mirrors/kitty
1
0
Fork 0
mirror of https://github.com/kovidgoyal/kitty synced 2026-07-12 02:42:56 +02:00
Code Issues Packages Projects Releases Wiki Activity

An endpoint to develop resizing code

Browse Source
This commit is contained in:
Kovid Goyal
2025-10-09 20:09:15 +05:30
parent 436ab9a95a
commit ec7da87905
1 changed files with 47 additions and 17 deletions
Download Patch File Download Diff File Expand all files Collapse all files

64
tools/utils/images/convert.go
View File

@@ -9,6 +9,7 @@ import (
"io"
"os"
"slices"
"strconv"
"strings"
"github.com/kovidgoyal/kitty/tools/cli"
@@ -82,16 +83,7 @@ func PalettedToNRGBA(paletted *image.Paletted) *image.NRGBA {
return nrgba
}
func develop_serialize(input_data []byte) (err error) {
img, err := OpenNativeImageFromReader(bytes.NewReader(input_data))
if err != nil {
return err
}
m, b := img.Serialize()
rimg, err := ImageFromSerialized(m, b)
if err != nil {
return err
}
func images_equal(img, rimg *ImageData) (err error) {
for i := range img.Frames {
a, b := img.Frames[i], rimg.Frames[i]
if a.Img.Bounds() != b.Img.Bounds() {
@@ -112,6 +104,42 @@ func develop_serialize(input_data []byte) (err error) {
return
}
func develop_serialize(input_data io.ReadSeeker) (err error) {
img, err := OpenNativeImageFromReader(input_data)
if err != nil {
return err
}
m, b := img.Serialize()
rimg, err := ImageFromSerialized(m, b)
if err != nil {
return err
}
return images_equal(img, rimg)
}
func develop_resize(spec string, input_data io.ReadSeeker) (err error) {
ws, hs, _ := strings.Cut(spec, "x")
var w, h int
if w, err = strconv.Atoi(ws); err != nil {
return
}
if h, err = strconv.Atoi(hs); err != nil {
return
}
img, err := OpenNativeImageFromReader(input_data)
if err != nil {
return err
}
aimg := img.Resize(float64(w)/float64(img.Width), float64(h)/float64(img.Height))
m, b := img.Serialize()
rimg, err := ImageFromSerialized(m, b)
if err != nil {
return err
}
bimg := rimg.Resize(float64(w)/float64(rimg.Width), float64(h)/float64(rimg.Height))
return images_equal(aimg, bimg)
}
func ConvertEntryPoint(root *cli.Command) {
root.AddSubCommand(&cli.Command{
Name: "__convert_image__",
@@ -126,14 +154,16 @@ func ConvertEntryPoint(root *cli.Command) {
if _, err = io.Copy(buf, os.Stdin); err != nil {
return 1, err
}
if format == "develop-serialize" {
err = develop_serialize(buf.Bytes())
rc = utils.IfElse(err == nil, 0, 1)
return
}
if err = convert_image(bytes.NewReader(buf.Bytes()), os.Stdout, format); err != nil {
rc = 1
input_data := bytes.NewReader(buf.Bytes())
switch {
case format == "develop-serialize":
err = develop_serialize(input_data)
case strings.HasPrefix(format, "develop-resize-"):
err = develop_resize(format[len("develop-resize-"):], input_data)
default:
err = convert_image(input_data, os.Stdout, format)
}
rc = utils.IfElse(err == nil, 0, 1)
return
},
})