Maniphest T129073

Make chroma subsampling configurable in Thumbor
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	• Gilles
	Mar 7 2016, 12:50 PM

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Description

Just like quality, we should be able to set a specific chroma subsampling value if we want to (defaulting to not touching it).

Details

Related Changes in Gerrit:

	Subject	Repo	Branch	Lines +/-
	Set chroma subsampling to 4:2:0	mediawiki/vagrant	master	+1 -0

Customize query in gerrit

Revisions and Commits

rTHMBREXT Thumbor Plugins
	Restricted Differential Revision	rTHMBREXT1a93e9a3fc10 Make chroma subsampling configurable

Related Objects
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		Status	Subtype	Assigned	Task
		Resolved		• Gilles	T121388 Service-based thumbnailing re-architecture in production with Thumbor
		Resolved		• Gilles	T111718 Service-based thumbnailing re-architecture on Vagrant
		Resolved		Jdforrester-WMF	T122242 Use Chroma subsampling for image thumbnails (save 17% bandwidth and save memory on mobile)
		Resolved		• Gilles	T129073 Make chroma subsampling configurable in Thumbor

Event Timeline

• Gilles created this task.Mar 7 2016, 12:50 PM

• Gilles renamed this task from Make Chroma subsampling configurable to Make chroma subsampling configurable.

• Gilles moved this task from Inbox, needs triage to To-do: Goals prioritized current Quarter on the Performance-Team board.

• Gilles mentioned this in T122242: Use Chroma subsampling for image thumbnails (save 17% bandwidth and save memory on mobile).

• Krinkle renamed this task from Make chroma subsampling configurable to Make chroma subsampling configurable in Thumbor.Mar 7 2016, 8:04 PM

• Krinkle added a parent task: T122242: Use Chroma subsampling for image thumbnails (save 17% bandwidth and save memory on mobile).

• Gilles moved this task from To-do: Goals prioritized current Quarter to Doing (old) on the Performance-Team board.Mar 8 2016, 12:00 PM

• Gilles added a revision: Restricted Differential Revision.Mar 8 2016, 12:26 PM

• Gilles added a commit: rTHMBREXT1a93e9a3fc10: Make chroma subsampling configurable.Mar 8 2016, 12:27 PM

Change 275798 had a related patch set uploaded (by Gilles):
Set chroma subsampling to 4:2:0

https://gerrit.wikimedia.org/r/275798

Change 275798 merged by jenkins-bot:
Set chroma subsampling to 4:2:0

https://gerrit.wikimedia.org/r/275798

• Gilles closed this task as Resolved.Mar 8 2016, 12:30 PM