 24 05 25 06 26 07 27 |
| ps1ps0 = _mm_unpacklo_epi8(ps1ps0, qs1qs0); |
| // 04 14 24 34 05 15 25 35 06 16 26 36 07 17 27 37 |
| qs1qs0 = _mm_unpackhi_epi8(ps1ps0, x0); |
| // 00 10 20 30 01 11 21 31 02 12 22 32 03 13 23 33 |
| ps1ps0 = _mm_unpacklo_epi8(ps1ps0, x0); |
| |
| storeu_uint32(s + 0 * pitch - 2, _mm_cvtsi128_si32(ps1ps0)); |
| ps1ps0 = _mm_srli_si128(ps1ps0, 4); |
| storeu_uint32(s + 1 * pitch - 2, _mm_cvtsi128_si32(ps1ps0)); |
| ps1ps0 = _mm_srli_si128(ps1ps0, 4); |
| storeu_uint32(s + 2 * pitch - 2, _mm_cvtsi128_si32(ps1ps0)); |
| ps1ps0 = _mm_srli_si128(ps1ps0, 4); |
| storeu_uint32(s + 3 * pitch - 2, _mm_cvtsi128_si32(ps1ps0)); |
| |
| storeu_uint32(s + 4 * pitch - 2, _mm_cvtsi128_si32(qs1qs0)); |
| qs1qs0 = _mm_srli_si128(qs1qs0, 4); |
| storeu_uint32(s + 5 * pitch - 2, _mm_cvtsi128_si32(qs1qs0)); |
| qs1qs0 = _mm_srli_si128(qs1qs0, 4); |
| storeu_uint32(s + 6 * pitch - 2, _mm_cvtsi128_si32(qs1qs0)); |
| qs1qs0 = _mm_srli_si128(qs1qs0, 4); |
| storeu_uint32(s + 7 * pitch - 2, _mm_cvtsi128_si32(qs1qs0)); |
| } |
| |
| void vpx_lpf_horizontal_16_sse2(unsigned char *s, int pitch, |
| const unsigned char *blimit, |
| const unsigned char *limit, |
| const unsigned char *thresh) { |
| const __m128i zero = _mm_set1_epi16(0); |
| const __m128i one = _mm_set1_epi8(1); |
| const __m128i blimit_v = _mm_load_si128((const __m128i *)blimit); |
| const __m128i limit_v = _mm_load_si128((const __m128i *)limit); |
| const __m128i thresh_v = _mm_load_si128((const __m128i *)thresh); |
| __m128i mask, hev, flat, flat2; |
| __m128i q7p7, q6p6, q5p5, q4p4, q3p3, q2p2, q1p1, q0p0, p0q0, p1q1; |
| __m128i abs_p1p0; |
| |
| q4p4 = _mm_loadl_epi64((__m128i *)(s - 5 * pitch)); |
| q4p4 = _mm_castps_si128( |
| _mm_loadh_pi(_mm_castsi128_ps(q4p4), (__m64 *)(s + 4 * pitch))); |
| q3p3 = _mm_loadl_epi64((__m128i *)(s - 4 * pitch)); |
| q3p3 = _mm_castps_si128( |
| _mm_loadh_pi(_mm_castsi128_ps(q3p3), (__m64 *)(s + 3 * pitch))); |
| q2p2 = _mm_loadl_epi64((__m128i *)(s - 3 * pitch)); |
| q2p2 = _mm_castps_si128( |
| _mm_loadh_pi(_mm_castsi128_ps(q2p2), (__m64 *)(s + 2 * pitch))); |
| q1p1 = _mm_loadl_epi64((__m128i *)(s - 2 * pitch)); |
| q1p1 = _mm_castps_si128( |
| _mm_loadh_pi(_mm_castsi128_ps(q1p1), (__m64 *)(s + 1 * pitch))); |
| p1q1 = _mm_shuffle_epi32(q1p1, 78); |
| q0p0 = _mm_loadl_epi64((__m128i *)(s - 1 * pitch)); |
| q0p0 = _mm_castps_si128( |
| _mm_loadh_pi(_mm_castsi128_ps(q0p0), (__m64 *)(s - 0 * pitch))); |
| p0q0 = _mm_shuffle_epi32(q0p0, 78); |
| |
| { |
| __m128i abs_p1q1, abs_p0q0, abs_q1q0, fe, ff, work; |
| abs_p1p0 = abs_diff(q1p1, q0p0); |
| abs_q1q0 = _mm_srli_si128(abs_p1p0, 8); |
| fe = _mm_set1_epi8((int8_t)0xfe); |
| ff = _mm_cmpeq_epi8(abs_p1p0, abs_p1p0); |
| abs_p0q0 = abs_diff(q0p0, p0q0); |
| abs_p1q1 = abs_diff(q1p1, p1q1); |
| flat = _mm_max_epu8(abs_p1p0, abs_q1q0); |
| hev = _mm_subs_epu8(flat, thresh_v); |
| hev = _mm_xor_si128(_mm_cmpeq_epi8(hev, zero), ff); |
| |
| abs_p0q0 = _mm_adds_epu8(abs_p0q0, abs_p0q0); |
| abs_p1q1 = _mm_srli_epi16(_mm_and_si128(abs_p1q1, fe), 1); |
| mask = _mm_subs_epu8(_mm_adds_epu8(abs_p0q0, abs_p1q1), blimit_v); |
| mask = _mm_xor_si128(_mm_cmpeq_epi8(mask, zero), ff); |
| // mask |= (abs(p0 - q0) * 2 + abs(p1 - q1) / 2 > blimit) * -1; |
| mask = _mm_max_epu8(abs_p1p0, mask); |
| // mask |= (abs(p1 - p0) > limit) * -1; |
| // mask |= (abs(q1 - q0) > limit) * -1; |
| |
| work = _mm_max_epu8(abs_diff(q2p2, q1p1), abs_diff(q3p3, q2p2)); |
| mask = _mm_max_epu8(work, mask); |
| mask = _mm_max_epu8(mask, _mm_srli_si128(mask, 8)); |
| mask = _mm_subs_epu8(mask, limit_v); |
| mask = _mm_cmpeq_epi8(mask, zero); |
| } |
| |
| // lp filter |
| { |
| const __m128i t4 = _mm_set1_epi8(4); |
| const __m128i t3 = _mm_set1_epi8(3); |
| const __m128i t80 = _mm_set1_epi8((int8_t)0x80); |
| const __m128i t1 = _mm_set1_epi16(0x1); |
| __m128i qs1ps1 = _mm_xor_si128(q1p1, t80); |
| __m128i qs0ps0 = _mm_xor_si128(q0p0, t80); |
| __m128i qs0 = _mm_xor_si128(p0q0, t80); |
| __m128i qs1 = _mm_xor_si128(p1q1, t80); |
| __m128i filt; |
| __m128i work_a; |
| __m128i filter1, filter2; |
| __m128i flat2_q6p6, flat2_q5p5, flat2_q4p4, flat2_q3p3, flat2_q2p2; |
| __m128i flat2_q1p1, flat2_q0p0, flat_q2p2, flat_q1p1, flat_q0p0; |
| |
| filt = _mm_and_si128(_mm_subs_epi8(qs1ps1, qs1), hev); |
| work_a = _mm_subs_epi8(qs0, qs0ps0); |
| filt = _mm_adds_epi8(filt, work_a); |
| filt = _mm_adds_epi8(filt, work_a); |
| filt = _mm_adds_epi8(filt, work_a); |
| // (vpx_filter + 3 * (qs0 - ps0)) & mask |
| filt = _mm_and_si128(filt, mask); |
| |
| filter1 = _mm_adds_epi8(filt, t4); |
| filter2 = _mm_adds_epi8(filt, t3); |
| |
| filter1 = _mm_unpacklo_epi8(zero, filter1); |
| filter1 = _mm_srai_epi16(filter1, 0xB); |
| filter2 = _mm_unpacklo_epi8(zero, filter2); |
| filter2 = _mm_srai_epi16(filter2, 0xB); |
| |
| // Filter1 >> 3 |
| filt = _mm_packs_epi16(filter2, _mm_subs_epi16(zero, filter1)); |
| qs0ps0 = _mm_xor_si128(_mm_adds_epi8(qs0ps0, filt), t80); |
| |
| // filt >> 1 |
| filt = _mm_adds_epi16(filter1, t1); |
| filt = _mm_srai_epi16(filt, 1); |
| filt = _mm_andnot_si128(_mm_srai_epi16(_mm_unpacklo_epi8(zero, hev), 0x8), |
| filt); |
| filt = _mm_packs_epi16(filt, _mm_subs_epi16(zero, filt)); |
| qs1ps1 = _mm_xor_si128(_mm_adds_epi8(qs1ps1, filt), t80); |
| // loopfilter done |
| |
| { |
| __m128i work; |
| flat = _mm_max_epu8(abs_diff(q2p2, q0p0), abs_diff(q3p3, q0p0)); |
| flat = _mm_max_epu8(abs_p1p0, flat); |
| flat = _mm_max_epu8(flat, _mm_srli_si128(flat, 8)); |
| flat = _mm_subs_epu8(flat, one); |
| flat = _mm_cmpeq_epi8(flat, zero); |
| flat = _mm_and_si128(flat, mask); |
| |
| q5p5 = _mm_loadl_epi64((__m128i *)(s - 6 * pitch)); |
| q5p5 = _mm_castps_si128( |
| _mm_loadh_pi(_mm_castsi128_ps(q5p5), (__m64 *)(s + 5 * pitch))); |
| |
| q6p6 = _mm_loadl_epi64((__m128i *)(s - 7 * pitch)); |
| q6p6 = _mm_castps_si128( |
| _mm_loadh_pi(_mm_castsi128_ps(q6p6), (__m64 *)(s + 6 * pitch))); |
| flat2 = _mm_max_epu8(abs_diff(q4p4, q0p0), abs_diff(q5p5, q0p0)); |
| |
| q7p7 = _mm_loadl_epi64((__m128i *)(s - 8 * pitch)); |
| q7p7 = _mm_castps_si128( |
| _mm_loadh_pi(_mm_castsi128_ps(q7p7), (__m64 *)(s + 7 * pitch))); |
| work = _mm_max_epu8(abs_diff(q6p6, q0p0), abs_diff(q7p7, q0p0)); |
| flat2 = _mm_max_epu8(work, flat2); |
| flat2 = _mm_max_epu8(flat2, _mm_srli_si128(flat2, 8)); |
| flat2 = _mm_subs_epu8(flat2, one); |
| flat2 = _mm_cmpeq_epi8(flat2, zero); |
| flat2 = _mm_and_si128(flat2, flat); // flat2 & flat & mask |
| } |
| |
| // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
| // flat and wide flat calculations |
| { |
| const __m128i eight = _mm_set1_epi16(8); |
| const __m128i four = _mm_set1_epi16(4); |
| __m128i p7_16, p6_16, p5_16, p4_16, p3_16, p2_16, p1_16, p0_16; |
| __m128i q7_16, q6_16, q5_16, q4_16, q3_16, q2_16, q1_16, q0_16; |
| __m128i pixelFilter_p, pixelFilter_q; |
| __m128i pixetFilter_p2p1p0, pixetFilter_q2q1q0; |
| __m128i sum_p7, sum_q7, sum_p3, sum_q3, res_p, res_q; |
| |
| p7_16 = _mm_unpacklo_epi8(q7p7, zero); |
| p6_16 = _mm_unpacklo_epi8(q6p6, zero); |
| p5_16 = _mm_unpacklo_epi8(q5p5, zero); |
| p4_16 = _mm_unpacklo_epi8(q4p4, zero); |
| p3_16 = _mm_unpacklo_epi8(q3p3, zero); |
| p2_16 = _mm_unpacklo_epi8(q2p2, zero); |
| p1_16 = _mm_unpacklo_epi8(q1p1, zero); |
| p0_16 = _mm_unpacklo_epi8(q0p0, zero); |
| q0_16 = _mm_unpackhi_epi8(q0p0, zero); |
| q1_16 = _mm_unpackhi_epi8(q1p1, zero); |
| q2_16 = _mm_unpackhi_epi8(q2p2, zero); |
| q3_16 = _mm_unpackhi_epi8(q3p3, zero); |
| q4_16 = _mm_unpackhi_epi8(q4p4, zero); |
| q5_16 = _mm_unpackhi_epi8(q5p5, zero); |
| q6_16 = _mm_unpackhi_epi8(q6p6, zero); |
| q7_16 = _mm_unpackhi_epi8(q7p7, zero); |
| |
| pixelFilter_p = _mm_add_epi16(_mm_add_epi16(p6_16, p5_16), |
| _mm_add_epi16(p4_16, p3_16)); |
| pixelFilter_q = _mm_add_epi16(_mm_add_epi16(q6_16, q5_16), |
| _mm_add_epi16(q4_16, q3_16)); |
| |
| pixetFilter_p2p1p0 = _mm_add_epi16(p0_16, _mm_add_epi16(p2_16, p1_16)); |
| pixelFilter_p = _mm_add_epi16(pixelFilter_p, pixetFilter_p2p1p0); |
| |
| pixetFilter_q2q1q0 = _mm_add_epi16(q0_16, _mm_add_epi16(q2_16, q1_16)); |
| pixelFilter_q = _mm_add_epi16(pixelFilter_q, pixetFilter_q2q1q0); |
| pixelFilter_p = |
| _mm_add_epi16(eight, _mm_add_epi16(pixelFilter_p, pixelFilter_q)); |
| pixetFilter_p2p1p0 = _mm_add_epi16( |
| four, _mm_add_epi16(pixetFilter_p2p1p0, pixetFilter_q2q1q0)); |
| res_p = _mm_srli_epi16( |
| _mm_add_epi16(pixelFilter_p, _mm_add_epi16(p7_16, p0_16)), 4); |
| res_q = _mm_srli_epi16( |
| _mm_add_epi16(pixelFilter_p, _mm_add_epi16(q7_16, q0_16)), 4); |
| flat2_q0p0 = _mm_packus_epi16(res_p, res_q); |
| res_p = _mm_srli_epi16( |
| _mm_add_epi16(pixetFilter_p2p1p0, _mm_add_epi16(p3_16, p0_16)), 3); |
| res_q = _mm_srli_epi16( |
| _mm_add_epi16(pixetFilter_p2p1p0, _mm_add_epi16(q3_16, q0_16)), 3); |
| |
| flat_q0p0 = _mm_packus_epi16(res_p, res_q); |
| |
| sum_p7 = _mm_add_epi16(p7_16, p7_16); |
| sum_q7 = _mm_add_epi16(q7_16, q7_16); |
| sum_p3 = _mm_add_epi16(p3_16, p3_16); |
| sum_q3 = _mm_add_epi16(q3_16, q3_16); |
| |
| pixelFilter_q = _mm_sub_epi16(pixelFilter_p, p6_16); |
| pixelFilter_p = _mm_sub_epi16(pixelFilter_p, q6_16); |
| res_p = _mm_srli_epi16( |
| _mm_add_epi16(pixelFilter_p, _mm_add_epi16(sum_p7, p1_16)), 4); |
| res_q = _mm_srli_epi16( |
| _mm_add_epi16(pixelFilter_q, _mm_add_epi16(sum_q7, q1_16)), 4); |
| flat2_q1p1 = _mm_packus_epi16(res_p, res_q); |
| |
| pixetFilter_q2q1q0 = _mm_sub_epi16(pixetFilter_p2p1p0, p2_16); |
| pixetFilter_p2p1p0 = _mm_sub_epi16(pixetFilter_p2p1p0, q2_16); |
| res_p = _mm_srli_epi16( |
| _mm_add_epi16(pixetFilter_p2p1p0, _mm_add_epi16(sum_p3, p1_16)), 3); |
| res_q = _mm_srli_epi16( |
| _mm_add_epi16(pixetFilter_q2q1q0, _mm_add_epi16(sum_q3, q1_16)), 3); |
| flat_q1p1 = _mm_packus_epi16(res_p, res_q); |
| |
| sum_p7 = _mm_add_epi16(sum_p7, p7_16); |
| sum_q7 = _mm_add_epi16(sum_q7, q7_16); |
| sum_p3 = _mm_add_epi16(sum_p3, p3_16); |
| sum_q3 = _mm_add_epi16(sum_q3, q3_16); |
| |
| pixelFilter_p = _mm_sub_epi16(pixelFilter_p, q5_16); |
| pixelFilter_q = _mm_sub_epi16(pixelFilter_q, p5_16); |
| res_p = _mm_srli_epi16( |
| _mm_add_epi16(pixelFilter_p, _mm_add_epi16(sum_p7, p2_16)), 4); |
| res_q = _mm_srli_epi16( |
| _mm_add_epi16(pixelFilter_q, _mm_add_epi16(sum_q7, q2_16)), 4); |
| flat2_q2p2 = _mm_packus_epi16(res_p, res_q); |
| |
| pixetFilter_p2p1p0 = _mm_sub_epi16(pixetFilter_p2p1p0, q1_16); |
| pixetFilter_q2q1q0 = _mm_sub_epi16(pixetFilter_q2q1q0, p1_16); |
| |
| res_p = _mm_srli_epi16( |
| _mm_add_epi16(pixetFilter_p2p1p0, _mm_add_epi16(sum_p3, p2_16)), 3); |
| res_q = _mm_srli_epi16( |
| _mm_add_epi16(pixetFilter_q2q1q0, _mm_add_epi16(sum_q3, q2_16)), 3); |
| flat_q2p2 = _mm_packus_epi16(res_p, res_q); |
| |
| sum_p7 = _mm_add_epi16(sum_p7, p7_16); |
| sum_q7 = _mm_add_epi16(sum_q7, q7_16); |
| pixelFilter_p = _mm_sub_epi16(pixelFilter_p, q4_16); |
| pixelFilter_q = _mm_sub_epi16(pixelFilter_q, p4_16); |
| res_p = _mm_srli_epi16( |
| _mm_add_epi16(pixelFilter_p, _mm_add_epi16(sum_p7, p3_16)), 4); |
| res_q = _mm_srli_epi16( |
| _mm_add_epi16(pixelFilter_q, _mm_add_epi16(sum_q7, q3_16)), 4); |
| flat2_q3p3 = _mm_packus_epi16(res_p, res_q); |
| |
| sum_p7 = _mm_add_epi16(sum_p7, p7_16); |
| sum_q7 = _mm_add_epi16(sum_q7, q7_16); |
| pixelFilter_p = _mm_sub_epi16(pixelFilter_p, q3_16); |
| pixelFilter_q = _mm_sub_epi16(pixelFilter_q, p3_16); |
| res_p = _mm_srli_epi16( |
| _mm_add_epi16(pixelFilter_p, _mm_add_epi16(sum_p7, p4_16)), 4); |
| res_q = _mm_srli_epi16( |
| _mm_add_epi16(pixelFilter_q, _mm_add_epi16(sum_q7, q4_16)), 4); |
| flat2_q4p4 = _mm_packus_epi16(res_p, res_q); |
| |
| sum_p7 = _mm_add_epi16(sum_p7, p7_16); |
| sum_q7 = _mm_add_epi16(sum_q7, q7_16); |
| pixelFilter_p = _mm_sub_epi16(pixelFilter_p, q2_16); |
| pixelFilter_q = _mm_sub_epi16(pixelFilter_q, p2_16); |
| res_p = _mm_srli_epi16( |
| _mm_add_epi16(pixelFilter_p, _mm_add_epi16(sum_p7, p5_16)), 4); |
| res_q = _mm_srli_epi16( |
| _mm_add_epi16(pixelFilter_q, _mm_add_epi16(sum_q7, q5_16)), 4); |
| flat2_q5p5 = _mm_packus_epi16(res_p, res_q); |
| |
| sum_p7 = _mm_add_epi16(sum_p7, p7_16); |
| sum_q7 = _mm_add_epi16(sum_q7, q7_16); |
| pixelFilter_p = _mm_sub_epi16(pixelFilter_p, q1_16); |
| pixelFilter_q = _mm_sub_epi16(pixelFilter_q, p1_16); |
| res_p = _mm_srli_epi16( |
| _mm_add_epi16(pixelFilter_p, _mm_add_epi16(sum_p7, p6_16)), 4); |
| res_q = _mm_srli_epi16( |
| _mm_add_epi16(pixelFilter_q, _mm_add_epi16(sum_q7, q6_16)), 4); |
| flat2_q6p6 = _mm_packus_epi16(res_p, res_q); |
| } |
| // wide flat |
| // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
| |
| flat = _mm_shuffle_epi32(flat, 68); |
| flat2 = _mm_shuffle_epi32(flat2, 68); |
| |
| q2p2 = _mm_andnot_si128(flat, q2p2); |
| flat_q2p2 = _mm_and_si128(flat, flat_q2p2); |
| q2p2 = _mm_or_si128(q2p2, flat_q2p2); |
| |
| qs1ps1 = _mm_andnot_si128(flat, qs1ps1); |
| flat_q1p1 = _mm_and_si128(flat, flat_q1p1); |
| q1p1 = _mm_or_si128(qs1ps1, flat_q1p1); |
| |
| qs0ps0 = _mm_andnot_si128(flat, qs0ps0); |
| flat_q0p0 = _mm_and_si128(flat, flat_q0p0); |
| q0p0 = _mm_or_si128(qs0ps0, flat_q0p0); |
| |
| q6p6 = _mm_andnot_si128(flat2, q6p6); |
| flat2_q6p6 = _mm_and_si128(flat2, flat2_q6p6); |
| q6p6 = _mm_or_si128(q6p6, flat2_q6p6); |
| _mm_storel_epi64((__m128i *)(s - 7 * pitch), q6p6); |
| _mm_storeh_pi((__m64 *)(s + 6 * pitch), _mm_castsi128_ps(q6p6)); |
| |
| q5p5 = _mm_andnot_si128(flat2, q5p5); |
| flat2_q5p5 = _mm_and_si128(flat2, flat2_q5p5); |
| q5p5 = _mm_or_si128(q5p5, flat2_q5p5); |
| _mm_storel_epi64((__m128i *)(s - 6 * pitch), q5p5); |
| _mm_storeh_pi((__m64 *)(s + 5 * pitch), _mm_castsi128_ps(q5p5)); |
| |
| q4p4 = _mm_andnot_si128(flat2, q4p4); |
| flat2_q4p4 = _mm_and_si128(flat2, flat2_q4p4); |
| q4p4 = _mm_or_si128(q4p4, flat2_q4p4); |
| _mm_storel_epi64((__m128i *)(s - 5 * pitch), q4p4); |
| _mm_storeh_pi((__m64 *)(s + 4 * pitch), _mm_castsi128_ps(q4p4)); |
| |
| q3p3 = _mm_andnot_si128(flat2, q3p3); |
| flat2_q3p3 = _mm_and_si128(flat2, flat2_q3p3); |
| q3p3 = _mm_or_si128(q3p3, flat2_q3p3); |
| _mm_storel_epi64((__m128i *)(s - 4 * pitch), q3p3); |
| _mm_storeh_pi((__m64 *)(s + 3 * pitch), _mm_castsi128_ps(q3p3)); |
| |
| q2p2 = _mm_andnot_si128(flat2, q2p2); |
| flat2_q2p2 = _mm_and_si128(flat2, flat2_q2p2); |
| q2p2 = _mm_or_si128(q2p2, flat2_q2p2); |
| _mm_storel_epi64((__m128i *)(s - 3 * pitch), q2p2); |
| _mm_storeh_pi((__m64 *)(s + 2 * pitch), _mm_castsi128_ps(q2p2)); |
| |
| q1p1 = _mm_andnot_si128(flat2, q1p1); |
| flat2_q1p1 = _mm_and_si128(flat2, flat2_q1p1); |
| q1p1 = _mm_or_si128(q1p1, flat2_q1p1); |
| _mm_storel_epi64((__m128i *)(s - 2 * pitch), q1p1); |
| _mm_storeh_pi((__m64 *)(s + 1 * pitch), _mm_castsi128_ps(q1p1)); |
| |
| q0p0 = _mm_andnot_si128(flat2, q0p0); |
| flat2_q0p0 = _mm_and_si128(flat2, flat2_q0p0); |
| q0p0 = _mm_or_si128(q0p0, flat2_q0p0); |
| _mm_storel_epi64((__m128i *)(s - 1 * pitch), q0p0); |
| _mm_storeh_pi((__m64 *)(s - 0 * pitch), _mm_castsi128_ps(q0p0)); |
| } |
| } |
| |
| static INLINE __m128i filter_add2_sub2(const __m128i *const total, |
| const __m128i *const a1, |
| const __m128i *const a2, |
| const __m128i *const s1, |
| const __m128i *const s2) { |
| __m128i x = _mm_add_epi16(*a1, *total); |
| x = _mm_add_epi16(_mm_sub_epi16(x, _mm_add_epi16(*s1, *s2)), *a2); |
| return x; |
| } |
| |
| static INLINE __m128i filter8_mask(const __m128i *const flat, |
| const __m128i *const other_filt, |
| const __m128i *const f8_lo, |
| const __m128i *const f8_hi) { |
| const __m128i f8 = |
| _mm_packus_epi16(_mm_srli_epi16(*f8_lo, 3), _mm_srli_epi16(*f8_hi, 3)); |
| const __m128i result = _mm_and_si128(*flat, f8); |
| return _mm_or_si128(_mm_andnot_si128(*flat, *other_filt), result); |
| } |
| |
| static INLINE __m128i filter16_mask(const __m128i *const flat, |
| const __m128i *const other_filt, |
| const __m128i *const f_lo, |
| const __m128i *const f_hi) { |
| const __m128i f = |
| _mm_packus_epi16(_mm_srli_epi16(*f_lo, 4), _mm_srli_epi16(*f_hi, 4)); |
| const __m128i result = _mm_and_si128(*flat, f); |
| return _mm_or_si128(_mm_andnot_si128(*flat, *other_filt), result); |
| } |
| |
| void vpx_lpf_horizontal_16_dual_sse2(unsigned char *s, int pitch, |
| const unsigned char *blimit, |
| const unsigned char *limit, |
| const unsigned char *thresh) { |
| const __m128i zero = _mm_set1_epi16(0); |
| const __m128i one = _mm_set1_epi8(1); |
| const __m128i blimit_v = _mm_load_si128((const __m128i *)blimit); |
| const __m128i limit_v = _mm_load_si128((const __m128i *)limit); |
| const __m128i thresh_v = _mm_load_si128((const __m128i *)thresh); |
| __m128i mask, hev, flat, flat2; |
| __m128i p7, p6, p5; |
| __m128i p4, p3, p2, p1, p0, q0, q1, q2, q3, q4; |
| __m128i q5, q6, q7; |
| |
| __m128i op2, op1, op0, oq0, oq1, oq2; |
| |
| __m128i max_abs_p1p0q1q0; |
| |
| p7 = _mm_loadu_si128((__m128i *)(s - 8 * pitch)); |
| p6 = _mm_loadu_si128((__m128i *)(s - 7 * pitch)); |
| p5 = _mm_loadu_si128((__m128i *)(s - 6 * pitch)); |
| p4 = _mm_loadu_si128((__m128i *)(s - 5 * pitch)); |
| p3 = _mm_loadu_si128((__m128i *)(s - 4 * pitch)); |
| p2 = _mm_loadu_si128((__m128i *)(s - 3 * pitch)); |
| p1 = _mm_loadu_si128((__m128i *)(s - 2 * pitch)); |
| p0 = _mm_loadu_si128((__m128i *)(s - 1 * pitch)); |
| q0 = _mm_loadu_si128((__m128i *)(s - 0 * pitch)); |
| q1 = _mm_loadu_si128((__m128i *)(s + 1 * pitch)); |
| q2 = _mm_loadu_si128((__m128i *)(s + 2 * pitch)); |
| q3 = _mm_loadu_si128((__m128i *)(s + 3 * pitch)); |
| q4 = _mm_loadu_si128((__m128i *)(s + 4 * pitch)); |
| q5 = _mm_loadu_si128((__m128i *)(s + 5 * pitch)); |
| q6 = _mm_loadu_si128((__m128i *)(s + 6 * pitch)); |
| q7 = _mm_loadu_si128((__m128i *)(s + 7 * pitch)); |
| |
| { |
| const __m128i abs_p1p0 = abs_diff(p1, p0); |
| const __m128i abs_q1q0 = abs_diff(q1, q0); |
| const __m128i fe = _mm_set1_epi8((int8_t)0xfe); |
| const __m128i ff = _mm_cmpeq_epi8(zero, zero); |
| __m128i abs_p0q0 = abs_diff(p0, q0); |
| __m128i abs_p1q1 = abs_diff(p1, q1); |
| __m128i work; |
| max_abs_p1p0q1q0 = _mm_max_epu8(abs_p1p0, abs_q1q0); |
| |
| abs_p0q0 = _mm_adds_epu8(abs_p0q0, abs_p0q0); |
| abs_p1q1 = _mm_srli_epi16(_mm_and_si128(abs_p1q1, fe), 1); |
| mask = _mm_subs_epu8(_mm_adds_epu8(abs_p0q0, abs_p1q1), blimit_v); |
| mask = _mm_xor_si128(_mm_cmpeq_epi8(mask, zero), ff); |
| // mask |= (abs(p0 - q0) * 2 + abs(p1 - q1) / 2 > blimit) * -1; |
| mask = _mm_max_epu8(max_abs_p1p0q1q0, mask); |
| // mask |= (abs(p1 - p0) > limit) * -1; |
| // mask |= (abs(q1 - q0) > limit) * -1; |
| work = _mm_max_epu8(abs_diff(p2, p1), abs_diff(p3, p2)); |
| mask = _mm_max_epu8(work, mask); |
| work = _mm_max_epu8(abs_diff(q2, q1), abs_diff(q3, q2)); |
| mask = _mm_max_epu8(work, mask); |
| mask = _mm_subs_epu8(mask, limit_v); |
| mask = _mm_cmpeq_epi8(mask, zero); |
| } |
| |
| { |
| __m128i work; |
| work = _mm_max_epu8(abs_diff(p2, p0), abs_diff(q2, q0)); |
| flat = _mm_max_epu8(work, max_abs_p1p0q1q0); |
| work = _mm_max_epu8(abs_diff(p3, p0), abs_diff(q3, q0)); |
| flat = _mm_max_epu8(work, flat); |
| work = _mm_max_epu8(abs_diff(p4, p0), abs_diff(q4, q0)); |
| flat = _mm_subs_epu8(flat, one); |
| flat = _mm_cmpeq_epi8(flat, zero); |
| flat = _mm_and_si128(flat, mask); |
| flat2 = _mm_max_epu8(abs_diff(p5, p0), abs_diff(q5, q0)); |
| flat2 = _mm_max_epu8(work, flat2); |
| work = _mm_max_epu8(abs_diff(p6, p0), abs_diff(q6, q0)); |
| flat2 = _mm_max_epu8(work, flat2); |
| work = _mm_max_epu8(abs_diff(p7, p0), abs_diff(q7, q0)); |
| flat2 = _mm_max_epu8(work, flat2); |
| flat2 = _mm_subs_epu8(flat2, one); |
| flat2 = _mm_cmpeq_epi8(flat2, zero); |
| flat2 = _mm_and_si128(flat2, flat); // flat2 & flat & mask |
| } |
| |
| // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
| // filter4 |
| { |
| const __m128i t4 = _mm_set1_epi8(4); |
| const __m128i t3 = _mm_set1_epi8(3); |
| const __m128i t80 = _mm_set1_epi8((int8_t)0x80); |
| const __m128i te0 = _mm_set1_epi8((int8_t)0xe0); |
| const __m128i t1f = _mm_set1_epi8(0x1f); |
| const __m128i t1 = _mm_set1_epi8(0x1); |
| const __m128i t7f = _mm_set1_epi8(0x7f); |
| const __m128i ff = _mm_cmpeq_epi8(t4, t4); |
| |
| __m128i filt; |
| __m128i work_a; |
| __m128i filter1, filter2; |
| |
| op1 = _mm_xor_si128(p1, t80); |
| op0 = _mm_xor_si128(p0, t80); |
| oq0 = _mm_xor_si128(q0, t80); |
| oq1 = _mm_xor_si128(q1, t80); |
| |
| hev = _mm_subs_epu8(max_abs_p1p0q1q0, thresh_v); |
| hev = _mm_xor_si128(_mm_cmpeq_epi8(hev, zero), ff); |
| filt = _mm_and_si128(_mm_subs_epi8(op1, oq1), hev); |
| |
| work_a = _mm_subs_epi8(oq0, op0); |
| filt = _mm_adds_epi8(filt, work_a); |
| filt = _mm_adds_epi8(filt, work_a); |
| filt = _mm_adds_epi8(filt, work_a); |
| // (vpx_filter + 3 * (qs0 - ps0)) & mask |
| filt = _mm_and_si128(filt, mask); |
| filter1 = _mm_adds_epi8(filt, t4); |
| filter2 = _mm_adds_epi8(filt, t3); |
| |
| // Filter1 >> 3 |
| work_a = _mm_cmpgt_epi8(zero, filter1); |
| filter1 = _mm_srli_epi16(filter1, 3); |
| work_a = _mm_and_si128(work_a, te0); |
| filter1 = _mm_and_si128(filter1, t1f); |
| filter1 = _mm_or_si128(filter1, work_a); |
| oq0 = _mm_xor_si128(_mm_subs_epi8(oq0, filter1), t80); |
| |
| // Filter2 >> 3 |
| work_a = _mm_cmpgt_epi8(zero, filter2); |
| filter2 = _mm_srli_epi16(filter2, 3); |
| work_a = _mm_and_si128(work_a, te0); |
| filter2 = _mm_and_si128(filter2, t1f); |
| filter2 = _mm_or_si128(filter2, work_a); |
| op0 = _mm_xor_si128(_mm_adds_epi8(op0, filter2), t80); |
| |
| // filt >> 1 |
| filt = _mm_adds_epi8(filter1, t1); |
| work_a = _mm_cmpgt_epi8(zero, filt); |
| filt = _mm_srli_epi16(filt, 1); |
| work_a = _mm_and_si128(work_a, t80); |
| filt = _mm_and_si128(filt, t7f); |
| filt = _mm_or_si128(filt, work_a); |
| filt = _mm_andnot_si128(hev, filt); |
| op1 = _mm_xor_si128(_mm_adds_epi8(op1, filt), t80); |
| oq1 = _mm_xor_si128(_mm_subs_epi8(oq1, filt), t80); |
| // loopfilter done |
| |
| // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
| // filter8 |
| { |
| const __m128i four = _mm_set1_epi16(4); |
| const __m128i p3_lo = _mm_unpacklo_epi8(p3, zero); |
| const __m128i p2_lo = _mm_unpacklo_epi8(p2, zero); |
| const __m128i p1_lo = _mm_unpacklo_epi8(p1, zero); |
| const __m128i p0_lo = _mm_unpacklo_epi8(p0, zero); |
| const __m128i q0_lo = _mm_unpacklo_epi8(q0, zero); |
| const __m128i q1_lo = _mm_unpacklo_epi8(q1, zero); |
| const __m128i q2_lo = _mm_unpacklo_epi8(q2, zero); |
| const __m128i q3_lo = _mm_unpacklo_epi8(q3, zero); |
| |
| const __m128i p3_hi = _mm_unpackhi_epi8(p3, zero); |
| const __m128i p2_hi = _mm_unpackhi_epi8(p2, zero); |
| const __m128i p1_hi = _mm_unpackhi_epi8(p1, zero); |
| const __m128i p0_hi = _mm_unpackhi_epi8(p0, zero); |
| const __m128i q0_hi = _mm_unpackhi_epi8(q0, zero); |
| const __m128i q1_hi = _mm_unpackhi_epi8(q1, zero); |
| const __m128i q2_hi = _mm_unpackhi_epi8(q2, zero); |
| const __m128i q3_hi = _mm_unpackhi_epi8(q3, zero); |
| __m128i f8_lo, f8_hi; |
| |
| f8_lo = _mm_add_epi16(_mm_add_epi16(p3_lo, four), |
| _mm_add_epi16(p3_lo, p2_lo)); |
| f8_lo = _mm_add_epi16(_mm_add_epi16(p3_lo, f8_lo), |
| _mm_add_epi16(p2_lo, p1_lo)); |
| f8_lo = _mm_add_epi16(_mm_add_epi16(p0_lo, q0_lo), f8_lo); |
| |
| f8_hi = _mm_add_epi16(_mm_add_epi16(p3_hi, four), |
| _mm_add_epi16(p3_hi, p2_hi)); |
| f8_hi = _mm_add_epi16(_mm_add_epi16(p3_hi, f8_hi), |
| _mm_add_epi16(p2_hi, p1_hi)); |
| f8_hi = _mm_add_epi16(_mm_add_epi16(p0_hi, q0_hi), f8_hi); |
| |
| op2 = filter8_mask(&flat, &p2, &f8_lo, &f8_hi); |
| |
| f8_lo = filter_add2_sub2(&f8_lo, &q1_lo, &p1_lo, &p2_lo, &p3_lo); |
| f8_hi = filter_add2_sub2(&f8_hi, &q1_hi, &p1_hi, &p2_hi, &p3_hi); |
| op1 = filter8_mask(&flat, &op1, &f8_lo, &f8_hi); |
| |
| f8_lo = filter_add2_sub2(&f8_lo, &q2_lo, &p0_lo, &p1_lo, &p3_lo); |
| f8_hi = filter_add2_sub2(&f8_hi, &q2_hi, &p0_hi, &p1_hi, &p3_hi); |
| op0 = filter8_mask(&flat, &op0, &f8_lo, &f8_hi); |
| |
| f8_lo = filter_add2_sub2(&f8_lo, &q3_lo, &q0_lo, &p0_lo, &p3_lo); |
| f8_hi = filter_add2_sub2(&f8_hi, &q3_hi, &q0_hi, &p0_hi, &p3_hi); |
| oq0 = filter8_mask(&flat, &oq0, &f8_lo, &f8_hi); |
| |
| f8_lo = filter_add2_sub2(&f8_lo, &q3_lo, &q1_lo, &q0_lo, &p2_lo); |
| f8_hi = filter_add2_sub2(&f8_hi, &q3_hi, &q1_hi, &q0_hi, &p2_hi); |
| oq1 = filter8_mask(&flat, &oq1, &f8_lo, &f8_hi); |
| |
| f8_lo = filter_add2_sub2(&f8_lo, &q3_lo, &q2_lo, &q1_lo, &p1_lo); |
| f8_hi = filter_add2_sub2(&f8_hi, &q3_hi, &q2_hi, &q1_hi, &p1_hi); |
| oq2 = filter8_mask(&flat, &q2, &f8_lo, &f8_hi); |
| } |
| |
| // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
| // wide flat calculations |
| { |
| const __m128i eight = _mm_set1_epi16(8); |
| const __m128i p7_lo = _mm_unpacklo_epi8(p7, zero); |
| const __m128i p6_lo = _mm_unpacklo_epi8(p6, zero); |
| const __m128i p5_lo = _mm_unpacklo_epi8(p5, zero); |
| const __m128i p4_lo = _mm_unpacklo_epi8(p4, zero); |
| const __m128i p3_lo = _mm_unpacklo_epi8(p3, zero); |
| const __m128i p2_lo = _mm_unpacklo_epi8(p2, zero); |
| const __m128i p1_lo = _mm_unpacklo_epi8(p1, zero); |
| const __m128i p0_lo = _mm_unpacklo_epi8(p0, zero); |
| const __m128i q0_lo = _mm_unpacklo_epi8(q0, zero); |
| const __m128i q1_lo = _mm_unpacklo_epi8(q1, zero); |
| const __m128i q2_lo = _mm_unpacklo_epi8(q2, zero); |
| const __m128i q3_lo = _mm_unpacklo_epi8(q3, zero); |
| const __m128i q4_lo = _mm_unpacklo_epi8(q4, zero); |
| const __m128i q5_lo = _mm_unpacklo_epi8(q5, zero); |
| const __m128i q6_lo = _mm_unpacklo_epi8(q6, zero); |
| const __m128i q7_lo = _mm_unpacklo_epi8(q7, zero); |
| |
| const __m128i p7_hi = _mm_unpackhi_epi8(p7, zero); |
| const __m128i p6_hi = _mm_unpackhi_epi8(p6, zero); |
| const __m128i p5_hi = _mm_unpackhi_epi8(p5, zero); |
| const __m128i p4_hi = _mm_unpackhi_epi8(p4, zero); |
| const __m128i p3_hi = _mm_unpackhi_epi8(p3, zero); |
| const __m128i p2_hi = _mm_unpackhi_epi8(p2, zero); |
| const __m128i p1_hi = _mm_unpackhi_epi8(p1, zero); |
| const __m128i p0_hi = _mm_unpackhi_epi8(p0, zero); |
| const __m128i q0_hi = _mm_unpackhi_epi8(q0, zero); |
| const __m128i q1_hi = _mm_unpackhi_epi8(q1, zero); |
| const __m128i q2_hi = _mm_unpackhi_epi8(q2, zero); |
| const __m128i q3_hi = _mm_unpackhi_epi8(q3, zero); |
| const __m128i q4_hi = _mm_unpackhi_epi8(q4, zero); |
| const __m128i q5_hi = _mm_unpackhi_epi8(q5, zero); |
| const __m128i q6_hi = _mm_unpackhi_epi8(q6, zero); |
| const __m128i q7_hi = _mm_unpackhi_epi8(q7, zero); |
| |
| __m128i f_lo; |
| __m128i f_hi; |
| |
| f_lo = _mm_sub_epi16(_mm_slli_epi16(p7_lo, 3), p7_lo); // p7 * 7 |
| f_lo = |
| _mm_add_epi16(_mm_slli_epi16(p6_lo, 1), _mm_add_epi16(p4_lo, f_lo)); |
| f_lo = _mm_add_epi16(_mm_add_epi16(p3_lo, f_lo), |
| _mm_add_epi16(p2_lo, p1_lo)); |
| f_lo = _mm_add_epi16(_mm_add_epi16(p0_lo, q0_lo), f_lo); |
| f_lo = _mm_add_epi16(_mm_add_epi16(p5_lo, eight), f_lo); |
| |
| f_hi = _mm_sub_epi16(_mm_slli_epi16(p7_hi, 3), p7_hi); // p7 * 7 |
| f_hi = |
| _mm_add_epi16(_mm_slli_epi16(p6_hi, 1), _mm_add_epi16(p4_hi, f_hi)); |
| f_hi = _mm_add_epi16(_mm_add_epi16(p3_hi, f_hi), |
| _mm_add_epi16(p2_hi, p1_hi)); |
| f_hi = _mm_add_epi16(_mm_add_epi16(p0_hi, q0_hi), f_hi); |
| f_hi = _mm_add_epi16(_mm_add_epi16(p5_hi, eight), f_hi); |
| |
| p6 = filter16_mask(&flat2, &p6, &f_lo, &f_hi); |
| _mm_storeu_si128((__m128i *)(s - 7 * pitch), p6); |
| |
| f_lo = filter_add2_sub2(&f_lo, &q1_lo, &p5_lo, &p6_lo, &p7_lo); |
| f_hi = filter_add2_sub2(&f_hi, &q1_hi, &p5_hi, &p6_hi, &p7_hi); |
| p5 = filter16_mask(&flat2, &p5, &f_lo, &f_hi); |
| _mm_storeu_si128((__m128i *)(s - 6 * pitch), p5); |
| |
| f_lo = filter_add2_sub2(&f_lo, &q2_lo, &p4_lo, &p5_lo, &p7_lo); |
| f_hi = filter_add2_sub2(&f_hi, &q2_hi, &p4_hi, &p5_hi, &p7_hi); |
| p4 = filter16_mask(&flat2, &p4, &f_lo, &f_hi); |
| _mm_storeu_si128((__m128i *)(s - 5 * pitch), p4); |
| |
| f_lo = filter_add2_sub2(&f_lo, &q3_lo, &p3_lo, &p4_lo, &p7_lo); |
| f_hi = filter_add2_sub2(&f_hi, &q3_hi, &p3_hi, &p4_hi, &p7_hi); |
| p3 = filter16_mask(&flat2, &p3, &f_lo, &f_hi); |
| _mm_storeu_si128((__m128i *)(s - 4 * pitch), p3); |
| |
| f_lo = filter_add2_sub2(&f_lo, &q4_lo, &p2_lo, &p3_lo, &p7_lo); |
| f_hi = filter_add2_sub2(&f_hi, &q4_hi, &p2_hi, &p3_hi, &p7_hi); |
| op2 = filter16_mask(&flat2, &op2, &f_lo, &f_hi); |
| _mm_storeu_si128((__m128i *)(s - 3 * pitch), op2); |
| |
| f_lo = filter_add2_sub2(&f_lo, &q5_lo, &p1_lo, &p2_lo, &p7_lo); |
| f_hi = filter_add2_sub2(&f_hi, &q5_hi, &p1_hi, &p2_hi, &p7_hi); |
| op1 = filter16_mask(&flat2, &op1, &f_lo, &f_hi); |
| _mm_storeu_si128((__m128i *)(s - 2 * pitch), op1); |
| |
| f_lo = filter_add2_sub2(&f_lo, &q6_lo, &p0_lo, &p1_lo, &p7_lo); |
| f_hi = filter_add2_sub2(&f_hi, &q6_hi, &p0_hi, &p1_hi, &p7_hi); |
| op0 = filter16_mask(&flat2, &op0, &f_lo, &f_hi); |
| _mm_storeu_si128((__m128i *)(s - 1 * pitch), op0); |
| |
| f_lo = filter_add2_sub2(&f_lo, &q7_lo, &q0_lo, &p0_lo, &p7_lo); |
| f_hi = filter_add2_sub2(&f_hi, &q7_hi, &q0_hi, &p0_hi, &p7_hi); |
| oq0 = filter16_mask(&flat2, &oq0, &f_lo, &f_hi); |
| _mm_storeu_si128((__m128i *)(s - 0 * pitch), oq0); |
| |
| f_lo = filter_add2_sub2(&f_lo, &q7_lo, &q1_lo, &p6_lo, &q0_lo); |
| f_hi = filter_add2_sub2(&f_hi, &q7_hi, &q1_hi, &p6_hi, &q0_hi); |
| oq1 = filter16_mask(&flat2, &oq1, &f_lo, &f_hi); |
| _mm_storeu_si128((__m128i *)(s + 1 * pitch), oq1); |
| |
| f_lo = filter_add2_sub2(&f_lo, &q7_lo, &q2_lo, &p5_lo, &q1_lo); |
| f_hi = filter_add2_sub2(&f_hi, &q7_hi, &q2_hi, &p5_hi, &q1_hi); |
| oq2 = filter16_mask(&flat2, &oq2, &f_lo, &f_hi); |
| _mm_storeu_si128((__m128i *)(s + 2 * pitch), oq2); |
| |
| f_lo = filter_add2_sub2(&f_lo, &q7_lo, &q3_lo, &p4_lo, &q2_lo); |
| f_hi = filter_add2_sub2(&f_hi, &q7_hi, &q3_hi, &p4_hi, &q2_hi); |
| q3 = filter16_mask(&flat2, &q3, &f_lo, &f_hi); |
| _mm_storeu_si128((__m128i *)(s + 3 * pitch), q3); |
| |
| f_lo = filter_add2_sub2(&f_lo, &q7_lo, &q4_lo, &p3_lo, &q3_lo); |
| f_hi = filter_add2_sub2(&f_hi, &q7_hi, &q4_hi, &p3_hi, &q3_hi); |
| q4 = filter16_mask(&flat2, &q4, &f_lo, &f_hi); |
| _mm_storeu_si128((__m128i *)(s + 4 * pitch), q4); |
| |
| f_lo = filter_add2_sub2(&f_lo, &q7_lo, &q5_lo, &p2_lo, &q4_lo); |
| f_hi = filter_add2_sub2(&f_hi, &q7_hi, &q5_hi, &p2_hi, &q4_hi); |
| q5 = filter16_mask(&flat2, &q5, &f_lo, &f_hi); |
| _mm_storeu_si128((__m128i *)(s + 5 * pitch), q5); |
| |
| f_lo = filter_add2_sub2(&f_lo, &q7_lo, &q6_lo, &p1_lo, &q5_lo); |
| f_hi = filter_add2_sub2(&f_hi, &q7_hi, &q6_hi, &p1_hi, &q5_hi); |
| q6 = filter16_mask(&flat2, &q6, &f_lo, &f_hi); |
| _mm_storeu_si128((__m128i *)(s + 6 * pitch), q6); |
| } |
| // wide flat |
| // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
| } |
| } |
| |
| void vpx_lpf_horizontal_8_sse2(unsigned char *s, int pitch, |
| const unsigned char *blimit, |
| const unsigned char *limit, |
| const unsigned char *thresh) { |
| DECLARE_ALIGNED(16, unsigned char, flat_op2[16]); |
| DECLARE_ALIGNED(16, unsigned char, flat_op1[16]); |
| DECLARE_ALIGNED(16, unsigned char, flat_op0[16]); |
| DECLARE_ALIGNED(16, unsigned char, flat_oq2[16]); |
| DECLARE_ALIGNED(16, unsigned char, flat_oq1[16]); |
| DECLARE_ALIGNED(16, unsigned char, flat_oq0[16]); |
| const __m128i zero = _mm_set1_epi16(0); |
| const __m128i blimit_v = _mm_load_si128((const __m128i *)blimit); |
| const __m128i limit_v = _mm_load_si128((const __m128i *)limit); |
| const __m128i thresh_v = _mm_load_si128((const __m128i *)thresh); |
| __m128i mask, hev, flat; |
| __m128i p3, p2, p1, p0, q0, q1, q2, q3; |
| __m128i q3p3, q2p2, q1p1, q0p0, p1q1, p0q0; |
| |
| q3p3 = _mm_unpacklo_epi64(_mm_loadl_epi64((__m128i *)(s - 4 * pitch)), |
| _mm_loadl_epi64((__m128i *)(s + 3 * pitch))); |
| q2p2 = _mm_unpacklo_epi64(_mm_loadl_epi64((__m128i *)(s - 3 * pitch)), |
| _mm_loadl_epi64((__m128i *)(s + 2 * pitch))); |
| q1p1 = _mm_unpacklo_epi64(_mm_loadl_epi64((__m128i *)(s - 2 * pitch)), |
| _mm_loadl_epi64((__m128i *)(s + 1 * pitch))); |
| q0p0 = _mm_unpacklo_epi64(_mm_loadl_epi64((__m128i *)(s - 1 * pitch)), |
| _mm_loadl_epi64((__m128i *)(s - 0 * pitch))); |
| p1q1 = _mm_shuffle_epi32(q1p1, 78); |
| p0q0 = _mm_shuffle_epi32(q0p0, 78); |
| |
| { |
| // filter_mask and hev_mask |
| const __m128i one = _mm_set1_epi8(1); |
| const __m128i fe = _mm_set1_epi8((int8_t)0xfe); |
| const __m128i ff = _mm_cmpeq_epi8(fe, fe); |
| __m128i abs_p1q1, abs_p0q0, abs_q1q0, abs_p1p0, work; |
| abs_p1p0 = abs_diff(q1p1, q0p0); |
| abs_q1q0 = _mm_srli_si128(abs_p1p0, 8); |
| |
| abs_p0q0 = abs_diff(q0p0, p0q0); |
| abs_p1q1 = abs_diff(q1p1, p1q1); |
| flat = _mm_max_epu8(abs_p1p0, abs_q1q0); |
| hev = _mm_subs_epu8(flat, thresh_v); |
| hev = _mm_xor_si128(_mm_cmpeq_epi8(hev, zero), ff); |
| |
| abs_p0q0 = _mm_adds_epu8(abs_p0q0, abs_p0q0); |
| abs_p1q1 = _mm_srli_epi16(_mm_and_si128(abs_p1q1, fe), 1); |
| mask = _mm_subs_epu8(_mm_adds_epu8(abs_p0q0, abs_p1q1), blimit_v); |
| mask = _mm_xor_si128(_mm_cmpeq_epi8(mask, zero), ff); |
| // mask |= (abs(p0 - q0) * 2 + abs(p1 - q1) / 2 > blimit) * -1; |
| mask = _mm_max_epu8(abs_p1p0, mask); |
| // mask |= (abs(p1 - p0) > limit) * -1; |
| // mask |= (abs(q1 - q0) > limit) * -1; |
| |
| work = _mm_max_epu8(abs_diff(q2p2, q1p1), abs_diff(q3p3, q2p2)); |
| mask = _mm_max_epu8(work, mask); |
| mask = _mm_max_epu8(mask, _mm_srli_si128(mask, 8)); |
| mask = _mm_subs_epu8(mask, limit_v); |
| mask = _mm_cmpeq_epi8(mask, zero); |
| |
| // flat_mask4 |
| |
| flat = _mm_max_epu8(abs_diff(q2p2, q0p0), abs_diff(q3p3, q0p0)); |
| flat = _mm_max_epu8(abs_p1p0, flat); |
| flat = _mm_max_epu8(flat, _mm_srli_si128(flat, 8)); |
| flat = _mm_subs_epu8(flat, one); |
| flat = _mm_cmpeq_epi8(flat, zero); |
| flat = _mm_and_si128(flat, mask); |
| } |
| |
| { |
| const __m128i four = _mm_set1_epi16(4); |
| unsigned char *src = s; |
| { |
| __m128i workp_a, workp_b, workp_shft; |
| p3 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 4 * pitch)), |
| zero); |
| p2 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 3 * pitch)), |
| zero); |
| p1 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 2 * pitch)), |
| zero); |
| p0 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 1 * pitch)), |
| zero); |
| q0 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 0 * pitch)), |
| zero); |
| q1 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src + 1 * pitch)), |
| zero); |
| q2 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src + 2 * pitch)), |
| zero); |
| q3 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src + 3 * pitch)), |
| zero); |
| |
| workp_a = _mm_add_epi16(_mm_add_epi16(p3, p3), _mm_add_epi16(p2, p1)); |
| workp_a = _mm_add_epi16(_mm_add_epi16(workp_a, four), p0); |
| workp_b = _mm_add_epi16(_mm_add_epi16(q0, p2), p3); |
| workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); |
| _mm_storel_epi64((__m128i *)&flat_op2[0], |
| _mm_packus_epi16(workp_shft, workp_shft)); |
| |
| workp_b = _mm_add_epi16(_mm_add_epi16(q0, q1), p1); |
| workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); |
| _mm_storel_epi64((__m128i *)&flat_op1[0], |
| _mm_packus_epi16(workp_shft, workp_shft)); |
| |
| workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p3), q2); |
| workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, p1), p0); |
| workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); |
| _mm_storel_epi64((__m128i *)&flat_op0[0], |
| _mm_packus_epi16(workp_shft, workp_shft)); |
| |
| workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p3), q3); |
| workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, p0), q0); |
| workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); |
| _mm_storel_epi64((__m128i *)&flat_oq0[0], |
| _mm_packus_epi16(workp_shft, workp_shft)); |
| |
| workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p2), q3); |
| workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, q0), q1); |
| workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); |
| _mm_storel_epi64((__m128i *)&flat_oq1[0], |
| _mm_packus_epi16(workp_shft, workp_shft)); |
| |
| workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p1), q3); |
| workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, q1), q2); |
| workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); |
| _mm_storel_epi64((__m128i *)&flat_oq2[0], |
| _mm_packus_epi16(workp_shft, workp_shft)); |
| } |
| } |
| // lp filter |
| { |
| const __m128i t4 = _mm_set1_epi8(4); |
| const __m128i t3 = _mm_set1_epi8(3); |
| const __m128i t80 = _mm_set1_epi8((int8_t)0x80); |
| const __m128i t1 = _mm_set1_epi8(0x1); |
| const __m128i ps1 = |
| _mm_xor_si128(_mm_loadl_epi64((__m128i *)(s - 2 * pitch)), t80); |
| const __m128i ps0 = |
| _mm_xor_si128(_mm_loadl_epi64((__m128i *)(s - 1 * pitch)), t80); |
| const __m128i qs0 = |
| _mm_xor_si128(_mm_loadl_epi64((__m128i *)(s + 0 * pitch)), t80); |
| const __m128i qs1 = |
| _mm_xor_si128(_mm_loadl_epi64((__m128i *)(s + 1 * pitch)), t80); |
| __m128i filt; |
| __m128i work_a; |
| __m128i filter1, filter2; |
| |
| filt = _mm_and_si128(_mm_subs_epi8(ps1, qs1), hev); |
| work_a = _mm_subs_epi8(qs0, ps0); |
| filt = _mm_adds_epi8(filt, work_a); |
| filt = _mm_adds_epi8(filt, work_a); |
| filt = _mm_adds_epi8(filt, work_a); |
| // (vpx_filter + 3 * (qs0 - ps0)) & mask |
| filt = _mm_and_si128(filt, mask); |
| |
| filter1 = _mm_adds_epi8(filt, t4); |
| filter2 = _mm_adds_epi8(filt, t3); |
| |
| // Filter1 >> 3 |
| filter1 = _mm_unpacklo_epi8(zero, filter1); |
| filter1 = _mm_srai_epi16(filter1, 11); |
| filter1 = _mm_packs_epi16(filter1, filter1); |
| |
| // Filter2 >> 3 |
| filter2 = _mm_unpacklo_epi8(zero, filter2); |
| filter2 = _mm_srai_epi16(filter2, 11); |
| filter2 = _mm_packs_epi16(filter2, zero); |
| |
| // filt >> 1 |
| filt = _mm_adds_epi8(filter1, t1); |
| filt = _mm_unpacklo_epi8(zero, filt); |
| filt = _mm_srai_epi16(filt, 9); |
| filt = _mm_packs_epi16(filt, zero); |
| |
| filt = _mm_andnot_si128(hev, filt); |
| |
| work_a = _mm_xor_si128(_mm_subs_epi8(qs0, filter1), t80); |
| q0 = _mm_loadl_epi64((__m128i *)flat_oq0); |
| work_a = _mm_andnot_si128(flat, work_a); |
| q0 = _mm_and_si128(flat, q0); |
| q0 = _mm_or_si128(work_a, q0); |
| |
| work_a = _mm_xor_si128(_mm_subs_epi8(qs1, filt), t80); |
| q1 = _mm_loadl_epi64((__m128i *)flat_oq1); |
| work_a = _mm_andnot_si128(flat, work_a); |
| q1 = _mm_and_si128(flat, q1); |
| q1 = _mm_or_si128(work_a, q1); |
| |
| work_a = _mm_loadu_si128((__m128i *)(s + 2 * pitch)); |
| q2 = _mm_loadl_epi64((__m128i *)flat_oq2); |
| work_a = _mm_andnot_si128(flat, work_a); |
| q2 = _mm_and_si128(flat, q2); |
| q2 = _mm_or_si128(work_a, q2); |
| |
| work_a = _mm_xor_si128(_mm_adds_epi8(ps0, filter2), t80); |
| p0 = _mm_loadl_epi64((__m128i *)flat_op0); |
| work_a = _mm_andnot_si128(flat, work_a); |
| p0 = _mm_and_si128(flat, p0); |
| p0 = _mm_or_si128(work_a, p0); |
| |
| work_a = _mm_xor_si128(_mm_adds_epi8(ps1, filt), t80); |
| p1 = _mm_loadl_epi64((__m128i *)flat_op1); |
| work_a = _mm_andnot_si128(flat, work_a); |
| p1 = _mm_and_si128(flat, p1); |
| p1 = _mm_or_si128(work_a, p1); |
| |
| work_a = _mm_loadu_si128((__m128i *)(s - 3 * pitch)); |
| p2 = _mm_loadl_epi64((__m128i *)flat_op2); |
| work_a = _mm_andnot_si128(flat, work_a); |
| p2 = _mm_and_si128(flat, p2); |
| p2 = _mm_or_si128(work_a, p2); |
| |
| _mm_storel_epi64((__m128i *)(s - 3 * pitch), p2); |
| _mm_storel_epi64((__m128i *)(s - 2 * pitch), p1); |
| _mm_storel_epi64((__m128i *)(s - 1 * pitch), p0); |
| _mm_storel_epi64((__m128i *)(s + 0 * pitch), q0); |
| _mm_storel_epi64((__m128i *)(s + 1 * pitch), q1); |
| _mm_storel_epi64((__m128i *)(s + 2 * pitch), q2); |
| } |
| } |
| |
| void vpx_lpf_horizontal_8_dual_sse2( |
| uint8_t *s, int pitch, const uint8_t *blimit0, const uint8_t *limit0, |
| const uint8_t *thresh0, const uint8_t *blimit1, const uint8_t *limit1, |
| const uint8_t *thresh1) { |
| DECLARE_ALIGNED(16, unsigned char, flat_op2[16]); |
| DECLARE_ALIGNED(16, unsigned char, flat_op1[16]); |
| DECLARE_ALIGNED(16, unsigned char, flat_op0[16]); |
| DECLARE_ALIGNED(16, unsigned char, flat_oq2[16]); |
| DECLARE_ALIGNED(16, unsigned char, flat_oq1[16]); |
| DECLARE_ALIGNED(16, unsigned char, flat_oq0[16]); |
| const __m128i zero = _mm_set1_epi16(0); |
| const __m128i blimit = |
| _mm_unpacklo_epi64(_mm_load_si128((const __m128i *)blimit0), |
| _mm_load_si128((const __m128i *)blimit1)); |
| const __m128i limit = |
| _mm_unpacklo_epi64(_mm_load_si128((const __m128i *)limit0), |
| _mm_load_si128((const __m128i *)limit1)); |
| const __m128i thresh = |
| _mm_unpacklo_epi64(_mm_load_si128((const __m128i *)thresh0), |
| _mm_load_si128((const __m128i *)thresh1)); |
| |
| __m128i mask, hev, flat; |
| __m128i p3, p2, p1, p0, q0, q1, q2, q3; |
| |
| p3 = _mm_loadu_si128((__m128i *)(s - 4 * pitch)); |
| p2 = _mm_loadu_si128((__m128i *)(s - 3 * pitch)); |
| p1 = _mm_loadu_si128((__m128i *)(s - 2 * pitch)); |
| p0 = _mm_loadu_si128((__m128i *)(s - 1 * pitch)); |
| q0 = _mm_loadu_si128((__m128i *)(s - 0 * pitch)); |
| q1 = _mm_loadu_si128((__m128i *)(s + 1 * pitch)); |
| q2 = _mm_loadu_si128((__m128i *)(s + 2 * pitch)); |
| q3 = _mm_loadu_si128((__m128i *)(s + 3 * pitch)); |
| { |
| const __m128i abs_p1p0 = |
| _mm_or_si128(_mm_subs_epu8(p1, p0), _mm_subs_epu8(p0, p1)); |
| const __m128i abs_q1q0 = |
| _mm_or_si128(_mm_subs_epu8(q1, q0), _mm_subs_epu8(q0, q1)); |
| const __m128i one = _mm_set1_epi8(1); |
| const __m128i fe = _mm_set1_epi8((int8_t)0xfe); |
| const __m128i ff = _mm_cmpeq_epi8(abs_p1p0, abs_p1p0); |
| __m128i abs_p0q0 = |
| _mm_or_si128(_mm_subs_epu8(p0, q0), _mm_subs_epu8(q0, p0)); |
| __m128i abs_p1q1 = |
| _mm_or_si128(_mm_subs_epu8(p1, q1), _mm_subs_epu8(q1, p1)); |
| __m128i work; |
| |
| // filter_mask and hev_mask |
| flat = _mm_max_epu8(abs_p1p0, abs_q1q0); |
| hev = _mm_subs_epu8(flat, thresh); |
| hev = _mm_xor_si128(_mm_cmpeq_epi8(hev, zero), ff); |
| |
| abs_p0q0 = _mm_adds_epu8(abs_p0q0, abs_p0q0); |
| abs_p1q1 = _mm_srli_epi16(_mm_and_si128(abs_p1q1, fe), 1); |
| mask = _mm_subs_epu8(_mm_adds_epu8(abs_p0q0, abs_p1q1), blimit); |
| mask = _mm_xor_si128(_mm_cmpeq_epi8(mask, zero), ff); |
| // mask |= (abs(p0 - q0) * 2 + abs(p1 - q1) / 2 > blimit) * -1; |
| mask = _mm_max_epu8(flat, mask); |
| // mask |= (abs(p1 - p0) > limit) * -1; |
| // mask |= (abs(q1 - q0) > limit) * -1; |
| work = _mm_max_epu8( |
| _mm_or_si128(_mm_subs_epu8(p2, p1), _mm_subs_epu8(p1, p2)), |
| _mm_or_si128(_mm_subs_epu8(p3, p2), _mm_subs_epu8(p2, p3))); |
| mask = _mm_max_epu8(work, mask); |
| work = _mm_max_epu8( |
| _mm_or_si128(_mm_subs_epu8(q2, q1), _mm_subs_epu8(q1, q2)), |
| _mm_or_si128(_mm_subs_epu8(q3, q2), _mm_subs_epu8(q2, q3))); |
| mask = _mm_max_epu8(work, mask); |
| mask = _mm_subs_epu8(mask, limit); |
| mask = _mm_cmpeq_epi8(mask, zero); |
| |
| // flat_mask4 |
| work = _mm_max_epu8( |
| _mm_or_si128(_mm_subs_epu8(p2, p0), _mm_subs_epu8(p0, p2)), |
| _mm_or_si128(_mm_subs_epu8(q2, q0), _mm_subs_epu8(q0, q2))); |
| flat = _mm_max_epu8(work, flat); |
| work = _mm_max_epu8( |
| _mm_or_si128(_mm_subs_epu8(p3, p0), _mm_subs_epu8(p0, p3)), |
| _mm_or_si128(_mm_subs_epu8(q3, q0), _mm_subs_epu8(q0, q3))); |
| flat = _mm_max_epu8(work, flat); |
| flat = _mm_subs_epu8(flat, one); |
| flat = _mm_cmpeq_epi8(flat, zero); |
| flat = _mm_and_si128(flat, mask); |
| } |
| { |
| const __m128i four = _mm_set1_epi16(4); |
| unsigned char *src = s; |
| int i = 0; |
| |
| do { |
| __m128i workp_a, workp_b, workp_shft; |
| p3 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 4 * pitch)), |
| zero); |
| p2 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 3 * pitch)), |
| zero); |
| p1 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 2 * pitch)), |
| zero); |
| p0 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 1 * pitch)), |
| zero); |
| q0 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 0 * pitch)), |
| zero); |
| q1 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src + 1 * pitch)), |
| zero); |
| q2 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src + 2 * pitch)), |
| zero); |
| q3 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src + 3 * pitch)), |
| zero); |
| |
| workp_a = _mm_add_epi16(_mm_add_epi16(p3, p3), _mm_add_epi16(p2, p1)); |
| workp_a = _mm_add_epi16(_mm_add_epi16(workp_a, four), p0); |
| workp_b = _mm_add_epi16(_mm_add_epi16(q0, p2), p3); |
| workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); |
| _mm_storel_epi64((__m128i *)&flat_op2[i * 8], |
| _mm_packus_epi16(workp_shft, workp_shft)); |
| |
| workp_b = _mm_add_epi16(_mm_add_epi16(q0, q1), p1); |
| workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); |
| _mm_storel_epi64((__m128i *)&flat_op1[i * 8], |
| _mm_packus_epi16(workp_shft, workp_shft)); |
| |
| workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p3), q2); |
| workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, p1), p0); |
| workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); |
| _mm_storel_epi64((__m128i *)&flat_op0[i * 8], |
| _mm_packus_epi16(workp_shft, workp_shft)); |
| |
| workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p3), q3); |
| workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, p0), q0); |
| workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); |
| _mm_storel_epi64((__m128i *)&flat_oq0[i * 8], |
| _mm_packus_epi16(workp_shft, workp_shft)); |
| |
| workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p2), q3); |
| workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, q0), q1); |
| workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); |
| _mm_storel_epi64((__m128i *)&flat_oq1[i * 8], |
| _mm_packus_epi16(workp_shft, workp_shft)); |
| |
| workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p1), q3); |
| workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, q1), q2); |
| workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); |
| _mm_storel_epi64((__m128i *)&flat_oq2[i * 8], |
| _mm_packus_epi16(workp_shft, workp_shft)); |
| |
| src += 8; |
| } while (++i < 2); |
| } |
| // lp filter |
| { |
| const __m128i t4 = _mm_set1_epi8(4); |
| const __m128i t3 = _mm_set1_epi8(3); |
| const __m128i t80 = _mm_set1_epi8((int8_t)0x80); |
| const __m128i te0 = _mm_set1_epi8((int8_t)0xe0); |
| const __m128i t1f = _mm_set1_epi8(0x1f); |
| const __m128i t1 = _mm_set1_epi8(0x1); |
| const __m128i t7f = _mm_set1_epi8(0x7f); |
| |
| const __m128i ps1 = |
| _mm_xor_si128(_mm_loadu_si128((__m128i *)(s - 2 * pitch)), t80); |
| const __m128i ps0 = |
| _mm_xor_si128(_mm_loadu_si128((__m128i *)(s - 1 * pitch)), t80); |
| const __m128i qs0 = |
| _mm_xor_si128(_mm_loadu_si128((__m128i *)(s + 0 * pitch)), t80); |
| const __m128i qs1 = |
| _mm_xor_si128(_mm_loadu_si128((__m128i *)(s + 1 * pitch)), t80); |
| __m128i filt; |
| __m128i work_a; |
| __m128i filter1, filter2; |
| |
| filt = _mm_and_si128(_mm_subs_epi8(ps1, qs1), hev); |
| work_a = _mm_subs_epi8(qs0, ps0); |
| filt = _mm_adds_epi8(filt, work_a); |
| filt = _mm_adds_epi8(filt, work_a); |
| filt = _mm_adds_epi8(filt, work_a); |
| // (vpx_filter + 3 * (qs0 - ps0)) & mask |
| filt = _mm_and_si128(filt, mask); |
| |
| filter1 = _mm_adds_epi8(filt, t4); |
| filter2 = _mm_adds_epi8(filt, t3); |
| |
| // Filter1 >> 3 |
| work_a = _mm_cmpgt_epi8(zero, filter1); |
| filter1 = _mm_srli_epi16(filter1, 3); |
| work_a = _mm_and_si128(work_a, te0); |
| filter1 = _mm_and_si128(filter1, t1f); |
| filter1 = _mm_or_si128(filter1, work_a); |
| |
| // Filter2 >> 3 |
| work_a = _mm_cmpgt_epi8(zero, filter2); |
| filter2 = _mm_srli_epi16(filter2, 3); |
| work_a = _mm_and_si128(work_a, te0); |
| filter2 = _mm_and_si128(filter2, t1f); |
| filter2 = _mm_or_si128(filter2, work_a); |
| |
| // filt >> 1 |
| filt = _mm_adds_epi8(filter1, t1); |
| work_a = _mm_cmpgt_epi8(zero, filt); |
| filt = _mm_srli_epi16(filt, 1); |
| work_a = _mm_and_si128(work_a, t80); |
| filt = _mm_and_si128(filt, t7f); |
| filt = _mm_or_si128(filt, work_a); |
| |
| filt = _mm_andnot_si128(hev, filt); |
| |
| work_a = _mm_xor_si128(_mm_subs_epi8(qs0, filter1), t80); |
| q0 = _mm_load_si128((__m128i *)flat_oq0); |
| work_a = _mm_andnot_si128(flat, work_a); |
| q0 = _mm_and_si128(flat, q0); |
| q0 = _mm_or_si128(work_a, q0); |
| |
| work_a = _mm_xor_si128(_mm_subs_epi8(qs1, filt), t80); |
| q1 = _mm_load_si128((__m128i *)flat_oq1); |
| work_a = _mm_andnot_si128(flat, work_a); |
| q1 = _mm_and_si128(flat, q1); |
| q1 = _mm_or_si128(work_a, q1); |
| |
| work_a = _mm_loadu_si128((__m128i *)(s + 2 * pitch)); |
| q2 = _mm_load_si128((__m128i *)flat_oq2); |
| work_a = _mm_andnot_si128(flat, work_a); |
| q2 = _mm_and_si128(flat, q2); |
| q2 = _mm_or_si128(work_a, q2); |
| |
| work_a = _mm_xor_si128(_mm_adds_epi8(ps0, filter2), t80); |
| p0 = _mm_load_si128((__m128i *)flat_op0); |
| work_a = _mm_andnot_si128(flat, work_a); |
| p0 = _mm_and_si128(flat, p0); |
| p0 = _mm_or_si128(work_a, p0); |
| |
| work_a = _mm_xor_si128(_mm_adds_epi8(ps1, filt), t80); |
| p1 = _mm_load_si128((__m128i *)flat_op1); |
| work_a = _mm_andnot_si128(flat, work_a); |
| p1 = _mm_and_si128(flat, p1); |
| p1 = _mm_or_si128(work_a, p1); |
| |
| work_a = _mm_loadu_si128((__m128i *)(s - 3 * pitch)); |
| p2 = _mm_load_si128((__m128i *)flat_op2); |
| work_a = _mm_andnot_si128(flat, work_a); |
| p2 = _mm_and_si128(flat, p2); |
| p2 = _mm_or_si128(work_a, p2); |
| |
| _mm_storeu_si128((__m128i *)(s - 3 * pitch), p2); |
| _mm_storeu_si128((__m128i *)(s - 2 * pitch), p1); |
| _mm_storeu_si128((__m128i *)(s - 1 * pitch), p0); |
| _mm_storeu_si128((__m128i *)(s + 0 * pitch), q0); |
| _mm_storeu_si128((__m128i *)(s + 1 * pitch), q1); |
| _mm_storeu_si128((__m128i *)(s + 2 * pitch), q2); |
| } |
| } |
| |
| void vpx_lpf_horizontal_4_dual_sse2(unsigned char *s, int pitch, |
| const unsigned char *blimit0, |
| const unsigned char *limit0, |
| const unsigned char *thresh0, |
| const unsigned char *blimit1, |
| const unsigned char *limit1, |
| const unsigned char *thresh1) { |
| const __m128i blimit = |
| _mm_unpacklo_epi64(_mm_load_si128((const __m128i *)blimit0), |
| _mm_load_si128((const __m128i *)blimit1)); |
| const __m128i limit = |
| _mm_unpacklo_epi64(_mm_load_si128((const __m128i *)limit0), |
| _mm_load_si128((const __m128i *)limit1)); |
| const __m128i thresh = |
| _mm_unpacklo_epi64(_mm_load_si128((const __m128i *)thresh0), |
| _mm_load_si128((const __m128i *)thresh1)); |
| const __m128i zero = _mm_set1_epi16(0); |
| __m128i p3, p2, p1, p0, q0, q1, q2, q3; |
| __m128i mask, hev, flat; |
| |
| p3 = _mm_loadu_si128((__m128i *)(s - 4 * pitch)); |
| p2 = _mm_loadu_si128((__m128i *)(s - 3 * pitch)); |
| p1 = _mm_loadu_si128((__m128i *)(s - 2 * pitch)); |
| p0 = _mm_loadu_si128((__m128i *)(s - 1 * pitch)); |
| q0 = _mm_loadu_si128((__m128i *)(s - 0 * pitch)); |
| q1 = _mm_loadu_si128((__m128i *)(s + 1 * pitch)); |
| q2 = _mm_loadu_si128((__m128i *)(s + 2 * pitch)); |
| q3 = _mm_loadu_si128((__m128i *)(s + 3 * pitch)); |
| |
| // filter_mask and hev_mask |
| { |
| const __m128i abs_p1p0 = |
| _mm_or_si128(_mm_subs_epu8(p1, p0), _mm_subs_epu8(p0, p1)); |
| const __m128i abs_q1q0 = |
| _mm_or_si128(_mm_subs_epu8(q1, q0), _mm_subs_epu8(q0, q1)); |
| const __m128i fe = _mm_set1_epi8((int8_t)0xfe); |
| const __m128i ff = _mm_cmpeq_epi8(abs_p1p0, abs_p1p0); |
| __m128i abs_p0q0 = |
| _mm_or_si128(_mm_subs_epu8(p0, q0), _mm_subs_epu8(q0, p0)); |
| __m128i abs_p1q1 = |
| _mm_or_si128(_mm_subs_epu8(p1, q1), _mm_subs_epu8(q1, p1)); |
| __m128i work; |
| |
| flat = _mm_max_epu8(abs_p1p0, abs_q1q0); |
| hev = _mm_subs_epu8(flat, thresh); |
| hev = _mm_xor_si128(_mm_cmpeq_epi8(hev, zero), ff); |
| |
| abs_p0q0 = _mm_adds_epu8(abs_p0q0, abs_p0q0); |
| abs_p1q1 = _mm_srli_epi16(_mm_and_si128(abs_p1q1, fe), 1); |
| mask = _mm_subs_epu8(_mm_adds_epu8(abs_p0q0, abs_p1q1), blimit); |
| mask = _mm_xor_si128(_mm_cmpeq_epi8(mask, zero), ff); |
| // mask |= (abs(p0 - q0) * 2 + abs(p1 - q1) / 2 > blimit) * -1; |
| mask = _mm_max_epu8(flat, mask); |
| // mask |= (abs(p1 - p0) > limit) * -1; |
| // mask |= (abs(q1 - q0) > limit) * -1; |
| work = _mm_max_epu8( |
| _mm_or_si128(_mm_subs_epu8(p2, p1), _mm_subs_epu8(p1, p2)), |
| _mm_or_si128(_mm_subs_epu8(p3, p2), _mm_subs_epu8(p2, p3))); |
| mask = _mm_max_epu8(work, mask); |
| work = _mm_max_epu8( |
| _mm_or_si128(_mm_subs_epu8(q2, q1), _mm_subs_epu8(q1, q2)), |
| _mm_or_si128(_mm_subs_epu8(q3, q2), _mm_subs_epu8(q2, q3))); |
| mask = _mm_max_epu8(work, mask); |
| mask = _mm_subs_epu8(mask, limit); |
| mask = _mm_cmpeq_epi8(mask, zero); |
| } |
| |
| // filter4 |
| { |
| const __m128i t4 = _mm_set1_epi8(4); |
| const __m128i t3 = _mm_set1_epi8(3); |
| const __m128i t80 = _mm_set1_epi8((int8_t)0x80); |
| const __m128i te0 = _mm_set1_epi8((int8_t)0xe0); |
| const __m128i t1f = _mm_set1_epi8(0x1f); |
| const __m128i t1 = _mm_set1_epi8(0x1); |
| const __m128i t7f = _mm_set1_epi8(0x7f); |
| |
| const __m128i ps1 = |
| _mm_xor_si128(_mm_loadu_si128((__m128i *)(s - 2 * pitch)), t80); |
| const __m128i ps0 = |
| _mm_xor_si128(_mm_loadu_si128((__m128i *)(s - 1 * pitch)), t80); |
| const __m128i qs0 = |
| _mm_xor_si128(_mm_loadu_si128((__m128i *)(s + 0 * pitch)), t80); |
| const __m128i qs1 = |
| _mm_xor_si128(_mm_loadu_si128((__m128i *)(s + 1 * pitch)), t80); |
| __m128i filt; |
| __m128i work_a; |
| __m128i filter1, filter2; |
| |
| filt = _mm_and_si128(_mm_subs_epi8(ps1, qs1), hev); |
| work_a = _mm_subs_epi8(qs0, ps0); |
| filt = _mm_adds_epi8(filt, work_a); |
| filt = _mm_adds_epi8(filt, work_a); |
| filt = _mm_adds_epi8(filt, work_a); |
| // (vpx_filter + 3 * (qs0 - ps0)) & mask |
| filt = _mm_and_si128(filt, mask); |
| |
| filter1 = _mm_adds_epi8(filt, t4); |
| filter2 = _mm_adds_epi8(filt, t3); |
| |
| // Filter1 >> 3 |
| work_a = _mm_cmpgt_epi8(zero, filter1); |
| filter1 = _mm_srli_epi16(filter1, 3); |
| work_a = _mm_and_si128(work_a, te0); |
| filter1 = _mm_and_si128(filter1, t1f); |
| filter1 = _mm_or_si128(filter1, work_a); |
| |
| // Filter2 >> 3 |
| work_a = _mm_cmpgt_epi8(zero, filter2); |
| filter2 = _mm_srli_epi16(filter2, 3); |
| work_a = _mm_and_si128(work_a, te0); |
| filter2 = _mm_and_si128(filter2, t1f); |
| filter2 = _mm_or_si128(filter2, work_a); |
| |
| // filt >> 1 |
| filt = _mm_adds_epi8(filter1, t1); |
| work_a = _mm_cmpgt_epi8(zero, filt); |
| filt = _mm_srli_epi16(filt, 1); |
| work_a = _mm_and_si128(work_a, t80); |
| filt = _mm_and_si128(filt, t7f); |
| filt = _mm_or_si128(filt, work_a); |
| |
| filt = _mm_andnot_si128(hev, filt); |
| |
| q0 = _mm_xor_si128(_mm_subs_epi8(qs0, filter1), t80); |
| q1 = _mm_xor_si128(_mm_subs_epi8(qs1, filt), t80); |
| p0 = _mm_xor_si128(_mm_adds_epi8(ps0, filter2), t80); |
| p1 = _mm_xor_si128(_mm_adds_epi8(ps1, filt), t80); |
| |
| _mm_storeu_si128((__m128i *)(s - 2 * pitch), p1); |
| _mm_storeu_si128((__m128i *)(s - 1 * pitch), p0); |
| _mm_storeu_si128((__m128i *)(s + 0 * pitch), q0); |
| _mm_storeu_si128((__m128i *)(s + 1 * pitch), q1); |
| } |
| } |
| |
| static INLINE void transpose8x16(unsigned char *in0, unsigned char *in1, |
| int in_p, unsigned char *out, int out_p) { |
| __m128i x0, x1, x2, x3, x4, x5, x6, x7; |
| __m128i x8, x9, x10, x11, x12, x13, x14, x15; |
| |
| // 2-way interleave w/hoisting of unpacks |
| x0 = _mm_loadl_epi64((__m128i *)in0); // 1 |
| x1 = _mm_loadl_epi64((__m128i *)(in0 + in_p)); // 3 |
| x0 = _mm_unpacklo_epi8(x0, x1); // 1 |
| |
| x2 = _mm_loadl_epi64((__m128i *)(in0 + 2 * in_p)); // 5 |
| x3 = _mm_loadl_epi64((__m128i *)(in0 + 3 * in_p)); // 7 |
| x1 = _mm_unpacklo_epi8(x2, x3); // 2 |
| |
| x4 = _mm_loadl_epi64((__m128i *)(in0 + 4 * in_p)); // 9 |
| x5 = _mm_loadl_epi64((__m128i *)(in0 + 5 * in_p)); // 11 |
| x2 = _mm_unpacklo_epi8(x4, x5); // 3 |
| |
| x6 = _mm_loadl_epi64((__m128i *)(in0 + 6 * in_p)); // 13 |
| x7 = _mm_loadl_epi64((__m128i *)(in0 + 7 * in_p)); // 15 |
| x3 = _mm_unpacklo_epi8(x6, x7); // 4 |
| x4 = _mm_unpacklo_epi16(x0, x1); // 9 |
| |
| x8 = _mm_loadl_epi64((__m128i *)in1); // 2 |
| x9 = _mm_loadl_epi64((__m128i *)(in1 + in_p)); // 4 |
| x8 = _mm_unpacklo_epi8(x8, x9); // 5 |
| x5 = _mm_unpacklo_epi16(x2, x3); // 10 |
| |
| x10 = _mm_loadl_epi64((__m128i *)(in1 + 2 * in_p)); // 6 |
| x11 = _mm_loadl_epi64((__m128i *)(in1 + 3 * in_p)); // 8 |
| x9 = _mm_unpacklo_epi8(x10, x11); // 6 |
| |
| x12 = _mm_loadl_epi64((__m128i *)(in1 + 4 * in_p)); // 10 |
| x13 = _mm_loadl_epi64((__m128i *)(in1 + 5 * in_p)); // 12 |
| x10 = _mm_unpacklo_epi8(x12, x13); // 7 |
| x12 = _mm_unpacklo_epi16(x8, x9); // 11 |
| |
| x14 = _mm_loadl_epi64((__m128i *)(in1 + 6 * in_p)); // 14 |
| x15 = _mm_loadl_epi64((__m128i *)(in1 + 7 * in_p)); // 16 |
| x11 = _mm_unpacklo_epi8(x14, x15); // 8 |
| x13 = _mm_unpacklo_epi16(x10, x11); // 12 |
| |
| x6 = _mm_unpacklo_epi32(x4, x5); // 13 |
| x7 = _mm_unpackhi_epi32(x4, x5); // 14 |
| x14 = _mm_unpacklo_epi32(x12, x13); // 15 |
| x15 = _mm_unpackhi_epi32(x12, x13); // 16 |
| |
| // Store first 4-line result |
| _mm_storeu_si128((__m128i *)out, _mm_unpacklo_epi64(x6, x14)); |
| _mm_storeu_si128((__m128i *)(out + out_p), _mm_unpackhi_epi64(x6, x14)); |
| _mm_storeu_si128((__m128i *)(out + 2 * out_p), _mm_unpacklo_epi64(x7, x15)); |
| _mm_storeu_si128((__m128i *)(out + 3 * out_p), _mm_unpackhi_epi64(x7, x15)); |
| |
| x4 = _mm_unpackhi_epi16(x0, x1); |
| x5 = _mm_unpackhi_epi16(x2, x3); |
| x12 = _mm_unpackhi_epi16(x8, x9); |
| x13 = _mm_unpackhi_epi16(x10, x11); |
| |
| x6 = _mm_unpacklo_epi32(x4, x5); |
| x7 = _mm_unpackhi_epi32(x4, x5); |
| x14 = _mm_unpacklo_epi32(x12, x13); |
| x15 = _mm_unpackhi_epi32(x12, x13); |
| |
| // Store second 4-line result |
| _mm_storeu_si128((__m128i *)(out + 4 * out_p), _mm_unpacklo_epi64(x6, x14)); |
| _mm_storeu_si128((__m128i *)(out + 5 * out_p), _mm_unpackhi_epi64(x6, x14)); |
| _mm_storeu_si128((__m128i *)(out + 6 * out_p), _mm_unpacklo_epi64(x7, x15)); |
| _mm_storeu_si128((__m128i *)(out + 7 * out_p), _mm_unpackhi_epi64(x7, x15)); |
| } |
| |
| static INLINE void transpose(unsigned char *src[], int in_p, |
| unsigned char *dst[], int out_p, |
| int num_8x8_to_transpose) { |
| int idx8x8 = 0; |
| __m128i x0, x1, x2, x3, x4, x5, x6, x7; |
| do { |
| unsigned char *in = src[idx8x8]; |
| unsigned char *out = dst[idx8x8]; |
| |
| x0 = |
| _mm_loadl_epi64((__m128i *)(in + 0 * in_p)); // 00 01 02 03 04 05 06 07 |
| x1 = |
| _mm_loadl_epi64((__m128i *)(in + 1 * in_p)); // 10 11 12 13 14 15 16 17 |
| // 00 10 01 11 02 12 03 13 04 14 05 15 06 16 07 17 |
| x0 = _mm_unpacklo_epi8(x0, x1); |
| |
| x2 = |
| _mm_loadl_epi64((__m128i *)(in + 2 * in_p)); // 20 21 22 23 24 25 26 27 |
| x3 = |
| _mm_loadl_epi64((__m128i *)(in + 3 * in_p)); // 30 31 32 33 34 35 36 37 |
| // 20 30 21 31 22 32 23 33 24 34 25 35 26 36 27 37 |
| x1 = _mm_unpacklo_epi8(x2, x3); |
| |
| x4 = |
| _mm_loadl_epi64((__m128i *)(in + 4 * in_p)); // 40 41 42 43 44 45 46 47 |
| x5 = |
| _mm_loadl_epi64((__m128i *)(in + 5 * in_p)); // 50 51 52 53 54 55 56 57 |
| // 40 50 41 51 42 52 43 53 44 54 45 55 46 56 47 57 |
| x2 = _mm_unpacklo_epi8(x4, x5); |
| |
| x6 = |
| _mm_loadl_epi64((__m128i *)(in + 6 * in_p)); // 60 61 62 63 64 65 66 67 |
| x7 = |
| _mm_loadl_epi64((__m128i *)(in + 7 * in_p)); // 70 71 72 73 74 75 76 77 |
| // 60 70 61 71 62 72 63 73 64 74 65 75 66 76 67 77 |
| x3 = _mm_unpacklo_epi8(x6, x7); |
| |
| // 00 10 20 30 01 11 21 31 02 12 22 32 03 13 23 33 |
| x4 = _mm_unpacklo_epi16(x0, x1); |
| // 40 50 60 70 41 51 61 71 42 52 62 72 43 53 63 73 |
| x5 = _mm_unpacklo_epi16(x2, x3); |
| // 00 10 20 30 40 50 60 70 01 11 21 31 41 51 61 71 |
| x6 = _mm_unpacklo_epi32(x4, x5); |
| mm_storelu(out + 0 * out_p, x6); // 00 10 20 30 40 50 60 70 |
| mm_storehu(out + 1 * out_p, x6); // 01 11 21 31 41 51 61 71 |
| // 02 12 22 32 42 52 62 72 03 13 23 33 43 53 63 73 |
| x7 = _mm_unpackhi_epi32(x4, x5); |
| mm_storelu(out + 2 * out_p, x7); // 02 12 22 32 42 52 62 72 |
| mm_storehu(out + 3 * out_p, x7); // 03 13 23 33 43 53 63 73 |
| |
| // 04 14 24 34 05 15 25 35 06 16 26 36 07 17 27 37 |
| x4 = _mm_unpackhi_epi16(x0, x1); |
| // 44 54 64 74 45 55 65 75 46 56 66 76 47 57 67 77 |
| x5 = _mm_unpackhi_epi16(x2, x3); |
| // 04 14 24 34 44 54 64 74 05 15 25 35 45 55 65 75 |
| x6 = _mm_unpacklo_epi32(x4, x5); |
| mm_storelu(out + 4 * out_p, x6); // 04 14 24 34 44 54 64 74 |
| mm_storehu(out + 5 * out_p, x6); // 05 15 25 35 45 55 65 75 |
| // 06 16 26 36 46 56 66 76 07 17 27 37 47 57 67 77 |
| x7 = _mm_unpackhi_epi32(x4, x5); |
| |
| mm_storelu(out + 6 * out_p, x7); // 06 16 26 36 46 56 66 76 |
| mm_storehu(out + 7 * out_p, x7); // 07 17 27 37 47 57 67 77 |
| } while (++idx8x8 < num_8x8_to_transpose); |
| } |
| |
| void vpx_lpf_vertical_4_dual_sse2(uint8_t *s, int pitch, const uint8_t *blimit0, |
| const uint8_t *limit0, const uint8_t *thresh0, |
| const uint8_t *blimit1, const uint8_t *limit1, |
| const uint8_t *thresh1) { |
| DECLARE_ALIGNED(16, unsigned char, t_dst[16 * 8]); |
| unsigned char *src[2]; |
| unsigned char *dst[2]; |
| |
| // Transpose 8x16 |
| transpose8x16(s - 4, s - 4 + pitch * 8, pitch, t_dst, 16); |
| |
| // Loop filtering |
| vpx_lpf_horizontal_4_dual(t_dst + 4 * 16, 16, blimit0, limit0, thresh0, |
| blimit1, limit1, thresh1); |
| src[0] = t_dst; |
| src[1] = t_dst + 8; |
| dst[0] = s - 4; |
| dst[1] = s - 4 + pitch * 8; |
| |
| // Transpose back |
| transpose(src, 16, dst, pitch, 2); |
| } |
| |
| void vpx_lpf_vertical_8_sse2(unsigned char *s, int pitch, |
| const unsigned char *blimit, |
| const unsigned char *limit, |
| const unsigned char *thresh) { |
| DECLARE_ALIGNED(8, unsigned char, t_dst[8 * 8]); |
| unsigned char *src[1]; |
| unsigned char *dst[1]; |
| |
| // Transpose 8x8 |
| src[0] = s - 4; |
| dst[0] = t_dst; |
| |
| transpose(src, pitch, dst, 8, 1); |
| |
| // Loop filtering |
| vpx_lpf_horizontal_8(t_dst + 4 * 8, 8, blimit, limit, thresh); |
| |
| src[0] = t_dst; |
| dst[0] = s - 4; |
| |
| // Transpose back |
| transpose(src, 8, dst, pitch, 1); |
| } |
| |
| void vpx_lpf_vertical_8_dual_sse2(uint8_t *s, int pitch, const uint8_t *blimit0, |
| const uint8_t *limit0, const uint8_t *thresh0, |
| const uint8_t *blimit1, const uint8_t *limit1, |
| const uint8_t *thresh1) { |
| DECLARE_ALIGNED(16, unsigned char, t_dst[16 * 8]); |
| unsigned char *src[2]; |
| unsigned char *dst[2]; |
| |
| // Transpose 8x16 |
| transpose8x16(s - 4, s - 4 + pitch * 8, pitch, t_dst, 16); |
| |
| // Loop filtering |
| vpx_lpf_horizontal_8_dual(t_dst + 4 * 16, 16, blimit0, limit0, thresh0, |
| blimit1, limit1, thresh1); |
| src[0] = t_dst; |
| src[1] = t_dst + 8; |
| |
| dst[0] = s - 4; |
| dst[1] = s - 4 + pitch * 8; |
| |
| // Transpose back |
| transpose(src, 16, dst, pitch, 2); |
| } |
| |
| void vpx_lpf_vertical_16_sse2(unsigned char *s, int pitch, |
| const unsigned char *blimit, |
| const unsigned char *limit, |
| const unsigned char *thresh) { |
| DECLARE_ALIGNED(8, unsigned char, t_dst[8 * 16]); |
| unsigned char *src[2]; |
| unsigned char *dst[2]; |
| |
| src[0] = s - 8; |
| src[1] = s; |
| dst[0] = t_dst; |
| dst[1] = t_dst + 8 * 8; |
| |
| // Transpose 16x8 |
| transpose(src, pitch, dst, 8, 2); |
| |
| // Loop filtering |
| vpx_lpf_horizontal_16(t_dst + 8 * 8, 8, blimit, limit, thresh); |
| |
| src[0] = t_dst; |
| src[1] = t_dst + 8 * 8; |
| dst[0] = s - 8; |
| dst[1] = s; |
| |
| // Transpose back |
| transpose(src, 8, dst, pitch, 2); |
| } |
| |
| void vpx_lpf_vertical_16_dual_sse2(unsigned char *s, int pitch, |
| const uint8_t *blimit, const uint8_t *limit, |
| const uint8_t *thresh) { |
| DECLARE_ALIGNED(16, unsigned char, t_dst[256]); |
| |
| // Transpose 16x16 |
| transpose8x16(s - 8, s - 8 + 8 * pitch, pitch, t_dst, 16); |
| transpose8x16(s, s + 8 * pitch, pitch, t_dst + 8 * 16, 16); |
| |
| // Loop filtering |
| vpx_lpf_horizontal_16_dual(t_dst + 8 * 16, 16, blimit, limit, thresh); |
| |
| // Transpose back |
| transpose8x16(t_dst, t_dst + 8 * 16, 16, s - 8, pitch); |
| transpose8x16(t_dst + 8, t_dst + 8 + 8 * 16, 16, s - 8 + 8 * pitch, pitch); |
| } |
