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Fix small png loading bug.

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This commit is contained in:
treeform 2021-04-19 08:48:51 -07:00
parent a781580ac8
commit 101619a9e6
1 changed files with 3 additions and 1 deletions
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4
src/pixie/fileformats/png.nim
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@ -104,7 +104,9 @@ proc unfilter(
let filterType = uncompressed[uncompressedIdx(0, y)]
case filterType:
of 0: # None
discard
for x in 0 ..< rowBytes:
var value = uncompressed[uncompressedIdx(x + 1, y)]
result[unfiteredIdx(x, y)] = value
of 1: # Sub
for x in 0 ..< rowBytes:
var value = uncompressed[uncompressedIdx(x + 1, y)]