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A Propeller-Head Visits Vegas, part 2

Howdy Pierce My partner Mike Perkins and I traveled this week to Las Vegas to take in NAB, one of the big trade shows for the broadcast video market. We try to travel together once or twice a year, because in addition to whatever immediate objective we have in ta…

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Posted In: Howdy, Video

A Propeller-Head Visits Vegas, part 1

Howdy Pierce I spent the day yesterday in Las Vegas for ISC West, one of the largest shows for the CCTV and security industry. We have a couple of customers exhibiting at this show, and I haven’t attended for the last couple of years, so it was interesting to s…

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Posted In: Howdy, Uncategorized, Video

Yet More Patent Insanity

Howdy Pierce Evidently the Justice Department is investigating MPEG LA on the grounds that they may be stifling innovation in the area of standards for web video. From today’s Wall St. Journal: The Justice Department is investigating whether a gro…

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Posted In: Howdy, Video

Interlaced Video and Computer Monitors

Mike Perkins If you’ve ever had occasion to watch video on a computer, you might have noticed that it doesn’t look like it does on your TV. This is especially true when watching interlaced video. This post briefly describes some issues associated with using a…

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Posted In: Perk, Video

The Two Ways to Get Video Across the Internet

Howdy Pierce In all the Internet video out there, there are basically two methods of delivery: Progressive download, and adaptive bit rate streaming. Progressive Download Today the majority of Internet video is progressively downloaded, including YouTube, Vimeo,…

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We Need VP8 Like a Fish Needs a Bicycle

Howdy Pierce I’ve been waiting a little to mull over Google’s announcement about dropping H.264 support in Chrome in favor of VP8. Although my partner Ben Mesander would take the other side of the argument, I think the world needs VP8 like a fish needs a bicy…

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Posted In: Howdy, Video

Rolling CMOS Shutters and Curved Wiper Blades

Ben Mesander One time last winter I shot a photo with my camera phone out the windshield of my car, and got a strange image with curved wiper blades: No, my wipers don’t look like this! I’ve been meaning to track down the reason why this happened. It is clea…

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Thoughts on 3D after NAB

Mike Perkins I just returned from this year’s NAB show, where I was bombarded with 3D demos in virtually every booth. Most of the factors driving this 3D superabundance originate outside of the broadcast industry itself. First, TV manufacturers are hot on 3D as…

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Posted In: Perk, Video

Encoders Aren't Commodities

Howdy Pierce My partner Ben Mesander had a really cool post the other day: An h.264 encoder written in 30 lines of C code. Ben’s encoder outputs completely valid h.264, but it doesn’t actually compress anything. (What do you expect from 30 lines!) In fact, be…

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Posted In: Howdy, Video

World's Smallest h.264 Encoder

Ben Mesander Recently I have been studying the h.264 video codec and reading the ISO spec. h.264 a much more sophisticated codec than MPEG-2, which means that a well-implemented h.264 encoder has more compression tools at its disposal than the equivalent MPEG-2 e…

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Posted In: Ben, Video
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