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png: Update for Go 1.13

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This commit is contained in:
Hajime Hoshi 2019-11-25 22:24:33 +09:00
parent f028610006
commit f6390abad7
2 changed files with 1 additions and 2 deletions
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2
internal/png/stdlibreader.go
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@ -708,7 +708,7 @@ func (d *decoder) readImagePass(r io.Reader, pass int, allocateOnly bool) (image
} }
} }
case cbP8: case cbP8:
if len(paletted.Palette) != 255 { if len(paletted.Palette) != 256 {
for x := 0; x < width; x++ { for x := 0; x < width; x++ {
if len(paletted.Palette) <= int(cdat[x]) { if len(paletted.Palette) <= int(cdat[x]) {
paletted.Palette = paletted.Palette[:int(cdat[x])+1] paletted.Palette = paletted.Palette[:int(cdat[x])+1]

1
internal/png/stdlibwriter.go
View File

@ -290,7 +290,6 @@ func filter(cr *[nFilter][]byte, pr []byte, bpp int) int {
} }
} }
if sum < best { if sum < best {
best = sum
filter = ftAverage filter = ftAverage
} }