src/ffwebp
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various improvements

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This commit is contained in:
Laura
2025-01-22 18:19:20 +01:00
parent 8c09ef1178
commit 04e61b791f
10 changed files with 266 additions and 109 deletions
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62
image.go
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@ -15,6 +15,8 @@ import (
"golang.org/x/image/tiff"
)
type Encoder func(io.Writer, image.Image) error
func ReadImage(input io.ReadSeeker) (image.Image, error) {
decoder, err := GetDecoderFromContent(input)
if err != nil {
@ -24,55 +26,77 @@ func ReadImage(input io.ReadSeeker) (image.Image, error) {
return decoder(input)
}
func WriteImage(output io.Writer, img image.Image, format string) error {
switch format {
func ResolveImageEncoder() (Encoder, error) {
table := NewOptionsTable()
switch opts.Format {
case "webp":
options := GetWebPOptions()
LogWebPOptions(options)
table.AddWebPOptions(options)
return webp.Encode(output, img, options)
return func(output io.Writer, img image.Image) error {
return webp.Encode(output, img, options)
}, nil
case "jpeg":
options := GetJpegOptions()
LogJpegOptions(options)
table.AddJpegOptions(options)
return jpeg.Encode(output, img, options)
return func(output io.Writer, img image.Image) error {
return jpeg.Encode(output, img, options)
}, nil
case "png":
encoder := GetPNGOptions()
LogPNGOptions(encoder)
table.AddPNGOptions(encoder)
return encoder.Encode(output, img)
return func(output io.Writer, img image.Image) error {
return encoder.Encode(output, img)
}, nil
case "gif":
options := GetGifOptions()
LogGifOptions(options)
table.AddGifOptions(options)
return gif.Encode(output, img, options)
return func(output io.Writer, img image.Image) error {
return gif.Encode(output, img, options)
}, nil
case "bmp":
return bmp.Encode(output, img)
return func(output io.Writer, img image.Image) error {
return bmp.Encode(output, img)
}, nil
case "tiff":
options := GetTiffOptions()
LogTiffOptions(options)
table.AddTiffOptions(options)
return tiff.Encode(output, img, options)
return func(output io.Writer, img image.Image) error {
return tiff.Encode(output, img, options)
}, nil
case "avif":
options := GetAvifOptions()
LogAvifOptions(options)
table.AddAvifOptions(options)
return avif.Encode(output, img, options)
return func(output io.Writer, img image.Image) error {
return avif.Encode(output, img, options)
}, nil
case "jxl":
options := GetJxlOptions()
LogJxlOptions(options)
table.AddJxlOptions(options)
jpegxl.Encode(output, img, options)
return func(output io.Writer, img image.Image) error {
return jpegxl.Encode(output, img, options)
}, nil
case "ico":
return ico.Encode(output, img)
table.Print()
return func(output io.Writer, img image.Image) error {
return ico.Encode(output, img)
}, nil
}
return fmt.Errorf("unsupported output format: %s", format)
return nil, fmt.Errorf("unsupported output format: %s", opts.Format)
}