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djpegli fails to decode CMYK image #3474

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antermin opened this issue Apr 11, 2024 · 0 comments
Open

djpegli fails to decode CMYK image #3474

antermin opened this issue Apr 11, 2024 · 0 comments
Labels
colorspace relates to hte use of color spaces, ICC profiles, etc jpegli Related to jpegli, also cjpegli and djpegli unrelated to 1.0 Things that need not be done before the 1.0 version milestone

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@antermin
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Describe the bug
djpegli fails to decode a CMYK JPG to PNG.

To Reproduce

  1. Obtain a CMYK JPG, for example this one (from this issue).
  2. ./djpegli image.jpg output.png

Actual behavior

Read 2249602 compressed bytes.
jpegli decoding failed

Expected behavior
A PNG is produced.

Environment
@mo271 mo271 added jpegli Related to jpegli, also cjpegli and djpegli unrelated to 1.0 Things that need not be done before the 1.0 version milestone labels Apr 11, 2024
@mo271 mo271 added the colorspace relates to hte use of color spaces, ICC profiles, etc label Apr 22, 2024
@mo271 mo271 mentioned this issue May 14, 2024
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colorspace relates to hte use of color spaces, ICC profiles, etc jpegli Related to jpegli, also cjpegli and djpegli unrelated to 1.0 Things that need not be done before the 1.0 version milestone
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support cmyk input for djpegli mo271/libjxl
2 participants
@mo271 @antermin