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transformImage: apply gaussian blur if needed

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This commit is contained in:
Thomas Meson 2015-09-14 17:58:24 +02:00
parent 404cbf902f
commit 4cc9e0dde1
1 changed files with 9 additions and 1 deletions
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10
resize.go
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@ -135,7 +135,8 @@ func normalizeOperation(o *Options, inWidth, inHeight int) {
func shouldTransformImage(o Options, inWidth, inHeight int) bool {
return o.Force || (o.Width > 0 && o.Width != inWidth) ||
(o.Height > 0 && o.Height != inHeight) || o.AreaWidth > 0 || o.AreaHeight > 0
(o.Height > 0 && o.Height != inHeight) || o.AreaWidth > 0 || o.AreaHeight > 0 ||
o.GaussianBlur.Sigma > 0 || o.GaussianBlur.MinAmpl > 0
}
func transformImage(image *C.VipsImage, o Options, shrink int, residual float64) (*C.VipsImage, error) {
@ -172,6 +173,13 @@ func transformImage(image *C.VipsImage, o Options, shrink int, residual float64)
return nil, err
}
if o.GaussianBlur.Sigma > 0 || o.GaussianBlur.MinAmpl > 0 {
image, err = vipsGaussianBlur(image, o.GaussianBlur)
if err != nil {
return nil, err
}
}
debug("Transform: shrink=%v, residual=%v, interpolator=%v",
shrink, residual, o.Interpolator.String())