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Nice. -- Al Matthews Software Developer, Digital Services Unit Atlanta University Center, Robert W. Woodruff Library email: [log in to unmask]; office: 1 404 978 2057 On 11/12/13 9:59 AM, "Andrew Hankinson" <[log in to unmask]> wrote: >Just thought I might plug some software we're developing to solve the >book image navigation "misery" that Kyle mentions. > >http://ddmal.music.mcgill.ca/diva/ > >and a demo: > >http://ddmal.music.mcgill.ca/newdiva/demo/single.html > >We developed it because we were frustrated with the "image gallery" >paradigm for book image viewing, and wanted something more like Google >Books' viewer, but with access to the highest resolution possible. We >also were frustrated with having to download large PDFs to just view a >couple pages. > >Diva uses IIP on the back-end to serve out image tiles, so you're only >ever downloading the part of the image that's viewable -- the rest is >auto-loaded as the user scrolls. > >We've used it to display a manuscript that's ~80GB (total), with each >image around 200MB. > >http://coltrane.music.mcgill.ca/salzinnes/experiments/diva-cci-tif/ > >It's also got a couple other neat features, like in-browser >brightness/contrast/rotation adjustments via canvas. (Click the little >gear icon in the top left of each page image). > >Cheers, >-Andrew > >On 2013-11-08, at 4:22 PM, Kyle Banerjee <[log in to unmask]> wrote: > >>> It is sad to me that converting to PDF for viewing off the Web seems >>>like >>> the answer. Isn’t there a tiling viewer (like Leaflet) that could be >>>used >>> to render jpeg derivatives of the original tif files in Omeka? >>> >>> >> This should be pretty easy. But the issue with tiling is that the nav >> process is miserable for all but the shortest books. Most of the people >>who >> want to download want are looking for jpegs rather than source tiffs and >> one pdf instead of a bunch of tiffs (which is good since each one is >> typically over 100MB). Of course there are people who want the real >>deal, >> but that's actually a much less common use case. >> >> As Karen observes, downloading and viewing serve different use cases so >>of >> course we will provide both. IIP Image Server looks intriguing. But >>most of >> our users who want the full res stuff really just want to download the >> source tiffs which will be made available. >> >> kyle