| /* |
| * Copyright (c) 2016, Alliance for Open Media. All rights reserved. |
| * |
| * This source code is subject to the terms of the BSD 2 Clause License and |
| * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License |
| * was not distributed with this source code in the LICENSE file, you can |
| * obtain it at www.aomedia.org/license/software. If the Alliance for Open |
| * Media Patent License 1.0 was not distributed with this source code in the |
| * PATENTS file, you can obtain it at www.aomedia.org/license/patent. |
| */ |
| |
| // Include SSSE3 CDEF code only for 32-bit x86, to support Valgrind. |
| // For normal use, we require SSE4.1, so cdef_*_sse4_1 will be used instead of |
| // these functions. However, 32-bit Valgrind does not support SSE4.1, so we |
| // include a fallback to SSSE3 to improve performance |
| |
| #include "config/aom_config.h" |
| |
| #if !AOM_ARCH_X86 |
| #error "cdef_block_ssse3.c is included for compatibility with 32-bit x86 only" |
| #endif // !AOM_ARCH_X86 |
| |
| #include "aom_dsp/aom_simd.h" |
| #define SIMD_FUNC(name) name##_ssse3 |
| #include "av1/common/cdef_block_simd.h" |
| |
| void cdef_find_dir_dual_ssse3(const uint16_t *img1, const uint16_t *img2, |
| int stride, int32_t *var_out_1st, |
| int32_t *var_out_2nd, int coeff_shift, |
| int *out_dir_1st_8x8, int *out_dir_2nd_8x8) { |
| // Process first 8x8. |
| *out_dir_1st_8x8 = cdef_find_dir(img1, stride, var_out_1st, coeff_shift); |
| |
| // Process second 8x8. |
| *out_dir_2nd_8x8 = cdef_find_dir(img2, stride, var_out_2nd, coeff_shift); |
| } |
| |
| void cdef_copy_rect8_8bit_to_16bit_ssse3(uint16_t *dst, int dstride, |
| const uint8_t *src, int sstride, |
| int width, int height) { |
| int j; |
| for (int i = 0; i < height; i++) { |
| for (j = 0; j < (width & ~0x7); j += 8) { |
| v64 row = v64_load_unaligned(&src[i * sstride + j]); |
| v128_store_unaligned(&dst[i * dstride + j], v128_unpack_u8_s16(row)); |
| } |
| for (; j < width; j++) { |
| dst[i * dstride + j] = src[i * sstride + j]; |
| } |
| } |
| } |