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[TF FE] Support Complex Tensors (openvinotoolkit#20860)
* [TF FE] Support complex tensors Signed-off-by: Kazantsev, Roman <roman.kazantsev@intel.com> * Align output type for Real and Imag operations Signed-off-by: Kazantsev, Roman <roman.kazantsev@intel.com> * Update decoding complex types * Add support for ComplexAbs, FFT and IFFT operations Signed-off-by: Kazantsev, Roman <roman.kazantsev@intel.com> * Correct axes based on a number of inner-most dimensions * Add layer tests Signed-off-by: Kazantsev, Roman <roman.kazantsev@intel.com> * Update supported ops documentation Signed-off-by: Kazantsev, Roman <roman.kazantsev@intel.com> * Add a comment for ComplexTypeMark Signed-off-by: Kazantsev, Roman <roman.kazantsev@intel.com> --------- Signed-off-by: Kazantsev, Roman <roman.kazantsev@intel.com>
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51 changes: 51 additions & 0 deletions
51
src/frontends/tensorflow_common/include/helper_ops/complex_type_mark.hpp
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| // Copyright (C) 2018-2023 Intel Corporation | ||
| // SPDX-License-Identifier: Apache-2.0 | ||
| // | ||
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| #pragma once | ||
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| #include "openvino/core/type/element_type.hpp" | ||
| #include "openvino/op/util/framework_node.hpp" | ||
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| namespace ov { | ||
| namespace frontend { | ||
| namespace tensorflow { | ||
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| // ComplexTypeMark serves to mark places that require complex type propagation | ||
| // that means to represent native complex type with simulating floating-point tensor | ||
| // that has one extra dimension to concatenate real and imaginary parts of complex tensor. | ||
| // For example, a tensor of complex type with shape [N1, N2, ..., Nk] will be transformed | ||
| // into a floating-point tensor [N1, N2, ..., Nk, 2] | ||
| // where a slice with index [..., 0] represents a real part and | ||
| // a slice with index [..., 1] represents a imaginary part. | ||
| class ComplexTypeMark : public ov::op::util::FrameworkNode { | ||
| public: | ||
| OPENVINO_OP("ComplexTypeMark", "util", ov::op::util::FrameworkNode); | ||
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| ComplexTypeMark(const ov::Output<ov::Node>& input, const ov::element::Type& complex_part_type) | ||
| : ov::op::util::FrameworkNode(ov::OutputVector{input}, 1), | ||
| m_complex_part_type(complex_part_type) { | ||
| validate_and_infer_types(); | ||
| } | ||
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| void validate_and_infer_types() override { | ||
| set_output_type(0, ov::element::dynamic, PartialShape::dynamic()); | ||
| } | ||
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| std::shared_ptr<Node> clone_with_new_inputs(const OutputVector& inputs) const override { | ||
| auto complex_type_mark = std::make_shared<ComplexTypeMark>(inputs[0], m_complex_part_type); | ||
| complex_type_mark->set_attrs(get_attrs()); | ||
| return complex_type_mark; | ||
| } | ||
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| ov::element::Type get_complex_part_type() const { | ||
| return m_complex_part_type; | ||
| } | ||
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| private: | ||
| ov::element::Type m_complex_part_type; | ||
| }; | ||
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| } // namespace tensorflow | ||
| } // namespace frontend | ||
| } // namespace ov |
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