Golang图片处理：如何进行图片的光线照明和去除噪点

package main

import (
    "fmt"
    "github.com/disintegration/imaging"
    "image"
)

func main() {
    src, err := imaging.Open("input.jpg")
    if err != nil {
        fmt.Println("failed to open image:", err)
        return
    }

    // 调整亮度和对比度
    dst := imaging.AdjustBrightness(src, 20)
    dst = imaging.AdjustContrast(dst, 20)

    err = imaging.Save(dst, "output.jpg")
    if err != nil {
        fmt.Println("failed to save image:", err)
        return
    }

    fmt.Println("image processed successfully")
}

package main

import (
    "fmt"
    "github.com/corona10/goimagehash"
    "image/jpeg"
    "os"
)

func main() {
    file, err := os.Open("input.jpg")
    if err != nil {
        fmt.Println("failed to open image:", err)
        return
    }
    defer file.Close()

    img, err := jpeg.Decode(file)
    if err != nil {
        fmt.Println("failed to decode image:", err)
        return
    }

    // 使用 pHash 方法计算图片的哈希值
    phash, err := goimagehash.PerceptionHash(img)
    if err != nil {
        fmt.Println("failed to calculate hash:", err)
        return
    }

    fmt.Println("original image hash:", phash.GetHash())

    // 使用 AverageHash 方法对图片进行去噪
    ahash, err := goimagehash.AverageHash(img)
    if err != nil {
        fmt.Println("failed to calculate average hash:", err)
        return
    }

    // 输出去噪后的图片的哈希值
    fmt.Println("denoised image hash:", ahash.GetHash())
}