intrapred_x86.h (1416B)
1 /* 2 * Copyright (c) 2020, Alliance for Open Media. All rights reserved. 3 * 4 * This source code is subject to the terms of the BSD 2 Clause License and 5 * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License 6 * was not distributed with this source code in the LICENSE file, you can 7 * obtain it at www.aomedia.org/license/software. If the Alliance for Open 8 * Media Patent License 1.0 was not distributed with this source code in the 9 * PATENTS file, you can obtain it at www.aomedia.org/license/patent. 10 */ 11 12 #ifndef AOM_AOM_DSP_X86_INTRAPRED_X86_H_ 13 #define AOM_AOM_DSP_X86_INTRAPRED_X86_H_ 14 15 #include <emmintrin.h> // SSE2 16 #include "aom/aom_integer.h" 17 #include "config/aom_config.h" 18 19 static inline __m128i dc_sum_16_sse2(const uint8_t *ref) { 20 __m128i x = _mm_load_si128((__m128i const *)ref); 21 const __m128i zero = _mm_setzero_si128(); 22 x = _mm_sad_epu8(x, zero); 23 const __m128i high = _mm_unpackhi_epi64(x, x); 24 return _mm_add_epi16(x, high); 25 } 26 27 static inline __m128i dc_sum_32_sse2(const uint8_t *ref) { 28 __m128i x0 = _mm_load_si128((__m128i const *)ref); 29 __m128i x1 = _mm_load_si128((__m128i const *)(ref + 16)); 30 const __m128i zero = _mm_setzero_si128(); 31 x0 = _mm_sad_epu8(x0, zero); 32 x1 = _mm_sad_epu8(x1, zero); 33 x0 = _mm_add_epi16(x0, x1); 34 const __m128i high = _mm_unpackhi_epi64(x0, x0); 35 return _mm_add_epi16(x0, high); 36 } 37 38 #endif // AOM_AOM_DSP_X86_INTRAPRED_X86_H_