#include #include "performance.h" using namespace std; using namespace cv; void Test::gen(Mat& mat, int rows, int cols, int type) { mat.create(rows, cols, type); Mat mat8u(rows, cols * mat.elemSize(), CV_8U, mat.data, mat.step); RNG rng(0); rng.fill(mat, RNG::UNIFORM, Scalar(0), Scalar(256)); } void TestSystem::run() { cout << setiosflags(ios_base::left); cout << " " << setw(10) << "CPU, ms" << setw(10) << "GPU, ms" << setw(10) << "SPEEDUP" << "DESCRIPTION\n"; cout << resetiosflags(ios_base::left); vector::iterator it = tests_.begin(); for (; it != tests_.end(); ++it) { Test* test = *it; cout << endl << test->name() << ":\n"; test->run(); flush(); } cout << setiosflags(ios_base::fixed | ios_base::left); cout << "\nAverage GPU Speedup: x" << setprecision(3) << speedup_total_ / num_subtests_called_ << endl; cout << resetiosflags(ios_base::fixed | ios_base::left); } void TestSystem::flush() { if (!can_flush_) return; int cpu_time = static_cast(cpu_elapsed_ / getTickFrequency() * 1000.0); int gpu_time = static_cast(gpu_elapsed_ / getTickFrequency() * 1000.0); double speedup = static_cast(cpu_time) / gpu_time; speedup_total_ += speedup; cpu_elapsed_ = 0; gpu_elapsed_ = 0; cout << " " << setiosflags(ios_base::fixed | ios_base::left); stringstream stream; stream << cpu_time; cout << setw(10) << stream.str(); stream.str(""); stream << gpu_time; cout << setw(10) << stream.str(); stream.str(""); stream << "x" << setprecision(3) << speedup; cout << setw(10) << stream.str(); cout << description_.str(); description_.str(""); cout << resetiosflags(ios_base::fixed | ios_base::left) << endl; can_flush_ = false; num_subtests_called_++; } int main() { TestSystem::instance()->run(); return 0; }