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image/jpeg: add a jpeg option to disable chroma subsampling #13614

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urandom opened this issue Dec 14, 2015 · 2 comments
Open

image/jpeg: add a jpeg option to disable chroma subsampling #13614

urandom opened this issue Dec 14, 2015 · 2 comments
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FeatureRequest Issues asking for a new feature that does not need a proposal. NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.
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Unplanned

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@urandom
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urandom commented Dec 14, 2015

It seems that golang's jpeg encoder only supports downsampling. It would be nice to be able to fine-tune what kind of subsampling is used when encoding jpegs, or alternatively disable downsampling when using a large quality value.

This is a continuation of:
https://groups.google.com/forum/#!topic/golang-nuts/VJY87VQpgws
@rsc rsc added this to the Unplanned milestone Dec 28, 2015
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rsc commented Dec 28, 2015

/cc @nigeltao @robpike

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Yeah, it's a valid bug, but I don't know when I'll have time to fix it.

@nigeltao nigeltao self-assigned this Jan 15, 2016
@rsc rsc mentioned this issue Jul 17, 2017
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@dmitshur dmitshur mentioned this issue Sep 2, 2023
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@dmitshur dmitshur added the NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. label Sep 2, 2023
@seankhliao seankhliao added the FeatureRequest Issues asking for a new feature that does not need a proposal. label Jul 13, 2024
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FeatureRequest Issues asking for a new feature that does not need a proposal. NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.
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