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Add ZipLevel, issue #48

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This commit is contained in:
Milan Nikolic
2026-06-24 07:55:16 +02:00
parent 04a047aa2e
commit 3f0ae41456
5 changed files with 117 additions and 2 deletions
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cmd/cbconvert-gui/main.go
+49 -1
View File
@@ -141,6 +141,7 @@ func options() cbconvert.Options {
opts.NoConvert = iup.GetHandle("NoConvert").GetAttribute("VALUE") == "ON"
opts.NoNonImage = iup.GetHandle("NoNonImage").GetAttribute("VALUE") == "ON"
opts.Archive = strings.ToLower(iup.GetHandle("Archive").GetAttribute("VALUESTRING"))
opts.ZipLevel = zipLevel(iup.GetHandle("ZipLevel").GetAttribute("VALUESTRING"))
opts.Format = strings.ToLower(iup.GetHandle("Format").GetAttribute("VALUESTRING"))
opts.Width = iup.GetHandle("Width").GetInt("VALUE")
opts.Height = iup.GetHandle("Height").GetInt("VALUE")
@@ -246,6 +247,29 @@ func setActive() {
} else {
iup.GetHandle("VboxOutFile").SetAttribute("ACTIVE", "NO")
}
if opts.Archive == "zip" {
iup.GetHandle("VboxZipLevel").SetAttribute("ACTIVE", "YES")
} else {
iup.GetHandle("VboxZipLevel").SetAttribute("ACTIVE", "NO")
}
}
// zipLevel maps the compression dropdown selection to Options.ZipLevel.
func zipLevel(value string) int {
switch value {
case "Default":
return -1
case "Store (none)":
return 0
default:
level, err := strconv.Atoi(value)
if err != nil {
return -1
}
return level
}
}
func setEffort(format string) {
@@ -521,8 +545,32 @@ func tabs() iup.Ihandle {
"VALUE": "1",
"1": "ZIP",
"2": "TAR",
}).SetHandle("Archive"),
}).SetHandle("Archive").
SetCallback("VALUECHANGED_CB", iup.ValueChangedFunc(func(ih iup.Ihandle) int {
setActive()
return iup.DEFAULT
})),
),
iup.Vbox(
iup.Label("Compression:"),
iup.List().SetAttributes(map[string]string{
"DROPDOWN": "YES",
"VALUE": "1",
"1": "Default",
"2": "Store (none)",
"3": "1",
"4": "2",
"5": "3",
"6": "4",
"7": "5",
"8": "6",
"9": "7",
"10": "8",
"11": "9",
}).SetHandle("ZipLevel").
SetAttribute("TIP", "ZIP compression: Store disables it, 1 is fastest, 9 is smallest"),
).SetHandle("VboxZipLevel"),
).SetAttributes("NGAP=10"),
iup.Space().SetAttribute("SIZE", "15"),
iup.Vbox(
cmd/cbconvert/main.go
+2 -1
View File
@@ -177,6 +177,7 @@ func parseFlags() (cbconvert.Options, []string) {
convert.BoolVar(&opts.Fit, "fit", false, "Best fit for required width and height")
convert.StringVar(&opts.Format, "format", "jpeg", "Image format, valid values are jpeg, png, tiff, bmp, webp, avif, jxl")
convert.StringVar(&opts.Archive, "archive", "zip", "Archive format, valid values are zip, tar")
convert.IntVar(&opts.ZipLevel, "zip-level", -1, "ZIP compression level, 0 disables compression, 1-9 sets deflate level (1 fastest, 9 smallest), -1 uses the default")
convert.IntVar(&opts.Quality, "quality", 75, "Image quality")
convert.IntVar(&opts.Effort, "effort", -1, "Encoder speed/effort, format-specific (webp method 0-6, avif speed 0-10, jxl effort 1-10), -1 uses the format default")
convert.BoolVar(&opts.Lossless, "lossless", false, "Lossless compression (webp, avif, jxl), ignores quality")
@@ -235,7 +236,7 @@ func parseFlags() (cbconvert.Options, []string) {
fmt.Fprintf(os.Stderr, "Usage: %s <command> [<flags>] [file1 dir1 ... fileOrDirN]\n\n", filepath.Base(os.Args[0]))
fmt.Fprintf(os.Stderr, "\nCommands:\n")
fmt.Fprintf(os.Stderr, "\n convert\n \tConvert archive or document\n\n")
order := []string{"width", "height", "fit", "format", "archive", "quality", "effort", "lossless", "combine", "outfile", "filter", "no-cover", "no-rgb",
order := []string{"width", "height", "fit", "format", "archive", "zip-level", "quality", "effort", "lossless", "combine", "outfile", "filter", "no-cover", "no-rgb",
"no-nonimage", "no-convert", "grayscale", "rotate", "brightness", "contrast", "suffix", "outdir", "size", "recursive", "quiet"}
for _, name := range order {
f := convert.Lookup(name)