Comment fusionner plusieurs images en une seule séquence d'images à l'aide de Golang

package main

import (
    "fmt"
    "image"
    "image/draw"
    "image/png"
    "os"
)

func mergeImages(imagePaths []string) (*image.RGBA, error) {
    // 读取第一张图片作为合并后的底图
    firstImg, err := loadImage(imagePaths[0])
    if err != nil {
        return nil, err
    }

    // 创建合并后的图像，大小与底图相同
    mergedImg := image.NewRGBA(firstImg.Bounds())
    draw.Draw(mergedImg, firstImg.Bounds(), firstImg, image.Point{}, draw.Over)

    // 合并剩余的图片
    for _, imagePath := range imagePaths[1:] {
        img, err := loadImage(imagePath)
        if err != nil {
            return nil, err
        }
        draw.Draw(mergedImg, img.Bounds(), img, image.Point{}, draw.Over)
    }

    return mergedImg, nil
}

// 读取图片
func loadImage(imagePath string) (image.Image, error) {
    file, err := os.Open(imagePath)
    if err != nil {
        return nil, err
    }

    img, err := png.Decode(file)
    if err != nil {
        return nil, err
    }

    file.Close()

    return img, nil
}

func main() {
    imagePaths := []string{"image1.png", "image2.png", "image3.png"}
    mergedImg, err := mergeImages(imagePaths)
    if err != nil {
        fmt.Println("Error:", err)
        return
    }

    outputFile, err := os.Create("merged_image.png")
    if err != nil {
        fmt.Println("Error:", err)
        return
    }
    defer outputFile.Close()

    err = png.Encode(outputFile, mergedImg)
    if err != nil {
        fmt.Println("Error:", err)
        return
    }

    fmt.Println("Images merged successfully!")
}