Reading/Multimedia/Architecture

This is a stub article that will eventually be a description of our multimedia architecture. See also this list of media projects.

Component inventory

Component	Description	Maintainers	In training
File management	Management of uploaded files (images, thumbnails, etc.)	Aaron Schulz
	Open bugs in File management • Merged commits by MW core reviewers mentioning File management
SVG rendering	Bugs related to SVG rendering on Wikimedia websites.	TheDJ
	Open bugs in SVG rendering • Merged commits by MW core reviewers mentioning SVG rendering
Uploading	File upload interface at Special:Upload. (Issues with already uploaded files should be filed under "File management")	Ryan Kaldari
	Open bugs in Uploading • Merged commits by MW core reviewers mentioning Uploading
UploadWizard	Tool for uploading multiple files at once, with a friendly tutorial for newbies.	Mark Holmquist, Ryan Kaldari
	Open bugs in UploadWizard • Merged commits by MW core reviewers mentioning UploadWizard
MultimediaViewer	Advanced UI for displaying images.	MM team
	Open bugs in MultimediaViewer • Merged commits by MW core reviewers mentioning MultimediaViewer
CommonsMetadata	API to fetch (mostly) template-based metadata from image description pages.	MM team
	Open bugs in CommonsMetadata • Merged commits by MW core reviewers mentioning CommonsMetadata
GWToolset	Mass uploader tool for GLAM image donations.	Dan Entous
	Open bugs in GWToolset • Merged commits by MW core reviewers mentioning GWToolset
PagedTiffHandler	Handle TIFF images, including multi-paged ones.	Daniel Kinzler?
	Open bugs in PagedTiffHandler • Merged commits by MW core reviewers mentioning PagedTiffHandler
GlobalUsage	View the global usage of images in a wiki farm with shared image repository.	Bryan Tong Minh
	Open bugs in GlobalUsage • Merged commits by MW core reviewers mentioning GlobalUsage
ImageMap	Clickable image maps	Tim Starling
	Open bugs in ImageMap • Merged commits by MW core reviewers mentioning ImageMap
TimedMediaHandler	Display audio and video files in wiki pages, using the same syntax as for image files.	Michael Dale, Tim Starling
	Open bugs in TimedMediaHandler • Merged commits by MW core reviewers mentioning TimedMediaHandler
PdfHandler	Show uploaded pdf files in a multipage preview layout.	xarax
	Open bugs in PdfHandler • Merged commits by MW core reviewers mentioning PdfHandler
Score	Render musical scores as PNG images using LilyPond and can also transform them into audio and MIDI files.	Alexander Klauer
	Open bugs in Score • Merged commits by MW core reviewers mentioning Score
VipsScaler	Wrapper around VIPS, a free image processing software. VIPS is a set of image manipulation tools specially designed for speed and low memory usage. This is useful for resizing large PNGs, and it improves the appearance of shrunken JPEGs.	Bryan Tong Minh
	Open bugs in VipsScaler • Merged commits by MW core reviewers mentioning VipsScaler

Gadgets/Experiments

• Gallery Slideshow
• Sequencer
• Coding Challenge Slideshow
• Wikipic
• CategorizationBot

Technical debt

See Multimedia/Architecture/Tech_Debt_Backlog for current list and discussion.

Future ideas

• Dynamic map support (to replace GeoHack)
  • Embeddable
  • Customizable via Maps namespace(?)
  • Use pretty Stamen map tiles