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Handle empty image

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This commit is contained in:
Celogeek 2023-01-04 12:26:47 +01:00
parent 58f8123c9e
commit 4b434f7416
Signed by: celogeek
GPG Key ID: E6B7BDCFC446233A
1 changed files with 9 additions and 1 deletions
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8
internal/epub/image_processing.go
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@ -144,7 +144,15 @@ func LoadImages(path string, options *ImageOptions) ([]*Image, error) {
// Convert image // Convert image
dst := image.NewPaletted(g.Bounds(src.Bounds()), options.Palette) dst := image.NewPaletted(g.Bounds(src.Bounds()), options.Palette)
if dst.Bounds().Dx() == 0 || dst.Bounds().Dy() == 0 {
dst = image.NewPaletted(image.Rectangle{
Min: image.Point{0, 0},
Max: image.Point{1, 1},
}, dst.Palette)
dst.Set(0, 0, color.White)
} else {
g.Draw(dst, src) g.Draw(dst, src)
}
// Encode image // Encode image
b := bytes.NewBuffer([]byte{}) b := bytes.NewBuffer([]byte{})