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mnist's Introduction

mnist

A single-header MNIST dataset loader for C/C++

Basic Usage

Include mnist.h in your code.

You should define USE_MNIST_LOADER macro to make it active.

Call mnist_load function with image filename, label filename, pointer to pointer of mnist_data type, and pointer to unsigned int.

You may define MNIST_DOUBLE to load data as double type, ranging from 0.0 to 1.0 (256 steps).

See the file for more detailed information.

Usage Example

#define USE_MNIST_LOADER
#define MNIST_DOUBLE
#include "mnist.h"

#include <stdio.h>

int main(int argc, char **argv)
{
        mnist_data *data;
        unsigned int cnt;
        int ret;

        if (ret = mnist_load("train-images-idx3-ubyte", "train-labels-idx1-ubyte", &data, &cnt)) {
                printf("An error occured: %d\n", ret);
        } else {
                printf("image count: %d\n", cnt);
        
                free(data);
        }

        return 0;
}

mnist's People

Contributors

projectgalateia avatar

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