On Thursday 15 December 2005 13:51, Iain Buchanan wrote: > haha! I had to buy a usb hd enclosure, and I wanted a mp3 player, so I > thought I'd mix them all together (plus throw in some more features)! > It also copies from memory card to its hd without plugging into the > computer - useful for when my camera memory card fills up. I have a > trigger happy finger... but I digress!
Interesting.. > 3. with a video file recorded from my digital still camera[1], I can't > fast forward or re-wind (on the device). Is this a "feature" of AVI, or > probably of the device? (Apparently mplayer can do it because it > creates some sort of sudo-index?) seeking is not what a video camera is made for. The type of compression you're dealing with: > $ file *AVI > CIMG1957.AVI: RIFF (little-endian) data, AVI, 320 x 240, ~15 fps, video: > Motion JPEG Is motion jpeg, a form where video is composed of individual jpeg frames[1], v. other algorithms to speed up the process of video rendering. Those are best converted, as the seeking in them takes a bit more power than traditional mpegs. In fact, there are actually cards avaliable to help leviate the render processing from your cpu. > -- > Iain Buchanan <iaindb at netspace dot net dot au> > > I don't think it's worth washing hogs over. > -- Larry Wall in <[EMAIL PROTECTED]> Chris White [1] http://www.siggraph.org/education/materials/HyperGraph/video/codecs/MJPEG.html
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