2 // Copyright © 2017 Arm Ltd. All rights reserved.
3 // SPDX-License-Identifier: MIT
5 #include "InferenceTest.hpp"
7 #include "../src/armnn/Profiling.hpp"
8 #include <boost/algorithm/string.hpp>
9 #include <boost/numeric/conversion/cast.hpp>
10 #include <boost/filesystem/path.hpp>
11 #include <boost/assert.hpp>
12 #include <boost/format.hpp>
13 #include <boost/program_options.hpp>
14 #include <boost/filesystem/operations.hpp>
22 using namespace std::chrono;
23 using namespace armnn::test;
29 /// Parse the command line of an ArmNN (or referencetests) inference test program.
30 /// \return false if any error occurred during options processing, otherwise true
31 bool ParseCommandLine(int argc, char** argv, IInferenceTestCaseProvider& testCaseProvider,
32 InferenceTestOptions& outParams)
34 namespace po = boost::program_options;
36 po::options_description desc("Options");
40 // Adds generic options needed for all inference tests.
42 ("help", "Display help messages")
43 ("iterations,i", po::value<unsigned int>(&outParams.m_IterationCount)->default_value(0),
44 "Sets the number number of inferences to perform. If unset, a default number will be ran.")
45 ("inference-times-file", po::value<std::string>(&outParams.m_InferenceTimesFile)->default_value(""),
46 "If non-empty, each individual inference time will be recorded and output to this file")
47 ("event-based-profiling,e", po::value<bool>(&outParams.m_EnableProfiling)->default_value(0),
48 "Enables built in profiler. If unset, defaults to off.");
50 // Adds options specific to the ITestCaseProvider.
51 testCaseProvider.AddCommandLineOptions(desc);
53 catch (const std::exception& e)
55 // Coverity points out that default_value(...) can throw a bad_lexical_cast,
56 // and that desc.add_options() can throw boost::io::too_few_args.
57 // They really won't in any of these cases.
58 BOOST_ASSERT_MSG(false, "Caught unexpected exception");
59 std::cerr << "Fatal internal error: " << e.what() << std::endl;
67 po::store(po::parse_command_line(argc, argv, desc), vm);
71 std::cout << desc << std::endl;
79 std::cerr << e.what() << std::endl << std::endl;
80 std::cerr << desc << std::endl;
84 if (!testCaseProvider.ProcessCommandLineOptions(outParams))
92 bool ValidateDirectory(std::string& dir)
96 std::cerr << "No directory specified" << std::endl;
100 if (dir[dir.length() - 1] != '/')
105 if (!boost::filesystem::exists(dir))
107 std::cerr << "Given directory " << dir << " does not exist" << std::endl;
111 if (!boost::filesystem::is_directory(dir))
113 std::cerr << "Given directory [" << dir << "] is not a directory" << std::endl;
120 bool InferenceTest(const InferenceTestOptions& params,
121 const std::vector<unsigned int>& defaultTestCaseIds,
122 IInferenceTestCaseProvider& testCaseProvider)
124 #if !defined (NDEBUG)
125 if (params.m_IterationCount > 0) // If just running a few select images then don't bother to warn.
127 ARMNN_LOG(warning) << "Performance test running in DEBUG build - results may be inaccurate.";
131 double totalTime = 0;
132 unsigned int nbProcessed = 0;
135 // Opens the file to write inference times too, if needed.
136 ofstream inferenceTimesFile;
137 const bool recordInferenceTimes = !params.m_InferenceTimesFile.empty();
138 if (recordInferenceTimes)
140 inferenceTimesFile.open(params.m_InferenceTimesFile.c_str(), ios_base::trunc | ios_base::out);
141 if (!inferenceTimesFile.good())
143 ARMNN_LOG(error) << "Failed to open inference times file for writing: "
144 << params.m_InferenceTimesFile;
149 // Create a profiler and register it for the current thread.
150 std::unique_ptr<Profiler> profiler = std::make_unique<Profiler>();
151 ProfilerManager::GetInstance().RegisterProfiler(profiler.get());
153 // Enable profiling if requested.
154 profiler->EnableProfiling(params.m_EnableProfiling);
156 // Run a single test case to 'warm-up' the model. The first one can sometimes take up to 10x longer
157 std::unique_ptr<IInferenceTestCase> warmupTestCase = testCaseProvider.GetTestCase(0);
158 if (warmupTestCase == nullptr)
160 ARMNN_LOG(error) << "Failed to load test case";
166 warmupTestCase->Run();
168 catch (const TestFrameworkException& testError)
170 ARMNN_LOG(error) << testError.what();
174 const unsigned int nbTotalToProcess = params.m_IterationCount > 0 ? params.m_IterationCount
175 : static_cast<unsigned int>(defaultTestCaseIds.size());
177 for (; nbProcessed < nbTotalToProcess; nbProcessed++)
179 const unsigned int testCaseId = params.m_IterationCount > 0 ? nbProcessed : defaultTestCaseIds[nbProcessed];
180 std::unique_ptr<IInferenceTestCase> testCase = testCaseProvider.GetTestCase(testCaseId);
182 if (testCase == nullptr)
184 ARMNN_LOG(error) << "Failed to load test case";
188 time_point<high_resolution_clock> predictStart;
189 time_point<high_resolution_clock> predictEnd;
191 TestCaseResult result = TestCaseResult::Ok;
195 predictStart = high_resolution_clock::now();
199 predictEnd = high_resolution_clock::now();
201 // duration<double> will convert the time difference into seconds as a double by default.
202 double timeTakenS = duration<double>(predictEnd - predictStart).count();
203 totalTime += timeTakenS;
205 // Outputss inference times, if needed.
206 if (recordInferenceTimes)
208 inferenceTimesFile << testCaseId << " " << (timeTakenS * 1000.0) << std::endl;
211 result = testCase->ProcessResult(params);
214 catch (const TestFrameworkException& testError)
216 ARMNN_LOG(error) << testError.what();
217 result = TestCaseResult::Abort;
222 case TestCaseResult::Ok:
224 case TestCaseResult::Abort:
226 case TestCaseResult::Failed:
227 // This test failed so we will fail the entire program eventually, but keep going for now.
231 BOOST_ASSERT_MSG(false, "Unexpected TestCaseResult");
236 const double averageTimePerTestCaseMs = totalTime / nbProcessed * 1000.0f;
238 ARMNN_LOG(info) << std::fixed << std::setprecision(3) <<
239 "Total time for " << nbProcessed << " test cases: " << totalTime << " seconds";
240 ARMNN_LOG(info) << std::fixed << std::setprecision(3) <<
241 "Average time per test case: " << averageTimePerTestCaseMs << " ms";
243 // if profiling is enabled print out the results
244 if (profiler && profiler->IsProfilingEnabled())
246 profiler->Print(std::cout);
251 ARMNN_LOG(error) << "One or more test cases failed";
255 return testCaseProvider.OnInferenceTestFinished();