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w3c/png Issues
Last updated
Apr 2, 2025, 5:57:28 AM UTC
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37 out-of-SLO untriaged issues
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Issue
Title
Within SLO
On maintainers' plates for
Time left
Time past SLO
#5
pHYs is metric-only
❌
4.2 years
4.2 years
#6
AverageLaneFilter
❌
4.2 years
4.2 years
#14
Spatial referencing of a PNG image; pHYs unsuitable
❌
4.2 years
4.2 years
#15
Textual chunk which is not `safe to copy`
❌
4.2 years
4.2 years
#16
Image tiling chunk
❌
4.2 years
4.2 years
#21
Interpolation preference
❌
4.2 years
4.2 years
#24
Alternative palettes
❌
3.9 years
3.9 years
#25
Internal IDs for fragment references
❌
3.9 years
3.9 years
#39
Consider using Zstandard and/or LZ4 instead of Deflate
❌
3.3 years
3.3 years
#40
Consider making the Adler32 check optional during decompression
❌
3.3 years
3.3 years
#41
Suggestion: regular restart markers
❌
3.3 years
3.3 years
#45
Formalize Apple's CgBI chunk
❌
3.3 years
3.3 years
#54
Multithreading PNG decoding, "parallel" PNG's
❌
3.3 years
3.3 years
#55
Much faster standard PNG writing
❌
3.3 years
3.3 years
#60
PNG Restart Marker specification
❌
3.3 years
3.3 years
#255
Consider improvements to progressive loading
❌
2.2 years
2.2 years
#308
Link to tables and figures by name
❌
1.9 years
1.9 years
#311
Some tone mapping requires the average luminance between frames
❌
1.9 years
1.9 years
#312
Narrow range and `cICP`
❌
1.9 years
1.9 years
#319
Tone-mapping should be stable when mDCv and cLLi are static
❌
1.8 years
1.8 years
#320
Handling invalid, unknown ancillary chunks
❌
1.8 years
1.7 years
#344
Flag for use of artistic controls
❌
1.6 years
1.6 years
#347
Should the spec still talk about frame buffers?
❌
1.6 years
1.6 years
#357
10 bit per channel proposal
❌
1.4 years
1.4 years
#366
Liaison letter from ISO TC 42/WG 23 on Gain Maps
❌
1.4 years
1.4 years
#380
Proposal: gain maps for PNG
❌
1.4 years
1.4 years
#390
Add PNG dWLm (Diffuse white luminance metadata ) chunk to conform to ISO 22028-5
❌
1.3 years
1.3 years
#405
Consistent terminology
❌
1.2 years
1.2 years
#426
New filter method, optimised for 10,12,16 bits/component image data?
❌
1.1 years
1.1 years
#467
Join chunk ordering rules
❌
6.1 months
5.9 months
#472
Added table with 16bit full and narrow range values
❌
6 months
5.8 months
#478
iCCP chunk requirements for GRAY and RGB
❌
3.3 months
3.1 months
#493
Adding generic image-type data chunk(s)
❌
2.1 months
1.8 months
#494
Add iEXt chunk
❌
2.1 months
1.8 months
#495
Add iEId chunk
❌
2.1 months
1.8 months
#505
Filter suggestion improvement
❌
1.3 months
1.1 months
#510
The example in Chapter 5.3 is mislabeled. The chunk "cHNk" should be marked as public, but it was mistakenly marked as private.
❌
2.1 weeks
1.1 weeks