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resources/images: Create AutoOrient image filter

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Closes #11717
This commit is contained in:
Joe Mooring
2023-12-15 12:04:05 -08:00
committed by Bjørn Erik Pedersen
parent 8adba648cc
commit 648d00c7d8
6 changed files with 509 additions and 6 deletions
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16
resources/image.go
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@@ -279,8 +279,8 @@ func (i *imageResource) Filter(filters ...any) (images.ImageResource, error) {
}
return i.doWithImageConfig(conf, func(src image.Image) (image.Image, error) {
filters := gfilters
for j, f := range gfilters {
var filters []gift.Filter
for _, f := range gfilters {
f = images.UnwrapFilter(f)
if specProvider, ok := f.(images.ImageProcessSpecProvider); ok {
processSpec := specProvider.ImageProcessSpec()
@@ -293,10 +293,14 @@ func (i *imageResource) Filter(filters ...any) (images.ImageResource, error) {
if err != nil {
return nil, err
}
// Replace the filter with the new filters.
// This slice will be empty if this is just a format conversion.
filters = append(filters[:j], append(pFilters, filters[j+1:]...)...)
filters = append(filters, pFilters...)
} else if orientationProvider, ok := f.(images.ImageFilterFromOrientationProvider); ok {
tf := orientationProvider.AutoOrient(i.Exif())
if tf != nil {
filters = append(filters, tf)
}
} else {
filters = append(filters, f)
}
}
return i.Proc.Filter(src, filters...)