What’s the right keyframe interval?

Interesting post came from the StreamingMedia Advanced list today: Question:  Anyone have any advise on key frame placement in h264 flash? I felt like I should know the answer to this, so I pulled together the following: Answer: Interesting question. For single file streaming, make sure that keyframes at scene changes are enabled. In terms…

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H.264 Licensing and the X.264 codec

Ever since MPEG-LA announced their policy of not charging royalties for H.264 video distributed free over the Internet, I’ve been getting a bunch of emails, so I thought I would share them. I’m not inviting more emails on this topic, by they way, unless you want to tell me something that you know (as in,…

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The Moving Picture: A Tale of Three iPads

Apple’s recent iPad announcement had a strong impact on three groups: broadcasters, technology enthusiasts, and just about anyone concerned with the survival of the newspaper industry. Since discussions in these areas provide a great view of the iPad’s strengths and weaknesses, I thought that I would detail them here. The iPad is best likened to…

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Shooting with the Canon ESO 7D

I just spent about a month with the Canon EOS 7D, specifically to evaluate its HD video shooting capabilities. The results were very impressive, with amazing depth of field, and relatively low noise in low light situations. You can read my review here. Here’s a video I shot of my daughter Rosie, shopping online on…

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Vimeo, YouTube or Both?

A continuing series of questions from an ‘Net acquaintance on whether to post on YouTube or Vimeo.  Question: Incidentally, I heard that Vimeo encoded 720p at higher bitrates than YouTube (or that it had more bandwidth to serve it, or both… can’t remember!).  Do you prefer to use YouTube @ 720p for other reasons? Answer:…

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Optimizing upload quality to YouTube

Got a question from an acquaintance on the best strategy for uploading files to YouTube, and I thought it might have broader interest, so here’s the Q & A. Question: I was wondering, since YouTube doesn’t appear to be using B-Frames in its encoding, is there any reason to send files to YouTube that have…

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