//***************************************************************************** // Copyright 2017-2019 Intel Corporation // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. //***************************************************************************** #include <iostream> #include <ngraph/ngraph.hpp> using namespace ngraph; int main() { // Create and compile a graph where the provided info of shape of x is // (2,?) auto x_shape_info = PartialShape{2, Dimension::dynamic()}; auto x = make_shared<op::Parameter>(element::i32, x_shape_info); auto a = x + x; auto f = make_shared<Function>({a}, {x}); auto be = runtime::backend::create(); auto ex = be->compile(f); // Create a dynamic tensor of shape (2,?) auto t_out = be->create_dynamic_tensor(element::i32, x_shape_info); // Call the graph to write a value with shape (2,3) to t_out auto t_in = be->create_tensor(element::i32, Shape{2, 3}); t_in->write(); ex->call({t_out}, {t_in}) // Call the graph again, to write a value with a different shape to // t_out. t_in = be->create_tensor(element::i32, Shape{2, 20}); t_in->write(); ex->call({t_out}, {t_in}) // Get the result. At this point t_out->get_shape() would return // Shape{2,20}, // but t_out->get_partial_shape() would return "(2,?)" float r[2][3]; t_result->read(&r, 0, sizeof(r)); std::cout << "[" << std::endl; for (size_t i = 0; i < s[0]; ++i) { std::cout << " ["; for (size_t j = 0; j < s[1]; ++j) { std::cout << r[i][j] << ' '; } std::cout << ']' << std::endl; } std::cout << ']' << std::endl; return 0; }