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|---|---|---|---|
| 1 | // SPDX-FileCopyrightText: 2025 Arm Limited and/or its affiliates <open-source-office@arm.com> | ||
| 2 | // | ||
| 3 | // SPDX-License-Identifier: Apache-2.0 | ||
| 4 | |||
| 5 | #ifndef SUB_SC_H | ||
| 6 | #define SUB_SC_H | ||
| 7 | |||
| 8 | #include "kleidicv/sve2.h" | ||
| 9 | |||
| 10 | namespace KLEIDICV_TARGET_NAMESPACE { | ||
| 11 | |||
| 12 | template <typename ScalarType> | ||
| 13 | class SaturatingSub final : public UnrollTwice { | ||
| 14 | public: | ||
| 15 | using ContextType = Context; | ||
| 16 | using VecTraits = KLEIDICV_TARGET_NAMESPACE::VecTraits<ScalarType>; | ||
| 17 | using VectorType = typename VecTraits::VectorType; | ||
| 18 | |||
| 19 | 26642 | VectorType vector_path(ContextType ctx, VectorType src_a, | |
| 20 | VectorType src_b) KLEIDICV_STREAMING { | ||
| 21 | 26642 | return svqsub_m(ctx.predicate(), src_a, src_b); | |
| 22 | } | ||
| 23 | }; // end of class SaturatingSub<ScalarType> | ||
| 24 | |||
| 25 | template <typename T> | ||
| 26 | 2358 | kleidicv_error_t saturating_sub_sc(const T *src_a, size_t src_a_stride, | |
| 27 | const T *src_b, size_t src_b_stride, T *dst, | ||
| 28 | size_t dst_stride, size_t width, | ||
| 29 | size_t height) KLEIDICV_STREAMING { | ||
| 30 |
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2358 | CHECK_POINTER_AND_STRIDE(src_a, src_a_stride, height); |
| 31 |
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2316 | CHECK_POINTER_AND_STRIDE(src_b, src_b_stride, height); |
| 32 |
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2274 | CHECK_POINTER_AND_STRIDE(dst, dst_stride, height); |
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2232 | CHECK_IMAGE_SIZE(width, height); |
| 34 | |||
| 35 | 2184 | SaturatingSub<T> operation; | |
| 36 | 2184 | Rectangle rect{width, height}; | |
| 37 | 2184 | Rows<const T> src_a_rows{src_a, src_a_stride}; | |
| 38 | 2184 | Rows<const T> src_b_rows{src_b, src_b_stride}; | |
| 39 | 2184 | Rows<T> dst_rows{dst, dst_stride}; | |
| 40 | 2184 | apply_operation_by_rows(operation, rect, src_a_rows, src_b_rows, dst_rows); | |
| 41 | 2184 | return KLEIDICV_OK; | |
| 42 | 2358 | } | |
| 43 | |||
| 44 | } // namespace KLEIDICV_TARGET_NAMESPACE | ||
| 45 | |||
| 46 | #endif // SUB_SC_H | ||
| 47 |