| /* | |
| * Copyright (c) 2025, 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. | |
| */ | |
| #ifndef AOM_AV1_COMMON_WARP_PLANE_HWY_H_ | |
| #define AOM_AV1_COMMON_WARP_PLANE_HWY_H_ | |
| #include "av1/common/warped_motion.h" | |
| #include "config/av1_rtcd.h" | |
| #include "third_party/highway/hwy/highway.h" | |
| HWY_BEFORE_NAMESPACE(); | |
| namespace { | |
| namespace HWY_NAMESPACE { | |
| namespace hn = hwy::HWY_NAMESPACE; | |
| constexpr hn::ScalableTag<uint8_t> uint8xN_tag; | |
| constexpr hn::ScalableTag<uint16_t> uint16xN_tag; | |
| constexpr hn::ScalableTag<int16_t> int16xN_tag; | |
| constexpr hn::ScalableTag<int32_t> int32xN_tag; | |
| constexpr hn::ScalableTag<int64_t> int64xN_tag; | |
| constexpr hn::CappedTag<uint8_t, 32> uint8x32_tag; | |
| constexpr hn::CappedTag<int16_t, 16> int16x16_tag; | |
| constexpr hn::FixedTag<uint8_t, 4> uint8x4_tag; | |
| constexpr hn::FixedTag<uint8_t, 8> uint8x8_tag; | |
| constexpr hn::FixedTag<uint8_t, 16> uint8x16_tag; | |
| constexpr hn::FixedTag<uint16_t, 4> uint16x4_tag; | |
| constexpr hn::FixedTag<uint16_t, 8> uint16x8_tag; | |
| constexpr hn::FixedTag<int8_t, 8> int8x8_tag; | |
| constexpr hn::FixedTag<int8_t, 16> int8x16_tag; | |
| constexpr hn::FixedTag<int16_t, 8> int16x8_tag; | |
| constexpr hn::FixedTag<int32_t, 4> int32x4_tag; | |
| constexpr hn::FixedTag<int64_t, 2> int64x2_tag; | |
| constexpr hn::ScalableTag<int8_t> coeff_tag; | |
| using IVec16 = hn::Vec<decltype(int16xN_tag)>; | |
| using IVec32 = hn::Vec<decltype(int32xN_tag)>; | |
| using IVec8x16 = hn::Vec<decltype(int8x16_tag)>; | |
| template <typename D> | |
| HWY_ATTR inline void FilterPixelsHorizontal(D tag, const hn::VFromD<D> src, | |
| int16_t *HWY_RESTRICT horz_out, | |
| int8_t *HWY_RESTRICT coeff, | |
| const IVec16 round_const, | |
| const int shift, int row) { | |
| constexpr hn::Repartition<int8_t, D> int8_tag; | |
| constexpr hn::Repartition<int16_t, D> result_tag; | |
| constexpr hn::Repartition<uint16_t, D> unsigned_result_tag; | |
| // N.B. coeffs are stored to support the maximum vector width, which may not | |
| // be the vector width being filtered on now. | |
| const auto coeff0 = hn::Load(int8_tag, coeff + hn::MaxLanes(coeff_tag) * 0); | |
| const auto coeff1 = hn::Load(int8_tag, coeff + hn::MaxLanes(coeff_tag) * 1); | |
| const auto coeff2 = hn::Load(int8_tag, coeff + hn::MaxLanes(coeff_tag) * 2); | |
| const auto coeff3 = hn::Load(int8_tag, coeff + hn::MaxLanes(coeff_tag) * 3); | |
| const auto shuffle0 = hn::Dup128VecFromValues( | |
| uint8xN_tag, 0, 2, 2, 4, 4, 6, 6, 8, 1, 3, 3, 5, 5, 7, 7, 9 // | |
| ); | |
| const auto shuffle1 = hn::Dup128VecFromValues( | |
| uint8xN_tag, 4, 6, 6, 8, 8, 10, 10, 12, 5, 7, 7, 9, 9, 11, 11, 13 // | |
| ); | |
| const auto shuffle2 = hn::Dup128VecFromValues( | |
| uint8xN_tag, 1, 3, 3, 5, 5, 7, 7, 9, 2, 4, 4, 6, 6, 8, 8, 10 // | |
| ); | |
| const auto shuffle3 = hn::Dup128VecFromValues( | |
| uint8xN_tag, 5, 7, 7, 9, 9, 11, 11, 13, 6, 8, 8, 10, 10, 12, 12, 14 // | |
| ); | |
| const auto src_0 = | |
| hn::TableLookupBytes(src, hn::ResizeBitCast(tag, shuffle0)); | |
| const auto src_1 = | |
| hn::TableLookupBytes(src, hn::ResizeBitCast(tag, shuffle1)); | |
| const auto src_2 = | |
| hn::TableLookupBytes(src, hn::ResizeBitCast(tag, shuffle2)); | |
| const auto src_3 = | |
| hn::TableLookupBytes(src, hn::ResizeBitCast(tag, shuffle3)); | |
| const auto res_02 = hn::SatWidenMulPairwiseAdd(result_tag, src_0, coeff0); | |
| const auto res_46 = hn::SatWidenMulPairwiseAdd(result_tag, src_1, coeff1); | |
| const auto res_13 = hn::SatWidenMulPairwiseAdd(result_tag, src_2, coeff2); | |
| const auto res_57 = hn::SatWidenMulPairwiseAdd(result_tag, src_3, coeff3); | |
| const auto res_even = hn::Add(res_02, res_46); | |
| const auto res_odd = hn::Add(res_13, res_57); | |
| const auto res = hn::Add(hn::Add(res_even, res_odd), | |
| hn::ResizeBitCast(result_tag, round_const)); | |
| hn::Store(hn::BitCast(result_tag, | |
| hn::ShiftRightSame( | |
| hn::BitCast(unsigned_result_tag, res), shift)), | |
| result_tag, horz_out + row * hn::MaxLanes(int16x8_tag)); | |
| } | |
| HWY_ATTR HWY_INLINE IVec8x16 LoadAV1Filter8Bit(unsigned int offset) { | |
| return hn::LoadN(int8x16_tag, av1_filter_8bit[offset >> WARPEDDIFF_PREC_BITS], | |
| 8); | |
| } | |
| template <typename D> | |
| HWY_ATTR HWY_INLINE hn::VFromD<D> LoadAV1Filter8BitLower(D int8_tag, | |
| unsigned int offset) { | |
| return hn::LoadN(int8_tag, av1_filter_8bit[offset >> WARPEDDIFF_PREC_BITS], | |
| 8); | |
| } | |
| template <int Block, typename D> | |
| HWY_ATTR HWY_INLINE hn::VFromD<D> LoadAV1Filter8BitUpper(D int8_tag, | |
| unsigned int offset, | |
| hn::VFromD<D> src) { | |
| (void)int8_tag; | |
| return hn::InsertBlock<Block>( | |
| src, hn::LoadN(int8x16_tag, | |
| av1_filter_8bit[offset >> WARPEDDIFF_PREC_BITS], 8)); | |
| } | |
| template <typename D> | |
| HWY_ATTR inline void PrepareHorizontalFilterCoefficients( | |
| D int16_tag, int alpha, int beta, int sx, int8_t *HWY_RESTRICT coeff) { | |
| constexpr auto int8_tag = hn::Repartition<int8_t, D>(); | |
| constexpr auto int32_tag = hn::Repartition<int32_t, D>(); | |
| constexpr auto int64_tag = hn::Repartition<int64_t, D>(); | |
| auto tmp_0 = LoadAV1Filter8BitLower(int8_tag, sx + 0 * alpha); | |
| auto tmp_1 = LoadAV1Filter8BitLower(int8_tag, sx + 1 * alpha); | |
| auto tmp_2 = LoadAV1Filter8BitLower(int8_tag, sx + 2 * alpha); | |
| auto tmp_3 = LoadAV1Filter8BitLower(int8_tag, sx + 3 * alpha); | |
| auto tmp_4 = LoadAV1Filter8BitLower(int8_tag, sx + 4 * alpha); | |
| auto tmp_5 = LoadAV1Filter8BitLower(int8_tag, sx + 5 * alpha); | |
| auto tmp_6 = LoadAV1Filter8BitLower(int8_tag, sx + 6 * alpha); | |
| auto tmp_7 = LoadAV1Filter8BitLower(int8_tag, sx + 7 * alpha); | |
| if constexpr (int16_tag.MaxBlocks() >= 2) { | |
| tmp_0 = LoadAV1Filter8BitUpper<1>(int8_tag, sx + beta + 0 * alpha, tmp_0); | |
| tmp_1 = LoadAV1Filter8BitUpper<1>(int8_tag, sx + beta + 1 * alpha, tmp_1); | |
| tmp_2 = LoadAV1Filter8BitUpper<1>(int8_tag, sx + beta + 2 * alpha, tmp_2); | |
| tmp_3 = LoadAV1Filter8BitUpper<1>(int8_tag, sx + beta + 3 * alpha, tmp_3); | |
| tmp_4 = LoadAV1Filter8BitUpper<1>(int8_tag, sx + beta + 4 * alpha, tmp_4); | |
| tmp_5 = LoadAV1Filter8BitUpper<1>(int8_tag, sx + beta + 5 * alpha, tmp_5); | |
| tmp_6 = LoadAV1Filter8BitUpper<1>(int8_tag, sx + beta + 6 * alpha, tmp_6); | |
| tmp_7 = LoadAV1Filter8BitUpper<1>(int8_tag, sx + beta + 7 * alpha, tmp_7); | |
| } | |
| if constexpr (int16_tag.MaxBlocks() >= 3) { | |
| tmp_0 = | |
| LoadAV1Filter8BitUpper<2>(int8_tag, sx + beta * 2 + 0 * alpha, tmp_0); | |
| tmp_1 = | |
| LoadAV1Filter8BitUpper<2>(int8_tag, sx + beta * 2 + 1 * alpha, tmp_1); | |
| tmp_2 = | |
| LoadAV1Filter8BitUpper<2>(int8_tag, sx + beta * 2 + 2 * alpha, tmp_2); | |
| tmp_3 = | |
| LoadAV1Filter8BitUpper<2>(int8_tag, sx + beta * 2 + 3 * alpha, tmp_3); | |
| tmp_4 = | |
| LoadAV1Filter8BitUpper<2>(int8_tag, sx + beta * 2 + 4 * alpha, tmp_4); | |
| tmp_5 = | |
| LoadAV1Filter8BitUpper<2>(int8_tag, sx + beta * 2 + 5 * alpha, tmp_5); | |
| tmp_6 = | |
| LoadAV1Filter8BitUpper<2>(int8_tag, sx + beta * 2 + 6 * alpha, tmp_6); | |
| tmp_7 = | |
| LoadAV1Filter8BitUpper<2>(int8_tag, sx + beta * 2 + 7 * alpha, tmp_7); | |
| tmp_0 = | |
| LoadAV1Filter8BitUpper<3>(int8_tag, sx + beta * 3 + 0 * alpha, tmp_0); | |
| tmp_1 = | |
| LoadAV1Filter8BitUpper<3>(int8_tag, sx + beta * 3 + 1 * alpha, tmp_1); | |
| tmp_2 = | |
| LoadAV1Filter8BitUpper<3>(int8_tag, sx + beta * 3 + 2 * alpha, tmp_2); | |
| tmp_3 = | |
| LoadAV1Filter8BitUpper<3>(int8_tag, sx + beta * 3 + 3 * alpha, tmp_3); | |
| tmp_4 = | |
| LoadAV1Filter8BitUpper<3>(int8_tag, sx + beta * 3 + 4 * alpha, tmp_4); | |
| tmp_5 = | |
| LoadAV1Filter8BitUpper<3>(int8_tag, sx + beta * 3 + 5 * alpha, tmp_5); | |
| tmp_6 = | |
| LoadAV1Filter8BitUpper<3>(int8_tag, sx + beta * 3 + 6 * alpha, tmp_6); | |
| tmp_7 = | |
| LoadAV1Filter8BitUpper<3>(int8_tag, sx + beta * 3 + 7 * alpha, tmp_7); | |
| } | |
| const auto tmp_0_16 = hn::BitCast(int16_tag, tmp_0); | |
| const auto tmp_1_16 = hn::BitCast(int16_tag, tmp_1); | |
| const auto tmp_2_16 = hn::BitCast(int16_tag, tmp_2); | |
| const auto tmp_3_16 = hn::BitCast(int16_tag, tmp_3); | |
| const auto tmp_4_16 = hn::BitCast(int16_tag, tmp_4); | |
| const auto tmp_5_16 = hn::BitCast(int16_tag, tmp_5); | |
| const auto tmp_6_16 = hn::BitCast(int16_tag, tmp_6); | |
| const auto tmp_7_16 = hn::BitCast(int16_tag, tmp_7); | |
| const auto tmp_12 = hn::ZipLower(int32_tag, tmp_0_16, tmp_2_16); | |
| const auto tmp_13 = hn::ZipLower(int32_tag, tmp_1_16, tmp_3_16); | |
| const auto tmp_14 = hn::ZipLower(int32_tag, tmp_4_16, tmp_6_16); | |
| const auto tmp_15 = hn::ZipLower(int32_tag, tmp_5_16, tmp_7_16); | |
| const auto res_0 = hn::ZipLower(int64_tag, tmp_12, tmp_14); | |
| const auto res_1 = hn::ZipUpper(int64_tag, tmp_12, tmp_14); | |
| const auto res_2 = hn::ZipLower(int64_tag, tmp_13, tmp_15); | |
| const auto res_3 = hn::ZipUpper(int64_tag, tmp_13, tmp_15); | |
| hn::Store(hn::BitCast(int8_tag, hn::InterleaveLower(int64_tag, res_0, res_2)), | |
| int8_tag, coeff + hn::MaxLanes(coeff_tag) * 0); | |
| hn::Store(hn::BitCast(int8_tag, hn::InterleaveUpper(int64_tag, res_0, res_2)), | |
| int8_tag, coeff + hn::MaxLanes(coeff_tag) * 1); | |
| hn::Store(hn::BitCast(int8_tag, hn::InterleaveLower(int64_tag, res_1, res_3)), | |
| int8_tag, coeff + hn::MaxLanes(coeff_tag) * 2); | |
| hn::Store(hn::BitCast(int8_tag, hn::InterleaveUpper(int64_tag, res_1, res_3)), | |
| int8_tag, coeff + hn::MaxLanes(coeff_tag) * 3); | |
| } | |
| template <typename D> | |
| HWY_ATTR inline void PrepareHorizontalFilterCoefficientsBeta0( | |
| D int16_tag, int alpha, int beta, int sx, int8_t *HWY_RESTRICT coeff) { | |
| (void)int16_tag; | |
| (void)beta; | |
| const auto tmp_0 = | |
| hn::BitCast(int16x8_tag, LoadAV1Filter8Bit(sx + 0 * alpha)); | |
| const auto tmp_1 = | |
| hn::BitCast(int16x8_tag, LoadAV1Filter8Bit(sx + 1 * alpha)); | |
| const auto tmp_2 = | |
| hn::BitCast(int16x8_tag, LoadAV1Filter8Bit(sx + 2 * alpha)); | |
| const auto tmp_3 = | |
| hn::BitCast(int16x8_tag, LoadAV1Filter8Bit(sx + 3 * alpha)); | |
| const auto tmp_4 = | |
| hn::BitCast(int16x8_tag, LoadAV1Filter8Bit(sx + 4 * alpha)); | |
| const auto tmp_5 = | |
| hn::BitCast(int16x8_tag, LoadAV1Filter8Bit(sx + 5 * alpha)); | |
| const auto tmp_6 = | |
| hn::BitCast(int16x8_tag, LoadAV1Filter8Bit(sx + 6 * alpha)); | |
| const auto tmp_7 = | |
| hn::BitCast(int16x8_tag, LoadAV1Filter8Bit(sx + 7 * alpha)); | |
| const auto tmp_02 = hn::ZipLower(int32x4_tag, tmp_0, tmp_2); | |
| const auto tmp_13 = hn::ZipLower(int32x4_tag, tmp_1, tmp_3); | |
| const auto tmp_46 = hn::ZipLower(int32x4_tag, tmp_4, tmp_6); | |
| const auto tmp_57 = hn::ZipLower(int32x4_tag, tmp_5, tmp_7); | |
| constexpr auto int8_tag = hn::Repartition<int8_t, D>(); | |
| constexpr auto int32_tag = hn::Repartition<int32_t, D>(); | |
| constexpr auto int64_tag = hn::Repartition<int64_t, D>(); | |
| const auto broadcast_12 = | |
| hn::BroadcastBlock<0>(hn::ResizeBitCast(int32_tag, tmp_02)); | |
| const auto broadcast_13 = | |
| hn::BroadcastBlock<0>(hn::ResizeBitCast(int32_tag, tmp_13)); | |
| const auto broadcast_14 = | |
| hn::BroadcastBlock<0>(hn::ResizeBitCast(int32_tag, tmp_46)); | |
| const auto broadcast_15 = | |
| hn::BroadcastBlock<0>(hn::ResizeBitCast(int32_tag, tmp_57)); | |
| const auto res_0 = hn::ZipLower(int64_tag, broadcast_12, broadcast_14); | |
| const auto res_1 = hn::ZipUpper(int64_tag, broadcast_12, broadcast_14); | |
| const auto res_2 = hn::ZipLower(int64_tag, broadcast_13, broadcast_15); | |
| const auto res_3 = hn::ZipUpper(int64_tag, broadcast_13, broadcast_15); | |
| hn::Store(hn::BitCast(int8_tag, hn::InterleaveLower(int64_tag, res_0, res_2)), | |
| int8_tag, coeff + hn::MaxLanes(coeff_tag) * 0); | |
| hn::Store(hn::BitCast(int8_tag, hn::InterleaveUpper(int64_tag, res_0, res_2)), | |
| int8_tag, coeff + hn::MaxLanes(coeff_tag) * 1); | |
| hn::Store(hn::BitCast(int8_tag, hn::InterleaveLower(int64_tag, res_1, res_3)), | |
| int8_tag, coeff + hn::MaxLanes(coeff_tag) * 2); | |
| hn::Store(hn::BitCast(int8_tag, hn::InterleaveUpper(int64_tag, res_1, res_3)), | |
| int8_tag, coeff + hn::MaxLanes(coeff_tag) * 3); | |
| } | |
| template <typename D> | |
| HWY_ATTR inline void PrepareHorizontalFilterCoefficientsAlpha0( | |
| D int16_tag, int alpha, int beta, int sx, int8_t *HWY_RESTRICT coeff) { | |
| (void)alpha; | |
| constexpr auto int8_tag = hn::Repartition<int8_t, D>(); | |
| auto tmp_0 = LoadAV1Filter8BitLower(int8_tag, sx); | |
| if constexpr (int16_tag.MaxBlocks() >= 2) { | |
| tmp_0 = LoadAV1Filter8BitUpper<1>(int8_tag, sx + beta, tmp_0); | |
| } | |
| if constexpr (int16_tag.MaxBlocks() >= 3) { | |
| tmp_0 = LoadAV1Filter8BitUpper<2>(int8_tag, sx + beta * 2, tmp_0); | |
| tmp_0 = LoadAV1Filter8BitUpper<3>(int8_tag, sx + beta * 3, tmp_0); | |
| } | |
| const auto res_0 = hn::BitCast(int16_tag, tmp_0); | |
| hn::Store(hn::BitCast(int8_tag, hn::Broadcast<0>(res_0)), int8_tag, | |
| coeff + hn::MaxLanes(coeff_tag) * 0); | |
| hn::Store(hn::BitCast(int8_tag, hn::Broadcast<1>(res_0)), int8_tag, | |
| coeff + hn::MaxLanes(coeff_tag) * 1); | |
| hn::Store(hn::BitCast(int8_tag, hn::Broadcast<2>(res_0)), int8_tag, | |
| coeff + hn::MaxLanes(coeff_tag) * 2); | |
| hn::Store(hn::BitCast(int8_tag, hn::Broadcast<3>(res_0)), int8_tag, | |
| coeff + hn::MaxLanes(coeff_tag) * 3); | |
| } | |
| template <typename D> | |
| HWY_ATTR inline void HorizontalFilter(D tag, const hn::VFromD<D> src, | |
| int16_t *HWY_RESTRICT horz_out, int sx, | |
| int alpha, int beta, int row, | |
| const IVec16 round_const, | |
| const int reduce_bits_horiz) { | |
| HWY_ALIGN int8_t coeff[4 * hn::MaxLanes(coeff_tag)]; | |
| PrepareHorizontalFilterCoefficients(hn::Repartition<int16_t, D>(), alpha, | |
| beta, sx, coeff); | |
| FilterPixelsHorizontal(tag, src, horz_out, coeff, round_const, | |
| reduce_bits_horiz, row); | |
| } | |
| template <typename D> | |
| HWY_ATTR inline void PrepareLastHorizontalFilterCoefficients( | |
| D int16_tag, int alpha, int beta, int sx, int8_t *HWY_RESTRICT coeff) { | |
| (void)int16_tag; | |
| (void)beta; | |
| const auto tmp_0 = | |
| hn::BitCast(int16x8_tag, LoadAV1Filter8Bit(sx + 0 * alpha)); | |
| const auto tmp_1 = | |
| hn::BitCast(int16x8_tag, LoadAV1Filter8Bit(sx + 1 * alpha)); | |
| const auto tmp_2 = | |
| hn::BitCast(int16x8_tag, LoadAV1Filter8Bit(sx + 2 * alpha)); | |
| const auto tmp_3 = | |
| hn::BitCast(int16x8_tag, LoadAV1Filter8Bit(sx + 3 * alpha)); | |
| const auto tmp_4 = | |
| hn::BitCast(int16x8_tag, LoadAV1Filter8Bit(sx + 4 * alpha)); | |
| const auto tmp_5 = | |
| hn::BitCast(int16x8_tag, LoadAV1Filter8Bit(sx + 5 * alpha)); | |
| const auto tmp_6 = | |
| hn::BitCast(int16x8_tag, LoadAV1Filter8Bit(sx + 6 * alpha)); | |
| const auto tmp_7 = | |
| hn::BitCast(int16x8_tag, LoadAV1Filter8Bit(sx + 7 * alpha)); | |
| const auto tmp_8 = hn::ZipLower(int32x4_tag, tmp_0, tmp_2); | |
| const auto tmp_9 = hn::ZipLower(int32x4_tag, tmp_1, tmp_3); | |
| const auto tmp_10 = hn::ZipLower(int32x4_tag, tmp_4, tmp_6); | |
| const auto tmp_11 = hn::ZipLower(int32x4_tag, tmp_5, tmp_7); | |
| const auto tmp_12 = hn::ZipLower(int64x2_tag, tmp_8, tmp_10); | |
| const auto tmp_13 = hn::ZipUpper(int64x2_tag, tmp_8, tmp_10); | |
| const auto tmp_14 = hn::ZipLower(int64x2_tag, tmp_9, tmp_11); | |
| const auto tmp_15 = hn::ZipUpper(int64x2_tag, tmp_9, tmp_11); | |
| const auto tmp_16 = hn::InterleaveLower(int64x2_tag, tmp_12, tmp_14); | |
| const auto tmp_17 = hn::InterleaveUpper(int64x2_tag, tmp_12, tmp_14); | |
| const auto tmp_18 = hn::InterleaveLower(int64x2_tag, tmp_13, tmp_15); | |
| const auto tmp_19 = hn::InterleaveUpper(int64x2_tag, tmp_13, tmp_15); | |
| constexpr auto int8_tag = hn::Repartition<int8_t, D>(); | |
| const auto tmp_20 = hn::ResizeBitCast(int8_tag, tmp_16); | |
| const auto tmp_21 = hn::ResizeBitCast(int8_tag, tmp_17); | |
| const auto tmp_22 = hn::ResizeBitCast(int8_tag, tmp_18); | |
| const auto tmp_23 = hn::ResizeBitCast(int8_tag, tmp_19); | |
| hn::Store(hn::BroadcastBlock<0>(tmp_20), int8_tag, | |
| coeff + hn::MaxLanes(coeff_tag) * 0); | |
| hn::Store(hn::BroadcastBlock<0>(tmp_21), int8_tag, | |
| coeff + hn::MaxLanes(coeff_tag) * 1); | |
| hn::Store(hn::BroadcastBlock<0>(tmp_22), int8_tag, | |
| coeff + hn::MaxLanes(coeff_tag) * 2); | |
| hn::Store(hn::BroadcastBlock<0>(tmp_23), int8_tag, | |
| coeff + hn::MaxLanes(coeff_tag) * 3); | |
| } | |
| template <typename D> | |
| HWY_ATTR HWY_INLINE hn::VFromD<D> LoadRowsClamped( | |
| D tag, const uint8_t *HWY_RESTRICT ref, const int stride, const int iy, | |
| const int height) { | |
| constexpr hn::BlockDFromD<D> block_tag; | |
| const int iy0 = clamp(iy + 0, 0, height - 1); | |
| auto src = hn::ResizeBitCast(tag, hn::LoadU(block_tag, ref + iy0 * stride)); | |
| if constexpr (tag.MaxBlocks() >= 2) { | |
| const int iy1 = clamp(iy + 1, 0, height - 1); | |
| const auto src_1 = hn::LoadU(block_tag, ref + iy1 * stride); | |
| src = hn::InsertBlock<1>(src, src_1); | |
| } | |
| if constexpr (tag.MaxBlocks() >= 3) { | |
| const int iy2 = clamp(iy + 2, 0, height - 1); | |
| const auto src_2 = hn::LoadU(block_tag, ref + iy2 * stride); | |
| const int iy3 = clamp(iy + 3, 0, height - 1); | |
| const auto src_3 = hn::LoadU(block_tag, ref + iy3 * stride); | |
| src = hn::InsertBlock<2>(src, src_2); | |
| src = hn::InsertBlock<3>(src, src_3); | |
| } | |
| return src; | |
| } | |
| template <void (*PrepareCoeffs)(int alpha, int beta, int sx, | |
| int8_t *HWY_RESTRICT coeffs), | |
| typename D> | |
| HWY_ATTR int WarpHorizontalFilterLoop( | |
| D tag, const uint8_t *HWY_RESTRICT ref, int16_t *HWY_RESTRICT horz_out, | |
| int stride, int32_t ix4, int32_t iy4, int32_t sx4, int alpha, int beta, | |
| int p_height, int height, int i, const IVec16 round_const, | |
| const int reduce_bits_horiz, int k, int8_t *HWY_RESTRICT coeff) { | |
| constexpr int kNumRows = tag.MaxBlocks(); | |
| for (; k < AOMMIN(8, p_height - i) - kNumRows; k += kNumRows) { | |
| const auto src = | |
| LoadRowsClamped(tag, ref + ix4 - 7, stride, iy4 + k, height); | |
| if constexpr (PrepareCoeffs != nullptr) { | |
| int sx = sx4 + beta * (k + 4); | |
| PrepareCoeffs(alpha, beta, sx, coeff); | |
| } | |
| FilterPixelsHorizontal(tag, src, horz_out, coeff, round_const, | |
| reduce_bits_horiz, k + 7); | |
| } | |
| return k; | |
| } | |
| enum class HorizontalFilterCoeffs { | |
| kAlpha0, | |
| kBeta0, | |
| kDefault, | |
| }; | |
| template <bool IsLast, HorizontalFilterCoeffs Filter, typename D> | |
| HWY_ATTR void WarpHorizontalPrepareCoeffs(int alpha, int beta, int sx, | |
| int8_t *HWY_RESTRICT coeffs) { | |
| D int16_tag; | |
| switch (Filter) { | |
| case HorizontalFilterCoeffs::kAlpha0: | |
| PrepareHorizontalFilterCoefficientsAlpha0(int16_tag, alpha, beta, sx, | |
| coeffs); | |
| return; | |
| case HorizontalFilterCoeffs::kBeta0: | |
| PrepareHorizontalFilterCoefficientsBeta0(int16_tag, alpha, beta, sx, | |
| coeffs); | |
| return; | |
| case HorizontalFilterCoeffs::kDefault: | |
| default: | |
| if (IsLast) { | |
| PrepareLastHorizontalFilterCoefficients(int16_tag, alpha, beta, sx, | |
| coeffs); | |
| } else { | |
| PrepareHorizontalFilterCoefficients(int16_tag, alpha, beta, sx, coeffs); | |
| } | |
| return; | |
| } | |
| } | |
| template <bool InnerCoeffUpdate, HorizontalFilterCoeffs Filter> | |
| HWY_ATTR inline void WarpHorizontalFilterTemplate( | |
| const uint8_t *HWY_RESTRICT ref, int16_t *HWY_RESTRICT horz_out, int stride, | |
| int32_t ix4, int32_t iy4, int32_t sx4, int alpha, int beta, int p_height, | |
| int height, int i, const IVec16 round_const, const int reduce_bits_horiz) { | |
| int k = -7, iy; | |
| HWY_ALIGN int8_t coeff[4 * hn::MaxLanes(coeff_tag)]; | |
| if constexpr (!InnerCoeffUpdate) { | |
| WarpHorizontalPrepareCoeffs<false, Filter, decltype(int16xN_tag)>( | |
| alpha, beta, sx4, coeff); | |
| } | |
| if constexpr (uint8xN_tag.MaxBlocks() >= 3) { | |
| k = WarpHorizontalFilterLoop<( | |
| InnerCoeffUpdate | |
| ? WarpHorizontalPrepareCoeffs<false, Filter, decltype(int16xN_tag)> | |
| : nullptr)>(uint8xN_tag, ref, horz_out, stride, ix4, iy4, sx4, | |
| alpha, beta, p_height, height, i, round_const, | |
| reduce_bits_horiz, k, coeff); | |
| } | |
| if constexpr (uint8xN_tag.MaxBlocks() >= 2) { | |
| k = WarpHorizontalFilterLoop<( | |
| InnerCoeffUpdate | |
| ? WarpHorizontalPrepareCoeffs<false, Filter, decltype(int16x16_tag)> | |
| : nullptr)>(uint8x32_tag, ref, horz_out, stride, ix4, iy4, sx4, | |
| alpha, beta, p_height, height, i, round_const, | |
| reduce_bits_horiz, k, coeff); | |
| } | |
| if constexpr (uint8xN_tag.MaxBlocks() == 1) { | |
| k = WarpHorizontalFilterLoop<( | |
| InnerCoeffUpdate | |
| ? WarpHorizontalPrepareCoeffs<true, Filter, decltype(int16x8_tag)> | |
| : nullptr)>(uint8x16_tag, ref, horz_out, stride, ix4, iy4, sx4, | |
| alpha, beta, p_height, height, i, round_const, | |
| reduce_bits_horiz, k, coeff); | |
| } | |
| iy = iy4 + k; | |
| iy = clamp(iy, 0, height - 1); | |
| const auto src = hn::LoadU(uint8x16_tag, ref + iy * stride + ix4 - 7); | |
| if constexpr (InnerCoeffUpdate) { | |
| int sx = sx4 + beta * (k + 4); | |
| WarpHorizontalPrepareCoeffs<true, Filter, decltype(int16x8_tag)>( | |
| alpha, beta, sx, coeff); | |
| } | |
| FilterPixelsHorizontal(uint8x16_tag, src, horz_out, coeff, round_const, | |
| reduce_bits_horiz, k + 7); | |
| } | |
| HWY_ATTR inline void UnpackWeightsAndSetRoundConst( | |
| ConvolveParams *HWY_RESTRICT conv_params, const int round_bits, | |
| const int offset_bits, IVec16 &HWY_RESTRICT res_sub_const, | |
| IVec16 &HWY_RESTRICT round_bits_const, IVec16 &HWY_RESTRICT wt) { | |
| res_sub_const = | |
| hn::Set(int16xN_tag, -(1 << (offset_bits - conv_params->round_1)) - | |
| (1 << (offset_bits - conv_params->round_1 - 1))); | |
| round_bits_const = hn::Set(int16xN_tag, ((1 << round_bits) >> 1)); | |
| const auto w0 = static_cast<int16_t>(conv_params->fwd_offset); | |
| const auto w1 = static_cast<int16_t>(conv_params->bck_offset); | |
| const auto wt0 = hn::Set(int16xN_tag, w0); | |
| const auto wt1 = hn::Set(int16xN_tag, w1); | |
| wt = hn::InterleaveLower(wt0, wt1); | |
| } | |
| HWY_ATTR HWY_INLINE IVec16 LoadAV1WarpedFilter(size_t offset) { | |
| return hn::LoadN(int16xN_tag, | |
| av1_warped_filter[offset >> WARPEDDIFF_PREC_BITS], 8); | |
| } | |
| HWY_ATTR HWY_INLINE IVec16 LoadAV1WarpedFilterLower(size_t offset) { | |
| return hn::ResizeBitCast( | |
| int16xN_tag, | |
| hn::Load(int16x8_tag, av1_warped_filter[offset >> WARPEDDIFF_PREC_BITS])); | |
| } | |
| template <int Block> | |
| HWY_ATTR HWY_INLINE IVec16 LoadAV1WarpedFilterUpper(size_t offset, IVec16 src) { | |
| return hn::InsertBlock<Block>( | |
| src, | |
| hn::Load(int16x8_tag, av1_warped_filter[offset >> WARPEDDIFF_PREC_BITS])); | |
| } | |
| HWY_ATTR inline void PrepareVerticalFilterCoeffs(int gamma, int delta, int sy, | |
| int16_t *HWY_RESTRICT coeffs) { | |
| auto filt_00 = LoadAV1WarpedFilterLower(sy + 0 * gamma); | |
| auto filt_01 = LoadAV1WarpedFilterLower(sy + 2 * gamma); | |
| auto filt_02 = LoadAV1WarpedFilterLower(sy + 4 * gamma); | |
| auto filt_03 = LoadAV1WarpedFilterLower(sy + 6 * gamma); | |
| if constexpr (int16xN_tag.MaxBlocks() >= 2) { | |
| filt_00 = LoadAV1WarpedFilterUpper<1>(sy + delta + 0 * gamma, filt_00); | |
| filt_01 = LoadAV1WarpedFilterUpper<1>(sy + delta + 2 * gamma, filt_01); | |
| filt_02 = LoadAV1WarpedFilterUpper<1>(sy + delta + 4 * gamma, filt_02); | |
| filt_03 = LoadAV1WarpedFilterUpper<1>(sy + delta + 6 * gamma, filt_03); | |
| } | |
| if constexpr (int16xN_tag.MaxBlocks() >= 3) { | |
| filt_00 = LoadAV1WarpedFilterUpper<2>(sy + 2 * delta + 0 * gamma, filt_00); | |
| filt_01 = LoadAV1WarpedFilterUpper<2>(sy + 2 * delta + 2 * gamma, filt_01); | |
| filt_02 = LoadAV1WarpedFilterUpper<2>(sy + 2 * delta + 4 * gamma, filt_02); | |
| filt_03 = LoadAV1WarpedFilterUpper<2>(sy + 2 * delta + 6 * gamma, filt_03); | |
| filt_00 = LoadAV1WarpedFilterUpper<3>(sy + 3 * delta + 0 * gamma, filt_00); | |
| filt_01 = LoadAV1WarpedFilterUpper<3>(sy + 3 * delta + 2 * gamma, filt_01); | |
| filt_02 = LoadAV1WarpedFilterUpper<3>(sy + 3 * delta + 4 * gamma, filt_02); | |
| filt_03 = LoadAV1WarpedFilterUpper<3>(sy + 3 * delta + 6 * gamma, filt_03); | |
| } | |
| auto filt_0 = hn::BitCast(int32xN_tag, filt_00); | |
| auto filt_1 = hn::BitCast(int32xN_tag, filt_01); | |
| auto filt_2 = hn::BitCast(int32xN_tag, filt_02); | |
| auto filt_3 = hn::BitCast(int32xN_tag, filt_03); | |
| auto res_0 = hn::ZipLower(int64xN_tag, filt_0, filt_1); | |
| auto res_1 = hn::ZipLower(int64xN_tag, filt_2, filt_3); | |
| auto res_2 = hn::ZipUpper(int64xN_tag, filt_0, filt_1); | |
| auto res_3 = hn::ZipUpper(int64xN_tag, filt_2, filt_3); | |
| hn::Store( | |
| hn::BitCast(int16xN_tag, hn::InterleaveLower(int64xN_tag, res_0, res_1)), | |
| int16xN_tag, coeffs + 0 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store( | |
| hn::BitCast(int16xN_tag, hn::InterleaveUpper(int64xN_tag, res_0, res_1)), | |
| int16xN_tag, coeffs + 1 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store( | |
| hn::BitCast(int16xN_tag, hn::InterleaveLower(int64xN_tag, res_2, res_3)), | |
| int16xN_tag, coeffs + 2 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store( | |
| hn::BitCast(int16xN_tag, hn::InterleaveUpper(int64xN_tag, res_2, res_3)), | |
| int16xN_tag, coeffs + 3 * hn::MaxLanes(int16xN_tag)); | |
| filt_00 = LoadAV1WarpedFilterLower(sy + 1 * gamma); | |
| filt_01 = LoadAV1WarpedFilterLower(sy + 3 * gamma); | |
| filt_02 = LoadAV1WarpedFilterLower(sy + 5 * gamma); | |
| filt_03 = LoadAV1WarpedFilterLower(sy + 7 * gamma); | |
| if constexpr (int16xN_tag.MaxBlocks() >= 2) { | |
| filt_00 = LoadAV1WarpedFilterUpper<1>(sy + delta + 1 * gamma, filt_00); | |
| filt_01 = LoadAV1WarpedFilterUpper<1>(sy + delta + 3 * gamma, filt_01); | |
| filt_02 = LoadAV1WarpedFilterUpper<1>(sy + delta + 5 * gamma, filt_02); | |
| filt_03 = LoadAV1WarpedFilterUpper<1>(sy + delta + 7 * gamma, filt_03); | |
| } | |
| if constexpr (int16xN_tag.MaxBlocks() >= 3) { | |
| filt_00 = LoadAV1WarpedFilterUpper<2>(sy + 2 * delta + 1 * gamma, filt_00); | |
| filt_01 = LoadAV1WarpedFilterUpper<2>(sy + 2 * delta + 3 * gamma, filt_01); | |
| filt_02 = LoadAV1WarpedFilterUpper<2>(sy + 2 * delta + 5 * gamma, filt_02); | |
| filt_03 = LoadAV1WarpedFilterUpper<2>(sy + 2 * delta + 7 * gamma, filt_03); | |
| filt_00 = LoadAV1WarpedFilterUpper<3>(sy + 3 * delta + 1 * gamma, filt_00); | |
| filt_01 = LoadAV1WarpedFilterUpper<3>(sy + 3 * delta + 3 * gamma, filt_01); | |
| filt_02 = LoadAV1WarpedFilterUpper<3>(sy + 3 * delta + 5 * gamma, filt_02); | |
| filt_03 = LoadAV1WarpedFilterUpper<3>(sy + 3 * delta + 7 * gamma, filt_03); | |
| } | |
| filt_0 = hn::BitCast(int32xN_tag, filt_00); | |
| filt_1 = hn::BitCast(int32xN_tag, filt_01); | |
| filt_2 = hn::BitCast(int32xN_tag, filt_02); | |
| filt_3 = hn::BitCast(int32xN_tag, filt_03); | |
| res_0 = hn::ZipLower(int64xN_tag, filt_0, filt_1); | |
| res_1 = hn::ZipLower(int64xN_tag, filt_2, filt_3); | |
| res_2 = hn::ZipUpper(int64xN_tag, filt_0, filt_1); | |
| res_3 = hn::ZipUpper(int64xN_tag, filt_2, filt_3); | |
| hn::Store( | |
| hn::BitCast(int16xN_tag, hn::InterleaveLower(int64xN_tag, res_0, res_1)), | |
| int16xN_tag, coeffs + 4 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store( | |
| hn::BitCast(int16xN_tag, hn::InterleaveUpper(int64xN_tag, res_0, res_1)), | |
| int16xN_tag, coeffs + 5 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store( | |
| hn::BitCast(int16xN_tag, hn::InterleaveLower(int64xN_tag, res_2, res_3)), | |
| int16xN_tag, coeffs + 6 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store( | |
| hn::BitCast(int16xN_tag, hn::InterleaveUpper(int64xN_tag, res_2, res_3)), | |
| int16xN_tag, coeffs + 7 * hn::MaxLanes(int16xN_tag)); | |
| } | |
| HWY_ATTR inline void PrepareVerticalFilterCoeffsDelta0( | |
| int gamma, int delta, int sy, int16_t *HWY_RESTRICT coeffs) { | |
| (void)delta; | |
| auto filt_00 = LoadAV1WarpedFilter(sy + 0 * gamma); | |
| auto filt_01 = LoadAV1WarpedFilter(sy + 2 * gamma); | |
| auto filt_02 = LoadAV1WarpedFilter(sy + 4 * gamma); | |
| auto filt_03 = LoadAV1WarpedFilter(sy + 6 * gamma); | |
| auto filt_10 = hn::BitCast(int32xN_tag, hn::BroadcastBlock<0>(filt_00)); | |
| auto filt_11 = hn::BitCast(int32xN_tag, hn::BroadcastBlock<0>(filt_01)); | |
| auto filt_12 = hn::BitCast(int32xN_tag, hn::BroadcastBlock<0>(filt_02)); | |
| auto filt_13 = hn::BitCast(int32xN_tag, hn::BroadcastBlock<0>(filt_03)); | |
| auto res_0 = hn::ZipLower(int64xN_tag, filt_10, filt_11); | |
| auto res_1 = hn::ZipLower(int64xN_tag, filt_12, filt_13); | |
| auto res_2 = hn::ZipUpper(int64xN_tag, filt_10, filt_11); | |
| auto res_3 = hn::ZipUpper(int64xN_tag, filt_12, filt_13); | |
| hn::Store( | |
| hn::BitCast(int16xN_tag, hn::InterleaveLower(int64xN_tag, res_0, res_1)), | |
| int16xN_tag, coeffs + 0 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store( | |
| hn::BitCast(int16xN_tag, hn::InterleaveUpper(int64xN_tag, res_0, res_1)), | |
| int16xN_tag, coeffs + 1 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store( | |
| hn::BitCast(int16xN_tag, hn::InterleaveLower(int64xN_tag, res_2, res_3)), | |
| int16xN_tag, coeffs + 2 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store( | |
| hn::BitCast(int16xN_tag, hn::InterleaveUpper(int64xN_tag, res_2, res_3)), | |
| int16xN_tag, coeffs + 3 * hn::MaxLanes(int16xN_tag)); | |
| filt_00 = LoadAV1WarpedFilter(sy + 1 * gamma); | |
| filt_01 = LoadAV1WarpedFilter(sy + 3 * gamma); | |
| filt_02 = LoadAV1WarpedFilter(sy + 5 * gamma); | |
| filt_03 = LoadAV1WarpedFilter(sy + 7 * gamma); | |
| filt_10 = hn::BitCast(int32xN_tag, hn::BroadcastBlock<0>(filt_00)); | |
| filt_11 = hn::BitCast(int32xN_tag, hn::BroadcastBlock<0>(filt_01)); | |
| filt_12 = hn::BitCast(int32xN_tag, hn::BroadcastBlock<0>(filt_02)); | |
| filt_13 = hn::BitCast(int32xN_tag, hn::BroadcastBlock<0>(filt_03)); | |
| res_0 = hn::ZipLower(int64xN_tag, filt_10, filt_11); | |
| res_1 = hn::ZipLower(int64xN_tag, filt_12, filt_13); | |
| res_2 = hn::ZipUpper(int64xN_tag, filt_10, filt_11); | |
| res_3 = hn::ZipUpper(int64xN_tag, filt_12, filt_13); | |
| hn::Store( | |
| hn::BitCast(int16xN_tag, hn::InterleaveLower(int64xN_tag, res_0, res_1)), | |
| int16xN_tag, coeffs + 4 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store( | |
| hn::BitCast(int16xN_tag, hn::InterleaveUpper(int64xN_tag, res_0, res_1)), | |
| int16xN_tag, coeffs + 5 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store( | |
| hn::BitCast(int16xN_tag, hn::InterleaveLower(int64xN_tag, res_2, res_3)), | |
| int16xN_tag, coeffs + 6 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store( | |
| hn::BitCast(int16xN_tag, hn::InterleaveUpper(int64xN_tag, res_2, res_3)), | |
| int16xN_tag, coeffs + 7 * hn::MaxLanes(int16xN_tag)); | |
| } | |
| HWY_ATTR inline void PrepareVerticalFilterCoeffsGamma0( | |
| int gamma, int delta, int sy, int16_t *HWY_RESTRICT coeffs) { | |
| (void)gamma; | |
| auto filt_0 = LoadAV1WarpedFilterLower(sy); | |
| if constexpr (int16xN_tag.MaxBlocks() >= 2) { | |
| filt_0 = LoadAV1WarpedFilterUpper<1>(sy + delta, filt_0); | |
| } | |
| if constexpr (int16xN_tag.MaxBlocks() >= 3) { | |
| filt_0 = LoadAV1WarpedFilterUpper<2>(sy + 2 * delta, filt_0); | |
| filt_0 = LoadAV1WarpedFilterUpper<3>(sy + 3 * delta, filt_0); | |
| } | |
| auto res_0 = hn::BitCast(int32xN_tag, filt_0); | |
| auto broadcast_0 = hn::BitCast(int16xN_tag, hn::Broadcast<0>(res_0)); | |
| auto broadcast_1 = hn::BitCast(int16xN_tag, hn::Broadcast<1>(res_0)); | |
| auto broadcast_2 = hn::BitCast(int16xN_tag, hn::Broadcast<2>(res_0)); | |
| auto broadcast_3 = hn::BitCast(int16xN_tag, hn::Broadcast<3>(res_0)); | |
| hn::Store(broadcast_0, int16xN_tag, coeffs + 0 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(broadcast_1, int16xN_tag, coeffs + 1 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(broadcast_2, int16xN_tag, coeffs + 2 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(broadcast_3, int16xN_tag, coeffs + 3 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(broadcast_0, int16xN_tag, coeffs + 4 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(broadcast_1, int16xN_tag, coeffs + 5 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(broadcast_2, int16xN_tag, coeffs + 6 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(broadcast_3, int16xN_tag, coeffs + 7 * hn::MaxLanes(int16xN_tag)); | |
| } | |
| HWY_ATTR inline void FilterPixelsVertical( | |
| int16_t *HWY_RESTRICT horz_out, int16_t *HWY_RESTRICT src_lo, | |
| int16_t *HWY_RESTRICT src_hi, int16_t *HWY_RESTRICT coeffs, | |
| IVec32 &HWY_RESTRICT res_lo, IVec32 &HWY_RESTRICT res_hi, int row) { | |
| if constexpr (int16xN_tag.MaxBlocks() >= 3) { | |
| const auto horz_out_4 = | |
| hn::Load(int16xN_tag, horz_out + (row + 4) * hn::MaxLanes(int16x8_tag)); | |
| const auto horz_out_5 = hn::LoadU( | |
| int16xN_tag, horz_out + (row + 5) * hn::MaxLanes(int16x8_tag)); | |
| const auto horz_out_6 = hn::LoadU( | |
| int16xN_tag, horz_out + (row + 6) * hn::MaxLanes(int16x8_tag)); | |
| const auto horz_out_7 = hn::LoadU( | |
| int16xN_tag, horz_out + (row + 7) * hn::MaxLanes(int16x8_tag)); | |
| const auto src_lo_2 = | |
| hn::InterleaveLower(int16xN_tag, horz_out_4, horz_out_5); | |
| const auto src_hi_2 = | |
| hn::InterleaveUpper(int16xN_tag, horz_out_4, horz_out_5); | |
| const auto src_lo_3 = | |
| hn::InterleaveLower(int16xN_tag, horz_out_6, horz_out_7); | |
| const auto src_hi_3 = | |
| hn::InterleaveUpper(int16xN_tag, horz_out_6, horz_out_7); | |
| hn::Store(src_lo_2, int16xN_tag, src_lo + 2 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(src_hi_2, int16xN_tag, src_hi + 2 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(src_lo_3, int16xN_tag, src_lo + 3 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(src_hi_3, int16xN_tag, src_hi + 3 * hn::MaxLanes(int16xN_tag)); | |
| } else if constexpr (int16xN_tag.MaxBlocks() == 2) { | |
| const auto horz_out_6 = | |
| hn::Load(int16xN_tag, horz_out + (row + 6) * hn::MaxLanes(int16x8_tag)); | |
| const auto horz_out_8 = | |
| hn::Load(int16xN_tag, horz_out + (row + 8) * hn::MaxLanes(int16x8_tag)); | |
| const auto horz_out_7 = | |
| hn::ConcatLowerUpper(int16xN_tag, horz_out_8, horz_out_6); | |
| const auto src_lo_3 = | |
| hn::InterleaveLower(int16xN_tag, horz_out_6, horz_out_7); | |
| const auto src_hi_3 = | |
| hn::InterleaveUpper(int16xN_tag, horz_out_6, horz_out_7); | |
| hn::Store(src_lo_3, int16xN_tag, src_lo + 3 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(src_hi_3, int16xN_tag, src_hi + 3 * hn::MaxLanes(int16xN_tag)); | |
| } else if constexpr (int16xN_tag.MaxBlocks() == 1) { | |
| const auto horz_out_6 = | |
| hn::Load(int16x8_tag, horz_out + (row + 6) * hn::MaxLanes(int16x8_tag)); | |
| const auto horz_out_7 = | |
| hn::Load(int16x8_tag, horz_out + (row + 7) * hn::MaxLanes(int16x8_tag)); | |
| const auto src_lo_3 = | |
| hn::InterleaveLower(int16x8_tag, horz_out_6, horz_out_7); | |
| const auto src_hi_3 = | |
| hn::InterleaveUpper(int16x8_tag, horz_out_6, horz_out_7); | |
| hn::Store(src_lo_3, int16x8_tag, src_lo + 3 * hn::MaxLanes(int16x8_tag)); | |
| hn::Store(src_hi_3, int16x8_tag, src_hi + 3 * hn::MaxLanes(int16x8_tag)); | |
| } | |
| const auto coeff_0 = | |
| hn::Load(int16xN_tag, coeffs + 0 * hn::MaxLanes(int16xN_tag)); | |
| const auto coeff_1 = | |
| hn::Load(int16xN_tag, coeffs + 1 * hn::MaxLanes(int16xN_tag)); | |
| const auto coeff_2 = | |
| hn::Load(int16xN_tag, coeffs + 2 * hn::MaxLanes(int16xN_tag)); | |
| const auto coeff_3 = | |
| hn::Load(int16xN_tag, coeffs + 3 * hn::MaxLanes(int16xN_tag)); | |
| const auto coeff_4 = | |
| hn::Load(int16xN_tag, coeffs + 4 * hn::MaxLanes(int16xN_tag)); | |
| const auto coeff_5 = | |
| hn::Load(int16xN_tag, coeffs + 5 * hn::MaxLanes(int16xN_tag)); | |
| const auto coeff_6 = | |
| hn::Load(int16xN_tag, coeffs + 6 * hn::MaxLanes(int16xN_tag)); | |
| const auto coeff_7 = | |
| hn::Load(int16xN_tag, coeffs + 7 * hn::MaxLanes(int16xN_tag)); | |
| const auto src_lo_0 = | |
| hn::Load(int16xN_tag, src_lo + 0 * hn::MaxLanes(int16xN_tag)); | |
| const auto src_lo_1 = | |
| hn::Load(int16xN_tag, src_lo + 1 * hn::MaxLanes(int16xN_tag)); | |
| const auto src_lo_2 = | |
| hn::Load(int16xN_tag, src_lo + 2 * hn::MaxLanes(int16xN_tag)); | |
| const auto src_lo_3 = | |
| hn::Load(int16xN_tag, src_lo + 3 * hn::MaxLanes(int16xN_tag)); | |
| const auto src_hi_0 = | |
| hn::Load(int16xN_tag, src_hi + 0 * hn::MaxLanes(int16xN_tag)); | |
| const auto src_hi_1 = | |
| hn::Load(int16xN_tag, src_hi + 1 * hn::MaxLanes(int16xN_tag)); | |
| const auto src_hi_2 = | |
| hn::Load(int16xN_tag, src_hi + 2 * hn::MaxLanes(int16xN_tag)); | |
| const auto src_hi_3 = | |
| hn::Load(int16xN_tag, src_hi + 3 * hn::MaxLanes(int16xN_tag)); | |
| auto even_sum0 = hn::Zero(int32xN_tag); | |
| auto even_sum1 = hn::Zero(int32xN_tag); | |
| even_sum0 = hn::ReorderWidenMulAccumulate(int32xN_tag, src_lo_0, coeff_0, | |
| even_sum0, even_sum1); | |
| even_sum0 = hn::ReorderWidenMulAccumulate(int32xN_tag, src_lo_1, coeff_1, | |
| even_sum0, even_sum1); | |
| even_sum0 = hn::ReorderWidenMulAccumulate(int32xN_tag, src_lo_2, coeff_2, | |
| even_sum0, even_sum1); | |
| even_sum0 = hn::ReorderWidenMulAccumulate(int32xN_tag, src_lo_3, coeff_3, | |
| even_sum0, even_sum1); | |
| auto res_even = hn::RearrangeToOddPlusEven(even_sum0, even_sum1); | |
| auto odd_sum0 = hn::Zero(int32xN_tag); | |
| auto odd_sum1 = hn::Zero(int32xN_tag); | |
| odd_sum0 = hn::ReorderWidenMulAccumulate(int32xN_tag, src_hi_0, coeff_4, | |
| odd_sum0, odd_sum1); | |
| odd_sum0 = hn::ReorderWidenMulAccumulate(int32xN_tag, src_hi_1, coeff_5, | |
| odd_sum0, odd_sum1); | |
| odd_sum0 = hn::ReorderWidenMulAccumulate(int32xN_tag, src_hi_2, coeff_6, | |
| odd_sum0, odd_sum1); | |
| odd_sum0 = hn::ReorderWidenMulAccumulate(int32xN_tag, src_hi_3, coeff_7, | |
| odd_sum0, odd_sum1); | |
| auto res_odd = hn::RearrangeToOddPlusEven(odd_sum0, odd_sum1); | |
| // Rearrange pixels back into the order 0 ... 7 | |
| res_lo = hn::InterleaveLower(int32xN_tag, res_even, res_odd); | |
| res_hi = hn::InterleaveUpper(int32xN_tag, res_even, res_odd); | |
| } | |
| template <typename DS, typename DR, typename A, typename B, typename C> | |
| HWY_ATTR HWY_INLINE void StoreRows(DS store_tag, DR row_tag, hn::VFromD<DR> vec, | |
| A stride, B y, C x, | |
| hn::TFromD<DS> *HWY_RESTRICT out) { | |
| hn::TFromD<DS> *HWY_RESTRICT pointers[row_tag.MaxBlocks()]; | |
| for (int i = 0; i < static_cast<int>(row_tag.MaxBlocks()); ++i) { | |
| pointers[i] = &out[(y + i) * stride + x]; | |
| } | |
| hn::Store(hn::ResizeBitCast(store_tag, hn::ExtractBlock<0>(vec)), store_tag, | |
| pointers[0]); | |
| if constexpr (row_tag.MaxBlocks() >= 2) { | |
| hn::Store(hn::ResizeBitCast(store_tag, hn::ExtractBlock<1>(vec)), store_tag, | |
| pointers[1]); | |
| } | |
| if constexpr (row_tag.MaxBlocks() >= 3) { | |
| hn::Store(hn::ResizeBitCast(store_tag, hn::ExtractBlock<2>(vec)), store_tag, | |
| pointers[2]); | |
| hn::Store(hn::ResizeBitCast(store_tag, hn::ExtractBlock<3>(vec)), store_tag, | |
| pointers[3]); | |
| } | |
| } | |
| HWY_ATTR HWY_INLINE void StoreVerticalFilterOutput( | |
| IVec32 res_lo, IVec32 res_hi, const IVec32 res_add_const, const IVec16 wt, | |
| const IVec16 res_sub_const, const IVec16 round_bits_const, | |
| uint8_t *HWY_RESTRICT pred, ConvolveParams *HWY_RESTRICT conv_params, int i, | |
| int j, int k, const int reduce_bits_vert, int p_stride, int p_width, | |
| const int round_bits) { | |
| constexpr int kNumRows = uint16xN_tag.MaxBlocks(); | |
| if (conv_params->is_compound) { | |
| uint16_t *HWY_RESTRICT pointers[kNumRows]; | |
| for (int row = 0; row < kNumRows; ++row) { | |
| pointers[row] = | |
| &conv_params->dst[(i + k + row) * conv_params->dst_stride + j]; | |
| } | |
| res_lo = | |
| hn::ShiftRightSame(hn::Add(res_lo, res_add_const), reduce_bits_vert); | |
| const auto temp_lo_16 = hn::ReorderDemote2To(uint16xN_tag, res_lo, res_lo); | |
| if (conv_params->do_average) { | |
| auto p_16 = | |
| hn::ResizeBitCast(uint16xN_tag, hn::Load(uint16x4_tag, pointers[0])); | |
| if constexpr (kNumRows >= 2) { | |
| p_16 = hn::InsertBlock<1>( | |
| p_16, hn::ResizeBitCast(uint16x8_tag, | |
| hn::Load(uint16x4_tag, pointers[1]))); | |
| } | |
| if constexpr (kNumRows >= 3) { | |
| p_16 = hn::InsertBlock<2>( | |
| p_16, hn::ResizeBitCast(uint16x8_tag, | |
| hn::Load(uint16x4_tag, pointers[2]))); | |
| p_16 = hn::InsertBlock<3>( | |
| p_16, hn::ResizeBitCast(uint16x8_tag, | |
| hn::Load(uint16x4_tag, pointers[3]))); | |
| } | |
| auto res_lo_16 = hn::Undefined(int16xN_tag); | |
| if (conv_params->use_dist_wtd_comp_avg) { | |
| const auto p_16_lo = | |
| hn::BitCast(int16xN_tag, hn::InterleaveLower(p_16, temp_lo_16)); | |
| const auto wt_res_lo = | |
| hn::WidenMulPairwiseAdd(int32xN_tag, p_16_lo, wt); | |
| const auto shifted_32 = hn::ShiftRight<DIST_PRECISION_BITS>(wt_res_lo); | |
| res_lo_16 = hn::BitCast( | |
| int16xN_tag, | |
| hn::ReorderDemote2To(uint16xN_tag, shifted_32, shifted_32)); | |
| } else { | |
| res_lo_16 = hn::ShiftRight<1>( | |
| hn::BitCast(int16xN_tag, hn::Add(p_16, temp_lo_16))); | |
| } | |
| res_lo_16 = hn::Add(res_lo_16, res_sub_const); | |
| res_lo_16 = | |
| hn::ShiftRightSame(hn::Add(res_lo_16, round_bits_const), round_bits); | |
| const auto res_8_lo = | |
| hn::ReorderDemote2To(uint8xN_tag, res_lo_16, res_lo_16); | |
| StoreRows(uint8x4_tag, uint8xN_tag, res_8_lo, p_stride, i + k, j, pred); | |
| } else { | |
| hn::Store( | |
| hn::ResizeBitCast(uint16x4_tag, hn::ExtractBlock<0>(temp_lo_16)), | |
| uint16x4_tag, pointers[0]); | |
| if constexpr (kNumRows >= 2) { | |
| hn::Store( | |
| hn::ResizeBitCast(uint16x4_tag, hn::ExtractBlock<1>(temp_lo_16)), | |
| uint16x4_tag, pointers[1]); | |
| } | |
| if constexpr (kNumRows >= 3) { | |
| hn::Store( | |
| hn::ResizeBitCast(uint16x4_tag, hn::ExtractBlock<2>(temp_lo_16)), | |
| uint16x4_tag, pointers[2]); | |
| hn::Store( | |
| hn::ResizeBitCast(uint16x4_tag, hn::ExtractBlock<3>(temp_lo_16)), | |
| uint16x4_tag, pointers[3]); | |
| } | |
| } | |
| if (p_width > 4) { | |
| uint16_t *HWY_RESTRICT pointers4[kNumRows]; | |
| for (int row = 0; row < kNumRows; ++row) { | |
| pointers4[row] = | |
| &conv_params->dst[(i + k + row) * conv_params->dst_stride + j + 4]; | |
| } | |
| res_hi = | |
| hn::ShiftRightSame(hn::Add(res_hi, res_add_const), reduce_bits_vert); | |
| const auto temp_hi_16 = | |
| hn::ReorderDemote2To(uint16xN_tag, res_hi, res_hi); | |
| if (conv_params->do_average) { | |
| auto p4_16 = hn::ResizeBitCast(uint16xN_tag, | |
| hn::Load(uint16x4_tag, pointers4[0])); | |
| if constexpr (kNumRows >= 2) { | |
| p4_16 = hn::InsertBlock<1>( | |
| p4_16, hn::ResizeBitCast(uint16x8_tag, | |
| hn::Load(uint16x4_tag, pointers4[1]))); | |
| } | |
| if constexpr (kNumRows >= 3) { | |
| p4_16 = hn::InsertBlock<2>( | |
| p4_16, hn::ResizeBitCast(uint16x8_tag, | |
| hn::Load(uint16x4_tag, pointers4[2]))); | |
| p4_16 = hn::InsertBlock<3>( | |
| p4_16, hn::ResizeBitCast(uint16x8_tag, | |
| hn::Load(uint16x4_tag, pointers4[3]))); | |
| } | |
| auto res_hi_16 = hn::Undefined(int16xN_tag); | |
| if (conv_params->use_dist_wtd_comp_avg) { | |
| const auto p_16_hi = | |
| hn::BitCast(int16xN_tag, hn::InterleaveLower(p4_16, temp_hi_16)); | |
| const auto wt_res_hi = | |
| hn::WidenMulPairwiseAdd(int32xN_tag, p_16_hi, wt); | |
| const auto shifted_32 = | |
| hn::ShiftRight<DIST_PRECISION_BITS>(wt_res_hi); | |
| res_hi_16 = hn::BitCast( | |
| int16xN_tag, | |
| hn::ReorderDemote2To(uint16xN_tag, shifted_32, shifted_32)); | |
| } else { | |
| res_hi_16 = hn::ShiftRight<1>( | |
| hn::BitCast(int16xN_tag, hn::Add(p4_16, temp_hi_16))); | |
| } | |
| res_hi_16 = hn::Add(res_hi_16, res_sub_const); | |
| res_hi_16 = hn::ShiftRightSame(hn::Add(res_hi_16, round_bits_const), | |
| round_bits); | |
| const auto res_8_hi = | |
| hn::ReorderDemote2To(uint8xN_tag, res_hi_16, res_hi_16); | |
| StoreRows(uint8x4_tag, uint8xN_tag, res_8_hi, p_stride, i + k, j + 4, | |
| pred); | |
| } else { | |
| hn::Store(hn::ResizeBitCast(uint16x4_tag, temp_hi_16), uint16x4_tag, | |
| pointers4[0]); | |
| if constexpr (kNumRows >= 2) { | |
| hn::Store( | |
| hn::ResizeBitCast(uint16x4_tag, hn::ExtractBlock<1>(temp_hi_16)), | |
| uint16x4_tag, pointers4[1]); | |
| } | |
| if constexpr (kNumRows >= 3) { | |
| hn::Store( | |
| hn::ResizeBitCast(uint16x4_tag, hn::ExtractBlock<2>(temp_hi_16)), | |
| uint16x4_tag, pointers4[2]); | |
| hn::Store( | |
| hn::ResizeBitCast(uint16x4_tag, hn::ExtractBlock<3>(temp_hi_16)), | |
| uint16x4_tag, pointers4[3]); | |
| } | |
| } | |
| } | |
| } else { | |
| const auto res_lo_round = | |
| hn::ShiftRightSame(hn::Add(res_lo, res_add_const), reduce_bits_vert); | |
| const auto res_hi_round = | |
| hn::ShiftRightSame(hn::Add(res_hi, res_add_const), reduce_bits_vert); | |
| const auto res_16bit = | |
| hn::ReorderDemote2To(int16xN_tag, res_lo_round, res_hi_round); | |
| const auto res_8bit = | |
| hn::ReorderDemote2To(uint8xN_tag, res_16bit, res_16bit); | |
| // Store, blending with 'pred' if needed | |
| if (p_width == 4) { | |
| StoreRows(uint8x4_tag, uint8xN_tag, res_8bit, p_stride, i + k, j, pred); | |
| } else { | |
| StoreRows(uint8x8_tag, uint8xN_tag, res_8bit, p_stride, i + k, j, pred); | |
| } | |
| } | |
| } | |
| template <bool InnerCoeffUpdate, | |
| void (*PrepareCoeffs)(int gamma, int delta, int sy, | |
| int16_t *HWY_RESTRICT coeffs)> | |
| HWY_ATTR inline void WarpVerticalFilterTemplate( | |
| uint8_t *HWY_RESTRICT pred, int16_t *HWY_RESTRICT horz_out, | |
| ConvolveParams *HWY_RESTRICT conv_params, int16_t gamma, int16_t delta, | |
| int p_height, int p_stride, int p_width, int i, int j, int sy4, | |
| const int reduce_bits_vert, const IVec32 res_add_const, | |
| const int round_bits, const IVec16 res_sub_const, | |
| const IVec16 round_bits_const, const IVec16 wt) { | |
| HWY_ALIGN int16_t src_lo[4 * hn::MaxLanes(int16xN_tag)]; | |
| HWY_ALIGN int16_t src_hi[4 * hn::MaxLanes(int16xN_tag)]; | |
| if constexpr (int16xN_tag.MaxBlocks() >= 3) { | |
| const auto horz_out_0 = | |
| hn::Load(int16xN_tag, horz_out + 0 * hn::MaxLanes(int16x8_tag)); | |
| const auto horz_out_1 = | |
| hn::LoadU(int16xN_tag, horz_out + 1 * hn::MaxLanes(int16x8_tag)); | |
| const auto horz_out_2 = | |
| hn::LoadU(int16xN_tag, horz_out + 2 * hn::MaxLanes(int16x8_tag)); | |
| const auto horz_out_3 = | |
| hn::LoadU(int16xN_tag, horz_out + 3 * hn::MaxLanes(int16x8_tag)); | |
| hn::Store(hn::InterleaveLower(int16xN_tag, horz_out_0, horz_out_1), | |
| int16xN_tag, src_lo + 0 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(hn::InterleaveUpper(int16xN_tag, horz_out_0, horz_out_1), | |
| int16xN_tag, src_hi + 0 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(hn::InterleaveLower(int16xN_tag, horz_out_2, horz_out_3), | |
| int16xN_tag, src_lo + 1 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(hn::InterleaveUpper(int16xN_tag, horz_out_2, horz_out_3), | |
| int16xN_tag, src_hi + 1 * hn::MaxLanes(int16xN_tag)); | |
| } else if constexpr (int16xN_tag.MaxBlocks() == 2) { | |
| const auto horz_out_0 = | |
| hn::Load(int16xN_tag, horz_out + 0 * hn::MaxLanes(int16xN_tag)); | |
| const auto horz_out_2 = | |
| hn::Load(int16xN_tag, horz_out + 1 * hn::MaxLanes(int16xN_tag)); | |
| const auto horz_out_4 = | |
| hn::Load(int16xN_tag, horz_out + 2 * hn::MaxLanes(int16xN_tag)); | |
| const auto horz_out_6 = | |
| hn::Load(int16xN_tag, horz_out + 3 * hn::MaxLanes(int16xN_tag)); | |
| const auto horz_out_1 = | |
| hn::ConcatLowerUpper(int16xN_tag, horz_out_2, horz_out_0); | |
| const auto horz_out_3 = | |
| hn::ConcatLowerUpper(int16xN_tag, horz_out_4, horz_out_2); | |
| const auto horz_out_5 = | |
| hn::ConcatLowerUpper(int16xN_tag, horz_out_6, horz_out_4); | |
| hn::Store(hn::InterleaveLower(int16xN_tag, horz_out_0, horz_out_1), | |
| int16xN_tag, src_lo + 0 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(hn::InterleaveUpper(int16xN_tag, horz_out_0, horz_out_1), | |
| int16xN_tag, src_hi + 0 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(hn::InterleaveLower(int16xN_tag, horz_out_2, horz_out_3), | |
| int16xN_tag, src_lo + 1 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(hn::InterleaveUpper(int16xN_tag, horz_out_2, horz_out_3), | |
| int16xN_tag, src_hi + 1 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(hn::InterleaveLower(int16xN_tag, horz_out_4, horz_out_5), | |
| int16xN_tag, src_lo + 2 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(hn::InterleaveUpper(int16xN_tag, horz_out_4, horz_out_5), | |
| int16xN_tag, src_hi + 2 * hn::MaxLanes(int16xN_tag)); | |
| } else { | |
| const auto horz_out_0 = | |
| hn::Load(int16xN_tag, horz_out + 0 * hn::MaxLanes(int16xN_tag)); | |
| const auto horz_out_1 = | |
| hn::Load(int16xN_tag, horz_out + 1 * hn::MaxLanes(int16xN_tag)); | |
| const auto horz_out_2 = | |
| hn::Load(int16xN_tag, horz_out + 2 * hn::MaxLanes(int16xN_tag)); | |
| const auto horz_out_3 = | |
| hn::Load(int16xN_tag, horz_out + 3 * hn::MaxLanes(int16xN_tag)); | |
| const auto horz_out_4 = | |
| hn::Load(int16xN_tag, horz_out + 4 * hn::MaxLanes(int16xN_tag)); | |
| const auto horz_out_5 = | |
| hn::Load(int16xN_tag, horz_out + 5 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(hn::InterleaveLower(int16xN_tag, horz_out_0, horz_out_1), | |
| int16xN_tag, src_lo + 0 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(hn::InterleaveUpper(int16xN_tag, horz_out_0, horz_out_1), | |
| int16xN_tag, src_hi + 0 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(hn::InterleaveLower(int16xN_tag, horz_out_2, horz_out_3), | |
| int16xN_tag, src_lo + 1 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(hn::InterleaveUpper(int16xN_tag, horz_out_2, horz_out_3), | |
| int16xN_tag, src_hi + 1 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(hn::InterleaveLower(int16xN_tag, horz_out_4, horz_out_5), | |
| int16xN_tag, src_lo + 2 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(hn::InterleaveUpper(int16xN_tag, horz_out_4, horz_out_5), | |
| int16xN_tag, src_hi + 2 * hn::MaxLanes(int16xN_tag)); | |
| } | |
| HWY_ALIGN int16_t coeffs[8 * hn::MaxLanes(int16xN_tag)]; | |
| if constexpr (!InnerCoeffUpdate) { | |
| PrepareCoeffs(gamma, delta, sy4, coeffs); | |
| } | |
| for (int k = -4; k < AOMMIN(4, p_height - i - 4); | |
| k += static_cast<int>(int16xN_tag.MaxBlocks())) { | |
| if constexpr (InnerCoeffUpdate) { | |
| int sy = sy4 + delta * (k + 4); | |
| PrepareCoeffs(gamma, delta, sy, coeffs); | |
| } | |
| IVec32 res_lo, res_hi; | |
| FilterPixelsVertical(horz_out, src_lo, src_hi, coeffs, res_lo, res_hi, | |
| k + 4); | |
| StoreVerticalFilterOutput(res_lo, res_hi, res_add_const, wt, res_sub_const, | |
| round_bits_const, pred, conv_params, i, j, k + 4, | |
| reduce_bits_vert, p_stride, p_width, round_bits); | |
| if constexpr (int16xN_tag.MaxBlocks() >= 3) { | |
| hn::Store(hn::Load(int16xN_tag, src_lo + 2 * hn::MaxLanes(int16xN_tag)), | |
| int16xN_tag, src_lo + 0 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(hn::Load(int16xN_tag, src_lo + 3 * hn::MaxLanes(int16xN_tag)), | |
| int16xN_tag, src_lo + 1 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(hn::Load(int16xN_tag, src_hi + 2 * hn::MaxLanes(int16xN_tag)), | |
| int16xN_tag, src_hi + 0 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(hn::Load(int16xN_tag, src_hi + 3 * hn::MaxLanes(int16xN_tag)), | |
| int16xN_tag, src_hi + 1 * hn::MaxLanes(int16xN_tag)); | |
| } else if constexpr (int16xN_tag.MaxBlocks() == 2) { | |
| hn::Store(hn::Load(int16xN_tag, src_lo + 1 * hn::MaxLanes(int16xN_tag)), | |
| int16xN_tag, src_lo + 0 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(hn::Load(int16xN_tag, src_lo + 2 * hn::MaxLanes(int16xN_tag)), | |
| int16xN_tag, src_lo + 1 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(hn::Load(int16xN_tag, src_lo + 3 * hn::MaxLanes(int16xN_tag)), | |
| int16xN_tag, src_lo + 2 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(hn::Load(int16xN_tag, src_hi + 1 * hn::MaxLanes(int16xN_tag)), | |
| int16xN_tag, src_hi + 0 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(hn::Load(int16xN_tag, src_hi + 2 * hn::MaxLanes(int16xN_tag)), | |
| int16xN_tag, src_hi + 1 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(hn::Load(int16xN_tag, src_hi + 3 * hn::MaxLanes(int16xN_tag)), | |
| int16xN_tag, src_hi + 2 * hn::MaxLanes(int16xN_tag)); | |
| } else if constexpr (int16xN_tag.MaxBlocks() == 1) { | |
| const auto src_lo_0 = | |
| hn::Load(int16xN_tag, src_lo + 0 * hn::MaxLanes(int16xN_tag)); | |
| const auto src_lo_1 = | |
| hn::Load(int16xN_tag, src_lo + 1 * hn::MaxLanes(int16xN_tag)); | |
| const auto src_lo_2 = | |
| hn::Load(int16xN_tag, src_lo + 2 * hn::MaxLanes(int16xN_tag)); | |
| const auto src_lo_3 = | |
| hn::Load(int16xN_tag, src_lo + 3 * hn::MaxLanes(int16xN_tag)); | |
| const auto src_lo_0_new = hn::InterleaveEven( | |
| hn::ShiftRightLanes<1>(int16xN_tag, src_lo_0), src_lo_1); | |
| const auto src_lo_1_new = hn::InterleaveEven( | |
| hn::ShiftRightLanes<1>(int16xN_tag, src_lo_1), src_lo_2); | |
| const auto src_lo_2_new = hn::InterleaveEven( | |
| hn::ShiftRightLanes<1>(int16xN_tag, src_lo_2), src_lo_3); | |
| hn::Store(src_lo_0_new, int16xN_tag, | |
| src_lo + 0 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(src_lo_1_new, int16xN_tag, | |
| src_lo + 1 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(src_lo_2_new, int16xN_tag, | |
| src_lo + 2 * hn::MaxLanes(int16xN_tag)); | |
| const auto src_hi_0 = | |
| hn::Load(int16xN_tag, src_hi + 0 * hn::MaxLanes(int16xN_tag)); | |
| const auto src_hi_1 = | |
| hn::Load(int16xN_tag, src_hi + 1 * hn::MaxLanes(int16xN_tag)); | |
| const auto src_hi_2 = | |
| hn::Load(int16xN_tag, src_hi + 2 * hn::MaxLanes(int16xN_tag)); | |
| const auto src_hi_3 = | |
| hn::Load(int16xN_tag, src_hi + 3 * hn::MaxLanes(int16xN_tag)); | |
| const auto src_hi_0_new = hn::InterleaveEven( | |
| hn::ShiftRightLanes<1>(int16xN_tag, src_hi_0), src_hi_1); | |
| const auto src_hi_1_new = hn::InterleaveEven( | |
| hn::ShiftRightLanes<1>(int16xN_tag, src_hi_1), src_hi_2); | |
| const auto src_hi_2_new = hn::InterleaveEven( | |
| hn::ShiftRightLanes<1>(int16xN_tag, src_hi_2), src_hi_3); | |
| hn::Store(src_hi_0_new, int16xN_tag, | |
| src_hi + 0 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(src_hi_1_new, int16xN_tag, | |
| src_hi + 1 * hn::MaxLanes(int16xN_tag)); | |
| hn::Store(src_hi_2_new, int16xN_tag, | |
| src_hi + 2 * hn::MaxLanes(int16xN_tag)); | |
| } | |
| } | |
| } | |
| HWY_ATTR inline void PrepareWarpVerticalFilter( | |
| uint8_t *HWY_RESTRICT pred, int16_t *HWY_RESTRICT horz_out, | |
| ConvolveParams *HWY_RESTRICT conv_params, int16_t gamma, int16_t delta, | |
| int p_height, int p_stride, int p_width, int i, int j, int sy4, | |
| const int reduce_bits_vert, const IVec32 res_add_const, | |
| const int round_bits, const IVec16 res_sub_const, | |
| const IVec16 round_bits_const, const IVec16 wt) { | |
| if (gamma == 0 && delta == 0) | |
| WarpVerticalFilterTemplate<false, PrepareVerticalFilterCoeffsGamma0>( | |
| pred, horz_out, conv_params, gamma, delta, p_height, p_stride, p_width, | |
| i, j, sy4, reduce_bits_vert, res_add_const, round_bits, res_sub_const, | |
| round_bits_const, wt); | |
| else if (gamma == 0 && delta != 0) | |
| WarpVerticalFilterTemplate<true, PrepareVerticalFilterCoeffsGamma0>( | |
| pred, horz_out, conv_params, gamma, delta, p_height, p_stride, p_width, | |
| i, j, sy4, reduce_bits_vert, res_add_const, round_bits, res_sub_const, | |
| round_bits_const, wt); | |
| else if (gamma != 0 && delta == 0) | |
| WarpVerticalFilterTemplate<false, PrepareVerticalFilterCoeffsDelta0>( | |
| pred, horz_out, conv_params, gamma, delta, p_height, p_stride, p_width, | |
| i, j, sy4, reduce_bits_vert, res_add_const, round_bits, res_sub_const, | |
| round_bits_const, wt); | |
| else | |
| WarpVerticalFilterTemplate<true, PrepareVerticalFilterCoeffs>( | |
| pred, horz_out, conv_params, gamma, delta, p_height, p_stride, p_width, | |
| i, j, sy4, reduce_bits_vert, res_add_const, round_bits, res_sub_const, | |
| round_bits_const, wt); | |
| } | |
| HWY_ATTR inline void PrepareWarpHorizontalFilter( | |
| const uint8_t *HWY_RESTRICT ref, int16_t *HWY_RESTRICT horz_out, int stride, | |
| int32_t ix4, int32_t iy4, int32_t sx4, int alpha, int beta, int p_height, | |
| int height, int i, const IVec16 round_const, const int reduce_bits_horiz) { | |
| if (alpha == 0 && beta == 0) | |
| WarpHorizontalFilterTemplate<false, HorizontalFilterCoeffs::kAlpha0>( | |
| ref, horz_out, stride, ix4, iy4, sx4, alpha, beta, p_height, height, i, | |
| round_const, reduce_bits_horiz); | |
| else if (alpha == 0 && beta != 0) | |
| WarpHorizontalFilterTemplate<true, HorizontalFilterCoeffs::kAlpha0>( | |
| ref, horz_out, stride, ix4, iy4, sx4, alpha, beta, p_height, height, i, | |
| round_const, reduce_bits_horiz); | |
| else if (alpha != 0 && beta == 0) | |
| WarpHorizontalFilterTemplate<false, HorizontalFilterCoeffs::kBeta0>( | |
| ref, horz_out, stride, ix4, iy4, sx4, alpha, beta, p_height, height, i, | |
| round_const, reduce_bits_horiz); | |
| else | |
| WarpHorizontalFilterTemplate<true, HorizontalFilterCoeffs::kDefault>( | |
| ref, horz_out, stride, ix4, iy4, sx4, alpha, beta, p_height, height, i, | |
| round_const, reduce_bits_horiz); | |
| } | |
| template <typename D> | |
| HWY_ATTR HWY_INLINE int WarpHorizontalFilterOutOfBoundsSetLoop( | |
| D tag, const uint8_t *HWY_RESTRICT ref, int height, int stride, | |
| int p_height, int i, int iy4, int16_t const4, int16_t const5, int offset, | |
| int k, int16_t *HWY_RESTRICT horz_out) { | |
| constexpr int kNumRows = tag.MaxBlocks(); | |
| for (; k < AOMMIN(8, p_height - i) - kNumRows; k += kNumRows) { | |
| int iy = clamp(iy4 + k + 0, 0, height - 1); | |
| auto src = hn::ResizeBitCast( | |
| tag, hn::Set(int16x8_tag, const4 + ref[iy * stride + offset] * const5)); | |
| if constexpr (kNumRows >= 2) { | |
| iy = clamp(iy4 + k + 1, 0, height - 1); | |
| src = hn::InsertBlock<1>( | |
| src, | |
| hn::Set(int16x8_tag, const4 + ref[iy * stride + offset] * const5)); | |
| } | |
| if constexpr (kNumRows >= 3) { | |
| iy = clamp(iy4 + k + 2, 0, height - 1); | |
| src = hn::InsertBlock<2>( | |
| src, | |
| hn::Set(int16x8_tag, const4 + ref[iy * stride + offset] * const5)); | |
| iy = clamp(iy4 + k + 3, 0, height - 1); | |
| src = hn::InsertBlock<3>( | |
| src, | |
| hn::Set(int16x8_tag, const4 + ref[iy * stride + offset] * const5)); | |
| } | |
| hn::Store(src, tag, horz_out + (k + 7) * hn::MaxLanes(int16x8_tag)); | |
| } | |
| return k; | |
| } | |
| HWY_ATTR void WarpHorizontalFilterOutOfBoundsSet( | |
| const uint8_t *HWY_RESTRICT ref, int height, int stride, int p_height, | |
| int i, int iy4, int16_t const4, int16_t const5, int offset, | |
| int16_t *HWY_RESTRICT horz_out) { | |
| int k = -7, iy; | |
| if constexpr (int16xN_tag.MaxBlocks() >= 3) { | |
| k = WarpHorizontalFilterOutOfBoundsSetLoop(int16xN_tag, ref, height, stride, | |
| p_height, i, iy4, const4, const5, | |
| offset, k, horz_out); | |
| } | |
| if constexpr (int16xN_tag.MaxBlocks() >= 2) { | |
| k = WarpHorizontalFilterOutOfBoundsSetLoop(int16x16_tag, ref, height, | |
| stride, p_height, i, iy4, const4, | |
| const5, offset, k, horz_out); | |
| } | |
| if constexpr (int16xN_tag.MaxBlocks() == 1) { | |
| k = WarpHorizontalFilterOutOfBoundsSetLoop(int16x8_tag, ref, height, stride, | |
| p_height, i, iy4, const4, const5, | |
| offset, k, horz_out); | |
| } | |
| iy = iy4 + k; | |
| iy = clamp(iy4 + k, 0, height - 1); | |
| hn::Store(hn::Set(int16x8_tag, const4 + ref[iy * stride + offset] * const5), | |
| int16x8_tag, horz_out + (k + 7) * hn::MaxLanes(int16x8_tag)); | |
| } | |
| template <typename D> | |
| HWY_ATTR int WarpHorizontalFilterOutOfBoundsPadLoop( | |
| D tag, const uint8_t *HWY_RESTRICT ref, int stride, int32_t ix4, | |
| int32_t iy4, int32_t sx4, int alpha, int beta, int p_height, int height, | |
| int i, const IVec16 round_const, const int reduce_bits_horiz, | |
| int out_of_boundary_left, int out_of_boundary_right, int k, | |
| int16_t *HWY_RESTRICT horz_out) { | |
| constexpr int kNumRows = tag.MaxBlocks(); | |
| for (; k < (AOMMIN(8, p_height - i) - kNumRows); k += kNumRows) { | |
| auto src = LoadRowsClamped(tag, ref + ix4 - 7, stride, iy4 + k, height); | |
| if (out_of_boundary_left >= 0) { | |
| const auto shuffle_reg_left = | |
| hn::LoadDup128(tag, warp_pad_left[out_of_boundary_left]); | |
| src = hn::TableLookupBytes(src, shuffle_reg_left); | |
| } | |
| if (out_of_boundary_right >= 0) { | |
| const auto shuffle_reg_right = | |
| hn::LoadDup128(tag, warp_pad_right[out_of_boundary_right]); | |
| src = hn::TableLookupBytes(src, shuffle_reg_right); | |
| } | |
| int sx = sx4 + beta * (k + 4); | |
| HorizontalFilter(tag, src, horz_out, sx, alpha, beta, k + 7, round_const, | |
| reduce_bits_horiz); | |
| } | |
| return k; | |
| } | |
| HWY_ATTR void WarpHorizontalFilterOutOfBoundsPad( | |
| const uint8_t *HWY_RESTRICT ref, int stride, int32_t ix4, int32_t iy4, | |
| int32_t sx4, int alpha, int beta, int p_height, int width, int height, | |
| int i, const IVec16 round_const, const int reduce_bits_horiz, | |
| int16_t *HWY_RESTRICT horz_out) { | |
| const int out_of_boundary_left = -(ix4 - 6); | |
| const int out_of_boundary_right = (ix4 + 8) - width; | |
| int k = -7, iy, sx; | |
| if constexpr (uint8xN_tag.MaxBlocks() >= 3) { | |
| k = WarpHorizontalFilterOutOfBoundsPadLoop( | |
| uint8xN_tag, ref, stride, ix4, iy4, sx4, alpha, beta, p_height, height, | |
| i, round_const, reduce_bits_horiz, out_of_boundary_left, | |
| out_of_boundary_right, k, horz_out); | |
| } | |
| if constexpr (uint8xN_tag.MaxBlocks() >= 2) { | |
| k = WarpHorizontalFilterOutOfBoundsPadLoop( | |
| uint8x32_tag, ref, stride, ix4, iy4, sx4, alpha, beta, p_height, height, | |
| i, round_const, reduce_bits_horiz, out_of_boundary_left, | |
| out_of_boundary_right, k, horz_out); | |
| } | |
| if constexpr (uint8xN_tag.MaxBlocks() == 1) { | |
| k = WarpHorizontalFilterOutOfBoundsPadLoop( | |
| uint8xN_tag, ref, stride, ix4, iy4, sx4, alpha, beta, p_height, height, | |
| i, round_const, reduce_bits_horiz, out_of_boundary_left, | |
| out_of_boundary_right, k, horz_out); | |
| } | |
| iy = iy4 + k; | |
| iy = clamp(iy, 0, height - 1); | |
| auto src = hn::LoadU(uint8x16_tag, ref + iy * stride + ix4 - 7); | |
| if (out_of_boundary_left >= 0) { | |
| const auto shuffle_reg_left = | |
| hn::LoadU(uint8x16_tag, warp_pad_left[out_of_boundary_left]); | |
| src = hn::TableLookupBytes(src, shuffle_reg_left); | |
| } | |
| if (out_of_boundary_right >= 0) { | |
| const auto shuffle_reg_right = | |
| hn::LoadU(uint8x16_tag, warp_pad_right[out_of_boundary_right]); | |
| src = hn::TableLookupBytes(src, shuffle_reg_right); | |
| } | |
| sx = sx4 + beta * (k + 4); | |
| HWY_ALIGN int8_t coeff[4 * hn::MaxLanes(coeff_tag)]; | |
| PrepareLastHorizontalFilterCoefficients(int16xN_tag, alpha, beta, sx, coeff); | |
| FilterPixelsHorizontal(uint8x16_tag, src, horz_out, coeff, round_const, | |
| reduce_bits_horiz, k + 7); | |
| } | |
| HWY_ATTR void WarpAffine(const int32_t *HWY_RESTRICT mat, | |
| const uint8_t *HWY_RESTRICT ref, int width, int height, | |
| int stride, uint8_t *HWY_RESTRICT pred, int p_col, | |
| int p_row, int p_width, int p_height, int p_stride, | |
| int subsampling_x, int subsampling_y, | |
| ConvolveParams *HWY_RESTRICT conv_params, | |
| int16_t alpha, int16_t beta, int16_t gamma, | |
| int16_t delta) { | |
| int i, j; | |
| const int bd = 8; | |
| const int reduce_bits_horiz = conv_params->round_0; | |
| const int reduce_bits_vert = conv_params->is_compound | |
| ? conv_params->round_1 | |
| : 2 * FILTER_BITS - reduce_bits_horiz; | |
| const int offset_bits_horiz = bd + FILTER_BITS - 1; | |
| assert(IMPLIES(conv_params->is_compound, conv_params->dst != NULL)); | |
| const int offset_bits_vert = bd + 2 * FILTER_BITS - reduce_bits_horiz; | |
| const auto reduce_bits_vert_const = | |
| hn::Set(int32xN_tag, ((1 << reduce_bits_vert) >> 1)); | |
| const auto res_add_const = hn::Set(int32xN_tag, 1 << offset_bits_vert); | |
| const int round_bits = | |
| 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1; | |
| const int offset_bits = bd + 2 * FILTER_BITS - conv_params->round_0; | |
| assert(IMPLIES(conv_params->do_average, conv_params->is_compound)); | |
| const auto round_const = hn::Set( | |
| int16xN_tag, (1 << offset_bits_horiz) + ((1 << reduce_bits_horiz) >> 1)); | |
| IVec16 res_sub_const, round_bits_const, wt; | |
| UnpackWeightsAndSetRoundConst(conv_params, round_bits, offset_bits, | |
| res_sub_const, round_bits_const, wt); | |
| IVec32 res_add_const_1; | |
| if (conv_params->is_compound == 1) { | |
| res_add_const_1 = hn::Add(reduce_bits_vert_const, res_add_const); | |
| } else { | |
| res_add_const_1 = hn::Set(int32xN_tag, -(1 << (bd + reduce_bits_vert - 1)) + | |
| ((1 << reduce_bits_vert) >> 1)); | |
| } | |
| const int32_t const1 = alpha * (-4) + beta * (-4) + | |
| (1 << (WARPEDDIFF_PREC_BITS - 1)) + | |
| (WARPEDPIXEL_PREC_SHIFTS << WARPEDDIFF_PREC_BITS); | |
| const int32_t const2 = gamma * (-4) + delta * (-4) + | |
| (1 << (WARPEDDIFF_PREC_BITS - 1)) + | |
| (WARPEDPIXEL_PREC_SHIFTS << WARPEDDIFF_PREC_BITS); | |
| const int32_t const3 = ((1 << WARP_PARAM_REDUCE_BITS) - 1); | |
| const int16_t const4 = (1 << (bd + FILTER_BITS - reduce_bits_horiz - 1)); | |
| const int16_t const5 = (1 << (FILTER_BITS - reduce_bits_horiz)); | |
| for (i = 0; i < p_height; i += 8) { | |
| for (j = 0; j < p_width; j += 8) { | |
| HWY_ALIGN int16_t horz_out[8 * 16 + hn::MaxLanes(int16xN_tag)]; | |
| const int32_t src_x = (p_col + j + 4) << subsampling_x; | |
| const int32_t src_y = (p_row + i + 4) << subsampling_y; | |
| const int64_t dst_x = | |
| (int64_t)mat[2] * src_x + (int64_t)mat[3] * src_y + (int64_t)mat[0]; | |
| const int64_t dst_y = | |
| (int64_t)mat[4] * src_x + (int64_t)mat[5] * src_y + (int64_t)mat[1]; | |
| const int64_t x4 = dst_x >> subsampling_x; | |
| const int64_t y4 = dst_y >> subsampling_y; | |
| int32_t ix4 = (int32_t)(x4 >> WARPEDMODEL_PREC_BITS); | |
| int32_t sx4 = x4 & ((1 << WARPEDMODEL_PREC_BITS) - 1); | |
| int32_t iy4 = (int32_t)(y4 >> WARPEDMODEL_PREC_BITS); | |
| int32_t sy4 = y4 & ((1 << WARPEDMODEL_PREC_BITS) - 1); | |
| // Add in all the constant terms, including rounding and offset | |
| sx4 += const1; | |
| sy4 += const2; | |
| sx4 &= ~const3; | |
| sy4 &= ~const3; | |
| // Horizontal filter | |
| // If the block is aligned such that, after clamping, every sample | |
| // would be taken from the leftmost/rightmost column, then we can | |
| // skip the expensive horizontal filter. | |
| if (ix4 <= -7) { | |
| WarpHorizontalFilterOutOfBoundsSet(ref, height, stride, p_height, i, | |
| iy4, const4, const5, 0, horz_out); | |
| } else if (ix4 >= width + 6) { | |
| WarpHorizontalFilterOutOfBoundsSet(ref, height, stride, p_height, i, | |
| iy4, const4, const5, width - 1, | |
| horz_out); | |
| } else if (((ix4 - 7) < 0) || ((ix4 + 9) > width)) { | |
| WarpHorizontalFilterOutOfBoundsPad( | |
| ref, stride, ix4, iy4, sx4, alpha, beta, p_height, width, height, i, | |
| round_const, reduce_bits_horiz, horz_out); | |
| } else { | |
| PrepareWarpHorizontalFilter(ref, horz_out, stride, ix4, iy4, sx4, alpha, | |
| beta, p_height, height, i, round_const, | |
| reduce_bits_horiz); | |
| } | |
| // Vertical filter | |
| PrepareWarpVerticalFilter(pred, horz_out, conv_params, gamma, delta, | |
| p_height, p_stride, p_width, i, j, sy4, | |
| reduce_bits_vert, res_add_const_1, round_bits, | |
| res_sub_const, round_bits_const, wt); | |
| } | |
| } | |
| } | |
| } // namespace HWY_NAMESPACE | |
| } // namespace | |
| #define MAKE_WARP_AFFINE(suffix) \ | |
| extern "C" void av1_warp_affine_##suffix( \ | |
| const int32_t *HWY_RESTRICT mat, const uint8_t *HWY_RESTRICT ref, \ | |
| int width, int height, int stride, uint8_t *HWY_RESTRICT pred, \ | |
| int p_col, int p_row, int p_width, int p_height, int p_stride, \ | |
| int subsampling_x, int subsampling_y, \ | |
| ConvolveParams *HWY_RESTRICT conv_params, int16_t alpha, int16_t beta, \ | |
| int16_t gamma, int16_t delta); \ | |
| HWY_ATTR void av1_warp_affine_##suffix( \ | |
| const int32_t *HWY_RESTRICT mat, const uint8_t *HWY_RESTRICT ref, \ | |
| int width, int height, int stride, uint8_t *HWY_RESTRICT pred, \ | |
| int p_col, int p_row, int p_width, int p_height, int p_stride, \ | |
| int subsampling_x, int subsampling_y, \ | |
| ConvolveParams *HWY_RESTRICT conv_params, int16_t alpha, int16_t beta, \ | |
| int16_t gamma, int16_t delta) { \ | |
| HWY_NAMESPACE::WarpAffine(mat, ref, width, height, stride, pred, p_col, \ | |
| p_row, p_width, p_height, p_stride, \ | |
| subsampling_x, subsampling_y, conv_params, \ | |
| alpha, beta, gamma, delta); \ | |
| } | |
| HWY_AFTER_NAMESPACE(); | |
| #endif // AOM_AV1_COMMON_WARP_PLANE_HWY_H_ |