68 lines
1.7 KiB
C++
68 lines
1.7 KiB
C++
// Copyright (C) 2018-2022 Intel Corporation
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// SPDX-License-Identifier: Apache-2.0
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//
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#include "openvino/core/layout.hpp"
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#include "openvino/core/model.hpp"
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int main() {
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ov::Layout layout;
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//! [ov:layout:simple]
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layout = ov::Layout("NHWC");
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//! [ov:layout:simple]
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//! [ov:layout:complex]
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// Each dimension has name separated by comma, layout is wrapped with square brackets
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layout = ov::Layout("[time,temperature,humidity]");
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//! [ov:layout:complex]
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//! [ov:layout:partially_defined]
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// First dimension is batch, 4th is 'channels'. Others are not important for us
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layout = ov::Layout("N??C");
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// Or the same using advanced syntax
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layout = ov::Layout("[n,?,?,c]");
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//! [ov:layout:partially_defined]
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//! [ov:layout:dynamic]
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// First dimension is 'batch' others are whatever
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layout = ov::Layout("N...");
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// Second dimension is 'channels' others are whatever
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layout = ov::Layout("?C...");
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// Last dimension is 'channels' others are whatever
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layout = ov::Layout("...C");
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//! [ov:layout:dynamic]
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//! [ov:layout:predefined]
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// returns 0 for batch
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ov::layout::batch_idx("NCDHW");
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// returns 1 for channels
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ov::layout::channels_idx("NCDHW");
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// returns 2 for depth
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ov::layout::depth_idx("NCDHW");
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// returns -2 for height
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ov::layout::height_idx("...HW");
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// returns -1 for width
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ov::layout::width_idx("...HW");
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//! [ov:layout:predefined]
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//! [ov:layout:dump]
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layout = ov::Layout("NCHW");
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std::cout << layout.to_string(); // prints [N,C,H,W]
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//! [ov:layout:dump]
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std::shared_ptr<ov::Model> model;
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//! [ov:layout:get_from_model]
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// Get layout for model input
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layout = ov::layout::get_layout(model->input("input_tensor_name"));
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// Get layout for model with single output
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layout = ov::layout::get_layout(model->output());
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//! [ov:layout:get_from_model]
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return 0;
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}
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