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Save BMP as JPEG by default

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This commit is contained in:
DarthSim 2019-10-01 18:12:14 +06:00
parent aa5ce8be8d
commit 1274010010
1 changed files with 7 additions and 1 deletions
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8
process.go
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@ -20,6 +20,12 @@ func imageTypeSaveSupport(imgtype imageType) bool {
return imgtype == imageTypeSVG || vipsTypeSupportSave[imgtype]
}
func imageTypeGoodForWeb(imgtype imageType) bool {
return imgtype != imageTypeHEIC &&
imgtype != imageTypeTIFF &&
imgtype != imageTypeBMP
}
func extractMeta(img *vipsImage) (int, int, int, bool) {
width := img.Width()
height := img.Height()
@ -557,7 +563,7 @@ func processImage(ctx context.Context) ([]byte, context.CancelFunc, error) {
switch {
case po.PreferWebP && imageTypeSaveSupport(imageTypeWEBP):
po.Format = imageTypeWEBP
case imageTypeSaveSupport(imgdata.Type) && imgdata.Type != imageTypeHEIC && imgdata.Type != imageTypeTIFF:
case imageTypeSaveSupport(imgdata.Type) && imageTypeGoodForWeb(imgdata.Type):
po.Format = imgdata.Type
default:
po.Format = imageTypeJPEG