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Code Issues Releases Activity

Disable scale-on-load for animated images

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This commit is contained in:
DarthSim
2020-09-28 21:15:16 +06:00
parent eaea8d9668
commit 1dc0c8c9a3
2 changed files with 6 additions and 21 deletions
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24
process.go
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@@ -536,27 +536,9 @@ func transformAnimated(ctx context.Context, img *vipsImage, data []byte, po *pro
}
// Vips 8.8+ supports n-pages and doesn't load the whole animated image on header access
if nPages, _ := img.GetInt("n-pages"); nPages > 0 {
scale := 1.0
// Don't do scale on load if DPR != 1 or we need to crop
// because it causes problems in these cases.
// TODO: Rewrite scaling
if po.Dpr == 1.0 && po.Crop.Width == 0 && po.Crop.Height == 0 {
scale = calcScale(imgWidth, frameHeight, po, imgtype)
}
if nPages > framesCount || canScaleOnLoad(imgtype, scale) {
// Do some scale-on-load and load only the needed frames
if err = img.Load(data, imgtype, 1, scale, framesCount); err != nil {
return err
}
}
imgWidth = img.Width()
frameHeight, err = img.GetInt("page-height")
if err != nil {
if nPages, _ := img.GetInt("n-pages"); nPages > framesCount {
// Load only the needed frames
if err = img.Load(data, imgtype, 1, 1.0, framesCount); err != nil {
return err
}
}