136 lines
5.2 KiB
C++
136 lines
5.2 KiB
C++
// Copyright (C) 2018-2020 Intel Corporation
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// SPDX-License-Identifier: Apache-2.0
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//
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#include <string>
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#include <algorithm>
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#include <utility>
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#include <vector>
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#include <map>
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#include <samples/common.hpp>
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#include <samples/slog.hpp>
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#include "utils.hpp"
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#ifdef USE_OPENCV
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#include <opencv2/core.hpp>
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#endif
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uint32_t deviceDefaultDeviceDurationInSeconds(const std::string& device) {
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static const std::map<std::string, uint32_t> deviceDefaultDurationInSeconds {
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{ "CPU", 60 },
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{ "GPU", 60 },
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{ "VPU", 60 },
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{ "MYRIAD", 60 },
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{ "HDDL", 60 },
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{ "FPGA", 120 },
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{ "UNKNOWN", 120 }
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};
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uint32_t duration = 0;
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for (const auto& deviceDurationInSeconds : deviceDefaultDurationInSeconds) {
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if (device.find(deviceDurationInSeconds.first) != std::string::npos) {
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duration = std::max(duration, deviceDurationInSeconds.second);
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}
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}
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if (duration == 0) {
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const auto unknownDeviceIt = find_if(
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deviceDefaultDurationInSeconds.begin(),
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deviceDefaultDurationInSeconds.end(),
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[](std::pair<std::string, uint32_t> deviceDuration) { return deviceDuration.first == "UNKNOWN"; });
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if (unknownDeviceIt == deviceDefaultDurationInSeconds.end()) {
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throw std::logic_error("UNKNOWN device was not found in the device duration list");
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}
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duration = unknownDeviceIt->second;
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slog::warn << "Default duration " << duration << " seconds for unknown device '" << device << "' is used" << slog::endl;
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}
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return duration;
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}
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std::vector<std::string> split(const std::string &s, char delim) {
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std::vector<std::string> result;
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std::stringstream ss(s);
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std::string item;
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while (getline(ss, item, delim)) {
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result.push_back(item);
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}
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return result;
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}
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std::vector<std::string> parseDevices(const std::string& device_string) {
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std::string comma_separated_devices = device_string;
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if (comma_separated_devices.find(":") != std::string::npos) {
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comma_separated_devices = comma_separated_devices.substr(comma_separated_devices.find(":") + 1);
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}
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if ((comma_separated_devices == "MULTI") || (comma_separated_devices == "HETERO"))
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return std::vector<std::string>();
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auto devices = split(comma_separated_devices, ',');
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for (auto& device : devices)
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device = device.substr(0, device.find_first_of(".("));
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return devices;
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}
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std::map<std::string, std::string> parseNStreamsValuePerDevice(const std::vector<std::string>& devices,
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const std::string& values_string) {
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// Format: <device1>:<value1>,<device2>:<value2> or just <value>
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std::map<std::string, std::string> result;
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auto device_value_strings = split(values_string, ',');
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for (auto& device_value_string : device_value_strings) {
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auto device_value_vec = split(device_value_string, ':');
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if (device_value_vec.size() == 2) {
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auto device_name = device_value_vec.at(0);
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auto nstreams = device_value_vec.at(1);
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auto it = std::find(devices.begin(), devices.end(), device_name);
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if (it != devices.end()) {
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result[device_name] = nstreams;
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} else {
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throw std::logic_error("Can't set nstreams value " + std::string(nstreams) +
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" for device '" + device_name + "'! Incorrect device name!");
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}
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} else if (device_value_vec.size() == 1) {
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auto value = device_value_vec.at(0);
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for (auto& device : devices) {
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result[device] = value;
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}
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} else if (device_value_vec.size() != 0) {
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throw std::runtime_error("Unknown string format: " + values_string);
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}
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}
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return result;
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}
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#ifdef USE_OPENCV
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void dump_config(const std::string& filename,
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const std::map<std::string, std::map<std::string, std::string>>& config) {
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cv::FileStorage fs(filename, cv::FileStorage::WRITE);
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if (!fs.isOpened())
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throw std::runtime_error("Error: Can't open config file : " + filename);
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for (auto device_it = config.begin(); device_it != config.end(); ++device_it) {
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fs << device_it->first << "{:";
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for (auto param_it = device_it->second.begin(); param_it != device_it->second.end(); ++param_it)
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fs << param_it->first << param_it->second;
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fs << "}";
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}
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fs.release();
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}
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void load_config(const std::string& filename,
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std::map<std::string, std::map<std::string, std::string>>& config) {
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cv::FileStorage fs(filename, cv::FileStorage::READ);
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if (!fs.isOpened())
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throw std::runtime_error("Error: Can't load config file : " + filename);
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cv::FileNode root = fs.root();
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for (auto it = root.begin(); it != root.end(); ++it) {
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auto device = *it;
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if (!device.isMap()) {
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throw std::runtime_error("Error: Can't parse config file : " + filename);
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}
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for (auto iit = device.begin(); iit != device.end(); ++iit) {
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auto item = *iit;
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config[device.name()][item.name()] = item.string();
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}
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}
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}
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#endif |