| /* |
| * Copyright (c) 2017 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 <smmintrin.h> // SSE4.1 |
| |
| #include "./vpx_dsp_rtcd.h" |
| #include "vpx_dsp/x86/highbd_inv_txfm_sse2.h" |
| #include "vpx_dsp/x86/highbd_inv_txfm_sse4.h" |
| #include "vpx_dsp/x86/inv_txfm_sse2.h" |
| #include "vpx_dsp/x86/transpose_sse2.h" |
| |
| void vpx_highbd_idct4x4_16_add_sse4_1(const tran_low_t *input, uint16_t *dest, |
| int stride, int bd) { |
| __m128i io[4]; |
| |
| io[0] = _mm_load_si128((const __m128i *)(input + 0)); |
| io[1] = _mm_load_si128((const __m128i *)(input + 4)); |
| io[2] = _mm_load_si128((const __m128i *)(input + 8)); |
| io[3] = _mm_load_si128((const __m128i *)(input + 12)); |
| |
| if (bd == 8) { |
| __m128i io_short[2]; |
| |
| io_short[0] = _mm_packs_epi32(io[0], io[1]); |
| io_short[1] = _mm_packs_epi32(io[2], io[3]); |
| idct4_sse2(io_short); |
| idct4_sse2(io_short); |
| io_short[0] = _mm_add_epi16(io_short[0], _mm_set1_epi16(8)); |
| io_short[1] = _mm_add_epi16(io_short[1], _mm_set1_epi16(8)); |
| io[0] = _mm_srai_epi16(io_short[0], 4); |
| io[1] = _mm_srai_epi16(io_short[1], 4); |
| } else { |
| highbd_idct4_sse4_1(io); |
| highbd_idct4_sse4_1(io); |
| io[0] = wraplow_16bit_shift4(io[0], io[1], _mm_set1_epi32(8)); |
| io[1] = wraplow_16bit_shift4(io[2], io[3], _mm_set1_epi32(8)); |
| } |
| |
| recon_and_store_4x4(io, dest, stride, bd); |
| } |