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main.go
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main.go
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package main
import (
"image/jpeg"
"log"
"github.com/grokify/mogo/image/imageutil"
flags "github.com/jessevdk/go-flags"
)
type cliOptions struct {
Input string `short:"i" long:"input dir/file" description:"A dir or file" value-name:"FILE" required:"true"`
Output string `short:"o" long:"output dir/filefile" description:"A dir or file" required:"true"`
Height uint `short:"h" long:"height" description:"Height"`
Width uint `short:"w" long:"width" description:"Width"`
Quality int `short:"q" long:"quality" description:"Quality"`
}
func main() {
opts := cliOptions{}
_, err := flags.Parse(&opts)
if err != nil {
log.Fatal(err)
}
err = imageutil.ResizePathJPEG(opts.Input, opts.Output, opts.Width, opts.Height,
&imageutil.JPEGEncodeOptions{
Options: &jpeg.Options{Quality: opts.Quality},
})
if err != nil {
log.Fatal(err)
}
/*
isDirSrc, err := osutil.IsDir(opts.Input)
logutil.FatalErr(err)
if isDirSrc {
isDirOut, err := osutil.IsDir(opts.Output)
logutil.FatalErr(err)
if !isDirOut {
logutil.FatalErr(errors.New("output must be a directory"))
}
// write regexp to match .jpg or .jpeg file extensions
files, err := osutil.ReadDirMore(opts.Input, imageutil.RxFileExtensionJPG, false, true, false)
logutil.FatalErr(err)
n := len(files)
for i, e := range files {
fmt.Printf("Processing %d of %d: %s\n", i+1, n, e.Name())
srcPath := filepath.Join(opts.Input, e.Name())
outPath := filepath.Join(opts.Output, e.Name())
err := imageutil.ResizeFileJPEG(srcPath, outPath, opts.Width, opts.Height, jopts)
logutil.FatalErr(err)
}
} else {
err := imageutil.ResizeFileJPEG(opts.Input, opts.Output, opts.Width, opts.Height, jopts)
logutil.FatalErr(err)
}
*/
}