| /* |
| * 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 <smmintrin.h> // SSE4.1 |
| |
| #include <assert.h> |
| |
| #include "aom/aom_integer.h" |
| #include "aom_ports/mem.h" |
| #include "aom_dsp/aom_dsp_common.h" |
| #include "aom_dsp/blend.h" |
| |
| #include "aom_dsp/x86/synonyms.h" |
| #include "aom_dsp/x86/blend_sse4.h" |
| |
| #include "config/aom_dsp_rtcd.h" |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| // Implementation - No sub-sampling |
| ////////////////////////////////////////////////////////////////////////////// |
| |
| static void blend_a64_vmask_w4_sse4_1(uint8_t *dst, uint32_t dst_stride, |
| const uint8_t *src0, uint32_t src0_stride, |
| const uint8_t *src1, uint32_t src1_stride, |
| const uint8_t *mask, int w, int h) { |
| const __m128i v_maxval_w = _mm_set1_epi16(AOM_BLEND_A64_MAX_ALPHA); |
| |
| (void)w; |
| |
| do { |
| const __m128i v_m0_w = _mm_set1_epi16(*mask); |
| const __m128i v_m1_w = _mm_sub_epi16(v_maxval_w, v_m0_w); |
| |
| const __m128i v_res_w = blend_4(src0, src1, &v_m0_w, &v_m1_w); |
| |
| const __m128i v_res_b = _mm_packus_epi16(v_res_w, v_res_w); |
| |
| xx_storel_32(dst, v_res_b); |
| |
| dst += dst_stride; |
| src0 += src0_stride; |
| src1 += src1_stride; |
| mask += 1; |
| } while (--h); |
| } |
| |
| static void blend_a64_vmask_w8_sse4_1(uint8_t *dst, uint32_t dst_stride, |
| const uint8_t *src0, uint32_t src0_stride, |
| const uint8_t *src1, uint32_t src1_stride, |
| const uint8_t *mask, int w, int h) { |
| const __m128i v_maxval_w = _mm_set1_epi16(AOM_BLEND_A64_MAX_ALPHA); |
| |
| (void)w; |
| |
| do { |
| const __m128i v_m0_w = _mm_set1_epi16(*mask); |
| const __m128i v_m1_w = _mm_sub_epi16(v_maxval_w, v_m0_w); |
| |
| const __m128i v_res_w = blend_8(src0, src1, &v_m0_w, &v_m1_w); |
| |
| const __m128i v_res_b = _mm_packus_epi16(v_res_w, v_res_w); |
| |
| xx_storel_64(dst, v_res_b); |
| |
| dst += dst_stride; |
| src0 += src0_stride; |
| src1 += src1_stride; |
| mask += 1; |
| } while (--h); |
| } |
| |
| static void blend_a64_vmask_w16n_sse4_1(uint8_t *dst, uint32_t dst_stride, |
| const uint8_t *src0, |
| uint32_t src0_stride, |
| const uint8_t *src1, |
| uint32_t src1_stride, |
| const uint8_t *mask, int w, int h) { |
| const __m128i v_maxval_w = _mm_set1_epi16(AOM_BLEND_A64_MAX_ALPHA); |
| |
| do { |
| int c; |
| const __m128i v_m0_w = _mm_set1_epi16(*mask); |
| const __m128i v_m1_w = _mm_sub_epi16(v_maxval_w, v_m0_w); |
| for (c = 0; c < w; c += 16) { |
| const __m128i v_resl_w = blend_8(src0 + c, src1 + c, &v_m0_w, &v_m1_w); |
| const __m128i v_resh_w = |
| blend_8(src0 + c + 8, src1 + c + 8, &v_m0_w, &v_m1_w); |
| |
| const __m128i v_res_b = _mm_packus_epi16(v_resl_w, v_resh_w); |
| |
| xx_storeu_128(dst + c, v_res_b); |
| } |
| dst += dst_stride; |
| src0 += src0_stride; |
| src1 += src1_stride; |
| mask += 1; |
| } while (--h); |
| } |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| // Dispatch |
| ////////////////////////////////////////////////////////////////////////////// |
| |
| void aom_blend_a64_vmask_sse4_1(uint8_t *dst, uint32_t dst_stride, |
| const uint8_t *src0, uint32_t src0_stride, |
| const uint8_t *src1, uint32_t src1_stride, |
| const uint8_t *mask, int w, int h) { |
| typedef void (*blend_fn)(uint8_t * dst, uint32_t dst_stride, |
| const uint8_t *src0, uint32_t src0_stride, |
| const uint8_t *src1, uint32_t src1_stride, |
| const uint8_t *mask, int w, int h); |
| |
| // Dimension: width_index |
| static const blend_fn blend[9] = { |
| blend_a64_vmask_w16n_sse4_1, // w % 16 == 0 |
| aom_blend_a64_vmask_c, // w == 1 |
| aom_blend_a64_vmask_c, // w == 2 |
| NULL, // INVALID |
| blend_a64_vmask_w4_sse4_1, // w == 4 |
| NULL, // INVALID |
| NULL, // INVALID |
| NULL, // INVALID |
| blend_a64_vmask_w8_sse4_1, // w == 8 |
| }; |
| |
| assert(IMPLIES(src0 == dst, src0_stride == dst_stride)); |
| assert(IMPLIES(src1 == dst, src1_stride == dst_stride)); |
| |
| assert(h >= 1); |
| assert(w >= 1); |
| assert(IS_POWER_OF_TWO(h)); |
| assert(IS_POWER_OF_TWO(w)); |
| |
| blend[w & 0xf](dst, dst_stride, src0, src0_stride, src1, src1_stride, mask, w, |
| h); |
| } |
| |
| #if CONFIG_AV1_HIGHBITDEPTH |
| ////////////////////////////////////////////////////////////////////////////// |
| // Implementation - No sub-sampling |
| ////////////////////////////////////////////////////////////////////////////// |
| |
| static inline void blend_a64_vmask_bn_w4_sse4_1( |
| uint16_t *dst, uint32_t dst_stride, const uint16_t *src0, |
| uint32_t src0_stride, const uint16_t *src1, uint32_t src1_stride, |
| const uint8_t *mask, int h, blend_unit_fn blend) { |
| const __m128i v_maxval_w = _mm_set1_epi16(AOM_BLEND_A64_MAX_ALPHA); |
| |
| do { |
| const __m128i v_m0_w = _mm_set1_epi16(*mask); |
| const __m128i v_m1_w = _mm_sub_epi16(v_maxval_w, v_m0_w); |
| |
| const __m128i v_res_w = blend(src0, src1, v_m0_w, v_m1_w); |
| |
| xx_storel_64(dst, v_res_w); |
| |
| dst += dst_stride; |
| src0 += src0_stride; |
| src1 += src1_stride; |
| mask += 1; |
| } while (--h); |
| } |
| |
| static void blend_a64_vmask_b10_w4_sse4_1(uint16_t *dst, uint32_t dst_stride, |
| const uint16_t *src0, |
| uint32_t src0_stride, |
| const uint16_t *src1, |
| uint32_t src1_stride, |
| const uint8_t *mask, int w, int h) { |
| (void)w; |
| blend_a64_vmask_bn_w4_sse4_1(dst, dst_stride, src0, src0_stride, src1, |
| src1_stride, mask, h, blend_4_b10); |
| } |
| |
| static void blend_a64_vmask_b12_w4_sse4_1(uint16_t *dst, uint32_t dst_stride, |
| const uint16_t *src0, |
| uint32_t src0_stride, |
| const uint16_t *src1, |
| uint32_t src1_stride, |
| const uint8_t *mask, int w, int h) { |
| (void)w; |
| blend_a64_vmask_bn_w4_sse4_1(dst, dst_stride, src0, src0_stride, src1, |
| src1_stride, mask, h, blend_4_b12); |
| } |
| |
| static inline void blend_a64_vmask_bn_w8n_sse4_1( |
| uint16_t *dst, uint32_t dst_stride, const uint16_t *src0, |
| uint32_t src0_stride, const uint16_t *src1, uint32_t src1_stride, |
| const uint8_t *mask, int w, int h, blend_unit_fn blend) { |
| const __m128i v_maxval_w = _mm_set1_epi16(AOM_BLEND_A64_MAX_ALPHA); |
| |
| do { |
| int c; |
| const __m128i v_m0_w = _mm_set1_epi16(*mask); |
| const __m128i v_m1_w = _mm_sub_epi16(v_maxval_w, v_m0_w); |
| for (c = 0; c < w; c += 8) { |
| const __m128i v_res_w = blend(src0 + c, src1 + c, v_m0_w, v_m1_w); |
| |
| xx_storeu_128(dst + c, v_res_w); |
| } |
| dst += dst_stride; |
| src0 += src0_stride; |
| src1 += src1_stride; |
| mask += 1; |
| } while (--h); |
| } |
| |
| static void blend_a64_vmask_b10_w8n_sse4_1(uint16_t *dst, uint32_t dst_stride, |
| const uint16_t *src0, |
| uint32_t src0_stride, |
| const uint16_t *src1, |
| uint32_t src1_stride, |
| const uint8_t *mask, int w, int h) { |
| blend_a64_vmask_bn_w8n_sse4_1(dst, dst_stride, src0, src0_stride, src1, |
| src1_stride, mask, w, h, blend_8_b10); |
| } |
| |
| static void blend_a64_vmask_b12_w8n_sse4_1(uint16_t *dst, uint32_t dst_stride, |
| const uint16_t *src0, |
| uint32_t src0_stride, |
| const uint16_t *src1, |
| uint32_t src1_stride, |
| const uint8_t *mask, int w, int h) { |
| blend_a64_vmask_bn_w8n_sse4_1(dst, dst_stride, src0, src0_stride, src1, |
| src1_stride, mask, w, h, blend_8_b12); |
| } |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| // Dispatch |
| ////////////////////////////////////////////////////////////////////////////// |
| |
| void aom_highbd_blend_a64_vmask_sse4_1( |
| uint8_t *dst_8, uint32_t dst_stride, const uint8_t *src0_8, |
| uint32_t src0_stride, const uint8_t *src1_8, uint32_t src1_stride, |
| const uint8_t *mask, int w, int h, int bd) { |
| typedef void (*blend_fn)(uint16_t * dst, uint32_t dst_stride, |
| const uint16_t *src0, uint32_t src0_stride, |
| const uint16_t *src1, uint32_t src1_stride, |
| const uint8_t *mask, int w, int h); |
| |
| // Dimensions are: bd_index X width_index |
| static const blend_fn blend[2][2] = { |
| { |
| // bd == 8 or 10 |
| blend_a64_vmask_b10_w8n_sse4_1, // w % 8 == 0 |
| blend_a64_vmask_b10_w4_sse4_1, // w == 4 |
| }, |
| { |
| // bd == 12 |
| blend_a64_vmask_b12_w8n_sse4_1, // w % 8 == 0 |
| blend_a64_vmask_b12_w4_sse4_1, // w == 4 |
| } |
| }; |
| |
| assert(IMPLIES(src0_8 == dst_8, src0_stride == dst_stride)); |
| assert(IMPLIES(src1_8 == dst_8, src1_stride == dst_stride)); |
| |
| assert(h >= 1); |
| assert(w >= 1); |
| assert(IS_POWER_OF_TWO(h)); |
| assert(IS_POWER_OF_TWO(w)); |
| |
| assert(bd == 8 || bd == 10 || bd == 12); |
| |
| if (UNLIKELY((h | w) & 3)) { // if (w <= 2 || h <= 2) |
| aom_highbd_blend_a64_vmask_c(dst_8, dst_stride, src0_8, src0_stride, src1_8, |
| src1_stride, mask, w, h, bd); |
| } else { |
| uint16_t *const dst = CONVERT_TO_SHORTPTR(dst_8); |
| const uint16_t *const src0 = CONVERT_TO_SHORTPTR(src0_8); |
| const uint16_t *const src1 = CONVERT_TO_SHORTPTR(src1_8); |
| |
| blend[bd == 12][(w >> 2) & 1](dst, dst_stride, src0, src0_stride, src1, |
| src1_stride, mask, w, h); |
| } |
| } |
| #endif // CONFIG_AV1_HIGHBITDEPTH |