hatter/tools
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

updates

Browse Source
This commit is contained in:
Hatter Jiang
2026-03-10 23:52:44 +08:00
parent db90594ee7
commit 9fc2a50e8e
1 changed files with 14 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
image-scale-and-addwatermark/main.go
View File

@@ -67,12 +67,7 @@ func addWatermark(img *image.RGBA, text string, textColor color.Color, bgColor c
d.DrawString(text) d.DrawString(text)
} }
func main() { func scaleAndAddWatermark(inputImagePath, outputImagePath string, scaleSize int, watermarkText string) {
inputImagePath := "input.jpg" // 输入图片路径
outputImagePath := "output.jpg" // 输出图片路径
maxSize := 1200 // 默认最大尺寸
file, err := os.Open(inputImagePath) file, err := os.Open(inputImagePath)
if err != nil { if err != nil {
fmt.Println("Error opening file:", err) fmt.Println("Error opening file:", err)
@@ -92,11 +87,11 @@ func main() {
fmt.Printf("Image %s, width: %d, height: %d\n", inputImagePath, width, height) fmt.Printf("Image %s, width: %d, height: %d\n", inputImagePath, width, height)
var resizedImg image.Image var resizedImg image.Image
if width > maxSize && height > maxSize { if width > scaleSize && height > scaleSize {
if width < height { if width < height {
resizedImg = resize.Resize(uint(maxSize), 0, img, resize.Lanczos3) resizedImg = resize.Resize(uint(scaleSize), 0, img, resize.Lanczos3)
} else { } else {
resizedImg = resize.Resize(0, uint(maxSize), img, resize.Lanczos3) resizedImg = resize.Resize(0, uint(scaleSize), img, resize.Lanczos3)
} }
} else { } else {
resizedImg = img resizedImg = img
@@ -117,7 +112,7 @@ func main() {
// 添加水印（使用柔和的深灰色文字和米白色背景） // 添加水印（使用柔和的深灰色文字和米白色背景）
softTextColor := color.RGBA{R: 60, G: 60, B: 60, A: 255} softTextColor := color.RGBA{R: 60, G: 60, B: 60, A: 255}
softBgColor := color.RGBA{R: 250, G: 250, B: 245, A: 255} softBgColor := color.RGBA{R: 250, G: 250, B: 245, A: 255}
addWatermark(rgbaImg, "email@example.com", softTextColor, softBgColor) addWatermark(rgbaImg, watermarkText, softTextColor, softBgColor)
outFile, err := os.Create(outputImagePath) outFile, err := os.Create(outputImagePath)
if err != nil { if err != nil {
@@ -136,3 +131,12 @@ func main() {
fmt.Println("Image processed and saved as", filepath.Base(outputImagePath)) fmt.Println("Image processed and saved as", filepath.Base(outputImagePath))
} }
func main() {
inputImagePath := "input.jpg" // 输入图片路径
outputImagePath := "output.jpg" // 输出图片路径
imageSize := 1200 // 默认尺寸
scaleAndAddWatermark(inputImagePath, outputImagePath, imageSize, "email@example.com")
}