MNN/test/speed/TransposeSpeed.cpp

66 lines
2.1 KiB
C++

//
// TransposeSpeed.cpp
// MNNTests
//
// Created by MNN on 2020/09/27.
// Copyright © 2018, Alibaba Group Holding Limited
//
#include <math.h>
#include <MNN/expr/Expr.hpp>
#include <MNN/expr/ExprCreator.hpp>
#include <random>
#define MNN_OPEN_TIME_TRACE
#include <MNN/AutoTime.hpp>
#include "MNNTestSuite.h"
using namespace MNN::Express;
#define WIDTH 501
#define HEIGHT 243
#define TIME 100
class TransposeSpeed : public MNNTestCase {
public:
void SpeedTest() {
auto x = _Input({1, 1, HEIGHT, WIDTH}, NCHW, halide_type_of<float>());
auto output = _Transpose(x, {0, 3, 2, 1});
{
AUTOTIME;
for (int i = 0; i < TIME; ++i) {
x->writeMap<float>();
output->readMap<float>();
}
}
}
bool CorrectTest() {
auto x = _Input({1, 1, HEIGHT, WIDTH}, NCHW, halide_type_of<int>());
std::vector<int> input(WIDTH * HEIGHT);
for (int u=0; u<HEIGHT; ++u) {
for (int v=0; v<WIDTH; ++v) {
input[u * WIDTH + v] = u * u - v * 2;
}
}
auto xPtr = x->writeMap<int>();
::memcpy(xPtr, input.data(), HEIGHT * WIDTH * sizeof(int));
auto output = _Transpose(x, {0, 3, 2, 1});
auto yPtr = output->readMap<int>();
auto outputInfo = output->getInfo();
MNN_PRINT("Output: %d, %d, %d, %d\n", outputInfo->dim[0], outputInfo->dim[1], outputInfo->dim[2], outputInfo->dim[3]);
for (int u=0; u<HEIGHT; ++u) {
for (int v=0; v<WIDTH; ++v) {
auto correct = input[u * WIDTH + v];
auto result = yPtr[u + v * HEIGHT];
if (correct != result) {
MNN_ERROR("Error for %d - %d, correct: %d, error: %d\n", u, v, correct, result);
return false;
}
}
}
return true;
}
virtual bool run(int precision) {
MNN_PRINT("Test Convert for %d, %d, x %d\n", WIDTH, HEIGHT, TIME);
SpeedTest();
return CorrectTest();
}
};
MNNTestSuiteRegister(TransposeSpeed, "speed/Transpose");