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Category Archives: Technical
Site down some of Tuesday and Wednesday for Power Upgrade
[Update: Upgrade is done, we were offline twice, as we predicted (and are sorry about), but now we have twice the power. Thank you PG&E, Ralf Muehlen, and the Archive engineers.] This week, we are doubling the power coming into … Continue reading
Posted in News, Technical
3 Comments
Celebrating 100 million tasks (uploading and modifying archive.org content)
Just over 8-1/2 years ago, I wrote a multi-process daemon in PHP that we refer to as “catalogd”. It runs 24 hours a day, 7 days a week, no rest! It is in charge of uploading all content to our … Continue reading
Posted in News, Technical
Tagged Books, center for home movies, internet archive, Library, video
1 Comment
new mp4 (h.264) derivative technique — simpler and easy!
Greetings video geeks! 8-) We’ve updated the process and way we create our .mp4 files that are shown on video pages on archive.org It’s a much cleaner/clearer process, namely: We opted to ditch ffpreset files in favor of command-line argument … Continue reading
Posted in Movie Archive, Technical, Television Archive, tv archive, Video Archive
Tagged derivatives, ffmpeg, h.264, movies, video, x264
3 Comments
new video and audio player — video multiple qualities, related videos, and more!
Many of you have already noticed that since the New Year, we have migrated our new “beta” player to be the primary/default player, then to be the only player. We are excited about this new player! It features the very … Continue reading
Posted in Audio Archive, Live Music Archive, Movie Archive, Technical, Television Archive, tv archive, Video Archive
Tagged audio, derivatives, h.264, jwplayer, video
2 Comments
getting only certain formats in .zip files from items — new feature
Per some requests from our friends in the Live Music Archive community… You can get any archive.org item downloaded to your local machine as a .zip file (that we’ve been doing for 5+ years!) But whereas before it would be … Continue reading
Posted in Audio Archive, Live Music Archive, Technical
Tagged download, selective downloading, zip, zip on the fly
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Uploading images for text items (update on *_images.zip format)
The old news Until about a year ago, if you wanted to upload a set of individual page images and have them be recognized as a “book” so we’d create the usual derivative formats from them, you had to mimic … Continue reading
Posted in Books Archive, Technical
1 Comment
Improved theora/ogg video derivatives!
We’ve made our ogg video derivatives slightly better via: minor bump up to “thusnelda” release “upgrade” from 1-pass video encoding to 2-pass video encoding direct ffmpeg creation of the video (you’ll need to re/compile ffmpeg minimally with “–enable-libtheora –enable-libvorbis” configure … Continue reading
Downloading in bulk using wget
If you’ve ever wanted to download files from many different archive.org items in an automated way, here is one method to do it. ____________________________________________________________ Here’s an overview of what we’ll do: 1. Confirm or install a terminal emulator and wget … Continue reading
Posted in Technical
19 Comments
IA forums now do “inline reply”
One thing that’s driven me a bit kooky is every time I “reply to this post” in the Internet Archive forums, it drives the browser to a new form page with no context/content of the post I was just looking … Continue reading
improved h.264 derivatives!
We have thoroughly tested a newer and simpler way to create h.264 derivatives! Changes you’ll notice: More pixels! previously 320 x 240 goes to 640 x 480 pixels Slightly higher video bitrate — from about 512kb/s to … Continue reading
Posted in Technical, Video Archive
Tagged derivatives, ffmpeg, h.264, movies, video, x264
25 Comments
How Archive.org items are structured
What is an item? An item is a logical “thing” that we present on one web page on archive.org. An item may be one video file along with scans of the DVD cover, one book, one audio file, or a … Continue reading
Posted in Technical
5 Comments
How Montana State Library Uploaded Batches of Digital Objects to the Internet Archive
by Chris Stockwell for Montana State Library, 12/29/2010 Introduction The Montana State Library (MSL) last year moved a copy of its collection of 3000 born digital state publications to the Internet Archive (IA). Since MSL will be continuing to upload … Continue reading
Posted in Books Archive, Technical
10 Comments
New BookReader!
By mang We’re pleased to announce the release of our freshly re-designed BookReader on the Internet Archive. The updated BookReader has these great new features (links will take you to a live example): Redesigned user interface that maximizes the amount … Continue reading
Posted in Books Archive, Open Library, Technical
23 Comments
The Fourth Generation Petabox
Behind all the cool stuff users see on archive.org is some serious hardware. I was curious about the ongoing development of data storage here at Internet Archive. I spent a little time with Mario, Master of the Machines, while he … Continue reading
Posted in Hardware, News, Technical
13 Comments
New Support for HTML5 audio tag!
We just rolled out the [audio] tag support option for our audio files (which is similar to our [video] tag support that we have had as an option for a bit). So patrons can now opt to not use our … Continue reading
better mp4 (h.264) derivatives at archive.org!
Late last week, we pushed live a new video deriving technique, as well as in the process updated our audio/video file reader, ffmpeg. New items will benefit from this newer method, and prior items can be re-derived by users if … Continue reading
Posted in Technical, Video Archive
Tagged derivatives, ffmpeg, h.264, movies, video, x264
2 Comments
Project funded to add features to a Million books
The Center for Intelligent Information Retrieval at UMass Amherst, the Perseus Digital Library Project at Tufts, and the Internet Archive are investigating large-scale information extraction and retrieval technologies for digitized book collections. The NSF has awarded a grant of $2.7 … Continue reading
Posted in Announcements, News, Technical
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Book Reader supports Zooming
Internet Archive’s web-based book reader now supports zooming and panning around books with their pages open. This is helpful for foldout maps. The books can be embedded into any webpage, and the software is all opensource so others can integrate … Continue reading
Posted in Announcements, Technical
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