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🎨 Improve image export size for database assets fields https://github.com/siyuan-note/siyuan/issues/16470

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Signed-off-by: Daniel <845765@qq.com>
This commit is contained in:
Daniel 2026-01-17 10:45:04 +08:00
parent 6ee0b663e2
commit 3e6e5fa3a4
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GPG key ID: 86211BA83DF03017
2 changed files with 26 additions and 4 deletions
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18
kernel/model/assets.go
View file

@ -51,6 +51,24 @@ import (
"github.com/siyuan-note/siyuan/kernel/util"
)
func GetAssetImgSize(assetPath string) (width, height int) {
absPath, err := GetAssetAbsPath(assetPath)
if err != nil {
logging.LogErrorf("get asset [%s] abs path failed: %s", assetPath, err)
return
}
img, err := imaging.Open(absPath)
if err != nil {
logging.LogErrorf("open asset image [%s] failed: %s", absPath, err)
return
}
width = img.Bounds().Dx()
height = img.Bounds().Dy()
return
}
func GetAssetPathByHash(hash string) string {
assetHash := cache.GetAssetHash(hash)
if nil == assetHash {

12
kernel/model/export.go
View file

@ -2831,10 +2831,14 @@ func exportTree(tree *parse.Tree, wysiwyg, keepFold, avHiddenCol bool,
img.AppendChild(&ast.Node{Type: ast.NodeLinkDest, Tokens: []byte(a.Content)})
img.AppendChild(&ast.Node{Type: ast.NodeCloseParen})
mdTableCell.AppendChild(img)
height := "height: 128px;"
spanIAL := &ast.Node{Type: ast.NodeKramdownSpanIAL, Tokens: []byte("style=\"" + height + "\"")}
mdTableCell.AppendChild(spanIAL)
img.SetIALAttr("style", height)
img.SetIALAttr("style", "max-height: 128px;")
width, height := GetAssetImgSize(a.Content)
if height > 128 {
img.SetIALAttr("height", "128px")
newWidth := int(float64(width) * (128.0 / float64(height)))
img.SetIALAttr("width", strconv.Itoa(newWidth)+"px")
}
} else if av.AssetTypeFile == a.Type {
linkText := strings.TrimSpace(a.Name)
if "" == linkText {