使用C:第一行像素损坏的位图图像生成

#include <stdio.h>
#include <stdlib.h>

#define WIDTH 800
#define HEIGHT 600

typedef struct {
    unsigned char red;
    unsigned char green;
    unsigned char blue;
} RGB;

void generateCorruptedBitmap() {
    FILE* file = fopen("corrupted_bitmap.bmp", "wb");
    if (file == NULL) {
        printf("Failed to create file.\n");
        return;
    }

    RGB* image = (RGB*)malloc(sizeof(RGB) * WIDTH * HEIGHT);
    if (image == NULL) {
        printf("Failed to allocate memory.\n");
        fclose(file);
        return;
    }

    for (int i = 0; i < WIDTH; i++) {
        for (int j = 0; j < HEIGHT; j++) {
            // Generate random pixel values
            image[i * WIDTH + j].red = rand() % 256;
            image[i * WIDTH + j].green = rand() % 256;
            image[i * WIDTH + j].blue = rand() % 256;

            // Introduce pixel corruption in the first row
            if (i == 0) {
                image[i * WIDTH + j].red = 0;
            }
        }
    }

    // Write bitmap header
    unsigned char header[54] = {
        0x42, 0x4D,             // Bitmap signature
        0x36, 0x00, 0x0C, 0x00, // File size in bytes
        0x00, 0x00,             // Reserved
        0x00, 0x00,             // Reserved
        0x36, 0x00, 0x00, 0x00, // Offset to image data
        0x28, 0x00, 0x00, 0x00, // Size of bitmap header
        (WIDTH & 0xFF), (WIDTH >> 8) & 0xFF, 0x00, 0x00, // Image width
        (HEIGHT & 0xFF), (HEIGHT >> 8) & 0xFF, 0x00, 0x00, // Image height
        0x01, 0x00,             // Number of color planes
        0x18, 0x00,             // Bits per pixel (24-bit)
        0x00, 0x00, 0x00, 0x00, // Compression method (uncompressed)
        0x00, 0x00, 0x0C, 0x00, // Image size in bytes
        0x00, 0x00, 0x00, 0x00, // Horizontal resolution
        0x00, 0x00, 0x00, 0x00, // Vertical resolution
        0x00, 0x00, 0x00, 0x00, // Number of colors in the palette
        0x00, 0x00, 0x00, 0x00  // Number of important colors
    };
    fwrite(header, sizeof(unsigned char), 54, file);

    // Write image data
    fwrite(image, sizeof(RGB), WIDTH * HEIGHT, file);

    // Cleanup
    fclose(file);
    free(image);
}

int main() {
    generateCorruptedBitmap();
    return 0;
}