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Diffstat (limited to '')
-rw-r--r-- | third_party/aom/aom_dsp/x86/blend_a64_vmask_sse4.c | 285 |
1 files changed, 285 insertions, 0 deletions
diff --git a/third_party/aom/aom_dsp/x86/blend_a64_vmask_sse4.c b/third_party/aom/aom_dsp/x86/blend_a64_vmask_sse4.c new file mode 100644 index 0000000000..75fb1c5a94 --- /dev/null +++ b/third_party/aom/aom_dsp/x86/blend_a64_vmask_sse4.c @@ -0,0 +1,285 @@ +/* + * 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 |