func (pr *BimgProcessor) Process(buffer []byte, geo btcdn.GeoBox) (img btcdn.Image, err error) {
bimgImg := bimg.NewImage(buffer)
var newImage []byte
gravity := resolveGravity(geo.Gravity())
if geo.Cropped() && geo.Resized() {
newImage, err = resizeAndCrop(bimgImg, geo.Width(), geo.Height(), gravity)
} else if geo.Resized() {
if geo.Mode() == "!" {
newImage, err = forceResize(bimgImg, geo.Width(), geo.Height())
} else {
newImage, err = resize(bimgImg, geo.Width())
}
} else if geo.Cropped() {
newImage, err = crop(bimgImg, int(float64(geo.Offset()[1])), int(float64(geo.Offset()[0])), geo.Width(), geo.Height())
}
if geo.Greyscale() {
newImage, err = bimgImg.Colourspace(bimg.INTERPRETATION_B_W)
}
img = &Image{
body: newImage,
mime: Mimes[bimgImg.Type()],
}
return
}
func (pr *MagickProcessor) Process(buffer []byte, geo btcdn.GeoBox) (img btcdn.Image, err error) {
mw := imagick.NewMagickWand()
// Schedule cleanup
defer mw.Destroy()
err = mw.ReadImageBlob(buffer)
if err != nil {
return
}
if geo.Cropped() && geo.Resized() {
err = resize(mw, geo)
if err != nil {
return
}
err = crop(mw, geo)
if err != nil {
return
}
} else if geo.Resized() {
err = resize(mw, geo)
if err != nil {
return
}
} else if geo.Cropped() {
err = crop(mw, geo)
if err != nil {
return
}
}
if geo.Greyscale() {
err = mw.SetColorspace(imagick.COLORSPACE_GRAY)
}
err = mw.SetImageFormat("jpg")
if err != nil {
return
}
err = mw.SetImageCompressionQuality(80)
if err != nil {
return
}
err = mw.StripImage()
if err != nil {
return
}
newImage := mw.GetImageBlob()
img = &Image{
body: newImage,
mime: "image/jpeg",
}
return
}
