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Quality processing option

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This commit is contained in:
DarthSim
2018-10-30 18:20:02 +06:00
parent 61ae01b0a4
commit c043716ac1
4 changed files with 36 additions and 8 deletions
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11
process.go
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@@ -28,7 +28,6 @@ var (
)
type cConfig struct {
Quality C.int
JpegProgressive C.int
PngInterlaced C.int
WatermarkOpacity C.double
@@ -83,8 +82,6 @@ func initVips() {
vipsTypeSupportSave[imageTypeWEBP] = true
}
cConf.Quality = C.int(conf.Quality)
if conf.JpegProgressive {
cConf.JpegProgressive = C.int(1)
}
@@ -389,7 +386,7 @@ func processImage(ctx context.Context) ([]byte, error) {
}
}
return vipsSaveImage(img, po.Format)
return vipsSaveImage(img, po.Format, po.Quality)
}
func vipsPrepareWatermark() error {
@@ -458,7 +455,7 @@ func vipsLoadImage(data []byte, imgtype imageType, shrink int) (*C.struct__VipsI
return img, nil
}
func vipsSaveImage(img *C.struct__VipsImage, imgtype imageType) ([]byte, error) {
func vipsSaveImage(img *C.struct__VipsImage, imgtype imageType, quality int) ([]byte, error) {
var ptr unsafe.Pointer
defer C.g_free_go(&ptr)
@@ -468,11 +465,11 @@ func vipsSaveImage(img *C.struct__VipsImage, imgtype imageType) ([]byte, error)
switch imgtype {
case imageTypeJPEG:
err = C.vips_jpegsave_go(img, &ptr, &imgsize, 1, cConf.Quality, cConf.JpegProgressive)
err = C.vips_jpegsave_go(img, &ptr, &imgsize, 1, C.int(quality), cConf.JpegProgressive)
case imageTypePNG:
err = C.vips_pngsave_go(img, &ptr, &imgsize, cConf.PngInterlaced)
case imageTypeWEBP:
err = C.vips_webpsave_go(img, &ptr, &imgsize, 1, cConf.Quality)
err = C.vips_webpsave_go(img, &ptr, &imgsize, 1, C.int(quality))
}
if err != 0 {
return nil, vipsError()