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Merge pull request #56 from guzba/master

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add -d:pixieUseStb
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treeform 2021-01-21 22:27:26 -08:00 committed by GitHub
commit 379abcb638
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2 changed files with 18 additions and 11 deletions
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8
src/pixie/fileformats/jpg.nim
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@ -1,10 +1,16 @@
import pixie/images, pixie/common, pixie/fileformats/stb_image/stb_image import pixie/images, pixie/common
when defined(pixieUseStb):
import pixie/fileformats/stb_image/stb_image
const const
jpgStartOfImage* = [0xFF.uint8, 0xD8] jpgStartOfImage* = [0xFF.uint8, 0xD8]
proc decodeJpg*(data: seq[uint8]): Image = proc decodeJpg*(data: seq[uint8]): Image =
## Decodes the JPEG into an Image. ## Decodes the JPEG into an Image.
when not defined(pixieUseStb):
raise newException(PixieError, "Decoding JPG requires -d:pixieUseStb")
else:
var var
width: int width: int
height: int height: int

5
tests/test_jpg.nim
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@ -1,5 +1,6 @@
import pixie/fileformats/jpg when defined(pixieUseStb):
import pixie/fileformats/jpg
let let
original = readFile("tests/images/jpg/jpeg420exif.jpg") original = readFile("tests/images/jpg/jpeg420exif.jpg")
stbDecoded = decodeJpg(original) stbDecoded = decodeJpg(original)